kmx.io/prism.js

diff --git a/components/prism-less.js b/components/prism-less.js
index 4762062..0521d2c 100644
--- a/components/prism-less.js
+++ b/components/prism-less.js
@@ -15,14 +15,14 @@ Prism.languages.less = Prism.languages.extend('css', {
 		}
 	],
 	'atrule': {
-		pattern: /@[\w-]+?(?:\([^{}]+\)|[^(){};])*?(?=\s*\{)/i,
+		pattern: /@[\w-]+?(?:\((?:[^(){}]|\([^(){}]*\))*\)|[^(){};])*?(?=\s*\{)/,
 		inside: {
 			'punctuation': /[:()]/
 		}
 	},
 	// selectors and mixins are considered the same
 	'selector': {
-		pattern: /(?:@\{[\w-]+\}|[^{};\s@])(?:@\{[\w-]+\}|\([^{}]*\)|[^{};@])*?(?=\s*\{)/,
+		pattern: /(?:@\{[\w-]+\}|[^{};\s@])(?:@\{[\w-]+\}|\((?:[^(){}]|\([^(){}]*\))*\)|[^(){};@])*?(?=\s*\{)/,
 		inside: {
 			// mixin parameters
 			'variable': /@+[\w-]+/
diff --git a/components/prism-less.min.js b/components/prism-less.min.js
index 9ecfedf..5c3aa7d 100644
--- a/components/prism-less.min.js
+++ b/components/prism-less.min.js
@@ -1 +1 @@
-Prism.languages.less=Prism.languages.extend("css",{comment:[/\/\*[\s\S]*?\*\//,{pattern:/(^|[^\\])\/\/.*/,lookbehind:!0}],atrule:{pattern:/@[\w-]+?(?:\([^{}]+\)|[^(){};])*?(?=\s*\{)/i,inside:{punctuation:/[:()]/}},selector:{pattern:/(?:@\{[\w-]+\}|[^{};\s@])(?:@\{[\w-]+\}|\([^{}]*\)|[^{};@])*?(?=\s*\{)/,inside:{variable:/@+[\w-]+/}},property:/(?:@\{[\w-]+\}|[\w-])+(?:\+_?)?(?=\s*:)/i,operator:/[+\-*\/]/}),Prism.languages.insertBefore("less","property",{variable:[{pattern:/@[\w-]+\s*:/,inside:{punctuation:/:/}},/@@?[\w-]+/],"mixin-usage":{pattern:/([{;]\s*)[.#](?!\d)[\w-]+.*?(?=[(;])/,lookbehind:!0,alias:"function"}});
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+Prism.languages.less=Prism.languages.extend("css",{comment:[/\/\*[\s\S]*?\*\//,{pattern:/(^|[^\\])\/\/.*/,lookbehind:!0}],atrule:{pattern:/@[\w-]+?(?:\((?:[^(){}]|\([^(){}]*\))*\)|[^(){};])*?(?=\s*\{)/,inside:{punctuation:/[:()]/}},selector:{pattern:/(?:@\{[\w-]+\}|[^{};\s@])(?:@\{[\w-]+\}|\((?:[^(){}]|\([^(){}]*\))*\)|[^(){};@])*?(?=\s*\{)/,inside:{variable:/@+[\w-]+/}},property:/(?:@\{[\w-]+\}|[\w-])+(?:\+_?)?(?=\s*:)/i,operator:/[+\-*\/]/}),Prism.languages.insertBefore("less","property",{variable:[{pattern:/@[\w-]+\s*:/,inside:{punctuation:/:/}},/@@?[\w-]+/],"mixin-usage":{pattern:/([{;]\s*)[.#](?!\d)[\w-]+.*?(?=[(;])/,lookbehind:!0,alias:"function"}});
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