/* Curriculum / Study-plan custom extensions */
.curriculum-section {
    padding: 60px 0;
}

.plan-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin: 24px 0 36px;
    flex-wrap: wrap;
}

.plan-tab {
    background: var(--bg-surface);
    border: 1px solid var(--border-glass);
    padding: 12px 24px;
    border-radius: var(--radius-full);
    cursor: pointer;
    color: var(--text-muted);
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: var(--card-shadow);
}

.plan-tab.active, .plan-tab:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 8px 20px rgba(2, 132, 199, 0.3);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
}

.plan-card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.plan-card:hover {
    box-shadow: var(--hover-shadow);
    border-color: rgba(56, 189, 248, 0.4);
}

.plan-card h3 {
    font-size: 1.15rem;
    margin-bottom: 18px;
    color: var(--text-heading);
    display: flex;
    align-items: center;
    gap: 10px;
}

.plan-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.plan-table thead th {
    background: var(--bg-surface-elevated);
    color: var(--text-heading);
    padding: 12px 14px;
    border-bottom: 2px solid var(--border-glass);
    text-align: left;
    font-weight: 600;
}

.plan-table tbody tr {
    transition: background 0.2s ease;
}

.plan-table tbody tr:hover {
    background: var(--primary-light);
}

.plan-table tbody td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-glass);
    color: var(--text-body);
}

.pill {
    display: inline-block;
    padding: 4px 10px;
    background: var(--primary-light);
    border-radius: var(--radius-full);
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 600;
}