:root {
  --bg: #0e1116; --panel: #161b22; --line: #2a313c; --text: #e6edf3; --muted: #8b949e;
  --ok: #3fb950; --warn: #d29922; --bad: #f85149; --idle: #6e7681; --accent: #58a6ff; --talk: #ff7b72;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; }
[hidden] { display: none !important; }
button, select, input { font: inherit; color: inherit; }
button { background: var(--accent); color: #0b1220; border: 0; border-radius: 8px; padding: 10px 14px; min-height: 44px; cursor: pointer; font-weight: 600; }
button.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.danger { background: var(--bad); color: #fff; }
button:disabled { opacity: .45; cursor: not-allowed; }
input, select { background: #0b0f14; border: 1px solid var(--line); border-radius: 8px; padding: 9px 10px; min-height: 44px; width: 100%; }
label { display: block; margin: 10px 0; color: var(--muted); }
label input, label select { margin-top: 4px; color: var(--text); }
.muted { color: var(--muted); }
.error { color: var(--bad); min-height: 1.2em; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 800; letter-spacing: .12em; }
.session { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.session select { width: auto; min-width: 140px; }
.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--line); font-size: 12px; }
.pill.ok { background: rgba(63,185,80,.2); color: var(--ok); }
.pill.warn { background: rgba(210,153,34,.2); color: var(--warn); }
.pill.bad { background: rgba(248,81,73,.2); color: var(--bad); }
.pill.talk { background: rgba(255,123,114,.25); color: var(--talk); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.narrow { max-width: 420px; margin: 32px auto; }
.providers { display: grid; gap: 8px; margin-top: 12px; }
.tabs { display: flex; gap: 4px; padding: 8px 16px 0; overflow-x: auto; border-bottom: 1px solid var(--line); }
.tabs button { background: transparent; color: var(--muted); border-radius: 8px 8px 0 0; }
.tabs button[aria-selected="true"] { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-bottom-color: var(--panel); }
.panel { padding: 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row > * { flex: 0 0 auto; }
.grow { flex: 1 1 auto !important; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.scroll { overflow-x: auto; }
h2 { font-size: 16px; margin: 0 0 10px; }
svg.map { width: 100%; height: auto; background: #0b0f14; border: 1px solid var(--line); border-radius: 12px; }
svg.map text { fill: var(--text); font-size: 11px; }
svg.map .relay { fill: #1f2a37; stroke: var(--accent); }
.meter { height: 10px; background: #0b0f14; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; min-width: 120px; }
.meter > div { height: 100%; width: 0; background: var(--ok); transition: width 80ms linear; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; background: var(--idle); }
.dot.ok { background: var(--ok); } .dot.warn { background: var(--warn); } .dot.bad { background: var(--bad); }
.slider { display: grid; grid-template-columns: 110px 1fr 56px; gap: 8px; align-items: center; }
.slider input[type=range] { min-height: 32px; padding: 0; }
.checks { display: flex; flex-wrap: wrap; gap: 8px; }
.checks label { display: inline-flex; align-items: center; gap: 6px; margin: 0; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; color: var(--text); }
.checks input { width: auto; min-height: 0; }
.foot { text-align: center; padding: 16px; font-size: 12px; }
@media (max-width: 640px) { .panel { padding: 10px; } .slider { grid-template-columns: 90px 1fr 48px; } }