/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes slideInRight {
    from { transform: translateX(100px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOutRight {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100px); opacity: 0; }
}

/* ===== STORE HERO ===== */
.store-hero {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-grey) 100%);
    text-align: center;
    color: var(--text-white);
}

.store-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 15px;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: 3px;
}

.store-hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* ===== CATEGORY FILTER ===== */
.category-filter {
    padding: 40px 0;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.filter-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    border: 2px solid var(--border-color);
    background: var(--text-white);
    color: var(--text-dark);
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

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

.filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
}

/* ===== PRODUCTS SECTION ===== */
.products-section {
    padding: 80px 0;
    background: var(--text-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--text-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--bg-light);
}

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

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-color);
    color: var(--text-white);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-badge.new {
    background: #28a745;
}

.product-badge.sale {
    background: #ffc107;
    color: var(--text-dark);
}

.product-info {
    padding: 25px;
}

.product-category {
    color: var(--text-light);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    font-weight: 500;
}

.product-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.3;
}

.product-description {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.product-features {
    list-style: none;
    margin-bottom: 15px;
}

.product-features li {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-features li i {
    color: var(--primary-color);
    font-size: 0.7rem;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.product-price {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-color);
}

.product-price-old {
    font-size: 1.1rem;
    color: var(--text-light);
    text-decoration: line-through;
    margin-left: 8px;
}

.add-to-cart-btn {
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.add-to-cart-btn:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.add-to-cart-btn:active {
    transform: scale(0.95);
}

/* ===== PRODUCT MODAL ===== */
.product-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

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

.modal-content {
    background: var(--text-white);
    max-width: 900px;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    border-bottom: 1px solid var(--border-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--primary-color);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 40px;
}

.modal-image {
    width: 100%;
    border-radius: 8px;
}

/* ===== EMPTY STATE ===== */
.empty-products {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-light);
}

.empty-products i {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--border-color);
}

.empty-products h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .store-hero h1 {
        font-size: 2.5rem;
    }

    .filter-buttons {
        gap: 10px;
    }

    .filter-btn {
        padding: 10px 20px;
        font-size: 0.8rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .modal-body {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }
}