:root{--paper:#f3f0e9;--ink:#252620;--muted:#6c6d62;--line:#d5d3c8;--accent:#b34c2b;--orange:#cc633d;--serif:Georgia,"Songti SC","Noto Serif CJK SC",serif;--sans:"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.35}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:5px}[hidden]{display:none!important}img{display:block;max-width:100%}.shell{width:min(1320px,calc(100% - 96px));margin-inline:auto}.eyebrow{font-size:10px;font-weight:600;letter-spacing:1.8px;margin:0 0 24px;line-height:1.5}h1,h2,h3,p{margin-top:0}h2{font-family:var(--serif);font-weight:500;font-size:42px;letter-spacing:-1.5px;line-height:1.25;margin-bottom:0}.text-link{font-size:12px;border-bottom:1px solid var(--ink);padding-bottom:5px;display:inline-block;width:max-content}.text-link:hover{color:var(--accent);border-color:var(--accent)}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;padding:17px 23px;border-radius:3px;font-size:13px}.button span{font-size:20px}.primary{background:var(--ink);color:var(--paper)}.primary:hover{background:var(--accent)}
.site-header{height:106px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;align-items:center;gap:13px;font:24px var(--serif);letter-spacing:-1px}.brand-mark{display:grid;place-items:center;width:39px;height:42px;background:var(--accent);color:#fff;font:italic 33px var(--serif);letter-spacing:-4px;padding-right:5px}.brand small{display:block;font:7px var(--sans);letter-spacing:1.5px;margin-top:5px}.site-header nav{display:flex;gap:33px;font-size:12px}.site-header nav a:hover{color:var(--accent)}.github-link{font-size:12px;display:flex;gap:35px;align-items:center}.github-link span{font-size:20px}
.hero{display:grid;grid-template-columns:42% 58%;padding-block:45px 38px;align-items:stretch}.hero-copy{padding:35px 24px 12px 0;display:flex;flex-direction:column;align-items:flex-start}.live-dot{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-right:10px}.hero h1{font:500 clamp(38px,4.2vw,65px)/1.35 var(--serif);letter-spacing:-3px;margin:12px 0 27px;white-space:nowrap}.hero h1 span{color:var(--accent)}.hero-description{font-size:14px;line-height:2;color:var(--muted);margin-bottom:30px}.hero-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.hero-actions .text-link{font-size:11px}.hero-footnote{display:flex;gap:15px;align-items:center;margin-top:auto;padding-top:24px}.asterisk{font-size:39px;color:var(--accent)}.hero-footnote p{font-size:10px;line-height:1.8;margin:0}.hero-footnote p span{color:var(--muted)}.hero-art{margin:0;position:relative;min-height:470px;background:#282824;border-radius:3px 3px 58px 3px;overflow:hidden}.hero-art>img{height:100%;width:100%;object-fit:cover;object-position:62% center}.hero-art figcaption{position:absolute;left:26px;right:26px;bottom:23px;display:flex;justify-content:space-between;gap:20px;color:#f2eee3;font-size:8px;letter-spacing:1px;z-index:1}.hero-art::after{content:"";position:absolute;inset:65% 0 0;background:linear-gradient(transparent,#111a)}.art-label{position:absolute;top:26px;left:26px;color:#f2eee3;font-size:9px;letter-spacing:2px;line-height:1.5;border-left:1px solid #e7e0cb7a;padding-left:12px}.art-label b{display:block;font:italic 34px var(--serif);margin-top:15px;letter-spacing:-1px}
.hero-search{display:flex;align-items:center;gap:11px;width:100%;max-width:430px;margin:0 0 20px;background:#fbf9f4;border:1px solid #cfcebf;border-radius:4px;padding:5px 6px 5px 15px}.hero-search>span{font-size:24px;color:var(--muted)}.hero-search input{min-width:0;flex:1;width:100%;height:39px;background:transparent;border:0;font-size:12px;color:var(--ink)}.hero-search button{height:39px;width:43px;background:var(--accent);color:white;border:0;border-radius:2px;font-size:22px}.hero-search:focus-within{border-color:var(--accent)}

.topic-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:23px}.topic-strip>a{padding:0 27px;border-right:1px solid var(--line)}.topic-strip>a:first-child{padding-left:0}.topic-strip>a:last-child{border:0;padding-right:0}.topic-strip>a>span{font-size:8px;letter-spacing:1.4px;color:var(--muted)}.topic-strip strong{display:block;font-size:18px;font-weight:500;margin:14px 0 8px}.topic-strip i{float:right;font-style:normal;color:var(--accent);font-size:20px}.topic-strip p{font-size:11px;color:var(--muted);margin:0}.topic-strip a:hover strong{color:var(--accent)}
