/* ===================================
   SERFATY BY KOSKAS - Cave Styles
   =================================== */

/* ===== Cave Header ===== */
.cave-header {
    position: relative;
    height: 60vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 80px;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0f0a 50%, #0a0a0a 100%),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><radialGradient id="barrel"><stop offset="0%" stop-color="%23d4af37" stop-opacity="0.05"/><stop offset="100%" stop-color="%23000" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="400" r="150" fill="url(%23barrel)"/><circle cx="600" cy="400" r="150" fill="url(%23barrel)"/><circle cx="1000" cy="400" r="150" fill="url(%23barrel)"/></svg>');
    background-size: cover;
    background-position: center;
}

.cave-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 80px,
            rgba(212, 175, 55, 0.03) 80px,
            rgba(212, 175, 55, 0.03) 160px
        );
    animation: barrel-move 20s linear infinite;
}

@keyframes barrel-move {
    0% { background-position: 0 0; }
    100% { background-position: 160px 0; }
}

.cave-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.7) 100%);
    z-index: 1;
}

.cave-header .container {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
}

.cave-header h1 {
    font-family: var(--font-primary);
    font-size: 72px;
    font-weight: 900;
    letter-spacing: 8px;
    color: var(--color-gold);
    margin-bottom: 20px;
    text-shadow: 2px 2px 20px rgba(0,0,0,0.8);
}

.cave-header p {
    font-size: 20px;
    font-weight: 300;
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

/* ===== Filters Section ===== */
.filters-section {
    background: var(--color-white);
    padding: 30px 0;
    border-bottom: 1px solid #e0e0e0;
    position: sticky;
    top: 80px;
    z-index: 100;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.filters-bar {
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray);
    font-size: 16px;
}

.search-box input {
    width: 100%;
    padding: 15px 20px 15px 50px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 15px;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.filter-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-select {
    padding: 15px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 500;
    background: var(--color-white);
    cursor: pointer;
    transition: var(--transition);
    min-width: 180px;
}

.filter-select:focus {
    outline: none;
    border-color: var(--color-gold);
}

.filter-toggle {
    padding: 15px 25px;
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-toggle:hover {
    background: var(--color-gold);
    color: var(--color-black);
}

/* Advanced Filters */
.advanced-filters {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    margin-top: 0;
}

.advanced-filters.active {
    max-height: 300px;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid #e0e0e0;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    align-items: end;
}

.filter-item label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.filter-item input[type="range"] {
    width: 100%;
    margin: 10px 0;
}

.range-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-gold);
}

.filter-item input[type="checkbox"] {
    margin-right: 8px;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 12px;
}

/* ===== Products Section ===== */
.products-section {
    background: var(--color-gray-light);
    min-height: 60vh;
}

.products-header {
    margin-bottom: 40px;
}

.products-header h2 {
    font-family: var(--font-primary);
    font-size: 28px;
    font-weight: 600;
    color: var(--color-black);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.product-card {
    background: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--color-gold);
    color: var(--color-black);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    z-index: 2;
}

.product-badge.out-of-stock {
    background: #e74c3c;
    color: var(--color-white);
}

.product-image {
    position: relative;
    height: 350px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-placeholder {
    font-size: 80px;
    color: var(--color-gold);
    opacity: 0.3;
}

.product-info {
    padding: 25px;
}

.product-category {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-name {
    font-family: var(--font-primary);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 8px;
    min-height: 55px;
}

.product-details {
    display: flex;
    gap: 15px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--color-gray);
}

.product-details span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.product-description {
    font-size: 14px;
    color: var(--color-gray);
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.product-price {
    font-family: var(--font-primary);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-gold);
}

.add-to-cart-btn {
    padding: 12px 25px;
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.add-to-cart-btn:hover:not(:disabled) {
    background: var(--color-gold);
    color: var(--color-black);
}

.add-to-cart-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 60px;
}

.page-btn {
    padding: 12px 20px;
    background: var(--color-white);
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.page-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ===== Loading & Empty States ===== */
.loading-state,
.empty-state {
    text-align: center;
    padding: 100px 50px;
}

.loading-state i,
.empty-state i {
    font-size: 80px;
    color: var(--color-gold);
    margin-bottom: 25px;
}

.loading-state p,
.empty-state p {
    font-size: 16px;
    color: var(--color-gray);
    margin-bottom: 30px;
}

.empty-state h3 {
    font-family: var(--font-primary);
    font-size: 28px;
    margin-bottom: 15px;
}

/* ===== Product Modal ===== */
.product-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.product-modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: 10px;
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 2;
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
    z-index: 3;
}

.modal-close:hover {
    background: var(--color-gold);
    color: var(--color-black);
    transform: rotate(90deg);
}

.modal-body {
    padding: 50px;
}

.modal-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.modal-image {
    height: 500px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    overflow: hidden;
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-info h2 {
    font-family: var(--font-primary);
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
}

.modal-info .product-category {
    font-size: 13px;
    margin-bottom: 15px;
}

.modal-divider {
    width: 80px;
    height: 3px;
    background: var(--color-gold);
    margin: 20px 0;
}

.modal-price {
    font-family: var(--font-primary);
    font-size: 42px;
    font-weight: 700;
    color: var(--color-gold);
    margin: 25px 0;
}

.modal-description {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: 25px;
}

.product-specs {
    background: var(--color-gray-light);
    padding: 25px;
    border-radius: 8px;
    margin: 25px 0;
}

.product-specs h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.specs-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.spec-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.spec-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spec-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-black);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 30px 0;
}

.quantity-selector label {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.quantity-controls {
    display: flex;
    align-items: center;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    overflow: hidden;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    background: var(--color-white);
    border: none;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.quantity-btn:hover {
    background: var(--color-gold);
    color: var(--color-black);
}

.quantity-input {
    width: 60px;
    height: 40px;
    border: none;
    border-left: 1px solid #e0e0e0;
    border-right: 1px solid #e0e0e0;
    text-align: center;
    font-size: 16px;
    font-weight: 700;
}

.modal-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.modal-actions .btn {
    flex: 1;
}

/* Newsletter Section */
.newsletter-section {
    background: var(--color-black);
}

.newsletter-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.newsletter-content i {
    font-size: 60px;
    color: var(--color-gold);
    margin-bottom: 25px;
}

.newsletter-content h2 {
    font-family: var(--font-primary);
    font-size: 42px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-gold);
    margin-bottom: 15px;
}

.newsletter-content p {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255,255,255,0.7);
    margin-bottom: 35px;
}

.newsletter-form {
    display: flex;
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.05);
    color: var(--color-white);
    border-radius: 5px;
    font-size: 15px;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.newsletter-form button {
    white-space: nowrap;
}

/* Responsive */
@media (max-width: 1024px) {
    .modal-product {
        grid-template-columns: 1fr;
    }
    
    .modal-image {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .cave-header {
        height: 50vh;
        min-height: 400px;
    }
    
    .cave-header h1 {
        font-size: 48px;
        letter-spacing: 4px;
    }
    
    .filters-bar {
        flex-direction: column;
    }
    
    .search-box {
        width: 100%;
        min-width: auto;
    }
    
    .filter-group {
        width: 100%;
        justify-content: stretch;
    }
    
    .filter-select,
    .filter-toggle {
        flex: 1;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-body {
        padding: 30px 20px;
    }
    
    .specs-list {
        grid-template-columns: 1fr;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}