@import url('base.css');
@import url('style.css');

:root {
    /* Using existing color palette from base.css */
    --primary-color: var(--color-primary);
    --primary-color-dark: var(--color-primary-light);
    --secondary-color: var(--color-secondary);
    --accent-color: var(--color-accent);
    --success-color: var(--color-success);
    --bg-color: var(--color-background-light);
    --text-color: var(--color-text);
    --text-light: var(--color-text-light);
    --card-bg: var(--color-background);
    --hover-bg: var(--color-background-lighter);
}

/* ===== BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: system-ui, 'Segoe UI', Roboto, 'Open Sans', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== LOADING SPINNER ===== */
.loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--hover-bg);
    border-left: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== HEADER ===== */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) 0;
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    color: var(--secondary-color);
}

.theme-toggle {
    background: none;
    border: 2px solid var(--color-border);
    color: var(--text-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle:hover {
    border-color: var(--primary-color);
    transform: rotate(15deg);
}

/* ===== SEARCH & FILTERS SECTION ===== */
.search-filters-section {
    margin-bottom: var(--spacing-lg);
}

.filters {
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
    box-shadow: var(--box-shadow);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.filter-group select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: pointer;
}

.filter-group select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(23, 53, 93, 0.1);
}

.search-box {
    position: relative;
    width: 100%;
    margin: 0 auto;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.search-box input {
    width: 100%;
    padding: 1rem 3rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(23, 53, 93, 0.1);
}

.clear-search {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.5rem;
}

/* ===== PRODUCTS SECTION ===== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.catalog-title {
    color: var(--primary-color);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    margin: 0;
}

.catalog-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.results-count {
    color: var(--text-light);
    font-size: 0.9rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 0;
}

/* ===== PRODUCT CARD ===== */
.product-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    animation: fadeInUp 0.6s ease;
}

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

.product-card:nth-child(odd) { animation-delay: 0.1s; }
.product-card:nth-child(even) { animation-delay: 0.2s; }

.product-badges {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 2;
}

.badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    margin-right: 0.5rem;
}

.badge-hot { background: var(--secondary-color); color: white; }
.badge-popular { background: var(--accent-color); color: white; }

.product-image {
    width: 100%;
    aspect-ratio: 1;
    background: var(--hover-bg);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    position: relative;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading 1.5s infinite;
    z-index: 1;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: absolute;
    top: 0;
    left: 0;
    transition: var(--transition);
}

.product-image img.loaded::before { display: none; }
.product-card:hover .product-image img { transform: scale(1.05); }

.product-category {
    width: fit-content;
    font-size: 0.875rem;
    color: var(--text-light);
    background-color: var(--hover-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    display: inline-block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.product-name {
    font-weight: 600;
    color: var(--text-color);
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
    font-size: 1.1rem;
}

.product-rating {
    margin: 0.5rem 0;
}

.stars {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.stars i {
    color: var(--color-gray-medium);
    font-size: 0.8rem;
}

.stars i.active { color: #ffc107; }

.rating-count, .no-reviews {
    margin-left: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-light);
}

.product-price-section {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.5rem 0;
}

.product-price {
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.product-old-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 0.9rem;
}

.product-discount {
    background: var(--success-color);
    color: var(--primary-color);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-stock {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.product-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: auto;
}

.btn-view, .btn-add-cart {
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    text-decoration: none;
    text-align: center;
    flex: 1;
    transition: var(--transition);
    cursor: pointer;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-view {
    background-color: var(--hover-bg);
    color: var(--text-color);
    border: 2px solid var(--color-border);
}

.btn-view:hover {
    background-color: var(--bg-color);
    transform: translateY(-2px);
}

.btn-add-cart {
    background-color: var(--primary-color);
    color: white;
    border: none;
}

.btn-add-cart:hover {
    background-color: var(--primary-color-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(23, 53, 93, 0.3);
}

.btn-add-cart:disabled {
    background-color: var(--color-gray-medium);
    cursor: not-allowed;
}

/* ===== LOAD MORE & EMPTY STATES ===== */
.load-more-container {
    text-align: center;
    margin-top: 3rem;
}

