/* Snet interface: neutral surfaces, selective color and progressive enhancement. */
:root{--bg:#f8fafc;--surface:#fff;--surface-2:#edf2f8;--text:#0f172a;--muted:#475569;--subtle:#52647d;--accent:#066d93;--blue:#2563eb;--border:#d8e1ec;--soft:rgba(14,165,233,.06);--header:rgba(248,250,252,.92);--code:#0e1626;--code-text:#e6edf7;--cyan:#22d3ee;--grad:linear-gradient(115deg,#22d3ee,#3b82f6 80%,#8b5cf6);--title-grad:linear-gradient(110deg,#087ca6,#2563eb 90%);--r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;--ease:cubic-bezier(.22,1,.36,1);--section-y:clamp(80px,9vw,128px);--sans:"Snet Latin","Snet Sans",system-ui,sans-serif;--mono:"Snet Mono",Consolas,'SFMono-Regular',monospace;color-scheme:light}
html[data-theme=dark]{--bg:#060a12;--surface:#0f1829;--surface-2:#131e33;--text:#f3f7fc;--muted:#c3cee0;--subtle:#93a3bc;--accent:#22d3ee;--blue:#78aaff;--border:rgba(148,163,184,.18);--soft:rgba(34,211,238,.055);--header:rgba(6,10,18,.92);--title-grad:linear-gradient(110deg,#f3f7fc 4%,#8ab5ff 68%,#a99bff);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 var(--sans);font-synthesis:none;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,p,figure{margin:0}h1,h2,h3,h4{line-height:1.3}h2{font-size:clamp(29px,3.2vw,42px);font-weight:600;letter-spacing:0}h3{font-size:21px;font-weight:600}h4{font-size:16px}p{color:var(--muted)}a{color:inherit;text-decoration:none}button,input{font:inherit}button,summary{cursor:pointer}button,a,summary{touch-action:manipulation}button{color:inherit}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,pre:focus-visible,.table-scroll:focus-visible{outline:2px solid var(--accent);outline-offset:4px}img{display:block;max-width:100%;height:auto}svg{display:block}button:disabled{opacity:.5}[hidden]{display:none!important}::selection{background:#22d3ee40}a:hover{color:var(--accent)}.container{width:min(1200px,calc(100% - 80px));margin-inline:auto}.section{padding-block:var(--section-y)}.mono,code,pre{font-family:var(--mono)}.eyebrow{font:500 13px/1.6 var(--mono);letter-spacing:.12em;color:var(--accent);margin-bottom:16px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:48px;margin-bottom:40px}.section-head>p{max-width:410px;font-size:15px}.section-link{display:inline-flex;align-items:center;gap:8px;min-height:44px;color:var(--accent);font-size:14px}.section-link:hover{text-decoration:underline;text-underline-offset:6px}.arrow{display:inline-block;transition:transform 160ms var(--ease)}a:hover .arrow{transform:translate(2px,-2px)}.small-note,.projects-note,.metrics-note,.community-note,.blog-note,.code-footnote{font-size:13px;line-height:1.8;color:var(--subtle)}.small-note{margin-top:16px}.pill{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:var(--r-sm);padding:5px 10px;font-size:13px;color:var(--muted);line-height:1.5}.ui-icon{display:inline-block;width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;vertical-align:middle}.icon-sprite{position:absolute;width:0;height:0;overflow:hidden}.skip-link{position:fixed;left:16px;top:-100px;z-index:100;background:var(--surface);border:1px solid var(--accent);padding:10px 20px;border-radius:var(--r-sm)}.skip-link:focus{top:8px}
/* Navigation */
.site-header{position:sticky;top:0;z-index:30;height:72px;border-bottom:1px solid transparent;background:var(--bg)}.site-header.scrolled{background:var(--header);border-color:var(--border);backdrop-filter:blur(16px)}.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;height:100%;gap:24px}.brand{display:inline-flex;align-items:center;gap:8px;flex-shrink:0}.brand-logo{width:36px;height:36px;object-fit:contain}.brand-name{font-size:28px;line-height:1;font-weight:700;letter-spacing:0}.brand-name>span{color:var(--accent)}.brand-label{display:none}.main-nav{display:flex;gap:26px;font-size:14px}.main-nav>a{position:relative;color:var(--muted);padding-block:21px}.main-nav>a::after{content:'';position:absolute;bottom:12px;left:0;right:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 280ms var(--ease)}.main-nav>a[aria-current=location]{color:var(--text)}.main-nav>a[aria-current=location]::after,.main-nav>a:hover::after{transform:scaleX(1)}.header-controls{display:flex;align-items:center;gap:8px}.header-link{display:flex;align-items:center;gap:6px;min-height:44px;font-size:13px;margin-right:8px}.preference-button,.menu-button{display:flex;align-items:center;justify-content:center;width:44px;height:44px;min-width:44px;background:transparent;border:1px solid var(--border);border-radius:var(--r-md);font-size:13px}.preference-button:hover,.menu-button:hover{background:var(--soft);border-color:var(--accent)}.preference-button svg,.menu-button svg{width:20px;height:20px}.preference-button .theme-sun{display:none}html[data-theme=dark] .theme-moon{display:none}html[data-theme=dark] .preference-button .theme-sun{display:block}.menu-button{display:none}.reading-progress{position:absolute;bottom:0;left:0;height:2px;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left}
/* Opening: copy and an original data-flow diagram. */
