:root {
  --bg: #0b0e14;
  --bg-elev: #131722;
  --bg-elev-2: #1a1f2e;
  --border: #232a3a;
  --text: #e6edf3;
  --text-dim: #8d96aa;
  --accent: #ffd166;
  --accent-2: #ef476f;
  --green: #06d6a0;
  --red: #ef476f;
  --blue: #4cc9f0;
  --purple: #b388eb;
  --orange: #f4a261;
  --radius: 14px;
  --shadow: 0 1px 0 rgba(255,255,255,0.04), 0 16px 36px -12px rgba(0,0,0,0.55);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 0% -10%, #1a1f2e 0%, transparent 60%),
              radial-gradient(900px 500px at 100% 110%, #1a1f2e 0%, transparent 55%),
              var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 14.5px;
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  background: rgba(11,14,20,0.7);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand .logo {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--orange) 100%);
  color: #1a1300;
  border-radius: 10px;
  font-size: 22px;
  font-weight: 800;
  box-shadow: 0 6px 14px -4px rgba(255,209,102,0.5);
}
.brand h1 { margin: 0; font-size: 22px; letter-spacing: 0.4px; }
.brand .tag { color: var(--text-dim); font-size: 12.5px; }

.status { display: flex; gap: 8px; flex-wrap: wrap; }
.pill {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.pill.ok { color: var(--green); border-color: rgba(6,214,160,0.4); }
.pill.warn { color: var(--orange); border-color: rgba(244,162,97,0.4); }
.pill.err { color: var(--red); border-color: rgba(239,71,111,0.4); }
.pill.pending { color: var(--blue); border-color: rgba(76,201,240,0.4); }

main { padding: 24px 28px 80px; max-width: 1480px; margin: 0 auto; }

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.kpi {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex; flex-direction: column; gap: 4px;
  box-shadow: var(--shadow);
}
.kpi-label { color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: 0.6px; }
.kpi-value { font-size: 22px; font-weight: 700; }
.kpi-value.up { color: var(--green); }
.kpi-value.down { color: var(--red); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px 14px;
  box-shadow: var(--shadow);
  min-height: 280px;
  display: flex; flex-direction: column;
}
.card.span-2 { grid-column: span 2; }
.card.span-3 { grid-column: span 3; }

.card-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 10px; gap: 12px;
}
.card-head h2 { margin: 0; font-size: 15px; font-weight: 600; letter-spacing: 0.2px; }
.card-head select, .card-head input[type="search"] {
  background: var(--bg-elev-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 10px; font-size: 13px;
}
.card-controls { display: flex; gap: 6px; }

.chart-wrap { flex: 1; position: relative; min-height: 220px; }
.chart-wrap canvas { max-height: 320px; }

.table-wrap { overflow: auto; max-height: 420px; }
.table-wrap.small { max-height: 320px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
th { position: sticky; top: 0; background: var(--bg-elev); color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: var(--bg-elev-2); }

.up { color: var(--green); }
.down { color: var(--red); }
.muted { color: var(--text-dim); font-size: 12.5px; }

form.stacked { display: flex; flex-direction: column; gap: 10px; }
form.stacked label { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; color: var(--text-dim); }
form.stacked input {
  background: var(--bg-elev-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 9px 11px; font-size: 14px;
}
form.stacked button, button.ghost {
  background: linear-gradient(135deg, var(--accent), var(--orange));
  color: #1a1300; border: none; border-radius: 8px;
  padding: 10px 14px; font-weight: 700; cursor: pointer;
  transition: transform 0.05s ease;
}
button.ghost {
  background: var(--bg-elev-2); color: var(--text);
  border: 1px solid var(--border);
}
form.stacked button:active, button.ghost:active { transform: translateY(1px); }
.form-error { color: var(--red); font-size: 12.5px; min-height: 1em; }
.form-help { color: var(--text-dim); font-size: 12px; margin: 0; }

.fetch-status { display: flex; flex-direction: column; gap: 8px; }
.fetch-status p { margin: 0; }
.fetch-status strong { font-size: 16px; }

.delete-btn {
  background: transparent; border: 1px solid var(--border);
  color: var(--text-dim); padding: 4px 9px; border-radius: 6px;
  font-size: 12px; cursor: pointer;
}
.delete-btn:hover { color: var(--red); border-color: rgba(239,71,111,0.5); }

@media (max-width: 1100px) {
  .grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .card.span-3 { grid-column: span 2; }
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  .card.span-2, .card.span-3 { grid-column: span 1; }
  main { padding: 18px 14px 60px; }
  .topbar { padding: 12px 14px; flex-wrap: wrap; gap: 10px; }
}