diff --git a/background/background-worker.js b/background/background-worker.js
index b4d7294b..d1908b1c 100644
--- a/background/background-worker.js
+++ b/background/background-worker.js
@@ -90,17 +90,11 @@ function getUsercssCompiler(preprocessor) {
     },
     stylus: {
       preprocess(source, vars) {
-        loadScript('/vendor/stylus-lang-bundle/stylus.min.js');
+        loadScript('/vendor/stylus-lang-bundle/stylus-renderer.min.js');
         return new Promise((resolve, reject) => {
           const varDef = Object.keys(vars).map(key => `${key} = ${vars[key].value};\n`).join('');
-          if (!Error.captureStackTrace) Error.captureStackTrace = () => {};
-          self.stylus(varDef + source).render((err, output) => {
-            if (err) {
-              reject(err);
-            } else {
-              resolve(output);
-            }
-          });
+          new self.StylusRenderer(varDef + source)
+            .render((err, output) => err ? reject(err) : resolve(output));
         });
       }
     },
diff --git a/package-lock.json b/package-lock.json
index d871fa70..d6797a9f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1182,8 +1182,7 @@
     "atob": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
-      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
-      "dev": true
+      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg=="
     },
     "atomic-sleep": {
       "version": "1.0.0",
@@ -1265,8 +1264,7 @@
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
     "base": {
       "version": "0.11.2",
@@ -1447,7 +1445,6 @@
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "dev": true,
       "requires": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
@@ -2038,8 +2035,7 @@
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-      "dev": true
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
     "concat-stream": {
       "version": "1.6.2",
@@ -2144,6 +2140,25 @@
       "integrity": "sha512-v1plID3y9r/lPhviJ1wrXpLeyUIGAZ2SHNYTEapm7/8A9nLPoyvVp3RK/EPFqn5kEznyWgYZNsRtYYIWbuG8KA==",
       "dev": true
     },
+    "css": {
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/css/-/css-2.2.4.tgz",
+      "integrity": "sha512-oUnjmWpy0niI3x/mPL8dVEI1l7MnG3+HHyRPHf+YFSbK+svOhXpmSOcDURUh2aOCgl2grzrOPt1nHLuCVFULLw==",
+      "requires": {
+        "inherits": "^2.0.3",
+        "source-map": "^0.6.1",
+        "source-map-resolve": "^0.5.2",
+        "urix": "^0.1.0"
+      }
+    },
+    "css-parse": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/css-parse/-/css-parse-2.0.0.tgz",
+      "integrity": "sha1-pGjuZnwW2BzPBcWMONKpfHgNv9Q=",
+      "requires": {
+        "css": "^2.0.0"
+      }
+    },
     "css-select": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
@@ -2217,8 +2232,7 @@
     "decode-uri-component": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=",
-      "dev": true
+      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU="
     },
     "decompress-response": {
       "version": "3.3.0",
@@ -3260,6 +3274,11 @@
         "es5-ext": "~0.10.14"
       }
     },
+    "event-lite": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/event-lite/-/event-lite-0.1.2.tgz",
+      "integrity": "sha512-HnSYx1BsJ87/p6swwzv+2v6B4X+uxUteoDfRxsAb1S1BePzQqOLevVmkdA15GHJVd9A9Ok6wygUR18Hu0YeV9g=="
+    },
     "event-to-promise": {
       "version": "0.8.0",
       "resolved": "https://registry.npmjs.org/event-to-promise/-/event-to-promise-0.8.0.tgz",
@@ -3850,8 +3869,7 @@
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
-      "dev": true
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
     },
     "fsevents": {
       "version": "2.1.2",
@@ -3995,7 +4013,6 @@
       "version": "7.1.6",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
       "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
-      "dev": true,
       "requires": {
         "fs.realpath": "^1.0.0",
         "inflight": "^1.0.4",
@@ -4315,7 +4332,6 @@
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
-      "dev": true,
       "requires": {
         "once": "^1.3.0",
         "wrappy": "1"
@@ -4324,8 +4340,7 @@
     "inherits": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
-      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-      "dev": true
+      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
     },
     "ini": {
       "version": "1.3.5",
@@ -5318,7 +5333,6 @@
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
       "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-      "dev": true,
       "requires": {
         "brace-expansion": "^1.1.7"
       }
@@ -5805,7 +5819,6 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
-      "dev": true,
       "requires": {
         "wrappy": "1"
       }
@@ -5999,6 +6012,11 @@
       "integrity": "sha1-s2PlXoAGym/iF4TS2yK9FdeRfxQ=",
       "dev": true
     },
+    "path-browserify": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/path-browserify/-/path-browserify-1.0.1.tgz",
+      "integrity": "sha512-b7uo2UCUOYZcnF/3ID0lulOJi/bafxa1xPe7ZPsammBSpjSWQkjNxlt635YGS2MiR9GjvuXCtz2emr3jbsz98g=="
+    },
     "path-dirname": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/path-dirname/-/path-dirname-1.0.2.tgz",
@@ -6014,8 +6032,7 @@
     "path-is-absolute": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
-      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
-      "dev": true
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18="
     },
     "path-is-inside": {
       "version": "1.0.2",
@@ -6481,8 +6498,7 @@
     "resolve-url": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/resolve-url/-/resolve-url-0.2.1.tgz",
-      "integrity": "sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=",
-      "dev": true
+      "integrity": "sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo="
     },
     "responselike": {
       "version": "1.0.2",
@@ -6570,14 +6586,12 @@
     "safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
-      "dev": true
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
     "sax": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
-      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw==",
-      "dev": true
+      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
     },
     "semver": {
       "version": "5.6.0",
@@ -6996,14 +7010,12 @@
     "source-map": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-      "dev": true
+      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
     },
     "source-map-resolve": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.3.tgz",
       "integrity": "sha512-Htz+RnsXWk5+P2slx5Jh3Q66vhQj1Cllm0zvnaY98+NFx+Dv2CF/f5O/t8x+KaNdrdIAsruNzoh/KpialbqAnw==",
-      "dev": true,
       "requires": {
         "atob": "^2.1.2",
         "decode-uri-component": "^0.2.0",
@@ -7025,8 +7037,7 @@
     "source-map-url": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/source-map-url/-/source-map-url-0.4.0.tgz",
-      "integrity": "sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=",
-      "dev": true
+      "integrity": "sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM="
     },
     "spawn-sync": {
       "version": "1.0.15",
@@ -7288,10 +7299,59 @@
       "resolved": "https://registry.npmjs.org/stylelint-bundle/-/stylelint-bundle-8.0.0.tgz",
       "integrity": "sha512-kASuh8U4SbfDh12plCbwmIvttR8P/+Y33OwJ2t5GZuradF2Hk9dP27U5cPyqK8HAPw7wbr/LHYwkjQiSL7gh3A=="
     },
+    "stylus": {
+      "version": "github:stylus/stylus#59bc665db295981d4e3f702e7275c5589a3c6d15",
+      "from": "github:stylus/stylus#dev",
+      "requires": {
+        "css-parse": "~2.0.0",
+        "debug": "~3.1.0",
+        "glob": "^7.1.6",
+        "mkdirp": "~1.0.4",
+        "safer-buffer": "^2.1.2",
+        "sax": "~1.2.4",
+        "semver": "^6.3.0",
+        "source-map": "^0.7.3"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "mkdirp": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+          "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw=="
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+        },
+        "semver": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
+        },
+        "source-map": {
+          "version": "0.7.3",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.3.tgz",
+          "integrity": "sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ=="
+        }
+      }
+    },
     "stylus-lang-bundle": {
-      "version": "0.54.5",
-      "resolved": "https://registry.npmjs.org/stylus-lang-bundle/-/stylus-lang-bundle-0.54.5.tgz",
-      "integrity": "sha512-UGd0rNe1aiXAMzOUNiIoH7Y4qVN6poYHZTt/tM6vJ4UWS8negVxds4H25Rm+TDJH8clkd+R8n+3VIaa3C7LbVw=="
+      "version": "github:openstyles/stylus-lang-bundle#bf8d6972c7583538bd126540b1388f7daba1a570",
+      "from": "github:openstyles/stylus-lang-bundle#v0.54.7",
+      "requires": {
+        "event-lite": "^0.1.2",
+        "path-browserify": "^1.0.1",
+        "stylus": "github:stylus/stylus#dev",
+        "tiny-sha1": "^0.2.1"
+      }
     },
     "supports-color": {
       "version": "5.5.0",
@@ -7444,6 +7504,11 @@
         "globrex": "^0.1.1"
       }
     },
+    "tiny-sha1": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/tiny-sha1/-/tiny-sha1-0.2.1.tgz",
+      "integrity": "sha1-onRkudPxv4LpMaRrGqPfmcqSbF4="
+    },
     "tmp": {
       "version": "0.0.33",
       "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.0.33.tgz",
@@ -7786,8 +7851,7 @@
     "urix": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
-      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
-      "dev": true
+      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI="
     },
     "url-parse-lax": {
       "version": "3.0.0",
@@ -8045,8 +8109,7 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "write": {
       "version": "1.0.3",
diff --git a/package.json b/package.json
index d45040db..5987b01c 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "lz-string-unsafe": "^1.4.4-fork-1",
     "semver-bundle": "^0.1.1",
     "stylelint-bundle": "^8.0.0",
-    "stylus-lang-bundle": "^0.54.5",
+    "stylus-lang-bundle": "github:openstyles/stylus-lang-bundle#v0.54.7",
     "usercss-meta": "^0.9.0",
     "webext-launch-web-auth-flow": "^0.1.0"
   },
diff --git a/tools/build-vendor.js b/tools/build-vendor.js
index 41279fb2..8ebf6512 100644
--- a/tools/build-vendor.js
+++ b/tools/build-vendor.js
@@ -52,7 +52,7 @@ const files = {
     'https://github.com/stylelint/stylelint/raw/{VERSION}/LICENSE → LICENSE'
   ],
   'stylus-lang-bundle': [
-    'stylus.min.js'
+    'dist/stylus-renderer.min.js → stylus-renderer.min.js'
   ],
   'usercss-meta': [
     'dist/usercss-meta.min.js → usercss-meta.min.js'
diff --git a/vendor/stylus-lang-bundle/README.md b/vendor/stylus-lang-bundle/README.md
index ede4337e..14ea2e9c 100644
--- a/vendor/stylus-lang-bundle/README.md
+++ b/vendor/stylus-lang-bundle/README.md
@@ -1,5 +1,5 @@
-## stylus-lang-bundle v0.54.5
+## stylus-lang-bundle v0.54.7
 
 Following files are copied from npm (node_modules):
 
-* stylus.min.js
+* stylus-renderer.min.js: dist\stylus-renderer.min.js
diff --git a/vendor/stylus-lang-bundle/stylus-renderer.min.js b/vendor/stylus-lang-bundle/stylus-renderer.min.js
new file mode 100644
index 00000000..fed970d0
--- /dev/null
+++ b/vendor/stylus-lang-bundle/stylus-renderer.min.js
@@ -0,0 +1,105 @@
+var StylusRenderer=function(){"use strict";function assertPath(t){if("string"!=typeof t)throw new TypeError("Path must be a string. Received "+JSON.stringify(t))}function normalizeStringPosix(t,e){for(var n,i="",r=0,o=-1,a=0,h=0;h<=t.length;++h){if(h<t.length)n=t.charCodeAt(h);else{if(47===n)break;n=47}if(47===n){if(o===h-1||1===a);else if(o!==h-1&&2===a){if(i.length<2||2!==r||46!==i.charCodeAt(i.length-1)||46!==i.charCodeAt(i.length-2))if(i.length>2){var l=i.lastIndexOf("/");if(l!==i.length-1){-1===l?(i="",r=0):r=(i=i.slice(0,l)).length-1-i.lastIndexOf("/"),o=h,a=0;continue}}else if(2===i.length||1===i.length){i="",r=0,o=h,a=0;continue}e&&(i.length>0?i+="/..":i="..",r=2)}else i.length>0?i+="/"+t.slice(o+1,h):i=t.slice(o+1,h),r=h-o-1;o=h,a=0}else 46===n&&-1!==a?++a:a=-1}return i}var t={resolve:function resolve(){for(var t,e="",n=!1,i=arguments.length-1;i>=-1&&!n;i--){var r;i>=0?r=arguments[i]:(void 0===t&&(t=process.cwd()),r=t),assertPath(r),0!==r.length&&(e=r+"/"+e,n=47===r.charCodeAt(0))}return e=normalizeStringPosix(e,!n),n?e.length>0?"/"+e:"/":e.length>0?e:"."},normalize:function normalize(t){if(assertPath(t),0===t.length)return".";var e=47===t.charCodeAt(0),n=47===t.charCodeAt(t.length-1);return 0!==(t=normalizeStringPosix(t,!e)).length||e||(t="."),t.length>0&&n&&(t+="/"),e?"/"+t:t},isAbsolute:function isAbsolute(t){return assertPath(t),t.length>0&&47===t.charCodeAt(0)},join:function join(){if(0===arguments.length)return".";for(var e,n=0;n<arguments.length;++n){var i=arguments[n];assertPath(i),i.length>0&&(void 0===e?e=i:e+="/"+i)}return void 0===e?".":t.normalize(e)},relative:function relative(e,n){if(assertPath(e),assertPath(n),e===n)return"";if((e=t.resolve(e))===(n=t.resolve(n)))return"";for(var i=1;i<e.length&&47===e.charCodeAt(i);++i);for(var r=e.length,o=r-i,a=1;a<n.length&&47===n.charCodeAt(a);++a);for(var h=n.length-a,l=o<h?o:h,c=-1,u=0;u<=l;++u){if(u===l){if(h>l){if(47===n.charCodeAt(a+u))return n.slice(a+u+1);if(0===u)return n.slice(a+u)}else o>l&&(47===e.charCodeAt(i+u)?c=u:0===u&&(c=0));break}var f=e.charCodeAt(i+u);if(f!==n.charCodeAt(a+u))break;47===f&&(c=u)}var d="";for(u=i+c+1;u<=r;++u)u!==r&&47!==e.charCodeAt(u)||(0===d.length?d+="..":d+="/..");return d.length>0?d+n.slice(a+c):(a+=c,47===n.charCodeAt(a)&&++a,n.slice(a))},_makeLong:function _makeLong(t){return t},dirname:function dirname(t){if(assertPath(t),0===t.length)return".";for(var e=t.charCodeAt(0),n=47===e,i=-1,r=!0,o=t.length-1;o>=1;--o)if(47===(e=t.charCodeAt(o))){if(!r){i=o;break}}else r=!1;return-1===i?n?"/":".":n&&1===i?"//":t.slice(0,i)},basename:function basename(t,e){if(void 0!==e&&"string"!=typeof e)throw new TypeError('"ext" argument must be a string');assertPath(t);var n,i=0,r=-1,o=!0;if(void 0!==e&&e.length>0&&e.length<=t.length){if(e.length===t.length&&e===t)return"";var a=e.length-1,h=-1;for(n=t.length-1;n>=0;--n){var l=t.charCodeAt(n);if(47===l){if(!o){i=n+1;break}}else-1===h&&(o=!1,h=n+1),a>=0&&(l===e.charCodeAt(a)?-1==--a&&(r=n):(a=-1,r=h))}return i===r?r=h:-1===r&&(r=t.length),t.slice(i,r)}for(n=t.length-1;n>=0;--n)if(47===t.charCodeAt(n)){if(!o){i=n+1;break}}else-1===r&&(o=!1,r=n+1);return-1===r?"":t.slice(i,r)},extname:function extname(t){assertPath(t);for(var e=-1,n=0,i=-1,r=!0,o=0,a=t.length-1;a>=0;--a){var h=t.charCodeAt(a);if(47!==h)-1===i&&(r=!1,i=a+1),46===h?-1===e?e=a:1!==o&&(o=1):-1!==e&&(o=-1);else if(!r){n=a+1;break}}return-1===e||-1===i||0===o||1===o&&e===i-1&&e===n+1?"":t.slice(e,i)},format:function format(t){if(null===t||"object"!=typeof t)throw new TypeError('The "pathObject" argument must be of type Object. Received type '+typeof t);return function _format(t,e){var n=e.dir||e.root,i=e.base||(e.name||"")+(e.ext||"");return n?n===e.root?n+i:n+t+i:i}("/",t)},parse:function parse(t){assertPath(t);var e={root:"",dir:"",base:"",ext:"",name:""};if(0===t.length)return e;var n,i=t.charCodeAt(0),r=47===i;r?(e.root="/",n=1):n=0;for(var o=-1,a=0,h=-1,l=!0,c=t.length-1,u=0;c>=n;--c)if(47!==(i=t.charCodeAt(c)))-1===h&&(l=!1,h=c+1),46===i?-1===o?o=c:1!==u&&(u=1):-1!==o&&(u=-1);else if(!l){a=c+1;break}return-1===o||-1===h||0===u||1===u&&o===h-1&&o===a+1?-1!==h&&(e.base=e.name=0===a&&r?t.slice(1,h):t.slice(a,h)):(0===a&&r?(e.name=t.slice(1,o),e.base=t.slice(1,h)):(e.name=t.slice(a,o),e.base=t.slice(a,h)),e.ext=t.slice(o,h)),a>0?e.dir=t.slice(0,a-1):r&&(e.dir="/"),e},sep:"/",delimiter:":",win32:null,posix:null};
+/*!
+   * Stylus - Token
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+let e;t.posix=t;var n=e=e=function Token(t,e){this.type=t,this.val=e};n.prototype.inspect=function(){var t=" "+nodeUtil.inspect(this.val);return"[Token:"+this.lineno+":"+this.column+" "+this.type+""+(this.val?t:"")+"]"},n.prototype.toString=function(){return(void 0===this.val?this.type:this.val).toString()};var i=1e3,r=60*i,o=60*r,a=24*o;function plural(t,e,n){if(!(t<e))return t<1.5*e?Math.floor(t/e)+" "+n:Math.ceil(t/e)+" "+n+"s"}const h=createDebug.debug=createDebug.default=createDebug;function createDebug(t){var e;function debug(){if(debug.enabled){var t=debug,n=+new Date,i=n-(e||n);t.diff=i,t.prev=e,t.curr=n,e=n;for(var r=new Array(arguments.length),o=0;o<r.length;o++)r[o]=arguments[o];r[0]=h.coerce(r[0]),"string"!=typeof r[0]&&r.unshift("%O");var a=0;r[0]=r[0].replace(/%([a-zA-Z%])/g,(function(e,n){if("%%"===e)return e;a++;var i=h.formatters[n];if("function"==typeof i){var o=r[a];e=i.call(t,o),r.splice(a,1),a--}return e})),h.formatArgs.call(t,r);var l=debug.log||h.log||console.log.bind(console);l.apply(t,r)}}return debug.namespace=t,debug.enabled=h.enabled(t),debug.useColors=h.useColors(),debug.color=function selectColor(t){var e,n=0;for(e in t)n=(n<<5)-n+t.charCodeAt(e),n|=0;return h.colors[Math.abs(n)%h.colors.length]}(t),debug.destroy=destroy,"function"==typeof h.init&&h.init(debug),h.instances.push(debug),debug}function destroy(){var t=h.instances.indexOf(this);return-1!==t&&(h.instances.splice(t,1),!0)}h.coerce=function coerce(t){return t instanceof Error?t.stack||t.message:t},h.disable=function disable(){h.enable("")},h.enable=function enable(t){var e;h.save(t),h.names=[],h.skips=[];var n=("string"==typeof t?t:"").split(/[\s,]+/),i=n.length;for(e=0;e<i;e++)n[e]&&("-"===(t=n[e].replace(/\*/g,".*?"))[0]?h.skips.push(new RegExp("^"+t.substr(1)+"$")):h.names.push(new RegExp("^"+t+"$")));for(e=0;e<h.instances.length;e++){var r=h.instances[e];r.enabled=h.enabled(r.namespace)}},h.enabled=function enabled(t){if("*"===t[t.length-1])return!0;var e,n;for(e=0,n=h.skips.length;e<n;e++)if(h.skips[e].test(t))return!1;for(e=0,n=h.names.length;e<n;e++)if(h.names[e].test(t))return!0;return!1},h.humanize=function _require_ms_(t,e){e=e||{};var n=typeof t;if("string"===n&&t.length>0)return function parse(t){if(!((t=String(t)).length>100)){var e=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(t);if(e){var n=parseFloat(e[1]);switch((e[2]||"ms").toLowerCase()){case"years":case"year":case"yrs":case"yr":case"y":return 315576e5*n;case"days":case"day":case"d":return n*a;case"hours":case"hour":case"hrs":case"hr":case"h":return n*o;case"minutes":case"minute":case"mins":case"min":case"m":return n*r;case"seconds":case"second":case"secs":case"sec":case"s":return n*i;case"milliseconds":case"millisecond":case"msecs":case"msec":case"ms":return n;default:return}}}}(t);if("number"===n&&!1===isNaN(t))return e.long?function fmtLong(t){return plural(t,a,"day")||plural(t,o,"hour")||plural(t,r,"minute")||plural(t,i,"second")||t+" ms"}(t):function fmtShort(t){return t>=a?Math.round(t/a)+"d":t>=o?Math.round(t/o)+"h":t>=r?Math.round(t/r)+"m":t>=i?Math.round(t/i)+"s":t+"ms"}(t);throw new Error("val is not a non-empty string or a valid number. val="+JSON.stringify(t))},h.instances=[],h.names=[],h.skips=[],h.formatters={};const l=h;function load(){var t;try{t=l.storage.debug}catch(t){}return!t&&"undefined"!=typeof process&&"env"in process&&(t=process.env.DEBUG),t}l.log=function log(){return"object"==typeof console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)},l.formatArgs=function formatArgs(t){var e=this.useColors;if(t[0]=(e?"%c":"")+this.namespace+(e?" %c":" ")+t[0]+(e?"%c ":" ")+"+"+l.humanize(this.diff),e){var n="color: "+this.color;t.splice(1,0,n,"color: inherit");var i=0,r=0;t[0].replace(/%[a-zA-Z%]/g,(function(t){"%%"!==t&&(i++,"%c"===t&&(r=i))})),t.splice(r,0,n)}},l.save=function save(t){try{null==t?l.storage.removeItem("debug"):l.storage.debug=t}catch(t){}},l.load=load,l.useColors=function useColors(){return!("undefined"==typeof window||!window.process||"renderer"!==window.process.type)||("undefined"==typeof navigator||!navigator.userAgent||!navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/))&&("undefined"!=typeof document&&document.documentElement&&document.documentElement.style&&document.documentElement.style.WebkitAppearance||"undefined"!=typeof window&&window.console&&(window.console.firebug||window.console.exception&&window.console.table)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&parseInt(RegExp.$1,10)>=31||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/))},l.storage="undefined"!=typeof chrome&&void 0!==chrome.storage?chrome.storage.local:function localstorage(){try{return window.localStorage}catch(t){}}
+/*!
+   * Stylus - Visitor
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */(),l.colors=["#0000CC","#0000FF","#0033CC","#0033FF","#0066CC","#0066FF","#0099CC","#0099FF","#00CC00","#00CC33","#00CC66","#00CC99","#00CCCC","#00CCFF","#3300CC","#3300FF","#3333CC","#3333FF","#3366CC","#3366FF","#3399CC","#3399FF","#33CC00","#33CC33","#33CC66","#33CC99","#33CCCC","#33CCFF","#6600CC","#6600FF","#6633CC","#6633FF","#66CC00","#66CC33","#9900CC","#9900FF","#9933CC","#9933FF","#99CC00","#99CC33","#CC0000","#CC0033","#CC0066","#CC0099","#CC00CC","#CC00FF","#CC3300","#CC3333","#CC3366","#CC3399","#CC33CC","#CC33FF","#CC6600","#CC6633","#CC9900","#CC9933","#CCCC00","#CCCC33","#FF0000","#FF0033","#FF0066","#FF0099","#FF00CC","#FF00FF","#FF3300","#FF3333","#FF3366","#FF3399","#FF33CC","#FF33FF","#FF6600","#FF6633","#FF9900","#FF9933","#FFCC00","#FFCC33"],l.formatters.j=function(t){try{return JSON.stringify(t)}catch(t){return"[UnexpectedJSONParseError]: "+t.message}},l.enable(load());var c=function Visitor(t){this.root=t};c.prototype.visit=function(t,e){var n="visit"+t.constructor.name;return this[n]?this[n](t):t};
+/*!
+   * Stylus - units
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var u=["em","ex","ch","rem","vw","vh","vmin","vmax","cm","mm","in","pt","pc","px","deg","grad","rad","turn","s","ms","Hz","kHz","dpi","dpcm","dppx","x","%","fr"],f=function Stack(){Array.apply(this,arguments)};
+/*!
+   * Stylus - Stack
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */f.prototype.__proto__=Array.prototype,f.prototype.push=function(t){return t.stack=this,t.parent=this.currentFrame,[].push.apply(this,arguments)},f.prototype.__defineGetter__("currentFrame",(function(){return this[this.length-1]})),f.prototype.getBlockFrame=function(t){for(var e=0;e<this.length;++e)if(t==this[e].block)return this[e]},f.prototype.lookup=function(t){var e,n=this.currentFrame.block;do{var i=this.getBlockFrame(n);if(i&&(e=i.lookup(t)))return e}while(n=n.parent)},f.prototype.inspect=function(){return this.reverse().map((function(t){return t.inspect()})).join("\n")},f.prototype.toString=function(){for(var t,e,n=[],i=this.length;i--;)if(t=this[i].block.node)switch(e="("+t.filename+":"+(t.lineno+1)+":"+t.column+")",t.nodeName){case"function":n.push("    at "+t.name+"() "+e);break;case"group":n.push('    at "'+t.nodes[0].val+'" '+e)}return n.join("\n")};
+/*!
+   * Stylus - stack - Scope
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var d=function Scope(){this.locals={}};d.prototype.add=function(t){this.locals[t.name]=t.val},d.prototype.lookup=function(t){return function hasOwnProperty(t,e){return Object.prototype.hasOwnProperty.call(t,e)}(this.locals,t)?this.locals[t]:void 0},d.prototype.inspect=function(){var t=Object.keys(this.locals).map((function(t){return"@"+t}));return"[Scope"+(t.length?" "+t.join(", "):"")+"]"};var m=function Frame(t){this._scope=!1===t.scope?null:new d,this.block=t};m.prototype.__defineGetter__("scope",(function(){return this._scope||this.parent.scope})),m.prototype.lookup=function(t){return this.scope.lookup(t)},m.prototype.inspect=function(){return"[Frame "+(!1===this.block.scope?"scope-less":this.scope.inspect())+"]"};const _export_sync_=t=>"functions/index.styl"===t?[t]:[];function notImplemented(){throw new Error("Not implemented")}const _export_statSync_=t=>"functions/index.styl"===t?{mtime:0}:notImplemented(),_export_readFileSync_=t=>"functions/index.styl"===t?"called-from = ()\n\nvendors = moz webkit o ms official\n\n// stringify the given arg\n\n-string(arg)\n  type(arg) + ' ' + arg\n\n// require a color\n\nrequire-color(color)\n  unless color is a 'color'\n    error('RGB or HSL value expected, got a ' + -string(color))\n\n// require a unit\n\nrequire-unit(n)\n  unless n is a 'unit'\n    error('unit expected, got a ' + -string(n))\n\n// require a string\n\nrequire-string(str)\n  unless str is a 'string' or str is a 'ident'\n    error('string expected, got a ' + -string(str))\n\n// Math functions\n\nabs(n) { math(n, 'abs') }\nmin(a, b) { a < b ? a : b }\nmax(a, b) { a > b ? a : b }\n\n// Trigonometrics\nPI = -math-prop('PI')\n\nradians-to-degrees(angle)\n  angle * (180 / PI)\n\ndegrees-to-radians(angle)\n  angle * (PI / 180)\n\nsin(n)\n  n = unit(n) == 'deg' ? degrees-to-radians(unit(n, '')) : unit(n, '')\n  round(math(n, 'sin'), 9)\n\ncos(n)\n  n = unit(n) == 'deg' ? degrees-to-radians(unit(n, '')) : unit(n, '')\n  round(math(n, 'cos'), 9)\n\n// Rounding Math functions\n\nceil(n, precision = 0)\n  multiplier = 10 ** precision\n  math(n * multiplier, 'ceil') / multiplier\n\nfloor(n, precision = 0)\n  multiplier = 10 ** precision\n  math(n * multiplier, 'floor') / multiplier\n\nround(n, precision = 0)\n  multiplier = 10 ** precision\n  math(n * multiplier, 'round') / multiplier\n\n// return the sum of the given numbers\n\nsum(nums)\n  sum = 0\n  sum += n for n in nums\n\n// return the average of the given numbers\n\navg(nums)\n  sum(nums) / length(nums)\n\n// return a unitless number, or pass through\n\nremove-unit(n)\n  if typeof(n) is \"unit\"\n    unit(n, \"\")\n  else\n    n\n\n// convert a percent to a decimal, or pass through\n\npercent-to-decimal(n)\n  if unit(n) is \"%\"\n    remove-unit(n) / 100\n  else\n    n\n\n// check if n is an odd number\n\nodd(n)\n  1 == n % 2\n\n// check if n is an even number\n\neven(n)\n  0 == n % 2\n\n// check if color is light\n\nlight(color)\n  lightness(color) >= 50%\n\n// check if color is dark\n\ndark(color)\n  lightness(color) < 50%\n\n// desaturate color by amount\n\ndesaturate(color, amount)\n  adjust(color, 'saturation', - amount)\n\n// saturate color by amount\n\nsaturate(color = '', amount = 100%)\n  if color is a 'color'\n    adjust(color, 'saturation', amount)\n  else\n    unquote( \"saturate(\" + color + \")\" )\n\n// darken by the given amount\n\ndarken(color, amount)\n  adjust(color, 'lightness', - amount)\n\n// lighten by the given amount\n\nlighten(color, amount)\n  adjust(color, 'lightness', amount)\n\n// decrease opacity by amount\n\nfade-out(color, amount)\n  color - rgba(black, percent-to-decimal(amount))\n\n// increase opacity by amount\n\nfade-in(color, amount)\n  color + rgba(black, percent-to-decimal(amount))\n\n// spin hue by a given amount\n\nspin(color, amount)\n  color + unit(amount, deg)\n\n// mix two colors by a given amount\n\nmix(color1, color2, weight = 50%)\n  unless weight in 0..100\n    error(\"Weight must be between 0% and 100%\")\n\n  if length(color1) == 2\n    weight = color1[0]\n    color1 = color1[1]\n\n  else if length(color2) == 2\n    weight = 100 - color2[0]\n    color2 = color2[1]\n\n  require-color(color1)\n  require-color(color2)\n\n  p = unit(weight / 100, '')\n  w = p * 2 - 1\n\n  a = alpha(color1) - alpha(color2)\n\n  w1 = (((w * a == -1) ? w : (w + a) / (1 + w * a)) + 1) / 2\n  w2 = 1 - w1\n\n  channels = (red(color1) red(color2)) (green(color1) green(color2)) (blue(color1) blue(color2))\n  rgb = ()\n\n  for pair in channels\n    push(rgb, floor(pair[0] * w1 + pair[1] * w2))\n\n  a1 = alpha(color1) * p\n  a2 = alpha(color2) * (1 - p)\n  alpha = a1 + a2\n\n  rgba(rgb[0], rgb[1], rgb[2], alpha)\n\n// invert colors, leave alpha intact\n\ninvert(color = '')\n  if color is a 'color'\n    rgba(#fff - color, alpha(color))\n  else\n    unquote( \"invert(\" + color + \")\" )\n\n// give complement of the given color\n\ncomplement( color )\n  spin( color, 180 )\n\n// give grayscale of the given color\n\ngrayscale( color = '' )\n  if color is a 'color'\n    desaturate( color, 100% )\n  else\n    unquote( \"grayscale(\" + color + \")\" )\n\n// mix the given color with white\n\ntint( color, percent )\n  mix( white, color, percent )\n\n// mix the given color with black\n\nshade( color, percent )\n  mix( black, color, percent )\n\n// return the last value in the given expr\n\nlast(expr)\n  expr[length(expr) - 1]\n\n// return keys in the given pairs or object\n\nkeys(pairs)\n  ret = ()\n  if type(pairs) == 'object'\n    for key in pairs\n      push(ret, key)\n  else\n    for pair in pairs\n      push(ret, pair[0]);\n  ret\n\n// return values in the given pairs or object\n\nvalues(pairs)\n  ret = ()\n  if type(pairs) == 'object'\n    for key, val in pairs\n      push(ret, val)\n  else\n    for pair in pairs\n      push(ret, pair[1]);\n  ret\n\n// join values with the given delimiter\n\njoin(delim, vals...)\n  buf = ''\n  vals = vals[0] if length(vals) == 1\n  for val, i in vals\n    buf += i ? delim + val : val\n\n// add a CSS rule to the containing block\n\n// - This definition allows add-property to be used as a mixin\n// - It has the same effect as interpolation but allows users\n//   to opt for a functional style\n\nadd-property-function = add-property\nadd-property(name, expr)\n  if mixin\n    {name} expr\n  else\n    add-property-function(name, expr)\n\nprefix-classes(prefix)\n  -prefix-classes(prefix, block)\n\n// Caching mixin, use inside your functions to enable caching by extending.\n\n$stylus_mixin_cache = {}\ncache()\n  $key = (current-media() or 'no-media') + '__' + called-from[0] + '__' + arguments\n  if $key in $stylus_mixin_cache\n    @extend {\"$cache_placeholder_for_\" + $stylus_mixin_cache[$key]}\n  else if 'cache' in called-from\n    {block}\n  else\n    $id = length($stylus_mixin_cache)\n\n    &,\n    /$cache_placeholder_for_{$id}\n      $stylus_mixin_cache[$key] = $id\n      {block}\n\n// Percentage function to convert a number, e.g. \".45\", into a percentage, e.g. \"45%\"\n\npercentage(num)\n  return unit(num * 100, '%')\n\n// Returns the position of a `value` within a `list`\n\nindex(list, value)\n  for val, i in list\n    return i if val == value\n":notImplemented();
+/*!
+   * Stylus - Selector Parser
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
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+/*!
+   * Stylus - colors
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var 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+/*!
+   * Stylus - String
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var pt=H.s,ut=function String(t,e){X.call(this),this.val=t,this.string=t,this.prefixed=!1,this.quote="string"!=typeof e?"'":e};let ft;ut.prototype.__proto__=X.prototype,ut.prototype.toString=function(){return this.quote+this.val+this.quote},ut.prototype.clone=function(){var t=new ut(this.val,this.quote);return t.lineno=this.lineno,t.column=this.column,t.filename=this.filename,t},ut.prototype.toJSON=function(){return{__type:"String",val:this.val,quote:this.quote,lineno:this.lineno,column:this.column,filename:this.filename}},ut.prototype.toBoolean=function(){return Dt.Boolean(this.val.length)},ut.prototype.coerce=function(t){switch(t.nodeName){case"string":return t;case"expression":return new ut(t.nodes.map((function(t){return this.coerce(t).val}),this).join(" "));default:return new ut(t.toString())}},ut.prototype.operate=function(t,e){switch(t){case"%":(i=new Dt.Expression).push(this);var n="expression"==e.nodeName?_export_unwrap_(e).nodes:[e];return 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+/*!
+   * Stylus - at-rule
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var _t=function Atrule(t){X.call(this),this.type=t};function hasOutput(t){var e=t.nodes;return!e.every((function(t){return"group"==t.nodeName&&t.hasOnlyPlaceholders}))&&e.some((function(t){switch(t.nodeName){case"property":case"literal":case"import":return!0;case"block":return hasOutput(t);default:if(t.block)return hasOutput(t.block)}}))}_t.prototype.__proto__=X.prototype,_t.prototype.__defineGetter__("hasOnlyProperties",(function(){if(!this.block)return!1;for(var t=this.block.nodes,e=0,n=t.length;e<n;++e)switch(t[e].nodeName,t[e].nodeName){case"property":case"expression":case"comment":continue;default:return!1}return!0})),_t.prototype.clone=function(t){var e=new _t(this.type);return this.block&&(e.block=this.block.clone(t,e)),e.segments=this.segments.map((function(n){return n.clone(t,e)})),e.lineno=this.lineno,e.column=this.column,e.filename=this.filename,e},_t.prototype.toJSON=function(){var 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+/*!
+   * Stylus - Namespace
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var jt=function Namespace(t,e){X.call(this),this.val=t,this.prefix=e};jt.prototype.__proto__=X.prototype,jt.prototype.toString=function(){return"@namespace "+(this.prefix?this.prefix+" ":"")+this.val},jt.prototype.toJSON=function(){return{__type:"Namespace",val:this.val,prefix:this.prefix,lineno:this.lineno,column:this.column,filename:this.filename}};var Pt=function Import(t,e){X.call(this),this.path=t,this.once=e||!1};Pt.prototype.__proto__=X.prototype,Pt.prototype.clone=function(t){var e=new Pt;return e.path=this.path.nodeName?this.path.clone(t,e):this.path,e.once=this.once,e.mtime=this.mtime,e.lineno=this.lineno,e.column=this.column,e.filename=this.filename,e},Pt.prototype.toJSON=function(){return{__type:"Import",path:this.path,once:this.once,mtime:this.mtime,lineno:this.lineno,column:this.column,filename:this.filename}};var It=function Extend(t){X.call(this),this.selectors=t};It.prototype.__proto__=X.prototype,It.prototype.clone=function(){return new 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+/*!
+   * Stylus - @block
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var zt=function Atblock(){X.call(this)};zt.prototype.__defineGetter__("nodes",(function(){return this.block.nodes})),zt.prototype.__proto__=X.prototype,zt.prototype.clone=function(t){var e=new zt;return e.block=this.block.clone(t,e),e.lineno=this.lineno,e.column=this.column,e.filename=this.filename,e},zt.prototype.toString=function(){return"@block"},zt.prototype.toJSON=function(){return{__type:"Atblock",block:this.block,lineno:this.lineno,column:this.column,fileno:this.fileno}};
+/*!
+   * Stylus - supports
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+var Ht=function Supports(t){_t.call(this,"supports"),this.condition=t};Ht.prototype.__proto__=_t.prototype,Ht.prototype.clone=function(t){var e=new Ht;return e.condition=this.condition.clone(t,e),e.block=this.block.clone(t,e),e.lineno=this.lineno,e.column=this.column,e.filename=this.filename,e},Ht.prototype.toJSON=function(){return{__type:"Supports",condition:this.condition,block:this.block,lineno:this.lineno,column:this.column,filename:this.filename}},Ht.prototype.toString=function(){return"@supports "+this.condition};
+/*!
+   * Stylus - nodes
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */
+const Dt={};function ParseError(t){this.name="ParseError",this.message=t,Error.captureStackTrace&&Error.captureStackTrace(this,ParseError)}function SyntaxError(t){this.name="SyntaxError",this.message=t,Error.captureStackTrace&&Error.captureStackTrace(this,ParseError)}Dt.lineno=null,Dt.column=null,Dt.filename=null,Dt.Node=X,Dt.Root=tt,Dt.Null=et,Dt.Each=nt,Dt.If=it,Dt.Call=rt,Dt.UnaryOp=st,Dt.BinOp=ot,Dt.Ternary=at,Dt.Block=ht,Dt.Unit=ct,Dt.String=ut,Dt.HSLA=ft,Dt.RGBA=vt,Dt.Ident=gt,Dt.Group=kt,Dt.Literal=wt,Dt.Boolean=bt,Dt.Return=xt,Dt.Media=St,Dt.QueryList=Ct,Dt.Query=Et,Dt.Feature=Nt,Dt.Params=At,Dt.Comment=Ft,Dt.Keyframes=Ot,Dt.Member=Lt,Dt.Charset=Bt,Dt.Namespace=jt,Dt.Import=Pt,Dt.Extend=It,Dt.Object=Rt,Dt.Function=Gt,Dt.Property=Mt,Dt.Selector=qt,Dt.Expression=Tt,Dt.Arguments=$t,Dt.Atblock=zt,Dt.Atrule=_t,Dt.Supports=Ht,Dt.true=new Dt.Boolean(!0),Dt.false=new Dt.Boolean(!1),Dt.null=new Dt.Null,ParseError.prototype.__proto__=Error.prototype,SyntaxError.prototype.__proto__=Error.prototype;const Qt=Lexer;var Wt={and:"&&",or:"||",is:"==",isnt:"!=","is not":"!=",":=":"?="};function Lexer(t,e){function comment(t,e,n,i){var r=i.lastIndexOf("/*",n)>i.lastIndexOf("*/",n),o=i.lastIndexOf("//",n),a=i.lastIndexOf("\n",n),h=0,l=0;if(~o&&o>a)for(;a!=n;){if("'"==i[a]&&(l?l--:l++),'"'==i[a]&&(h?h--:h++),"/"==i[a]&&"/"==i[a+1]){r=!l&&!h;break}++a}return r?t:","===e&&/^[,\t\n]+$/.test(t)?t.replace(/\n/,"\r"):e+"\r"}this.stash=[],this.indentStack=[],this.indentRe=null,this.lineno=1,this.column=1,"\ufeff"==t.charAt(0)&&(t=t.slice(1)),this.str=t.replace(/\s+$/,"\n").replace(/\r\n?/g,"\n").replace(/\\ *\n/g,"\r").replace(/([,(:](?!\/\/[^ ])) *(?:\/\/[^\n]*|\/\*.*?\*\/)?\n\s*/g,comment).replace(/\s*\n[ \t]*([,)])/g,comment)}Lexer.prototype={inspect:function(){for(var t,e=this.str,n=[];"eos"!=(t=this.next()).type;)n.push(t.inspect());return this.str=e,n.concat(t.inspect()).join("\n")},lookahead:function(t){for(var e=t-this.stash.length;e-- >0;)this.stash.push(this.advance());return this.stash[--t]},skip:function(t){var e=t[0];t=e?e.length:t,this.str=this.str.substr(t),e?this.move(e):this.column+=t},move:function(t){var e=t.match(/\n/g),n=t.lastIndexOf("\n");e&&(this.lineno+=e.length),this.column=~n?t.length-n:this.column+t.length},next:function(){var t=this.stashed()||this.advance();return this.prev=t,t},isPartOfSelector:function(){var t=this.stash[this.stash.length-1]||this.prev;switch(t&&t.type){case"color":return 2==t.val.raw.length;case".":case"[":return!0}return!1},advance:function(){var t=this.column,e=this.lineno,n=this.eos()||this.null()||this.sep()||this.keyword()||this.urlchars()||this.comment()||this.newline()||this.escaped()||this.important()||this.literal()||this.anonFunc()||this.atrule()||this.function()||this.brace()||this.paren()||this.color()||this.string()||this.unit()||this.namedop()||this.boolean()||this.unicode()||this.ident()||this.op()||function(){var n=this.eol();return n&&(t=n.column,e=n.lineno),n}.call(this)||this.space()||this.selector();return n.lineno=e,n.column=t,n},peek:function(){return this.lookahead(1)},stashed:function(){return this.stash.shift()},eos:function(){if(!this.str.length)return this.indentStack.length?(this.indentStack.shift(),new e("outdent")):new e("eos")},urlchars:function(){var t;if(this.isURL)return(t=/^[\/:@.;?&=*!,<>#%0-9]+/.exec(this.str))?(this.skip(t),new e("literal",new Dt.Literal(t[0]))):void 0},sep:function(){var t;if(t=/^;[ \t]*/.exec(this.str))return this.skip(t),new e(";")},eol:function(){if("\r"==this.str[0]){for(++this.lineno,this.skip(1),this.column=1;this.space(););return this.advance()}},space:function(){var t;if(t=/^([ \t]+)/.exec(this.str))return this.skip(t),new e("space")},escaped:function(){var t;if(t=/^\\(.)[ \t]*/.exec(this.str)){var n=t[1];return this.skip(t),new e("ident",new Dt.Literal(n))}},literal:function(){var t;if(t=/^@css[ \t]*\{/.exec(this.str)){this.skip(t);for(var n,i,r=1,o="";n=this.str[0];){switch(this.str=this.str.substr(1),n){case"{":++r;break;case"}":--r;break;case"\n":case"\r":++this.lineno}if(o+=n,!r)break}return o=o.replace(/\s*}$/,""),(i=new Dt.Literal(o)).css=!0,new e("literal",i)}},important:function(){var t;if(t=/^!important[ \t]*/.exec(this.str))return this.skip(t),new e("ident",new Dt.Literal("!important"))},brace:function(){var t;if(t=/^([{}])/.exec(this.str)){this.skip(1);var n=t[1];return new e(n,n)}},paren:function(){var t;if(t=/^([()])([ \t]*)/.exec(this.str)){var n=t[1];this.skip(t),")"==n&&(this.isURL=!1);var i=new e(n,n);return i.space=t[2],i}},null:function(){var t;if(t=/^(null)\b[ \t]*/.exec(this.str))return this.skip(t),this.isPartOfSelector()?new e("ident",new Dt.Ident(t[0])):new e("null",Dt.null)},keyword:function(){var t;if(t=/^(return|if|else|unless|for|in)\b[ \t]*/.exec(this.str)){var n=t[1];return this.skip(t),this.isPartOfSelector()?new e("ident",new Dt.Ident(t[0])):new e(n,n)}},namedop:function(){var t,n;if(t=/^(not|and|or|is a|is defined|isnt|is not|is)(?!-)\b([ \t]*)/.exec(this.str)){var i=t[1];return this.skip(t),(n=this.isPartOfSelector()?new e("ident",new Dt.Ident(t[0])):new e(i=Wt[i]||i,i)).space=t[2],n}},op:function(){var t;if(t=/^([.]{1,3}|&&|\|\||[!<>=?:]=|\*\*|[-+*\/%]=?|[,=?:!~<>&\[\]])([ \t]*)/.exec(this.str)){var n=t[1];this.skip(t);var i=new e(n=Wt[n]||n,n);return i.space=t[2],this.isURL=!1,i}},anonFunc:function(){var t;if("@"==this.str[0]&&"("==this.str[1])return this.skip(2),(t=new e("function",new Dt.Ident("anonymous"))).anonymous=!0,t},atrule:function(){var t;if(t=/^@(?!apply)(?:-(\w+)-)?([a-zA-Z0-9-_]+)[ \t]*/.exec(this.str)){this.skip(t);var n=t[1],i=t[2];switch(i){case"require":case"import":case"charset":case"namespace":case"media":case"scope":case"supports":return new e(i);case"document":return new e("-moz-document");case"block":return new e("atblock");case"extend":case"extends":return new e("extend");case"keyframes":return new e(i,n);default:return new e("atrule",n?"-"+n+"-"+i:i)}}},comment:function(){if("/"==this.str[0]&&"/"==this.str[1])return-1==(t=this.str.indexOf("\n"))&&(t=this.str.length),this.skip(t),this.advance();if("/"==this.str[0]&&"*"==this.str[1]){var t;-1==(t=this.str.indexOf("*/"))&&(t=this.str.length);var n=this.str.substr(0,t+2),i=n.split(/\n|\r/).length-1,r=!0,o=!1;return this.lineno+=i,this.skip(t+2),"!"==n[2]&&(n=n.replace("*!","*"),r=!1),this.prev&&";"==this.prev.type&&(o=!0),new e("comment",new Dt.Comment(n,r,o))}},boolean:function(){var t;if(t=/^(true|false)\b([ \t]*)/.exec(this.str)){var n=Dt.Boolean("true"==t[1]);this.skip(t);var i=new e("boolean",n);return i.space=t[2],i}},unicode:function(){var t;if(t=/^u\+[0-9a-f?]{1,6}(?:-[0-9a-f]{1,6})?/i.exec(this.str))return this.skip(t),new e("literal",new Dt.Literal(t[0]))},function:function(){var t;if(t=/^(-*[_a-zA-Z$][-\w\d$]*)\(([ \t]*)/.exec(this.str)){var n=t[1];this.skip(t),this.isURL="url"==n;var i=new e("function",new Dt.Ident(n));return i.space=t[2],i}},ident:function(){var t;if(t=/^-*([_a-zA-Z$]|@apply)[-\w\d$]*/.exec(this.str))return this.skip(t),new e("ident",new Dt.Ident(t[0]))},newline:function(){var t,n;if(this.indentRe?t=this.indentRe.exec(this.str):((t=(n=/^\n([\t]*)[ \t]*/).exec(this.str))&&!t[1].length&&(t=(n=/^\n([ \t]*)/).exec(this.str)),t&&t[1].length&&(this.indentRe=n)),t){var i,r=t[1].length;if(this.skip(t)," "===this.str[0]||"\t"===this.str[0])throw new SyntaxError("Invalid indentation. You can use tabs or spaces to indent, but not both.");if("\n"==this.str[0])return this.advance();if(this.indentStack.length&&r<this.indentStack[0]){for(;this.indentStack.length&&this.indentStack[0]>r;)this.stash.push(new e("outdent")),this.indentStack.shift();i=this.stash.pop()}else r&&r!=this.indentStack[0]?(this.indentStack.unshift(r),i=new e("indent")):i=new e("newline");return i}},unit:function(){var t;if(t=/^(-)?(\d+\.\d+|\d+|\.\d+)(%|[a-zA-Z]+)?[ \t]*/.exec(this.str)){this.skip(t);var n=parseFloat(t[2]);"-"==t[1]&&(n=-n);var i=new Dt.Unit(n,t[3]);return i.raw=t[0],new e("unit",i)}},string:function(){var t;if(t=/^("[^"]*"|'[^']*')[ \t]*/.exec(this.str)){var n=t[1],i=t[0][0];return this.skip(t),n=n.slice(1,-1).replace(/\\n/g,"\n"),new e("string",new Dt.String(n,i))}},color:function(){return this.rrggbbaa()||this.rrggbb()||this.rgba()||this.rgb()||this.nn()||this.n()},n:function(){var t;if(t=/^#([a-fA-F0-9]{1})[ \t]*/.exec(this.str)){this.skip(t);var n=parseInt(t[1]+t[1],16),i=new Dt.RGBA(n,n,n,1);return i.raw=t[0],new e("color",i)}},nn:function(){var t;if(t=/^#([a-fA-F0-9]{2})[ \t]*/.exec(this.str)){this.skip(t);var n=parseInt(t[1],16),i=new Dt.RGBA(n,n,n,1);return i.raw=t[0],new e("color",i)}},rgb:function(){var t;if(t=/^#([a-fA-F0-9]{3})[ \t]*/.exec(this.str)){this.skip(t);var n=t[1],i=parseInt(n[0]+n[0],16),r=parseInt(n[1]+n[1],16),o=parseInt(n[2]+n[2],16),a=new Dt.RGBA(i,r,o,1);return a.raw=t[0],new e("color",a)}},rgba:function(){var t;if(t=/^#([a-fA-F0-9]{4})[ \t]*/.exec(this.str)){this.skip(t);var n=t[1],i=parseInt(n[0]+n[0],16),r=parseInt(n[1]+n[1],16),o=parseInt(n[2]+n[2],16),a=parseInt(n[3]+n[3],16),h=new Dt.RGBA(i,r,o,a/255);return h.raw=t[0],new e("color",h)}},rrggbb:function(){var t;if(t=/^#([a-fA-F0-9]{6})[ \t]*/.exec(this.str)){this.skip(t);var n=t[1],i=parseInt(n.substr(0,2),16),r=parseInt(n.substr(2,2),16),o=parseInt(n.substr(4,2),16),a=new Dt.RGBA(i,r,o,1);return a.raw=t[0],new e("color",a)}},rrggbbaa:function(){var t;if(t=/^#([a-fA-F0-9]{8})[ \t]*/.exec(this.str)){this.skip(t);var n=t[1],i=parseInt(n.substr(0,2),16),r=parseInt(n.substr(2,2),16),o=parseInt(n.substr(4,2),16),a=parseInt(n.substr(6,2),16),h=new Dt.RGBA(i,r,o,a/255);return h.raw=t[0],new e("color",h)}},selector:function(){var t;if(t=/^\^|.*?(?=\/\/(?![^\[]*\])|[,\n{])/.exec(this.str)){var n=t[0];return this.skip(t),new e("selector",n)}}};var NullCache=function(){};NullCache.prototype.set=function(t,e){},NullCache.prototype.get=function(t){},NullCache.prototype.has=function(t){return!1},NullCache.prototype.key=function(t,e){return""};var Kt=65407===new Uint16Array(new Uint8Array([127,255]).buffer)[0];function hexify(t){for(var e="",n=8;n--;)e+=(t>>>(n<<2)&15).toString(16);return e}function parity(t,e,n){return t^e^n}function majority(t,e,n){return t&e^t&n^e&n}function rotateLeft(t,e){return t<<e|t>>>32-e}var Zt=new Uint32Array(80),MemoryCache=function(t){t=t||{},this.limit=t["cache limit"]||256,this._cache={},this.length=0,this.head=this.tail=null};MemoryCache.prototype.set=function(t,e){var n,i=e.clone();i.filename=Dt.filename,i.lineno=Dt.lineno,i.column=Dt.column,n={key:t,value:i},this._cache[t]=n,this.tail?(this.tail.next=n,n.prev=this.tail):this.head=n,this.tail=n,this.length++==this.limit&&this.purge()},MemoryCache.prototype.get=function(t){var e=this._cache[t],n=e.value.clone();return e==this.tail||(e.next&&(e==this.head&&(this.head=e.next),e.next.prev=e.prev),e.prev&&(e.prev.next=e.next),e.next=null,e.prev=this.tail,this.tail&&(this.tail.next=e),this.tail=e),n},MemoryCache.prototype.has=function(t){return!!this._cache[t]},MemoryCache.prototype.key=function(t,e){var n=function createHash(){let t="";return{update:function update(e){t+=e},digest:function digest(){return function sha1(t){if(!(t instanceof Uint8Array))throw new TypeError("Input data must be a Uint8Array.");var e,n=new ArrayBuffer(function align(t,e){var n=e-1;return t+n&~n}(t.byteLength+9,64)),i=new Uint32Array(n),r=new Uint8Array(n);if(r.set(t),r[t.byteLength]=128,Kt)for(var o=0,a=i.length;o<a;++o)i[o]=(e=i[o])>>24&255|e>>8&65280|e<<8&16711680|e<<24&4278190080;var h,l=8*t.byteLength;i[i.length-2]=l/Math.pow(2,32),i[i.length-1]=l;for(var c=1732584193,u=4023233417,f=2562383102,d=271733878,m=3285377520,v=void 0,y=void 0,g=void 0,k=void 0,w=void 0,b=void 0,x=void 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n;switch(t){case"memory":n=MemoryCache;break;default:n=NullCache}return new n(e)},Vt={lexer:l("stylus:lexer"),selector:l("stylus:parser:selector")},Yt=["ident","string","selector","function","comment","boolean","space","color","unit","for","in","[","]","(",")","+","-","*","*=","<",">","=",":","&","&&","~","{","}",".","..","/"],Xt=["matches","not","dir","lang","any-link","link","visited","local-link","target","scope","hover","active","focus","drop","current","past","future","enabled","disabled","read-only","read-write","placeholder-shown","checked","indeterminate","valid","invalid","in-range","out-of-range","required","optional","user-error","root","empty","blank","nth-child","nth-last-child","first-child","last-child","only-child","nth-of-type","nth-last-of-type","first-of-type","last-of-type","only-of-type","nth-match","nth-last-match","nth-column","nth-last-column","first-line","first-letter","before","after","selection"],te=function Parser(t,e){var n=this;e=e||{},Parser.cache=Parser.cache||Parser.getCache(e),this.hash=Parser.cache.key(t,e),this.lexer={},Parser.cache.has(this.hash)||(this.lexer=new Qt(t,e)),this.prefix=e.prefix||"",this.root=e.root||new Dt.Root,this.state=["root"],this.stash=[],this.parens=0,this.css=0,this.state.pop=function(){n.prevState=[].pop.call(this)}};
+/*!
+   * Stylus - Parser
+   * Copyright (c) Automattic <developer.wordpress.com>
+   * MIT Licensed
+   */te.getCache=function(t){return!1===t.cache?getCache(!1):getCache(t.cache||"memory",t)},te.prototype={constructor:te,currentState:function(){return this.state[this.state.length-1]},previousState:function(){return this.state[this.state.length-2]},parse:function(){var t=this.parent=this.root;if(te.cache.has(this.hash))"block"==(t=te.cache.get(this.hash)).nodeName&&(t.constructor=Dt.Root);else{for(;"eos"!=this.peek().type&&(this.skipWhitespace(),"eos"!=this.peek().type);){var e=this.statement();this.accept(";"),e||this.error("unexpected token {peek}, not allowed at the root level"),t.push(e)}te.cache.set(this.hash,t)}return t},error:function(t){var e=this.peek().type,n=null==this.peek().val?"":" "+this.peek().toString();throw n.trim()==e.trim()&&(n=""),new ParseError(t.replace("{peek}",'"'+e+n+'"'))},accept:function(t){if(t==this.peek().type)return this.next()},expect:function(t){return t!=this.peek().type&&this.error('expected "'+t+'", got {peek}'),this.next()},next:function(){var t=this.stash.length?this.stash.pop():this.lexer.next(),e=t.lineno,n=t.column||1;return t.val&&t.val.nodeName&&(t.val.lineno=e,t.val.column=n),Dt.lineno=e,Dt.column=n,Vt.lexer("%s %s",t.type,t.val||""),t},peek:function(){return this.lexer.peek()},lookahead:function(t){return this.lexer.lookahead(t)},isSelectorToken:function(t){var e=this.lookahead(t).type;switch(e){case"for":return this.bracketed;case"[":return this.bracketed=!0,!0;case"]":return this.bracketed=!1,!0;default:return~Yt.indexOf(e)}},isPseudoSelector:function(t){var e=this.lookahead(t).val;return e&&~Xt.indexOf(e.name)},lineContains:function(t){for(var e,n=1;e=this.lookahead(n++);){if(~["indent","outdent","newline","eos"].indexOf(e.type))return;if(t==e.type)return!0}},selectorToken:function(){if(this.isSelectorToken(1)){if("{"==this.peek().type){if(!this.lineContains("}"))return;for(var t,e=0;t=this.lookahead(++e);){if("}"==t.type){if(2==e||3==e&&"space"==this.lookahead(e-1).type)return;break}if(":"==t.type)return}}return this.next()}},skip:function(t){for(;~t.indexOf(this.peek().type);)this.next()},skipWhitespace:function(){this.skip(["space","indent","outdent","newline"])},skipNewlines:function(){for(;"newline"==this.peek().type;)this.next()},skipSpaces:function(){for(;"space"==this.peek().type;)this.next()},skipSpacesAndComments:function(){for(;"space"==this.peek().type||"comment"==this.peek().type;)this.next()},looksLikeFunctionDefinition:function(t){return"indent"==this.lookahead(t).type||"{"==this.lookahead(t).type},looksLikeSelector:function(t){var e,n,i=1;if(t&&":"==this.lookahead(i+1).type&&(this.lookahead(i+1).space||"indent"==this.lookahead(i+2).type))return!1;for(;"ident"==this.lookahead(i).type&&("newline"==this.lookahead(i+1).type||","==this.lookahead(i+1).type);)i+=2;for(;this.isSelectorToken(i)||","==this.lookahead(i).type;){if("selector"==this.lookahead(i).type)return!0;if("&"==this.lookahead(i+1).type)return!0;if(i>1&&"ident"===this.lookahead(i-1).type&&"."===this.lookahead(i).type&&"ident"===this.lookahead(i+1).type){for(;e=this.lookahead(i+2);){if(-1!==["indent","outdent","{",";","eos","selector","media","if","atrule",")","}","unit","[","for","function"].indexOf(e.type)){if("["!==e.type){if(this.isPseudoSelector(i+2))return!0;if(")"===e.type&&this.lookahead(i+3)&&"}"===this.lookahead(i+3).type)break;return-1===["outdent",";","eos","media","if","atrule",")","}","unit","for","function"].indexOf(e.type)}for(;(e=this.lookahead(i+3))&&"]"!==e.type;){if(~[".","unit"].indexOf(e.type))return!1;i+=1}}i+=1}return!0}if("."==this.lookahead(i).type&&"ident"==this.lookahead(i+1).type)return!0;if("*"==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return!0;if(":"==this.lookahead(i).type&&":"==this.lookahead(i+1).type)return!0;if("color"==this.lookahead(i).type&&"newline"==this.lookahead(i-1).type)return!0;if(this.looksLikeAttributeSelector(i))return!0;if(("="==this.lookahead(i).type||"function"==this.lookahead(i).type)&&"{"==this.lookahead(i+1).type)return!1;if(":"==this.lookahead(i).type&&!this.isPseudoSelector(i+1)&&this.lineContains("."))return!1;if("{"==this.lookahead(i).type?n=!0:"}"==this.lookahead(i).type&&(n=!1),n&&":"==this.lookahead(i).type)return!0;if("space"==this.lookahead(i).type&&"{"==this.lookahead(i+1).type)return!0;if(":"==this.lookahead(i++).type&&!this.lookahead(i-1).space&&this.isPseudoSelector(i))return!0;if("space"==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type&&"{"==this.lookahead(i+2).type)return!0;if(","==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return!0}if(","==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return!0;if("{"==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return!0;if(this.css&&(";"==this.lookahead(i).type||"}"==this.lookahead(i-1).type))return!1;for(;!~["indent","outdent","newline","for","if",";","}","eos"].indexOf(this.lookahead(i).type);)++i;return"indent"==this.lookahead(i).type||void 0},looksLikeAttributeSelector:function(t){var e=this.lookahead(t).type;return!("="!=e||!this.bracketed)||("ident"==e||"string"==e)&&"]"==this.lookahead(t+1).type&&("newline"==this.lookahead(t+2).type||this.isSelectorToken(t+2))&&!this.lineContains(":")&&!this.lineContains("=")},looksLikeKeyframe:function(){var t,e=2;switch(this.lookahead(e).type){case"{":case"indent":case",":return!0;case"newline":for(;"unit"==this.lookahead(++e).type||"newline"==this.lookahead(e).type;);return"indent"==(t=this.lookahead(e).type)||"{"==t}},stateAllowsSelector:function(){switch(this.currentState()){case"root":case"atblock":case"selector":case"conditional":case"function":case"atrule":case"for":return!0}},assignAtblock:function(t){try{t.push(this.atblock(t))}catch(t){this.error("invalid right-hand side operand in assignment, got {peek}")}},statement:function(){var t,e,n=this.stmt(),i=this.prevState;switch(this.allowPostfix&&(this.allowPostfix=!1,i="expression"),i){case"assignment":case"expression":case"function arguments":for(;e=this.accept("if")||this.accept("unless")||this.accept("for");)switch(e.type){case"if":case"unless":(n=new Dt.If(this.expression(),n)).postfix=!0,n.negate="unless"==e.type,this.accept(";");break;case"for":var r,o=this.id().name;this.accept(",")&&(r=this.id().name),this.expect("in");var a=new Dt.Each(o,r,this.expression());(t=new Dt.Block(this.parent,a)).push(n),a.block=t,n=a}}return n},stmt:function(){var t,e=this.peek();switch(e.type){case"keyframes":return this.keyframes();case"-moz-document":return this.mozdocument();case"comment":case"selector":case"literal":case"charset":case"namespace":case"import":case"require":case"extend":case"media":case"atrule":case"ident":case"scope":case"supports":case"unless":case"function":case"for":case"if":return this[e.type]();case"return":return this.return();case"{":return this.property();default:if(this.stateAllowsSelector())switch(e.type){case"color":case"~":case">":case"<":case":":case"&":case"&&":case"[":case".":case"/":return(t=this.selector()).column=e.column,t.lineno=e.lineno,t;case"..":if("/"==this.lookahead(2).type)return this.selector();case"+":return"function"==this.lookahead(2).type?this.functionCall():this.selector();case"*":return this.property();case"unit":if(this.looksLikeKeyframe())return(t=this.selector()).column=e.column,t.lineno=e.lineno,t;case"-":if("{"==this.lookahead(2).type)return this.property()}var n=this.expression();return n.isEmpty&&this.error("unexpected {peek}"),n}},block:function(t,e){var n,i,r,o=this.parent=new Dt.Block(this.parent,t);for(!1===e&&(o.scope=!1),this.accept("newline"),this.accept("{")?(this.css++,n="}",this.skipWhitespace()):(n="outdent",this.expect("indent"));n!=this.peek().type;){if(this.css){if(this.accept("newline")||this.accept("indent"))continue;i=this.statement(),this.accept(";"),this.skipWhitespace()}else{if(this.accept("newline"))continue;if(r=this.lookahead(2).type,"indent"==this.peek().type&&~["outdent","newline","comment"].indexOf(r)){this.skip(["indent","outdent"]);continue}if("eos"==this.peek().type)return o;i=this.statement(),this.accept(";")}i||this.error("unexpected token {peek} in block"),o.push(i)}return this.css?(this.skipWhitespace(),this.expect("}"),this.skipSpaces(),this.css--):this.expect("outdent"),this.parent=o.parent,o},comment:function(){var t=this.next().val;return this.skipSpaces(),t},for:function(){this.expect("for");var t,e=this.id().name;this.accept(",")&&(t=this.id().name),this.expect("in"),this.state.push("for"),this.cond=!0;var n=new Dt.Each(e,t,this.expression());return this.cond=!1,n.block=this.block(n,!1),this.state.pop(),n},return:function(){this.expect("return");var t=this.expression();return t.isEmpty?new Dt.Return:new Dt.Return(t)},unless:function(){this.expect("unless"),this.state.push("conditional"),this.cond=!0;var t=new Dt.If(this.expression(),!0);return this.cond=!1,t.block=this.block(t,!1),this.state.pop(),t},if:function(){var t=this.expect("if");this.state.push("conditional"),this.cond=!0;var e,n,i,r=new Dt.If(this.expression());for(r.column=t.column,this.cond=!1,r.block=this.block(r,!1),this.skip(["newline","comment"]);this.accept("else");){if(!(t=this.accept("if"))){r.elses.push(this.block(r,!1));break}this.cond=!0,e=this.expression(),this.cond=!1,n=this.block(r,!1),(i=new Dt.If(e,n)).column=t.column,r.elses.push(i),this.skip(["newline","comment"])}return this.state.pop(),r},atblock:function(t){return t||this.expect("atblock"),t=new Dt.Atblock,this.state.push("atblock"),t.block=this.block(t,!1),this.state.pop(),t},atrule:function(){var t,e=this.expect("atrule").val,n=new Dt.Atrule(e);return this.skipSpacesAndComments(),n.segments=this.selectorParts(),this.skipSpacesAndComments(),("indent"==(t=this.peek().type)||"{"==t||"newline"==t&&"{"==this.lookahead(2).type)&&(this.state.push("atrule"),n.block=this.block(n),this.state.pop()),n},scope:function(){this.expect("scope");var t=this.selectorParts().map((function(t){return t.val})).join("");return this.selectorScope=t.trim(),Dt.null},supports:function(){this.expect("supports");var t=new Dt.Supports(this.supportsCondition());return this.state.push("atrule"),t.block=this.block(t),this.state.pop(),t},supportsCondition:function(){var t=this.supportsNegation()||this.supportsOp();return t||(this.cond=!0,t=this.expression(),this.cond=!1),t},supportsNegation:function(){if(this.accept("not")){var t=new Dt.Expression;return t.push(new Dt.Literal("not")),t.push(this.supportsFeature()),t}},supportsOp:function(){var t,e,n=this.supportsFeature();if(n){for((e=new Dt.Expression).push(n);t=this.accept("&&")||this.accept("||");)e.push(new Dt.Literal("&&"==t.val?"and":"or")),e.push(this.supportsFeature());return e}},supportsFeature:function(){if(this.skipSpacesAndComments(),"("==this.peek().type){var t=this.lookahead(2).type;if("ident"==t||"{"==t)return this.feature();this.expect("(");var e=new Dt.Expression;return e.push(new Dt.Literal("(")),e.push(this.supportsCondition()),this.expect(")"),e.push(new Dt.Literal(")")),this.skipSpacesAndComments(),e}},extend:function(){var t,e,n,i=this.expect("extend"),r=[];do{(n=this.selectorParts()).length&&(t=new Dt.Selector(n),r.push(t),"!"===this.peek().type&&"ident"===(i=this.lookahead(2)).type&&"optional"===i.val.name&&(this.skip(["!","ident"]),t.optional=!0))}while(this.accept(","));return(e=new Dt.Extend(r)).lineno=i.lineno,e.column=i.column,e},media:function(){this.expect("media"),this.state.push("atrule");var t=new Dt.Media(this.queries());return t.block=this.block(t),this.state.pop(),t},queries:function(){var t=new Dt.QueryList,e=["comment","newline","space"];do{this.skip(e),t.push(this.query()),this.skip(e)}while(this.accept(","));return t},query:function(){var t,e,n,i=new Dt.Query;if("ident"==this.peek().type&&("."==this.lookahead(2).type||"["==this.lookahead(2).type))return this.cond=!0,t=this.expression(),this.cond=!1,i.push(new Dt.Feature(t.nodes)),i;if((e=this.accept("ident")||this.accept("not"))&&(e=new Dt.Literal(e.val.string||e.val),this.skipSpacesAndComments(),(n=this.accept("ident"))?(i.type=n.val,i.predicate=e):i.type=e,this.skipSpacesAndComments(),!this.accept("&&")))return i;do{i.push(this.feature())}while(this.accept("&&"));return i},feature:function(){this.skipSpacesAndComments(),this.expect("("),this.skipSpacesAndComments();var t=new Dt.Feature(this.interpolate());return this.skipSpacesAndComments(),this.accept(":"),this.skipSpacesAndComments(),this.inProperty=!0,t.expr=this.list(),this.inProperty=!1,this.skipSpacesAndComments(),this.expect(")"),this.skipSpacesAndComments(),t},mozdocument:function(){this.expect("-moz-document");var t=new Dt.Atrule("-moz-document"),e=[];do{this.skipSpacesAndComments(),e.push(this.functionCall()),this.skipSpacesAndComments()}while(this.accept(","));return t.segments=[new Dt.Literal(e.join(", "))],this.state.push("atrule"),t.block=this.block(t,!1),this.state.pop(),t},import:function(){return this.expect("import"),this.allowPostfix=!0,new Dt.Import(this.expression(),!1)},require:function(){return this.expect("require"),this.allowPostfix=!0,new Dt.Import(this.expression(),!0)},charset:function(){this.expect("charset");var t=this.expect("string").val;return this.allowPostfix=!0,new Dt.Charset(t)},namespace:function(){var t,e;return this.expect("namespace"),this.skipSpacesAndComments(),(e=this.accept("ident"))&&(e=e.val),this.skipSpacesAndComments(),t=this.accept("string")||this.url(),this.allowPostfix=!0,new Dt.Namespace(t,e)},keyframes:function(){var t,e=this.expect("keyframes");return this.skipSpacesAndComments(),(t=new Dt.Keyframes(this.selectorParts(),e.val)).column=e.column,this.skipSpacesAndComments(),this.state.push("atrule"),t.block=this.block(t),this.state.pop(),t},literal:function(){return this.expect("literal").val},id:function(){var t=this.expect("ident");return this.accept("space"),t.val},ident:function(){for(var t=2,e=this.lookahead(t).type;"space"==e;)e=this.lookahead(++t).type;switch(e){case"=":case"?=":case"-=":case"+=":case"*=":case"/=":case"%=":return this.assignment();case".":if("space"==this.lookahead(t-1).type)return this.selector();if(this._ident==this.peek())return this.id();for(;"="!=this.lookahead(++t).type&&!