.breadcrumb {
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
}

.breadcrumb__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.breadcrumb__item:not(:last-child)::after {
    content: "/";
    margin-left: var(--space-2);
    color: var(--color-gray-300);
}

.breadcrumb a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.collections-hero {
    background-color: var(--color-bg-secondary);
    padding: var(--space-20) 0;
    text-align: center;
    margin-bottom: var(--space-16);
}

.collections-hero__title {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-4);
    color: var(--color-text);
}

.collections-hero__subtitle {
    font-family: var(--font-serif);
    font-size: var(--text-2xl);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
    font-style: italic;
}

.collections-hero__description {
    max-width: 600px;
    margin: 0 auto;
    color: var(--color-text-secondary);
    font-size: var(--text-lg);
}

.collections-section {
    padding: var(--space-16) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-12);
    font-size: var(--text-3xl);
}

.section-description {
    text-align: center;
    max-width: 600px;
    margin: calc(-1 * var(--space-8)) auto var(--space-12);
    color: var(--color-text-secondary);
}

.collections-grid {
    display: grid;
    gap: var(--space-8);
}

.collections-grid--featured {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
    .collections-grid--featured {
        grid-template-columns: repeat(2, 1fr);
    }
}

.collections-grid--standard {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
    .collections-grid--standard {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .collections-grid--standard {
        grid-template-columns: repeat(4, 1fr);
    }
}

.collections-grid--compact {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
    .collections-grid--compact {
        grid-template-columns: repeat(3, 1fr);
    }
}

.collection-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.collection-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.collection-card__image-wrapper {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background-color: var(--color-bg-secondary);
}

.collection-card__image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.collection-card:hover .collection-card__image-wrapper img {
    transform: scale(1.05);
}

.collection-card__overlay {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
}

.collection-card__badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
}

.collection-card__content {
    padding: var(--space-6);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.collection-card__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
    color: var(--color-text);
}

.collection-card__description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
    flex-grow: 1;
}

.collection-card--text {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
}

.collection-card--text .collection-card__content {
    padding: var(--space-8);
}

.materials-section {
    background-color: var(--color-bg-secondary);
    padding: var(--space-20) 0;
    margin-top: var(--space-16);
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .materials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .materials-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.material-card {
    background-color: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.material-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.material-card__title {
    font-family: var(--font-serif);
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    color: var(--color-text);
}

.material-card__description {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.material-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-top: auto;
}

.material-card:hover .material-card__link {
    color: var(--color-primary-hover);
}

@media (prefers-reduced-motion: reduce) {
    .collection-card:hover {
        transform: none;
    }
    
    .collection-card:hover .collection-card__image-wrapper img {
        transform: none;
    }
    
    .material-card:hover {
        transform: none;
    }
}