/* ==========================================================================
   Shared product grid/card — used by home, product detail (related items),
   and every listing page (category, shop, collections, search). Loaded
   once from base.html so it never has to be duplicated per page.
   ========================================================================== */

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.product-grid__empty {
    grid-column: 1 / -1;
    padding: 60px 20px;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 15px;
}

.product-card {
    background: var(--color-white);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(92, 15, 34, 0.05);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.product-card:hover { box-shadow: var(--shadow-strong); transform: translateY(-6px); }

.product-card__media { position: relative; aspect-ratio: 3 / 4; overflow: hidden; background: var(--color-cream); }

.product-card__img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.5s ease, transform 0.6s ease;
}

.product-card__img--front { opacity: 1; }
.product-card__img--back { opacity: 0; }
.product-card:hover .product-card__img--front { opacity: 0; transform: scale(1.05); }
.product-card:hover .product-card__img--back { opacity: 1; transform: scale(1.05); }

/* Fade the front image in once it has actually loaded, so lazy-loaded
   images off-screen don't pop in abruptly over the skeleton background. */
.product-card__img--front.is-loading { opacity: 0; }

.product-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--color-border);
}

.product-card__badge {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 5px 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    border-radius: 2px;
    z-index: 2;
}

.product-card__badge--sale { background: var(--color-burgundy); color: var(--color-ivory); }
.product-card__badge--new { background: var(--color-emerald); color: var(--color-ivory); }

.product-card__actions {
    position: absolute;
    top: 14px;
    right: 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 2;
    opacity: 0;
    transform: translateX(10px);
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.product-card:hover .product-card__actions { opacity: 1; transform: translateX(0); }

.product-card__action-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-white);
    color: var(--color-maroon);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    transition: background var(--transition-base), color var(--transition-base);
    text-decoration: none;
}

.product-card__action-btn:hover { background: var(--color-maroon); color: var(--color-ivory); }
.product-card__action-btn.is-active { background: var(--color-burgundy); color: var(--color-ivory); }

.product-card__add-to-cart {
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: -50px;
    padding: 12px;
    background: var(--color-maroon);
    color: var(--color-ivory);
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 2;
    transition: bottom var(--transition-base), background var(--transition-base);
}

.product-card:hover .product-card__add-to-cart { bottom: 12px; }
.product-card__add-to-cart:hover { background: var(--color-burgundy); }
.product-card__add-to-cart:disabled { background: var(--color-text-muted); cursor: not-allowed; }
.product-card__add-to-cart.is-added { background: var(--color-emerald); }
.product-card__add-to-cart.is-error { background: var(--color-burgundy); }

.product-card__info { padding: 18px; }
.product-card__category { font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--color-gold); }

.product-card__title {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    margin: 6px 0 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-card__rating { font-size: 11px; color: var(--color-gold); margin-bottom: 8px; }
.product-card__rating span { color: var(--color-text-muted); margin-left: 4px; }
.product-card__star--empty { color: var(--color-border); }

.product-card__price { display: flex; align-items: baseline; gap: 8px; }
.product-card__price-current { font-size: 17px; font-weight: 600; color: var(--color-maroon); }
.product-card__price-original { font-size: 13px; color: var(--color-text-muted); text-decoration: line-through; }

/* Skeleton loading state
   ========================================================================== */

.product-card--skeleton { box-shadow: none; pointer-events: none; }
.product-card--skeleton .product-card__media { background: var(--color-border); overflow: hidden; position: relative; }
.product-card--skeleton .product-card__media::after,
.skeleton-line::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
    animation: skeleton-shimmer 1.4s ease-in-out infinite;
}

.skeleton-line {
    position: relative;
    overflow: hidden;
    height: 12px;
    border-radius: 2px;
    background: var(--color-border);
    margin-bottom: 10px;
}

.skeleton-line--short { width: 55%; }

@keyframes skeleton-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@media (max-width: 1080px) {
    .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
    .product-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}