/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #FF6B35;
    --secondary-color: #F7931E;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #2C3E50;
    --light-color: #f8f9fa;
    --border-color: #ddd;
    --text-color: #333;
    --text-secondary: #666;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background-color: #fff;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: 700;
}

.logo i {
    font-size: 2rem;
}

.search-bar {
    flex: 1;
    min-width: 300px;
    display: flex;
    background: white;
    border-radius: 8px;
    overflow: hidden;
}

.search-bar input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    outline: none;
    font-size: 0.95rem;
}

.search-bar button {
    padding: 0 20px;
    background: var(--dark-color);
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.3s;
}

.search-bar button:hover {
    background: #1a252f;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    padding: 8px 15px;
    border-radius: 5px;
    transition: background 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(255,255,255,0.2);
}

.badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger-color);
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
}

.user-menu {
    position: relative;
}

.user-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    transition: background 0.3s;
}

.user-btn:hover {
    background: rgba(255,255,255,0.3);
}

.user-btn i {
    font-size: 1.2rem;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 10px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    min-width: 200px;
    display: none;
    overflow: hidden;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: var(--text-color);
    text-decoration: none;
    transition: background 0.3s;
}

.dropdown-menu a:hover {
    background: var(--light-color);
}

.dropdown-menu a i {
    width: 20px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 1.1rem !important;
    opacity: 0.9;
    margin-bottom: 30px !important;
}

/* Buttons */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: #e55a2b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Categories */
.categories {
    padding: 60px 0;
    background: var(--light-color);
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: var(--dark-color);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.category-card {
    background: white;
    padding: 40px 20px;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: var(--shadow);
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.category-card i {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.category-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.category-card p {
    color: var(--text-secondary);
}

/* Products */
.featured-products {
    padding: 60px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.product-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
}

.product-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background: var(--light-color);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.discount-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--danger-color);
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-weight: 600;
    font-size: 0.85rem;
}

.wishlist-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    box-shadow: var(--shadow);
}

.wishlist-btn:hover {
    background: var(--danger-color);
    color: white;
    transform: scale(1.1);
}

.wishlist-btn.active {
    background: var(--danger-color);
    color: white;
}

.product-info {
    padding: 20px;
}

.product-brand {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-bottom: 5px;
}

.product-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--dark-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 10px;
}

.rating-stars {
    color: var(--warning-color);
}

.rating-count {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.product-price {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.current-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.original-price {
    font-size: 1rem;
    color: var(--text-secondary);
    text-decoration: line-through;
}

.product-actions {
    display: flex;
    gap: 10px;
}

.add-to-cart-btn {
    flex: 1;
}

/* Features */
.features {
    padding: 60px 0;
    background: var(--light-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 30px;
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.footer-section h4 {
    margin-bottom: 15px;
}

.footer-section p {
    margin-bottom: 20px;
    color: rgba(255,255,255,0.8);
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 80px;
    right: 20px;
    padding: 15px 25px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-hover);
    display: none;
    z-index: 10000;
    animation: slideIn 0.3s ease;
}

.toast.show {
    display: block;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

.toast.info {
    border-left: 4px solid var(--info-color);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Loading Spinner */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.spinner {
    border: 4px solid var(--light-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

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

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .search-bar {
        width: 100%;
        min-width: 100%;
    }
    
    .nav-menu {
        width: 100%;
        justify-content: space-between;
        font-size: 0.85rem;
    }
    
    .nav-menu a {
        padding: 8px 10px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 15px;
    }
    
    .product-info {
        padding: 10px;
    }
    
    .product-name {
        font-size: 0.9rem;
    }
    
    .current-price {
        font-size: 1.2rem;
    }
}