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

:root {
    --primary-color: #0066cc;
    --secondary-color: #004d99;
    --accent-color: #ff9900;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-color);
    background: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

.top-bar {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 8px 0;
    font-size: 14px;
}

.top-bar .container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.top-bar-phone {
    display: flex;
    align-items: center;
    gap: 6px;
}

.top-bar-icon {
    font-size: 16px;
}

.top-bar-text {
    opacity: 0.9;
}

.top-bar-value a {
    color: var(--white);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.top-bar-value a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-hover);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: bold;
    font-size: 20px;
}

.nav {
    display: flex;
    gap: 5px;
}

.nav a {
    display: inline-block;
    padding: 10px 20px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-color);
    border-radius: 6px;
    transition: var(--transition);
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav a:hover,
.nav a.active {
    color: var(--primary-color);
    background: rgba(0, 102, 204, 0.05);
}

.nav a:hover::after,
.nav a.active::after {
    width: 80%;
}

.banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    background-size: 200px;
    opacity: 0.5;
}

.banner .container {
    position: relative;
    z-index: 1;
}

.banner h2 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.8s ease;
}

.banner p {
    font-size: 22px;
    opacity: 0.95;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.banner-btn {
    display: inline-block;
    padding: 15px 40px;
    background: var(--accent-color);
    color: var(--white);
    font-size: 18px;
    font-weight: 600;
    border-radius: 30px;
    box-shadow: 0 4px 15px rgba(255, 153, 0, 0.3);
    transition: var(--transition);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.banner-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 153, 0, 0.4);
    background: #ffaa00;
}

.banner-carousel {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.carousel-container {
    position: relative;
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
}

.carousel-slides {
    position: relative;
    width: 100%;
    height: 500px;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.carousel-link {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 40px 20px 20px;
    z-index: 3;
    font-size: 18px;
    text-align: center;
}

.carousel-prev,
.carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    font-size: 30px;
    cursor: pointer;
    z-index: 10;
    transition: background 0.3s;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-prev {
    left: 20px;
}

.carousel-next {
    right: 20px;
}

.carousel-prev:hover,
.carousel-next:hover {
    background: rgba(0, 0, 0, 0.8);
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-dot.active {
    background: white;
    transform: scale(1.2);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.main {
    padding: 0; /* 完全移除main的padding */
}

.main .container {
    margin-top: 0;
    padding-top: 0;
}

.breadcrumb-container {
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    margin-top: 0; /* 移除负margin */
    margin-bottom: 0;
    padding: 10px 0; /* 添加适当padding */
}

.breadcrumb-container .container {
    display: block;
}

.breadcrumb {
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-light);
}

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

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

.breadcrumb span {
    margin: 0 8px;
    color: var(--text-light);
}

.breadcrumb .current {
    color: var(--primary-color);
    font-weight: 600;
}

.content {
    background: var(--white);
    padding: 0 40px 30px 40px;
    border-radius: 0 0 12px 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    margin-top: 0;
}

.content:hover {
    box-shadow: var(--shadow-hover);
}

.content h1 {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--primary-color);
}

.content h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-color);
    margin: 30px 0 15px 0;
}

.content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-color);
    margin: 25px 0 12px 0;
}

.content p {
    margin-bottom: 0;
    color: var(--text-light);
    line-height: 1.9;
}

.content ul,
.content ol {
    margin: 15px 0;
    padding-left: 25px;
}

.content li {
    margin-bottom: 10px;
    color: var(--text-light);
}

.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--white);
    padding: 50px 0 20px;
    text-align: center;
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer p {
    opacity: 0.8;
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 20px;
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--white);
    opacity: 0.8;
    font-size: 14px;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-color);
}

.contact-info {
    margin-bottom: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
}

.contact-info h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 12px;
    color: var(--text-light);
    font-size: 15px;
}

.contact-info strong {
    color: var(--text-color);
    font-weight: 600;
}

.contact-form {
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-form h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn {
    display: inline-block;
    padding: 12px 35px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0, 102, 204, 0.3);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 102, 204, 0.4);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.btn:active {
    transform: translateY(0);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-item {
    padding: 25px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid transparent;
}

.news-item:hover {
    box-shadow: var(--shadow-hover);
    border-left-color: var(--primary-color);
    transform: translateX(5px);
}

.news-item h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.news-item h3 a {
    color: var(--text-color);
    transition: var(--transition);
}

.news-item h3 a:hover {
    color: var(--primary-color);
}

.news-date {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-date::before {
    content: '📅';
}

