.shop-page {
    min-height: 100vh;
    padding-top: 80px; 
}

.shop-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-2xl) var(--space-4xl);
}

.shop-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.shop-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    margin-bottom: var(--space-sm);
}

.shop-header p {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    margin: 0 auto;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.2s;
}

.product-card {
    animation: fadeInUp 0.5s ease forwards;
    animation-fill-mode: both;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.15s; }
.product-card:nth-child(3) { animation-delay: 0.2s; }
.product-card:nth-child(4) { animation-delay: 0.25s; }
.product-card:nth-child(5) { animation-delay: 0.3s; }
.product-card:nth-child(6) { animation-delay: 0.35s; }
.product-card:nth-child(n+7) { animation-delay: 0.4s; }

.product-card {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: 
        transform var(--transition-normal),
        box-shadow var(--transition-normal);
    position: relative;
}

.product-card:hover {
    transform: perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(-5px);
    box-shadow: var(--shadow-card-hover);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background-color: var(--color-sand-light);
}

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

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

.product-info {
    padding: var(--space-lg);
}

.product-category {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.product-name {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.product-description {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.5;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.product-price {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-charcoal);
}

.add-to-cart-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    color: white;
    background-color: var(--color-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
    transition: 
        background-color var(--transition-normal),
        transform var(--transition-normal);
}

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

.add-to-cart-btn:active {
    transform: translateY(0);
}

.add-to-cart-btn.added {
    background-color: var(--color-primary-dark);
}

.add-to-cart-btn.added svg {
    animation: checkBounce 0.4s ease;
}

@keyframes checkBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

.stock-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    z-index: 2;
}

.stock-badge.low {
    background-color: rgba(193, 124, 84, 0.9);
    color: white;
}

.stock-badge.out {
    background-color: rgba(107, 107, 107, 0.9);
    color: white;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-4xl) var(--space-xl);
    text-align: center;
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.empty-state svg {
    margin-bottom: var(--space-xl);
    opacity: 0.6;
}

.empty-state h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--color-charcoal);
}

.empty-state p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(44, 62, 47, 0.3);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    z-index: var(--z-drawer);
    transition: 
        opacity var(--transition-normal),
        visibility var(--transition-normal);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 420px;
    height: 100%;
    background-color: white;
    z-index: var(--z-drawer);
    display: flex;
    flex-direction: column;
    transform: translateX(100%) scale(0.95);
    opacity: 0;
    transition: 
        transform var(--transition-spring),
        opacity var(--transition-normal);
    box-shadow: -10px 0 40px rgba(44, 62, 47, 0.15);
}

.cart-drawer.active {
    transform: translateX(0) scale(1);
    opacity: 1;
}

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

.cart-header h2 {
    font-size: 1.25rem;
    font-weight: 500;
}

.cart-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    border-radius: var(--radius-full);
    transition: 
        background-color var(--transition-normal),
        color var(--transition-normal);
}

.cart-close:hover {
    background-color: var(--color-sand);
    color: var(--color-charcoal);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
}

.cart-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    background-color: var(--color-offwhite);
    border-radius: var(--radius-md);
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.cart-item.removing {
    animation: slideOutRight 0.3s ease forwards;
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(20px);
    }
}

.cart-item-image {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

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

.cart-item-details {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.cart-item-name {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-xs);
}

.cart-item-price {
    font-size: 0.875rem;
    color: var(--color-primary);
    font-weight: 600;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: auto;
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background-color: white;
    border-radius: var(--radius-full);
    padding: var(--space-xs);
}

.quantity-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    border-radius: var(--radius-full);
    transition: 
        background-color var(--transition-fast),
        color var(--transition-fast);
}

.quantity-btn:hover {
    background-color: var(--color-sand);
    color: var(--color-charcoal);
}

.quantity-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-charcoal);
    min-width: 24px;
    text-align: center;
    transition: opacity var(--transition-fast);
}

