:root {
  --brand: #0d6efd;
  --brand-dark: #0b5ed7;
}

body { background-color: #f7f8fa; }

.navbar-brand { font-weight: 700; letter-spacing: 0.2px; }

.card { box-shadow: 0 6px 20px rgba(0,0,0,0.06); border: 1px solid rgba(0,0,0,0.06); }

.table thead th { background-color: #f1f3f5; }

.badge-net-high { background-color: #198754; }
.badge-net-mid { background-color: #20c997; }
.badge-net-low { background-color: #ffc107; color: #000; }

footer.site-footer { color: #6c757d; font-size: 0.9rem; }

/* Cell colors for results table */
.cell-correct { background-color: #d1e7dd; }
.cell-wrong { background-color: #f8d7da; }
.cell-blank { background-color: #e9ecef; }
.cell-net { background-color: #fff3cd; }