.hero{position:relative;padding-top:64px;padding-bottom:32px;background:radial-gradient(ellipse at 75% 32%,rgba(34,211,238,.08),transparent 45%),radial-gradient(ellipse at 30% 5%,rgba(59,130,246,.06),transparent 50%)}.hero::before{content:'';position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(var(--soft) 1px,transparent 1px),linear-gradient(90deg,var(--soft) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(ellipse at 70% 32%,#000,transparent 65%)}.hero>.container{position:relative}.hero-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:36px;min-height:438px}.hero-copy{min-width:0}.hero h1{font-size:clamp(40px,4.7vw,64px);font-weight:700;line-height:1.17;letter-spacing:0}.hero h1 span{background:var(--title-grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-description{font-size:17px;max-width:38em;margin-top:24px}.site-identity{font-size:13px;margin-top:14px}.site-identity a{color:var(--accent)}.hero-buttons{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:26px}.button{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:var(--r-md);background:linear-gradient(115deg,#22d3ee,#69a8ff);color:#071323;font-size:14px;font-weight:600;overflow:hidden;border:1px solid transparent;transition:transform 180ms var(--ease)}.button::after{content:'';position:absolute;inset:-20px;background:linear-gradient(110deg,transparent 25%,#ffffff35 50%,transparent 75%);transform:translateX(-110%);transition:transform 600ms var(--ease);pointer-events:none}.button:hover{transform:translateY(-2px);color:#071323}.button:hover::after{transform:translateX(110%)}.button.secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.text-button,.quiet-button{border:0;background:none;color:var(--accent);padding:8px 0;min-height:44px;font-size:13px}.hero-footnote{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--subtle);margin-top:16px}.hero-footnote>span{border:1px solid var(--border);padding:3px 8px;border-radius:var(--r-sm)}.hero-footnote>a{min-height:44px;display:inline-flex;align-items:center;color:var(--accent)}.hero-art{min-width:0;width:100%;position:relative}.hero-art>svg{width:100%;height:auto;overflow:visible}.diagram-connections{fill:none;stroke:var(--accent);stroke-width:1;opacity:.4}.diagram-node rect{fill:var(--surface);stroke:var(--border)}.diagram-node:hover rect{stroke:var(--accent)}.diagram-icon{color:var(--accent);fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.diagram-node-name{fill:var(--text);font:600 16px var(--mono)}.diagram-node-caption{fill:var(--muted);font:12px 'Segoe UI','Microsoft YaHei',sans-serif}.diagram-brand{fill:var(--text);font:650 30px 'Segoe UI',sans-serif;letter-spacing:0}.hub-ring{fill:var(--soft);stroke:var(--accent);stroke-width:1;stroke-opacity:.22;transform-origin:300px 220px;animation:hub-pulse 4s ease-in-out infinite paused}.hub-ring.inner{animation:none;fill:var(--surface);stroke-opacity:.6}.flow-packet{fill:var(--accent);animation:packet-flow 4s linear infinite paused;animation-delay:var(--delay);opacity:0}.motion-active .flow-packet,.motion-active .hub-ring{animation-play-state:running}.hero-art figcaption{display:flex;justify-content:center;align-items:center;gap:20px;font-size:13px;color:var(--subtle)}.quiet-button{font-size:13px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:24px 0;border:1px solid var(--border);background:var(--soft);border-radius:var(--r-lg);margin-top:32px;backdrop-filter:blur(8px)}.stat{text-align:center;border-right:1px solid var(--border)}.stat:last-child{border:0}.stat strong{display:block;font:500 clamp(36px,4vw,52px)/1.2 var(--mono);color:var(--accent);letter-spacing:0}.stat>span{display:block;margin-top:8px;font-size:13px;color:var(--muted)}.stat-scope{font-size:13px;color:var(--subtle);margin-top:12px;max-width:850px}.stat-scope summary{min-height:44px;display:flex;align-items:center;gap:6px}.stat-scope summary::after{content:'+';color:var(--accent)}.stat-scope[open] summary::after{content:'−'}.stat-scope p{margin-block:8px}
/* Examples */
.start-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:64px;align-items:start}.start-copy>p{margin-top:22px}.start-copy>.section-link{margin-right:20px}.start-steps{list-style:none;counter-reset:steps;padding:0;margin:28px 0 16px}.start-steps li{position:relative;counter-increment:steps;padding:0 0 22px 40px}.start-steps li::before{content:counter(steps);position:absolute;left:0;top:1px;border:1px solid var(--border);width:26px;height:26px;border-radius:var(--r-sm);text-align:center;color:var(--accent);font:13px/26px var(--mono)}.start-steps strong{font-size:15px;display:block;margin-bottom:4px}.start-steps span{display:block;font-size:13px;color:var(--muted)}.copy-status{min-height:48px;overflow-wrap:anywhere;font-size:13px;color:var(--accent)!important}.code-workbench{min-width:0;border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;background:var(--code);color:var(--code-text);box-shadow:0 20px 70px -40px #1d70b880}.code-tabs{display:flex;border-bottom:1px solid #253249;padding:8px 12px;gap:4px}.code-tabs