:root {
  color-scheme: light;
  --bg: #0b1020;
  --card: #131a2e;
  --text: #eaf0ff;
  --muted: #a8b2cc;
  --accent: #4da3ff;
  --line: #263251;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(160deg, #090f1c, #111a32);
  color: var(--text);
}
.container { max-width: 1080px; margin: 0 auto; padding: 20px; }
.header { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.card {
  background: rgba(19, 26, 46, 0.95);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  margin: 18px 0;
}
.hero h2 { margin-top: 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.plan { border: 1px solid var(--line); border-radius: 12px; padding: 14px; background: #0f172b; }
.plan.featured { border-color: var(--accent); }
.price { color: #8ec5ff; font-weight: 700; }
.badge { display: inline-block; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line); margin-right: 8px; }
ul { padding-left: 18px; }
a { color: #8ec5ff; }
.muted { color: var(--muted); }
.page h1 { margin-top: 0; }
select {
  background: #0d1427;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
}

.signal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

#refreshSignal {
  border: 1px solid var(--accent);
  background: #102749;
  color: var(--text);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 8px;
}

.signal-grid > div {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #0d1427;
}

.label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 4px;
}

.legal-footer {
  margin-top: 18px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.small-note {
  font-size: 11px;
}