~["[",",","newline","indent","eos"].indexOf(this.lookahead(t).type););if("="==this.lookahead(t).type)return this._ident=this.peek(),this.expression();if(this.looksLikeSelector()&&this.stateAllowsSelector())return this.selector();case"[":if(this._ident==this.peek())return this.id();for(;"]"!=this.lookahead(t++).type&&"selector"!=this.lookahead(t).type&&"eos"!=this.lookahead(t).type;);if("="==this.lookahead(t).type)return this._ident=this.peek(),this.expression();if(this.looksLikeSelector()&&this.stateAllowsSelector())return this.selector();case"-":case"+":case"/":case"*":case"%":case"**":case"&&":case"||":case">":case"<":case">=":case"<=":case"!=":case"==":case"?":case"in":case"is a":case"is defined":if(this._ident==this.peek())return this.id();switch(this._ident=this.peek(),this.currentState()){case"for":case"selector":return this.property();case"root":case"atblock":case"atrule":return"["==e?this.subscript():this.selector();case"function":case"conditional":return this.looksLikeSelector()?this.selector():this.expression();default:return this.operand?this.id():this.expression()}default:switch(this.currentState()){case"root":return this.selector();case"for":case"selector":case"function":case"conditional":case"atblock":case"atrule":return this.property();default:var n=this.id();return"interpolation"==this.previousState()&&(n.mixin=!0),n}}},interpolate:function(){var t,e=[];for(this.accept("*")&&e.push(new Dt.Literal("*"));;)if(this.accept("{"))this.state.push("interpolation"),e.push(this.expression()),this.expect("}"),this.state.pop();else if(t=this.accept("-"))e.push(new Dt.Literal("-"));else{if(!(t=this.accept("ident")))break;e.push(t.val)}return e.length||this.expect("ident"),e},property:function(){if(this.looksLikeSelector(!0))return this.selector();var t=this.interpolate(),e=new Dt.Property(t),n=e;return this.accept("space"),this.accept(":")&&this.accept("space"),this.state.push("property"),this.inProperty=!0,e.expr=this.list(),e.expr.isEmpty&&(n=t[0]),this.inProperty=!1,this.allowPostfix=!0,this.state.pop(),this.accept(";"),n},selector:function(){var t,e,n=new Dt.Group,i=this.selectorScope,r="root"==this.currentState();do{this.accept("newline"),t=this.selectorParts(),r&&i&&t.unshift(new Dt.Literal(i+" ")),t.length&&((e=new Dt.Selector(t)).lineno=t[0].lineno,e.column=t[0].column,n.push(e))}while(this.accept(",")||this.accept("newline"));return"selector-parts"==this.currentState()?n.nodes:(this.state.push("selector"),n.block=this.block(n),this.state.pop(),n)},selectorParts:function(){for(var t,e=[];t=this.selectorToken();)switch(Vt.selector("%s",t),t.type){case"{":this.skipSpaces();var n=this.expression();this.skipSpaces(),this.expect("}"),e.push(n);break;case this.prefix&&".":var i=new Dt.Literal(t.val+this.prefix);i.prefixed=!0,e.push(i);break;case"comment":break;case"color":case"unit":e.push(new Dt.Literal(t.val.raw));break;case"space":e.push(new Dt.Literal(" "));break;case"function":e.push(new Dt.Literal(t.val.name+"("));break;case"ident":e.push(new Dt.Literal(t.val.name||t.val.string));break;default:e.push(new Dt.Literal(t.val)),t.space&&e.push(new Dt.Literal(" "))}return e},assignment:function(){var t,e,n=this.id(),i=n.name;if(t=this.accept("=")||this.accept("?=")||this.accept("+=")||this.accept("-=")||this.accept("*=")||this.accept("/=")||this.accept("%=")){this.state.push("assignment");var r=this.list();switch(r.isEmpty&&this.assignAtblock(r),(e=new Dt.Ident(i,r)).lineno=n.lineno,e.column=n.column,this.state.pop(),t.type){case"?=":var o=new Dt.BinOp("is defined",e),a=new Dt.Expression;a.push(new Dt.Ident(i)),e=new Dt.Ternary(o,a,e);break;case"+=":case"-=":case"*=":case"/=":case"%=":e.val=new Dt.BinOp(t.type[0],new Dt.Ident(i),r)}}return e},function:function(){var t,e=1,n=2;t:for(;t=this.lookahead(n++);)switch(t.type){case"function":case"(":++e;break;case")":if(!--e)break t;break;case"eos":this.error('failed to find closing paren ")"')}switch(this.currentState()){case"expression":return this.functionCall();default:return this.looksLikeFunctionDefinition(n)?this.functionDefinition():this.expression()}},url:function(){this.expect("function"),this.state.push("function arguments");var t=this.args();return this.expect(")"),this.state.pop(),new Dt.Call("url",t)},functionCall:function(){var t=this.accept("+");if("url"==this.peek().val.name)return this.url();var e=this.expect("function").val,n=e.name;this.state.push("function arguments"),this.parens++;var i=this.args();this.expect(")"),this.parens--,this.state.pop();var r=new Dt.Call(n,i);return r.column=e.column,r.lineno=e.lineno,t&&(this.state.push("function"),r.block=this.block(r),this.state.pop()),r},functionDefinition:function(){var t=this.expect("function"),e=t.val.name;this.state.push("function params"),this.skipWhitespace();var n=this.params();this.skipWhitespace(),this.expect(")"),this.state.pop(),this.state.push("function");var i=new Dt.Function(e,n);return i.column=t.column,i.lineno=t.lineno,i.block=this.block(i),this.state.pop(),new Dt.Ident(e,i)},params:function(){for(var t,e,n=new Dt.Params;t=this.accept("ident");)this.accept("space"),n.push(e=t.val),this.accept("...")?e.rest=!0:this.accept("=")&&(e.val=this.expression()),this.skipWhitespace(),this.accept(","),this.skipWhitespace();return n},args:function(){var t,e=new Dt.Arguments;do{"ident"==this.peek().type&&":"==this.lookahead(2).type?(t=this.next().val.string,this.expect(":"),e.map[t]=this.expression()):e.push(this.expression())}while(this.accept(","));return e},list:function(){for(var t=this.expression();this.accept(",");)if(t.isList)e.push(this.expression());else{var e=new Dt.Expression(!0);e.push(t),e.push(this.expression()),t=e}return t},expression:function(){var t,e=new Dt.Expression;for(this.state.push("expression");t=this.negation();)t||this.error("unexpected token {peek} in expression"),e.push(t);return this.state.pop(),e.nodes.length&&(e.lineno=e.nodes[0].lineno,e.column=e.nodes[0].column),e},negation:function(){return this.accept("not")?new Dt.UnaryOp("!",this.negation()):this.ternary()},ternary:function(){var t=this.logical();if(this.accept("?")){var e=this.expression();this.expect(":");var n=this.expression();t=new Dt.Ternary(t,e,n)}return t},logical:function(){for(var t,e=this.typecheck();t=this.accept("&&")||this.accept("||");)e=new Dt.BinOp(t.type,e,this.typecheck());return e},typecheck:function(){for(var t,e=this.equality();t=this.accept("is a");)this.operand=!0,e||this.error('illegal unary "'+t+'", missing left-hand operand'),e=new Dt.BinOp(t.type,e,this.equality()),this.operand=!1;return e},equality:function(){for(var t,e=this.in();t=this.accept("==")||this.accept("!=");)this.operand=!0,e||this.error('illegal unary "'+t+'", missing left-hand operand'),e=new Dt.BinOp(t.type,e,this.in()),this.operand=!1;return e},in:function(){for(var t=this.relational();this.accept("in");)this.operand=!0,t||this.error('illegal unary "in", missing left-hand operand'),t=new Dt.BinOp("in",t,this.relational()),this.operand=!1;return t},relational:function(){for(var t,e=this.range();t=this.accept(">=")||this.accept("<=")||this.accept("<")||this.accept(">");)this.operand=!0,e||this.error('illegal unary "'+t+'", missing left-hand operand'),e=new Dt.BinOp(t.type,e,this.range()),this.operand=!1;return e},range:function(){var t,e=this.additive();return(t=this.accept("...")||this.accept(".."))&&(this.operand=!0,e||this.error('illegal unary "'+t+'", missing left-hand operand'),e=new Dt.BinOp(t.val,e,this.additive()),this.operand=!1),e},additive:function(){for(var t,e=this.multiplicative();t=this.accept("+")||this.accept("-");)this.operand=!0,e=new Dt.BinOp(t.type,e,this.multiplicative()),this.operand=!1;return e},multiplicative:function(){for(var t,n=this.defined();t=this.accept("**")||this.accept("*")||this.accept("/")||this.accept("%");){if(this.operand=!0,"/"==t&&this.inProperty&&!this.parens)return this.stash.push(new e("literal",new Dt.Literal("/"))),this.operand=!1,n;n||this.error('illegal unary "'+t+'", missing left-hand operand'),n=new Dt.BinOp(t.type,n,this.defined()),this.operand=!1}return n},defined:function(){var t=this.unary();return this.accept("is defined")&&(t||this.error('illegal unary "is defined", missing left-hand operand'),t=new Dt.BinOp("is defined",t)),t},unary:function(){var t,e;return(t=this.accept("!")||this.accept("~")||this.accept("+")||this.accept("-"))?(this.operand=!0,(e=this.unary())||this.error('illegal unary "'+t+'"'),e=new Dt.UnaryOp(t.type,e),this.operand=!1,e):this.subscript()},subscript:function(){for(var t=this.member();this.accept("[");)t=new Dt.BinOp("[]",t,this.expression()),this.expect("]");return this.accept("=")&&(t.op+="=",t.val=this.list(),t.val.isEmpty&&this.assignAtblock(t.val)),t},member:function(){var t=this.primary();if(t){for(;this.accept(".");){var e=new Dt.Ident(this.expect("ident").val.string);t=new Dt.Member(t,e)}this.skipSpaces(),this.accept("=")&&(t.val=this.list(),t.val.isEmpty&&this.assignAtblock(t.val))}return t},object:function(){var t,e,n,i,r=new Dt.Object;for(this.expect("{"),this.skipWhitespace();!this.accept("}");)this.accept("comment")||this.accept("newline")||(n||this.accept(","),(t=this.accept("ident")||this.accept("string"))||this.error('expected "ident" or "string", got {peek}'),i=t.val.hash,this.skipSpacesAndComments(),this.expect(":"),e=this.expression(),r.setValue(i,e),r.setKey(i,t.val),n=this.accept(","),this.skipWhitespace());return r},primary:function(){var t;if(this.skipSpaces(),this.accept("(")){++this.parens;var e=this.expression(),n=this.expect(")");return--this.parens,this.accept("%")&&e.push(new Dt.Ident("%")),t=this.peek(),!n.space&&"ident"==t.type&&~u.indexOf(t.val.string)&&(e.push(new Dt.Ident(t.val.string)),this.next()),e}switch((t=this.peek()).type){case"null":case"unit":case"color":case"string":case"literal":case"boolean":case"comment":return this.next().val;case!this.cond&&"{":return this.object();case"atblock":return this.atblock();case"atrule":var i=new Dt.Ident(this.next().val);return i.property=!0,i;case"ident":return this.ident();case"function":return t.anonymous?this.functionDefinition():this.functionCall()}}};const ee={exports:{}};!function(t){void 0!==ee&&(ee.exports=t);var e={on:function on(t,e){return getListeners(this,t).push(e),this},once:function once(t,e){var n=this;return wrap.originalListener=e,getListeners(n,t).push(wrap),n;function wrap(){off.call(n,t,wrap),e.apply(this,arguments)}},off:off,emit:function emit(t,e){var n=this,i=getListeners(n,t,!0);if(!i)return!1;var r=arguments.length;if(1===r)i.forEach(zeroarg);else if(2===r)i.forEach(onearg);else{var o=Array.prototype.slice.call(arguments,1);i.forEach(moreargs)}return!!i.length;function zeroarg(t){t.call(n)}function onearg(t){t.call(n,e)}function moreargs(t){t.apply(n,o)}}};function mixin(t){for(var n in e)t[n]=e[n];return t}function off(t,e){var n,i=this;if(arguments.length){if(e){if(n=getListeners(i,t,!0)){if(!(n=n.filter(ne)).length)return off.call(i,t);i.listeners[t]=n}}else if((n=i.listeners)&&(delete n[t],!Object.keys(n).length))return off.call(i)}else delete i.listeners;return i;function ne(t){return t!==e&&t.originalListener!==e}}function getListeners(t,e,n){if(!n||t.listeners){var i=t.listeners||(t.listeners={});return i[e]||(i[e]=[])}}mixin(t.prototype),t.mixin=mixin}((
+/**
+   * event-lite.js - Light-weight EventEmitter (less than 1KB when gzipped)
+   *
+   * @copyright Yusuke Kawasaki
+   * @license MIT
+   * @constructor
+   * @see https://github.com/kawanet/event-lite
+   * @see http://kawanet.github.io/event-lite/EventLite.html
+   * @example
+   * var EventLite = require("event-lite");
+   *
+   * function MyClass() {...}             // your class
+   *
+   * EventLite.mixin(MyClass.prototype);  // import event methods
+   *
+   * var obj = new MyClass();
+   * obj.on("foo", function() {...});     // add event listener
+   * obj.once("bar", function() {...});   // add one-time event listener
+   * obj.emit("foo");                     // dispatch event
+   * obj.emit("bar");                     // dispatch another event
+   * obj.off("foo");                      // remove event listener
+   */
+function EventLite(){if(!(this instanceof EventLite))return new EventLite}));var ie=ee.exports;const re=class{constructor(){this.events=new ie}on(...t){return this.events.on(...t)}off(...t){return this.events.off(...t)}once(...t){return this.events.once(...t)}emit(...t){return this.events.emit(...t)}listeners(t){return this.events.listeners&&this.events.listeners[t]||[]}},noop$1=()=>noop$1;var se=t.dirname,oe=function DepsResolver(t,e){this.root=t,this.filename=e.filename,this.paths=e.paths||[],this.paths.push(se(e.filename||".")),this.options=e,this.functions={},this.deps=[]};oe.prototype.__proto__=c.prototype;var ae=oe.prototype.visit;oe.prototype.visit=function(t){switch(t.nodeName){case"root":case"block":case"expression":this.visitRoot(t);break;case"group":case"media":case"atblock":case"atrule":case"keyframes":case"each":case"supports":this.visit(t.block);break;default:ae.call(this,t)}},oe.prototype.visitRoot=function(t){for(var e=0,n=t.nodes.length;e<n;++e)this.visit(t.nodes[e])},oe.prototype.visitIdent=function(t){this.visit(t.val)},oe.prototype.visitIf=function(t){this.visit(t.block),this.visit(t.cond);for(var e=0,n=t.elses.length;e<n;++e)this.visit(t.elses[e])},oe.prototype.visitFunction=function(t){this.functions[t.name]=t.block},oe.prototype.visitCall=function(t){t.name in this.functions&&this.visit(this.functions[t.name]),t.block&&this.visit(t.block)},oe.prototype.visitImport=function(t){var e,n,i,r=!t.path.first.val.isNull&&t.path.first.val||t.path.first.name;if(r&&((e=/\.css(?:"|$)/.test(r))||/\.styl$/i.test(r)||(i=r,r+=".styl"),!(n=_export_find_(r,this.paths,this.filename))&&i&&(n=_export_lookupIndex_(i,this.paths,this.filename)),n&&(this.deps=this.deps.concat(n),!e)))for(var o=0,a=n.length;o<a;++o){var h=n[o],l=se(h),c=_export_readFileSync_(h),u=new Dt.Block,f=new te(c,_export_merge_({root:u},this.options));~this.paths.indexOf(l)||this.paths.push(l);try{u=f.parse()}catch(t){throw t.filename=h,t.lineno=f.lexer.lineno,t.column=f.lexer.column,t.input=c,t}this.visit(u)}},oe.prototype.resolve=function(){return this.visit(this.root),_export_uniq_(this.deps)};var he=new re,le=t.join;function Renderer(t,e){(e=e||{}).globals=e.globals||{},e.functions=e.functions||{},e.use=e.use||[],e.use=Array.isArray(e.use)?e.use:[e.use],e.imports=[le("/","functions/index.styl")].concat(e.imports||[]),e.paths=e.paths||[],e.filename=e.filename||"stylus",e.Evaluator=e.Evaluator||V,this.options=e,this.str=t,this.events=he}return Renderer.prototype.__proto__=re.prototype,Renderer.prototype.render=function(t){for(var e=this.parser=new te(this.str,this.options),n=0,i=this.options.use.length;n<i;n++)this.use(this.options.use[n]);try{Dt.filename=this.options.filename;var r=e.parse();this.evaluator=new this.options.Evaluator(r,this.options),this.nodes=Dt,this.evaluator.renderer=this,r=this.evaluator.evaluate(),r=new q(r,this.options).normalize();var o=this.options.sourcemap?new noop$1(r,this.options):new G(r,this.options),a=o.compile();this.options.sourcemap&&(this.sourcemap=o.map.toJSON())}catch(n){var h={};if(h.input=n.input||this.str,h.filename=n.filename||this.options.filename,h.lineno=n.lineno||e.lexer.lineno,h.column=n.column||e.lexer.column,!t)throw _export_formatException_(n,h);return t(_export_formatException_(n,h))}var l=this.listeners("end");for(t&&l.push(t),n=0,i=l.length;n<i;n++){var c=l[n](null,a);c&&(a=c)}if(!t)return a},Renderer.prototype.deps=function(t){var e=_export_merge_({cache:!1},this.options);t&&(e.filename=t);var n=oe,i=new te(this.str,e);try{return Dt.filename=e.filename,new n(i.parse(),e).resolve()}catch(t){var r={};throw r.input=t.input||this.str,r.filename=t.filename||e.filename,r.lineno=t.lineno||i.lexer.lineno,r.column=t.column||i.lexer.column,_export_formatException_(t,r)}},Renderer.prototype.set=function(t,e){return this.options[t]=e,this},Renderer.prototype.get=function(t){return this.options[t]},Renderer.prototype.include=function(t){return this.options.paths.push(t),this},Renderer.prototype.use=function(t){return t.call(this,this),this},Renderer.prototype.define=function(t,e,n){return(e=_export_coerce_(e,n)).nodeName?(this.options.globals[t]=e,this):(this.options.functions[t]=e,null!=n&&(e.raw=n),this)},Renderer.prototype.import=function(t){return this.options.imports.push(t),this},Renderer}();
diff --git a/vendor/stylus-lang-bundle/stylus.min.js b/vendor/stylus-lang-bundle/stylus.min.js
deleted file mode 100644
index 77e30038..00000000
--- a/vendor/stylus-lang-bundle/stylus.min.js
+++ /dev/null
@@ -1,6 +0,0 @@
-if(Function.prototype.name===undefined&&Object.defineProperty!==undefined){Object.defineProperty(Function.prototype,"name",{get:function(){var regex=/function\s([^(]{1,})\(/,match=regex.exec(this.toString());return match&&match.length>1?match[1].trim():""}})}if(String.prototype.trimRight===undefined){String.prototype.trimRight=function(){return String(this).replace(/\s+$/,"")}}var stylus=function(){function require(p){var path=require.resolve(p),mod=require.modules[path];if(!mod)throw new Error('failed to require "'+p+'"');if(!mod.exports){mod.exports={};mod.call(mod.exports,mod,mod.exports,require.relative(path))}return mod.exports}var bifs="called-from = ()\n\nvendors = moz webkit o ms official\n\n// stringify the given arg\n\n-string(arg)\n  type(arg) + ' ' + arg\n\n// require a color\n\nrequire-color(color)\n  unless color is a 'color'\n    error('RGB or HSL value expected, got a ' + -string(color))\n\n// require a unit\n\nrequire-unit(n)\n  unless n is a 'unit'\n    error('unit expected, got a ' + -string(n))\n\n// require a string\n\nrequire-string(str)\n  unless str is a 'string' or str is a 'ident'\n    error('string expected, got a ' + -string(str))\n\n// Math functions\n\nabs(n) { math(n, 'abs') }\nmin(a, b) { a < b ? a : b }\nmax(a, b) { a > b ? a : b }\n\n// Trigonometrics\nPI = -math-prop('PI')\n\nradians-to-degrees(angle)\n  angle * (180 / PI)\n\ndegrees-to-radians(angle)\n  unit(angle * (PI / 180),'')\n\nsin(n)\n  n = degrees-to-radians(n) if unit(n) == 'deg'\n  round(math(n, 'sin'), 9)\n\ncos(n)\n  n = degrees-to-radians(n) if unit(n) == 'deg'\n  round(math(n, 'cos'), 9)\n\n// Rounding Math functions\n\nceil(n, precision = 0)\n  multiplier = 10 ** precision\n  math(n * multiplier, 'ceil') / multiplier\n\nfloor(n, precision = 0)\n  multiplier = 10 ** precision\n  math(n * multiplier, 'floor') / multiplier\n\nround(n, precision = 0)\n  multiplier = 10 ** precision\n  math(n * multiplier, 'round') / multiplier\n\n// return the sum of the given numbers\n\nsum(nums)\n  sum = 0\n  sum += n for n in nums\n\n// return the average of the given numbers\n\navg(nums)\n  sum(nums) / length(nums)\n\n// return a unitless number, or pass through\n\nremove-unit(n)\n  if typeof(n) is 'unit'\n    unit(n, '')\n  else\n    n\n\n// convert a percent to a decimal, or pass through\n\npercent-to-decimal(n)\n  if unit(n) is '%'\n    remove-unit(n) / 100\n  else\n    n\n\n// check if n is an odd number\n\nodd(n)\n  1 == n % 2\n\n// check if n is an even number\n\neven(n)\n  0 == n % 2\n\n// check if color is light\n\nlight(color)\n  lightness(color) >= 50%\n\n// check if color is dark\n\ndark(color)\n  lightness(color) < 50%\n\n// desaturate color by amount\n\ndesaturate(color, amount)\n  adjust(color, 'saturation', - amount)\n\n// saturate color by amount\n\nsaturate(color = '', amount = 100%)\n  if color is a 'color'\n    adjust(color, 'saturation', amount)\n  else\n    unquote( 'saturate(' + color + ')' )\n\n// darken by the given amount\n\ndarken(color, amount)\n  adjust(color, 'lightness', - amount)\n\n// lighten by the given amount\n\nlighten(color, amount)\n  adjust(color, 'lightness', amount)\n\n// decrease opacity by amount\n\nfade-out(color, amount)\n  color - rgba(black, percent-to-decimal(amount))\n\n// increase opacity by amount\n\nfade-in(color, amount)\n  color + rgba(black, percent-to-decimal(amount))\n\n// spin hue by a given amount\n\nspin(color, amount)\n  color + unit(amount, deg)\n\n// mix two colors by a given amount\n\nmix(color1, color2, weight = 50%)\n  unless weight in 0..100\n    error('Weight must be between 0% and 100%')\n\n  if length(color1) == 2\n    weight = color1[0]\n    color1 = color1[1]\n\n  else if length(color2) == 2\n    weight = 100 - color2[0]\n    color2 = color2[1]\n\n  require-color(color1)\n  require-color(color2)\n\n  p = unit(weight / 100, '')\n  w = p * 2 - 1\n\n  a = alpha(color1) - alpha(color2)\n\n  w1 = (((w * a == -1) ? w : (w + a) / (1 + w * a)) + 1) / 2\n  w2 = 1 - w1\n\n  channels = (red(color1) red(color2)) (green(color1) green(color2)) (blue(color1) blue(color2))\n  rgb = ()\n\n  for pair in channels\n    push(rgb, floor(pair[0] * w1 + pair[1] * w2))\n\n  a1 = alpha(color1) * p\n  a2 = alpha(color2) * (1 - p)\n  alpha = a1 + a2\n\n  rgba(rgb[0], rgb[1], rgb[2], alpha)\n\n// invert colors, leave alpha intact\n\ninvert(color = '')\n  if color is a 'color'\n    rgba(#fff - color, alpha(color))\n  else\n    unquote( 'invert(' + color + ')' )\n\n// give complement of the given color\n\ncomplement( color )\n  spin( color, 180 )\n\n// give grayscale of the given color\n\ngrayscale( color = '' )\n  if color is a 'color'\n    desaturate( color, 100% )\n  else\n    unquote( 'grayscale(' + color + ')' )\n\n// mix the given color with white\n\ntint( color, percent )\n  mix( white, color, percent )\n\n// mix the given color with black\n\nshade( color, percent )\n  mix( black, color, percent )\n\n// return the last value in the given expr\n\nlast(expr)\n  expr[length(expr) - 1]\n\n// return keys in the given pairs or object\n\nkeys(pairs)\n  ret = ()\n  if type(pairs) == 'object'\n    for key in pairs\n      push(ret, key)\n  else\n    for pair in pairs\n      push(ret, pair[0]);\n  ret\n\n// return values in the given pairs or object\n\nvalues(pairs)\n  ret = ()\n  if type(pairs) == 'object'\n    for key, val in pairs\n      push(ret, val)\n  else\n    for pair in pairs\n      push(ret, pair[1]);\n  ret\n\n// join values with the given delimiter\n\njoin(delim, vals...)\n  buf = ''\n  vals = vals[0] if length(vals) == 1\n  for val, i in vals\n    buf += i ? delim + val : val\n\n// add a CSS rule to the containing block\n\n// - This definition allows add-property to be used as a mixin\n// - It has the same effect as interpolation but allows users\n//   to opt for a functional style\n\nadd-property-function = add-property\nadd-property(name, expr)\n  if mixin\n    {name} expr\n  else\n    add-property-function(name, expr)\n\nprefix-classes(prefix)\n  -prefix-classes(prefix, block)\n\n// Caching mixin, use inside your functions to enable caching by extending.\n\n$stylus_mixin_cache = {}\ncache()\n  $key = (current-media() or 'no-media') + '__' + called-from[0] + '__' + arguments\n  if $key in $stylus_mixin_cache\n    @extend {'$cache_placeholder_for_' + $stylus_mixin_cache[$key]}\n  else if 'cache' in called-from\n    {block}\n  else\n    $id = length($stylus_mixin_cache)\n\n    &,\n    /$cache_placeholder_for_{$id}\n      $stylus_mixin_cache[$key] = $id\n      {block}\n\n// Percentage function to convert a number, e.g. '.45', into a percentage, e.g. '45%'\n\npercentage(num)\n  return unit(num * 100, '%')\n\n// Returns the position of a `value` within a `list`\n\nindex(list, value)\n  for val, i in list\n    return i if val == value\n";require.modules={};require.resolve=function(path){var orig=path,reg=path+".js",index=path+"/index.js";return require.modules[reg]&&reg||require.modules[index]&&index||orig};require.register=function(path,fn){require.modules[path]=fn};require.relative=function(parent){return function(p){if("."!=p[0])return require(p);var path=parent.split("/"),segs=p.split("/");path.pop();for(var i=0;i<segs.length;i++){var seg=segs[i];if(".."==seg)path.pop();else if("."!=seg)path.push(seg)}return require(path.join("/"))}};require.register("path.js",function(module,exports,require){var isWindows=false;function normalizeArray(parts,allowAboveRoot){var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last=="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up--;up){parts.unshift("..")}}return parts}var splitPathRe=/^([\s\S]+\/(?!$)|\/)?((?:[\s\S]+?)?(\.[^.]*)?)$/;exports.normalize=function(path){var isAbsolute=path.charAt(0)==="/",trailingSlash=path.slice(-1)==="/";path=normalizeArray(path.split("/").filter(function(p){return!!p}),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path};exports.join=function(){var paths=Array.prototype.slice.call(arguments,0);return exports.normalize(paths.filter(function(p,index){return p&&typeof p==="string"}).join("/"))};exports.relative=function(from,to){from=exports.resolve(from).substr(1);to=exports.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")};exports.dirname=function(path){var dir=splitPathRe.exec(path)[1]||"";if(!dir){return"."}else if(dir.length===1||isWindows&&dir.length<=3&&dir.charAt(1)===":"){return dir}else{return dir.substring(0,dir.length-1)}};exports.basename=function(path,ext){var f=splitPathRe.exec(path)[2]||"";if(ext&&f.substr(-1*ext.length)===ext){f=f.substr(0,f.length-ext.length)}return f};exports.extname=function(path){return splitPathRe.exec(path)[3]||""}});require.register("colors.js",function(module,exports,require){module.exports={aliceblue:[240,248,255,1],antiquewhite:[250,235,215,1],aqua:[0,255,255,1],aquamarine:[127,255,212,1],azure:[240,255,255,1],beige:[245,245,220,1],bisque:[255,228,196,1],black:[0,0,0,1],blanchedalmond:[255,235,205,1],blue:[0,0,255,1],blueviolet:[138,43,226,1],brown:[165,42,42,1],burlywood:[222,184,135,1],cadetblue:[95,158,160,1],chartreuse:[127,255,0,1],chocolate:[210,105,30,1],coral:[255,127,80,1],cornflowerblue:[100,149,237,1],cornsilk:[255,248,220,1],crimson:[220,20,60,1],cyan:[0,255,255,1],darkblue:[0,0,139,1],darkcyan:[0,139,139,1],darkgoldenrod:[184,134,11,1],darkgray:[169,169,169,1],darkgreen:[0,100,0,1],darkgrey:[169,169,169,1],darkkhaki:[189,183,107,1],darkmagenta:[139,0,139,1],darkolivegreen:[85,107,47,1],darkorange:[255,140,0,1],darkorchid:[153,50,204,1],darkred:[139,0,0,1],darksalmon:[233,150,122,1],darkseagreen:[143,188,143,1],darkslateblue:[72,61,139,1],darkslategray:[47,79,79,1],darkslategrey:[47,79,79,1],darkturquoise:[0,206,209,1],darkviolet:[148,0,211,1],deeppink:[255,20,147,1],deepskyblue:[0,191,255,1],dimgray:[105,105,105,1],dimgrey:[105,105,105,1],dodgerblue:[30,144,255,1],firebrick:[178,34,34,1],floralwhite:[255,250,240,1],forestgreen:[34,139,34,1],fuchsia:[255,0,255,1],gainsboro:[220,220,220,1],ghostwhite:[248,248,255,1],gold:[255,215,0,1],goldenrod:[218,165,32,1],gray:[128,128,128,1],green:[0,128,0,1],greenyellow:[173,255,47,1],grey:[128,128,128,1],honeydew:[240,255,240,1],hotpink:[255,105,180,1],indianred:[205,92,92,1],indigo:[75,0,130,1],ivory:[255,255,240,1],khaki:[240,230,140,1],lavender:[230,230,250,1],lavenderblush:[255,240,245,1],lawngreen:[124,252,0,1],lemonchiffon:[255,250,205,1],lightblue:[173,216,230,1],lightcoral:[240,128,128,1],lightcyan:[224,255,255,1],lightgoldenrodyellow:[250,250,210,1],lightgray:[211,211,211,1],lightgreen:[144,238,144,1],lightgrey:[211,211,211,1],lightpink:[255,182,193,1],lightsalmon:[255,160,122,1],lightseagreen:[32,178,170,1],lightskyblue:[135,206,250,1],lightslategray:[119,136,153,1],lightslategrey:[119,136,153,1],lightsteelblue:[176,196,222,1],lightyellow:[255,255,224,1],lime:[0,255,0,1],limegreen:[50,205,50,1],linen:[250,240,230,1],magenta:[255,0,255,1],maroon:[128,0,0,1],mediumaquamarine:[102,205,170,1],mediumblue:[0,0,205,1],mediumorchid:[186,85,211,1],mediumpurple:[147,112,219,1],mediumseagreen:[60,179,113,1],mediumslateblue:[123,104,238,1],mediumspringgreen:[0,250,154,1],mediumturquoise:[72,209,204,1],mediumvioletred:[199,21,133,1],midnightblue:[25,25,112,1],mintcream:[245,255,250,1],mistyrose:[255,228,225,1],moccasin:[255,228,181,1],navajowhite:[255,222,173,1],navy:[0,0,128,1],oldlace:[253,245,230,1],olive:[128,128,0,1],olivedrab:[107,142,35,1],orange:[255,165,0,1],orangered:[255,69,0,1],orchid:[218,112,214,1],palegoldenrod:[238,232,170,1],palegreen:[152,251,152,1],paleturquoise:[175,238,238,1],palevioletred:[219,112,147,1],papayawhip:[255,239,213,1],peachpuff:[255,218,185,1],peru:[205,133,63,1],pink:[255,192,203,1],plum:[221,160,221,1],powderblue:[176,224,230,1],purple:[128,0,128,1],red:[255,0,0,1],rosybrown:[188,143,143,1],royalblue:[65,105,225,1],saddlebrown:[139,69,19,1],salmon:[250,128,114,1],sandybrown:[244,164,96,1],seagreen:[46,139,87,1],seashell:[255,245,238,1],sienna:[160,82,45,1],silver:[192,192,192,1],skyblue:[135,206,235,1],slateblue:[106,90,205,1],slategray:[112,128,144,1],slategrey:[112,128,144,1],snow:[255,250,250,1],springgreen:[0,255,127,1],steelblue:[70,130,180,1],tan:[210,180,140,1],teal:[0,128,128,1],thistle:[216,191,216,1],tomato:[255,99,71,1],transparent:[0,0,0,0],turquoise:[64,224,208,1],violet:[238,130,238,1],wheat:[245,222,179,1],white:[255,255,255,1],whitesmoke:[245,245,245,1],yellow:[255,255,0,1],yellowgreen:[154,205,50,1],rebeccapurple:[102,51,153,1]}});require.register("errors.js",function(module,exports,require){exports.ParseError=ParseError;exports.SyntaxError=SyntaxError;SyntaxError.prototype.__proto__=Error.prototype;function ParseError(msg){this.name="ParseError";this.message=msg;Error.captureStackTrace(this,ParseError)}ParseError.prototype.__proto__=Error.prototype;function SyntaxError(msg){this.name="SyntaxError";this.message=msg;Error.captureStackTrace(this,ParseError)}SyntaxError.prototype.__proto__=Error.prototype});require.register("units.js",function(module,exports,require){module.exports=["em","ex","ch","rem","vw","vh","vmin","vmax","cm","mm","in","pt","pc","px","deg","grad","rad","turn","s","ms","Hz","kHz","dpi","dpcm","dppx","x","%","fr"]});require.register("functions/index.js",function(module,exports,require){exports["add-property"]=require("./add-property");exports.adjust=require("./adjust");exports.alpha=require("./alpha");exports["base-convert"]=require("./base-convert");exports.basename=require("./basename");exports.blend=require("./blend");exports.blue=require("./blue");exports.clone=require("./clone");exports.component=require("./component");exports.contrast=require("./contrast");exports.convert=require("./convert");exports["current-media"]=require("./current-media");exports.define=require("./define");exports.dirname=require("./dirname");exports.error=require("./error");exports.extname=require("./extname");exports.green=require("./green");exports.hsl=require("./hsl");exports.hsla=require("./hsla");exports.hue=require("./hue");exports.length=require("./length");exports.lightness=require("./lightness");exports["list-separator"]=require("./list-separator");exports.lookup=require("./lookup");exports.luminosity=require("./luminosity");exports.match=require("./match");exports.math=require("./math");exports.merge=exports.extend=require("./merge");exports.operate=require("./operate");exports["opposite-position"]=require("./opposite-position");exports.p=require("./p");exports.pathjoin=require("./pathjoin");exports.pop=require("./pop");exports.push=exports.append=require("./push");exports.range=require("./range");exports.red=require("./red");exports.remove=require("./remove");exports.replace=require("./replace");exports.rgb=require("./rgb");exports.rgba=require("./rgba");exports.s=require("./s");exports.saturation=require("./saturation");exports["selector-exists"]=require("./selector-exists");exports.selector=require("./selector");exports.selectors=require("./selectors");exports.shift=require("./shift");exports.split=require("./split");exports.substr=require("./substr");exports.slice=require("./slice");exports.tan=require("./tan");exports.trace=require("./trace");exports.transparentify=require("./transparentify");exports.type=exports.typeof=exports["type-of"]=require("./type");exports.unit=require("./unit");exports.unquote=require("./unquote");exports.unshift=exports.prepend=require("./unshift");exports.warn=require("./warn");exports["-math-prop"]=require("./math-prop");exports["-prefix-classes"]=require("./prefix-classes")});require.register("functions/url.js",function(module,exports,require){var Compiler=require("../visitor/compiler"),events=require("../renderer").events,nodes=require("../nodes"),extname=require("../path").extname,utils=require("../utils");var defaultMimes={".gif":"image/gif",".png":"image/png",".jpg":"image/jpeg",".jpeg":"image/jpeg",".svg":"image/svg+xml",".webp":"image/webp",".ttf":"application/x-font-ttf",".eot":"application/vnd.ms-fontobject",".woff":"application/font-woff",".woff2":"application/font-woff2"};var encodingTypes={BASE_64:"base64",UTF8:"charset=utf-8"};module.exports=function(options){options=options||{};var _paths=options.paths||[];var sizeLimit=null!=options.limit?options.limit:3e4;var mimes=options.mimes||defaultMimes;function fn(url,enc){var compiler=new Compiler(url),encoding=encodingTypes.BASE_64;compiler.isURL=true;url=url.nodes.map(function(node){return compiler.visit(node)}).join("");url=parse(url);var ext=extname(url.pathname),mime=mimes[ext],hash=url.hash||"",literal=new nodes.Literal('url("'+url.href+'")'),paths=_paths.concat(this.paths),buf,result;if(!mime)return literal;if(url.protocol)return literal;var found=utils.lookup(url.pathname,paths);if(!found){events.emit("file not found","File "+literal+" could not be found, literal url retained!");return literal}buf=fs.readFileSync(found);if(false!==sizeLimit&&buf.length>sizeLimit)return literal;if(enc&&"utf8"==enc.first.val.toLowerCase()){encoding=encodingTypes.UTF8;result=buf.toString("utf8").replace(/\s+/g," ").replace(/[{}\|\\\^~\[\]`"<>#%]/g,function(match){return"%"+match[0].charCodeAt(0).toString(16).toUpperCase()}).trim()}else{result=buf.toString(encoding)+hash}return new nodes.Literal('url("data:'+mime+";"+encoding+","+result+'")')}fn.raw=true;return fn};module.exports.mimes=defaultMimes});require.register("functions/add-property.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");(module.exports=function addProperty(name,expr){utils.assertType(name,"expression","name");name=utils.unwrap(name).first;utils.assertString(name,"name");utils.assertType(expr,"expression","expr");var prop=new nodes.Property([name],expr);var block=this.closestBlock;var len=block.nodes.length,head=block.nodes.slice(0,block.index),tail=block.nodes.slice(block.index++,len);head.push(prop);block.nodes=head.concat(tail);return prop}).raw=true});require.register("functions/adjust.js",function(module,exports,require){var utils=require("../utils");module.exports=function adjust(color,prop,amount){utils.assertColor(color,"color");utils.assertString(prop,"prop");utils.assertType(amount,"unit","amount");var hsl=color.hsla.clone();prop={hue:"h",saturation:"s",lightness:"l"}[prop.string];if(!prop)throw new Error("invalid adjustment property");var val=amount.val;if("%"==amount.type){val="l"==prop&&val>0?(100-hsl[prop])*val/100:hsl[prop]*(val/100)}hsl[prop]+=val;return hsl.rgba}});require.register("functions/alpha.js",function(module,exports,require){var nodes=require("../nodes"),rgba=require("./rgba");module.exports=function alpha(color,value){color=color.rgba;if(value){return rgba(new nodes.Unit(color.r),new nodes.Unit(color.g),new nodes.Unit(color.b),value)}return new nodes.Unit(color.a,"")}});require.register("functions/base-convert.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");(module.exports=function(num,base,width){utils.assertPresent(num,"number");utils.assertPresent(base,"base");num=utils.unwrap(num).nodes[0].val;base=utils.unwrap(base).nodes[0].val;width=width&&utils.unwrap(width).nodes[0].val||2;var result=Number(num).toString(base);while(result.length<width){result="0"+result}return new nodes.Literal(result)}).raw=true});require.register("functions/basename.js",function(module,exports,require){var utils=require("../utils"),path=require("../path");module.exports=function basename(p,ext){utils.assertString(p,"path");return path.basename(p.val,ext&&ext.val)}});require.register("functions/blend.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function blend(top,bottom){utils.assertColor(top);top=top.rgba;bottom=bottom||new nodes.RGBA(255,255,255,1);utils.assertColor(bottom);bottom=bottom.rgba;return new nodes.RGBA(top.r*top.a+bottom.r*(1-top.a),top.g*top.a+bottom.g*(1-top.a),top.b*top.a+bottom.b*(1-top.a),top.a+bottom.a-top.a*bottom.a)}});require.register("functions/blue.js",function(module,exports,require){var nodes=require("../nodes"),rgba=require("./rgba");module.exports=function blue(color,value){color=color.rgba;if(value){return rgba(new nodes.Unit(color.r),new nodes.Unit(color.g),value,new nodes.Unit(color.a))}return new nodes.Unit(color.b,"")}});require.register("functions/clone.js",function(module,exports,require){var utils=require("../utils");(module.exports=function clone(expr){utils.assertPresent(expr,"expr");return expr.clone()}).raw=true});require.register("functions/component.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");var componentMap={red:"r",green:"g",blue:"b",alpha:"a",hue:"h",saturation:"s",lightness:"l"};var unitMap={hue:"deg",saturation:"%",lightness:"%"};var typeMap={red:"rgba",blue:"rgba",green:"rgba",alpha:"rgba",hue:"hsla",saturation:"hsla",lightness:"hsla"};module.exports=function component(color,name){utils.assertColor(color,"color");utils.assertString(name,"name");var name=name.string,unit=unitMap[name],type=typeMap[name],name=componentMap[name];if(!name)throw new Error('invalid color component "'+name+'"');return new nodes.Unit(color[type][name],unit)}});require.register("functions/contrast.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes"),blend=require("./blend"),luminosity=require("./luminosity");module.exports=function contrast(top,bottom){if("rgba"!=top.nodeName&&"hsla"!=top.nodeName){return new nodes.Literal("contrast("+(top.isNull?"":top.toString())+")")}var result=new nodes.Object;top=top.rgba;bottom=bottom||new nodes.RGBA(255,255,255,1);utils.assertColor(bottom);bottom=bottom.rgba;function contrast(top,bottom){if(1>top.a){top=blend(top,bottom)}var l1=luminosity(bottom).val+.05,l2=luminosity(top).val+.05,ratio=l1/l2;if(l2>l1){ratio=1/ratio}return Math.round(ratio*10)/10}if(1<=bottom.a){var resultRatio=new nodes.Unit(contrast(top,bottom));result.set("ratio",resultRatio);result.set("error",new nodes.Unit(0));result.set("min",resultRatio);result.set("max",resultRatio)}else{var onBlack=contrast(top,blend(bottom,new nodes.RGBA(0,0,0,1))),onWhite=contrast(top,blend(bottom,new nodes.RGBA(255,255,255,1))),max=Math.max(onBlack,onWhite);function processChannel(topChannel,bottomChannel){return Math.min(Math.max(0,(topChannel-bottomChannel*bottom.a)/(1-bottom.a)),255)}var closest=new nodes.RGBA(processChannel(top.r,bottom.r),processChannel(top.g,bottom.g),processChannel(top.b,bottom.b),1);var min=contrast(top,blend(bottom,closest));result.set("ratio",new nodes.Unit(Math.round((min+max)*50)/100));result.set("error",new nodes.Unit(Math.round((max-min)*50)/100));result.set("min",new nodes.Unit(min));result.set("max",new nodes.Unit(max))}return result}});require.register("functions/convert.js",function(module,exports,require){var utils=require("../utils");module.exports=function convert(str){utils.assertString(str,"str");return utils.parseString(str.string)}});require.register("functions/current-media.js",function(module,exports,require){var nodes=require("../nodes");module.exports=function currentMedia(){var self=this;return new nodes.String(lookForMedia(this.closestBlock.node)||"");function lookForMedia(node){if("media"==node.nodeName){node.val=self.visit(node.val);return node.toString()}else if(node.block.parent.node){return lookForMedia(node.block.parent.node)}}}});require.register("functions/define.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function define(name,expr,global){utils.assertType(name,"string","name");expr=utils.unwrap(expr);var scope=this.currentScope;if(global&&global.toBoolean().isTrue){scope=this.global.scope}var node=new nodes.Ident(name.val,expr);scope.add(node);return nodes.nil}});require.register("functions/dirname.js",function(module,exports,require){var utils=require("../utils"),path=require("../path");module.exports=function dirname(p){utils.assertString(p,"path");return path.dirname(p.val).replace(/\\/g,"/")}});require.register("functions/error.js",function(module,exports,require){var utils=require("../utils");module.exports=function error(msg){utils.assertType(msg,"string","msg");var err=new Error(msg.val);err.fromStylus=true;throw err}});require.register("functions/extname.js",function(module,exports,require){var utils=require("../utils"),path=require("../path");module.exports=function extname(p){utils.assertString(p,"path");return path.extname(p.val)}});require.register("functions/green.js",function(module,exports,require){var nodes=require("../nodes"),rgba=require("./rgba");module.exports=function green(color,value){color=color.rgba;if(value){return rgba(new nodes.Unit(color.r),value,new nodes.Unit(color.b),new nodes.Unit(color.a))}return new nodes.Unit(color.g,"")}});require.register("functions/hsl.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes"),hsla=require("./hsla");module.exports=function hsl(hue,saturation,lightness){if(1==arguments.length){utils.assertColor(hue,"color");return hue.hsla}else{return hsla(hue,saturation,lightness,new nodes.Unit(1))}}});require.register("functions/hsla.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function hsla(hue,saturation,lightness,alpha){switch(arguments.length){case 1:utils.assertColor(hue);return hue.hsla;case 2:utils.assertColor(hue);var color=hue.hsla;utils.assertType(saturation,"unit","alpha");var alpha=saturation.clone();if("%"==alpha.type)alpha.val/=100;return new nodes.HSLA(color.h,color.s,color.l,alpha.val);default:utils.assertType(hue,"unit","hue");utils.assertType(saturation,"unit","saturation");utils.assertType(lightness,"unit","lightness");utils.assertType(alpha,"unit","alpha");var alpha=alpha.clone();if(alpha&&"%"==alpha.type)alpha.val/=100;return new nodes.HSLA(hue.val,saturation.val,lightness.val,alpha.val)}}});require.register("functions/hue.js",function(module,exports,require){var nodes=require("../nodes"),hsla=require("./hsla"),component=require("./component");module.exports=function hue(color,value){if(value){var hslaColor=color.hsla;return hsla(value,new nodes.Unit(hslaColor.s),new nodes.Unit(hslaColor.l),new nodes.Unit(hslaColor.a))}return component(color,new nodes.String("hue"))}});require.register("functions/length.js",function(module,exports,require){var utils=require("../utils");(module.exports=function length(expr){if(expr){if(expr.nodes){var nodes=utils.unwrap(expr).nodes;if(1==nodes.length&&"object"==nodes[0].nodeName){return nodes[0].length}else{return nodes.length}}else{return 1}}return 0}).raw=true});require.register("functions/lightness.js",function(module,exports,require){var nodes=require("../nodes"),hsla=require("./hsla"),component=require("./component");module.exports=function lightness(color,value){if(value){var hslaColor=color.hsla;return hsla(new nodes.Unit(hslaColor.h),new nodes.Unit(hslaColor.s),value,new nodes.Unit(hslaColor.a))}return component(color,new nodes.String("lightness"))}});require.register("functions/list-separator.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");(module.exports=function listSeparator(list){list=utils.unwrap(list);return new nodes.String(list.isList?",":" ")}).raw=true});require.register("functions/lookup.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function lookup(name){utils.assertType(name,"string","name");var node=this.lookup(name.val);if(!node)return nodes.nil;return this.visit(node)}});require.register("functions/luminosity.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function luminosity(color){utils.assertColor(color);color=color.rgba;function processChannel(channel){channel=channel/255;return.03928>channel?channel/12.92:Math.pow((channel+.055)/1.055,2.4)}return new nodes.Unit(.2126*processChannel(color.r)+.7152*processChannel(color.g)+.0722*processChannel(color.b))}});require.register("functions/match.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");var VALID_FLAGS="igm";module.exports=function match(pattern,val,flags){utils.assertType(pattern,"string","pattern");utils.assertString(val,"val");var re=new RegExp(pattern.val,validateFlags(flags)?flags.string:"");return val.string.match(re)};function validateFlags(flags){flags=flags&&flags.string;if(flags){return flags.split("").every(function(flag){return~VALID_FLAGS.indexOf(flag)})}return false}});require.register("functions/math-prop.js",function(module,exports,require){var nodes=require("../nodes");module.exports=function math(prop){return new nodes.Unit(Math[prop.string])}});require.register("functions/math.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function math(n,fn){utils.assertType(n,"unit","n");utils.assertString(fn,"fn");return new nodes.Unit(Math[fn.string](n.val),n.type)}});require.register("functions/merge.js",function(module,exports,require){var utils=require("../utils");(module.exports=function merge(dest){utils.assertPresent(dest,"dest");dest=utils.unwrap(dest).first;utils.assertType(dest,"object","dest");var last=utils.unwrap(arguments[arguments.length-1]).first,deep=true===last.val;for(var i=1,len=arguments.length-deep;i<len;++i){utils.merge(dest.vals,utils.unwrap(arguments[i]).first.vals,deep)}return dest}).raw=true});require.register("functions/operate.js",function(module,exports,require){var utils=require("../utils");module.exports=function operate(op,left,right){utils.assertType(op,"string","op");utils.assertPresent(left,"left");utils.assertPresent(right,"right");return left.operate(op.val,right)}});require.register("functions/opposite-position.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");(module.exports=function oppositePosition(positions){var expr=[];utils.unwrap(positions).nodes.forEach(function(pos,i){utils.assertString(pos,"position "+i);pos=function(){switch(pos.string){case"top":return"bottom";case"bottom":return"top";case"left":return"right";case"right":return"left";case"center":return"center";default:throw new Error("invalid position "+pos)}}();expr.push(new nodes.Literal(pos))});return expr}).raw=true});require.register("functions/p.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");(module.exports=function p(){[].slice.call(arguments).forEach(function(expr){expr=utils.unwrap(expr);if(!expr.nodes.length)return;console.log("inspect: %s",expr.toString().replace(/^\(|\)$/g,""))});return nodes.nil}).raw=true});require.register("functions/pathjoin.js",function(module,exports,require){var path=require("../path");(module.exports=function pathjoin(){var paths=[].slice.call(arguments).map(function(path){return path.first.string});return path.join.apply(null,paths).replace(/\\/g,"/")}).raw=true});require.register("functions/pop.js",function(module,exports,require){var utils=require("../utils");(module.exports=function pop(expr){expr=utils.unwrap(expr);return expr.nodes.pop()}).raw=true});require.register("functions/prefix-classes.js",function(module,exports,require){var utils=require("../utils");module.exports=function prefixClasses(prefix,block){
-utils.assertString(prefix,"prefix");utils.assertType(block,"block","block");var _prefix=this.prefix;this.options.prefix=this.prefix=prefix.string;block=this.visit(block);this.options.prefix=this.prefix=_prefix;return block}});require.register("functions/push.js",function(module,exports,require){var utils=require("../utils");(module.exports=function(expr){expr=utils.unwrap(expr);for(var i=1,len=arguments.length;i<len;++i){expr.nodes.push(utils.unwrap(arguments[i]).clone())}return expr.nodes.length}).raw=true});require.register("functions/range.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function range(start,stop,step){utils.assertType(start,"unit","start");utils.assertType(stop,"unit","stop");if(step){utils.assertType(step,"unit","step");if(0==step.val){throw new Error('ArgumentError: "step" argument must not be zero')}}else{step=new nodes.Unit(1)}var list=new nodes.Expression;for(var i=start.val;i<=stop.val;i+=step.val){list.push(new nodes.Unit(i,start.type))}return list}});require.register("functions/red.js",function(module,exports,require){var nodes=require("../nodes"),rgba=require("./rgba");module.exports=function red(color,value){color=color.rgba;if(value){return rgba(value,new nodes.Unit(color.g),new nodes.Unit(color.b),new nodes.Unit(color.a))}return new nodes.Unit(color.r,"")}});require.register("functions/remove.js",function(module,exports,require){var utils=require("../utils");module.exports=function remove(object,key){utils.assertType(object,"object","object");utils.assertString(key,"key");delete object.vals[key.string];return object}});require.register("functions/replace.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function replace(pattern,replacement,val){utils.assertString(pattern,"pattern");utils.assertString(replacement,"replacement");utils.assertString(val,"val");pattern=new RegExp(pattern.string,"g");var res=val.string.replace(pattern,replacement.string);return val instanceof nodes.Ident?new nodes.Ident(res):new nodes.String(res)}});require.register("functions/rgb.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes"),rgba=require("./rgba");module.exports=function rgb(red,green,blue){switch(arguments.length){case 1:utils.assertColor(red);var color=red.rgba;return new nodes.RGBA(color.r,color.g,color.b,1);default:return rgba(red,green,blue,new nodes.Unit(1))}}});require.register("functions/rgba.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function rgba(red,green,blue,alpha){switch(arguments.length){case 1:utils.assertColor(red);return red.rgba;case 2:utils.assertColor(red);var color=red.rgba;utils.assertType(green,"unit","alpha");alpha=green.clone();if("%"==alpha.type)alpha.val/=100;return new nodes.RGBA(color.r,color.g,color.b,alpha.val);default:utils.assertType(red,"unit","red");utils.assertType(green,"unit","green");utils.assertType(blue,"unit","blue");utils.assertType(alpha,"unit","alpha");var r="%"==red.type?Math.round(red.val*2.55):red.val,g="%"==green.type?Math.round(green.val*2.55):green.val,b="%"==blue.type?Math.round(blue.val*2.55):blue.val;alpha=alpha.clone();if(alpha&&"%"==alpha.type)alpha.val/=100;return new nodes.RGBA(r,g,b,alpha.val)}}});require.register("functions/s.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes"),Compiler=require("../visitor/compiler");(module.exports=function s(fmt){fmt=utils.unwrap(fmt).nodes[0];utils.assertString(fmt);var self=this,str=fmt.string,args=arguments,i=1;str=str.replace(/%(s|d)/g,function(_,specifier){var arg=args[i++]||nodes.nil;switch(specifier){case"s":return new Compiler(arg,self.options).compile();case"d":arg=utils.unwrap(arg).first;if("unit"!=arg.nodeName)throw new Error("%d requires a unit");return arg.val}});return new nodes.Literal(str)}).raw=true});require.register("functions/saturation.js",function(module,exports,require){var nodes=require("../nodes"),hsla=require("./hsla"),component=require("./component");module.exports=function saturation(color,value){if(value){var hslaColor=color.hsla;return hsla(new nodes.Unit(hslaColor.h),value,new nodes.Unit(hslaColor.l),new nodes.Unit(hslaColor.a))}return component(color,new nodes.String("saturation"))}});require.register("functions/selector-exists.js",function(module,exports,require){var utils=require("../utils");module.exports=function selectorExists(sel){utils.assertString(sel,"selector");if(!this.__selectorsMap__){var Normalizer=require("../visitor/normalizer"),visitor=new Normalizer(this.root.clone());visitor.visit(visitor.root);this.__selectorsMap__=visitor.map}return sel.string in this.__selectorsMap__}});require.register("functions/selector.js",function(module,exports,require){var utils=require("../utils");(module.exports=function selector(){var stack=this.selectorStack,args=[].slice.call(arguments);if(1==args.length){var expr=utils.unwrap(args[0]),len=expr.nodes.length;if(1==len){utils.assertString(expr.first,"selector");var SelectorParser=require("../selector-parser"),val=expr.first.string,parsed=new SelectorParser(val).parse().val;if(parsed==val)return val;stack.push(parse(val))}else if(len>1){if(expr.isList){pushToStack(expr.nodes,stack)}else{stack.push(parse(expr.nodes.map(function(node){utils.assertString(node,"selector");return node.string}).join(" ")))}}}else if(args.length>1){pushToStack(args,stack)}return stack.length?utils.compileSelectors(stack).join(","):"&"}).raw=true;function pushToStack(selectors,stack){selectors.forEach(function(sel){sel=sel.first;utils.assertString(sel,"selector");stack.push(parse(sel.string))})}function parse(selector){var Parser=new require("../parser"),parser=new Parser(selector),nodes;parser.state.push("selector-parts");nodes=parser.selector();nodes.forEach(function(node){node.val=node.segments.map(function(seg){return seg.toString()}).join("")});return nodes}});require.register("functions/selectors.js",function(module,exports,require){var nodes=require("../nodes"),Parser=require("../selector-parser");module.exports=function selectors(){var stack=this.selectorStack,expr=new nodes.Expression(true);if(stack.length){for(var i=0;i<stack.length;i++){var group=stack[i],nested;if(group.length>1){expr.push(new nodes.String(group.map(function(selector){nested=new Parser(selector.val).parse().nested;return(nested&&i?"& ":"")+selector.val}).join(",")))}else{var selector=group[0].val;nested=new Parser(selector).parse().nested;expr.push(new nodes.String((nested&&i?"& ":"")+selector))}}}else{expr.push(new nodes.String("&"))}return expr}});require.register("functions/shift.js",function(module,exports,require){var utils=require("../utils");(module.exports=function(expr){expr=utils.unwrap(expr);return expr.nodes.shift()}).raw=true});require.register("functions/split.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function split(delim,val){utils.assertString(delim,"delimiter");utils.assertString(val,"val");var splitted=val.string.split(delim.string);var expr=new nodes.Expression;var ItemNode=val instanceof nodes.Ident?nodes.Ident:nodes.String;for(var i=0,len=splitted.length;i<len;++i){expr.nodes.push(new ItemNode(splitted[i]))}return expr}});require.register("functions/slice.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");(module.exports=function slice(val,start,end){start=start&&start.nodes[0].val;end=end&&end.nodes[0].val;val=utils.unwrap(val).nodes;if(val.length>1){return utils.coerce(val.slice(start,end),true)}var result=val[0].string.slice(start,end);return val[0]instanceof nodes.Ident?new nodes.Ident(result):new nodes.String(result)}).raw=true});require.register("functions/substr.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function substr(val,start,length){utils.assertString(val,"val");utils.assertType(start,"unit","start");length=length&&length.val;var res=val.string.substr(start.val,length);return val instanceof nodes.Ident?new nodes.Ident(res):new nodes.String(res)}});require.register("functions/tan.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function tan(angle){utils.assertType(angle,"unit","angle");var radians=angle.val;if(angle.type==="deg"){radians*=Math.PI/180}var m=Math.pow(10,9);var sin=Math.round(Math.sin(radians)*m)/m,cos=Math.round(Math.cos(radians)*m)/m,tan=Math.round(m*sin/cos)/m;return new nodes.Unit(tan,"")}});require.register("functions/trace.js",function(module,exports,require){var nodes=require("../nodes");module.exports=function trace(){console.log(this.stack);return nodes.nil}});require.register("functions/transparentify.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function transparentify(top,bottom,alpha){utils.assertColor(top);top=top.rgba;bottom=bottom||new nodes.RGBA(255,255,255,1);if(!alpha&&bottom&&!bottom.rgba){alpha=bottom;bottom=new nodes.RGBA(255,255,255,1)}utils.assertColor(bottom);bottom=bottom.rgba;var bestAlpha=["r","g","b"].map(function(channel){return(top[channel]-bottom[channel])/((0<top[channel]-bottom[channel]?255:0)-bottom[channel])}).sort(function(a,b){return a<b})[0];if(alpha){utils.assertType(alpha,"unit","alpha");if("%"==alpha.type){bestAlpha=alpha.val/100}else if(!alpha.type){bestAlpha=alpha=alpha.val}}bestAlpha=Math.max(Math.min(bestAlpha,1),0);function processChannel(channel){if(0==bestAlpha){return bottom[channel]}else{return bottom[channel]+(top[channel]-bottom[channel])/bestAlpha}}return new nodes.RGBA(processChannel("r"),processChannel("g"),processChannel("b"),Math.round(bestAlpha*100)/100)}});require.register("functions/type.js",function(module,exports,require){var utils=require("../utils");module.exports=function type(node){utils.assertPresent(node,"expression");return node.nodeName}});require.register("functions/unit.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function unit(unit,type){utils.assertType(unit,"unit","unit");if(type){utils.assertString(type,"type");return new nodes.Unit(unit.val,type.string)}else{return unit.type||""}}});require.register("functions/unquote.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function unquote(string){utils.assertString(string,"string");return new nodes.Literal(string.string)}});require.register("functions/unshift.js",function(module,exports,require){var utils=require("../utils");(module.exports=function(expr){expr=utils.unwrap(expr);for(var i=1,len=arguments.length;i<len;++i){expr.nodes.unshift(utils.unwrap(arguments[i]))}return expr.nodes.length}).raw=true});require.register("functions/warn.js",function(module,exports,require){var utils=require("../utils"),nodes=require("../nodes");module.exports=function warn(msg){utils.assertType(msg,"string","msg");console.warn("Warning: %s",msg.val);return nodes.nil}});require.register("lexer.js",function(module,exports,require){var Token=require("./token"),nodes=require("./nodes"),errors=require("./errors");exports=module.exports=Lexer;var alias={and:"&&",or:"||",is:"==",isnt:"!=","is not":"!=",":=":"?="};function Lexer(str,options){options=options||{};this.stash=[];this.indentStack=[];this.indentRe=null;this.lineno=1;this.column=1;function comment(str,val,offset,s){var inComment=s.lastIndexOf("/*",offset)>s.lastIndexOf("*/",offset),commentIdx=s.lastIndexOf("//",offset),i=s.lastIndexOf("\n",offset),double=0,single=0;if(~commentIdx&&commentIdx>i){while(i!=offset){if("'"==s[i])single?single--:single++;if('"'==s[i])double?double--:double++;if("/"==s[i]&&"/"==s[i+1]){inComment=!single&&!double;break}++i}}return inComment?str:val+"\r"}if("\ufeff"==str.charAt(0))str=str.slice(1);this.str=str.replace(/\s+$/,"\n").replace(/\r\n?/g,"\n").replace(/\\ *\n/g,"\r").replace(/([,(:](?!\/\/[^ ])) *(?:\/\/[^\n]*|\/\*.*?\*\/)?\n\s*/g,comment).replace(/\s*\n[ \t]*([,)])/g,comment)}Lexer.prototype={inspect:function(){var tok,tmp=this.str,buf=[];while("eos"!=(tok=this.next()).type){buf.push(tok.inspect())}this.str=tmp;return buf.concat(tok.inspect()).join("\n")},lookahead:function(n){var fetch=n-this.stash.length;while(fetch-- >0)this.stash.push(this.advance());return this.stash[--n]},skip:function(len){var chunk=len[0];len=chunk?chunk.length:len;this.str=this.str.substr(len);if(chunk){this.move(chunk)}else{this.column+=len}},move:function(str){var lines=str.match(/\n/g),idx=str.lastIndexOf("\n");if(lines)this.lineno+=lines.length;this.column=~idx?str.length-idx:this.column+str.length},next:function(){var tok=this.stashed()||this.advance();this.prev=tok;return tok},isPartOfSelector:function(){var tok=this.stash[this.stash.length-1]||this.prev;switch(tok&&tok.type){case"color":return 2==tok.val.raw.length;case".":case"[":return true}return false},advance:function(){var column=this.column,line=this.lineno,tok=this.eos()||this.nil()||this.sep()||this.keyword()||this.urlchars()||this.comment()||this.newline()||this.escaped()||this.important()||this.literal()||this.fun()||this.anonFunc()||this.atrule()||this.brace()||this.paren()||this.color()||this.string()||this.unit()||this.namedop()||this.boolean()||this.unicode()||this.ident()||this.op()||this.eol()||this.space()||this.selector();tok.lineno=line;tok.column=column;return tok},peek:function(){return this.lookahead(1)},stashed:function(){return this.stash.shift()},eos:function(){if(this.str.length)return;if(this.indentStack.length){this.indentStack.shift();return new Token("outdent")}else{return new Token("eos")}},urlchars:function(){var captures;if(!this.isURL)return;if(captures=/^[\/:@.;?&=*!,<>#%0-9]+/.exec(this.str)){this.skip(captures);return new Token("literal",new nodes.Literal(captures[0]))}},sep:function(){var captures;if(captures=/^;[ \t]*/.exec(this.str)){this.skip(captures);return new Token(";")}},eol:function(){if("\r"==this.str[0]){++this.lineno;this.skip(1);return this.advance()}},space:function(){var captures;if(captures=/^([ \t]+)/.exec(this.str)){this.skip(captures);return new Token("space")}},escaped:function(){var captures;if(captures=/^\\(.)[ \t]*/.exec(this.str)){var c=captures[1];this.skip(captures);return new Token("ident",new nodes.Literal(c))}},literal:function(){var captures;if(captures=/^@css[ \t]*\{/.exec(this.str)){this.skip(captures);var c,braces=1,css="",node;while(c=this.str[0]){this.str=this.str.substr(1);switch(c){case"{":++braces;break;case"}":--braces;break;case"\n":case"\r":++this.lineno;break}css+=c;if(!braces)break}css=css.replace(/\s*}$/,"");node=new nodes.Literal(css);node.css=true;return new Token("literal",node)}},important:function(){var captures;if(captures=/^!important[ \t]*/.exec(this.str)){this.skip(captures);return new Token("ident",new nodes.Literal("!important"))}},brace:function(){var captures;if(captures=/^([{}])/.exec(this.str)){this.skip(1);var brace=captures[1];return new Token(brace,brace)}},paren:function(){var captures;if(captures=/^([()])([ \t]*)/.exec(this.str)){var paren=captures[1];this.skip(captures);if(")"==paren)this.isURL=false;var tok=new Token(paren,paren);tok.space=captures[2];return tok}},nil:function(){var captures,tok;if(captures=/^(null)\b[ \t]*/.exec(this.str)){this.skip(captures);if(this.isPartOfSelector()){tok=new Token("ident",new nodes.Ident(captures[0]))}else{tok=new Token("null",nodes.nil)}return tok}},keyword:function(){var captures,tok;if(captures=/^(return|if|else|unless|for|in)\b[ \t]*/.exec(this.str)){var keyword=captures[1];this.skip(captures);if(this.isPartOfSelector()){tok=new Token("ident",new nodes.Ident(captures[0]))}else{tok=new Token(keyword,keyword)}return tok}},namedop:function(){var captures,tok;if(captures=/^(not|and|or|is a|is defined|isnt|is not|is)(?!-)\b([ \t]*)/.exec(this.str)){var op=captures[1];this.skip(captures);if(this.isPartOfSelector()){tok=new Token("ident",new nodes.Ident(captures[0]))}else{op=alias[op]||op;tok=new Token(op,op)}tok.space=captures[2];return tok}},op:function(){var captures;if(captures=/^([.]{1,3}|&&|\|\||[!<>=?:]=|\*\*|[-+*\/%]=?|[,=?:!~<>&\[\]])([ \t]*)/.exec(this.str)){var op=captures[1];this.skip(captures);op=alias[op]||op;var tok=new Token(op,op);tok.space=captures[2];this.isURL=false;return tok}},anonFunc:function(){var tok;if("@"==this.str[0]&&"("==this.str[1]){this.skip(2);tok=new Token("function",new nodes.Ident("anonymous"));tok.anonymous=true;return tok}},atrule:function(){var captures;if(captures=/^@(?:-(\w+)-)?([a-zA-Z0-9-_]+)[ \t]*/.exec(this.str)){this.skip(captures);var vendor=captures[1],type=captures[2],tok;switch(type){case"require":case"import":case"charset":case"namespace":case"media":case"scope":case"supports":return new Token(type);case"document":return new Token("-moz-document");case"block":return new Token("atblock");case"extend":case"extends":return new Token("extend");case"keyframes":return new Token(type,vendor);default:return new Token("atrule",vendor?"