.featured{padding-block:88px 95px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;margin-bottom:36px}.section-heading .eyebrow{color:var(--accent);margin-bottom:14px}.section-caption{font-size:12px;line-height:1.9;color:var(--muted);margin:0}.featured-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.feature-card{border:1px solid var(--line);border-radius:3px;overflow:hidden}.feature-visual{height:177px;position:relative;display:grid;place-items:center;overflow:hidden}.sdk-card .feature-visual{background:#e1e0d3;color:#424b3a}.browser-card .feature-visual{background:#2e332e;color:#e9d7ae}.router-card .feature-visual{background:#c36843;color:#f5e8cb}.visual-caption{position:absolute;bottom:17px;left:20px;font-size:8px;letter-spacing:1.6px}.visual-index{position:absolute;right:19px;top:13px;font:italic 24px var(--serif);opacity:.55}.code-tag{font:italic 68px var(--serif);letter-spacing:-6px}.browser-glyph{display:block;width:121px;height:78px;border:1px solid currentColor;border-radius:6px;position:relative;padding-left:12px}.browser-glyph i{display:inline-block;height:3px;width:3px;background:currentColor;border-radius:50%;margin:8px 2px}.browser-glyph::after{content:"";position:absolute;top:22px;left:0;right:0;border-top:1px solid currentColor}.browser-glyph b{position:absolute;right:18px;top:21px;font:42px var(--serif)}.route-glyph{position:relative;width:112px;height:85px}.route-glyph::before{content:"";position:absolute;left:9px;top:37px;width:67px;border-top:2px solid currentColor}.route-glyph::after{content:"";position:absolute;left:70px;top:6px;height:65px;width:23px;border-left:2px solid currentColor;border-top:2px solid currentColor;border-bottom:2px solid currentColor;border-radius:14px 0 0 14px}.route-glyph i{position:absolute;left:0;top:30px;width:15px;height:15px;border:2px solid currentColor;border-radius:50%;background:#c36843}.route-glyph i:nth-child(2){left:90px;top:0}.route-glyph i:nth-child(3){left:90px;top:63px}.feature-body{padding:25px 24px}.feature-body .eyebrow{font-size:8px;color:var(--muted);margin-bottom:14px}.feature-body h3{font:500 22px/1.35 var(--serif);margin-bottom:14px;letter-spacing:-.5px}.feature-body>p:not(.eyebrow){font-size:12px;line-height:1.9;color:var(--muted);min-height:47px;margin-bottom:22px}.feature-links{display:flex;gap:25px;font-size:11px}.feature-links a{border-bottom:1px solid var(--line);padding-bottom:5px}.feature-links a:hover{color:var(--accent)}
/* Tool-directory structure in Jev's paper, ink, and orange palette. */
.catalog-section{background:#e9e7de;padding-block:62px 65px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.catalog-main{margin-top:35px}.catalog-controls{display:flex;align-items:center;gap:20px;padding:13px 18px;background:#f7f5ef;border:1px solid #cccdbf;border-radius:5px}.search-label{display:flex;align-items:center;gap:12px;flex:1;min-width:0}.search-symbol{font-size:28px;color:var(--muted)}.search-label input{background:transparent;border:0;color:var(--ink);width:100%;min-width:0;height:36px;font-size:14px}.search-label input::placeholder{color:var(--muted)}.search-label kbd{border:1px solid #bfc1b5;padding:3px 8px;font:10px var(--sans);border-radius:2px;color:var(--muted)}.mobile-category{display:none}.reset{border:0;background:none;color:var(--muted);font-size:11px;white-space:nowrap;padding:10px}
.catalog-status{display:flex;justify-content:space-between;gap:15px;align-items:center;padding-block:25px 18px;font-size:11px;color:var(--muted)}.catalog-status p{margin:0}.view-switch{display:flex;background:#f4f2eb;border:1px solid #d0d0c2;padding:3px;border-radius:4px;gap:3px}.view-switch button{border:0;background:transparent;color:var(--muted);font-size:11px;padding:8px 12px;border-radius:2px}.view-switch button[aria-pressed=true]{background:var(--ink);color:var(--paper)}