button{border:0;background:none;color:#aebbd0;padding:10px 12px;border-radius:var(--r-sm);min-height:44px;font-size:13px}.code-tabs button[aria-selected=true]{background:#1c2c47;color:#75e5f7}.install-strip{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #253249}.install-strip code{font-size:13px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;min-width:0;color:#a6e3f3}.copy-button{flex-shrink:0;min-height:44px;border:1px solid #384a65;border-radius:var(--r-sm);background:transparent;color:#e6edf7;padding:8px 12px;font-size:13px}.copy-button:hover{border-color:#22d3ee}.copy-button.copied{color:#75e5f7}.code-toolbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px 0;font:12px var(--mono);color:#aebbd0}.code-panel pre{margin:0;padding:12px 20px 24px;overflow:auto;max-height:510px;scrollbar-width:thin;font-size:13px;line-height:1.9;color:#e6edf7;tab-size:4}.syntax-keyword{color:#b6a2fc}.syntax-string{color:#92e5df}.code-footnote{padding:14px 20px;border-top:1px solid #253249;color:#aebbd0;font-size:13px}.nojs-code-heading{font-size:16px;padding:20px}.js .nojs-code-heading{display:none}
/* Framework bento */
.overview{border-top:1px solid var(--border)}.feature-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}.feature{position:relative;min-width:0;padding:28px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:inset 0 1px 0 #ffffff05}.feature:nth-child(1){grid-column:span 3;grid-row:span 2;padding:32px}.feature:nth-child(2),.feature:nth-child(3){grid-column:span 3}.feature:nth-child(n+4){grid-column:span 2}.feature-icon{color:var(--accent);display:inline-flex;margin-bottom:20px}.feature-icon svg{width:28px;height:28px}.feature h3{font-size:19px;margin-bottom:12px}.feature p{font-size:14px;line-height:1.85}.mini-interface{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:48px;text-align:center;font:13px var(--mono);color:var(--accent)}.mini-interface span,.mini-interface code,.mini-plugs span,.mini-flow span,.mini-batch span{border:1px solid var(--border);padding:12px;border-radius:var(--r-sm);background:var(--soft)}.mini-interface b,.mini-interface code{grid-column:1/-1}.mini-interface b{font-weight:400;letter-spacing:5px;line-height:3}.mini-interface code{font-size:13px;letter-spacing:0;color:var(--muted)}.mini-plugs,.mini-flow,.mini-batch{display:flex;align-items:center;gap:10px;margin-top:24px;font:11px var(--mono);color:var(--accent);flex-wrap:wrap}.mini-plugs span,.mini-flow span,.mini-batch span{padding:8px 10px}.mini-batch{gap:6px}.mini-batch span{padding:6px;font-size:13px}.use-cases{display:flex;align-items:center;gap:28px;margin-top:28px}.use-cases h3{font-size:14px;flex-shrink:0}.tags{display:flex;flex-wrap:wrap;gap:8px}.pipeline{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding:36px 0;margin-top:32px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.pipeline-step{position:relative;min-width:0}.pipeline-step::before{content:'';position:absolute;left:0;right:0;top:-37px;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 600ms var(--ease)}.pipeline-step.is-visible::before{transform:scaleX(1)}.pipeline-step .ui-icon{width:25px;height:25px;color:var(--accent);margin-bottom:16px}.pipeline-step strong,.pipeline-step span{display:block}.pipeline-step strong{font-size:16px}.pipeline-step>span{font-size:13px;color:var(--muted);margin-top:8px}
/* Device catalogue */
.protocol-section{margin-top:64px}.protocol-heading{display:flex;align-items:end;justify-content:space-between;gap:24px}.protocol-heading h3{font-size:25px}.protocol-heading .eyebrow{margin-bottom:8px}.protocol-marquees{margin:28px 0;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}.marquee{overflow:hidden;margin-block:10px}.marquee-track{display:flex;width:max-content;gap:12px;animation:marquee 45s linear infinite paused}.reverse .marquee-track{animation-direction:reverse}.marquee-track>span{display:flex;align-items:center;justify-content:center;min-width:158px;border:1px solid var(--border);border-radius:var(--r-xl);padding:8px 14px;background:var(--surface);font:13px/1.8 var(--mono);color:var(--muted)}.motion-active .marquee-track{animation-play-state:running}.protocol-marquees:hover .marquee-track{animation-play-state:paused}.protocol-library,.other-projects{border:1px solid var(--border);border-radius:var(--r-lg);background:var(--surface);padding:0 24px}.protocol-library>summary,.other-projects>summary{display:flex;align-items:center;justify-content:space-between;min-height:64px;font-size:15px;list-style:none}.disclosure-mark{color:var(--accent);font-size:23px;font-weight:400;transition:transform 280ms var(--ease)}details[open]>summary .disclosure-mark{transform:rotate(45deg)}summary::-webkit-details-marker{display:none}.protocol-controls{padding:12px 0 24px;border-bottom:1px solid var(--border)}.protocol-controls label{font-size:13px;color:var(--muted)}.search-field{display:flex;gap:12px;margin:8px 0 20px}.search-field input{width:100%;min-width:0;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:var(--r-md);padding:12px 