:root{--bg:#f6f7f9;--card:#fff;--text:#1c1f24;--muted:#6b7280;--line:#e3e6ea;--accent:#0f62fe;--ok:#1a7f37;--warn:#b26a00;--bad:#c62828;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#111418;--card:#1b1f24;--text:#e8eaed;--muted:#9aa0a6;--line:#2c3137;--accent:#6ea8ff}}*{box-sizing:border-box}[hidden]{display:none!important}body{background:var(--bg);margin:0}header{background:var(--card);border-bottom:1px solid var(--line);z-index:1;justify-content:space-between;align-items:center;gap:8px;padding:8px 16px;display:flex;position:sticky;top:0}nav{flex-wrap:wrap;gap:4px;display:flex}nav a{color:var(--text);border-radius:8px;padding:8px 10px;text-decoration:none}nav a.active{background:var(--accent);color:#fff}main{max-width:960px;margin:0 auto;padding:16px}h1{margin:0 0 12px;font-size:1.3rem}h2{margin:0 0 8px;font-size:1rem}a{color:var(--accent)}label{margin:10px 0;font-size:.9rem;font-weight:600;display:block}input,select,textarea{border:1px solid var(--line);background:var(--card);width:100%;color:var(--text);border-radius:8px;margin-top:4px;padding:10px;font-size:16px;display:block}button,.button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:8px;padding:10px 16px;font-size:1rem;text-decoration:none;display:inline-block}button.secondary,.button.secondary{color:var(--accent);border:1px solid var(--accent);background:0 0}button.danger{background:var(--bad)}button.link{color:var(--accent);background:0 0;padding:4px}button:disabled{opacity:.5;cursor:default}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:16px;padding:16px}.narrow{max-width:360px;margin:48px auto}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}table{border-collapse:collapse;background:var(--card);width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:10px 8px}th{color:var(--muted);font-size:.8rem;font-weight:600}.num{text-align:right}table.clickable tbody tr{cursor:pointer}table.clickable tbody tr:hover{background:var(--bg)}.mono{font-family:ui-monospace,Menlo,Consolas,monospace}.muted{color:var(--muted);font-size:.85rem}.error{color:var(--bad)}.warning{color:var(--warn)}.success{color:var(--ok)}.banner{color:#663c00;background:#fff4e5;padding:8px 16px;font-size:.9rem}.status{border-radius:999px;padding:2px 8px;font-size:.8rem;font-weight:600;display:inline-block}.status.available{color:#14532d;background:#dcfce7}.status.reserved{color:#78350f;background:#fef3c7}.status.sold{color:#374151;background:#e5e7eb}.tabs{flex-wrap:wrap;gap:6px;margin:12px 0;display:flex}.tabs button{background:var(--card);color:var(--text);border:1px solid var(--line)}.tabs button.active{background:var(--accent);color:#fff}.preview{border-radius:8px;max-width:100%;max-height:240px;margin-top:8px;display:block}.picker{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:8px;display:grid}.choice{border:1px solid var(--line);border-radius:8px;align-items:center;gap:10px;margin:6px 0;padding:10px;font-weight:400;display:flex}.choice input{width:auto;margin:0}dl{grid-template-columns:max-content 1fr;gap:6px 16px;margin:0;display:grid}dt{color:var(--muted)}dd{overflow-wrap:anywhere;margin:0}input[type=search]{margin-bottom:12px}