.empty-state, .no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    color: var(--text-color);
    box-shadow: var(--box-shadow);
}

.empty-state p, .no-results p {
    font-size: 1.1rem;
    margin: 0;
    color: var(--text-light);
}

/* ===== FLOATING ELEMENTS ===== */
.cart-float-btn {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--primary-color);
    color: white;
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-full);
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--box-shadow-hover);
    cursor: pointer;
    transition: var(--transition);
    z-index: 1000;
    border: none;
}

.cart-float-btn:hover {
    background-color: var(--primary-color-dark);
    transform: scale(1.1) translateY(-2px);
}

.cart-float-btn.pulse {
    animation: pulse 0.6s ease-in-out;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--secondary-color);
    color: white;
    font-size: 0.7rem;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 600;
}

.scroll-to-top {
    position: fixed;
    bottom: 100px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: var(--primary-color-dark);
    transform: translateY(-2px);
}

/* ===== FOOTER ===== */
.main-footer {
    background-color: var(--color-footer);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
    color: var(--color-white);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
    color: var(--color-footer-text);
}

.footer-section ul li i {
    margin-right: var(--spacing-xs);
    color: var(--accent-color);
}

.footer-section a {
    color: var(--color-footer-text);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    color: var(--color-white);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--primary-color-light);
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom a {
    color: var(--accent-color);
    text-decoration: none;
}

/* ===== PRODUCT DETAILS POPUP ===== */
.product-details-popup {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.product-details-content {
    padding: 0 20px;
    text-align: left;
}

.swal2-popup {
    padding: 2rem;
}

.swal2-title {
    color: #02474C !important;
    font-weight: bold;
    margin-bottom: 1rem;
}

/* ===== CART STYLES ===== */
.cart-item {
    display: grid;
    grid-template-columns: 80px 1fr 150px 100px;
    align-items: center;
    gap: 15px;
    padding: 10px;
    border-bottom: 1px solid #eee;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
}

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

.cart-item-details strong {
    margin-bottom: 5px;
    font-size: 1em;
}

.cart-item-details div {
    color: #666;
    font-size: 0.9em;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
}

.cart-item-actions button,
.cart-item-actions input {
    border: none;
    text-align: center;
    padding: 5px;
}

.cart-item-actions .btn-decrease,
.cart-item-actions .btn-increase {
    width: 40px;
    background-color: #f0f0f0;
    cursor: pointer;
}

.cart-item-actions .cart-item-quantity {
    width: 50px;
    border-left: 1px solid #ddd;
    border-right: 1px solid #ddd;
}

.cart-item-total {
    text-align: right;
    font-weight: bold;
    color: #02474C;
}

.cart-item-remove {
    background-color: #ff4d4d;
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-left: 10px;
}

.cart-item-remove:hover {
    background-color: #ff3333;
}

.cart-clear-btn {
    background-color: #ff4d4d;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    margin-top: 15px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.cart-clear-btn:hover {
    background-color: #ff3333;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #ffffff;
    --text-light: #b0b0b0;
    --card-bg: #2d2d2d;
    --hover-bg: #3d3d3d;
    --color-border: #404040;
}

/* ===== RESPONSIVE DESIGN ===== */
@media screen and (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--spacing-md);
    }
}

@media screen and (max-width: 768px) {
    .filters {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }

    .filter-group {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group label {
        margin-bottom: var(--spacing-xs);
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .catalog-title {
        font-size: 2rem;
        text-align: center;
    }

    .catalog-title::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .social-links {
        justify-content: center;
    }

    .cart-float-btn {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        width: 56px;
        height: 56px;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .product-actions {
        flex-direction: column;
    }

    .btn-view, .btn-add-cart {
        width: 100%;
    }

    .filters {
        padding: var(--spacing-sm);
    }

    .cart-item {
        grid-template-columns: 60px 1fr;
        gap: 10px;
    }

    .cart-item-image {
        width: 60px;
        height: 60px;
    }

    .cart-item-actions {
        grid-column: 1 / -1;
        justify-self: start;
    }
}