:root {
  color-scheme: dark light;
  --bg: #0b0f14;
  --card: #151b23;
  --border: #232c37;
  --text: #f0f2f4;
  --muted: #8b96a3;
  --accent: #4da3ff;
  --bad: #ff6b6b;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6f8;
    --card: #ffffff;
    --border: #e1e5ea;
    --text: #1a2027;
    --muted: #667080;
    --accent: #2b6fce;
    --bad: #cc3333;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding-bottom: env(safe-area-inset-bottom);
}

.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: calc(env(safe-area-inset-top) + 1rem) 1.25rem 0.75rem;
}

.topbar h1 {
  font-size: 1.25rem;
  margin: 0;
}

.refreshed {
  font-size: 0.75rem;
  color: var(--muted);
}

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.75rem;
  padding: 0 1rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.loading {
  color: var(--muted);
  padding: 2rem;
  text-align: center;
  grid-column: 1 / -1;
}

.tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
}

.tile.offline {
  opacity: 0.6;
}

.tile-title {
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tile-title .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.tile.offline .tile-title .dot {
  background: var(--bad);
}

.tile-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem 0.5rem;
}

.stat .value {
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.1;
}

.stat .label {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 2px;
}

.tile-list {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0;
  font-size: 0.8rem;
}

.tile-list li {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  color: var(--muted);
}

.tile-list li span:last-child {
  color: var(--text);
}

.tile-updated {
  margin: 0.7rem 0 0;
  font-size: 0.7rem;
  color: var(--muted);
}

.error-banner {
  grid-column: 1 / -1;
  background: var(--card);
  border: 1px solid var(--bad);
  color: var(--bad);
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
}