.category-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:27px}.category-buttons button{background:#f4f2eb;border:1px solid #cdd0c0;text-align:center;padding:10px 14px;font-size:11px;color:var(--ink);border-radius:4px}.category-buttons button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#fff}.category-buttons button:hover:not([aria-pressed=true]){background:#dedfd1}
.resource-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{display:flex;flex-direction:column;min-width:0;background:#f8f6f0;border:1px solid #d1d3c5;border-radius:5px;padding:23px;transition:border-color .15s,box-shadow .15s}.card:hover{border-color:#b7a997;box-shadow:0 5px 16px #42372308}.resource-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:21px}.resource-initial{display:grid;place-items:center;width:38px;height:38px;background:#e9e5d8;color:#6e644d;border:1px solid #ddd5c5;border-radius:8px;font:24px var(--serif)}.category{font-size:9px;color:#74664f;background:#eee9dc;border-radius:3px;padding:6px 8px;line-height:1.3}.resource-body h3{font:500 23px/1.25 var(--serif);margin-bottom:13px;overflow-wrap:anywhere}.resource-body h3 a:hover{color:var(--accent)}.resource-body p{font-size:12px;line-height:1.85;color:#626758;overflow-wrap:anywhere;margin:0 0 25px}.resource-footer{display:flex;justify-content:space-between;gap:12px;align-items:flex-end;border-top:1px solid #e0e1d4;padding-top:15px;margin-top:auto}.resource-domain{color:#777868;font-size:9px;overflow-wrap:anywhere;min-width:0;line-height:1.8}.resource-links{font-size:10px;line-height:2.2;text-align:right;flex-shrink:0;max-width:65%;overflow-wrap:anywhere}.resource-links a{display:inline-block;border-bottom:1px solid #b4b9a6;padding-bottom:1px}.resource-links a:hover{color:var(--accent);border-color:var(--accent)}
.resource-list[data-view=list]{grid-template-columns:1fr;gap:10px}.resource-list[data-view=list] .card{flex-direction:row;align-items:center;gap:30px;padding:22px 26px}.resource-list[data-view=list] .resource-body{flex:1;min-width:0}.resource-list[data-view=list] .resource-heading{justify-content:flex-start;margin-bottom:10px}.resource-list[data-view=list] .resource-initial{display:none}.resource-list[data-view=list] .resource-body h3{font-size:23px;margin-bottom:8px}.resource-list[data-view=list] .resource-body p{margin:0}.resource-list[data-view=list] .resource-footer{flex-direction:column;align-items:flex-end;min-width:140px;max-width:25%;border:0;margin:0;padding:0;gap:8px}.resource-list[data-view=list] .resource-links{max-width:100%}
.pagination{display:flex;justify-content:space-between;align-items:center;padding-top:30px;gap:18px;font-size:11px}.pagination button,.empty-state button{background:transparent;border:1px solid #b7bcaa;padding:12px 16px;color:var(--ink);border-radius:3px;font-size:11px}.pagination button:not(:disabled):hover{background:var(--ink);color:var(--paper)}.catalog-footnote{border-top:1px solid #ced0c2;padding-top:22px;margin:27px 0 0;font-size:10px;color:var(--muted);display:flex;justify-content:space-between;gap:20px;line-height:1.9}.catalog-footnote a{white-space:nowrap}.empty-state{text-align:center;padding:60px 20px;background:#f3f1e9;border:1px solid var(--line);border-radius:4px}.empty-state>span{font:60px var(--serif);color:var(--accent)}.empty-state h3{font:26px var(--serif);margin:18px 0}.empty-state p{font-size:12px;color:var(--muted)}

.learning{padding-block:95px;display:grid;grid-template-columns:1.02fr 1fr;gap:75px;align-items:center}.learning-art{margin:0}.learning-art img{width:100%;height:520px;object-fit:cover;object-position:56% center;border-radius:2px}.learning-art figcaption{font-size:8px;letter-spacing:1.5px;color:var(--muted);padding-top:17px}.learning-copy>.eyebrow{color:var(--accent)}.learning-copy h2{font-size:48px;margin-bottom:25px}.learning-copy>p:not(.eyebrow){font-size:13px;line-height:1.9;color:var(--muted);max-width:430px;margin-bottom:28px}.reading-list a{display:flex;align-items:center;gap:17px;padding:19px 0;border-top:1px solid var(--line)}.reading-list a>span{font:italic 16px var(--serif);color:var(--accent)}.reading-list h3{font-size:14px;font-weight:500;margin:0 0 7px}.reading-list p{font-size:11px;color:var(--muted);margin:0}.reading-list b{margin-left:auto;font-size:19px;font-weight:400}.reading-list a:hover h3{color:var(--accent)}
