:root {
  --bg: #0e0f12;
  --surface: #15171c;
  --text: #e8eaed;
  --muted: #a3a7ae;
  --accent: #4ab5ff;
  --ok: #2ecc71;
  --bad: #ff5d5d;
  --border: #2a2d34;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: linear-gradient(180deg, #0e0f12 0%, #111317 100%);
  color: var(--text);
  line-height: 1.5;
}

.page-header { padding: 24px 20px 8px; max-width: 1100px; margin: 0 auto; }
.page-header h1 { margin: 0 0 6px; font-size: 24px; font-weight: 700; }
.page-header .sub { margin: 0; color: var(--muted); font-size: 13px; }
code { background: #1c1f26; padding: 2px 6px; border-radius: 6px; color: #cde3ff; }

.controls { display: grid; grid-template-columns: repeat(3, minmax(180px, 1fr)); gap: 12px; padding: 8px 20px 4px; max-width: 1100px; margin: 0 auto; }
.control { display: flex; flex-direction: column; gap: 6px; }
.control label { color: var(--muted); font-size: 12px; }
.control input, .control select { background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; outline: none; }
.control input:focus, .control select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(74,181,255,0.15); }

.summary { max-width: 1100px; margin: 8px auto 0; padding: 0 20px; display: flex; gap: 10px; flex-wrap: wrap; }
.chip { background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 6px 10px; font-size: 12px; color: var(--muted); }
.chip strong { color: var(--text); margin-left: 6px; }

.table-wrap { max-width: 1100px; margin: 10px auto 40px; padding: 0 20px; }
table.channels { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; }
thead th { text-align: left; font-weight: 600; color: var(--muted); font-size: 12px; padding: 12px 14px; background: #1a1d23; border-bottom: 1px solid var(--border); }
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: 0; }
.num { width: 52px; text-align: right; color: var(--muted); }
.col-status, .status-col { min-width: 170px; }
.center { text-align: center; }
.muted { color: var(--muted); }

.status {
  display: inline-flex; align-items: center; gap: 8px; padding: 4px 10px;
  border-radius: 999px; font-size: 12px; border: 1px solid var(--border);
  white-space: nowrap;
}
.status.ok { background: rgba(46,204,113,0.12); color: #b4f3cf; border-color: rgba(46,204,113,0.3); }
.status.bad { background: rgba(255,93,93,0.12); color: #ffc7c7; border-color: rgba(255,93,93,0.3); }
.status.unk { background: rgba(163,167,174,0.12); color: #d1d4da; border-color: rgba(163,167,174,0.3); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--bad); }
.dot.unk { background: var(--muted); }

a.link { color: #cde3ff; text-decoration: none; }
a.link:hover { text-decoration: underline; }

.page-footer { max-width: 1100px; margin: 0 auto 30px; padding: 0 20px; color: var(--muted); font-size: 12px; }

@media (max-width: 760px) {
  .controls { grid-template-columns: 1fr; }
  thead { display: none; }
  table.channels, tbody, tr, td { display: block; width: 100%; }
  tbody tr { border-bottom: 1px solid var(--border); padding: 10px 0; }
  tbody td { border: 0; padding: 6px 14px; }
  tbody td:nth-child(1) { font-weight: 600; }
  tbody td:nth-child(4) { padding-top: 0; }
}

.cell-channel { display: inline-flex; align-items: center; gap: 10px; }
.cell-channel .logo { width: 22px; height: 22px; border-radius: 4px; object-fit: cover; background: #222; border: 1px solid var(--border); }
.cell-channel .avatar { width: 22px; height: 22px; border-radius: 4px; display: inline-flex; align-items: center; justify-content: center; background: #222b33; border: 1px solid var(--border); color: #cfd6df; font-size: 11px; font-weight: 700; letter-spacing: 0.3px; }
.cell-channel .name { vertical-align: middle; }