16px;min-height:48px;font-size:14px}.search-field input::placeholder{color:var(--subtle)}.search-field button,.protocol-filters button,.filter-button{border:1px solid var(--border);background:transparent;min-height:44px;padding:9px 14px;border-radius:var(--r-sm);font-size:13px;color:var(--muted)}.protocol-filters,.project-filters{display:flex;flex-wrap:wrap;gap:8px}.protocol-filters button[aria-pressed=true],.filter-button[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:var(--soft)}#protocol-count{font-size:13px;margin-top:16px;color:var(--subtle)}.protocol-group{padding-top:24px}.protocol-group h4{font-size:13px;color:var(--muted);margin-bottom:12px}.brand-tags{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.brand-tag{display:flex;flex-direction:column;justify-content:center;gap:4px;min-height:64px;border:1px solid var(--border);border-radius:var(--r-md);padding:10px 12px;font-size:13px;transition:transform 180ms var(--ease)}.brand-tag:hover{border-color:var(--accent);transform:translateY(-2px)}.protocol-kind{font-size:13px;color:var(--subtle)}.protocol-library>.small-note{padding-block:12px 24px;font-size:13px}.protocol-empty{padding:24px}.transport-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:28px;padding:32px;border:1px solid var(--border);border-radius:var(--r-lg);background:var(--soft)}.transport-grid h3{font-size:17px;margin-bottom:16px}.transport-grid p{font-size:13px;margin-block:12px}.transport-grid .section-link{margin-right:24px}.mq-list{display:flex;flex-wrap:wrap;gap:8px;margin-block:12px}.mq-list a{min-height:44px}
/* Actual products */
.projects{background:var(--soft);border-block:1px solid var(--border)}.project-filters{margin-bottom:40px;align-items:center}.filter-count{font-size:13px;color:var(--subtle);margin-left:auto}.group-title{font-size:17px;margin-bottom:24px}.group-title>span{font-size:13px;color:var(--muted);font-weight:400;margin-left:16px}.featured-projects{display:grid;gap:24px}.project-card{position:relative;display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center;padding:36px;border:1px solid var(--border);border-radius:var(--r-xl);background:var(--surface);overflow:hidden}.project-card:nth-child(2){grid-template-columns:1.2fr 1fr}.project-card:nth-child(2) .project-content{order:2}.project-content{position:relative;min-width:0;z-index:1}.project-meta{display:flex;flex-wrap:wrap;gap:8px}.project-content h3{font-size:29px;letter-spacing:0;margin-top:20px;overflow-wrap:anywhere}.project-title-icon{color:var(--accent);margin-right:10px;width:25px;height:25px}.project-subtitle{font-size:14px;color:var(--accent);margin-top:8px}.project-description{font-size:14px;margin-top:20px}.project-functions{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.project-functions>span{font-size:13px;color:var(--muted);padding:3px 8px;border-left:1px solid var(--border)}.repo-stats{display:flex;gap:8px;margin-top:20px;position:relative;z-index:1}.repo-stat{display:inline-flex;align-items:center;gap:5px;min-height:44px;padding:6px 10px;border:1px solid var(--border);border-radius:var(--r-sm);font:13px/1.4 var(--mono);color:var(--muted)}.repo-stat .ui-icon{width:14px;height:14px}.repo-stat [data-stat-count]{color:var(--text);font-weight:600}.project-actions{display:flex;flex-wrap:wrap;gap:20px;margin-top:16px}.project-actions a{font-size:13px;color:var(--accent);display:inline-flex;align-items:center;min-height:44px}.product-gallery{position:relative;min-width:0;background:var(--bg);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:0 24px 60px -28px #0006;transform:perspective(1200px) rotateY(-4deg) rotateX(2deg);transition:transform 400ms var(--ease);z-index:1}.product-gallery:hover{transform:perspective(1200px) rotateY(0) rotateX(0) translateY(-3px)}.window-bar{display:flex;align-items:center;gap:14px;min-height:36px;padding:8px 12px;border-bottom:1px solid var(--border);font-size:13px;color:var(--muted)}.window-bar>.mono{margin-left:auto;font-size:13px}.window-dots{display:flex;gap:4px}.window-dots>i{width:5px;height:5px;background:var(--subtle);border-radius:50%;opacity:.6}.screenshot-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:8px}.screenshot{position:relative;display:block;min-width:0;overflow:hidden;border-radius:var(--r-sm);border:1px solid var(--border)}.main-shot{grid-column:1/-1}.screenshot img{width:100%;height:auto}.screenshot>span{display:block;font-size:13px;padding:6px 8px;background:var(--surface);color:var(--muted);line-height:1.5}.screenshot b{font-weight:400;color:var(--accent)}.product-gallery figcaption{text-align:center;padding:4px 8px 12px;font-size:13px;color:var(--subtle)}.product-gallery figcaption>span{margin-inline:3px}.project-group+.project-group{margin-top:48px}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tool-card{position:relative;display:flex;flex-direction:column;align-items:start;min-width:0;border:1px solid var(--border);border-radius:var(--r-lg);background:var(--surface);padding:24px;overflow:hidden}.project-name{width:100%}.project-name h3{font-size:19px}.project-name .repo-stats{margin-top:12px}.tool-card>p{font-size:13px;margin-top:18px;flex:1}.tool-card>.pill{margin-top:18px;font-size:13px}.tool-card>.section-link{margin-top:10px}.tool-note{font-size:13px!important}.other-projects{margin-top:24px}.other-projects>.tool-grid{padding-block:20px 24px;grid-template-columns:repeat(2,minmax(0,1fr))}.other-projects>p{font-size:13px}.projects-note{margin-top:28px}.metrics-note{margin-top:8px;font-size:13px}.metrics-note a{color:var(--accent)}
