:root{--bg:#0f172a;--panel:#111827;--panel-2:#0b1220;--text:#e5e7eb;--muted:#9ca3af;--brand:#06b6d4;--accent:#8b5cf6;--ok:#22c55e;--warn:#f59e0b;--err:#ef4444;--border:#1f2937}:root[data-theme=light]{--bg:#f1f5f9;--panel:#fff;--panel-2:#f8fafc;--text:#0f172a;--muted:#475569;--brand:#2563eb;--accent:#7c3aed;--ok:#16a34a;--warn:#d97706;--err:#dc2626;--border:#e5e7eb}*{box-sizing:border-box}html,body{height:100%}body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica,Arial,'Apple Color Emoji','Segoe UI Emoji';margin:0;background:linear-gradient(180deg,var(--bg),#0b1220);color:var(--text)}:root[data-theme=light] body{background:linear-gradient(180deg,var(--bg),#e2e8f0)}.container{max-width:980px;margin:32px auto;padding:0 20px}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.card{background:linear-gradient(180deg,var(--panel),var(--panel-2));border:1px solid var(--border);border-radius:14px;padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.25)}:root[data-theme=light] .card{box-shadow:0 10px 24px rgba(0,0,0,.08)}.button,button,input[type=submit]{background:linear-gradient(180deg,var(--brand),#0891b2);color:#fff;border:none;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600;box-shadow:0 6px 18px rgba(6,182,212,.25)}.button.secondary{background:linear-gradient(180deg,var(--accent),#6d28d9)}button:hover{filter:brightness(1.05)}input,textarea,select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:#0b1220;color:var(--text)}:root[data-theme=light] input,:root[data-theme=light] textarea,:root[data-theme=light] select{background:#fff;color:var(--text);border-color:var(--border)}label{display:block;margin:8px 0}.table{width:100%;border-collapse:collapse}.table th,.table td{border:1px solid var(--border);padding:10px;vertical-align:top}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,'Liberation Mono',monospace}.muted{color:var(--muted)}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.hr{height:1px;background:var(--border);margin:16px 0}.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#0b1220;border:1px solid var(--border);font-size:12px;color:var(--muted)}.ok{color:var(--ok)}.warn{color:var(--warn)}.err{color:var(--err)}img.qr{width:100%;max-width:300px;border:1px solid var(--border);border-radius:10px;display:block}pre{white-space:wrap;word-break:break-all;border:1px solid var(--border);padding:10px;border-radius:10px;background:#0a1020}:root[data-theme=light] pre{background:#f8fafc}video{width:100%;max-height:340px;border:1px solid var(--border);border-radius:12px}small.help{color:var(--muted)}