.quantity-value.updating {
    opacity: 0;
}

.remove-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    border-radius: var(--radius-full);
    transition: 
        background-color var(--transition-fast),
        color var(--transition-fast);
}

.remove-btn:hover {
    background-color: rgba(193, 124, 84, 0.1);
    color: var(--color-terracotta);
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: var(--space-2xl);
    text-align: center;
}

.cart-empty svg {
    margin-bottom: var(--space-lg);
    opacity: 0.6;
}

.cart-empty p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    font-style: italic;
}

.cart-footer {
    padding: var(--space-xl);
    border-top: 1px solid var(--color-border);
    background-color: white;
}

.cart-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.cart-total span:first-child {
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

.cart-total span:last-child {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-charcoal);
}

.checkout-btn {
    box-shadow: var(--shadow-md);
}

.login-prompt {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.login-prompt a {
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.login-prompt a:hover {
    color: var(--color-terracotta);
}

@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: var(--space-md) var(--space-lg);
    }
    
    .nav-center {
        display: none;
    }
    
    .nav-link span {
        display: none;
    }
    
    .logo-text {
        display: none;
    }
    
    .shop-main {
        padding: var(--space-lg);
    }
    
    .shop-header {
        margin-bottom: var(--space-2xl);
    }
    
    .shop-header h1 {
        font-size: 1.75rem;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: var(--space-md);
    }
    
    .cart-drawer {
        max-width: 100%;
        width: 100%;
    }
    
    .cart-item {
        gap: var(--space-sm);
    }
    
    .cart-item-image {
        width: 60px;
        height: 60px;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: var(--space-sm) var(--space-md);
    }
    
    .shop-main {
        padding: var(--space-md);
    }
    
    .shop-header h1 {
        font-size: 1.5rem;
    }
    
    .shop-header p {
        font-size: 0.875rem;
    }
    
    .product-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-sm);
    }
    
    .product-card {
        border-radius: var(--radius-md);
    }
    
    .product-card:hover {
        transform: none;
    }
    
    .product-image {
        height: 150px;
    }
    
    .product-info {
        padding: var(--space-sm);
    }

    .cart-footer {
        position: sticky;
        bottom: 0;
        padding: var(--space-md);
        box-shadow: 0 -10px 24px rgba(44, 62, 47, 0.08);
    }

    .checkout-btn {
        min-height: 48px;
    }
    
    .product-name {
        font-size: 0.875rem;
        line-height: 1.3;
    }
    
    .product-description {
        font-size: 0.75rem;
        -webkit-line-clamp: 2;
    }
    
    .product-price {
        font-size: 1rem;
    }
    
    .product-footer {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-sm);
        gap: var(--space-sm);
    }
    
    .add-to-cart-btn {
        width: 36px;
        height: 36px;
    }
    
    .add-to-cart-btn svg {
        width: 16px;
        height: 16px;
    }
    
    .cart-btn {
        padding: var(--space-xs);
    }
    
    .user-badge {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .user-badge span {
        display: none;
    }
}

.sales-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 4px;
}

.sales-badge.bestseller {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #1a1a1a;
}

.sales-badge.popular {
    background: linear-gradient(135deg, #FF6B6B, #EE5A5A);
    color: white;
}

.sales-badge.trending {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
}

.sales-badge.new {
    background: linear-gradient(135deg, #4ECDC4, #44A08D);
    color: white;
}

.sales-badge svg {
    width: 12px;
    height: 12px;
}

.product-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(44, 62, 47, 0.5);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    z-index: var(--z-modal);
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

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

.product-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 95%;
    max-width: 1000px;
    max-height: 90vh;
    background-color: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: calc(var(--z-modal) + 1);
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-spring);
}

.product-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    color: var(--color-text-light);
    box-shadow: var(--shadow-md);
    z-index: 10;
    transition: all var(--transition-normal);
}