/* Documentation, skills and compatibility */
.learn-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}.learn-panel,.blog-panel{padding:32px;border:1px solid var(--border);border-radius:var(--r-lg);background:var(--surface);min-width:0}.learn-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:12px}.heading-icon{color:var(--accent);margin-right:8px}.learn-panel>p,.blog-panel>p{font-size:14px}.doc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px}.doc-row{display:flex;align-items:start;gap:12px;padding:18px 10px;border-top:1px solid var(--border);min-width:0}.doc-icon{color:var(--accent)}.doc-row h4{font-size:14px}.doc-row p{font-size:13px;line-height:1.7;margin-top:6px}.doc-row>.arrow{margin-left:auto;color:var(--accent);font-size:13px}.blog-panel h3{font-size:25px;margin-bottom:18px}.blog-topic{display:flex;gap:16px;border-top:1px solid var(--border);margin-top:22px;padding-top:20px}.blog-topic>.ui-icon{color:var(--accent);margin-top:3px}.blog-topic h4{font-size:14px}.blog-topic p{font-size:13px;margin-top:7px}.blog-links{display:flex;gap:24px;margin-top:16px}.blog-note{margin-top:16px;font-size:13px!important}.skills{padding-block:64px;border-block:1px solid var(--border);background:var(--soft)}.skills-heading{display:flex;align-items:end;justify-content:space-between;gap:32px}.skills-heading h2{font-size:28px}.skills-heading p{font-size:14px;margin-top:12px}.skills-demo{display:grid;grid-template-columns:1fr 1fr;gap:32px;border:1px solid var(--border);border-radius:var(--r-lg);padding:28px;margin-top:28px;background:var(--surface)}.demo-label{font-size:13px;font-family:var(--mono);color:var(--accent);display:block;margin-bottom:12px}.skills-demo p{font-size:15px}.skills-demo ol{padding-left:18px;margin:0;font-size:13px;color:var(--muted)}.skills-demo li+li{margin-top:8px}.skills-demo li{opacity:1}.skills-demo.motion-staged li{transition:opacity 400ms var(--ease),transform 400ms var(--ease)}.skills-demo.motion-staged:not(.is-visible) li{opacity:0;transform:translateY(10px)}.skills-demo li:nth-child(2){transition-delay:160ms}.skills-demo li:nth-child(3){transition-delay:320ms}.skills-demo .small-note{font-size:13px}.skill-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:24px}.skill-item{padding:20px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--surface);min-width:0}.skill-icon{color:var(--accent);margin-bottom:12px}.skill-item>span{display:block;font:13px/1.5 var(--mono);color:var(--accent)}.skill-item h3{font-size:15px;margin-top:8px}.skill-item p{font-size:13px;margin-top:8px}.compatibility-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.compatibility-grid>div{min-width:0}.compatibility-grid h3{font-size:19px;margin-bottom:20px}.table-scroll{overflow:auto;border:1px solid var(--border);border-radius:var(--r-md)}table{width:100%;border-collapse:collapse;font-size:13px;text-align:left;background:var(--surface);min-width:360px}caption{padding:12px 16px;color:var(--muted);text-align:left;background:var(--soft);font-size:13px}th,td{padding:14px 16px;border-top:1px solid var(--border);vertical-align:top}thead th{background:var(--soft);font-size:13px}tbody th{font-weight:500;width:44%}td{color:var(--muted)}td a{color:var(--accent)}.table-note{display:block;font-size:13px;margin-top:8px}.release-strip{display:flex;align-items:center;flex-wrap:wrap;gap:28px;padding:24px;border:1px solid var(--border);background:var(--soft);border-radius:var(--r-lg);margin-top:32px;font-size:13px}.release-strip>div{display:flex;align-items:center;gap:10px}.release-strip strong{font-family:var(--mono);color:var(--accent)}.release-strip .small-note{flex-basis:100%;margin:0;font-size:13px}
/* Community, FAQ and footer */
.community{padding-block:var(--section-y);border-top:1px solid var(--border)}.community-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:64px;align-items:start}.author-line{display:flex;gap:16px;align-items:center}.author-avatar{width:72px;height:72px;border:1px solid var(--border);border-radius:var(--r-lg);padding:4px;background:var(--surface)}.author-avatar img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-md)}.author-line strong{font-size:22px}.author-line>div>span{display:block;margin-top:5px;font-size:13px;color:var(--subtle)}.author-copy{font-size:14px;margin:24px 0 12px}.community-links{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px}.community-link{display:flex;align-items:center;gap:12px;position:relative;min-height:72px;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden}.community-icon{color:var(--accent);width:23px;height:23px}.community-label{font-size:13px}.community-link>span:last-child{margin-left:auto;color:var(--accent)}.community-note{font-size:13px;margin-top:20px}.wechat-card{padding:32px;border:1px