:root {
  --bg: #0f172a;
  --card: #1e293b;
  --line: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --success: #16a34a;
  --warn: #ca8a04;
  --danger: #dc2626;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); }
.topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; padding: 24px 32px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.topbar h1 { margin: 0 0 4px; font-size: 24px; }
.badge { font-size: 12px; background: var(--primary); color: white; padding: 2px 8px; border-radius: 999px; vertical-align: middle; }
.muted { color: var(--muted); margin: 0; font-size: 13px; }
.auth-box { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.auth-box input { width: 260px; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: #0b1120; color: var(--text); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--danger); display: inline-block; }
.dot.ok { background: var(--success); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 20px; padding: 24px 32px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; margin: 0 0 20px; }
.grid .card { margin: 0; }
.card h2 { margin: 0 0 16px; font-size: 17px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.span2 { grid-column: span 2; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
input, select { padding: 9px 10px; border-radius: 8px; border: 1px solid var(--line); background: #0b1120; color: var(--text); font-size: 14px; width: 100%; }
.actions { display: flex; gap: 10px; margin: 16px 0; flex-wrap: wrap; }
button { padding: 9px 16px; border-radius: 8px; border: 0; cursor: pointer; font-size: 14px; color: white; }
.primary { background: var(--primary); }
.primary:hover { background: var(--primary-hover); }
.ghost { background: transparent; border: 1px solid var(--line); color: var(--muted); }
.success { background: var(--success); }
.warn { background: var(--warn); }
.danger { background: var(--danger); }
.result { background: #0b1120; border: 1px solid var(--line); border-radius: 10px; padding: 12px; font-size: 12px; overflow: auto; max-height: 260px; white-space: pre-wrap; word-break: break-all; }
.poll-status { margin-top: 8px; font-size: 13px; }
.hidden { display: none; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } .topbar { padding: 16px; } .grid { padding: 16px; } }