:root{--bg:#f6f7fb;--surface:#fff;--text:#1c2333;--muted:#5b6475;--line:#e3e6ee;--accent:#2456e8;--accent-soft:#eaf0ff;--mark:#fff1a8;--mark-text:#5a4500;--band:#fff7d6;--band-line:#f0d36b}@media (prefers-color-scheme:dark){:root{--bg:#11151d;--surface:#181d27;--text:#e6e9f0;--muted:#9aa3b5;--line:#2a3140;--accent:#7ea2ff;--accent-soft:#1c2641;--mark:#5a4a10;--mark-text:#ffe9a0;--band:#2a2410;--band-line:#6b5a1a}}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.65;-webkit-text-size-adjust:100%}a{color:var(--accent);text-underline-offset:2px}a:hover{text-decoration-thickness:2px}.wrap{max-width:820px;margin:0 auto;padding:0 16px}.draft-band{background:var(--band);border-bottom:1px solid var(--band-line);color:var(--text);font-size:14px;padding:8px 16px;text-align:center}.site-head{background:var(--surface);border-bottom:1px solid var(--line)}.head-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-top:12px;padding-bottom:12px}.brand,.head-row{align-items:center}.brand{display:inline-flex;gap:10px;color:var(--text);font-weight:700;font-size:18px;text-decoration:none}.brand img{border-radius:8px}.nav{display:flex;flex-wrap:wrap;gap:4px}.nav a{color:var(--muted);text-decoration:none;font-size:14px;padding:6px 10px;border-radius:6px}.nav a:hover{color:var(--text);background:var(--accent-soft)}.nav a[aria-current=page]{color:var(--accent);background:var(--accent-soft);font-weight:600}main.wrap{padding-top:32px;padding-bottom:48px}.card,.doc{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:32px 36px}.eyebrow{margin:0;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}h1{font-size:30px;line-height:1.25;margin:6px 0 4px;letter-spacing:-.01em}.updated{margin:0 0 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var(--line)}.contact div:last-child{border-bottom:0}.contact dt{color:var(--muted)}.contact dd{margin:0}.site-foot{border-top:1px solid var(--line);background:var(--surface);font-size:14px;color:var(--muted)}.foot-row{justify-content:space-between;gap:12px 24px;padding-top:20px;padding-bottom:28px}.foot-links,.foot-row{display:flex;flex-wrap:wrap}.foot-links{gap:6px 16px}.hero h1{font-size:32px}.hero .lead{color:var(--muted);max-width:640px}.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;margin:20px 0 8px;padding:0;list-style:none}.features li{margin:0;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.features li strong{display:block}.cta{display:inline-block;margin-top:8px;background:var(--accent);color:#fff;text-decoration:none;padding:10px 18px;border-radius:8px;font-weight:600}@media (prefers-color-scheme:dark){.cta{color:#0d1220}}.cta:hover{opacity:.92}.auth-card{max-width:480px;margin:0 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8px}.muted{color:var(--muted);font-size:15px}.link-btn{background:none;border:0;color:var(--accent);font:inherit;font-size:14px;cursor:pointer;padding:6px 4px;text-decoration:underline}.kv{margin:8px 0;grid-gap:6px;gap:6px}.kv,.kv div{display:grid}.kv div{grid-template-columns:120px 1fr;grid-gap:10px;gap:10px;font-size:15px}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:600}.choices{display:grid;grid-gap:10px;gap:10px;margin-bottom:16px}.choice{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:10px;padding:12px 14px;cursor:pointer;background:var(--bg)}.choice.on{border-color:var(--accent);background:var(--accent-soft)}.choice input{margin-top:4px;accent-color:var(--accent)}.choice strong{display:block}.choice small{color:var(--muted);font-size:13px;line-height:1.5}.confirm-box{border:1px solid var(--band-line);background:var(--band);border-radius:10px;padding:12px 14px}.confirm-box p{margin:0 0 10px}.confirm-box 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var(--accent)}@media (prefers-color-scheme:dark){.cta-ghost{color:var(--accent)}}.meta{margin:10px 0 0!important;font-size:14px;color:var(--muted)}code{font-family:ui-monospace,Cascadia Mono,Consolas,monospace;font-size:.9em;background:var(--accent-soft);padding:1px 5px;border-radius:5px;word-break:break-all}ol.steps{counter-reset:step;list-style:none;padding-left:0;margin:12px 0}ol.steps>li{counter-increment:step;position:relative;padding-left:40px;margin:0 0 14px}ol.steps>li:before{content:counter(step);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#0b2a6f,#3b9bff);color:#fff;font-weight:700;font-size:14px;display:grid;place-items:center}.mock{margin:10px 0 4px;max-width:360px;border-radius:8px;overflow:hidden;border:1px solid var(--line);font-size:13px}.mock-title{background:#0067c0;color:#fff;padding:6px 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