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

.modal-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    flex: 1;
    overflow: hidden;
}

.modal-left {
    position: relative;
    background-color: var(--color-sand-light);
}

.modal-image {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 400px;
}

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

.modal-badges {
    position: absolute;
    top: var(--space-lg);
    left: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.modal-right {
    padding: var(--space-2xl);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.modal-header {
    margin-bottom: var(--space-lg);
}

.modal-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-charcoal);
    line-height: 1.3;
    margin-bottom: var(--space-sm);
}

.modal-rating {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.modal-rating .stars {
    display: flex;
    gap: 2px;
    color: #FFB800;
}

.modal-rating .rating-count {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.modal-description {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.modal-stats {
    display: flex;
    gap: var(--space-xl);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-lg);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.stat-item svg {
    color: var(--color-primary);
}

.modal-price-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.modal-price {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-charcoal);
}

.modal-stock {
    font-size: 0.8125rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    background-color: var(--color-sand);
    color: var(--color-text-light);
}

.modal-stock.low {
    background-color: rgba(193, 124, 84, 0.15);
    color: var(--color-terracotta);
}

.modal-stock.out {
    background-color: rgba(107, 107, 107, 0.15);
    color: var(--color-text-muted);
}

.modal-quantity {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.quantity-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background-color: var(--color-sand-light);
    border-radius: var(--radius-full);
    padding: var(--space-xs);
}

.qty-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 1.25rem;
    color: var(--color-charcoal);
    transition: all var(--transition-fast);
}

.qty-btn:hover {
    background-color: var(--color-primary);
    color: white;
}

.quantity-selector input {
    width: 50px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-charcoal);
    background: transparent;
    border: none;
    outline: none;
}

.quantity-selector input::-webkit-outer-spin-button,
.quantity-selector input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.modal-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: auto;
}

.modal-cart-btn,
.modal-buy-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.modal-cart-btn {
    background-color: var(--color-sand);
    color: var(--color-charcoal);
    border: none;
}

.modal-cart-btn:hover {
    background-color: var(--color-sand-light);
    transform: translateY(-2px);
}

.modal-buy-btn {
    background-color: var(--color-primary);
    color: white;
    border: none;
    box-shadow: var(--shadow-md);
}

.modal-buy-btn:hover {
    background-color: var(--color-terracotta);
    transform: translateY(-2px);
}

.modal-actions button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.related-products {
    padding: var(--space-xl) var(--space-2xl);
    background-color: var(--color-sand-light);
    border-top: 1px solid var(--color-border);
}

.related-products h3 {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-lg);
}

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

.related-card {
    background-color: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.related-card-image {
    aspect-ratio: 1;
    overflow: hidden;
}

.related-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.related-card-info {
    padding: var(--space-sm);
}

.related-card-name {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-charcoal);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: var(--space-xs);
}

.related-card-price {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
}

.modal-login-prompt {
    padding: var(--space-lg);
    background-color: var(--color-sand-light);
    border-radius: var(--radius-lg);
    text-align: center;
    margin-bottom: var(--space-lg);
}

.modal-login-prompt p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.modal-login-prompt a {
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: underline;
}

@media (max-width: 768px) {
    .product-modal {
        max-height: 95vh;
        border-radius: var(--radius-lg);
    }
    
    .modal-content {
        grid-template-columns: 1fr;
    }
    
    .modal-image {
        min-height: 250px;
        max-height: 300px;
    }
    
    .modal-right {
        padding: var(--space-lg);
    }
    
    .modal-title {
        font-size: 1.5rem;
    }
    
    .modal-price {
        font-size: 1.5rem;
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .related-products {
        padding: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .modal-close {
        top: var(--space-sm);
        right: var(--space-sm);
        width: 36px;
        height: 36px;
    }
    
    .modal-stats {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-quantity {
        flex-direction: column;
        align-items: flex-start;
    }
}