.news-desc {
    color: var(--text-light);
    line-height: 1.7;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.feature-item {
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.feature-item h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 10px;
}

.feature-item p {
    color: var(--text-light);
    font-size: 14px;
}

.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.stat-item {
    padding: 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
}

.stat-item:hover {
    transform: scale(1.05);
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 992px) {
    .banner h2 {
        font-size: 42px;
    }
    
    .banner p {
        font-size: 18px;
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav a {
        padding: 8px 15px;
        font-size: 14px;
    }
    
    .banner {
        padding: 60px 0;
    }
    
    .banner h2 {
        font-size: 32px;
    }
    
    .banner p {
        font-size: 16px;
    }
    
    .content {
        padding: 25px;
    }
    
    .content h1 {
        font-size: 28px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-section {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 22px;
    }
    
    .nav a {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .banner h2 {
        font-size: 26px;
    }
    
    .content h1 {
        font-size: 24px;
    }
    
    .stats-section {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
    }
}

.contact-section {
    margin: 40px 0;
    padding: 35px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-section h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0;
}

.contact-section > p {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 15px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 0;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 20px;
}

.map-section {
    margin: 40px 0;
    padding: 35px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.map-section h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0;
}

.map-section > p {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 15px;
}

.map-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color);
}

.map-content {
    text-align: center;
    color: var(--text-light);
}

.map-icon {
    font-size: 64px;
    margin-bottom: 0;
}

.map-content p {
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border: none;
    padding: 14px 40px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 102, 204, 0.4);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.btn-primary:active {
    transform: translateY(0);
}

.featured-news {
    margin: 30px 0;
}

.featured-item {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.featured-content {
    padding: 40px;
    color: var(--white);
    position: relative;
}

.featured-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 0;
    text-transform: uppercase;
}

.featured-content h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 0;
}

.featured-content h3 a {
    color: var(--white);
    transition: var(--transition);
}

.featured-content h3 a:hover {
    color: var(--accent-color);
}

.featured-content .news-date {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

.featured-content .news-date::before {
    content: '📅';
}

.featured-content .news-desc {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.read-more {
    display: inline-block;
    color: var(--white);
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 40px 0;
}

.pagination a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.pagination a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.pagination a.active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.pagination a.disabled {
    background: #f0f0f0;
    color: #999999;
    border-color: #e0e0e0;
    cursor: not-allowed;
}

.pagination a.disabled:hover {
    transform: none;
    border-color: #e0e0e0;
    color: #999999;
}

.pagination a:first-child,
.pagination a:last-child {
    width: auto;
    padding: 0 20px;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tags a {
    display: inline-block;
    padding: 8px 16px;
    background: var(--bg-color);
    color: var(--text-color);
    border-radius: 20px;
    font-size: 13px;
    transition: var(--transition);
}

.tags a:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.sitemap-section {
    margin-bottom: 40px 0;
    padding: 20px;
    background: var(--white);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.sitemap-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.sitemap-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.sitemap-links a {
    display: inline-block;
    padding: 8px 16px;
    background: var(--bg-color);
    color: var(--text-color);
    border-radius: 4px;
    font-size: 14px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.sitemap-links a:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.sitemap-links a.sitemap-category-link {
    background: var(--primary-color);
    color: var(--white);
    font-weight: 600;
}

.sitemap-links a.sitemap-category-link:hover {
    background: var(--secondary-color);
}

.article-detail {
    padding: 0;
}

.article-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 30px; /* 添加顶部margin */
    margin-bottom: 20px;
    line-height: 1.4;
}

.article-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--primary-color);
    font-style: italic;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
    color: var(--text-light);
    font-size: 14px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 12px 18px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-image {
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.article-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

.article-image:hover img {
    transform: scale(1.02);
}

.image-gallery {
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.gallery-main {
    width: 100%;
    height: 400px;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.gallery-main img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.gallery-thumbs {
    display: flex;
    gap: 10px;
    padding: 15px;
    background: #f9f9f9;
    overflow-x: auto;
}

.gallery-thumb {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border: 2px solid #ddd;
    border-radius: 5px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.gallery-thumb:hover,
.gallery-thumb.active {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-price {
    background: linear-gradient(135deg, #ff6b6b, #ee5a5a);
    color: #fff;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-label {
    font-size: 16px;
    font-weight: normal;
}

.price-value {
    font-size: 32px;
    font-weight: bold;
}

.product-specs {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 30px;
    border-left: 4px solid var(--primary-color);
}

