/* ============================================
   BLACKMOOR DISTILLERY - Collection Page
   ============================================ */

/* ============================================
   Page Header
   ============================================ */

.page-header {
    position: relative;
    padding: calc(100px + var(--space-4xl)) 0 var(--space-4xl);
    background: var(--color-charcoal);
    text-align: center;
    overflow: hidden;
}

.page-header__background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.page-header__background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(139, 30, 63, 0.2) 0%, transparent 70%);
    z-index: 0;
}

.page-header__content {
    position: relative;
    z-index: 1;
}

.page-header__ornament {
    font-family: var(--font-ornament);
    font-size: var(--text-3xl);
    color: var(--color-gold);
    margin-bottom: var(--space-md);
}

/* ============================================
   Collection Filters
   ============================================ */

.collection-filters {
    padding: var(--space-2xl) 0;
    background: var(--color-black);
    border-bottom: 1px solid var(--color-dark-grey);
    position: sticky;
    top: 70px;
    z-index: var(--z-sticky);
}

.collection-filters__inner {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: 1px solid var(--color-dark-grey);
    color: var(--color-cream-dark);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

.filter-btn--active {
    background: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-black);
}

/* ============================================
   Collection Grid
   ============================================ */

.collection-grid {
    padding: var(--space-4xl) 0;
    background: var(--color-black);
}

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

/* ============================================
   Product Card (Enhanced)
   ============================================ */

.product-card {
    position: relative;
    background: var(--color-charcoal);
    border: 1px solid var(--color-dark-grey);
    overflow: hidden;
    transition: all var(--transition-base);
}

.product-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.product-card__image {
    position: relative;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, var(--color-dark-grey) 0%, var(--color-charcoal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-card__image img {
    max-height: 85%;
    width: auto;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card__image img {
    transform: scale(1.05) translateY(-5px);
}

.product-card__badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--color-crimson);
    color: var(--color-cream);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--space-xs) var(--space-sm);
}

.product-card__badge--gold {
    background: var(--color-gold);
    color: var(--color-black);
}

.product-card__quick-view {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    opacity: 0;
    transition: all var(--transition-base);
}

.product-card:hover .product-card__quick-view {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.product-card__content {
    padding: var(--space-lg);
    text-align: center;
}

.product-card__category {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gold);
    margin-bottom: var(--space-xs);
}

.product-card__title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-cream);
    margin-bottom: var(--space-xs);
}

.product-card__details {
    font-size: var(--text-sm);
    color: var(--color-cream-dark);
    margin-bottom: var(--space-md);
}

.product-card__notes {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.product-card__note {
    font-size: var(--text-xs);
    color: var(--color-cream-dark);
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-dark-grey);
}

.product-card__price {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-gold);
}

/* ============================================
   Product Detail Modal
   ============================================ */

.product-modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.product-modal--open {
    opacity: 1;
    visibility: visible;
}

.product-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
}

.product-modal__content {
    position: relative;
    z-index: 1;
    background: var(--color-charcoal);
    border: 1px solid var(--color-gold);
    max-width: 1000px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.product-modal__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: none;
    border: none;
    color: var(--color-cream);
    font-size: var(--text-2xl);
    cursor: pointer;
    z-index: 2;
    transition: color var(--transition-fast);
}

.product-modal__close:hover {
    color: var(--color-gold);
}

.product-modal__image {
    background: var(--color-dark-grey);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
}

.product-modal__image img {
    max-height: 500px;
    width: auto;
}

.product-modal__details {
    padding: var(--space-2xl);
}

.product-modal__category {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
}

.product-modal__title {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    margin-bottom: var(--space-md);
}

.product-modal__specs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin: var(--space-xl) 0;
    padding: var(--space-lg);
    background: var(--color-dark-grey);
}

.product-modal__spec {
    text-align: center;
}

.product-modal__spec-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    margin-bottom: var(--space-xs);
}

.product-modal__spec-value {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-cream);
}

.product-modal__description {
    margin-bottom: var(--space-xl);
}

.product-modal__tasting-notes h4 {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    margin-bottom: var(--space-md);
}

.product-modal__note-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: var(--text-base);
}

.product-modal__note-item strong {
    color: var(--color-cream);
    min-width: 80px;
}

.product-modal__price {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    color: var(--color-gold);
    margin: var(--space-xl) 0;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
    .collection-grid__inner {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .collection-grid__inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-modal__content {
        grid-template-columns: 1fr;
    }

    .product-modal__image {
        aspect-ratio: 1;
    }
}

@media (max-width: 600px) {
    .collection-grid__inner {
        grid-template-columns: 1fr;
        max-width: 350px;
        margin: 0 auto;
    }

    .collection-filters__inner {
        gap: var(--space-sm);
    }

    .filter-btn {
        font-size: var(--text-xs);
        padding: var(--space-xs) var(--space-md);
    }
}