:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --success: #10b981;
    --accent: #f97316;
    --bg: #f8fafc;
    --bg-dark: #f1f5f9;
    --text: #1f2937;
    --text-light: #6b7280;
    --text-lighter: #9ca3af;
    --border: #e5e7eb;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
}

a {
    text-decoration: none;
    color: var(--text);
}

button {
    cursor: pointer;
    border: none;
    outline: none;
}

img {
    max-width: 100%;
    height: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.5);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.5);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent) 0%, #ea580c 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.5);
}

.card-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

@media (max-width: 1024px) {
    .wide1190, .wide990, .wide980, .wide1000 {
        width: 100%;
        padding: 0 15px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    body {
        min-width: auto;
        font-size: 14px;
    }

    .headerTop {
        display: none;
    }

    .header-nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        box-shadow: var(--shadow);
        padding: 10px 0;
    }

    .header-nav .header-nav-content {
        width: 100%;
        padding: 0 15px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .logo-box {
        margin: 0;
        flex: 1;
    }

    .main-nav-wrapper {
        display: none !important;
    }

    .mobile-nav-toggle {
        display: flex !important;
        flex-direction: column;
        gap: 4px;
        width: 40px;
        height: 40px;
        justify-content: center;
        align-items: center;
        cursor: pointer;
        background: none;
        border: none;
        padding: 5px;
        border-radius: 8px;
        transition: var(--transition);
        z-index: 2100;
    }

    .mobile-nav-toggle:hover {
        background: var(--bg-dark);
    }

    .mobile-nav-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--text);
        transition: var(--transition);
        border-radius: 1px;
    }

    .mobile-nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(6px);
    }

    .mobile-nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-6px);
    }

    .mobile-drawer {
        position: fixed;
        top: 0;
        left: -280px;
        width: 280px;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        z-index: 2000;
        transition: var(--transition);
        padding: 20px;
        display: flex;
        flex-direction: column;
    }

    .mobile-drawer.active {
        left: 0;
    }

    .mobile-drawer-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1500;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        backdrop-filter: blur(2px);
    }

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

    .mobile-drawer-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 30px;
        padding-bottom: 15px;
        border-bottom: 1px solid var(--border);
    }

    .mobile-drawer-header .logo-text {
        font-size: 20px;
        font-weight: 700;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .mobile-drawer-close {
        width: 36px;
        height: 36px;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: pointer;
        border: none;
        background: var(--bg-dark);
        border-radius: 8px;
        font-size: 20px;
        color: var(--text-light);
        transition: var(--transition);
    }

    .mobile-drawer-close:hover {
        background: var(--border);
        color: var(--text);
    }

    .mobile-user-actions {
        display: flex;
        gap: 10px;
        margin-bottom: 20px;
    }

    .mobile-user-actions a {
        flex: 1;
        text-align: center;
        padding: 10px;
        border-radius: 8px;
        text-decoration: none;
        font-size: 14px;
        font-weight: 500;
        transition: var(--transition);
    }

    .mobile-user-actions .login-btn {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
    }

    .mobile-user-actions .login-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.5);
    }

    .mobile-user-actions .register-btn {
        background: var(--bg);
        color: var(--text);
        border: 1px solid var(--border);
    }

    .mobile-user-actions .register-btn:hover {
        background: var(--bg-dark);
        border-color: var(--primary);
        color: var(--primary);
    }

    .mobile-nav-list {
        list-style: none;
        padding: 0;
        margin: 0;
        flex: 1;
    }

    .mobile-nav-list li {
        margin-bottom: 4px;
    }

    .mobile-nav-list li a {
        display: block;
        padding: 12px 15px;
        color: var(--text);
        text-decoration: none;
        border-radius: 8px;
        transition: var(--transition);
        font-size: 15px;
    }

    .mobile-nav-list li a:hover,
    .mobile-nav-list li a.active {
        background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(29, 78, 216, 0.1) 100%);
        color: var(--primary);
        transform: translateX(5px);
    }

    .mobile-language-switch {
        margin-top: auto;
        padding-top: 20px;
        border-top: 1px solid var(--border);
    }

    .mobile-language-switch select {
        width: 100%;
        padding: 12px 15px;
        border: 1px solid var(--border);
        border-radius: 8px;
        background: var(--bg);
        color: var(--text);
        font-size: 14px;
        cursor: pointer;
        transition: var(--transition);
    }

    .mobile-language-switch select:hover {
        border-color: var(--primary);
    }

    .banner-box {
        margin-top: 60px;
    }

    .banner-box .slide-item {
        height: auto;
        min-height: 200px;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: var(--shadow);
    }

    .banner-box .slide-item a {
        background-size: cover;
        background-position: center;
    }

    .banner-box .slide-item .banner-info {
        padding: 20px;
        background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.2) 100%);
    }

    .banner-box .slide-item .banner-info h2 {
        font-size: 24px;
        margin-bottom: 10px;
        color: #fff;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    }

    .banner-box .slide-item .banner-info .more-btn {
        padding: 8px 20px;
        font-size: 13px;
        background: var(--accent);
        color: #fff;
        border: none;
        border-radius: 20px;
        cursor: pointer;
        transition: var(--transition);
        box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
    }

    .banner-box .slide-item .banner-info .more-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(249, 115, 22, 0.5);
    }

