:root {
  --csams-primary: #2c5f7c;
  --csams-accent: #3fa796;
}

body {
  background-color: #f4f6f9;
}

.auth-bg {
  background: linear-gradient(135deg, var(--csams-primary), var(--csams-accent));
}

.sidebar {
  min-height: 100vh;
  background: #1f2a37;
  color: #cfd8e3;
}

.sidebar a {
  color: #cfd8e3;
  text-decoration: none;
  display: block;
  padding: 0.65rem 1rem;
  border-radius: 6px;
}

.sidebar a:hover,
.sidebar a.active {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.card {
  border-radius: 12px;
}

.stat-card {
  border-left: 4px solid var(--csams-primary);
}

.table-responsive {
  border-radius: 8px;
  overflow: hidden;
}