-"+vendor+"-"+type:type)}}},comment:function(){if("/"==this.str[0]&&"/"==this.str[1]){var end=this.str.indexOf("\n");if(-1==end)end=this.str.length;this.skip(end);return this.advance()}if("/"==this.str[0]&&"*"==this.str[1]){var end=this.str.indexOf("*/");if(-1==end)end=this.str.length;var str=this.str.substr(0,end+2),lines=str.split(/\n|\r/).length-1,suppress=true,inline=false;this.lineno+=lines;this.skip(end+2);if("!"==str[2]){str=str.replace("*!","*");suppress=false}if(this.prev&&";"==this.prev.type)inline=true;return new Token("comment",new nodes.Comment(str,suppress,inline))}},"boolean":function(){var captures;if(captures=/^(true|false)\b([ \t]*)/.exec(this.str)){var val=nodes.Boolean("true"==captures[1]);this.skip(captures);var tok=new Token("boolean",val);tok.space=captures[2];return tok}},unicode:function(){var captures;if(captures=/^u\+[0-9a-f?]{1,6}(?:-[0-9a-f]{1,6})?/i.exec(this.str)){this.skip(captures);return new Token("literal",new nodes.Literal(captures[0]))}},fun:function(){var captures;if(captures=/^(-*[_a-zA-Z$][-\w\d$]*)\(([ \t]*)/.exec(this.str)){var name=captures[1];this.skip(captures);this.isURL="url"==name;var tok=new Token("function",new nodes.Ident(name));tok.space=captures[2];return tok}},ident:function(){var captures;if(captures=/^-*[_a-zA-Z$][-\w\d$]*/.exec(this.str)){this.skip(captures);return new Token("ident",new nodes.Ident(captures[0]))}},newline:function(){var captures,re;if(this.indentRe){captures=this.indentRe.exec(this.str)}else{re=/^\n([\t]*)[ \t]*/;captures=re.exec(this.str);if(captures&&!captures[1].length){re=/^\n([ \t]*)/;captures=re.exec(this.str)}if(captures&&captures[1].length)this.indentRe=re}if(captures){var tok,indents=captures[1].length;this.skip(captures);if(this.str[0]===" "||this.str[0]==="	"){throw new errors.SyntaxError("Invalid indentation. You can use tabs or spaces to indent, but not both.")}if("\n"==this.str[0])return this.advance();if(this.indentStack.length&&indents<this.indentStack[0]){while(this.indentStack.length&&this.indentStack[0]>indents){this.stash.push(new Token("outdent"));this.indentStack.shift()}tok=this.stash.pop()}else if(indents&&indents!=this.indentStack[0]){this.indentStack.unshift(indents);tok=new Token("indent")}else{tok=new Token("newline")}return tok}},unit:function(){var captures;if(captures=/^(-)?(\d+\.\d+|\d+|\.\d+)(%|[a-zA-Z]+)?[ \t]*/.exec(this.str)){this.skip(captures);var n=parseFloat(captures[2]);if("-"==captures[1])n=-n;var node=new nodes.Unit(n,captures[3]);node.raw=captures[0];return new Token("unit",node)}},string:function(){var captures;if(captures=/^("[^"]*"|'[^']*')[ \t]*/.exec(this.str)){var str=captures[1],quote=captures[0][0];this.skip(captures);str=str.slice(1,-1).replace(/\\n/g,"\n");return new Token("string",new nodes.String(str,quote))}},color:function(){return this.rrggbbaa()||this.rrggbb()||this.rgba()||this.rgb()||this.nn()||this.n()},n:function(){var captures;if(captures=/^#([a-fA-F0-9]{1})[ \t]*/.exec(this.str)){this.skip(captures);var n=parseInt(captures[1]+captures[1],16),color=new nodes.RGBA(n,n,n,1);color.raw=captures[0];return new Token("color",color)}},nn:function(){var captures;if(captures=/^#([a-fA-F0-9]{2})[ \t]*/.exec(this.str)){this.skip(captures);var n=parseInt(captures[1],16),color=new nodes.RGBA(n,n,n,1);color.raw=captures[0];return new Token("color",color)}},rgb:function(){var captures;if(captures=/^#([a-fA-F0-9]{3})[ \t]*/.exec(this.str)){this.skip(captures);var rgb=captures[1],r=parseInt(rgb[0]+rgb[0],16),g=parseInt(rgb[1]+rgb[1],16),b=parseInt(rgb[2]+rgb[2],16),color=new nodes.RGBA(r,g,b,1);color.raw=captures[0];return new Token("color",color)}},rgba:function(){var captures;if(captures=/^#([a-fA-F0-9]{4})[ \t]*/.exec(this.str)){this.skip(captures);var rgb=captures[1],r=parseInt(rgb[0]+rgb[0],16),g=parseInt(rgb[1]+rgb[1],16),b=parseInt(rgb[2]+rgb[2],16),a=parseInt(rgb[3]+rgb[3],16),color=new nodes.RGBA(r,g,b,a/255);color.raw=captures[0];return new Token("color",color)}},rrggbb:function(){var captures;if(captures=/^#([a-fA-F0-9]{6})[ \t]*/.exec(this.str)){this.skip(captures);var rgb=captures[1],r=parseInt(rgb.substr(0,2),16),g=parseInt(rgb.substr(2,2),16),b=parseInt(rgb.substr(4,2),16),color=new nodes.RGBA(r,g,b,1);color.raw=captures[0];return new Token("color",color)}},rrggbbaa:function(){var captures;if(captures=/^#([a-fA-F0-9]{8})[ \t]*/.exec(this.str)){this.skip(captures);var rgb=captures[1],r=parseInt(rgb.substr(0,2),16),g=parseInt(rgb.substr(2,2),16),b=parseInt(rgb.substr(4,2),16),a=parseInt(rgb.substr(6,2),16),color=new nodes.RGBA(r,g,b,a/255);color.raw=captures[0];return new Token("color",color)}},selector:function(){var captures;if(captures=/^\^|.*?(?=\/\/(?![^\[]*\])|[,\n{])/.exec(this.str)){var selector=captures[0];this.skip(captures);return new Token("selector",selector)}}}});require.register("nodes/arguments.js",function(module,exports,require){var Node=require("./node"),nodes=require("../nodes"),utils=require("../utils");var Arguments=module.exports=function Arguments(){nodes.Expression.call(this);this.map={}};Arguments.prototype.__proto__=nodes.Expression.prototype;Arguments.fromExpression=function(expr){var args=new Arguments,len=expr.nodes.length;args.lineno=expr.lineno;args.column=expr.column;args.isList=expr.isList;for(var i=0;i<len;++i){args.push(expr.nodes[i])}return args};Arguments.prototype.clone=function(parent){var clone=nodes.Expression.prototype.clone.call(this,parent);clone.map={};for(var key in this.map){clone.map[key]=this.map[key].clone(parent,clone)}clone.isList=this.isList;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Arguments.prototype.toJSON=function(){return{__type:"Arguments",map:this.map,isList:this.isList,preserve:this.preserve,lineno:this.lineno,column:this.column,filename:this.filename,nodes:this.nodes}}});require.register("nodes/binop.js",function(module,exports,require){var Node=require("./node");var BinOp=module.exports=function BinOp(op,left,right){Node.call(this);this.op=op;this.left=left;this.right=right};BinOp.prototype.__proto__=Node.prototype;BinOp.prototype.clone=function(parent){var clone=new BinOp(this.op);clone.left=this.left.clone(parent,clone);clone.right=this.right&&this.right.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;if(this.val)clone.val=this.val.clone(parent,clone);return clone};BinOp.prototype.toString=function(){return this.left.toString()+" "+this.op+" "+this.right.toString()};BinOp.prototype.toJSON=function(){var json={__type:"BinOp",left:this.left,right:this.right,op:this.op,lineno:this.lineno,column:this.column,filename:this.filename};if(this.val)json.val=this.val;return json}});require.register("nodes/block.js",function(module,exports,require){var Node=require("./node");var Block=module.exports=function Block(parent,node){Node.call(this);this.nodes=[];this.parent=parent;this.node=node;this.scope=true};Block.prototype.__proto__=Node.prototype;Block.prototype.__defineGetter__("hasProperties",function(){for(var i=0,len=this.nodes.length;i<len;++i){if("property"==this.nodes[i].nodeName){return true}}});Block.prototype.__defineGetter__("hasMedia",function(){for(var i=0,len=this.nodes.length;i<len;++i){var nodeName=this.nodes[i].nodeName;if("media"==nodeName){return true}}return false});Block.prototype.__defineGetter__("isEmpty",function(){return!this.nodes.length});Block.prototype.clone=function(parent,node){parent=parent||this.parent;var clone=new Block(parent,node||this.node);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;clone.scope=this.scope;this.nodes.forEach(function(node){clone.push(node.clone(clone,clone))});return clone};Block.prototype.push=function(node){this.nodes.push(node)};Block.prototype.toJSON=function(){return{__type:"Block",scope:this.scope,lineno:this.lineno,column:this.column,filename:this.filename,nodes:this.nodes}}});require.register("nodes/boolean.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var Boolean=module.exports=function Boolean(val){Node.call(this);if(this.nodeName){this.val=!!val}else{return new Boolean(val)}};Boolean.prototype.__proto__=Node.prototype;Boolean.prototype.toBoolean=function(){return this};Boolean.prototype.__defineGetter__("isTrue",function(){return this.val});Boolean.prototype.__defineGetter__("isFalse",function(){return!this.val});Boolean.prototype.negate=function(){return new Boolean(!this.val)};Boolean.prototype.inspect=function(){return"[Boolean "+this.val+"]"};Boolean.prototype.toString=function(){return this.val?"true":"false"};Boolean.prototype.toJSON=function(){return{__type:"Boolean",val:this.val}}});require.register("nodes/call.js",function(module,exports,require){var Node=require("./node");var Call=module.exports=function Call(name,args){Node.call(this);this.name=name;this.args=args};Call.prototype.__proto__=Node.prototype;Call.prototype.clone=function(parent){var clone=new Call(this.name);clone.args=this.args.clone(parent,clone);if(this.block)clone.block=this.block.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Call.prototype.toString=function(){var args=this.args.nodes.map(function(node){var str=node.toString();return str.slice(1,str.length-1)}).join(", ");return this.name+"("+args+")"};Call.prototype.toJSON=function(){var json={__type:"Call",name:this.name,args:this.args,lineno:this.lineno,column:this.column,filename:this.filename};if(this.block)json.block=this.block;return json}});require.register("nodes/charset.js",function(module,exports,require){var Node=require("./node");var Charset=module.exports=function Charset(val){Node.call(this);this.val=val};Charset.prototype.__proto__=Node.prototype;Charset.prototype.toString=function(){return"@charset "+this.val};Charset.prototype.toJSON=function(){return{__type:"Charset",val:this.val,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/namespace.js",function(module,exports,require){var Node=require("./node");var Namespace=module.exports=function Namespace(val,prefix){Node.call(this);this.val=val;this.prefix=prefix};Namespace.prototype.__proto__=Node.prototype;Namespace.prototype.toString=function(){return"@namespace "+(this.prefix?this.prefix+" ":"")+this.val};Namespace.prototype.toJSON=function(){return{__type:"Namespace",val:this.val,prefix:this.prefix,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/comment.js",function(module,exports,require){var Node=require("./node");var Comment=module.exports=function Comment(str,suppress,inline){Node.call(this);this.str=str;this.suppress=suppress;this.inline=inline};Comment.prototype.__proto__=Node.prototype;Comment.prototype.toJSON=function(){return{__type:"Comment",str:this.str,suppress:this.suppress,inline:this.inline,lineno:this.lineno,column:this.column,filename:this.filename}};Comment.prototype.toString=function(){return this.str}});require.register("nodes/each.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var Each=module.exports=function Each(val,key,expr,block){Node.call(this);this.val=val;this.key=key;this.expr=expr;this.block=block};Each.prototype.__proto__=Node.prototype;Each.prototype.clone=function(parent){var clone=new Each(this.val,this.key);clone.expr=this.expr.clone(parent,clone);clone.block=this.block.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Each.prototype.toJSON=function(){return{__type:"Each",val:this.val,key:this.key,expr:this.expr,block:this.block,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/expression.js",function(module,exports,require){var Node=require("./node"),nodes=require("../nodes"),utils=require("../utils");var Expression=module.exports=function Expression(isList){Node.call(this);this.nodes=[];this.isList=isList};Expression.prototype.__defineGetter__("isEmpty",function(){return!this.nodes.length});Expression.prototype.__defineGetter__("first",function(){return this.nodes[0]?this.nodes[0].first:nodes.nil});Expression.prototype.__defineGetter__("hash",function(){return this.nodes.map(function(node){return node.hash}).join("::")});Expression.prototype.__proto__=Node.prototype;Expression.prototype.clone=function(parent){var clone=new this.constructor(this.isList);clone.preserve=this.preserve;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;clone.nodes=this.nodes.map(function(node){return node.clone(parent,clone)});return clone};Expression.prototype.push=function(node){this.nodes.push(node)};Expression.prototype.operate=function(op,right,val){switch(op){case"[]=":var self=this,range=utils.unwrap(right).nodes,val=utils.unwrap(val),len,node;range.forEach(function(unit){len=self.nodes.length;if("unit"==unit.nodeName){var i=unit.val<0?len+unit.val:unit.val,n=i;while(i-- >len)self.nodes[i]=nodes.nil;self.nodes[n]=val}else if(unit.string){node=self.nodes[0];if(node&&"object"==node.nodeName)node.set(unit.string,val.clone())}});return val;case"[]":var expr=new nodes.Expression,vals=utils.unwrap(this).nodes,range=utils.unwrap(right).nodes,node;range.forEach(function(unit){if("unit"==unit.nodeName){node=vals[unit.val<0?vals.length+unit.val:unit.val]}else if("object"==vals[0].nodeName){node=vals[0].get(unit.string)}if(node)expr.push(node)});return expr.isEmpty?nodes.nil:utils.unwrap(expr);case"||":return this.toBoolean().isTrue?this:right;case"in":return Node.prototype.operate.call(this,op,right);case"!=":return this.operate("==",right,val).negate();case"==":var len=this.nodes.length,right=right.toExpression(),a,b;if(len!=right.nodes.length)return nodes.no;for(var i=0;i<len;++i){a=this.nodes[i];b=right.nodes[i];if(a.operate(op,b).isTrue)continue;return nodes.no}return nodes.yes;break;default:return this.first.operate(op,right,val)}};Expression.prototype.toBoolean=function(){if(this.nodes.length>1)return nodes.yes;return this.first.toBoolean()};Expression.prototype.toString=function(){return"("+this.nodes.map(function(node){return node.toString()}).join(this.isList?", ":" ")+")"};Expression.prototype.toJSON=function(){return{__type:"Expression",isList:this.isList,preserve:this.preserve,lineno:this.lineno,column:this.column,filename:this.filename,nodes:this.nodes}}});require.register("nodes/function.js",function(module,exports,require){var Node=require("./node");var Function=module.exports=function Function(name,params,body){Node.call(this);this.name=name;this.params=params;this.block=body;if("function"==typeof params)this.fn=params};Function.prototype.__defineGetter__("arity",function(){return this.params.length});Function.prototype.__proto__=Node.prototype;Function.prototype.__defineGetter__("hash",function(){return"function "+this.name});Function.prototype.clone=function(parent){
-if(this.fn){var clone=new Function(this.name,this.fn)}else{var clone=new Function(this.name);clone.params=this.params.clone(parent,clone);clone.block=this.block.clone(parent,clone)}clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Function.prototype.toString=function(){if(this.fn){return this.name+"("+this.fn.toString().match(/^function *\w*\((.*?)\)/).slice(1).join(", ")+")"}else{return this.name+"("+this.params.nodes.join(", ")+")"}};Function.prototype.toJSON=function(){var json={__type:"Function",name:this.name,lineno:this.lineno,column:this.column,filename:this.filename};if(this.fn){json.fn=this.fn}else{json.params=this.params;json.block=this.block}return json}});require.register("nodes/group.js",function(module,exports,require){var Node=require("./node");var Group=module.exports=function Group(){Node.call(this);this.nodes=[];this.extends=[]};Group.prototype.__proto__=Node.prototype;Group.prototype.push=function(selector){this.nodes.push(selector)};Group.prototype.__defineGetter__("block",function(){return this.nodes[0].block});Group.prototype.__defineSetter__("block",function(block){for(var i=0,len=this.nodes.length;i<len;++i){this.nodes[i].block=block}});Group.prototype.__defineGetter__("hasOnlyPlaceholders",function(){return this.nodes.every(function(selector){return selector.isPlaceholder})});Group.prototype.clone=function(parent){var clone=new Group;clone.lineno=this.lineno;clone.column=this.column;this.nodes.forEach(function(node){clone.push(node.clone(parent,clone))});clone.filename=this.filename;clone.block=this.block.clone(parent,clone);return clone};Group.prototype.toJSON=function(){return{__type:"Group",nodes:this.nodes,block:this.block,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/hsla.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var HSLA=exports=module.exports=function HSLA(h,s,l,a){Node.call(this);this.h=clampDegrees(h);this.s=clampPercentage(s);this.l=clampPercentage(l);this.a=clampAlpha(a);this.hsla=this};HSLA.prototype.__proto__=Node.prototype;HSLA.prototype.toString=function(){return"hsla("+this.h+","+this.s.toFixed(0)+"%,"+this.l.toFixed(0)+"%,"+this.a+")"};HSLA.prototype.clone=function(parent){var clone=new HSLA(this.h,this.s,this.l,this.a);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};HSLA.prototype.toJSON=function(){return{__type:"HSLA",h:this.h,s:this.s,l:this.l,a:this.a,lineno:this.lineno,column:this.column,filename:this.filename}};HSLA.prototype.__defineGetter__("rgba",function(){return nodes.RGBA.fromHSLA(this)});HSLA.prototype.__defineGetter__("hash",function(){return this.rgba.toString()});HSLA.prototype.add=function(h,s,l){return new HSLA(this.h+h,this.s+s,this.l+l,this.a)};HSLA.prototype.sub=function(h,s,l){return this.add(-h,-s,-l)};HSLA.prototype.operate=function(op,right){switch(op){case"==":case"!=":case"<=":case">=":case"<":case">":case"is a":case"||":case"&&":return this.rgba.operate(op,right);default:return this.rgba.operate(op,right).hsla}};exports.fromRGBA=function(rgba){var r=rgba.r/255,g=rgba.g/255,b=rgba.b/255,a=rgba.a;var min=Math.min(r,g,b),max=Math.max(r,g,b),l=(max+min)/2,d=max-min,h,s;switch(max){case min:h=0;break;case r:h=60*(g-b)/d;break;case g:h=60*(b-r)/d+120;break;case b:h=60*(r-g)/d+240;break}if(max==min){s=0}else if(l<.5){s=d/(2*l)}else{s=d/(2-2*l)}h%=360;s*=100;l*=100;return new HSLA(h,s,l,a)};HSLA.prototype.adjustLightness=function(percent){this.l=clampPercentage(this.l+this.l*(percent/100));return this};HSLA.prototype.adjustHue=function(deg){this.h=clampDegrees(this.h+deg);return this};function clampDegrees(n){n=n%360;return n>=0?n:360+n}function clampPercentage(n){return Math.max(0,Math.min(n,100))}function clampAlpha(n){return Math.max(0,Math.min(n,1))}});require.register("nodes/ident.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var Ident=module.exports=function Ident(name,val,mixin){Node.call(this);this.name=name;this.string=name;this.val=val||nodes.nil;this.mixin=!!mixin};Ident.prototype.__defineGetter__("isEmpty",function(){return undefined==this.val});Ident.prototype.__defineGetter__("hash",function(){return this.name});Ident.prototype.__proto__=Node.prototype;Ident.prototype.clone=function(parent){var clone=new Ident(this.name);clone.val=this.val.clone(parent,clone);clone.mixin=this.mixin;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;clone.property=this.property;clone.rest=this.rest;return clone};Ident.prototype.toJSON=function(){return{__type:"Ident",name:this.name,val:this.val,mixin:this.mixin,property:this.property,rest:this.rest,lineno:this.lineno,column:this.column,filename:this.filename}};Ident.prototype.toString=function(){return this.name};Ident.prototype.coerce=function(other){switch(other.nodeName){case"ident":case"string":case"literal":return new Ident(other.string);case"unit":return new Ident(other.toString());default:return Node.prototype.coerce.call(this,other)}};Ident.prototype.operate=function(op,right){var val=right.first;switch(op){case"-":if("unit"==val.nodeName){var expr=new nodes.Expression;val=val.clone();val.val=-val.val;expr.push(this);expr.push(val);return expr}case"+":return new nodes.Ident(this.string+this.coerce(val).string)}return Node.prototype.operate.call(this,op,right)}});require.register("nodes/if.js",function(module,exports,require){var Node=require("./node");var If=module.exports=function If(cond,negate){Node.call(this);this.cond=cond;this.elses=[];if(negate&&negate.nodeName){this.block=negate}else{this.negate=negate}};If.prototype.__proto__=Node.prototype;If.prototype.clone=function(parent){var clone=new If;clone.cond=this.cond.clone(parent,clone);clone.block=this.block.clone(parent,clone);clone.elses=this.elses.map(function(node){return node.clone(parent,clone)});clone.negate=this.negate;clone.postfix=this.postfix;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};If.prototype.toJSON=function(){return{__type:"If",cond:this.cond,block:this.block,elses:this.elses,negate:this.negate,postfix:this.postfix,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/import.js",function(module,exports,require){var Node=require("./node");var Import=module.exports=function Import(expr,once){Node.call(this);this.path=expr;this.once=once||false};Import.prototype.__proto__=Node.prototype;Import.prototype.clone=function(parent){var clone=new Import;clone.path=this.path.nodeName?this.path.clone(parent,clone):this.path;clone.once=this.once;clone.mtime=this.mtime;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Import.prototype.toJSON=function(){return{__type:"Import",path:this.path,once:this.once,mtime:this.mtime,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/extend.js",function(module,exports,require){var Node=require("./node");var Extend=module.exports=function Extend(selectors){Node.call(this);this.selectors=selectors};Extend.prototype.__proto__=Node.prototype;Extend.prototype.clone=function(){return new Extend(this.selectors)};Extend.prototype.toString=function(){return"@extend "+this.selectors.join(", ")};Extend.prototype.toJSON=function(){return{__type:"Extend",selectors:this.selectors,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/index.js",function(module,exports,require){exports.Node=require("./node");exports.Root=require("./root");exports.Null=require("./null");exports.Each=require("./each");exports.If=require("./if");exports.Call=require("./call");exports.UnaryOp=require("./unaryop");exports.BinOp=require("./binop");exports.Ternary=require("./ternary");exports.Block=require("./block");exports.Unit=require("./unit");exports.String=require("./string");exports.HSLA=require("./hsla");exports.RGBA=require("./rgba");exports.Ident=require("./ident");exports.Group=require("./group");exports.Literal=require("./literal");exports.Boolean=require("./boolean");exports.Return=require("./return");exports.Media=require("./media");exports.QueryList=require("./query-list");exports.Query=require("./query");exports.Feature=require("./feature");exports.Params=require("./params");exports.Comment=require("./comment");exports.Keyframes=require("./keyframes");exports.Member=require("./member");exports.Charset=require("./charset");exports.Namespace=require("./namespace");exports.Import=require("./import");exports.Extend=require("./extend");exports.Object=require("./object");exports.Function=require("./function");exports.Property=require("./property");exports.Selector=require("./selector");exports.Expression=require("./expression");exports.Arguments=require("./arguments");exports.Atblock=require("./atblock");exports.Atrule=require("./atrule");exports.Supports=require("./supports");exports.yes=new exports.Boolean(true);exports.no=new exports.Boolean(false);exports.nil=new exports.Null});require.register("nodes/keyframes.js",function(module,exports,require){var Atrule=require("./atrule");var Keyframes=module.exports=function Keyframes(segs,prefix){Atrule.call(this,"keyframes");this.segments=segs;this.prefix=prefix||"official"};Keyframes.prototype.__proto__=Atrule.prototype;Keyframes.prototype.clone=function(parent){var clone=new Keyframes;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;clone.segments=this.segments.map(function(node){return node.clone(parent,clone)});clone.prefix=this.prefix;clone.block=this.block.clone(parent,clone);return clone};Keyframes.prototype.toJSON=function(){return{__type:"Keyframes",segments:this.segments,prefix:this.prefix,block:this.block,lineno:this.lineno,column:this.column,filename:this.filename}};Keyframes.prototype.toString=function(){return"@keyframes "+this.segments.join("")}});require.register("nodes/literal.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var Literal=module.exports=function Literal(str){Node.call(this);this.val=str;this.string=str;this.prefixed=false};Literal.prototype.__proto__=Node.prototype;Literal.prototype.__defineGetter__("hash",function(){return this.val});Literal.prototype.toString=function(){return this.val};Literal.prototype.coerce=function(other){switch(other.nodeName){case"ident":case"string":case"literal":return new Literal(other.string);default:return Node.prototype.coerce.call(this,other)}};Literal.prototype.operate=function(op,right){var val=right.first;switch(op){case"+":return new nodes.Literal(this.string+this.coerce(val).string);default:return Node.prototype.operate.call(this,op,right)}};Literal.prototype.toJSON=function(){return{__type:"Literal",val:this.val,string:this.string,prefixed:this.prefixed,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/media.js",function(module,exports,require){var Atrule=require("./atrule");var Media=module.exports=function Media(val){Atrule.call(this,"media");this.val=val};Media.prototype.__proto__=Atrule.prototype;Media.prototype.clone=function(parent){var clone=new Media;clone.val=this.val.clone(parent,clone);clone.block=this.block.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Media.prototype.toJSON=function(){return{__type:"Media",val:this.val,block:this.block,lineno:this.lineno,column:this.column,filename:this.filename}};Media.prototype.toString=function(){return"@media "+this.val}});require.register("nodes/query-list.js",function(module,exports,require){var Node=require("./node");var QueryList=module.exports=function QueryList(){Node.call(this);this.nodes=[]};QueryList.prototype.__proto__=Node.prototype;QueryList.prototype.clone=function(parent){var clone=new QueryList;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;for(var i=0;i<this.nodes.length;++i){clone.push(this.nodes[i].clone(parent,clone))}return clone};QueryList.prototype.push=function(node){this.nodes.push(node)};QueryList.prototype.merge=function(other){var list=new QueryList,merged;this.nodes.forEach(function(query){for(var i=0,len=other.nodes.length;i<len;++i){merged=query.merge(other.nodes[i]);if(merged)list.push(merged)}});return list};QueryList.prototype.toString=function(){return"("+this.nodes.map(function(node){return node.toString()}).join(", ")+")"};QueryList.prototype.toJSON=function(){return{__type:"QueryList",nodes:this.nodes,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/query.js",function(module,exports,require){var Node=require("./node");var Query=module.exports=function Query(){Node.call(this);this.nodes=[];this.type="";this.predicate=""};Query.prototype.__proto__=Node.prototype;Query.prototype.clone=function(parent){var clone=new Query;clone.predicate=this.predicate;clone.type=this.type;for(var i=0,len=this.nodes.length;i<len;++i){clone.push(this.nodes[i].clone(parent,clone))}clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Query.prototype.push=function(feature){this.nodes.push(feature)};Query.prototype.__defineGetter__("resolvedType",function(){if(this.type){return this.type.nodeName?this.type.string:this.type}});Query.prototype.__defineGetter__("resolvedPredicate",function(){if(this.predicate){return this.predicate.nodeName?this.predicate.string:this.predicate}});Query.prototype.merge=function(other){var query=new Query,p1=this.resolvedPredicate,p2=other.resolvedPredicate,t1=this.resolvedType,t2=other.resolvedType,type,pred;t1=t1||t2;t2=t2||t1;if("not"==p1^"not"==p2){if(t1==t2)return;type="not"==p1?t2:t1;pred="not"==p1?p2:p1}else if("not"==p1&&"not"==p2){if(t1!=t2)return;type=t1;pred="not"}else if(t1!=t2){return}else{type=t1;pred=p1||p2}query.predicate=pred;query.type=type;query.nodes=this.nodes.concat(other.nodes);return query};Query.prototype.toString=function(){var pred=this.predicate?this.predicate+" ":"",type=this.type||"",len=this.nodes.length,str=pred+type;if(len){str+=(type&&" and ")+this.nodes.map(function(expr){return expr.toString()}).join(" and ")}return str};Query.prototype.toJSON=function(){return{__type:"Query",predicate:this.predicate,type:this.type,nodes:this.nodes,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/feature.js",function(module,exports,require){var Node=require("./node");var Feature=module.exports=function Feature(segs){Node.call(this);this.segments=segs;this.expr=null};Feature.prototype.__proto__=Node.prototype;Feature.prototype.clone=function(parent){var clone=new Feature;clone.segments=this.segments.map(function(node){return node.clone(parent,clone)});if(this.expr)clone.expr=this.expr.clone(parent,clone);if(this.name)clone.name=this.name;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Feature.prototype.toString=function(){if(this.expr){return"("+this.segments.join("")+": "+this.expr.toString()+")"}else{return this.segments.join("")}};Feature.prototype.toJSON=function(){var json={__type:"Feature",segments:this.segments,lineno:this.lineno,column:this.column,filename:this.filename};if(this.expr)json.expr=this.expr;if(this.name)json.name=this.name;return json}});require.register("nodes/node.js",function(module,exports,require){var Evaluator=require("../visitor/evaluator"),utils=require("../utils"),nodes=require("./index");function CoercionError(msg){this.name="CoercionError";this.message=msg;Error.captureStackTrace(this,CoercionError)}CoercionError.prototype.__proto__=Error.prototype;var Node=module.exports=function Node(){this.lineno=nodes.lineno||1;this.column=nodes.column||1;this.filename=nodes.filename};Node.prototype={constructor:Node,get first(){return this},get hash(){return this.val},get nodeName(){return this.constructor.name.toLowerCase()},clone:function(){return this},toJSON:function(){return{lineno:this.lineno,column:this.column,filename:this.filename}},eval:function(){return new Evaluator(this).evaluate()},toBoolean:function(){return nodes.yes},toExpression:function(){if("expression"==this.nodeName)return this;var expr=new nodes.Expression;expr.push(this);return expr},shouldCoerce:function(op){switch(op){case"is a":case"in":case"||":case"&&":return false;default:return true}},operate:function(op,right){switch(op){case"is a":if("string"==right.first.nodeName){return nodes.Boolean(this.nodeName==right.val)}else{throw new Error('"is a" expects a string, got '+right.toString())}case"==":return nodes.Boolean(this.hash==right.hash);case"!=":return nodes.Boolean(this.hash!=right.hash);case">=":return nodes.Boolean(this.hash>=right.hash);case"<=":return nodes.Boolean(this.hash<=right.hash);case">":return nodes.Boolean(this.hash>right.hash);case"<":return nodes.Boolean(this.hash<right.hash);case"||":return this.toBoolean().isTrue?this:right;case"in":var vals=utils.unwrap(right).nodes,len=vals&&vals.length,hash=this.hash;if(!vals)throw new Error('"in" given invalid right-hand operand, expecting an expression');if(1==len&&"object"==vals[0].nodeName){return nodes.Boolean(vals[0].has(this.hash))}for(var i=0;i<len;++i){if(hash==vals[i].hash){return nodes.yes}}return nodes.no;case"&&":var a=this.toBoolean(),b=right.toBoolean();return a.isTrue&&b.isTrue?right:a.isFalse?this:right;default:if("[]"==op){var msg="cannot perform "+this+"["+right+"]"}else{var msg="cannot perform"+" "+this+" "+op+" "+right}throw new Error(msg)}},coerce:function(other){if(other.nodeName==this.nodeName)return other;throw new CoercionError("cannot coerce "+other+" to "+this.nodeName)}}});require.register("nodes/null.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var Null=module.exports=function Null(){};Null.prototype.__proto__=Node.prototype;Null.prototype.inspect=Null.prototype.toString=function(){return"null"};Null.prototype.toBoolean=function(){return nodes.no};Null.prototype.__defineGetter__("isNull",function(){return true});Null.prototype.__defineGetter__("hash",function(){return null});Null.prototype.toJSON=function(){return{__type:"Null",lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/params.js",function(module,exports,require){var Node=require("./node");var Params=module.exports=function Params(){Node.call(this);this.nodes=[]};Params.prototype.