:root {
  --bg: #0f1420;
  --bg-card: #161d2e;
  --border: #263049;
  --text: #e7ecf7;
  --text-dim: #8b96b3;
  --green: #35d07f;
  --red: #ff5c5c;
  --yellow: #f5c451;
  --blue: #4d9dff;
  --purple: #b48cff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.topbar-title { display: flex; align-items: center; gap: 10px; }
.topbar-title h1 { font-size: 18px; margin: 0; font-weight: 600; }

.topbar-meta { display: flex; align-items: center; gap: 12px; color: var(--text-dim); font-size: 13px; }
.interval-badge {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 10px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-dim);
  display: inline-block;
  box-shadow: 0 0 0 0 rgba(0,0,0,0);
  transition: background .3s ease;
}
.dot.online { background: var(--green); box-shadow: 0 0 10px var(--green); }
.dot.offline { background: var(--red); box-shadow: 0 0 10px var(--red); }
.dot.degraded { background: var(--yellow); box-shadow: 0 0 10px var(--yellow); }

main { max-width: 1200px; margin: 0 auto; padding: 20px 24px 60px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.card-label { color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.card-value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.card-value small { font-size: 13px; color: var(--text-dim); font-weight: 500; }
.card-sub { color: var(--text-dim); font-size: 12px; margin-top: 4px; }

.status-card .card-value#status-value.online { color: var(--green); }
.status-card .card-value#status-value.offline { color: var(--red); }
.status-card .card-value#status-value.degraded { color: var(--yellow); }

.charts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 22px;
}

.chart-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.chart-box h2 { font-size: 14px; margin: 0 0 12px; color: var(--text-dim); font-weight: 600; }

.table-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.table-box h2 { font-size: 14px; margin: 0 0 12px; color: var(--text-dim); font-weight: 600; }

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; }
td.empty { text-align: center; color: var(--text-dim); padding: 20px; }

.badge { padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.online { background: rgba(53,208,127,.15); color: var(--green); }
.badge.offline { background: rgba(255,92,92,.15); color: var(--red); }
.badge.degraded { background: rgba(245,196,81,.15); color: var(--yellow); }

.range-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}
.range-toolbar label, .table-filters label {
  color: var(--text-dim);
  font-size: 13px;
}
.range-toolbar select, .table-filters select {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
}

.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.table-filters { display: flex; align-items: center; gap: 8px; }
.table-pagination { display: flex; align-items: center; gap: 10px; }
.table-pagination button {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}
.table-pagination button:disabled { opacity: .4; cursor: default; }
#page-info { color: var(--text-dim); font-size: 13px; }

footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 12px;
  padding: 20px;
}