/* Tipografías del sistema: cero peticiones externas. */
:root {
  --brand: #1a3a5c;
  --bg: #f4f4f2;
  --card: #ffffff;
  --text: #1c1c1c;
  --muted: #6b6b6b;
  --ok: #1e7d3c;
  --warn: #b26a00;
  --err: #b3261e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--brand);
  color: #fff;
  padding: 0.6rem 1rem;
  padding-top: calc(0.6rem + env(safe-area-inset-top));
}

.topbar h1 { font-size: 1.1rem; margin: 0; }
.topbar-right { display: flex; align-items: center; gap: 0.5rem; }

.badge {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
}
.badge.ok { background: var(--ok); }
.badge.warn { background: var(--warn); }
.badge.err { background: var(--err); }

button.ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #fff;
  border-radius: 6px;
  padding: 0.2rem 0.6rem;
  font-size: 0.85rem;
}

main { padding: 1rem; max-width: 40rem; margin: 0 auto; }

.card {
  background: var(--card);
  border-radius: 10px;
  padding: 1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  margin-bottom: 1rem;
}

.card h2 { margin: 0 0 0.5rem; font-size: 1rem; }
.muted { color: var(--muted); }