.contribute{border-top:1px solid var(--line);padding-block:43px 62px;display:flex;align-items:center;gap:30px}.contribute-symbol{font-size:78px;color:var(--accent)}.contribute .eyebrow{font-size:8px;color:var(--muted);margin-bottom:10px}.contribute h2{font-size:26px;letter-spacing:-.5px}.contribute p:not(.eyebrow){font-size:12px;color:var(--muted);margin:12px 0 0}.contribute .button{margin-left:auto;white-space:nowrap}.site-footer{background:#262a24;color:#efeddf;padding-block:48px 32px}.footer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:45px}.footer-wordmark{font:clamp(38px,5.2vw,80px) var(--serif);letter-spacing:-4px}.footer-wordmark>span{font:40px var(--sans);display:inline-block;margin-left:28px;color:#c57552}.footer-top p{font-size:12px;line-height:2;margin:0}.footer-top p span{font-size:10px;color:#a2aa98}.footer-bottom{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;border-top:1px solid #4a5045;padding-top:23px}.footer-bottom p{font-size:10px;line-height:1.9;color:#b1b9a7;margin:0}.footer-bottom nav{display:flex;gap:25px;font-size:10px}.footer-bottom a:hover{color:#e5a886}.skip{position:fixed;top:-100px;background:var(--paper);color:var(--ink);padding:18px;z-index:10}.skip:focus{top:0}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
/* Category pages and shareable directory state. */
.category-intro{padding-block:50px 45px}.category-intro .eyebrow{margin-top:35px;color:var(--accent)}.category-intro h1{font:500 clamp(34px,4vw,58px)/1.3 var(--serif);margin-bottom:20px}.category-intro>p:last-child{max-width:700px;color:var(--muted);line-height:1.9;font-size:15px;margin-bottom:0}.category-directory{display:flex;flex-wrap:wrap;gap:12px 22px;padding-top:24px;font-size:12px;line-height:1.8}.category-directory a{border-bottom:1px solid var(--line)}.category-directory a:hover,.category-directory [aria-current=page]{color:var(--accent);border-color:var(--accent)}.search-help{font-size:11px;line-height:1.8;color:var(--muted);margin:10px 0 0}.catalog-actions{display:flex;align-items:center;gap:15px}.catalog-actions>button{background:none;border:0;color:var(--accent);font-size:11px;padding:8px 0}.resource-body .resource-zh{font-size:14px;color:var(--ink);margin-bottom:10px}.featured-note{font-size:12px;color:var(--muted);line-height:1.8;margin:14px 0 0;max-width:42rem}.featured-note a{color:var(--accent);border-bottom:1px solid var(--line)}.featured-review{font-size:12px;color:var(--muted);line-height:1.9;margin:25px 0 0}.featured-review a{color:var(--accent);border-bottom:1px solid var(--line)}#share-status{font-size:12px;color:var(--accent);line-height:1.8}#share-status:empty{display:none}#share-url{width:100%;padding:12px;border:1px solid var(--accent);border-radius:3px;background:var(--paper);color:var(--ink)}
@media(min-width:1600px){.hero-art{min-height:570px}}
@media(max-width:1100px){.shell{width:calc(100% - 64px)}.hero{grid-template-columns:45% 55%}.hero h1{font-size:43px;letter-spacing:-2px}.hero-art{min-height:470px}.hero-art figcaption>span+span{display:none}.hero-copy{padding-top:24px}.hero-actions{gap:18px}.topic-strip>a{padding-inline:18px}.topic-strip strong{font-size:16px}.resource-list{grid-template-columns:repeat(2,minmax(0,1fr))}.learning{gap:40px}.learning-art img{height:475px}.learning-copy h2{font-size:39px}.featured-grid{gap:17px}.feature-body{padding:21px 19px}.feature-body h3{font-size:20px}}
@media(max-width:760px){.catalog-status{flex-wrap:wrap}.catalog-actions{gap:12px}.catalog-actions>button{font-size:10px}.category-directory{font-size:11px;gap:10px 16px}.category-intro{padding-block:30px}.category-intro>p:last-child{font-size:13px}.shell{width:calc(100% - 40px)}.site-header{height:83px;gap:14px}.brand{font-size:21px;gap:9px}.brand-mark{width:29px;height:34px;font-size:27px}.brand small{font-size:5px;letter-spacing:1px}.site-header nav{gap:17px;font-size:11px}.github-link{display:none}.hero{display:flex;flex-direction:column;padding-top:25px;padding-bottom:28px}.hero-copy{padding:8px 0 25px}.hero-copy .eyebrow{margin-bottom:13px;font-size:8px}.hero h1{font-size:43px;line-height:1.3;margin:7px 0 