.materials-shell {
    padding: var(--space-xl) 0 var(--space-2xl);
}

.materials-content {
    max-width: 980px;
}

.materials-hero {
    background:
        radial-gradient(circle at top right, rgba(42, 176, 156, 0.25), transparent 32%),
        radial-gradient(circle at bottom left, rgba(255, 163, 102, 0.28), transparent 30%),
        var(--theme-bg-primary);
}

.materials-grid-shell {
    max-width: 1200px;
}

.materials-summary-card,
.materials-list-card,
.materials-activity-card,
.materials-callout,
.worksheet-shell,
.slide-shell,
.deck-shell,
.single-card-preview {
    background: var(--brand-cream);
    border: 2px solid var(--brand-charcoal);
    border-radius: 18px;
    box-shadow: 6px 6px 0 rgba(45, 45, 45, 0.12);
}

.materials-summary-card,
.materials-list-card {
    height: 100%;
}

.materials-rich-copy > *:last-child,
.worksheet-instructions > *:last-child,
.handout-content > *:last-child {
    margin-bottom: 0;
}

.materials-meta-grid {
    display: grid;
    gap: var(--space-sm);
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    margin: var(--space-lg) 0;
}

.materials-meta-item {
    padding: 1rem;
    border: 2px solid var(--brand-charcoal);
    border-radius: 12px;
    background: rgba(255, 217, 61, 0.25);
    display: grid;
    gap: 0.35rem;
}

.materials-tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1rem 0 0;
}

.materials-section {
    margin-top: var(--space-xl);
}

.materials-checklist,
.materials-link-list,
.materials-ordered-list {
    padding-left: 1.2rem;
}

.materials-activity-list {
    display: grid;
    gap: var(--space-lg);
}

.materials-activity-card {
    padding: var(--space-lg);
}

.materials-activity-head h3,
.deck-preview h3 {
    margin-top: 0;
}

.materials-linked-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.materials-callout {
    padding: var(--space-lg);
    background: rgba(0, 180, 166, 0.12);
    border-radius: 12px;
}

.slide-actions {
    margin-bottom: var(--space-md);
}

.materials-speaker-notes {
    margin-top: var(--space-lg);
    padding: 1.25rem;
    border: 2px solid var(--brand-charcoal);
    border-radius: 12px;
    background: rgba(255, 217, 61, 0.18);
}

.deck-header,
.worksheet-header {
    margin-bottom: var(--space-lg);
}

.lesson-print-header {
    background: var(--brand-cream);
    border: 2px solid var(--brand-charcoal);
    border-radius: 18px;
    box-shadow: 6px 6px 0 rgba(45, 45, 45, 0.12);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.print-mode-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.print-mode-card {
    padding: var(--space-lg);
}

.print-mode-card .form-actions {
    margin-top: var(--space-lg);
}

.lesson-print-callout {
    margin-top: var(--space-md);
    display: grid;
    gap: 0.4rem;
}

.print-page-break-after {
    margin-bottom: var(--space-xl);
}

@media (max-width: 720px) {
    .materials-shell {
        padding-top: var(--space-lg);
    }

    .materials-meta-grid,
    .materials-linked-grid,
    .print-mode-grid {
        grid-template-columns: 1fr;
    }
}