:root{--bg:#050816;--bg-soft:#0a1022;--surface:rgba(15,23,48,.76);--surface-strong:#111a35;--line:rgba(157,176,229,.16);--text:#f7f9ff;--muted:#aeb9d5;--blue:#5794ff;--violet:#9b72ff;--cyan:#39d7e5;--green:#4adea8;--amber:#f4c46b;--danger:#ff7f91;--radius-sm:12px;--radius:20px;--radius-lg:30px;--shadow:0 24px 80px rgba(0,0,0,.28);--container:1180px;--space:clamp(72px,9vw,120px)}
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var(--line);backdrop-filter:blur(18px)}.nav-shell{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;font-size:20px;font-weight:820;letter-spacing:-.4px}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(125,169,255,.28);border-radius:13px;background:linear-gradient(145deg,rgba(65,126,255,.28),rgba(143,82,255,.25));box-shadow:0 0 30px rgba(78,127,255,.2)}.brand-mark svg{width:23px;height:23px}.site-nav{display:flex;align-items:center;gap:6px}.nav-link{padding:9px 12px;color:var(--muted);border-radius:10px;font-weight:650;font-size:14px}.nav-link:hover,.nav-link[aria-current=page]{color:#fff;background:rgba(128,157,226,.1)}.session-link{margin-left:8px}.mobile-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:#fff}.mobile-toggle svg{width:22px}.hero{min-height:calc(88vh - 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44%,transparent 70%);box-shadow:inset 0 0 80px rgba(103,118,255,.08)}.orb:before,.orb:after{content:"";position:absolute;border:1px solid rgba(127,152,231,.14);border-radius:50%}.orb:before{width:76%;aspect-ratio:1}.orb:after{width:54%;aspect-ratio:1}.grid-emblem{width:150px;height:150px;z-index:1;filter:drop-shadow(0 18px 45px rgba(79,131,255,.3))}.float-card{position:absolute;max-width:210px;padding:15px 17px;border:1px solid var(--line);border-radius:15px;background:rgba(11,18,39,.9);box-shadow:var(--shadow);color:var(--muted);font-size:13px}.float-card strong{display:block;color:#fff;font-size:15px}.float-a{left:0;top:23%}.float-b{right:0;bottom:18%}.section{padding:var(--space) 0}.section-muted{border-block:1px solid rgba(148,170,229,.08);background:rgba(10,15,33,.5)}.section-head{max-width:720px;margin-bottom:38px}.section-head 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var(--line);font-size:25px;font-weight:900;background:linear-gradient(145deg,rgba(72,127,255,.22),rgba(132,74,235,.18))}.robot-card[data-robot=titan] .robot-emblem{color:#9dc5ff}.robot-card[data-robot=btc] .robot-emblem{color:#f4c46b;background:linear-gradient(145deg,rgba(244,196,107,.13),rgba(133,80,230,.14))}.robot-card[data-robot=alpha] .robot-emblem{color:#66e4cf;background:linear-gradient(145deg,rgba(57,215,229,.13),rgba(64,118,236,.14))}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 18px}.tag{display:inline-flex;padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:#cad7f4;font-size:12px;font-weight:700}.tag-live{color:#9af0cc;border-color:rgba(74,222,168,.24);background:rgba(74,222,168,.08)}.card-link{margin-top:auto;color:#a9caff;font-weight:750}.steps{grid-template-columns:repeat(5,minmax(0,1fr));counter-reset:step}.step{counter-increment:step;padding-top:18px;border-top:1px solid var(--line)}.step:before{content:"0" 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@media(max-width:900px){.site-nav{position:fixed;inset:76px 0 auto 0;display:none;align-items:stretch;padding:18px 20px 24px;background:#080d1d;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.menu-open .site-nav{display:grid}.mobile-toggle{display:grid;place-items:center}.session-link{margin:6px 0 0}.hero,.detail-hero,.split,.support-layout{grid-template-columns:1fr}.hero{padding-top:55px}.hero-visual{min-height:390px}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.steps{grid-template-columns:repeat(2,minmax(0,1fr))}.float-a{left:3%}.float-b{right:3%}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.container{width:min(100% - 28px,var(--container))}.hero-visual{min-height:330px}.float-card{display:none}.grid-2,.grid-3,.grid-4,.fact-grid,.steps,.footer-grid{grid-template-columns:1fr}.cta{align-items:flex-start;flex-direction:column}.actions .btn{width:100%}.card{padding:22px}.site-header{height:68px}.site-nav{inset:68px 0 auto}.page-hero{padding-top:65px}}
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