__defineGetter__("length",function(){return this.nodes.length});Params.prototype.__proto__=Node.prototype;Params.prototype.push=function(node){this.nodes.push(node)};Params.prototype.clone=function(parent){var clone=new Params;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;this.nodes.forEach(function(node){clone.push(node.clone(parent,clone))});return clone};Params.prototype.toJSON=function(){return{__type:"Params",nodes:this.nodes,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/property.js",function(module,exports,require){var Node=require("./node");var Property=module.exports=function Property(segs,expr){Node.call(this);this.segments=segs;this.expr=expr};Property.prototype.__proto__=Node.prototype;Property.prototype.clone=function(parent){var clone=new Property(this.segments);clone.name=this.name;if(this.literal)clone.literal=this.literal;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;clone.segments=this.segments.map(function(node){return node.clone(parent,clone)});if(this.expr)clone.expr=this.expr.clone(parent,clone);return clone};Property.prototype.toJSON=function(){var json={__type:"Property",segments:this.segments,name:this.name,lineno:this.lineno,column:this.column,filename:this.filename};if(this.expr)json.expr=this.expr;if(this.literal)json.literal=this.literal;return json};Property.prototype.toString=function(){return"property("+this.segments.join("")+", "+this.expr+")"};Property.prototype.operate=function(op,right,val){return this.expr.operate(op,right,val)}});require.register("nodes/return.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var Return=module.exports=function Return(expr){this.expr=expr||nodes.nil};Return.prototype.__proto__=Node.prototype;Return.prototype.clone=function(parent){var clone=new Return;clone.expr=this.expr.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Return.prototype.toJSON=function(){return{__type:"Return",expr:this.expr,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/rgba.js",function(module,exports,require){var Node=require("./node"),HSLA=require("./hsla"),functions=require("../functions"),adjust=functions.adjust,nodes=require("./index");var RGBA=exports=module.exports=function RGBA(r,g,b,a){Node.call(this);this.r=clamp(r);this.g=clamp(g);this.b=clamp(b);this.a=clampAlpha(a);this.name="";this.rgba=this};RGBA.prototype.__proto__=Node.prototype;RGBA.withoutClamping=function(r,g,b,a){var rgba=new RGBA(0,0,0,0);rgba.r=r;rgba.g=g;rgba.b=b;rgba.a=a;return rgba};RGBA.prototype.clone=function(){var clone=new RGBA(this.r,this.g,this.b,this.a);clone.raw=this.raw;clone.name=this.name;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};RGBA.prototype.toJSON=function(){return{__type:"RGBA",r:this.r,g:this.g,b:this.b,a:this.a,raw:this.raw,name:this.name,lineno:this.lineno,column:this.column,filename:this.filename}};RGBA.prototype.toBoolean=function(){return nodes.yes};RGBA.prototype.__defineGetter__("hsla",function(){return HSLA.fromRGBA(this)});RGBA.prototype.__defineGetter__("hash",function(){return this.toString()});RGBA.prototype.add=function(r,g,b,a){return new RGBA(this.r+r,this.g+g,this.b+b,this.a+a)};RGBA.prototype.sub=function(r,g,b,a){return new RGBA(this.r-r,this.g-g,this.b-b,a==1?this.a:this.a-a)};RGBA.prototype.multiply=function(n){return new RGBA(this.r*n,this.g*n,this.b*n,this.a)};RGBA.prototype.divide=function(n){return new RGBA(this.r/n,this.g/n,this.b/n,this.a)};RGBA.prototype.operate=function(op,right){if("in"!=op)right=right.first;switch(op){case"is a":if("string"==right.nodeName&&"color"==right.string){return nodes.yes}break;case"+":switch(right.nodeName){case"unit":var n=right.val;switch(right.type){case"%":return adjust(this,new nodes.String("lightness"),right);case"deg":return this.hsla.adjustHue(n).rgba;default:return this.add(n,n,n,0)}case"rgba":return this.add(right.r,right.g,right.b,right.a);case"hsla":return this.hsla.add(right.h,right.s,right.l)}break;case"-":switch(right.nodeName){case"unit":var n=right.val;switch(right.type){case"%":return adjust(this,new nodes.String("lightness"),new nodes.Unit(-n,"%"));case"deg":return this.hsla.adjustHue(-n).rgba;default:return this.sub(n,n,n,0)}case"rgba":return this.sub(right.r,right.g,right.b,right.a);case"hsla":return this.hsla.sub(right.h,right.s,right.l)}break;case"*":switch(right.nodeName){case"unit":return this.multiply(right.val)}break;case"/":switch(right.nodeName){case"unit":return this.divide(right.val)}break}return Node.prototype.operate.call(this,op,right)};RGBA.prototype.toString=function(){function pad(n){return n<16?"0"+n.toString(16):n.toString(16)}if("transparent"==this.name)return this.name;if(1==this.a){var r=pad(this.r),g=pad(this.g),b=pad(this.b);if(r[0]==r[1]&&g[0]==g[1]&&b[0]==b[1]){return"#"+r[0]+g[0]+b[0]}else{return"#"+r+g+b}}else{return"rgba("+this.r+","+this.g+","+this.b+","+ +this.a.toFixed(3)+")"}};exports.fromHSLA=function(hsla){var h=hsla.h/360,s=hsla.s/100,l=hsla.l/100,a=hsla.a;var m2=l<=.5?l*(s+1):l+s-l*s,m1=l*2-m2;var r=hue(h+1/3)*255,g=hue(h)*255,b=hue(h-1/3)*255;function hue(h){if(h<0)++h;if(h>1)--h;if(h*6<1)return m1+(m2-m1)*h*6;if(h*2<1)return m2;if(h*3<2)return m1+(m2-m1)*(2/3-h)*6;return m1}return new RGBA(r,g,b,a)};function clamp(n){return Math.max(0,Math.min(n.toFixed(0),255))}function clampAlpha(n){return Math.max(0,Math.min(n,1))}});require.register("nodes/root.js",function(module,exports,require){var Node=require("./node");var Root=module.exports=function Root(){this.nodes=[]};Root.prototype.__proto__=Node.prototype;Root.prototype.push=function(node){this.nodes.push(node)};Root.prototype.unshift=function(node){this.nodes.unshift(node)};Root.prototype.clone=function(){var clone=new Root;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;this.nodes.forEach(function(node){clone.push(node.clone(clone,clone))});return clone};Root.prototype.toString=function(){return"[Root]"};Root.prototype.toJSON=function(){return{__type:"Root",nodes:this.nodes,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/selector.js",function(module,exports,require){var Block=require("./block"),Node=require("./node");var Selector=module.exports=function Selector(segs){Node.call(this);this.inherits=true;this.segments=segs;this.optional=false};Selector.prototype.__proto__=Node.prototype;Selector.prototype.toString=function(){return this.segments.join("")+(this.optional?" !optional":"")};Selector.prototype.__defineGetter__("isPlaceholder",function(){return this.val&&~this.val.substr(0,2).indexOf("$")});Selector.prototype.clone=function(parent){var clone=new Selector;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;clone.inherits=this.inherits;clone.val=this.val;clone.segments=this.segments.map(function(node){return node.clone(parent,clone)});clone.optional=this.optional;return clone};Selector.prototype.toJSON=function(){return{__type:"Selector",inherits:this.inherits,segments:this.segments,optional:this.optional,val:this.val,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/string.js",function(module,exports,require){var Node=require("./node"),sprintf=require("../functions").s,utils=require("../utils"),nodes=require("./index");var String=module.exports=function String(val,quote){Node.call(this);this.val=val;this.string=val;this.prefixed=false;if(typeof quote!=="string"){this.quote="'"}else{this.quote=quote}};String.prototype.__proto__=Node.prototype;String.prototype.toString=function(){return this.quote+this.val+this.quote};String.prototype.clone=function(){var clone=new String(this.val,this.quote);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};String.prototype.toJSON=function(){return{__type:"String",val:this.val,quote:this.quote,lineno:this.lineno,column:this.column,filename:this.filename}};String.prototype.toBoolean=function(){return nodes.Boolean(this.val.length)};String.prototype.coerce=function(other){switch(other.nodeName){case"string":return other;case"expression":return new String(other.nodes.map(function(node){return this.coerce(node).val},this).join(" "));default:return new String(other.toString())}};String.prototype.operate=function(op,right){switch(op){case"%":var expr=new nodes.Expression;expr.push(this);var args="expression"==right.nodeName?utils.unwrap(right).nodes:[right];return sprintf.apply(null,[expr].concat(args));case"+":var expr=new nodes.Expression;expr.push(new String(this.val+this.coerce(right).val));return expr;default:return Node.prototype.operate.call(this,op,right)}}});require.register("nodes/ternary.js",function(module,exports,require){var Node=require("./node");var Ternary=module.exports=function Ternary(cond,trueExpr,falseExpr){Node.call(this);this.cond=cond;this.trueExpr=trueExpr;this.falseExpr=falseExpr};Ternary.prototype.__proto__=Node.prototype;Ternary.prototype.clone=function(parent){var clone=new Ternary;clone.cond=this.cond.clone(parent,clone);clone.trueExpr=this.trueExpr.clone(parent,clone);clone.falseExpr=this.falseExpr.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Ternary.prototype.toJSON=function(){return{__type:"Ternary",cond:this.cond,trueExpr:this.trueExpr,falseExpr:this.falseExpr,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/unaryop.js",function(module,exports,require){var Node=require("./node");var UnaryOp=module.exports=function UnaryOp(op,expr){Node.call(this);this.op=op;this.expr=expr};UnaryOp.prototype.__proto__=Node.prototype;UnaryOp.prototype.clone=function(parent){var clone=new UnaryOp(this.op);clone.expr=this.expr.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};UnaryOp.prototype.toJSON=function(){return{__type:"UnaryOp",op:this.op,expr:this.expr,lineno:this.lineno,column:this.column,filename:this.filename}}});require.register("nodes/unit.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index");var FACTOR_TABLE={mm:{val:1,label:"mm"},cm:{val:10,label:"mm"},"in":{val:25.4,label:"mm"},pt:{val:25.4/72,label:"mm"},ms:{val:1,label:"ms"},s:{val:1e3,label:"ms"},Hz:{val:1,label:"Hz"},kHz:{val:1e3,label:"Hz"}};var Unit=module.exports=function Unit(val,type){Node.call(this);this.val=val;this.type=type};Unit.prototype.__proto__=Node.prototype;Unit.prototype.toBoolean=function(){return nodes.Boolean(this.type?true:this.val)};Unit.prototype.toString=function(){return this.val+(this.type||"")};Unit.prototype.clone=function(){var clone=new Unit(this.val,this.type);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Unit.prototype.toJSON=function(){return{__type:"Unit",val:this.val,type:this.type,lineno:this.lineno,column:this.column,filename:this.filename}};Unit.prototype.operate=function(op,right){var type=this.type||right.first.type;if("rgba"==right.nodeName||"hsla"==right.nodeName){return right.operate(op,this)}if(this.shouldCoerce(op)){right=right.first;if("%"!=this.type&&("-"==op||"+"==op)&&"%"==right.type){right=new Unit(this.val*(right.val/100),"%")}else{right=this.coerce(right)}switch(op){case"-":return new Unit(this.val-right.val,type);case"+":type=type||right.type=="%"&&right.type;return new Unit(this.val+right.val,type);case"/":return new Unit(this.val/right.val,type);case"*":return new Unit(this.val*right.val,type);case"%":return new Unit(this.val%right.val,type);case"**":return new Unit(Math.pow(this.val,right.val),type);case"..":case"...":var start=this.val,end=right.val,expr=new nodes.Expression,inclusive=".."==op;if(start<end){do{expr.push(new nodes.Unit(start))}while(inclusive?++start<=end:++start<end)}else{do{expr.push(new nodes.Unit(start))}while(inclusive?--start>=end:--start>end)}return expr}}return Node.prototype.operate.call(this,op,right)};Unit.prototype.coerce=function(other){if("unit"==other.nodeName){var a=this,b=other,factorA=FACTOR_TABLE[a.type],factorB=FACTOR_TABLE[b.type];if(factorA&&factorB&&factorA.label==factorB.label){var bVal=b.val*(factorB.val/factorA.val);return new nodes.Unit(bVal,a.type)}else{return new nodes.Unit(b.val,a.type)}}else if("string"==other.nodeName){if("%"==other.val)return new nodes.Unit(0,"%");var val=parseFloat(other.val);if(isNaN(val))Node.prototype.coerce.call(this,other);return new nodes.Unit(val)}else{return Node.prototype.coerce.call(this,other)}}});require.register("nodes/object.js",function(module,exports,require){var Node=require("./node"),nodes=require("./index"),nativeObj={}.constructor;var Object=module.exports=function Object(){Node.call(this);this.vals={}};Object.prototype.__proto__=Node.prototype;Object.prototype.set=function(key,val){this.vals[key]=val;return this};Object.prototype.__defineGetter__("length",function(){return nativeObj.keys(this.vals).length});Object.prototype.get=function(key){return this.vals[key]||nodes.nil};Object.prototype.has=function(key){return key in this.vals};Object.prototype.operate=function(op,right){switch(op){case".":case"[]":return this.get(right.hash);case"==":var vals=this.vals,a,b;if("object"!=right.nodeName||this.length!=right.length)return nodes.no;for(var key in vals){a=vals[key];b=right.vals[key];if(a.operate(op,b).isFalse)return nodes.no;
-}return nodes.yes;case"!=":return this.operate("==",right).negate();default:return Node.prototype.operate.call(this,op,right)}};Object.prototype.toBoolean=function(){return nodes.Boolean(this.length)};Object.prototype.toBlock=function(){var str="{",key,val;for(key in this.vals){val=this.get(key);if("object"==val.first.nodeName){str+=key+" "+val.first.toBlock()}else{switch(key){case"@charset":str+=key+" "+val.first.toString()+";";break;default:str+=key+":"+toString(val)+";"}}}str+="}";return str;function toString(node){if(node.nodes){return node.nodes.map(toString).join(node.isList?",":" ")}else if("literal"==node.nodeName&&","==node.val){return"\\,"}return node.toString()}};Object.prototype.clone=function(parent){var clone=new Object;clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;for(var key in this.vals){clone.vals[key]=this.vals[key].clone(parent,clone)}return clone};Object.prototype.toJSON=function(){return{__type:"Object",vals:this.vals,lineno:this.lineno,column:this.column,filename:this.filename}};Object.prototype.toString=function(){var obj={};for(var prop in this.vals){obj[prop]=this.vals[prop].toString()}return JSON.stringify(obj)}});require.register("nodes/supports.js",function(module,exports,require){var Atrule=require("./atrule");var Supports=module.exports=function Supports(condition){Atrule.call(this,"supports");this.condition=condition};Supports.prototype.__proto__=Atrule.prototype;Supports.prototype.clone=function(parent){var clone=new Supports;clone.condition=this.condition.clone(parent,clone);clone.block=this.block.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Supports.prototype.toJSON=function(){return{__type:"Supports",condition:this.condition,block:this.block,lineno:this.lineno,column:this.column,filename:this.filename}};Supports.prototype.toString=function(){return"@supports "+this.condition}});require.register("nodes/member.js",function(module,exports,require){var Node=require("./node");var Member=module.exports=function Member(left,right){Node.call(this);this.left=left;this.right=right};Member.prototype.__proto__=Node.prototype;Member.prototype.clone=function(parent){var clone=new Member;clone.left=this.left.clone(parent,clone);clone.right=this.right.clone(parent,clone);if(this.val)clone.val=this.val.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Member.prototype.toJSON=function(){var json={__type:"Member",left:this.left,right:this.right,lineno:this.lineno,column:this.column,filename:this.filename};if(this.val)json.val=this.val;return json};Member.prototype.toString=function(){return this.left.toString()+"."+this.right.toString()}});require.register("nodes/atblock.js",function(module,exports,require){var Node=require("./node");var Atblock=module.exports=function Atblock(){Node.call(this)};Atblock.prototype.__defineGetter__("nodes",function(){return this.block.nodes});Atblock.prototype.__proto__=Node.prototype;Atblock.prototype.clone=function(parent){var clone=new Atblock;clone.block=this.block.clone(parent,clone);clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Atblock.prototype.toString=function(){return"@block"};Atblock.prototype.toJSON=function(){return{__type:"Atblock",block:this.block,lineno:this.lineno,column:this.column,fileno:this.fileno}}});require.register("nodes/atrule.js",function(module,exports,require){var Node=require("./node");var Atrule=module.exports=function Atrule(type){Node.call(this);this.type=type};Atrule.prototype.__proto__=Node.prototype;Atrule.prototype.__defineGetter__("hasOnlyProperties",function(){if(!this.block)return false;var nodes=this.block.nodes;for(var i=0,len=nodes.length;i<len;++i){var nodeName=nodes[i].nodeName;switch(nodes[i].nodeName){case"property":case"expression":case"comment":continue;default:return false}}return true});Atrule.prototype.clone=function(parent){var clone=new Atrule(this.type);if(this.block)clone.block=this.block.clone(parent,clone);clone.segments=this.segments.map(function(node){return node.clone(parent,clone)});clone.lineno=this.lineno;clone.column=this.column;clone.filename=this.filename;return clone};Atrule.prototype.toJSON=function(){var json={__type:"Atrule",type:this.type,segments:this.segments,lineno:this.lineno,column:this.column,filename:this.filename};if(this.block)json.block=this.block;return json};Atrule.prototype.toString=function(){return"@"+this.type};Atrule.prototype.__defineGetter__("hasOutput",function(){return!!this.block&&hasOutput(this.block)});function hasOutput(block){var nodes=block.nodes;if(nodes.every(function(node){return"group"==node.nodeName&&node.hasOnlyPlaceholders}))return false;return nodes.some(function(node){switch(node.nodeName){case"property":case"literal":case"import":return true;case"block":return hasOutput(node);default:if(node.block)return hasOutput(node.block)}})}});require.register("parser.js",function(module,exports,require){var Lexer=require("./lexer"),nodes=require("./nodes"),Token=require("./token"),units=require("./units"),errors=require("./errors");var selectorTokens=["ident","string","selector","function","comment","boolean","space","color","unit","for","in","[","]","(",")","+","-","*","*=","<",">","=",":","&","&&","~","{","}",".","..","/"];var pseudoSelectors=["matches","not","dir","lang","any-link","link","visited","local-link","target","scope","hover","active","focus","drop","current","past","future","enabled","disabled","read-only","read-write","placeholder-shown","checked","indeterminate","valid","invalid","in-range","out-of-range","required","optional","user-error","root","empty","blank","nth-child","nth-last-child","first-child","last-child","only-child","nth-of-type","nth-last-of-type","first-of-type","last-of-type","only-of-type","nth-match","nth-last-match","nth-column","nth-last-column","first-line","first-letter","before","after","selection"];var Parser=module.exports=function Parser(str,options){var self=this;options=options||{};this.lexer=new Lexer(str,options);this.prefix=options.prefix||"";this.root=options.root||new nodes.Root;this.state=["root"];this.stash=[];this.parens=0;this.css=0;this.state.pop=function(){self.prevState=[].pop.call(this)}};Parser.prototype={constructor:Parser,currentState:function(){return this.state[this.state.length-1]},previousState:function(){return this.state[this.state.length-2]},parse:function(){var block=this.parent=this.root;while("eos"!=this.peek().type){this.skipWhitespace();if("eos"==this.peek().type)break;var stmt=this.statement();this.accept(";");if(!stmt)this.error("unexpected token {peek}, not allowed at the root level");block.push(stmt)}return block},error:function(msg){var type=this.peek().type,val=undefined==this.peek().val?"":" "+this.peek().toString();if(val.trim()==type.trim())val="";throw new errors.ParseError(msg.replace("{peek}",'"'+type+val+'"'))},accept:function(type){if(type==this.peek().type){return this.next()}},expect:function(type){if(type!=this.peek().type){this.error('expected "'+type+'", got {peek}')}return this.next()},next:function(){var tok=this.stash.length?this.stash.pop():this.lexer.next(),line=tok.lineno,column=tok.column||1;if(tok.val&&tok.val.nodeName){tok.val.lineno=line;tok.val.column=column}nodes.lineno=line;nodes.column=column;return tok},peek:function(){return this.lexer.peek()},lookahead:function(n){return this.lexer.lookahead(n)},isSelectorToken:function(n){var la=this.lookahead(n).type;switch(la){case"for":return this.bracketed;case"[":this.bracketed=true;return true;case"]":this.bracketed=false;return true;default:return~selectorTokens.indexOf(la)}},isPseudoSelector:function(n){var val=this.lookahead(n).val;return val&&~pseudoSelectors.indexOf(val.name)},lineContains:function(type){var i=1,la;while(la=this.lookahead(i++)){if(~["indent","outdent","newline","eos"].indexOf(la.type))return;if(type==la.type)return true}},selectorToken:function(){if(this.isSelectorToken(1)){if("{"==this.peek().type){if(!this.lineContains("}"))return;var i=0,la;while(la=this.lookahead(++i)){if("}"==la.type){if(i==2||i==3&&this.lookahead(i-1).type=="space")return;break}if(":"==la.type)return}}return this.next()}},skip:function(tokens){while(~tokens.indexOf(this.peek().type))this.next()},skipWhitespace:function(){this.skip(["space","indent","outdent","newline"])},skipNewlines:function(){while("newline"==this.peek().type)this.next()},skipSpaces:function(){while("space"==this.peek().type)this.next()},skipSpacesAndComments:function(){while("space"==this.peek().type||"comment"==this.peek().type)this.next()},looksLikeFunctionDefinition:function(i){return"indent"==this.lookahead(i).type||"{"==this.lookahead(i).type},looksLikeSelector:function(fromProperty){var i=1,brace;if(fromProperty&&":"==this.lookahead(i+1).type&&(this.lookahead(i+1).space||"indent"==this.lookahead(i+2).type))return false;while("ident"==this.lookahead(i).type&&("newline"==this.lookahead(i+1).type||","==this.lookahead(i+1).type))i+=2;while(this.isSelectorToken(i)||","==this.lookahead(i).type){if("selector"==this.lookahead(i).type)return true;if("&"==this.lookahead(i+1).type)return true;if("."==this.lookahead(i).type&&"ident"==this.lookahead(i+1).type)return true;if("*"==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return true;if(":"==this.lookahead(i).type&&":"==this.lookahead(i+1).type)return true;if("color"==this.lookahead(i).type&&"newline"==this.lookahead(i-1).type)return true;if(this.looksLikeAttributeSelector(i))return true;if(("="==this.lookahead(i).type||"function"==this.lookahead(i).type)&&"{"==this.lookahead(i+1).type)return false;if(":"==this.lookahead(i).type&&!this.isPseudoSelector(i+1)&&this.lineContains("."))return false;if("{"==this.lookahead(i).type)brace=true;else if("}"==this.lookahead(i).type)brace=false;if(brace&&":"==this.lookahead(i).type)return true;if("space"==this.lookahead(i).type&&"{"==this.lookahead(i+1).type)return true;if(":"==this.lookahead(i++).type&&!this.lookahead(i-1).space&&this.isPseudoSelector(i))return true;if("space"==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type&&"{"==this.lookahead(i+2).type)return true;if(","==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return true}if(","==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return true;if("{"==this.lookahead(i).type&&"newline"==this.lookahead(i+1).type)return true;if(this.css){if(";"==this.lookahead(i).type||"}"==this.lookahead(i-1).type)return false}while(!~["indent","outdent","newline","for","if",";","}","eos"].indexOf(this.lookahead(i).type))++i;if("indent"==this.lookahead(i).type)return true},looksLikeAttributeSelector:function(n){var type=this.lookahead(n).type;if("="==type&&this.bracketed)return true;return("ident"==type||"string"==type)&&"]"==this.lookahead(n+1).type&&("newline"==this.lookahead(n+2).type||this.isSelectorToken(n+2))&&!this.lineContains(":")&&!this.lineContains("=")},looksLikeKeyframe:function(){var i=2,type;switch(this.lookahead(i).type){case"{":case"indent":case",":return true;case"newline":while("unit"==this.lookahead(++i).type||"newline"==this.lookahead(i).type);type=this.lookahead(i).type;return"indent"==type||"{"==type}},stateAllowsSelector:function(){switch(this.currentState()){case"root":case"atblock":case"selector":case"conditional":case"function":case"atrule":case"for":return true}},assignAtblock:function(expr){try{expr.push(this.atblock(expr))}catch(err){this.error("invalid right-hand side operand in assignment, got {peek}")}},statement:function(){var stmt=this.stmt(),state=this.prevState,block,op;if(this.allowPostfix){this.allowPostfix=false;state="expression"}switch(state){case"assignment":case"expression":case"function arguments":while(op=this.accept("if")||this.accept("unless")||this.accept("for")){switch(op.type){case"if":case"unless":stmt=new nodes.If(this.expression(),stmt);stmt.postfix=true;stmt.negate="unless"==op.type;this.accept(";");break;case"for":var key,val=this.id().name;if(this.accept(","))key=this.id().name;this.expect("in");var each=new nodes.Each(val,key,this.expression());block=new nodes.Block(this.parent,each);block.push(stmt);each.block=block;stmt=each}}}return stmt},stmt:function(){var type=this.peek().type;switch(type){case"keyframes":return this.keyframes();case"-moz-document":return this.mozdocument();case"comment":case"selector":case"extend":case"literal":case"charset":case"namespace":case"require":case"extend":case"media":case"atrule":case"ident":case"scope":case"supports":case"unless":return this[type]();case"function":return this.fun();case"import":return this.atimport();case"if":return this.ifstmt();case"for":return this.forin();case"return":return this.ret();case"{":return this.property();default:if(this.stateAllowsSelector()){switch(type){case"color":case"~":case">":case"<":case":":case"&":case"&&":case"[":case".":case"/":return this.selector();case"..":if("/"==this.lookahead(2).type)return this.selector();case"+":return"function"==this.lookahead(2).type?this.functionCall():this.selector();case"*":return this.property();case"unit":if(this.looksLikeKeyframe())return this.selector();case"-":if("{"==this.lookahead(2).type)return this.property()}}var expr=this.expression();if(expr.isEmpty)this.error("unexpected {peek}");return expr}},block:function(node,scope){var delim,stmt,next,block=this.parent=new nodes.Block(this.parent,node);if(false===scope)block.scope=false;this.accept("newline");if(this.accept("{")){this.css++;delim="}";this.skipWhitespace()}else{delim="outdent";this.expect("indent")}while(delim!=this.peek().type){if(this.css){if(this.accept("newline")||this.accept("indent"))continue;stmt=this.statement();this.accept(";");this.skipWhitespace()}else{if(this.accept("newline"))continue;next=this.lookahead(2).type;if("indent"==this.peek().type&&~["outdent","newline","comment"].indexOf(next)){this.skip(["indent","outdent"]);continue}if("eos"==this.peek().type)return block;stmt=this.statement();this.accept(";")}if(!stmt)this.error("unexpected token {peek} in block");block.push(stmt)}if(this.css){this.skipWhitespace();this.expect("}");this.skipSpaces();this.css--}else{this.expect("outdent")}this.parent=block.parent;return block},comment:function(){var node=this.next().val;this.skipSpaces();return node},forin:function(){this.expect("for");var key,val=this.id().name;if(this.accept(","))key=this.id().name;this.expect("in");this.state.push("for");this.cond=true;var each=new nodes.Each(val,key,this.expression());this.cond=false;each.block=this.block(each,false);this.state.pop();return each},ret:function(){this.expect("return");var expr=this.expression();return expr.isEmpty?new nodes.Return:new nodes.Return(expr)},unless:function(){this.expect("unless");this.state.push("conditional");this.cond=true;var node=new nodes.If(this.expression(),true);this.cond=false;node.block=this.block(node,false);this.state.pop();return node},ifstmt:function(){this.expect("if");this.state.push("conditional");this.cond=true;var node=new nodes.If(this.expression()),cond,block;this.cond=false;node.block=this.block(node,false);this.skip(["newline","comment"]);while(this.accept("else")){if(this.accept("if")){this.cond=true;cond=this.expression();this.cond=false;block=this.block(node,false);node.elses.push(new nodes.If(cond,block))}else{node.elses.push(this.block(node,false));break}this.skip(["newline","comment"])}this.state.pop();return node},atblock:function(node){if(!node)this.expect("atblock");node=new nodes.Atblock;this.state.push("atblock");node.block=this.block(node,false);this.state.pop();return node},atrule:function(){var type=this.expect("atrule").val,node=new nodes.Atrule(type),tok;this.skipSpacesAndComments();node.segments=this.selectorParts();this.skipSpacesAndComments();tok=this.peek().type;if("indent"==tok||"{"==tok||"newline"==tok&&"{"==this.lookahead(2).type){this.state.push("atrule");node.block=this.block(node);this.state.pop()}return node},scope:function(){this.expect("scope");var selector=this.selectorParts().map(function(selector){return selector.val}).join("");this.selectorScope=selector.trim();return nodes.nil},supports:function(){this.expect("supports");var node=new nodes.Supports(this.supportsCondition());this.state.push("atrule");node.block=this.block(node);this.state.pop();return node},supportsCondition:function(){var node=this.supportsNegation()||this.supportsOp();if(!node){this.cond=true;node=this.expression();this.cond=false}return node},supportsNegation:function(){if(this.accept("not")){var node=new nodes.Expression;node.push(new nodes.Literal("not"));node.push(this.supportsFeature());return node}},supportsOp:function(){var feature=this.supportsFeature(),op,expr;if(feature){expr=new nodes.Expression;expr.push(feature);while(op=this.accept("&&")||this.accept("||")){expr.push(new nodes.Literal("&&"==op.val?"and":"or"));expr.push(this.supportsFeature())}return expr}},supportsFeature:function(){this.skipSpacesAndComments();if("("==this.peek().type){var la=this.lookahead(2).type;if("ident"==la||"{"==la){return this.feature()}else{this.expect("(");var node=new nodes.Expression;node.push(new nodes.Literal("("));node.push(this.supportsCondition());this.expect(")");node.push(new nodes.Literal(")"));this.skipSpacesAndComments();return node}}},extend:function(){var tok=this.expect("extend"),selectors=[],sel,node,arr;do{arr=this.selectorParts();if(!arr.length)continue;sel=new nodes.Selector(arr);selectors.push(sel);if("!"!==this.peek().type)continue;tok=this.lookahead(2);if("ident"!==tok.type||"optional"!==tok.val.name)continue;this.skip(["!","ident"]);sel.optional=true}while(this.accept(","));node=new nodes.Extend(selectors);node.lineno=tok.lineno;node.column=tok.column;return node},media:function(){this.expect("media");this.state.push("atrule");var media=new nodes.Media(this.queries());media.block=this.block(media);this.state.pop();return media},queries:function(){var queries=new nodes.QueryList,skip=["comment","newline","space"];do{this.skip(skip);queries.push(this.query());this.skip(skip)}while(this.accept(","));return queries},query:function(){var query=new nodes.Query,expr,pred,id;if("ident"==this.peek().type&&("."