solid var(--border);border-radius:var(--r-xl);text-align:center;background:radial-gradient(ellipse at 50% 65%,var(--soft),transparent 70%),var(--surface)}.wechat-card h3{font-size:25px}.wechat-card>p{font-size:13px;margin-top:16px}.wechat-qr{display:block;width:216px;max-width:100%;padding:10px;background:#fff;border-radius:var(--r-md);margin:28px auto 0;box-shadow:0 0 50px -16px #22d3ee20}.wechat-qr img{width:100%;height:auto;filter:none}.wechat-card .wechat-help{font-size:13px}.faq-section{padding-block:64px var(--section-y);border-top:1px solid var(--border)}.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:64px}.faq-list>details{border-bottom:1px solid var(--border);position:relative}.faq-list>details[open]{border-left:2px solid var(--accent);padding-left:18px}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 0;list-style:none;font-size:15px}.faq-list summary::after{content:'+';color:var(--accent);font-size:23px;transition:transform 280ms var(--ease)}.faq-list details[open] summary::after{transform:rotate(45deg)}.faq-list p{font-size:14px;padding-bottom:24px;animation:faq-in 280ms var(--ease)}.site-footer{position:relative;overflow:hidden;padding-top:64px;background:var(--surface)}.site-footer::before{content:'';position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.4}.footer-top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;position:relative;z-index:1}.footer-brand>p{font-size:14px;margin-top:18px}.footer-brand>.small-note{font-size:13px}.footer-links{display:flex;flex-direction:column;align-items:start}.footer-links h3{font-size:13px;margin-bottom:16px}.footer-links a{min-height:40px;font-size:13px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:24px;border-top:1px solid var(--border);margin-top:48px;padding:24px 0;font-size:13px;color:var(--subtle);position:relative;z-index:1}.footer-bottom a{min-height:44px;display:flex;align-items:center}.footer-watermark{font-size:200px;line-height:.9;font-weight:700;letter-spacing:0;color:var(--text);opacity:.04;pointer-events:none;position:absolute;bottom:-20px;right:40px}.back-top{position:fixed;right:24px;bottom:24px;display:flex;align-items:center;justify-content:center;z-index:20;width:44px;height:44px;border:1px solid var(--border);background:var(--surface);color:var(--accent);border-radius:var(--r-md);font-size:20px;box-shadow:0 8px 32px #0002}
/* Lightbox with native modal focus handling. */
#gallery-dialog{width:min(1280px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:0;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:var(--r-lg);overflow:auto}#gallery-dialog::backdrop{background:#03060de8;backdrop-filter:blur(8px)}.gallery-toolbar,.gallery-bottom{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;gap:20px;font-size:13px}.gallery-toolbar button,.gallery-bottom button{width:44px;height:44px;flex-shrink:0;border:1px solid var(--border);background:var(--soft);border-radius:var(--r-sm)}#gallery-close{display:flex;align-items:center;justify-content:center}#gallery-image{width:100%;max-height:calc(100dvh - 190px);object-fit:contain;background:#070b14}.gallery-bottom p{text-align:center;font-size:13px}
/* Only transform/opacity carry motion; offscreen and user pause are handled in JS. */
.spotlight{position:relative}.spotlight::before{content:'';position:absolute;inset:0;pointer-events:none;border-radius:inherit;background:radial-gradient(360px circle at var(--pointer-x,50%) var(--pointer-y,50%),var(--soft),transparent 70%);opacity:0;transition:opacity 280ms var(--ease)}.spotlight:hover::before{opacity:1}.motion-reveal{transition:opacity 650ms var(--ease),transform 650ms var(--ease);transition-delay:var(--reveal-delay,0ms)}.motion-reveal:not(.is-visible){opacity:0;transform:translateY(20px)}.hero-copy{animation:hero-in 450ms var(--ease)}.js .skills-demo.motion-staged:not(.is-visible) li{opacity:0}.typing-prompt::after{content:'▏';color:var(--accent)}@keyframes packet-flow{0%{transform:translate(var(--sx),var(--sy));opacity:0}15%{opacity:1}50%{transform:translate(var(--mx),var(--my))}85%{opacity:1}100%{transform:translate(var(--ex),var(--ey));opacity:0}}@keyframes hub-pulse{50%{transform:scale(1.08);opacity:.5}}@keyframes marquee{to{transform:translateX(-50%)}}@keyframes hero-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes faq-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
@media(min-width:1550px){.hero{padding-top:80px}.hero-grid{min-height:480px}}
@media(max-width:1100px){.container{width:calc(100% - 48px)}.main-nav{gap:16px;font-size:13px}.header-inner{gap:16px}.header-link{font-size:13px;margin:0}.header-link>.ui-icon{display:none}.hero-grid{gap:16px}.hero h1{font-size:48px}.hero-description{font-size:15px}.start-layout{gap:32px;grid-template-columns:.8fr 1.2fr}.project-card{padding:28px;gap:28px}.community-layout,.faq-layout{gap:32px}.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.tool-card{padding:20px}.feature{padding:24px}.learn-grid{grid-template-columns:1.1fr 1fr}.learn-panel,.blog-panel{padding:24px}.doc-grid{grid-template-columns:1fr}.compatibility-grid{gap:20px}}