.product-specs h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.specs-content {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-color);
    white-space: pre-line;
}

.product-info-layout {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.product-image-section {
    flex: 0 0 50%;
    max-width: 50%;
}

.product-info-section {
    flex: 1;
    min-width: 0;
}

@media (max-width: 768px) {
    .product-info-layout {
        flex-direction: column;
        gap: 30px;
    }
    
    .product-image-section {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-color);
    margin-bottom: 40px;
}

.article-content h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-color);
    margin: 35px 0 20px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
}

.article-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-color);
    margin: 30px 0 15px 0;
}

.article-content p {
    margin-bottom: 18px;
    color: var(--text-light);
}

.article-content ul,
.article-content ol {
    margin: 20px 0;
    padding-left: 30px;
}

.article-content li {
    margin-bottom: 12px;
    color: var(--text-light);
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 20px 0;
    box-shadow: var(--shadow);
}

.article-content blockquote {
    margin: 25px 0;
    padding: 20px 25px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-left: 4px solid var(--primary-color);
    border-radius: 6px;
    font-style: italic;
    color: var(--text-light);
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    box-shadow: var(--shadow);
}

.article-content table th,
.article-content table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.article-content table th {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    font-weight: 600;
}

.article-content table tr:hover {
    background: rgba(0, 102, 204, 0.02);
}

.article-content a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: var(--transition);
}

.article-content a:hover {
    color: var(--secondary-color);
}

.article-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
    margin-top: 40px;
    gap: 20px;
}

.article-nav a {
    flex: 1;
    padding: 15px 20px;
    background: var(--white);
    color: var(--text-color);
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
    font-size: 14px;
    font-weight: 500;
    display: block;
    text-decoration: none;
}

.article-nav a:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    background: var(--primary-color);
    color: var(--white);
}

.article-nav a:empty {
    display: none;
}

.article-nav .prev-article {
    text-align: left;
}

.article-nav .next-article {
    text-align: right;
}

.friendship-links-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.friendship-links-section .friend-links-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-right: 15px;
    display: inline-block;
    vertical-align: middle;
    white-space: nowrap;
}

.friendship-links-section .container {
    display: block;
}

.friendship-links-section .links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
    align-items: center;
    max-width: 100%;
    margin: 0;
    padding: 8px 0;
}

.friendship-links-section .friend-link {
    display: inline-block;
    padding: 4px 12px;
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    line-height: 1.3;
}

.friendship-links-section .friend-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.5s;
}

.friendship-links-section .friend-link:hover::before {
    left: 100%;
}

.friendship-links-section .friend-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.friendship-links-section .friend-link.text-link {
    background: linear-gradient(135deg, var(--white), #fafbfc);
}

.friendship-links-section .friend-link.text-link:hover {
    background: var(--primary-color);
    color: var(--white);
}

.friendship-links-section .friend-link.img-link {
    padding: 8px;
    background: var(--white);
}

.friendship-links-section .friend-link.img-link img {
    display: block;
    max-width: 120px;
    max-height: 50px;
    object-fit: contain;
    border-radius: 4px;
}

.friendship-links-section .friend-link.img-link:hover {
    transform: translateY(-3px) scale(1.05);
}

.friendship-links-section .link-separator {
    color: var(--text-light);
    font-size: 16px;
    font-weight: 300;
    padding: 0 5px;
    opacity: 0.6;
}

.city-nav-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
}

.city-nav-section .city-nav-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-start;
    align-items: center;
}

.city-nav-section .city-link {
    display: inline-block;
    padding: 8px 15px;
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.city-nav-section .city-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.5s;
}

.city-nav-section .city-link:hover::before {
    left: 100%;
}

.city-nav-section .city-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.city-nav-section .city-link.active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.city-nav-section .city-separator {
    display: inline-block;
    margin: 0 8px;
    color: var(--text-light);
    font-size: 16px;
}

/* 简洁城市导航样式 - 类似友情链接 */
.simple-city-nav-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.simple-city-nav-section .city-nav-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-right: 15px;
    display: inline-block;
    vertical-align: middle;
    white-space: nowrap;
}

.simple-city-nav-section .container {
    display: block;
}

.simple-city-nav-section .city-links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
    align-items: center;
    max-width: 100%;
    margin: 0;
    padding: 8px 0;
}

.simple-city-nav-section .city-link {
    display: inline-block;
    padding: 4px 12px;
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    line-height: 1.3;
}