==this.lookahead(2).type||"["==this.lookahead(2).type)){this.cond=true;expr=this.expression();this.cond=false;query.push(new nodes.Feature(expr.nodes));return query}if(pred=this.accept("ident")||this.accept("not")){pred=new nodes.Literal(pred.val.string||pred.val);this.skipSpacesAndComments();if(id=this.accept("ident")){query.type=id.val;query.predicate=pred}else{query.type=pred}this.skipSpacesAndComments();if(!this.accept("&&"))return query}do{query.push(this.feature())}while(this.accept("&&"));return query},feature:function(){this.skipSpacesAndComments();this.expect("(");this.skipSpacesAndComments();var node=new nodes.Feature(this.interpolate());this.skipSpacesAndComments();this.accept(":");this.skipSpacesAndComments();this.inProperty=true;node.expr=this.list();this.inProperty=false;this.skipSpacesAndComments();this.expect(")");this.skipSpacesAndComments();return node},mozdocument:function(){this.expect("-moz-document");var mozdocument=new nodes.Atrule("-moz-document"),calls=[];do{this.skipSpacesAndComments();calls.push(this.functionCall());this.skipSpacesAndComments()}while(this.accept(","));mozdocument.segments=[new nodes.Literal(calls.join(", "))];this.state.push("atrule");mozdocument.block=this.block(mozdocument,false);this.state.pop();return mozdocument},atimport:function(){this.expect("import");this.allowPostfix=true;return new nodes.Import(this.expression(),false)},require:function(){this.expect("require");this.allowPostfix=true;return new nodes.Import(this.expression(),true)},charset:function(){this.expect("charset");var str=this.expect("string").val;this.allowPostfix=true;return new nodes.Charset(str)},namespace:function(){var str,prefix;this.expect("namespace");this.skipSpacesAndComments();if(prefix=this.accept("ident")){prefix=prefix.val}this.skipSpacesAndComments();str=this.accept("string")||this.url();this.allowPostfix=true;return new nodes.Namespace(str,prefix)},keyframes:function(){var tok=this.expect("keyframes"),keyframes;this.skipSpacesAndComments();keyframes=new nodes.Keyframes(this.selectorParts(),tok.val);this.skipSpacesAndComments();this.state.push("atrule");keyframes.block=this.block(keyframes);this.state.pop();return keyframes},literal:function(){return this.expect("literal").val},id:function(){var tok=this.expect("ident");this.accept("space");return tok.val},ident:function(){var i=2,la=this.lookahead(i).type;while("space"==la)la=this.lookahead(++i).type;switch(la){case"=":case"?=":case"-=":case"+=":case"*=":case"/=":case"%=":return this.assignment();case".":if("space"==this.lookahead(i-1).type)return this.selector();if(this._ident==this.peek())return this.id();while("="!=this.lookahead(++i).type&&!~["[",",","newline","indent","eos"].indexOf(this.lookahead(i).type));if("="==this.lookahead(i).type){this._ident=this.peek();return this.expression()}else if(this.looksLikeSelector()&&this.stateAllowsSelector()){return this.selector()}case"[":if(this._ident==this.peek())return this.id();while("]"!=this.lookahead(i++).type&&"selector"!=this.lookahead(i).type&&"eos"!=this.lookahead(i).type);if("="==this.lookahead(i).type){this._ident=this.peek();return this.expression()}else if(this.looksLikeSelector()&&this.stateAllowsSelector()){return this.selector()}case"-":case"+":case"/":case"*":case"%":case"**":case"&&":case"||":case">":case"<":case">=":case"<=":case"!=":case"==":case"?":case"in":case"is a":case"is defined":if(this._ident==this.peek()){return this.id()}else{this._ident=this.peek();switch(this.currentState()){case"for":case"selector":return this.property();case"root":case"atblock":case"atrule":return"["==la?this.subscript():this.selector();case"function":case"conditional":return this.looksLikeSelector()?this.selector():this.expression();default:return this.operand?this.id():this.expression()}}default:switch(this.currentState()){case"root":return this.selector();case"for":case"selector":case"function":case"conditional":case"atblock":case"atrule":return this.property();default:var id=this.id();if("interpolation"==this.previousState())id.mixin=true;return id}}},interpolate:function(){var node,segs=[],star;star=this.accept("*");if(star)segs.push(new nodes.Literal("*"));while(true){if(this.accept("{")){this.state.push("interpolation");segs.push(this.expression());this.expect("}");this.state.pop()}else if(node=this.accept("-")){segs.push(new nodes.Literal("-"))}else if(node=this.accept("ident")){segs.push(node.val)}else{break}}if(!segs.length)this.expect("ident");return segs},property:function(){if(this.looksLikeSelector(true))return this.selector();var ident=this.interpolate(),prop=new nodes.Property(ident),ret=prop;this.accept("space");if(this.accept(":"))this.accept("space");this.state.push("property");this.inProperty=true;prop.expr=this.list();if(prop.expr.isEmpty)ret=ident[0];this.inProperty=false;this.allowPostfix=true;this.state.pop();this.accept(";");return ret},selector:function(){var arr,group=new nodes.Group,scope=this.selectorScope,isRoot="root"==this.currentState(),selector;do{this.accept("newline");arr=this.selectorParts();if(isRoot&&scope)arr.unshift(new nodes.Literal(scope+" "));if(arr.length){selector=new nodes.Selector(arr);selector.lineno=arr[0].lineno;selector.column=arr[0].column;group.push(selector)}}while(this.accept(",")||this.accept("newline"));if("selector-parts"==this.currentState())return group.nodes;this.state.push("selector");group.block=this.block(group);this.state.pop();return group},selectorParts:function(){var tok,arr=[];while(tok=this.selectorToken()){switch(tok.type){case"{":this.skipSpaces();var expr=this.expression();this.skipSpaces();this.expect("}");arr.push(expr);break;case this.prefix&&".":var literal=new nodes.Literal(tok.val+this.prefix);literal.prefixed=true;arr.push(literal);break;case"comment":break;case"color":case"unit":arr.push(new nodes.Literal(tok.val.raw));break;case"space":arr.push(new nodes.Literal(" "));break;case"function":arr.push(new nodes.Literal(tok.val.name+"("));break;case"ident":arr.push(new nodes.Literal(tok.val.name||tok.val.string));break;default:arr.push(new nodes.Literal(tok.val));if(tok.space)arr.push(new nodes.Literal(" "))}}return arr},assignment:function(){var op,node,name=this.id().name;if(op=this.accept("=")||this.accept("?=")||this.accept("+=")||this.accept("-=")||this.accept("*=")||this.accept("/=")||this.accept("%=")){this.state.push("assignment");var expr=this.list();if(expr.isEmpty)this.assignAtblock(expr);node=new nodes.Ident(name,expr);this.state.pop();switch(op.type){case"?=":var defined=new nodes.BinOp("is defined",node),lookup=new nodes.Expression;lookup.push(new nodes.Ident(name));node=new nodes.Ternary(defined,lookup,node);break;case"+=":case"-=":case"*=":case"/=":case"%=":node.val=new nodes.BinOp(op.type[0],new nodes.Ident(name),expr);break}}return node},fun:function(){var parens=1,i=2,tok;out:while(tok=this.lookahead(i++)){switch(tok.type){case"function":case"(":++parens;break;case")":if(!--parens)break out;break;case"eos":this.error('failed to find closing paren ")"')}}switch(this.currentState()){case"expression":return this.functionCall();default:return this.looksLikeFunctionDefinition(i)?this.functionDefinition():this.expression()}},url:function(){this.expect("function");this.state.push("function arguments");var args=this.args();this.expect(")");this.state.pop();return new nodes.Call("url",args)},functionCall:function(){var withBlock=this.accept("+");if("url"==this.peek().val.name)return this.url();var name=this.expect("function").val.name;this.state.push("function arguments");this.parens++;var args=this.args();this.expect(")");this.parens--;this.state.pop();var call=new nodes.Call(name,args);if(withBlock){this.state.push("function");call.block=this.block(call);this.state.pop()}return call},functionDefinition:function(){var name=this.expect("function").val.name;this.state.push("function params");this.skipWhitespace();var params=this.params();this.skipWhitespace();this.expect(")");this.state.pop();this.state.push("function");var fn=new nodes.Function(name,params);fn.block=this.block(fn);this.state.pop();return new nodes.Ident(name,fn)},params:function(){var tok,node,params=new nodes.Params;while(tok=this.accept("ident")){this.accept("space");params.push(node=tok.val);if(this.accept("...")){node.rest=true}else if(this.accept("=")){node.val=this.expression()}this.skipWhitespace();this.accept(",");this.skipWhitespace()}return params},args:function(){var args=new nodes.Arguments,keyword;do{if("ident"==this.peek().type&&":"==this.lookahead(2).type){keyword=this.next().val.string;this.expect(":");args.map[keyword]=this.expression()}else{args.push(this.expression())}}while(this.accept(","));return args},list:function(){var node=this.expression();while(this.accept(",")){if(node.isList){list.push(this.expression())}else{var list=new nodes.Expression(true);list.push(node);list.push(this.expression());node=list}}return node},expression:function(){var node,expr=new nodes.Expression;this.state.push("expression");while(node=this.negation()){if(!node)this.error("unexpected token {peek} in expression");expr.push(node)}this.state.pop();if(expr.nodes.length){expr.lineno=expr.nodes[0].lineno;expr.column=expr.nodes[0].column}return expr},negation:function(){if(this.accept("not")){return new nodes.UnaryOp("!",this.negation())}return this.ternary()},ternary:function(){var node=this.logical();if(this.accept("?")){var trueExpr=this.expression();this.expect(":");var falseExpr=this.expression();node=new nodes.Ternary(node,trueExpr,falseExpr)}return node},logical:function(){var op,node=this.typecheck();while(op=this.accept("&&")||this.accept("||")){node=new nodes.BinOp(op.type,node,this.typecheck())}return node},typecheck:function(){var op,node=this.equality();while(op=this.accept("is a")){this.operand=true;if(!node)this.error('illegal unary "'+op+'", missing left-hand operand');node=new nodes.BinOp(op.type,node,this.equality());this.operand=false}return node},equality:function(){var op,node=this.inop();while(op=this.accept("==")||this.accept("!=")){this.operand=true;if(!node)this.error('illegal unary "'+op+'", missing left-hand operand');node=new nodes.BinOp(op.type,node,this.inop());this.operand=false}return node},inop:function(){var node=this.relational();while(this.accept("in")){this.operand=true;if(!node)this.error('illegal unary "in", missing left-hand operand');node=new nodes.BinOp("in",node,this.relational());this.operand=false}return node},relational:function(){var op,node=this.range();while(op=this.accept(">=")||this.accept("<=")||this.accept("<")||this.accept(">")){this.operand=true;if(!node)this.error('illegal unary "'+op+'", missing left-hand operand');node=new nodes.BinOp(op.type,node,this.range());this.operand=false}return node},range:function(){var op,node=this.additive();if(op=this.accept("...")||this.accept("..")){this.operand=true;if(!node)this.error('illegal unary "'+op+'", missing left-hand operand');node=new nodes.BinOp(op.val,node,this.additive());this.operand=false}return node},additive:function(){var op,node=this.multiplicative();while(op=this.accept("+")||this.accept("-")){this.operand=true;node=new nodes.BinOp(op.type,node,this.multiplicative());this.operand=false}return node},multiplicative:function(){var op,node=this.defined();while(op=this.accept("**")||this.accept("*")||this.accept("/")||this.accept("%")){this.operand=true;if("/"==op&&this.inProperty&&!this.parens){this.stash.push(new Token("literal",new nodes.Literal("/")));this.operand=false;return node}else{if(!node)this.error('illegal unary "'+op+'", missing left-hand operand');node=new nodes.BinOp(op.type,node,this.defined());this.operand=false}}return node},defined:function(){var node=this.unary();if(this.accept("is defined")){if(!node)this.error('illegal unary "is defined", missing left-hand operand');node=new nodes.BinOp("is defined",node)}return node},unary:function(){var op,node;if(op=this.accept("!")||this.accept("~")||this.accept("+")||this.accept("-")){this.operand=true;node=this.unary();if(!node)this.error('illegal unary "'+op+'"');node=new nodes.UnaryOp(op.type,node);this.operand=false;return node}return this.subscript()},subscript:function(){var node=this.member(),id;while(this.accept("[")){node=new nodes.BinOp("[]",node,this.expression());this.expect("]")}if(this.accept("=")){node.op+="=";node.val=this.list();if(node.val.isEmpty)this.assignAtblock(node.val)}return node},member:function(){var node=this.primary();if(node){while(this.accept(".")){var id=new nodes.Ident(this.expect("ident").val.string);node=new nodes.Member(node,id)}this.skipSpaces();if(this.accept("=")){node.val=this.list();if(node.val.isEmpty)this.assignAtblock(node.val)}}return node},object:function(){var obj=new nodes.Object,id,val,comma;this.expect("{");this.skipWhitespace();while(!this.accept("}")){if(this.accept("comment")||this.accept("newline"))continue;if(!comma)this.accept(",");id=this.accept("ident")||this.accept("string");if(!id)this.error('expected "ident" or "string", got {peek}');id=id.val.hash;this.skipSpacesAndComments();this.expect(":");val=this.expression();obj.set(id,val);comma=this.accept(",");this.skipWhitespace()}return obj},primary:function(){var tok;this.skipSpaces();if(this.accept("(")){++this.parens;var expr=this.expression(),paren=this.expect(")");--this.parens;if(this.accept("%"))expr.push(new nodes.Ident("%"));tok=this.peek();if(!paren.space&&"ident"==tok.type&&~units.indexOf(tok.val.string)){expr.push(new nodes.Ident(tok.val.string));this.next()}return expr}tok=this.peek();switch(tok.type){case"null":case"unit":case"color":case"string":case"literal":case"boolean":case"comment":return this.next().val;case!this.cond&&"{":return this.object();case"atblock":return this.atblock();case"atrule":var id=new nodes.Ident(this.next().val);id.property=true;
-return id;case"ident":return this.ident();case"function":return tok.anonymous?this.functionDefinition():this.functionCall()}}}});require.register("renderer.js",function(module,exports,require){var Parser=require("./parser"),Evaluator=require("./visitor/evaluator"),Normalizer=require("./visitor/normalizer"),utils=require("./utils"),nodes=require("./nodes"),join=require("./path").join;module.exports=Renderer;function Renderer(str,options){options=options||{};options.globals=options.globals||{};options.functions=options.functions||{};options.use=options.use||[];options.use=Array.isArray(options.use)?options.use:[options.use];options.imports=[];options.paths=options.paths||[];options.filename=options.filename||"stylus";options.Evaluator=options.Evaluator||Evaluator;this.options=options;this.str=str}Renderer.prototype.render=function(fn){var parser=this.parser=new Parser(this.str,this.options);for(var i=0,len=this.options.use.length;i<len;i++){this.use(this.options.use[i])}try{nodes.filename=this.options.filename;var ast=parser.parse();this.evaluator=new this.options.Evaluator(ast,this.options);this.nodes=nodes;this.evaluator.renderer=this;ast=this.evaluator.evaluate();var normalizer=new Normalizer(ast,this.options);ast=normalizer.normalize();var compiler=this.options.sourcemap?new(require("./visitor/sourcemapper"))(ast,this.options):new(require("./visitor/compiler"))(ast,this.options),css=compiler.compile();if(this.options.sourcemap)this.sourcemap=compiler.map.toJSON()}catch(err){var options={};options.input=err.input||this.str;options.filename=err.filename||this.options.filename;options.lineno=err.lineno||parser.lexer.lineno;options.column=err.column||parser.lexer.column;if(!fn)throw utils.formatException(err,options);return fn(utils.formatException(err,options))}if(!fn)return css;fn(null,css)};Renderer.prototype.deps=function(filename){var opts=utils.merge({cache:false},this.options);if(filename)opts.filename=filename;var DepsResolver=require("./visitor/deps-resolver"),parser=new Parser(this.str,opts);try{nodes.filename=opts.filename;var ast=parser.parse(),resolver=new DepsResolver(ast,opts);return resolver.resolve()}catch(err){var options={};options.input=err.input||this.str;options.filename=err.filename||opts.filename;options.lineno=err.lineno||parser.lexer.lineno;options.column=err.column||parser.lexer.column;throw utils.formatException(err,options)}};Renderer.prototype.set=function(key,val){this.options[key]=val;return this};Renderer.prototype.get=function(key){return this.options[key]};Renderer.prototype.include=function(path){this.options.paths.push(path);return this};Renderer.prototype.use=function(fn){fn.call(this,this);return this};Renderer.prototype.define=function(name,fn,raw){fn=utils.coerce(fn,raw);if(fn.nodeName){this.options.globals[name]=fn;return this}this.options.functions[name]=fn;if(undefined!=raw)fn.raw=raw;return this}});require.register("selector-parser.js",function(module,exports,require){var COMBINATORS=[">","+","~"];var SelectorParser=module.exports=function SelectorParser(str,stack,parts){this.str=str;this.stack=stack||[];this.parts=parts||[];this.pos=0;this.level=2;this.nested=true;this.ignore=false};SelectorParser.prototype.skip=function(len){this.str=this.str.substr(len);this.pos+=len};SelectorParser.prototype.skipSpaces=function(){while(" "==this.str[0])this.skip(1)};SelectorParser.prototype.advance=function(){return this.root()||this.relative()||this.initial()||this.escaped()||this.parent()||this.partial()||this.char()};SelectorParser.prototype.root=function(){if(!this.pos&&"/"==this.str[0]&&"deep"!=this.str.slice(1,5)){this.nested=false;this.skip(1)}};SelectorParser.prototype.relative=function(multi){if((!this.pos||multi)&&"../"==this.str.slice(0,3)){this.nested=false;this.skip(3);while(this.relative(true))this.level++;if(!this.raw){var ret=this.stack[this.stack.length-this.level];if(ret){return ret}else{this.ignore=true}}}};SelectorParser.prototype.initial=function(){if(!this.pos&&"~"==this.str[0]&&"/"==this.str[1]){this.nested=false;this.skip(2);return this.stack[0]}};SelectorParser.prototype.escaped=function(){if("\\"==this.str[0]){var char=this.str[1];if("&"==char||"^"==char){this.skip(2);return char}}};SelectorParser.prototype.parent=function(){if("&"==this.str[0]){this.nested=false;if(!this.pos&&(!this.stack.length||this.raw)){var i=0;while(" "==this.str[++i]);if(~COMBINATORS.indexOf(this.str[i])){this.skip(i+1);return}}this.skip(1);if(!this.raw)return this.stack[this.stack.length-1]}};SelectorParser.prototype.partial=function(){if("^"==this.str[0]&&"["==this.str[1]){this.skip(2);this.skipSpaces();var ret=this.range();this.skipSpaces();if("]"!=this.str[0])return"^[";this.nested=false;this.skip(1);if(ret){return ret}else{this.ignore=true}}};SelectorParser.prototype.number=function(){var i=0,ret="";if("-"==this.str[i])ret+=this.str[i++];while(this.str.charCodeAt(i)>=48&&this.str.charCodeAt(i)<=57)ret+=this.str[i++];if(ret){this.skip(i);return Number(ret)}};SelectorParser.prototype.range=function(){var start=this.number(),ret;if(".."==this.str.slice(0,2)){this.skip(2);var end=this.number(),len=this.parts.length;if(start<0)start=len+start-1;if(end<0)end=len+end-1;if(start>end){var tmp=start;start=end;end=tmp}if(end<len-1){ret=this.parts.slice(start,end+1).map(function(part){var selector=new SelectorParser(part,this.stack,this.parts);selector.raw=true;return selector.parse()},this).map(function(selector){return(selector.nested?" ":"")+selector.val}).join("").trim()}}else{ret=this.stack[start<0?this.stack.length+start-1:start]}if(ret){return ret}else{this.ignore=true}};SelectorParser.prototype.char=function(){var char=this.str[0];this.skip(1);return char};SelectorParser.prototype.parse=function(){var val="";while(this.str.length){val+=this.advance()||"";if(this.ignore){val="";break}}return{val:val.trimRight(),nested:this.nested}}});require.register("stack/index.js",function(module,exports,require){var Stack=module.exports=function Stack(){Array.apply(this,arguments)};Stack.prototype.__proto__=Array.prototype;Stack.prototype.push=function(frame){frame.stack=this;frame.parent=this.currentFrame;return[].push.apply(this,arguments)};Stack.prototype.__defineGetter__("currentFrame",function(){return this[this.length-1]});Stack.prototype.getBlockFrame=function(block){for(var i=0;i<this.length;++i){if(block==this[i].block){return this[i]}}};Stack.prototype.lookup=function(name){var block=this.currentFrame.block,val,ret;do{var frame=this.getBlockFrame(block);if(frame&&(val=frame.lookup(name))){return val}}while(block=block.parent)};Stack.prototype.inspect=function(){return this.reverse().map(function(frame){return frame.inspect()}).join("\n")};Stack.prototype.toString=function(){var block,node,buf=[],location,len=this.length;while(len--){block=this[len].block;if(node=block.node){location="("+node.filename+":"+(node.lineno+1)+":"+node.column+")";switch(node.nodeName){case"function":buf.push("    at "+node.name+"() "+location);break;case"group":buf.push('    at "'+node.nodes[0].val+'" '+location);break}}}return buf.join("\n")}});require.register("stack/frame.js",function(module,exports,require){var Scope=require("./scope");var Frame=module.exports=function Frame(block){this._scope=false===block.scope?null:new Scope;this.block=block};Frame.prototype.__defineGetter__("scope",function(){return this._scope||this.parent.scope});Frame.prototype.lookup=function(name){return this.scope.lookup(name)};Frame.prototype.inspect=function(){return"[Frame "+(false===this.block.scope?"scope-less":this.scope.inspect())+"]"}});require.register("stack/scope.js",function(module,exports,require){var Scope=module.exports=function Scope(){this.locals={}};Scope.prototype.add=function(ident){this.locals[ident.name]=ident.val};Scope.prototype.lookup=function(name){return this.locals[name]};Scope.prototype.inspect=function(){var keys=Object.keys(this.locals).map(function(key){return"@"+key});return"[Scope"+(keys.length?" "+keys.join(", "):"")+"]"}});require.register("stylus.js",function(module,exports,require){var Renderer=require("./renderer"),nodes=require("./nodes"),utils=require("./utils");exports=module.exports=render;exports.version="0.54.5";exports.nodes=nodes;exports.functions=require("./functions");exports.utils=require("./utils");exports.Visitor=require("./visitor");exports.Parser=require("./parser");exports.Evaluator=require("./visitor/evaluator");exports.Normalizer=require("./visitor/normalizer");exports.Compiler=require("./visitor/compiler");exports.render=function(str,options,fn){if("function"==typeof options)fn=options,options={};if(bifs)str=bifs+str;return new Renderer(str,options).render(fn)};function render(str,options){if(bifs)str=bifs+str;return new Renderer(str,options)}exports.url=require("./functions/url")});require.register("token.js",function(module,exports,require){var Token=exports=module.exports=function Token(type,val){this.type=type;this.val=val};Token.prototype.inspect=function(){var val=" "+this.val;return"[Token:"+this.lineno+":"+this.column+" "+""+this.type+""+""+(this.val?val:"")+""+"]"};Token.prototype.toString=function(){return(undefined===this.val?this.type:this.val).toString()}});require.register("utils.js",function(module,exports,require){var nodes=require("./nodes"),join=require("./path").join,isAbsolute=require("./path").isAbsolute;exports.absolute=isAbsolute||function(path){return path.substr(0,2)=="\\\\"||"/"===path.charAt(0)||/^[a-z]:[\\\/]/i.test(path)};exports.lookup=function(path,paths,ignore){var lookup,i=paths.length;if(exports.absolute(path)){try{return path}catch(err){}}while(i--){try{lookup=join(paths[i],path);if(ignore==lookup)continue;return lookup}catch(err){}}};exports.find=function(path,paths,ignore){var lookup,found,i=paths.length;if(exports.absolute(path)){if((found=glob.sync(path)).length){return found}}while(i--){lookup=join(paths[i],path);if(ignore==lookup)continue;if((found=glob.sync(lookup)).length){return found}}};exports.lookupIndex=function(name,paths,filename){var found=exports.find(join(name,"index.styl"),paths,filename);if(!found){found=exports.find(join(name,basename(name).replace(/\.styl/i,"")+".styl"),paths,filename)}if(!found&&!~name.indexOf("node_modules")){found=lookupPackage(join("node_modules",name))}return found;function lookupPackage(dir){var pkg=exports.lookup(join(dir,"package.json"),paths,filename);if(!pkg){return/\.styl$/i.test(dir)?exports.lookupIndex(dir,paths,filename):lookupPackage(dir+".styl")}var main=require(relative(__dirname,pkg)).main;if(main){found=exports.find(join(dir,main),paths,filename)}else{found=exports.lookupIndex(dir,paths,filename)}return found}};exports.formatException=function(err,options){var lineno=options.lineno,column=options.column,filename=options.filename,str=options.input,context=options.context||8,context=context/2,lines=("\n"+str).split("\n"),start=Math.max(lineno-context,1),end=Math.min(lines.length,lineno+context),pad=end.toString().length;var context=lines.slice(start,end).map(function(line,i){var curr=i+start;return"   "+Array(pad-curr.toString().length+1).join(" ")+curr+"| "+line+(curr==lineno?"\n"+Array(curr.toString().length+5+column).join("-")+"^":"")}).join("\n");err.message=filename+":"+lineno+":"+column+"\n"+context+"\n\n"+err.message+"\n"+(err.stylusStack?err.stylusStack+"\n":"");if(err.fromStylus)err.stack="Error: "+err.message;return err};exports.assertType=function(node,type,param){exports.assertPresent(node,param);if(node.nodeName==type)return;var actual=node.nodeName,msg="expected "+(param?'"'+param+'" to be a ':"")+type+", but got "+actual+":"+node;throw new Error("TypeError: "+msg)};exports.assertString=function(node,param){exports.assertPresent(node,param);switch(node.nodeName){case"string":case"ident":case"literal":return;default:var actual=node.nodeName,msg="expected string, ident or literal, but got "+actual+":"+node;throw new Error("TypeError: "+msg)}};exports.assertColor=function(node,param){exports.assertPresent(node,param);switch(node.nodeName){case"rgba":case"hsla":return;default:var actual=node.nodeName,msg="expected rgba or hsla, but got "+actual+":"+node;throw new Error("TypeError: "+msg)}};exports.assertPresent=function(node,name){if(node)return;if(name)throw new Error('"'+name+'" argument required');throw new Error("argument missing")};exports.unwrap=function(expr){if(expr.preserve)return expr;if("arguments"!=expr.nodeName&&"expression"!=expr.nodeName)return expr;if(1!=expr.nodes.length)return expr;if("arguments"!=expr.nodes[0].nodeName&&"expression"!=expr.nodes[0].nodeName)return expr;return exports.unwrap(expr.nodes[0])};exports.coerce=function(val,raw){switch(typeof val){case"function":return val;case"string":return new nodes.String(val);case"boolean":return new nodes.Boolean(val);case"number":return new nodes.Unit(val);default:if(null==val)return nodes.nil;if(Array.isArray(val))return exports.coerceArray(val,raw);if(val.nodeName)return val;return exports.coerceObject(val,raw)}};exports.coerceArray=function(val,raw){var expr=new nodes.Expression;val.forEach(function(val){expr.push(exports.coerce(val,raw))});return expr};exports.coerceObject=function(obj,raw){var node=raw?new nodes.Object:new nodes.Expression,val;for(var key in obj){val=exports.coerce(obj[key],raw);key=new nodes.Ident(key);if(raw){node.set(key,val)}else{node.push(exports.coerceArray([key,val]))}}return node};exports.params=function(fn){return fn.toString().match(/\(([^)]*)\)/)[1].split(/ *, */)};exports.merge=function(a,b,deep){for(var k in b){if(deep&&a[k]){var nodeA=exports.unwrap(a[k]).first,nodeB=exports.unwrap(b[k]).first;if("object"==nodeA.nodeName&&"object"==nodeB.nodeName){a[k].first.vals=exports.merge(nodeA.vals,nodeB.vals,deep)}else{a[k]=b[k]}}else{a[k]=b[k]}}return a};exports.uniq=function(arr){var obj={},ret=[];for(var i=0,len=arr.length;i<len;++i){if(arr[i]in obj)continue;obj[arr[i]]=true;ret.push(arr[i])}return ret};exports.compileSelectors=function(arr,leaveHidden){var selectors=[],Parser=require("./selector-parser"),indent=this.indent||"",buf=[];function parse(selector,buf){var parts=[selector.val],str=new Parser(parts[0],parents,parts).parse().val,parents=[];if(buf.length){for(var i=0,len=buf.length;i<len;++i){parts.push(buf[i]);parents.push(str);var child=new Parser(buf[i],parents,parts).parse();if(child.nested){str+=" "+child.val}else{str=child.val}}}return str.trim()}function compile(arr,i){if(i){arr[i].forEach(function(selector){if(!leaveHidden&&selector.isPlaceholder)return;if(selector.inherits){buf.unshift(selector.val);compile(arr,i-1);buf.shift()}else{selectors.push(indent+parse(selector,buf))}})}else{arr[0].forEach(function(selector){if(!leaveHidden&&selector.isPlaceholder)return;var str=parse(selector,buf);if(str)selectors.push(indent+str)})}}compile(arr,arr.length-1);return exports.uniq(selectors)};exports.parseString=function(str){var Parser=require("./parser"),parser,ret;try{parser=new Parser(str);parser.state.push("expression");ret=new nodes.Expression;ret.nodes=parser.parse().nodes}catch(e){ret=new nodes.Literal(str)}return ret}});require.register("visitor/index.js",function(module,exports,require){var Visitor=module.exports=function Visitor(root){this.root=root};Visitor.prototype.visit=function(node,fn){var method="visit"+node.constructor.name;if(this[method])return this[method](node);return node}});require.register("visitor/compiler.js",function(module,exports,require){var Visitor=require("./index"),utils=require("../utils");var Compiler=module.exports=function Compiler(root,options){options=options||{};this.compress=options.compress;this.firebug=options.firebug;this.linenos=options.linenos;this.spaces=options["indent spaces"]||2;this.indents=1;Visitor.call(this,root);this.stack=[]};Compiler.prototype.__proto__=Visitor.prototype;Compiler.prototype.compile=function(){return this.visit(this.root)};Compiler.prototype.out=function(str,node){return str};Compiler.prototype.__defineGetter__("indent",function(){if(this.compress)return"";return new Array(this.indents).join(Array(this.spaces+1).join(" "))});Compiler.prototype.needBrackets=function(node){return 1==this.indents||"atrule"!=node.nodeName||node.hasOnlyProperties};Compiler.prototype.visitRoot=function(block){this.buf="";for(var i=0,len=block.nodes.length;i<len;++i){var node=block.nodes[i];if(this.linenos||this.firebug)this.debugInfo(node);var ret=this.visit(node);if(ret)this.buf+=this.out(ret+"\n",node)}return this.buf};Compiler.prototype.visitBlock=function(block){var node,separator=this.compress?"":"\n",needBrackets;if(block.hasProperties&&!block.lacksRenderedSelectors){needBrackets=this.needBrackets(block.node);if(needBrackets){this.buf+=this.out(this.compress?"{":" {\n");++this.indents}for(var i=0,len=block.nodes.length;i<len;++i){this.last=len-1==i;node=block.nodes[i];switch(node.nodeName){case"null":case"expression":case"function":case"group":case"block":case"unit":case"media":case"keyframes":case"atrule":case"supports":continue;case!this.compress&&node.inline&&"comment":this.buf=this.buf.slice(0,-1);this.buf+=this.out(" "+this.visit(node)+"\n",node);break;case"property":var ret=this.visit(node)+separator;this.buf+=this.compress?ret:this.out(ret,node);break;default:this.buf+=this.out(this.visit(node)+separator,node)}}if(needBrackets){--this.indents;this.buf+=this.out(this.indent+"}"+separator)}}for(var i=0,len=block.nodes.length;i<len;++i){node=block.nodes[i];switch(node.nodeName){case"group":case"block":case"keyframes":if(this.linenos||this.firebug)this.debugInfo(node);this.visit(node);break;case"media":case"import":case"atrule":case"supports":this.visit(node);break;case"comment":if(!node.suppress){this.buf+=this.out(this.indent+this.visit(node)+"\n",node)}break;case"charset":case"literal":case"namespace":this.buf+=this.out(this.visit(node)+"\n",node);break}}};Compiler.prototype.visitKeyframes=function(node){if(!node.frames)return;var prefix="official"==node.prefix?"":"-"+node.prefix+"-";this.buf+=this.out("@"+prefix+"keyframes "+this.visit(node.val)+(this.compress?"{":" {\n"),node);this.keyframe=true;++this.indents;this.visit(node.block);--this.indents;this.keyframe=false;this.buf+=this.out("}"+(this.compress?"":"\n"))};Compiler.prototype.visitMedia=function(media){var val=media.val;if(!media.hasOutput||!val.nodes.length)return;this.buf+=this.out("@media ",media);this.visit(val);this.buf+=this.out(this.compress?"{":" {\n");++this.indents;this.visit(media.block);--this.indents;this.buf+=this.out("}"+(this.compress?"":"\n"))};Compiler.prototype.visitQueryList=function(queries){for(var i=0,len=queries.nodes.length;i<len;++i){this.visit(queries.nodes[i]);if(len-1!=i)this.buf+=this.out(","+(this.compress?"":" "))}};Compiler.prototype.visitQuery=function(node){var len=node.nodes.length;if(node.predicate)this.buf+=this.out(node.predicate+" ");if(node.type)this.buf+=this.out(node.type+(len?" and ":""));for(var i=0;i<len;++i){this.buf+=this.out(this.visit(node.nodes[i]));if(len-1!