:root {
  --bg: #0f1620;
  --panel: #161f2c;
  --border: #263243;
  --text: #e7edf5;
  --muted: #93a2b6;
  --accent: #4da3ff;
  --warn: #f2b84b;
  --danger: #ff6b6b;
}

* { box-sizing: border-box; }

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

.site-header {
  padding: 24px 32px 12px;
  border-bottom: 1px solid var(--border);
}

.brand-nav {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand-nav a { color: var(--accent); text-decoration: none; }
.brand-nav a:hover { text-decoration: underline; }

.site-header h1 { margin: 0 0 6px; font-size: 1.6rem; }
.subtitle { color: var(--muted); max-width: 780px; margin: 0; font-size: 0.9rem; }
.subtitle a { color: var(--accent); }

.status-banner {
  margin-top: 10px;
  font-size: 0.85rem;
}
.status-banner.error { color: var(--danger); }
.status-banner.loading { color: var(--muted); }

main { padding: 24px 32px 64px; max-width: 1100px; margin: 0 auto; }

.controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.controls select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 6px;
}

.table-controls select[multiple] {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px;
  vertical-align: top;
  margin: 0 8px;
}
.table-controls select[multiple] option {
  padding: 2px 6px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.card .label { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
.card .value { font-size: 1.8rem; font-weight: 600; margin-top: 4px; }
.card .delta { font-size: 0.8rem; margin-top: 4px; }
.card .delta.up { color: var(--danger); }
.card .delta.down { color: #58d68d; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 24px;
}
.panel h2 {
  margin: 0 0 14px;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--border);
  color: var(--accent);
  font-size: 0.75rem;
  font-style: italic;
  cursor: pointer;
  user-select: none;
}
.info-icon:hover, .info-icon:focus { background: var(--accent); color: #041018; outline: none; }

.table-controls { margin-bottom: 10px; font-size: 0.85rem; color: var(--muted); }

.badge {
  display: inline-block;
  font-size: 0.68rem;
  padding: 1px 6px;
  border-radius: 999px;
  margin-left: 6px;
  cursor: help;
  vertical-align: middle;
}
.badge-warn { background: rgba(242, 184, 75, 0.18); color: var(--warn); }
.badge-danger { background: rgba(255, 107, 107, 0.18); color: var(--danger); }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); cursor: pointer; font-weight: 500; }
th:hover { color: var(--text); }
tbody tr:hover { background: rgba(255,255,255,0.03); }

#data-quality-content .row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 0.88rem; color: var(--muted); }
#data-quality-content .warn { color: var(--warn); }

.tooltip-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.tooltip-overlay.hidden { display: none; }
.tooltip-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  max-width: 420px;
  position: relative;
}
.tooltip-close {
  position: absolute;
  top: 6px;
  right: 10px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.2rem;
  cursor: pointer;
}
#tooltip-text { margin: 0; line-height: 1.5; font-size: 0.92rem; }

.site-footer {
  padding: 20px 32px 40px;
  color: var(--muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  max-width: 1100px;
  margin: 0 auto;
}
.site-footer a { color: var(--accent); }
.site-footer p { margin: 6px 0; }

.footer-links {
  margin: 12px 0;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }

.legal-page {
  padding: 24px 32px 64px;
  max-width: 760px;
  margin: 0 auto;
}
.legal-page .panel { line-height: 1.6; }
.legal-page h2 { font-size: 1.05rem; margin-top: 28px; margin-bottom: 8px; }
.legal-page h2:first-child { margin-top: 0; }
.legal-page ul { padding-left: 22px; }
.legal-page li { margin-bottom: 6px; }
.legal-page code {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 0.9em;
}

.legal-toc {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
}
.legal-toc a { color: var(--accent); text-decoration: none; }
.legal-toc a:hover { text-decoration: underline; }