:root{--bg:#08111f;--surface:#101c2d;--surface2:#0d1726;--text:#e6edf7;--muted:#9aabc0;--accent:#3b82f6;--cyan:#22d3ee;--verify:#f59e0b;--border:#21324a;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.7}.shell{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:28px 20px;border-right:1px solid var(--border);background:rgba(8,17,31,.96)}.brand{display:flex;gap:12px;align-items:center;color:var(--text);text-decoration:none;font-weight:700;font-size:20px;margin-bottom:30px}.brand-mark{width:32px;height:18px;background:linear-gradient(90deg,var(--accent) 50%,#ff6b1a 50%);clip-path:polygon(0 0,48% 0,50% 15%,52% 0,100% 0,100% 100%,52% 100%,50% 85%,48% 100%,0 100%)}nav a{display:block;padding:9px 11px;color:var(--muted);text-decoration:none;border-radius:8px;font-size:14px}nav a:hover,nav a.active{color:var(--text);background:var(--surface)}.nav-group{margin:18px 0 6px;padding:0 11px;color:#6f8198;font-size:11px;letter-spacing:.12em;text-transform:uppercase}.main{min-width:0}.topbar{height:64px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 5vw;position:sticky;top:0;background:rgba(8,17,31,.88);backdrop-filter:blur(12px);z-index:10}.topbar a{color:var(--muted);text-decoration:none;font-size:13px}.content{max-width:var(--max);padding:72px 5vw 100px}.eyebrow{color:var(--cyan);font:600 11px/1.2 ui-monospace,SFMono-Regular,monospace;letter-spacing:.16em;text-transform:uppercase}.hero{max-width:850px;margin-bottom:70px}.hero h1{font-size:clamp(38px,6vw,68px);line-height:1.05;letter-spacing:-.04em;margin:14px 0 20px}.hero p{font-size:19px;color:var(--muted);max-width:760px}.cta{display:inline-flex;gap:9px;align-items:center;margin-top:20px;padding:10px 16px;border:1px solid #31568a;border-radius:8px;color:var(--text);text-decoration:none;background:var(--surface)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card{padding:22px;border:1px solid var(--border);border-radius:12px;background:linear-gradient(145deg,var(--surface),var(--surface2));text-decoration:none;color:inherit}.card:hover{border-color:#31568a;transform:translateY(-1px)}.card h3{margin:0 0 7px;font-size:18px}.card p{margin:0;color:var(--muted);font-size:14px}.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:26px 0 50px}.step{padding:18px 12px;text-align:center;border:1px solid var(--border);background:var(--surface);border-radius:9px;font-weight:650}.step small{display:block;color:var(--muted);font:12px ui-monospace,monospace;margin-top:5px}.prose{max-width:850px}.prose h2{margin-top:48px;font-size:29px;letter-spacing:-.02em}.prose h3{margin-top:32px;font-size:20px}.prose p,.prose li{color:#b7c4d5}.prose code{padding:2px 5px;background:#07101c;border:1px solid var(--border);border-radius:4px}.prose pre{overflow:auto;padding:18px;background:#060d17;border:1px solid var(--border);border-radius:9px;color:#d8e4f3}.note{border-left:3px solid var(--cyan);padding:14px 18px;background:var(--surface);margin:24px 0}.warning{border-left-color:var(--verify)}table{width:100%;border-collapse:collapse;margin:24px 0}th,td{border:1px solid var(--border);padding:10px 12px;text-align:left}th{background:var(--surface);color:var(--text)}td{color:var(--muted)}.footer{border-top:1px solid var(--border);padding:24px 5vw;color:#6f8198;font-size:12px}@media(max-width:900px){.shell{display:block}.sidebar{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--border)}.sidebar nav{display:grid;grid-template-columns:repeat(2,1fr)}.topbar{position:relative}.content{padding-top:48px}.grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr}.flow .step{padding:13px}}
/* Shared floating controls — identical positioning to the main site */
.site-utility{position:fixed;z-index:120;left:18px;top:82px;display:flex;flex-direction:column;align-items:stretch;width:48px;padding:4px;border:1px solid rgba(79,179,200,.38);border-radius:16px;background:color-mix(in srgb,var(--surface) 88%,transparent);box-shadow:0 12px 34px rgba(3,8,18,.22);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.site-utility-lang,.site-utility-theme{width:38px;min-height:38px;display:flex;align-items:center;justify-content:center;border:0;border-radius:11px;background:transparent;color:var(--muted);text-decoration:none;cursor:pointer;transition:background .2s,color .2s,transform .2s}.site-utility-lang{flex-direction:column;gap:1px;font-size:8px;line-height:1;font-weight:600;letter-spacing:.02em}.site-utility-icon{color:var(--cyan);font:700 10px/1 ui-monospace,SFMono-Regular,monospace;letter-spacing:.05em}.site-utility-theme svg{display:block;width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.site-utility-lang:hover,.site-utility-theme:hover{background:rgba(59,130,246,.10);color:var(--text);transform:translateY(-1px)}.site-utility-lang:focus-visible,.site-utility-theme:focus-visible,.back-to-top:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.back-to-top{position:fixed;z-index:119;left:18px;bottom:22px;width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(79,179,200,.38);border-radius:14px;background:color-mix(in srgb,var(--surface) 90%,transparent);color:var(--cyan);box-shadow:0 12px 34px rgba(3,8,18,.22);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);pointer-events:none;transition:opacity .2s,visibility .2s,transform .2s}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}
@media(max-width:900px){.site-utility{left:12px;top:72px}.back-to-top{left:12px;bottom:16px}.site-utility-lang,.site-utility-theme{width:38px;min-height:38px}}
[data-theme="light"]{
  --bg:#eef3f8;--surface:#ffffff;--surface2:#e7eef6;--text:#172235;--muted:#53657a;
  --accent:#1d4ed8;--cyan:#0891b2;--verify:#d97706;--border:#cbd7e5;
}
[data-theme="light"] .sidebar{background:rgba(238,243,248,.96)}
[data-theme="light"] .topbar{background:rgba(238,243,248,.9)}
[data-theme="light"] .prose code{background:#e8eef5}
[data-theme="light"] .prose pre{background:#e3eaf2;color:#253449}
.docs-utility{position:fixed;left:18px;bottom:18px;z-index:1000;display:flex;flex-direction:column;gap:8px}
.docs-utility-lang,.docs-utility-theme,.docs-back-to-top{width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:color-mix(in srgb,var(--surface) 92%,transparent);color:var(--text);box-shadow:0 8px 24px rgba(0,0,0,.16);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer}
.docs-utility-lang{flex-direction:column;gap:0;font-size:10px;font-weight:700;line-height:1.05}
.docs-utility-lang b{font-size:9px;font-weight:500;color:var(--muted)}
.docs-utility-theme svg,.docs-back-to-top svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.docs-utility-lang:hover,.docs-utility-theme:hover,.docs-back-to-top:hover{border-color:var(--accent);color:var(--accent)}
.docs-back-to-top{opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,visibility .2s,transform .2s}
.docs-back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
@media(max-width:900px){.docs-utility{left:12px;bottom:12px}.docs-utility-lang,.docs-utility-theme,.docs-back-to-top{width:40px;height:40px}}
@media(prefers-reduced-motion:reduce){.docs-back-to-top{transition:none}}