=i)this.buf+=this.out(" and ")}};Compiler.prototype.visitFeature=function(node){if(!node.expr){return node.name}else if(node.expr.isEmpty){return"("+node.name+")"}else{return"("+node.name+":"+(this.compress?"":" ")+this.visit(node.expr)+")"}};Compiler.prototype.visitImport=function(imported){this.buf+=this.out("@import "+this.visit(imported.path)+";\n",imported)};Compiler.prototype.visitAtrule=function(atrule){var newline=this.compress?"":"\n";this.buf+=this.out(this.indent+"@"+atrule.type,atrule);if(atrule.val)this.buf+=this.out(" "+atrule.val.trim());if(atrule.block){if(atrule.hasOnlyProperties){this.visit(atrule.block)}else{this.buf+=this.out(this.compress?"{":" {\n");++this.indents;this.visit(atrule.block);--this.indents;this.buf+=this.out(this.indent+"}"+newline)}}else{this.buf+=this.out(";"+newline)}};Compiler.prototype.visitSupports=function(node){if(!node.hasOutput)return;this.buf+=this.out(this.indent+"@supports ",node);this.isCondition=true;this.buf+=this.out(this.visit(node.condition));this.isCondition=false;this.buf+=this.out(this.compress?"{":" {\n");++this.indents;this.visit(node.block);--this.indents;this.buf+=this.out(this.indent+"}"+(this.compress?"":"\n"))},Compiler.prototype.visitComment=function(comment){return this.compress?comment.suppress?"":comment.str:comment.str};Compiler.prototype.visitFunction=function(fn){return fn.name};Compiler.prototype.visitCharset=function(charset){return"@charset "+this.visit(charset.val)+";"};Compiler.prototype.visitNamespace=function(namespace){return"@namespace "+(namespace.prefix?this.visit(namespace.prefix)+" ":"")+this.visit(namespace.val)+";"};Compiler.prototype.visitLiteral=function(lit){var val=lit.val;if(lit.css)val=val.replace(/^  /gm,"");return val};Compiler.prototype.visitBoolean=function(bool){return bool.toString()};Compiler.prototype.visitRGBA=function(rgba){return rgba.toString()};Compiler.prototype.visitHSLA=function(hsla){return hsla.rgba.toString()};Compiler.prototype.visitUnit=function(unit){var type=unit.type||"",n=unit.val,float=n!=(n|0);if(this.compress){if("%"!=type&&"s"!=type&&"ms"!=type&&0==n)return"0";if(float&&n<1&&n>-1){return n.toString().replace("0.",".")+type}}return(float?parseFloat(n.toFixed(15)):n).toString()+type};Compiler.prototype.visitGroup=function(group){var stack=this.keyframe?[]:this.stack,comma=this.compress?",":",\n";stack.push(group.nodes);if(group.block.hasProperties){var selectors=utils.compileSelectors.call(this,stack),len=selectors.length;if(len){if(this.keyframe)comma=this.compress?",":", ";for(var i=0;i<len;++i){var selector=selectors[i],last=i==len-1;if(this.keyframe)selector=i?selector.trim():selector;this.buf+=this.out(selector+(last?"":comma),group.nodes[i])}}else{group.block.lacksRenderedSelectors=true}}this.visit(group.block);stack.pop()};Compiler.prototype.visitIdent=function(ident){return ident.name};Compiler.prototype.visitString=function(string){return this.isURL?string.val:string.toString()};Compiler.prototype.visitNull=function(node){return""};Compiler.prototype.visitCall=function(call){this.isURL="url"==call.name;var args=call.args.nodes.map(function(arg){return this.visit(arg)},this).join(this.compress?",":", ");if(this.isURL)args='"'+args+'"';this.isURL=false;return call.name+"("+args+")"};Compiler.prototype.visitExpression=function(expr){var buf=[],self=this,len=expr.nodes.length,nodes=expr.nodes.map(function(node){return self.visit(node)});nodes.forEach(function(node,i){var last=i==len-1;buf.push(node);if("/"==nodes[i+1]||"/"==node)return;if(last)return;var space=self.isURL||self.isCondition&&(")"==nodes[i+1]||"("==node)?"":" ";buf.push(expr.isList?self.compress?",":", ":space)});return buf.join("")};Compiler.prototype.visitArguments=Compiler.prototype.visitExpression;Compiler.prototype.visitProperty=function(prop){var val=this.visit(prop.expr).trim(),name=prop.name||prop.segments.join(""),arr=[];arr.push(this.out(this.indent),this.out(name+(this.compress?":":": "),prop),this.out(val,prop.expr),this.out(this.compress?this.last?"":";":";"));return arr.join("")};Compiler.prototype.debugInfo=function(node){var path=node.filename=="stdin"?"stdin":fs.realpathSync(node.filename),line=(node.nodes&&node.nodes.length?node.nodes[0].lineno:node.lineno)||1;if(this.linenos){this.buf+="\n/* "+"line "+line+" : "+path+" */\n"}if(this.firebug){path="file\\:\\/\\/"+path.replace(/([.:\/\\])/g,function(m){return"\\"+(m==="\\"?"/":m)});line="\\00003"+line;this.buf+="\n@media -stylus-debug-info"+"{filename{font-family:"+path+"}line{font-family:"+line+"}}\n"}}});require.register("visitor/evaluator.js",function(module,exports,require){var Visitor=require("./index"),nodes=require("../nodes"),Stack=require("../stack"),Frame=require("../stack/frame"),utils=require("../utils"),bifs=require("../functions"),dirname=require("../path").dirname,colors=require("../colors"),units=require("../units");function cloneNode(node){if(node.block&&node.block.node){node.block.node=node.block.node.clone()}if(node.nodes&&node.nodes.length){node.nodes.map(cloneNode)}return node}function importFile(node,file,literal){var importStack=this.importStack,Parser=require("../parser"),stat;if(node.once){if(this.requireHistory[file])return nodes.nil;this.requireHistory[file]=true;if(literal&&!this.includeCSS){return node}}if(~importStack.indexOf(file))throw new Error("import loop has been found");var str=fs.readFileSync(file,"utf8");if(!str.trim())return nodes.nil;node.path=file;node.dirname=dirname(file);stat=fs.statSync(file);node.mtime=stat.mtime;this.paths.push(node.dirname);if(this.options._imports)this.options._imports.push(node.clone());importStack.push(file);nodes.filename=file;if(literal){literal=new nodes.Literal(str.replace(/\r\n?/g,"\n"));literal.lineno=literal.column=1;if(!this.resolveURL)return literal}var block=new nodes.Block,parser=new Parser(str,utils.merge({root:block},this.options));try{block=parser.parse()}catch(err){var line=parser.lexer.lineno,column=parser.lexer.column;if(literal&&this.includeCSS&&this.resolveURL){this.warn("ParseError: "+file+":"+line+":"+column+". This file included as-is");return literal}else{err.filename=file;err.lineno=line;err.column=column;err.input=str;throw err}}block=block.clone(this.currentBlock);block.parent=this.currentBlock;block.scope=false;var ret=this.visit(block);importStack.pop();if(!this.resolveURL||this.resolveURL.nocheck)this.paths.pop();return ret}var Evaluator=module.exports=function Evaluator(root,options){options=options||{};Visitor.call(this,root);var functions=this.functions=options.functions||{};this.stack=new Stack;this.imports=options.imports||[];this.globals=options.globals||{};this.paths=options.paths||[];this.prefix=options.prefix||"";this.filename=options.filename;this.includeCSS=options["include css"];this.resolveURL=functions.url&&"resolver"==functions.url.name&&functions.url.options;this.paths.push(dirname(options.filename||"."));this.stack.push(this.global=new Frame(root));this.warnings=options.warn;this.options=options;this.calling=[];this.importStack=[];this.ret=0;this.requireHistory={}};Evaluator.prototype.__proto__=Visitor.prototype;var visit=Visitor.prototype.visit;Evaluator.prototype.visit=function(node){try{return visit.call(this,node)}catch(err){if(err.filename)throw err;err.lineno=node.lineno;err.column=node.column;err.filename=node.filename;err.stylusStack=this.stack.toString();try{}catch(err){}throw err}};Evaluator.prototype.setup=function(){var root=this.root;var imports=[];this.populateGlobalScope();this.imports.forEach(function(file){var expr=new nodes.Expression;expr.push(new nodes.String(file));imports.push(new nodes.Import(expr))},this);root.nodes=imports.concat(root.nodes)};Evaluator.prototype.populateGlobalScope=function(){var scope=this.global.scope;Object.keys(colors).forEach(function(name){var color=colors[name],rgba=new nodes.RGBA(color[0],color[1],color[2],color[3]),node=new nodes.Ident(name,rgba);rgba.name=name;scope.add(node)});scope.add(new nodes.Ident("embedurl",new nodes.Function("embedurl",require("../functions/url")({limit:false}))));var globals=this.globals;Object.keys(globals).forEach(function(name){var val=globals[name];if(!val.nodeName)val=new nodes.Literal(val);scope.add(new nodes.Ident(name,val))})};Evaluator.prototype.evaluate=function(){this.setup();return this.visit(this.root)};Evaluator.prototype.visitGroup=function(group){group.nodes=group.nodes.map(function(selector){selector.val=this.interpolate(selector);return selector},this);group.block=this.visit(group.block);return group};Evaluator.prototype.visitReturn=function(ret){ret.expr=this.visit(ret.expr);throw ret};Evaluator.prototype.visitMedia=function(media){media.block=this.visit(media.block);media.val=this.visit(media.val);return media};Evaluator.prototype.visitQueryList=function(queries){var val,query;queries.nodes.forEach(this.visit,this);if(1==queries.nodes.length){query=queries.nodes[0];if(val=this.lookup(query.type)){val=val.first.string;if(!val)return queries;var Parser=require("../parser"),parser=new Parser(val,this.options);queries=this.visit(parser.queries())}}return queries};Evaluator.prototype.visitQuery=function(node){node.predicate=this.visit(node.predicate);node.type=this.visit(node.type);node.nodes.forEach(this.visit,this);return node};Evaluator.prototype.visitFeature=function(node){node.name=this.interpolate(node);if(node.expr){this.ret++;node.expr=this.visit(node.expr);this.ret--}return node};Evaluator.prototype.visitObject=function(obj){for(var key in obj.vals){obj.vals[key]=this.visit(obj.vals[key])}return obj};Evaluator.prototype.visitMember=function(node){var left=node.left,right=node.right,obj=this.visit(left).first;if("object"!=obj.nodeName){throw new Error(left.toString()+" has no property ."+right)}if(node.val){this.ret++;obj.set(right.name,this.visit(node.val));this.ret--}return obj.get(right.name)};Evaluator.prototype.visitKeyframes=function(keyframes){var val;if(keyframes.fabricated)return keyframes;keyframes.val=this.interpolate(keyframes).trim();if(val=this.lookup(keyframes.val)){keyframes.val=val.first.string||val.first.name}keyframes.block=this.visit(keyframes.block);if("official"!=keyframes.prefix)return keyframes;this.vendors.forEach(function(prefix){if("ms"==prefix)return;var node=keyframes.clone();node.val=keyframes.val;node.prefix=prefix;node.block=keyframes.block;node.fabricated=true;this.currentBlock.push(node)},this);return nodes.nil};Evaluator.prototype.visitFunction=function(fn){var local=this.stack.currentFrame.scope.lookup(fn.name);if(local)this.warn("local "+local.nodeName+' "'+fn.name+'" previously defined in this scope');var user=this.functions[fn.name];if(user)this.warn('user-defined function "'+fn.name+'" is already defined');var bif=bifs[fn.name];if(bif)this.warn('built-in function "'+fn.name+'" is already defined');return fn};Evaluator.prototype.visitEach=function(each){this.ret++;var expr=utils.unwrap(this.visit(each.expr)),len=expr.nodes.length,val=new nodes.Ident(each.val),key=new nodes.Ident(each.key||"__index__"),scope=this.currentScope,block=this.currentBlock,vals=[],self=this,body,obj;this.ret--;each.block.scope=false;function visitBody(key,val){scope.add(val);scope.add(key);body=self.visit(each.block.clone());vals=vals.concat(body.nodes)}if(1==len&&"object"==expr.nodes[0].nodeName){obj=expr.nodes[0];for(var prop in obj.vals){val.val=new nodes.String(prop);key.val=obj.get(prop);visitBody(key,val)}}else{for(var i=0;i<len;++i){val.val=expr.nodes[i];key.val=new nodes.Unit(i);visitBody(key,val)}}this.mixin(vals,block);return vals[vals.length-1]||nodes.nil};Evaluator.prototype.visitCall=function(call){var fn=this.lookup(call.name),literal,ret;this.ignoreColors="url"==call.name;if(fn&&"expression"==fn.nodeName){fn=fn.nodes[0]}if(fn&&"function"!=fn.nodeName){fn=this.lookupFunction(call.name)}if(!fn||fn.nodeName!="function"){if("calc"==this.unvendorize(call.name)){literal=call.args.nodes&&call.args.nodes[0];if(literal)ret=new nodes.Literal(call.name+literal)}else{ret=this.literalCall(call)}this.ignoreColors=false;return ret}this.calling.push(call.name);if(this.calling.length>200){throw new RangeError("Maximum stylus call stack size exceeded")}if("expression"==fn.nodeName)fn=fn.first;this.ret++;var args=this.visit(call.args);for(var key in args.map){args.map[key]=this.visit(args.map[key].clone())}this.ret--;if(fn.fn){ret=this.invokeBuiltin(fn.fn,args)}else if("function"==fn.nodeName){if(call.block)call.block=this.visit(call.block);ret=this.invokeFunction(fn,args,call.block)}this.calling.pop();this.ignoreColors=false;return ret};Evaluator.prototype.visitIdent=function(ident){var prop;if(ident.property){if(prop=this.lookupProperty(ident.name)){return this.visit(prop.expr.clone())}return nodes.nil}else if(ident.val.isNull){var val=this.lookup(ident.name);if(val&&ident.mixin)this.mixinNode(val);return val?this.visit(val):ident}else{this.ret++;ident.val=this.visit(ident.val);this.ret--;this.currentScope.add(ident);return ident.val}};Evaluator.prototype.visitBinOp=function(binop){if("is defined"==binop.op)return this.isDefined(binop.left);
-this.ret++;var op=binop.op,left=this.visit(binop.left),right="||"==op||"&&"==op?binop.right:this.visit(binop.right);var val=binop.val?this.visit(binop.val):null;this.ret--;try{return this.visit(left.operate(op,right,val))}catch(err){if("CoercionError"==err.name){switch(op){case"==":return nodes.no;case"!=":return nodes.yes}}throw err}};Evaluator.prototype.visitUnaryOp=function(unary){var op=unary.op,node=this.visit(unary.expr);if("!"!=op){node=node.first.clone();utils.assertType(node,"unit")}switch(op){case"-":node.val=-node.val;break;case"+":node.val=+node.val;break;case"~":node.val=~node.val;break;case"!":return node.toBoolean().negate()}return node};Evaluator.prototype.visitTernary=function(ternary){var ok=this.visit(ternary.cond).toBoolean();return ok.isTrue?this.visit(ternary.trueExpr):this.visit(ternary.falseExpr)};Evaluator.prototype.visitExpression=function(expr){for(var i=0,len=expr.nodes.length;i<len;++i){expr.nodes[i]=this.visit(expr.nodes[i])}if(this.castable(expr))expr=this.cast(expr);return expr};Evaluator.prototype.visitArguments=Evaluator.prototype.visitExpression;Evaluator.prototype.visitProperty=function(prop){var name=this.interpolate(prop),fn=this.lookup(name),call=fn&&"function"==fn.first.nodeName,literal=~this.calling.indexOf(name),_prop=this.property;if(call&&!literal&&!prop.literal){var args=nodes.Arguments.fromExpression(utils.unwrap(prop.expr.clone()));prop.name=name;this.property=prop;this.ret++;this.property.expr=this.visit(prop.expr);this.ret--;var ret=this.visit(new nodes.Call(name,args));this.property=_prop;return ret}else{this.ret++;prop.name=name;prop.literal=true;this.property=prop;prop.expr=this.visit(prop.expr);this.property=_prop;this.ret--;return prop}};Evaluator.prototype.visitRoot=function(block){if(block!=this.root){block.constructor=nodes.Block;return this.visit(block)}for(var i=0;i<block.nodes.length;++i){block.index=i;block.nodes[i]=this.visit(block.nodes[i])}return block};Evaluator.prototype.visitBlock=function(block){this.stack.push(new Frame(block));for(block.index=0;block.index<block.nodes.length;++block.index){try{block.nodes[block.index]=this.visit(block.nodes[block.index])}catch(err){if("return"==err.nodeName){if(this.ret){this.stack.pop();throw err}else{block.nodes[block.index]=err;break}}else{throw err}}}this.stack.pop();return block};Evaluator.prototype.visitAtblock=function(atblock){atblock.block=this.visit(atblock.block);return atblock};Evaluator.prototype.visitAtrule=function(atrule){atrule.val=this.interpolate(atrule);if(atrule.block)atrule.block=this.visit(atrule.block);return atrule};Evaluator.prototype.visitSupports=function(node){var condition=node.condition,val;this.ret++;node.condition=this.visit(condition);this.ret--;val=condition.first;if(1==condition.nodes.length&&"string"==val.nodeName){node.condition=val.string}node.block=this.visit(node.block);return node};Evaluator.prototype.visitIf=function(node){var ret,block=this.currentBlock,negate=node.negate;this.ret++;var ok=this.visit(node.cond).first.toBoolean();this.ret--;node.block.scope=node.block.hasMedia;if(negate){if(ok.isFalse){ret=this.visit(node.block)}}else{if(ok.isTrue){ret=this.visit(node.block)}else if(node.elses.length){var elses=node.elses,len=elses.length,cond;for(var i=0;i<len;++i){if(elses[i].cond){elses[i].block.scope=elses[i].block.hasMedia;this.ret++;cond=this.visit(elses[i].cond).first.toBoolean();this.ret--;if(cond.isTrue){ret=this.visit(elses[i].block);break}}else{elses[i].scope=elses[i].hasMedia;ret=this.visit(elses[i])}}}}if(ret&&!node.postfix&&block.node&&~["group","atrule","media","supports","keyframes"].indexOf(block.node.nodeName)){this.mixin(ret.nodes,block);return nodes.nil}return ret||nodes.nil};Evaluator.prototype.visitExtend=function(extend){var block=this.currentBlock;if("group"!=block.node.nodeName)block=this.closestGroup;extend.selectors.forEach(function(selector){block.node.extends.push({selector:this.interpolate(selector.clone()).trim(),optional:selector.optional,lineno:selector.lineno,column:selector.column})},this);return nodes.nil};Evaluator.prototype.visitImport=function(imported){this.ret++;var path=this.visit(imported.path).first,nodeName=imported.once?"require":"import",found,literal;this.ret--;if("url"==path.name){if(imported.once)throw new Error("You cannot @require a url");return imported}if(!path.string)throw new Error("@"+nodeName+" string expected");var name=path=path.string;if(/(?:url\s*\(\s*)?['"]?(?:#|(?:https?:)?\/\/)/i.test(path)){if(imported.once)throw new Error("You cannot @require a url");return imported}if(/\.css(?:"|$)/.test(path)){literal=true;if(!imported.once&&!this.includeCSS){return imported}}if(!literal&&!/\.styl$/i.test(path))path+=".styl";found=utils.find(path,this.paths,this.filename);if(!found){found=utils.lookupIndex(name,this.paths,this.filename)}if(!found)throw new Error("failed to locate @"+nodeName+" file "+path);var block=new nodes.Block;for(var i=0,len=found.length;i<len;++i){block.push(importFile.call(this,imported,found[i],literal))}return block};Evaluator.prototype.invokeFunction=function(fn,args,content){var block=new nodes.Block(fn.block.parent);var body=fn.block.clone(block);var mixinBlock=this.stack.currentFrame.block;this.stack.push(new Frame(block));var scope=this.currentScope;if("arguments"!=args.nodeName){var expr=new nodes.Expression;expr.push(args);args=nodes.Arguments.fromExpression(expr)}scope.add(new nodes.Ident("arguments",args));scope.add(new nodes.Ident("mixin",this.ret?nodes.no:new nodes.String(mixinBlock.nodeName)));if(this.property){var prop=this.propertyExpression(this.property,fn.name);scope.add(new nodes.Ident("current-property",prop))}else{scope.add(new nodes.Ident("current-property",nodes.nil))}var expr=new nodes.Expression;for(var i=this.calling.length-1;i--;){expr.push(new nodes.Literal(this.calling[i]))}scope.add(new nodes.Ident("called-from",expr));var i=0,len=args.nodes.length;fn.params.nodes.forEach(function(node){if(node.rest){node.val=new nodes.Expression;for(;i<len;++i)node.val.push(args.nodes[i]);node.val.preserve=true;node.val.isList=args.isList}else{var arg=args.map[node.name]||args.nodes[i++];node=node.clone();if(arg){arg.isEmpty?args.nodes[i-1]=this.visit(node):node.val=arg}else{args.push(node.val)}if(node.val.isNull){throw new Error('argument "'+node+'" required for '+fn)}}scope.add(node)},this);if(content)scope.add(new nodes.Ident("block",content,true));return this.invoke(body,true,fn.filename)};Evaluator.prototype.invokeBuiltin=function(fn,args){if(fn.raw){args=args.nodes}else{args=utils.params(fn).reduce(function(ret,param){var arg=args.map[param]||args.nodes.shift();if(arg){arg=utils.unwrap(arg);var len=arg.nodes.length;if(len>1){for(var i=0;i<len;++i){ret.push(utils.unwrap(arg.nodes[i].first))}}else{ret.push(arg.first)}}return ret},[])}var body=utils.coerce(fn.apply(this,args));var expr=new nodes.Expression;expr.push(body);body=expr;return this.invoke(body)};Evaluator.prototype.invoke=function(body,stack,filename){var self=this,ret;if(filename)this.paths.push(dirname(filename));if(this.ret){ret=this.eval(body.nodes);if(stack)this.stack.pop()}else{body=this.visit(body);if(stack)this.stack.pop();this.mixin(body.nodes,this.currentBlock);ret=nodes.nil}if(filename)this.paths.pop();return ret};Evaluator.prototype.mixin=function(nodes,block){if(!nodes.length)return;var len=block.nodes.length,head=block.nodes.slice(0,block.index),tail=block.nodes.slice(block.index+1,len);this._mixin(nodes,head,block);block.index=0;block.nodes=head.concat(tail)};Evaluator.prototype._mixin=function(items,dest,block){var node,len=items.length;for(var i=0;i<len;++i){switch((node=items[i]).nodeName){case"return":return;case"block":this._mixin(node.nodes,dest,block);break;case"media":var parentNode=node.block.parent.node;if(parentNode&&"call"!=parentNode.nodeName){node.block.parent=block}case"property":var val=node.expr;if(node.literal&&"block"==val.first.name){val=utils.unwrap(val);val.nodes[0]=new nodes.Literal("block")}default:dest.push(node)}}};Evaluator.prototype.mixinNode=function(node){node=this.visit(node.first);switch(node.nodeName){case"object":this.mixinObject(node);return nodes.nil;case"block":case"atblock":this.mixin(node.nodes,this.currentBlock);return nodes.nil}};Evaluator.prototype.mixinObject=function(object){var Parser=require("../parser"),root=this.root,str="$block "+object.toBlock(),parser=new Parser(str,utils.merge({root:block},this.options)),block;try{block=parser.parse()}catch(err){err.filename=this.filename;err.lineno=parser.lexer.lineno;err.column=parser.lexer.column;err.input=str;throw err}block.parent=root;block.scope=false;var ret=this.visit(block),vals=ret.first.nodes;for(var i=0,len=vals.length;i<len;++i){if(vals[i].block){this.mixin(vals[i].block.nodes,this.currentBlock);break}}};Evaluator.prototype.eval=function(vals){if(!vals)return nodes.nil;var len=vals.length,node=nodes.nil;try{for(var i=0;i<len;++i){node=vals[i];switch(node.nodeName){case"if":if("block"!=node.block.nodeName){node=this.visit(node);break}case"each":case"block":node=this.visit(node);if(node.nodes)node=this.eval(node.nodes);break;default:node=this.visit(node)}}}catch(err){if("return"==err.nodeName){return err.expr}else{throw err}}return node};Evaluator.prototype.literalCall=function(call){call.args=this.visit(call.args);return call};Evaluator.prototype.lookupProperty=function(name){var i=this.stack.length,index=this.currentBlock.index,top=i,nodes,block,len,other;while(i--){block=this.stack[i].block;if(!block.node)continue;switch(block.node.nodeName){case"group":case"function":case"if":case"each":case"atrule":case"media":case"atblock":case"call":nodes=block.nodes;if(i+1==top){while(index--){if(this.property==nodes[index])continue;other=this.interpolate(nodes[index]);if(name==other)return nodes[index].clone()}}else{len=nodes.length;while(len--){if("property"!=nodes[len].nodeName||this.property==nodes[len])continue;other=this.interpolate(nodes[len]);if(name==other)return nodes[len].clone()}}break}}return nodes.nil};Evaluator.prototype.__defineGetter__("closestBlock",function(){var i=this.stack.length,block;while(i--){block=this.stack[i].block;if(block.node){switch(block.node.nodeName){case"group":case"keyframes":case"atrule":case"atblock":case"media":case"call":return block}}}});Evaluator.prototype.__defineGetter__("closestGroup",function(){var i=this.stack.length,block;while(i--){block=this.stack[i].block;if(block.node&&"group"==block.node.nodeName){return block}}});Evaluator.prototype.__defineGetter__("selectorStack",function(){var block,stack=[];for(var i=0,len=this.stack.length;i<len;++i){block=this.stack[i].block;if(block.node&&"group"==block.node.nodeName){block.node.nodes.forEach(function(selector){if(!selector.val)selector.val=this.interpolate(selector)},this);stack.push(block.node.nodes)}}return stack});Evaluator.prototype.lookup=function(name){var val;if(this.ignoreColors&&name in colors)return;if(val=this.stack.lookup(name)){return utils.unwrap(val)}else{return this.lookupFunction(name)}};Evaluator.prototype.interpolate=function(node){var self=this,isSelector="selector"==node.nodeName;function toString(node){switch(node.nodeName){case"function":case"ident":return node.name;case"literal":case"string":if(self.prefix&&!node.prefixed&&!node.val.nodeName){node.val=node.val.replace(/\./g,"."+self.prefix);node.prefixed=true}return node.val;case"unit":return"%"==node.type?node.val+"%":node.val;case"member":return toString(self.visit(node));case"expression":if(self.calling&&~self.calling.indexOf("selector")&&self._selector)return self._selector;self.ret++;var ret=toString(self.visit(node).first);self.ret--;if(isSelector)self._selector=ret;return ret}}if(node.segments){return node.segments.map(toString).join("")}else{return toString(node)}};Evaluator.prototype.lookupFunction=function(name){var fn=this.functions[name]||bifs[name];if(fn)return new nodes.Function(name,fn)};Evaluator.prototype.isDefined=function(node){if("ident"==node.nodeName){return nodes.Boolean(this.lookup(node.name))}else{throw new Error('invalid "is defined" check on non-variable '+node)}};Evaluator.prototype.propertyExpression=function(prop,name){var expr=new nodes.Expression,val=prop.expr.clone();expr.push(new nodes.String(prop.name));function replace(node){if("call"==node.nodeName&&name==node.name){return new nodes.Literal("__CALL__")}if(node.nodes)node.nodes=node.nodes.map(replace);return node}replace(val);expr.push(val);return expr};Evaluator.prototype.cast=function(expr){return new nodes.Unit(expr.first.val,expr.nodes[1].name)};Evaluator.prototype.castable=function(expr){return 2==expr.nodes.length&&"unit"==expr.first.nodeName&&~units.indexOf(expr.nodes[1].name)};Evaluator.prototype.warn=function(msg){if(!this.warnings)return;console.warn("Warning: "+msg)};Evaluator.prototype.__defineGetter__("currentBlock",function(){return this.stack.currentFrame.block});Evaluator.prototype.__defineGetter__("vendors",function(){return this.lookup("vendors").nodes.map(function(node){return node.string})});Evaluator.prototype.unvendorize=function(prop){for(var i=0,len=this.vendors.length;i<len;i++){if("official"!=this.vendors[i]){var vendor="-"+this.vendors[i]+"-";if(~prop.indexOf(vendor))return prop.replace(vendor,"")}}return prop};Evaluator.prototype.__defineGetter__("currentScope",function(){return this.stack.currentFrame.scope});Evaluator.prototype.__defineGetter__("currentFrame",function(){return this.stack.currentFrame})});require.register("visitor/normalizer.js",function(module,exports,require){var Visitor=require("./index"),nodes=require("../nodes/index"),utils=require("../utils");var Normalizer=module.exports=function Normalizer(root,options){options=options||{};Visitor.call(this,root);this.hoist=options["hoist atrules"];this.stack=[];this.map={};this.imports=[]};Normalizer.prototype.__proto__=Visitor.prototype;Normalizer.prototype.normalize=function(){var ret=this.visit(this.root);if(this.hoist){if(this.imports.length)ret.nodes=this.imports.concat(ret.nodes);if(this.charset)ret.nodes=[this.charset].concat(ret.nodes)}return ret};Normalizer.prototype.bubble=function(node){var props=[],other=[],self=this;function filterProps(block){block.nodes.forEach(function(node){node=self.visit(node);switch(node.nodeName){case"property":props.push(node);break;case"block":filterProps(node);break;default:other.push(node)}})}filterProps(node.block);if(props.length){var selector=new nodes.Selector([new nodes.Literal("&")]);selector.lineno=node.lineno;selector.column=node.column;selector.filename=node.filename;selector.val="&";var group=new nodes.Group;group.lineno=node.lineno;group.column=node.column;group.filename=node.filename;var block=new nodes.Block(node.block,group);block.lineno=node.lineno;block.column=node.column;block.filename=node.filename;props.forEach(function(prop){block.push(prop)});group.push(selector);group.block=block;node.block.nodes=[];node.block.push(group);other.forEach(function(n){node.block.push(n)});var group=this.closestGroup(node.block);if(group)node.group=group.clone();node.bubbled=true}};Normalizer.prototype.closestGroup=function(block){var parent=block.parent,node;while(parent&&(node=parent.node)){if("group"==node.nodeName)return node;parent=node.block&&node.block.parent}};Normalizer.prototype.visitRoot=function(block){var ret=new nodes.Root,node;for(var i=0;i<block.nodes.length;++i){node=block.nodes[i];switch(node.nodeName){case"null":case"expression":case"function":case"unit":case"atblock":continue;default:this.rootIndex=i;ret.push(this.visit(node))}}return ret};Normalizer.prototype.visitProperty=function(prop){this.visit(prop.expr);return prop};Normalizer.prototype.visitExpression=function(expr){expr.nodes=expr.nodes.map(function(node){if("block"==node.nodeName){var literal=new nodes.Literal("block");literal.lineno=expr.lineno;literal.column=expr.column;return literal}return node});return expr};Normalizer.prototype.visitBlock=function(block){var node;if(block.hasProperties){for(var i=0,len=block.nodes.length;i<len;++i){node=block.nodes[i];switch(node.nodeName){case"null":case"expression":case"function":case"group":case"unit":case"atblock":continue;default:block.nodes[i]=this.visit(node)}}}for(var i=0,len=block.nodes.length;i<len;++i){node=block.nodes[i];block.nodes[i]=this.visit(node)}return block};Normalizer.prototype.visitGroup=function(group){var stack=this.stack,map=this.map,parts;group.nodes.forEach(function(selector,i){if(!~selector.val.indexOf(","))return;if(~selector.val.indexOf("\\,")){selector.val=selector.val.replace(/\\,/g,",");return}parts=selector.val.split(",");var root="/"==selector.val.charAt(0),part,s;for(var k=0,len=parts.length;k<len;++k){part=parts[k].trim();if(root&&k>0&&!~part.indexOf("&")){part="/"+part}s=new nodes.Selector([new nodes.Literal(part)]);s.val=part;s.block=group.block;group.nodes[i++]=s}});stack.push(group.nodes);var selectors=utils.compileSelectors(stack,true);selectors.forEach(function(selector){map[selector]=map[selector]||[];map[selector].push(group)});this.extend(group,selectors);stack.pop();return group};Normalizer.prototype.visitFunction=function(){return nodes.nil};Normalizer.prototype.visitMedia=function(media){var medias=[],group=this.closestGroup(media.block),parent;function mergeQueries(block){block.nodes.forEach(function(node,i){switch(node.nodeName){case"media":node.val=media.val.merge(node.val);medias.push(node);block.nodes[i]=nodes.nil;break;case"block":mergeQueries(node);break;default:if(node.block&&node.block.nodes)mergeQueries(node.block)}})}mergeQueries(media.block);this.bubble(media);if(medias.length){medias.forEach(function(node){if(group){group.block.push(node)}else{this.root.nodes.splice(++this.rootIndex,0,node)}node=this.visit(node);parent=node.block.parent;if(node.bubbled&&(!group||"group"==parent.node.nodeName)){node.group.block=node.block.nodes[0].block;node.block.nodes[0]=node.group}},this)}return media};Normalizer.prototype.visitSupports=function(node){this.bubble(node);return node};Normalizer.prototype.visitAtrule=function(node){if(node.block)node.block=this.visit(node.block);return node};Normalizer.prototype.visitKeyframes=function(node){var frames=node.block.nodes.filter(function(frame){return frame.block&&frame.block.hasProperties});node.frames=frames.length;return node};Normalizer.prototype.visitImport=function(node){this.imports.push(node);return this.hoist?nodes.nil:node};Normalizer.prototype.visitCharset=function(node){this.charset=node;return this.hoist?nodes.nil:node};Normalizer.prototype.extend=function(group,selectors){var map=this.map,self=this,parent=this.closestGroup(group.block);group.extends.forEach(function(extend){var groups=map[extend.selector];if(!groups){if(extend.optional)return;var err=new Error('Failed to @extend "'+extend.selector+'"');err.lineno=extend.lineno;err.column=extend.column;throw err}selectors.forEach(function(selector){var node=new nodes.Selector;node.val=selector;node.inherits=false;groups.forEach(function(group){if(!parent||parent!=group)self.extend(group,selectors);group.push(node)})})});group.block=this.visit(group.block)}});return require("stylus")}();