:root {
  --bg: #0b1221;
  --panel: #121b2f;
  --panel-alt: #0f1627;
  --text: #f3f6ff;
  --muted: #9fb1d3;
  --accent: #4cc0ff;
  --accent-2: #6ef3c5;
  --danger: #ff6b6b;
  --warning: #ffc857;
  --ok: #6ef3c5;
  --border: #1f2a44;
  --card-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  --radius: 14px;
  --font: "Space Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: radial-gradient(circle at 15% 20%, rgba(108, 207, 255, 0.06), transparent 25%),
    radial-gradient(circle at 80% 0%, rgba(110, 243, 197, 0.08), transparent 20%),
    radial-gradient(circle at 60% 80%, rgba(76, 192, 255, 0.05), transparent 25%),
    var(--bg);
  color: var(--text);
}

header {
  padding: 24px 32px 8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand h1 {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.4px;
}

.brand .tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(76, 192, 255, 0.12);
  color: var(--accent);
  font-weight: 600;
  font-size: 12px;
  border: 1px solid rgba(76, 192, 255, 0.35);
}

main {
  padding: 8px 32px 32px;
}

.panel {
  background: linear-gradient(140deg, var(--panel) 0%, var(--panel-alt) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  padding: 18px;
}

.row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0.4px;
}

.section-title strong {
  color: var(--text);
  font-size: 16px;
}

.metric-card {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.02);
}

.metric-label {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 6px;
}

.metric-value {
  font-size: 22px;
  font-weight: 700;
}

.metric-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(76, 192, 255, 0.12);
  color: var(--accent);
  font-weight: 600;
  border: 1px solid rgba(76, 192, 255, 0.35);
  font-size: 12px;
}

.metric-badge.ok {
  background: rgba(110, 243, 197, 0.12);
  border-color: rgba(110, 243, 197, 0.4);
  color: var(--ok);
}

.metric-badge.warn {
  background: rgba(255, 200, 87, 0.12);
  border-color: rgba(255, 200, 87, 0.35);
  color: var(--warning);
}

.metric-badge.crit {
  background: rgba(255, 107, 107, 0.12);
  border-color: rgba(255, 107, 107, 0.35);
  color: var(--danger);
}

.select-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 10px;
}

select, button {
  font-family: var(--font);
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
}

button {
  cursor: pointer;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0b1221;
  font-weight: 700;
  border: none;
  box-shadow: 0 8px 20px rgba(76, 192, 255, 0.25);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.table-wrapper {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table thead {
  background: rgba(255, 255, 255, 0.04);
}

table th, table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}

table th {
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}

table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.recommendations {
  display: grid;
  gap: 10px;
}

.recommendation {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.recommendation .level {
  font-weight: 700;
  margin-right: 8px;
}

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

.footer-note {
  color: var(--muted);
  font-size: 12px;
  margin-top: 18px;
}

.status-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.badge-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
}

@media (max-width: 720px) {
  header, main {
    padding: 16px;
  }
}