/* =================================================================
   CURRICULUM BROWSER V2 - Te Kete Ako
   "Interactive, Collapsible, Visual"
   ================================================================= */

.curriculum-subject {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    overflow: hidden;
}

.subject-header {
    background: var(--color-primary);
    color: white;
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.subject-header h2 {
    margin: 0;
    color: white;
}

.subject-content {
    display: none; /* Hidden by default */
    padding: 1.5rem;
}

.level-section {
    margin-bottom: 1.5rem;
}

.level-header {
    background: var(--color-secondary);
    color: white;
    padding: 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.level-content {
    display: none; /* Hidden by default */
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.strand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.strand-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 1rem;
    border-radius: var(--radius-md);
}