@media(max-width:900px){.site-header{height:64px}.main-nav{gap:0;position:absolute;top:63px;left:-24px;right:-24px;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px;flex-wrap:wrap;justify-content:center}.main-nav>a{padding:12px 16px;min-height:44px}.js .main-nav{display:none}.js .main-nav.open{display:flex}.js .menu-button{display:flex}.header-inner{gap:10px}.header-controls{margin-left:auto}.header-link{margin-right:10px}.hero{padding-top:112px}.js .hero{padding-top:48px}.hero-grid{grid-template-columns:1fr 1fr}.hero h1{font-size:40px}.hero-description{font-size:14px}.hero-buttons{gap:8px}.button{padding-inline:14px;font-size:13px}.hero .text-button{font-size:13px}.hero-art figcaption{gap:8px;font-size:13px}.hero-art .quiet-button{font-size:13px}.hero-footnote{font-size:13px}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature:nth-child(n){grid-column:auto;grid-row:auto;padding:24px}.feature:nth-child(1){grid-column:1/-1}.mini-interface{margin-top:24px}.feature:nth-child(n+4){grid-column:auto}.feature:nth-child(6){grid-column:1/-1}.start-layout{grid-template-columns:1fr;gap:28px}.start-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.start-copy>p{max-width:640px}.start-copy .copy-status{min-height:0;margin-top:12px}.start-steps li{padding-left:36px}.code-panel pre{max-height:440px;font-size:13px}.brand-tags{grid-template-columns:repeat(3,minmax(0,1fr))}.project-card,.project-card:nth-child(2){grid-template-columns:1fr 1.15fr;gap:24px}.project-card:nth-child(2) .project-content{order:0}.project-content h3{font-size:25px}.project-description{font-size:13px}.project-meta{gap:6px}.project-meta .pill{font-size:13px;padding:4px 8px}.project-functions{gap:6px}.project-functions span{font-size:13px}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learn-grid{grid-template-columns:1fr}.doc-grid{grid-template-columns:1fr 1fr}.skill-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.compatibility-grid{grid-template-columns:1fr;gap:40px}.community-layout{grid-template-columns:1.1fr 1fr;gap:24px}.community-links{grid-template-columns:1fr}.wechat-card{padding:24px}.faq-layout{grid-template-columns:1fr;gap:32px}.faq-layout h2{font-size:30px}.footer-top{grid-template-columns:1.2fr 1fr 1fr;gap:24px}.footer-brand{grid-column:1/-1}.footer-brand p br{display:none}.footer-links{font-size:13px}.section-head{gap:28px}.section-head>p{max-width:320px}.section-head h2{font-size:31px}}
@media(max-width:650px){.container{width:calc(100% - 40px)}.hero-grid{grid-template-columns:1fr;gap:12px}.hero h1{font-size:clamp(36px,8.5vw,48px);line-height:1.2}.hero-copy{max-width:560px}.hero-description{font-size:15px;line-height:1.8;margin-top:20px}.hero .eyebrow{font-size:13px;margin-bottom:16px}.site-identity{font-size:13px}.hero-buttons{margin-top:24px}.hero-footnote{margin-top:12px}.hero-art{width:min(100%,480px);margin-inline:auto}.hero-art figcaption{font-size:13px}.hero-art .quiet-button{font-size:13px}.stats{margin-top:20px;padding:20px 0}.stat strong{font-size:32px;letter-spacing:0}.stat>span{font-size:13px;padding-inline:5px;line-height:1.7}.stat-scope{font-size:13px}.stat-scope summary{min-height:36px}.hero{padding-bottom:12px}.header-link{display:none}.header-controls{gap:6px}.brand-name{font-size:26px}.brand-logo{width:32px;height:32px}.header-inner{gap:6px}.section-head{display:block;margin-bottom:28px}.section-head>p{max-width:none;margin-top:20px;font-size:14px}.section-head h2{font-size:29px}.eyebrow{font-size:13px}.start-steps{display:block;margin-top:24px}.start-steps li{padding-bottom:18px}.start-steps span{font-size:13px}.start-copy h2{font-size:32px}.code-tabs{gap:0;padding:6px}.code-tabs button{font-size:13px;padding:10px 9px;flex:1}.install-strip{padding:12px;gap:8px;align-items:start}.install-strip code{font-size:13px}.copy-button{padding:8px;font-size:13px}.code-toolbar{padding-inline:12px}.code-panel pre{padding-inline:12px;font-size:13px;line-height:1.9;max-height:440px}.code-footnote{font-size:13px;padding:12px}.feature-grid{grid-template-columns:1fr;gap:12px}.feature:nth-child(n){grid-column:1/-1;padding:24px}.feature p{font-size:13px}.feature-icon{margin-bottom:14px}.mini-interface{gap:8px;margin-top:24px}.mini-interface code{font-size:13px}.use-cases{display:block;margin-top:24px}.tags{margin-top:16px}.tags .pill{font-size:13px}.pipeline{grid-template-columns:1fr;gap:24px;padding:28px 0 0 24px;border-bottom:0;border-left:1px solid var(--border);border-top:0;margin-left:10px}.pipeline-step{padding-bottom:20px;border-bottom:1px solid var(--border)}.pipeline-step::before{left:-28px;right:auto;top:6px;width:7px;height:7px;border-radius:50%;transform:scale(1)}.pipeline-step .ui-icon{float:right;margin:0}.pipeline-step>span{margin-top:6px}.protocol-section{margin-top:48px}.protocol-heading{display:block}.protocol-heading