.simple-city-nav-section .city-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.5s;
}

.simple-city-nav-section .city-link:hover::before {
    left: 100%;
}

.simple-city-nav-section .city-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.simple-city-nav-section .city-link.text-link {
    background: linear-gradient(135deg, var(--white), #fafbfc);
}

.simple-city-nav-section .city-link.text-link:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .simple-city-nav-section {
        padding: 10px 0;
    }
    
    .simple-city-nav-section .city-nav-title {
        font-size: 16px;
        margin-right: 8px;
        display: block;
        margin-bottom: 6px;
    }
    
    .simple-city-nav-section .city-links-container {
        gap: 6px;
        padding: 6px 0;
    }
    
    .simple-city-nav-section .city-link {
        padding: 3px 10px;
        font-size: 13px;
    }
    
    /* 友情链接响应式 */
    .friendship-links-section {
        padding: 10px 0;
    }
    
    .friendship-links-section .friend-links-title {
        font-size: 18px;
        margin-right: 8px;
        display: block;
        margin-bottom: 6px;
    }
    
    .friendship-links-section .links-container {
        gap: 6px;
        padding: 6px 0;
    }
    
    .friendship-links-section .friend-link {
        padding: 3px 10px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .simple-city-nav-section .city-nav-title {
        font-size: 15px;
        margin-right: 6px;
        margin-bottom: 4px;
    }
    
    .simple-city-nav-section .city-links-container {
        flex-direction: row;
        align-items: center;
        gap: 4px;
        padding: 4px 0;
    }
    
    .simple-city-nav-section .city-link {
        padding: 3px 6px;
        font-size: 12px;
        flex-shrink: 0;
    }
    
    /* 友情链接响应式 */
    .friendship-links-section .friend-links-title {
        font-size: 16px;
        margin-right: 6px;
        margin-bottom: 4px;
    }
    
    .friendship-links-section .links-container {
        flex-direction: row;
        align-items: center;
        gap: 4px;
        padding: 4px 0;
    }
    
    .friendship-links-section .friend-link {
        padding: 3px 6px;
        font-size: 12px;
        flex-shrink: 0;
    }
}



/* 内容列表样式 */
.content-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 30px 0;
}

.content-item {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: stretch;
    gap: 20px;
}

.content-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

/* 封面图容器 - 左侧固定宽度 */
.content-cover {
    position: relative;
    width: 200px;
    height: 150px; /* 4:3比例: 200/150 = 4/3 */
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    overflow: hidden;
    flex-shrink: 0;
}

.content-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.content-item:hover .content-cover img {
    transform: scale(1.1);
}

/* 如果没有封面图时的占位 */
.content-cover.no-image::before {
    content: '📄';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    opacity: 0.3;
}

.content-body {
    flex: 1;
    
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.content-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 10px 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    
}

.content-title a {
    color: inherit;
    transition: var(--transition);
}

.content-title a:hover {
    color: var(--primary-color);
}

.content-price {
    font-size: 20px;
    font-weight: 700;
    color: #e74c3c;
    margin-bottom: 10px;
    display: inline-block;
}

.content-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 0; flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.content-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 10px; margin-bottom: 0;
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--text-light);
}

.meta-date,
.meta-author,
.meta-views {
    display: flex;
    align-items: center;
    gap: 5px;
}

.meta-date::before {
    content: '📅';
}

.meta-author::before {
    content: '👤';
}
.meta-views::before {
    content: '👁';
}

/* 响应式设计 */
@media (max-width: 768px) {
    .content-item {
        flex-direction: column;
    }
    
    .content-cover {
        width: 100%;
        height: 140px;
    }
    
    .content-body {
        padding: 15px;
    }
    
    .content-title {
        font-size: 16px;
        min-height: 48px;
    }
    
    .content-description {
        font-size: 13px;
        min-height: 60px;
    }
}

/* 新闻内容调用样式 */
.news-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 40px 0;
    margin: 30px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.news-section .news-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

.news-section .news-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 0 auto;
}

.news-item {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: stretch;
    min-height: 150px;
}

.news-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.news-item .news-cover {
    position: relative;
    width: 160px;
    height: 120px; /* 4:3比例: 160/120 = 4/3 */
    overflow: hidden;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    flex-shrink: 0;
}

.news-item .news-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    display: block;
}

.news-item:hover .news-cover img {
    transform: scale(1.05);
}

.news-item .news-content {
    flex: 1;
    padding: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.news-item .news-item-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 8px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item .news-item-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

