:root{--bg:#f4f6fb;--surface:#ffffff;--text:#0b132b;--muted:#5b6478;--border:#dde2ec;--brand:#0b132b;--accent:#3a7bfd;--accent-text:#ffffff;--ok-bg:#e8f6ee;--ok-text:#14633a;--error-bg:#fdecec;--error-text:#9b1c1c;--focus:#3a7bfd;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#070c1c;--surface:#0f1730;--text:#e8ecf6;--muted:#9aa4bd;--border:#23304f;--brand:#e8ecf6;--accent:#5b93ff;--accent-text:#061029;--ok-bg:#0f2e1f;--ok-text:#8fe0b1;--error-bg:#3a1414;--error-text:#ffb4b4;color-scheme:dark}}*{box-sizing:border-box}body,html{margin:0}body{background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent)}:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.center{min-height:100vh;display:grid;place-items:center;padding:24px 16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:28px;width:100%;max-width:420px}.card.wide{max-width:720px}.brand{font-weight:700;letter-spacing:.08em;color:var(--brand);margin:0 0 4px}h1{font-size:22px;margin:0 0 8px}h2{font-size:17px;margin:0 0 6px}.muted{color:var(--muted)}.small{font-size:13px}form{margin-top:18px}.grid2,form{display:grid;grid-gap:14px;gap:14px}.grid2{grid-template-columns:1fr 1fr}@media (max-width:560px){.grid2{grid-template-columns:1fr}}label{display:grid;grid-gap:6px;gap:6px;font-weight:600;font-size:14px}label.check{display:flex;align-items:center;gap:8px;font-weight:500}input[type=email],input[type=number],input[type=password],input[type=text],select{font:inherit;padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--text);width:100%}.code-input{font-size:22px;letter-spacing:.3em;text-align:center}.actions{display:flex;flex-wrap:wrap;gap:10px}button{font:inherit;font-weight:600;padding:10px 16px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-text);cursor:pointer}button.secondary{background:transparent;color:var(--text);border-color:var(--border)}button:disabled{opacity:.6;cursor:progress}.notice{padding:10px 12px;border-radius:8px;font-size:14px}.notice.ok{background:var(--ok-bg);color:var(--ok-text)}.notice.error{background:var(--error-bg);color:var(--error-text)}.qr{display:block;width:200px;height:200px;margin:12px auto;background:#fff;padding:8px;border-radius:8px}.secret{font-family:ui-monospace,Consolas,monospace;word-break:break-all;text-align:center}.shell{min-height:100vh}.topbar{justify-content:space-between;gap:12px;padding:14px 24px;background:var(--surface);border-bottom:1px solid var(--border)}.topbar,.topbar form{display:flex;align-items:center}.topbar form{margin:0;gap:8px}.topbar nav{display:flex;gap:16px;flex-wrap:wrap}.topbar nav a{color:var(--text);text-decoration:none;font-weight:600}.topbar nav a:hover{color:var(--accent)}main.content{padding:24px 16px;max-width:960px;margin:0 auto}.tiles{display:grid;grid-gap:14px;gap:14px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin-top:18px}.tile{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px}.tile a{font-weight:600}.badge{display:inline-block;font-size:12px;padding:2px 8px;border-radius:999px;border:1px solid var(--border);color:var(--muted)}.badge.ok{background:var(--ok-bg);color:var(--ok-text);border-color:transparent}