:root{--bg:#f4f6f8;--surface:#fff;--ink:#111820;--muted:#647080;--line:#dfe5eb;--blue:#2563eb;--soft:#f7f9fc;font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--ink)}body{line-height:1.65}a{color:var(--blue)}
.content-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:24px;min-height:64px;padding:10px max(20px,calc((100% - 1160px)/2));border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);backdrop-filter:blur(12px)}.brand{display:inline-flex;align-items:center;gap:8px;font:700 19px "Space Grotesk",sans-serif;color:#111820;text-decoration:none}.brand::before{content:"";width:20px;height:20px;flex:0 0 20px;background:url("/favicon-96x96.png") center/contain no-repeat}.content-nav{display:flex;gap:18px;margin-left:auto;overflow-x:auto}.content-nav a{white-space:nowrap;color:#586474;font-size:12px;font-weight:700;text-decoration:none}.content-nav a:hover{color:var(--blue)}.editor-link{display:inline-flex;align-items:center;min-height:36px;padding:0 13px;border-radius:8px;background:var(--blue);color:#fff!important}
.content-main{width:min(1160px,calc(100% - 36px));margin:0 auto 70px}.content-hero{padding:72px 0 42px}.eyebrow{margin:0 0 12px;color:var(--blue);font-size:10px;font-weight:800;letter-spacing:.17em;text-transform:uppercase}.content-hero h1{max-width:940px;margin:0;font:650 clamp(40px,6vw,72px)/.98 "Space Grotesk",sans-serif;letter-spacing:-.055em}.lead{max-width:820px;margin:24px 0 0;color:var(--muted);font-size:18px;line-height:1.75}.updated{margin-top:14px;color:#8a94a2;font-size:12px}
.fact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0 34px}.fact{padding:22px;border:1px solid var(--line);border-radius:14px;background:#fff}.fact b{display:block;font:650 23px "Space Grotesk",sans-serif}.fact span{display:block;margin-top:6px;color:var(--muted);font-size:12px}.fact a{font-weight:700;text-decoration:none}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:34px;align-items:start}.article{min-width:0}.article section{margin:0 0 18px;padding:34px clamp(24px,4vw,46px);border:1px solid var(--line);border-radius:18px;background:#fff}.article h2{margin:0 0 16px;font:650 clamp(28px,4vw,42px)/1.08 "Space Grotesk",sans-serif;letter-spacing:-.035em}.article h3{margin:28px 0 9px;font:650 20px "Space Grotesk",sans-serif}.article p{margin:12px 0;color:#596676;font-size:15px}.article strong{color:#1b2632}.article ul,.article ol{color:#596676}.article li+li{margin-top:8px}.article code{padding:2px 5px;border-radius:5px;background:#edf1f5;font-family:"Roboto Mono",monospace;font-size:.9em}.source-note{padding:15px 17px!important;border-left:4px solid var(--blue)!important;background:#f6f9ff!important;color:#566476!important;font-size:13px!important}.source-note a{font-weight:700}.tip{padding:18px 20px;border:1px solid #d9e5f7;border-radius:12px;background:#f6f9ff;color:#435165}.warning{padding:18px 20px;border:1px solid #ecdcb6;border-radius:12px;background:#fffaf0;color:#68572d}
.toc{position:sticky;top:86px;padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff}.toc b{font:700 12px "Space Grotesk",sans-serif}.toc a{display:block;margin-top:10px;color:#647080;font-size:12px;text-decoration:none}.toc a:hover{color:var(--blue)}
.guide-grid,.example-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.guide-card,.example-card{padding:26px;border:1px solid var(--line);border-radius:16px;background:#fff;text-decoration:none}.guide-card:hover{border-color:#b7c9e7}.guide-card small,.example-card small{display:block;color:#8792a0;font-size:9px;font-weight:800;letter-spacing:.13em}.guide-card h2,.example-card h2{margin:12px 0 9px;color:#19232e;font:650 25px/1.15 "Space Grotesk",sans-serif}.guide-card p,.example-card p{margin:0;color:#647080;font-size:14px}.guide-card span{display:inline-block;margin-top:16px;font-size:12px;font-weight:800}