.news-item .news-item-title a:hover {
    color: var(--primary-color);
}

.news-item .news-description {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.no-news {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
    font-size: 16px;
}

.no-service {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
    font-size: 16px;
}

.service-section {
    padding: 40px 0;
    margin: 30px 0;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.service-section .service-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.service-section .service-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-item {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.service-cover {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.service-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-item:hover .service-cover img {
    transform: scale(1.1);
}

.service-content {
    padding: 25px;
}

.service-item-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 12px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.service-item-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

.service-item-title a:hover {
    color: var(--primary-color);
}

.service-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin: 0 0 15px 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.service-link {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.service-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.process-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.process-item {
    text-align: center;
    padding: 25px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.process-number {
    width: 50px;
    height: 50px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    font-weight: 700;
}

.process-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 8px;
}

.process-item p {
    color: var(--text-light);
    font-size: 13px;
    line-height: 1.5;
}

.service-detail {
    padding: 0;
}

.service-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 30px;
    margin-bottom: 20px;
    line-height: 1.4;
}

.service-subtitle {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--primary-color);
    font-style: italic;
}

.service-image {
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.service-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

.service-image:hover img {
    transform: scale(1.02);
}

.service-price {
    padding: 20px 30px;
    background: linear-gradient(135deg, #fff3cd 0%, #ffe69c 100%);
    border-radius: 10px;
    margin-bottom: 30px;
    border-left: 4px solid #ffc107;
    display: flex;
    align-items: center;
    gap: 15px;
}

.service-price .price-label {
    font-size: 18px;
    font-weight: 600;
    color: #856404;
}

.service-price .price-value {
    font-size: 28px;
    font-weight: 700;
    color: #d39e00;
}

.service-specs {
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    border-left: 4px solid var(--primary-color);
}

.service-specs h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.service-specs .specs-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-light);
    white-space: pre-line;
}

.service-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-color);
    margin-bottom: 40px;
}

.service-features {
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
    margin: 30px 0;
    border-left: 4px solid var(--primary-color);
}

.service-features h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-features ul {
    list-style: none;
    padding: 0;
}

.service-features li {
    padding: 12px 0 12px 35px;
    position: relative;
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 12px;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 18px;
}

.service-contact {
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin: 30px 0;
    border-left: 4px solid var(--accent-color);
}

.service-contact h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-contact p {
    margin-bottom: 10px;
    color: var(--text-light);
    font-size: 15px;
}

.service-contact p strong {
    color: var(--text-color);
    font-weight: 600;
}

.service-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin: 30px 0;
    padding: 20px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.service-nav a {
    flex: 1;
    padding: 15px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.service-nav a:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.related-services {
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin: 30px 0;
}

.related-services h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.related-services ul {
    list-style: none;
    padding: 0;
}

.related-services li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.related-services li:last-child {
    border-bottom: none;
}

.related-services li a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.related-services li a:hover {
    color: var(--primary-color);
    padding-left: 10px;
}

.related-services li a::after {
    content: '→';
    color: var(--primary-color);
    opacity: 0;
    transition: var(--transition);
}

.related-services li a:hover::after {
    opacity: 1;
}

/* 新闻内容响应式设计 */
@media (max-width: 768px) {
    .news-section {
        padding: 30px 0;
        margin: 20px 0;
    }
    
    .news-section .news-title {
        font-size: 24px;
        margin-bottom: 25px;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .news-item {
        flex-direction: column;
        min-height: auto;
    }
    
    .news-item .news-cover {
        width: 100%;
        height: 160px;
    }
    
    .news-item .news-content {
        padding: 15px;
    }
    
    .news-item .news-item-title {
        font-size: 16px;
        margin-bottom: 10px;
    }
    
    .news-item .news-description {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .news-section {
        padding: 20px 0;
        margin: 15px 0;
    }
    
    .news-section .news-title {
        font-size: 20px;
        margin-bottom: 20px;
    }
    
    .news-item .news-cover {
        height: 140px;
    }
    
    .news-item .news-content {
        padding: 12px;
    }
}

/* Logo图片样式限制 */
.logo-image {
    max-width: 200px;
    max-height: 60px;
    width: auto;
    height: auto;
    display: block;
}

/* 悬浮联系方式 - 电脑端 */
.floating-contact {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9999;
}

.floating-btn {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 8px;
    width: 70px;
    height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 102, 204, 0.4);
    transition: all 0.3s ease;
    border: 3px solid white;
}

