:root {
  --bg: #0a0b0f;
  --card: #12131a;
  --text: #f3f4f6;
  --muted: #a9afbd;
  --border: rgba(255, 255, 255, 0.08);
  --border2: rgba(255, 255, 255, 0.14);
  --btn: #1b1d28;
  --btnHover: #24263a;

  --ok: #67e8a9;
  --warn: #ffd27a;
  --bad: #ff7b7b;

  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% -10%, rgba(99, 102, 241, 0.10), transparent 60%),
              radial-gradient(900px 500px at 100% 0%, rgba(34, 211, 238, 0.08), transparent 55%),
              var(--bg);
  color: var(--text);
}

.container {
  width: min(920px, calc(100% - 24px));
  margin: 0 auto;
}

header { padding: 16px 0 8px; }

.headerRow {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

h1 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.2px;
  line-height: 1.2;
}

.sub {
  margin: 6px 0 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(18, 19, 26, 0.78);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.topbar .left {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

button {
  background: var(--btn);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 12px 14px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 800;
  min-height: 44px; /* mobile touch target */
}

button:hover { background: var(--btnHover); border-color: var(--border2); }

button.ghost {
  padding: 10px 12px;
  min-width: 56px;
  border-radius: 14px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(15, 16, 22, 0.72);
  color: var(--muted);
  font-size: 12px;
  min-height: 44px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 99px;
  background: var(--muted);
}

.dot.ok { background: var(--ok); }
.dot.warn { background: var(--warn); }
.dot.bad { background: var(--bad); }

.status { color: var(--muted); font-size: 12px; }

main { padding: 10px 0 34px; }

.card {
  background: linear-gradient(180deg, rgba(18, 19, 26, 0.95), rgba(18, 19, 26, 0.78));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
  margin: 12px 0;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 12px;
  font-size: 16px;
  letter-spacing: 0.2px;
}

.card.small { padding: 12px 14px; }

/* Alert */
.alert {
  border-radius: 18px;
  border: 1px solid var(--border);
  padding: 14px;
  margin: 12px 0;
  box-shadow: var(--shadow);
  background: rgba(18, 19, 26, 0.85);
}

.alertTitle {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  font-weight: 900;
}

.alertIcon {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(15, 16, 22, 0.75);
}

.alertBody {
  margin-top: 10px;
  color: var(--text);
  line-height: 1.38;
  font-size: 14px;
}

.alertMeta {
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
}

.kpiGrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* mobile-first */
  gap: 10px;
}

.kpi {
  background: rgba(15, 16, 22, 0.72);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px;
}

.kpi .label {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.kpi .value {
  font-size: 18px;
  font-weight: 900;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 12px;
  margin-left: 4px;
  font-weight: 900;
}

.badge.ok { color: var(--ok); }
.badge.warn { color: var(--warn); }
.badge.bad { color: var(--bad); }

.table {
  display: grid;
  gap: 8px;
}

.rowItem {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(15, 16, 22, 0.55);
}

.rowItem:hover { border-color: var(--border2); }

.rowItem .t { color: var(--muted); font-size: 13px; padding-top: 2px; }
.rowItem .c { font-size: 14px; line-height: 1.35; }

.meta {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

hr.sep {
  border: none;
  border-top: 1px solid var(--border);
  margin: 10px 0 0;
}

/* Larger screens: restore 4 KPI columns and 4-column rows */
@media (min-width: 861px) {
  .kpiGrid { grid-template-columns: repeat(4, 1fr); }
  .rowItem { grid-template-columns: 110px 1fr 1fr 1fr; }
}