.banner-demo{position:relative;aspect-ratio:4/1;margin:18px 0;border-radius:12px;overflow:hidden;background:linear-gradient(120deg,#101722,#25334a)}.banner-demo:before{content:"";position:absolute;left:4%;bottom:-22%;width:24%;aspect-ratio:1;border-radius:50%;border:5px solid #fff;background:#d9dee5}.banner-demo .demo-copy{position:absolute;left:34%;right:6%;top:50%;transform:translateY(-50%)}.banner-demo .demo-copy b{display:block;color:#fff;font:650 clamp(14px,2.4vw,28px) "Space Grotesk",sans-serif}.banner-demo .demo-copy span{display:block;margin-top:5px;color:#c8d4e4;font-size:clamp(8px,1.2vw,13px)}.banner-demo.center .demo-copy{left:28%;right:10%;text-align:center}.banner-demo.right .demo-copy{left:48%;right:6%;text-align:right}.banner-demo.light{background:linear-gradient(120deg,#f2f5f8,#dbe5f0)}.banner-demo.light .demo-copy b{color:#14202d}.banner-demo.light .demo-copy span{color:#596a7d}.banner-demo.accent{background:linear-gradient(120deg,#111827 0 62%,#2563eb 62%)}.banner-demo.warm{background:linear-gradient(120deg,#211a18,#7f4d35)}
.zone-demo{position:relative;aspect-ratio:4/1;margin:20px 0;border:1px solid var(--line);border-radius:12px;background:linear-gradient(120deg,#f3f5f8,#dfe8f3);overflow:hidden}.zone-demo .risk{position:absolute;inset:0 auto 0 0;width:28%;background:rgba(239,68,68,.12);border-right:1px dashed rgba(185,28,28,.5)}.zone-demo .edge{position:absolute;inset:0 0 0 auto;width:10%;background:rgba(245,158,11,.13);border-left:1px dashed rgba(180,83,9,.5)}.zone-demo .safe{position:absolute;left:34%;right:14%;top:24%;bottom:24%;border:2px dashed rgba(37,99,235,.55);border-radius:8px}.zone-demo .label{position:absolute;padding:4px 7px;border-radius:5px;background:rgba(255,255,255,.88);font-size:9px;font-weight:800}.zone-demo .label.risk-label{left:4%;top:10%}.zone-demo .label.safe-label{left:36%;top:10%;color:#2563eb}
.checklist{display:grid;gap:9px;padding:0;list-style:none}.checklist li{position:relative;padding:13px 14px 13px 42px;border:1px solid var(--line);border-radius:10px;background:#fbfcfd}.checklist li:before{content:"✓";position:absolute;left:15px;top:12px;color:#158a52;font-weight:900}.cta{margin-top:24px;padding:30px;border-radius:18px;background:#111820;color:#fff}.cta h2{margin:0;font:650 30px "Space Grotesk",sans-serif}.cta p{max-width:700px;color:#b7c2cf}.cta a{display:inline-flex;margin-top:8px;padding:10px 15px;border-radius:8px;background:#fff;color:#17212d;font-size:12px;font-weight:800;text-decoration:none}
.content-footer{padding:34px max(20px,calc((100% - 1160px)/2));border-top:1px solid var(--line);background:#fff;color:#7b8694;font-size:12px}.content-footer nav{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:10px}.content-footer a{color:#586474;text-decoration:none}.content-footer a:hover{color:var(--blue)}
.changelog{display:grid;gap:14px}.release{padding:28px;border:1px solid var(--line);border-radius:16px;background:#fff}.release time{color:#8792a0;font-size:11px;font-weight:800;letter-spacing:.1em}.release h2{margin:8px 0 10px;font:650 26px "Space Grotesk",sans-serif}.release ul{margin-bottom:0;color:#5d6978}
@media(max-width:900px){.article-layout{grid-template-columns:1fr}.toc{position:static;order:-1}.fact-grid{grid-template-columns:1fr}.guide-grid,.example-grid{grid-template-columns:1fr}.content-nav a:not(.editor-link){display:none}.content-hero{padding-top:48px}.content-main{width:min(100% - 20px,1160px)}.article section{padding:28px 22px}.banner-demo{aspect-ratio:3/1}.content-header{padding-left:14px;padding-right:14px}}