/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo h1 {
    font-size: 28px;
    color: #4a90e2;
    margin: 0;
}

.logo a {
    text-decoration: none;
    color: inherit;
}

.search-bar {
    flex: 1;
    max-width: 600px;
}

.search-bar form {
    display: flex;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
}

.search-bar input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    outline: none;
    font-size: 14px;
}

.search-bar button {
    background: #4a90e2;
    color: white;
    border: none;
    padding: 12px 20px;
    cursor: pointer;
    transition: background 0.3s;
}

.search-bar button:hover {
    background: #357abd;
}

.header-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

.header-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s;
    position: relative;
}

.header-btn:hover {
    background: #f0f0f0;
}

.header-btn .badge {
    background: #ff4757;
    color: white;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 11px;
    position: absolute;
    top: 5px;
    right: 5px;
}

/* Hero Section */
.hero {
    background: white;
    padding: 20px 0;
    margin-bottom: 30px;
}

.hero-content {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 20px;
}

.categories-sidebar {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
}

.categories-sidebar h2 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #333;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    margin-bottom: 8px;
    background: white;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s;
}

.category-item:hover {
    background: #4a90e2;
    color: white;
    transform: translateX(5px);
}

.category-icon {
    font-size: 24px;
}

.hero-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    padding: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
}

.banner-text h1 {
    font-size: 42px;
    margin-bottom: 15px;
}

.banner-text p {
    font-size: 18px;
    margin-bottom: 10px;
}

.banner-image img {
    max-width: 300px;
    height: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary {
    background: #4a90e2;
    color: white;
}

.btn-primary:hover {
    background: #357abd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.4);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

/* Products Section */
.products-section {
    margin: 40px 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 32px;
    color: #333;
}

.view-all {
    color: #4a90e2;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
}

.view-all:hover {
    text-decoration: underline;
}

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

.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.product-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 14px;
}

.product-rating span {
    color: #999;
}

.product-price {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

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

.product-actions .btn {
    flex: 1;
    text-align: center;
}

/* Promo Banner */
.promo-banner {
    margin: 50px 0;
}

.promo-content {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 15px;
    padding: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
}

.promo-text h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.promo-text p {
    font-size: 20px;
    margin-bottom: 20px;
}

.promo-image img {
    max-width: 250px;
    height: auto;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 50px 0 20px;
    margin-top: 50px;
}

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

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

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

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

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
    font-size: 24px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #34495e;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .categories-sidebar {
        display: none;
    }
    
    .header-content {
        flex-wrap: wrap;
    }
    
    .search-bar {
        order: 3;
        width: 100%;
        max-width: 100%;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .hero-banner {
        flex-direction: column;
        text-align: center;
    }
    
    .promo-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Cart Page Styles */
.cart-page {
    padding: 40px 0;
}

.cart-items {
    background: white;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 20px;
}

.cart-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    border-bottom: 1px solid #eee;
}

.cart-item-image {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
}

.cart-item-details {
    flex: 1;
}

.cart-summary {
    background: white;
    border-radius: 10px;
    padding: 30px;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #4a90e2;
}

/* Alert Messages */
.alert {
    padding: 15px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}