:root{--c0-teal: #16b3ad;--c0-blue: #0b365a;--c0-ink: #0e1b26;--c0-wash: #f5f7fa;--accent: #000;--ink: var(--c0-ink);--ink-2: #5b6b78;--bg: var(--c0-wash);--card: #ffffff;--border: #e8eef5;--btn-radius: 12px;--shadow: 0 8px 24px rgba(11, 54, 90, .06)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--c0-blue);text-decoration:underline;text-underline-offset:2px}a:hover{text-decoration-thickness:2px}.page{max-width:880px;margin:48px auto;padding:0 20px 56px}h1{font-size:2rem;margin:0 0 12px;letter-spacing:.2px}h2{font-size:1.15rem;color:var(--ink-2);margin:24px 0 8px}.lede{color:var(--ink-2);margin-bottom:24px}.meta{color:var(--ink-2)}pre.code{background:#f8fafc;padding:12px 16px;border-radius:10px;border:1px solid var(--border);overflow:auto}.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card{text-align:center;background:var(--card);padding:16px;border-radius:16px;border:1px solid var(--border);box-shadow:var(--shadow)}.card h3{margin:0 0 6px;color:var(--c0-blue)}.nav{display:flex;align-items:center;gap:12px;margin-top:24px;margin-bottom:32px}.nav .spacer{flex:1}.page-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 12px}.page-title{margin:0;line-height:1.2;color:var(--c0-blue)}.btn,.btn-lg,.btn-sm{display:inline-block;border:none;text-decoration:none;color:#fff;background:var(--c0-blue);border-radius:var(--btn-radius);padding:10px 14px;font-weight:600;transition:transform .12s ease,filter .12s ease;cursor:pointer}.btn:hover{filter:brightness(.96);transform:translateY(-1px)}.btn-lg{padding:14px 20px;font-size:1rem}.btn-sm{padding:6px 10px;font-size:.9rem;line-height:1}.actions{text-align:center;margin-top:12px}.center-footer{justify-content:center}.hero{position:relative;text-align:center;padding:clamp(56px,12vh,120px) 16px;color:#fff;border-radius:20px;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#0b365abf,#0e1b26d9),url(/background.jpg) center/cover no-repeat;filter:saturate(1.1)}.hero>*{position:relative;z-index:1}.brand-mark{opacity:.95;margin-bottom:16px;width:72px;height:72px;filter:drop-shadow(0 2px 6px rgba(0,0,0,.35))}.hero-title{font-size:clamp(28px,5vw,44px);line-height:1.12;margin:0 0 8px}.hero-subtitle,.hero .lede{color:#ffffffeb;margin:0 auto 20px;max-width:56ch}.collapsible{margin:12px 0 0;border:1px solid var(--border);border-radius:8px;background:#fbfdff}.collapsible-summary{cursor:pointer;display:flex;align-items:center;gap:8px;padding:10px 12px;font-weight:600;list-style:none;color:var(--c0-blue)}.collapsible-summary::-webkit-details-marker{display:none}.collapsible-summary:before{content:"▸";display:inline-block;transform:rotate(0);transition:transform .12s ease}.collapsible[open] .collapsible-summary:before{transform:rotate(90deg)}.collapsible-body{padding:8px 12px 12px}.topbar{position:static;background:transparent;padding:0}.btn-group{display:inline-flex;gap:8px;align-items:center}