:root {
  --bg: #0f1419; --panel: #1a2029; --panel-2: #232b36; --border: #2d3744;
  --text: #e6edf3; --muted: #8b98a5; --accent: #4dabf7;
  --green: #2fbf71; --red: #e5484d; --yellow: #f5a623;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px; }
.topbar { display: flex; align-items: center; gap: 24px; padding: 12px 24px;
  background: var(--panel); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.brand { font-weight: 700; font-size: 16px; }
.topbar nav { display: flex; gap: 16px; flex: 1; }
.topbar nav a { color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 6px; }
.topbar nav a:hover, .topbar nav a.active { color: var(--text); background: var(--panel-2); }
.status-pill { padding: 5px 12px; border-radius: 999px; background: var(--panel-2);
  border: 1px solid var(--border); font-size: 12px; font-weight: 600; }
.status-pill.on { color: var(--green); border-color: var(--green); }
.status-pill.off { color: var(--muted); }
main { padding: 24px; max-width: 1200px; margin: 0 auto; }
.controls { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.btn { background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  padding: 8px 16px; border-radius: 6px; cursor: pointer; font-size: 14px; font-weight: 600; }
.btn:hover { border-color: var(--accent); }
.btn-green { background: var(--green); border-color: var(--green); color: #05140b; }
.btn-red { background: var(--red); border-color: var(--red); color: #fff; }
.toggle { display: flex; align-items: center; gap: 6px; color: var(--muted); cursor: pointer; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.card-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.card-value { font-size: 24px; font-weight: 700; margin-top: 6px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 800px) { .grid-2 { grid-template-columns: 1fr; } }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 18px; margin-bottom: 20px; }
.panel h2 { margin: 0 0 12px; font-size: 16px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tbody tr:hover { background: var(--panel-2); }
.muted { color: var(--muted); font-weight: 400; font-size: 13px; }
.tag { padding: 2px 8px; border-radius: 4px; font-size: 12px; font-weight: 600; }
.tag-yes { background: rgba(47,191,113,.15); color: var(--green); }
.tag-no { background: rgba(229,72,77,.15); color: var(--red); }
.tag-synthetic { background: rgba(245,166,35,.15); color: var(--yellow); }
.tag-open-meteo { background: rgba(77,171,247,.15); color: var(--accent); }
tr.has-signal { background: rgba(77,171,247,.10); }
.pos { color: var(--green); } .neg { color: var(--red); }
.event-log { font-family: ui-monospace, Menlo, monospace; font-size: 12px; max-height: 320px; overflow-y: auto; }
.event-log .line { padding: 3px 0; border-bottom: 1px solid var(--border); display: flex; gap: 10px; }
.event-log .ts { color: var(--muted); white-space: nowrap; }
.event-log .lvl-ERROR { color: var(--red); }
.form { display: flex; flex-direction: column; gap: 14px; max-width: 380px; }
.form label { display: flex; flex-direction: column; gap: 6px; color: var(--muted); }
.form input { background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 8px 10px; border-radius: 6px; font-size: 14px; }