h3{font-size:23px}.protocol-heading .section-link{margin-top:8px}.protocol-marquees{margin:20px 0}.marquee-track>span{min-width:136px;font-size:13px}.protocol-library,.other-projects{padding-inline:16px}.protocol-library>summary{font-size:14px}.brand-tags{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.brand-tag{font-size:13px;padding:10px;min-height:64px}.protocol-kind{font-size:13px}.protocol-filters{gap:6px}.protocol-filters button{font-size:13px;padding:9px 10px}.search-field input{font-size:13px;padding:10px 12px}.search-field{gap:8px}.search-field button{font-size:13px;padding-inline:10px}.transport-grid{grid-template-columns:1fr;gap:24px;padding:24px}.project-filters{margin-bottom:28px;gap:6px}.filter-button{padding:8px 10px;font-size:13px}.filter-count{flex-basis:100%;margin-top:10px}.group-title{font-size:16px}.group-title>span{display:block;margin-left:0;margin-top:8px;font-size:13px}.project-card,.project-card:nth-child(2){grid-template-columns:1fr;padding:24px 20px;gap:28px;border-radius:var(--r-lg)}.project-content h3{font-size:27px}.project-description{font-size:14px}.project-meta .pill{font-size:13px}.product-gallery{transform:none}.product-gallery:hover{transform:none}.window-bar{font-size:13px}.tool-grid,.other-projects>.tool-grid{grid-template-columns:1fr}.tool-card>p{font-size:13px}.tool-card .project-name{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.tool-card .repo-stats{margin:0}.tool-card .project-name h3{font-size:18px}.repo-stat{font-size:13px;padding-inline:8px}.project-title-icon{width:21px;height:21px;margin-right:8px}.learn-panel,.blog-panel{padding:24px 20px}.learn-panel-heading{gap:12px;align-items:start}.learn-panel-heading h3{font-size:18px}.learn-panel-heading .section-link{font-size:13px;min-height:28px;flex-shrink:0}.doc-grid{grid-template-columns:1fr;margin-top:24px}.doc-row{padding:16px 0}.doc-row h4{font-size:14px}.doc-row p{font-size:13px}.blog-panel h3{font-size:24px}.skills-heading{display:block}.skills-heading h2{font-size:25px}.skills-heading .section-link{margin-top:12px}.skills-demo{grid-template-columns:1fr;gap:24px;padding:24px}.skills-demo p{font-size:14px}.skills-demo>div+div{border-top:1px solid var(--border);padding-top:20px}.skill-grid{gap:10px}.skill-item{padding:18px 14px}.skill-item>span{font-size:13px;overflow-wrap:anywhere}.skill-item h3{font-size:14px}.skill-item p{font-size:13px}.release-strip{gap:20px;padding:20px}.release-strip>div{flex-basis:100%;justify-content:space-between}.community-layout{grid-template-columns:1fr;gap:32px}.author-line strong{font-size:20px}.author-avatar{width:64px;height:64px}.community-links{grid-template-columns:1fr 1fr;gap:8px}.community-link{padding:12px 10px;gap:8px;min-height:80px}.community-icon{width:20px;height:20px}.community-label{font-size:13px}.community-link>span:last-child{font-size:13px}.wechat-card{max-width:440px;width:100%;justify-self:center;padding:28px 24px}.wechat-qr{width:216px}.faq-list summary{font-size:14px;gap:16px}.faq-list p{font-size:13px}.faq-list>details[open]{padding-left:12px}.footer-top{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.footer-links h3{font-size:13px}.footer-links a{font-size:13px;min-height:44px;gap:4px}.footer-bottom{flex-wrap:wrap;gap:8px;padding:20px 0}.footer-bottom>span{flex-basis:100%}.footer-bottom a{font-size:13px}.footer-bottom>a:last-child{margin-left:auto}.back-top{right:16px;bottom:16px}.gallery-toolbar,.gallery-bottom{padding:8px;gap:8px}.gallery-bottom p{font-size:13px}.gallery-bottom button{width:44px}.footer-watermark{font-size:160px;right:16px;letter-spacing:0}}
@media(max-width:359px){.container{width:calc(100% - 32px)}.hero h1{font-size:34px}.brand-name{font-size:24px}.header-controls{gap:4px}.stat strong{font-size:28px}.stat>span{font-size:13px}.community-links{grid-template-columns:1fr}.footer-links a{font-size:13px}.project-card{padding:20px 16px}.screenshot-grid{gap:6px}.screenshot>span{font-size:13px}.code-tabs button{font-size:13px;padding-inline:6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.motion-reveal:not(.is-visible){opacity:1;transform:none}.flow-packet{display:none}.product-gallery{transform:none}.js .skills-demo.motion-staged:not(.is-visible) li{opacity:1;transform:none}}

/* Natural-flow navigation when scripting is unavailable. */
@media(max-width:900px){html:not(.js) .site-header{height:auto;position:relative}html:not(.js) .header-inner{flex-wrap:wrap;min-height:64px;padding-top:10px}html:not(.js) .main-nav{position:static;flex-basis:100%;order:4;padding:8px 0 16px;border:0;background:transparent;gap:4px}html:not(.js) .main-nav>a{padding:10px 12px}html:not(.js) .hero{padding-top:40px}}

.brand{min-height:44px}.js .nojs-install{display:none}.nojs-install{color:#a6e3f3!important;border-bottom:1px solid #253249}.js .skills-demo.motion-staged .typing-prompt{min-height:54px}
@media(max-width:650px){.stat-scope summary{min-height:44px}.learn-panel-heading .section-link{min-height:44px}}