.site-header {
    background: linear-gradient(135deg, #1a1a1d 0%, #0f0f12 100%);
    border-bottom: 1px solid #333;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-main {
    padding: 15px 0;
}

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

.logo {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
}

.logo a {
    color: #fff;
}

.logo a:hover {
    color: #4ade80;
}

.header-middle {
    flex: 1;
    max-width: 500px;
}

.search-form {
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 45px 12px 18px;
    background: #2a2a2f;
    border: 2px solid #333;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
}

.search-input:focus {
    outline: none;
    border-color: #4ade80;
}

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

.user-status-link {
    font-size: 14px;
}

.cart-link {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px 15px;
    background: #2a2a2f;
    border-radius: 8px;
    color: #fff;
    font-weight: 600;
}

.cart-link:hover {
    background: #4ade80;
    color: #000;
}

.main-nav {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.main-nav ul {
    display: flex;
    justify-content: center;
    gap: 5px;
    flex-wrap: wrap;
}

.main-nav li {
    position: relative;
}

.main-nav a {
    display: block;
    padding: 15px 20px;
    color: #9ca3af;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    color: #4ade80;
}

.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: #4ade80;
    border-radius: 2px;
}

.site-footer {
    background: #0f0f12;
    border-top: 1px solid #333;
    padding: 50px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #333;
}

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

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    color: #888;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-col a:hover {
    color: #4ade80;
}

.footer-contact {
    color: #888;
    font-size: 14px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #666;
    font-size: 13px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
}

.product-card {
    background: #1a1a1d;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background: #2a2a2f;
}

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

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

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 14px;
    background: #4ade80;
    color: #000;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
}

.product-badge.hot {
    background: #f97316;
    color: #fff;
}

.product-content {
    padding: 20px;
}

.product-name {
    font-size: 18px;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-sku {
    color: #888;
    font-size: 13px;
    margin-bottom: 12px;
}

.product-price {
    font-size: 22px;
    font-weight: 700;
    color: #4ade80;
    margin-bottom: 15px;
}

.product-price small {
    font-size: 14px;
    font-weight: 400;
    color: #888;
    text-decoration: line-through;
    margin-left: 8px;
}

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

.add-to-cart-btn {
    flex: 1;
    padding: 12px;
    background: #4ade80;
    border: none;
    border-radius: 8px;
    color: #000;
    font-weight: 600;
    font-size: 14px;
}

.add-to-cart-btn:hover {
    background: #22c55e;
}

.quick-view-btn {
    padding: 12px 15px;
    background: #2a2a2f;
    border: 2px solid #333;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
}

.quick-view-btn:hover {
    border-color: #4ade80;
}

.newsletter-section {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    padding: 50px 0;
    text-align: center;
}

.newsletter-section h3 {
    font-size: 28px;
    color: #000;
    margin-bottom: 10px;
}

.newsletter-section p {
    color: rgba(0, 0, 0, 0.7);
    font-size: 16px;
    margin-bottom: 25px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-form {
    display: flex;
    gap: 10px;
    max-width: 520px;
    margin: 0 auto;
}

.newsletter-input {
    flex: 1;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    color: #000;
    font-size: 15px;
}

.newsletter-input::placeholder {
    color: rgba(0, 0, 0, 0.5);
}

.newsletter-input:focus {
    outline: none;
    border-color: #000;
}

.newsletter-btn {
    padding: 15px 30px;
    background: #000;
    border: none;
    border-radius: 8px;
    color: #4ade80;
    font-weight: 600;
    font-size: 15px;
}

.newsletter-btn:hover {
    background: #1a1a1d;
}

.hero-section {
    background: linear-gradient(135deg, #1a1a1d 0%, #0f0f12 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-content h1 {
    font-size: 52px;
    color: #fff;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content h1 span {
    color: #4ade80;
}

.hero-content p {
    font-size: 20px;
    color: #888;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .header-middle {
        order: 3;
        width: 100%;
    }
    
    .main-nav ul {
        gap: 0;
    }
    
    .main-nav a {
        padding: 12px 12px;
        font-size: 13px;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}