    .index-product-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .index-product-list .product-item {
        margin-bottom: 0;
        background: var(--white);
        border-radius: 12px;
        padding: 15px;
        text-align: center;
        box-shadow: var(--shadow);
        transition: var(--transition);
        border: 1px solid var(--border);
    }

    .index-product-list .product-item:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
        border-color: var(--primary);
    }

    .index-product-list .product-item .product-icon {
        width: 50px;
        height: 50px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 24px;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        border-radius: 12px;
        margin-bottom: 10px;
        transition: var(--transition);
    }

    .index-product-list .product-item:hover .product-icon {
        transform: scale(1.1) rotate(5deg);
        box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    }

    .price-table {
        width: 100%;
        overflow-x: auto;
        border-radius: 12px;
        box-shadow: var(--shadow);
    }

    .price-table table {
        min-width: 600px;
        background: var(--white);
        border-radius: 12px;
        overflow: hidden;
    }

    .price-table table th,
    .price-table table td {
        padding: 10px 12px;
        font-size: 12px;
        border-bottom: 1px solid var(--border);
        text-align: center;
    }

    .price-table table th {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        font-weight: 600;
    }

    .domain-search-box {
        display: flex;
        flex-direction: column;
        gap: 12px;
        background: var(--white);
        padding: 20px;
        border-radius: 12px;
        box-shadow: var(--shadow-lg);
    }

    .domain-search-box input[type="text"] {
        width: 100%;
        padding: 14px 16px;
        font-size: 15px;
        border: 2px solid var(--border);
        border-radius: 10px;
        transition: var(--transition);
        outline: none;
    }

    .domain-search-box input[type="text"]:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

    .domain-search-box .search-btn {
        width: 100%;
        padding: 14px;
        font-size: 15px;
        font-weight: 600;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        border: none;
        border-radius: 10px;
        cursor: pointer;
        transition: var(--transition);
        box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
    }

    .domain-search-box .search-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.5);
    }

    .product-card {
        background: var(--white);
        border-radius: 12px;
        box-shadow: var(--shadow);
        overflow: hidden;
        margin-bottom: 15px;
        border: 1px solid var(--border);
        transition: var(--transition);
    }

    .product-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-xl);
        border-color: var(--primary);
    }

    .product-card .product-header {
        padding: 15px;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
    }

    .product-card .product-content {
        padding: 15px;
    }

    .product-card .product-price {
        font-size: 28px;
        font-weight: 700;
        color: var(--primary);
    }

    .product-card .product-btn {
        margin-top: 15px;
        padding: 12px;
        font-size: 14px;
        font-weight: 600;
        background: linear-gradient(135deg, var(--accent) 0%, #ea580c 100%);
        color: #fff;
        border: none;
        border-radius: 8px;
        cursor: pointer;
        transition: var(--transition);
        box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
    }

    .product-card .product-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(249, 115, 22, 0.5);
    }

    .content-area {
        padding: 20px 15px;
        margin-top: 60px;
    }

    .page-title {
        font-size: 24px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 15px;
        position: relative;
        padding-bottom: 10px;
    }

    .page-title::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 50px;
        height: 3px;
        background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
        border-radius: 2px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    .form-group label {
        display: block;
        margin-bottom: 6px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 12px 15px;
        border: 2px solid var(--border);
        border-radius: 10px;
        font-size: 14px;
        transition: var(--transition);
        outline: none;
        background: var(--white);
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

    .submit-btn {
        width: 100%;
        padding: 14px;
        font-size: 16px;
        font-weight: 600;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        border: none;
        border-radius: 10px;
        cursor: pointer;
        transition: var(--transition);
        box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
    }

    .submit-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.5);
    }

    .search-result-item {
        padding: 15px;
        border-radius: 10px;
        margin-bottom: 10px;
        border: 1px solid var(--border);
        background: var(--white);
        transition: var(--transition);
    }

    .search-result-item:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow);
    }

    .pagination {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        margin-top: 20px;
        justify-content: center;
    }

    .pagination a {
        padding: 10px 14px;
        border: 1px solid var(--border);
        border-radius: 8px;
        text-decoration: none;
        font-size: 14px;
        color: var(--text);
        transition: var(--transition);
    }

    .pagination a:hover {
        border-color: var(--primary);
        color: var(--primary);
    }

    .pagination a.active {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        border-color: var(--primary);
        box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
    }

    .footer {
        padding: 30px 15px;
        background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
        color: #fff;
    }

    .footer-content {
        display: grid;
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer-section h4 {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 12px;
        position: relative;
        padding-bottom: 8px;
    }

    .footer-section h4::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 30px;
        height: 2px;
        background: var(--accent);
    }

    .footer-section ul li a {
        color: rgba(255, 255, 255, 0.7);
        text-decoration: none;
        font-size: 14px;
        transition: var(--transition);
    }

    .footer-section ul li a:hover {
        color: #fff;
        padding-left: 5px;
    }

    .footer-bottom {
        padding-top: 20px;
        margin-top: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        text-align: center;
        font-size: 12px;
        color: rgba(255, 255, 255, 0.5);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .wide1190, .wide990, .wide980, .wide1000 {
        width: 100%;
        padding: 0 20px;
    }

    .index-product-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
}

@media (min-width: 1025px) {
    .mobile-nav-toggle,
    .mobile-drawer,
    .mobile-drawer-overlay {
        display: none !important;
    }
}