:root {
  --bg: #0b1020;
  --card: #121a30;
  --text: #f2f5ff;
  --muted: #a8b1d1;
  --ok: #2ecc71;
  --warn: #f39c12;
  --danger: #e74c3c;
  --accent: #4da3ff;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11,16,32,.95);
  backdrop-filter: blur(8px);
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid #243050;
}

h1 { margin: 0; font-size: 1.1rem; }
h2 { margin: 0 0 10px; font-size: 1rem; }
#updatedAt { margin: 4px 0 0; color: var(--muted); font-size: .85rem; }

#refreshBtn {
  border: 0;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--accent);
  color: #071124;
  font-weight: 700;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.card {
  background: var(--card);
  border: 1px solid #263458;
  border-radius: 14px;
  padding: 12px;
}

.list { list-style: none; margin: 0; padding: 0; }
.item {
  padding: 10px;
  border-radius: 10px;
  background: #0f1730;
  border: 1px solid #223055;
  margin-bottom: 8px;
}
.item .title { font-weight: 600; }
.item .meta { color: var(--muted); font-size: .88rem; margin-top: 3px; }
.badge {
  display: inline-block;
  font-size: .75rem;
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 8px;
}
.badge.ok { background: rgba(46,204,113,.18); color: var(--ok); }
.badge.warn { background: rgba(243,156,18,.18); color: var(--warn); }
.badge.danger { background: rgba(231,76,60,.18); color: var(--danger); }

.footer { text-align: center; color: var(--muted); padding: 8px 0 20px; }