body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 760px;
  margin: 3rem auto;
  padding: 0 1rem;
  color: #1a1a1a;
}

h1 { font-size: 1.4rem; }

.card {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge.ok { background: #d7f5dd; color: #146c2e; }
.badge.warn { background: #fdeccb; color: #935a00; }
.badge.idle { background: #e6e6e6; color: #444; }

table { width: 100%; border-collapse: collapse; margin-top: 0.75rem; }
th, td { text-align: left; padding: 0.4rem 0.6rem; border-bottom: 1px solid #eee; font-size: 0.9rem; }

button, .btn {
  background: #1a1a1a;
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.95rem;
}

button.secondary { background: #eee; color: #1a1a1a; }
button.danger { background: #b3261e; }

.flash {
  background: #eef6ff;
  border: 1px solid #c8e0ff;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin-bottom: 1.5rem;
}

.muted { color: #777; font-size: 0.85rem; }