/* RIBS Collection Styles 2025 */
:root {
    --spacing-xs: 1rem;
    --spacing-sm: 2rem;
    --spacing-md: 4rem;
    --spacing-lg: 8rem;
    --spacing-xl: 12rem;
}

/* Collection Overview */
.collection-overview {
    padding: var(--spacing-lg) var(--spacing-md);
    max-width: 1800px;
    margin: 0 auto;
}

/* Format Grid */
.format-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

@media (max-width: 1024px) {
    .format-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

/* Format Cards */
.format-card {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
    text-decoration: none;
    color: var(--color-text);
    background: var(--color-bg);
}

.format-preview {
    width: 100%;
    height: 100%;
    position: relative;
}

.format-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.format-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-sm);
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.format-info h3 {
    font-size: 1.4rem;
    font-weight: 300;
    letter-spacing: 0.02em;
    margin: 0;
}

/* Hover Effects */
.format-card:hover .format-info {
    transform: translateY(0);
}

/* Preview Image Hover Effect */
.format-preview img:hover {
    transform: scale(1.05);
}

/* Product Page Styles */
.product-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-md);
    min-height: 100vh;
    padding: var(--spacing-md);
}

@media (max-width: 1024px) {
    .product-layout {
        grid-template-columns: 1fr;
    }
}

.product-gallery {
    position: relative;
    height: calc(100vh - var(--spacing-md) * 2);
    overflow: hidden;
    cursor: zoom-in;
}

.product-gallery.zoomed {
    cursor: move;
}

.product-gallery img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
    transform-origin: center;
    will-change: transform;
}

.gallery-slideshow {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    cursor: zoom-in;
}

.gallery-slideshow.zoomed {
    cursor: move;
}

.gallery-slideshow img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease, transform 0.3s ease;
    transform-origin: center;
}

.gallery-slideshow img.active {
    opacity: 1;
    will-change: transform;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: white;
    font-size: 24px;
    padding: 16px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    z-index: 2;
}

.gallery-nav:hover {
    background: rgba(0, 0, 0, 0.8);
}

.gallery-slideshow:hover .gallery-nav {
    opacity: 1;
}

.gallery-nav.prev {
    left: 0;
    border-radius: 0 4px 4px 0;
}

.gallery-nav.next {
    right: 0;
    border-radius: 4px 0 0 4px;
}

.gallery-slideshow img.active {
    opacity: 1;
}

.product-info {
    padding: var(--spacing-md) 0;
}

.product-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    margin-bottom: var(--spacing-sm);
}

.product-description {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--color-muted);
    margin-bottom: var(--spacing-md);
}

/* Product Selector */
.product-selector {
    margin-top: var(--spacing-md);
}

.selector-group {
    margin-bottom: var(--spacing-sm);
}

.selector-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
    color: var(--color-muted);
}

.selector-options {
    display: flex;
    gap: var(--spacing-xs);
}

.selector-option {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--color-accent);
    border-radius: 4px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.selector-option:hover,
.selector-option.active {
    background: var(--color-accent);
    color: var(--color-text);
}