.floating-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(0, 102, 204, 0.5);
}

.floating-icon {
    font-size: 32px;
    color: white;
    margin-bottom: 5px;
}

.floating-label {
    font-size: 12px;
    color: white;
    font-weight: 500;
    text-align: center;
}

.floating-content {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 20px;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    border: 3px solid var(--primary-color);
}

.floating-btn:hover .floating-content {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.floating-content::before {
    content: '';
    position: absolute;
    right: -14px;
    top: 50%;
    transform: translateY(-50%);
    border: 8px solid transparent;
    border-left-color: var(--primary-color);
}

.floating-content::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: white;
}

.contact-item {
    margin-bottom: 15px;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-label {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 5px;
    font-weight: 500;
}

.contact-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
}

.contact-value a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-value a:hover {
    color: var(--secondary-color);
}

.qr-code .qr-placeholder {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

.qr-icon {
    font-size: 40px;
    margin-bottom: 8px;
}

.qr-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
}

.qr-small {
    font-size: 12px;
    color: var(--text-light);
}

/* 手机端联系方式 */
.mobile-contact {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 9998;
    padding: 10px 20px;
    display: none;
    gap: 10px;
}

.mobile-phone-btn,
.mobile-qr-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.mobile-phone-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.mobile-phone-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.4);
}

.mobile-qr-btn {
    background: linear-gradient(135deg, #07c160 0%, #06ad56 100%);
    color: white;
    cursor: pointer;
}

.mobile-qr-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(7, 193, 96, 0.4);
}

.mobile-icon {
    font-size: 18px;
}

.mobile-text {
    font-size: 15px;
}

/* 手机端二维码弹窗 */
.mobile-qr-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.mobile-qr-popup.active {
    display: flex !important;
}

.mobile-qr-content {
    background: white;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    max-width: 320px;
    width: 100%;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.qr-placeholder-large {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 40px 20px;
    margin-bottom: 20px;
}

.qr-placeholder-large .qr-icon {
    font-size: 60px;
    margin-bottom: 12px;
}

.qr-placeholder-large .qr-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 6px;
}

.qr-placeholder-large .qr-small {
    font-size: 14px;
    color: var(--text-light);
}

.close-qr-btn {
    width: 100%;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.close-qr-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.4);
}

/* 响应式适配 */
@media (min-width: 993px) {
    .mobile-contact {
        display: none !important;
    }
    
    .mobile-qr-popup:not(.active) {
        display: none !important;
    }
}

@media (max-width: 992px) {
    .floating-contact {
        display: none;
    }
    
    .mobile-contact {
        display: flex;
    }
    
    .mobile-qr-popup:not(.active) {
        display: none;
    }
    
    .top-bar .container {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .top-bar {
        padding: 6px 0;
        font-size: 13px;
    }
    
    .top-bar-icon {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .mobile-contact {
        padding: 8px 15px;
    }
    
    .mobile-phone-btn,
    .mobile-qr-btn {
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .mobile-text {
        font-size: 14px;
    }
}

/* 微信二维码图片样式 */
.qrcode-img {
    max-width: 200px;
    max-height: 200px;
    width: auto;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-top: 10px;
}

.qr-code .qr-img {
    max-width: 100%;
    max-height: 200px;
    width: auto;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.mobile-qr-content .qr-img {
    max-width: 250px;
    max-height: 250px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

/* 底部联系方式样式 */
.footer .footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-contact {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.footer-phone {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
}

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

.footer-text {
    color: var(--primary-color);
}

.footer-text a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-text a:hover {
    color: var(--secondary-color);
}

.footer-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qr-wrapper {
    width: 80px;
    height: 80px;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: white;
}

.footer-qr-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.qr-placeholder-small {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.qr-icon-small {
    font-size: 32px;
}

.footer-qr-label {
    font-size: 12px;
    color: var(--text-color);
    font-weight: 500;
}

.footer-copyright {
    margin: 0;
    color: var(--text-light);
    font-size: 14px;
}

/* 底部联系方式响应式适配 */
@media (max-width: 768px) {
    .footer-contact {
        gap: 30px;
    }
    
    .qr-wrapper {
        width: 70px;
        height: 70px;
    }
    
    .footer-phone {
        font-size: 14px;
    }
    
    .footer-icon {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .footer-contact {
        gap: 20px;
        flex-direction: column;
    }
    
    .qr-wrapper {
        width: 60px;
        height: 60px;
    }
}