:root{--bg: #f6f7f9;--surface: #ffffff;--text: #1b1f24;--muted: #5f6b7a;--border: #dde2e8;--accent: #2557d6;--accent-text: #ffffff;--danger: #b42318;--notice-bg: #fff6e0;--notice-text: #6b4a00;--highlight: #eaf0ff;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #111418;--surface: #1a1f26;--text: #e8ebef;--muted: #9aa5b3;--border: #2d3540;--accent: #6d95ff;--accent-text: #0d1117;--danger: #ff7b72;--notice-bg: #3a2e10;--notice-text: #f5d58a;--highlight: #1d2a47;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--border)}.brand{font-weight:700;color:var(--text);text-decoration:none}.brand span{color:var(--accent)}nav{display:flex;align-items:center;gap:16px}nav a{color:var(--muted);text-decoration:none}nav a[aria-current=page]{color:var(--text);font-weight:600}main{max-width:960px;margin:0 auto;padding:24px 16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px}.card.narrow{max-width:440px;margin:32px auto}.card.highlight{background:var(--highlight)}h1{font-size:1.4rem;margin:0 0 12px}h2{font-size:1.1rem;margin:0 0 12px}form{display:flex;flex-direction:column;gap:14px}form.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}form.grid .span{grid-column:1 / -1}label{display:flex;flex-direction:column;gap:4px;font-size:.9rem;color:var(--muted)}input,select{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 10px;width:100%}input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}button{font:inherit;cursor:pointer;border:1px solid var(--accent);background:var(--accent);color:var(--accent-text);border-radius:6px;padding:8px 14px}button:disabled{opacity:.6;cursor:default}button.secondary{background:transparent;color:var(--accent)}button.danger{background:transparent;border-color:var(--danger);color:var(--danger)}button.link{background:none;border:none;color:var(--accent);padding:0}.row{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}.muted{color:var(--muted)}.small{font-size:.85rem}.center{text-align:center}.error{color:var(--danger);margin:0}.notice{background:var(--notice-bg);color:var(--notice-text);border-radius:6px;padding:8px 12px}.qr{display:block;margin:0 auto;background:#fff;border-radius:6px}code,.mono{font-family:ui-monospace,Cascadia Code,Consolas,monospace}.secret{word-break:break-all}.codes{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}.facts{display:grid;grid-template-columns:max-content 1fr;gap:6px 16px}.facts dt{color:var(--muted)}.facts dd{margin:0}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.95rem}th,td{text-align:left;padding:8px;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--muted);font-weight:600}tr.inactive td{color:var(--muted)}td.actions{display:flex;gap:8px;justify-content:flex-end}td.actions button{padding:4px 10px;font-size:.85rem}