18px;letter-spacing:-2px}.hero-description{font-size:12px;margin-bottom:22px;line-height:1.9}.hero-actions{gap:21px}.button{padding:14px 18px;font-size:12px;gap:23px}.hero-actions .text-link{font-size:10px}.hero-footnote{display:none}.hero-art{width:100%;height:320px;min-height:0;max-height:none;border-bottom-right-radius:36px}.hero-art>img{object-position:63% center}.art-label{top:20px;left:18px;font-size:7px}.art-label b{font-size:27px;margin-top:9px}.hero-art figcaption{left:18px;bottom:17px;font-size:7px}.topic-strip{grid-template-columns:1fr 1fr;padding-block:0}.topic-strip>a,.topic-strip>a:first-child,.topic-strip>a:last-child{padding:21px 14px;border:0}.topic-strip>a:nth-child(odd){padding-left:0;border-right:1px solid var(--line)}.topic-strip>a:nth-child(-n+2){border-bottom:1px solid var(--line)}.topic-strip>a:nth-child(even){padding-right:0;padding-left:20px}.topic-strip strong{font-size:16px;margin-top:11px}.topic-strip>a>span{font-size:7px}.topic-strip p{font-size:10px}.featured{padding-block:52px}.section-heading{display:block;margin-bottom:27px}.section-heading .eyebrow{font-size:8px;margin-bottom:12px}h2{font-size:30px;letter-spacing:-1px}.section-heading>.text-link{margin-top:20px;font-size:11px}.featured-grid{grid-template-columns:1fr;gap:20px}.feature-visual{height:170px}.feature-body{padding:23px}.feature-body h3{font-size:24px}.feature-body>p:not(.eyebrow){min-height:0;font-size:13px}.section-caption{margin-top:19px;font-size:11px}.catalog-section{padding-block:49px}.catalog-main{margin-top:23px}.catalog-controls{gap:7px;flex-wrap:wrap;padding:10px 12px}.search-label{flex-basis:100%;margin-bottom:4px}.search-label input{font-size:16px}.search-label kbd{display:none}.mobile-category{display:block;flex:1}.mobile-category select{width:100%;height:38px;background:transparent;border:1px solid #bfc3b3;border-radius:2px;padding:0 10px;font-size:13px;color:var(--ink)}.catalog-status{font-size:10px;padding-block:20px 16px}.category-buttons{display:none}.resource-list{grid-template-columns:1fr;gap:15px}.card{padding:22px}.resource-body h3{font-size:24px}.resource-body p{font-size:13px}.resource-heading{margin-bottom:17px}.resource-links{font-size:11px}.resource-domain{font-size:10px}.resource-list[data-view=list] .card{padding:20px;display:flex;flex-direction:column;gap:18px;align-items:stretch}.resource-list[data-view=list] .resource-body h3{font-size:22px}.resource-list[data-view=list] .resource-footer{flex-direction:row;max-width:100%;width:100%;align-items:flex-end}.resource-list[data-view=list] .resource-heading{margin-bottom:14px}.view-switch button{font-size:10px;padding:8px 10px}.pagination{font-size:10px;gap:10px}.pagination button{padding:12px;font-size:10px}.catalog-footnote{display:block;font-size:10px}.catalog-footnote a{display:block;margin-top:8px}.hero-search{margin-bottom:18px}.hero-search input{font-size:16px}.hero-search input::placeholder{font-size:12px}.learning{grid-template-columns:1fr;gap:33px;padding-block:53px}.learning-art img{height:320px;object-position:56% center}.learning-art figcaption{font-size:7px;padding-top:13px}.learning-copy .eyebrow{font-size:8px}.learning-copy h2{font-size:37px;margin-bottom:22px}.learning-copy>p:not(.eyebrow){font-size:13px}.reading-list p{font-size:10px}.contribute{flex-wrap:wrap;gap:15px;padding-block:32px 43px}.contribute-symbol{font-size:47px}.contribute>div{flex:1;min-width:230px}.contribute h2{font-size:23px}.contribute p:not(.eyebrow){font-size:11px;line-height:1.9}.contribute .button{margin:9px 0 0 0}.site-footer{padding-block:35px 26px}.footer-top{display:block;padding-bottom:29px}.footer-wordmark{font-size:46px;letter-spacing:-2px}.footer-wordmark>span{font-size:27px;margin-left:16px}.footer-top p{font-size:11px;margin-top:22px}.footer-bottom{display:block;padding-top:22px}.footer-bottom p{font-size:9px}.footer-bottom nav{margin-top:24px;gap:22px;font-size:10px}}
@media(max-width:360px){.site-header nav{gap:11px}.brand{font-size:19px}.brand small{font-size:4px}.hero h1{font-size:37px}.hero-actions{gap:14px}.hero-actions .text-link{font-size:9px}.footer-wordmark{font-size:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}