:root {
  --bg: #0b0d12;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --text: #e7e9ee;
  --text-dim: #8a90a0;
  --accent: #5b8def;
  --accent-dim: rgba(91, 141, 239, 0.18);
  --green: #3ecf8e;
  --yellow: #e7b448;
  --red: #e2596b;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.topbar .brand {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.2px;
}

.topbar .brand span {
  color: var(--text-dim);
  font-weight: 400;
  margin-left: 6px;
}

.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.nav a {
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 13px;
  color: var(--text-dim);
  transition: background 0.15s ease, color 0.15s ease;
}

.nav a:hover, .nav a.active {
  background: var(--surface-strong);
  color: var(--text);
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(14px);
}

.card h2, .card h3 {
  margin: 0 0 14px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
}

.grid {
  display: grid;
  gap: 16px;
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
}

.stat-card .label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.stat-card .value {
  font-size: 22px;
  font-weight: 700;
  margin-top: 4px;
}

.btn {
  background: var(--accent);
  color: #0b0d12;
  border: none;
  border-radius: 10px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: filter 0.15s ease;
}

.btn:hover { filter: brightness(1.08); }

.btn.secondary {
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
}

input[type="text"], input[type="date"], input[type="number"], input[type="password"] {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 13px;
}

input[type="color"] {
  width: 36px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: none;
  padding: 2px;
}

.dim { color: var(--text-dim); }
.mono { font-variant-numeric: tabular-nums; }

.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
}

.legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-dim);
}

.legend .dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}