:root {
  color-scheme: dark;
  --bg: #111110;
  --surface: #1a1a19;
  --surface-2: #242422;
  --line: #34342f;
  --text: #f0efec;
  --text-2: #c3c2b7;
  --text-3: #8f8e85;
  --accent: #3987e5;
  --good: #0ca30c;
  --warn: #fab219;
  --bad: #d03b3b;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, "Segoe UI", Roboto, sans-serif;
}
header.top {
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
  padding: 12px 24px; border-bottom: 1px solid var(--line); background: var(--surface);
}
header.top h1 { font-size: 17px; margin: 0; letter-spacing: .02em; }
header.top nav { display: flex; gap: 4px; }
header.top nav a {
  color: var(--text-2); text-decoration: none; padding: 6px 12px; border-radius: 6px;
}
header.top nav a:hover { background: var(--surface-2); color: var(--text); }
header.top nav a.here { background: var(--surface-2); color: var(--text); font-weight: 600; }
#mode-badge { margin-left: auto; }
main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 64px; }
h2 { font-size: 16px; margin: 0 0 12px; }
p.sub { color: var(--text-2); margin: 0 0 16px; }
.muted { color: var(--text-3); }
.grid { display: grid; gap: 20px; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); }
@media (max-width: 860px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 16px;
}
.card + .card { margin-top: 20px; }

/* camera */
.stage { position: relative; background: #000; border-radius: 10px; overflow: hidden; aspect-ratio: 4 / 3; }
.stage video { width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); display: block; }
.oval {
  position: absolute; left: 50%; top: 50%; width: 42%; height: 74%;
  transform: translate(-50%, -50%); border-radius: 50%;
  border: 4px dashed var(--text-3); box-shadow: 0 0 0 2000px rgba(0, 0, 0, .35);
  transition: border-color .15s;
}
.oval.ready { border-color: var(--good); border-style: solid; }
.hint {
  position: absolute; left: 0; right: 0; bottom: 12px; text-align: center;
  font-weight: 600; text-shadow: 0 1px 4px #000;
}
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 14px; }

button, .btn {
  font: inherit; font-weight: 600; color: #fff; background: var(--accent);
  border: 0; border-radius: 8px; padding: 10px 18px; cursor: pointer;
}
button.big { font-size: 17px; padding: 14px 28px; flex: 1; }
button.ghost { background: var(--surface-2); color: var(--text); border: 1px solid var(--line); }
button.small { padding: 5px 10px; font-size: 13px; }
button:disabled { opacity: .45; cursor: not-allowed; }
input, select {
  font: inherit; color: var(--text); background: var(--surface-2);
  border: 1px solid var(--line); border-radius: 8px; padding: 9px 10px; min-width: 0;
}
label { display: grid; gap: 4px; font-size: 13px; color: var(--text-2); }
.form { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }

/* result card */
.result { border-left: 6px solid var(--line); }
.result.ALLOW { border-left-color: var(--good); }
.result.REQUEST_VERIFICATION { border-left-color: var(--warn); }
.result.DENY { border-left-color: var(--bad); }
.verdict { font-size: 26px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.reason { color: var(--text-2); margin: 2px 0 14px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; margin: 0; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; font-variant-numeric: tabular-nums; }
.pill {
  display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 99px;
  font-size: 12px; font-weight: 600; border: 1px solid var(--line); color: var(--text-2);
  white-space: nowrap;
}
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--text-3); flex: none; }
.dot.ALLOW, .dot.good { background: var(--good); }
.dot.REQUEST_VERIFICATION, .dot.warn { background: var(--warn); }
.dot.DENY, .dot.bad { background: var(--bad); }
.banner {
  border: 1px solid var(--warn); border-radius: 8px; padding: 10px 14px; margin-bottom: 16px;
  background: rgba(250, 178, 25, .08);
}
.banner.bad { border-color: var(--bad); background: rgba(208, 59, 59, .1); }
.banner.good { border-color: var(--good); background: rgba(12, 163, 12, .12); color: var(--text); }
.countdown { font-size: 22px; font-weight: 700; }

.control-bar {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap; margin-bottom: 20px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px;
}
.control-group { display: flex; flex-direction: column; gap: 4px; }
.control-group label { font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-3); font-weight: 600; }
.conn-btn {
  font-size: 13px; padding: 8px 14px; border-radius: 8px; font-weight: 600; cursor: pointer; transition: all .15s;
}
.conn-online { background: rgba(12, 163, 12, 0.18); border: 1px solid var(--good); color: #85e885; }
.conn-online:hover { background: rgba(12, 163, 12, 0.3); }
.conn-offline { background: rgba(208, 59, 59, 0.25); border: 1px solid var(--bad); color: #ff9d9d; }
.conn-offline:hover { background: rgba(208, 59, 59, 0.4); }


table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--text-3); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
td.num, th.num { text-align: right; }
.scroll { overflow-x: auto; }
.tiles { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin-bottom: 20px; }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.tile .v { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.tile .l { color: var(--text-2); font-size: 13px; }
.tile .n { color: var(--text-3); font-size: 12px; }
.chart-box { position: relative; height: 260px; }
code { background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }