* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: system-ui, -apple-system, sans-serif;
        }
        /* 语言选择器：行内布局，不再 fixed 悬浮 */
        .language-switcher {
            background: white;
            padding: 0.5rem;
            border-radius: 5px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            /* 行内元素，和按钮组同行、垂直居中 */
            display: flex;
            align-items: center;
        }
        .language-switcher select {
            padding: 0.5rem;
            border: 1px solid #e0e0e0;
            border-radius: 3px;
            background: white;
            cursor: pointer;
        }

        /* 头部导航样式 */
        .header {
            background: #1a202c;
            padding: 15px 20px;
        }
        .nav {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px; /* 左右区块最小间距，防止挤压 */
        }
        /* Logo 容器基础样式 */
        .logo {
        display: flex;
        align-items: center;
        height: 100%;
        }

        /* 图片Logo 核心样式 */
        .logo-img {
        /* 按需调整尺寸，根据你的图片大小设置 */
        height: 50px;    /* 推荐高度，可自行修改 36~60px */
        width: auto;     /* 宽度自适应，保证图片不变形 */
        display: block;
        object-fit: contain;
        }

        /* 移动端适配（小屏缩小Logo） */
        @media (max-width: 768px) {
        .logo-img {
            height: 36px;
        }
        }
        .logo h1 {
            color: #fff;
            font-size: 22px;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .nav-menu a {
            color: #fff;
            text-decoration: none;
            font-size: 15px;
            transition: color 0.2s;
        }
        .nav-menu a:hover {
            color: #f59e0b;
        }

        /* 右侧容器：语言选择器 + 社交按钮 横向排列 */
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px; /* 语言框 和 社交按钮 之间的间距 */
        }
        .social-buttons {
            display: flex;
            gap: 15px;
        }
        .btn-facebook, .btn-whatsapp {
            display: flex;
            align-items: center;
            gap: 6px;
            color: #fff;
            text-decoration: none;
            font-size: 14px;
        }

        /* 搜索栏样式 */
        .search-section {
            background: #1a202c;
            padding: 180px 40px 20px;
        }
        .search-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        .search-title {
            color: #fff;
            font-size: 28px;
            text-align: center;
            margin-bottom: 24px;
        }
        .search-box {
            display: flex;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 14px 18px;
            font-size: 16px;
            border: none;
            border-radius: 4px;
            outline: none;
        }
        .search-btn {
            padding: 14px 30px;
            background: #f59e0b;
            color: #fff;
            border: none;
            border-radius: 4px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-btn:hover {
            background: #d97706;
        }
        .search-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 20px;
        }
        .search-tag {
            color: #e2e8f0;
            font-size: 14px;
            cursor: pointer;
            padding: 4px 12px;
            border: 1px solid #4a5568;
            border-radius: 20px;
        }
        .search-tag:hover {
            border-color: #f59e0b;
            color: #f59e0b;
        }

        /* 购车流程 */
        .process-section {
            padding: 60px 20px;
            background: #f8f9fa;
        }
        .process-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        .process-list {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 40px;
        }
        .process-item {
            text-align: center;
            flex: 1;
            min-width: 200px;
        }
        .process-num {
            width: 50px;
            height: 50px;
            line-height: 50px;
            border-radius: 50%;
            background: #f59e0b;
            color: #fff;
            font-size: 20px;
            margin: 0 auto 15px;
        }
        .process-item h4 {
            font-size: 18px;
            color: #1a202c;
            margin-bottom: 8px;
        }
        .process-item p {
            color: #718096;
            font-size: 14px;
            line-height: 1.6;
        }

        /* 车型展示 核心布局样式（保证车型正常显示） */
        .products {
            padding: 60px 20px;
            background: #fff;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }
        .section-title {
            text-align: center;
            font-size: 32px;
            color: #1a202c;
            margin-bottom: 40px;
            position: relative;
            padding-bottom: 12px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            bottom: 0;
            width: 60px;
            height: 3px;
            background: #f59e0b;
        }
        .product-filter {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }
        .filter-btn {
            padding: 10px 20px;
            border: 1px solid #ddd;
            background: #fff;
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.2s;
            font-size: 14px;
        }
        .filter-btn.active {
            background: #f59e0b;
            color: #fff;
            border-color: #f59e0b;
        }
        .filter-btn:hover:not(.active) {
            border-color: #f59e0b;
            color: #f59e0b;
        }
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }
        .product-card {
            border: 1px solid #eee;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
        }
        .product-card img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }

        /* 我们的服务 */
        .service-section {
            padding: 60px 20px;
            background: #f8f9fa;
        }
        .service-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }
        .service-item {
            background: #fff;
            padding: 30px;
            border-radius: 8px;
            text-align: center;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        .service-item h4 {
            font-size: 18px;
            color: #1a202c;
            margin: 15px 0 10px;
        }
        .service-item p {
            color: #718096;
            font-size: 14px;
            line-height: 1.6;
        }

        /* 新闻动态 */
        .news-section {
            padding: 4rem 0;
            background: linear-gradient(180deg, #fff 0%, #f7f8fa 100%);
        }
        .news-subtitle {
            max-width: 680px;
            margin: -1.5rem auto 2.25rem;
            text-align: center;
            color: #718096;
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 1.5rem;
        }
        .news-card {
            display: flex;
            flex-direction: column;
            overflow: hidden;
            min-height: 100%;
            background: #f8f8f8;
            border: 1px solid #d8d8d8;
            border-radius: 20px;
            color: inherit;
            text-decoration: none;
            box-shadow: none;
            transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .news-card:hover {
            transform: translateY(-4px);
            border-color: #bdbdbd;
            box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
        }
        .news-card-media {
            width: 100%;
            height: 180px;
            min-height: 180px;
            background: #edf2f7;
        }
        .news-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .news-card-placeholder {
            display: flex;
            align-items: center;
            justify-content: center;
            height: 100%;
            color: #64748b;
            font-size: 15px;
            font-weight: 700;
            background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
        }
        .news-card-body {
            display: flex;
            flex: 1;
            flex-direction: column;
            padding: 1.1rem;
        }
        .news-card-date {
            margin-bottom: 0.5rem;
            color: #a6a6a6;
            font-size: clamp(0.9rem, 0.95vw, 1.05rem);
            font-weight: 400;
            letter-spacing: 0.08em;
        }
        .news-card h3 {
            margin: 0 0 0.75rem;
            color: #050505;
            font-size: clamp(1.05rem, 1.25vw, 1.35rem);
            line-height: 1.45;
            letter-spacing: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card p {
            margin: 0 0 0.75rem;
            color: #8a8a8a;
            font-size: clamp(0.88rem, 0.95vw, 1rem);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-read-more {
            display: none;
        }
        .news-actions {
            display: flex;
            justify-content: center;
            margin-top: 1.9rem;
        }
        .news-more-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 42px;
            padding: 0 20px;
            border: 1px solid #1a202c;
            border-radius: 6px;
            color: #1a202c;
            text-decoration: none;
            font-size: 14px;
            font-weight: 700;
            transition: all 0.2s ease;
        }
        .news-more-link:hover {
            background: #1a202c;
            color: #fff;
        }
        .news-empty {
            grid-column: 1 / -1;
            padding: 34px 20px;
            border: 1px dashed #cbd5e1;
            border-radius: 8px;
            color: #718096;
            text-align: center;
            background: #f8fafc;
        }

        /* 关于我们 */
        .about {
            padding: 60px 20px;
            background: #fff;
        }
        .about-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .about-left h2 {
            font-size: 32px;
            color: #1a202c;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }
        .about-left h2::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 60px;
            height: 3px;
            background: #f59e0b;
        }
        .about-left p {
            color: #4a5568;
            line-height: 1.8;
            font-size: 16px;
            margin-bottom: 16px;
        }
        .about-features-list {
            margin-top: 24px;
        }
        .about-feature-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
        }
        .about-feature-icon {
            color: #f59e0b;
            font-size: 20px;
            margin-top: 4px;
        }
        .about-feature-text h4 {
            font-size: 17px;
            color: #1a202c;
            margin-bottom: 4px;
        }
        .about-feature-text p {
            font-size: 14px;
            color: #718096;
            line-height: 1.6;
            margin: 0;
        }
        .about-right img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        }

        /* 联系我们 */
        .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
        }

        /* 板块通用样式 */
        .contact-section {
        padding: 100px 0;
        background-color: #fff;
        }
        .section-head {
        text-align: center;
        margin-bottom: 60px;
        }
        .section-head h2 {
        font-size: 36px;
        font-weight: 500;
        color: #1a1a1a;
        letter-spacing: 2px;
        margin-bottom: 12px;
        }
        .section-head p {
        font-size: 16px;
        color: #666;
        font-weight: 300;
        }

        /* 两栏布局 */
        .contact-wrap {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        align-items: center;
        }

        /* 左侧联系信息 */
        .contact-info .info-desc {
        margin-bottom: 50px;
        }
        .contact-info .info-desc h3 {
        font-size: 24px;
        color: #1a1a1a;
        margin-bottom: 20px;
        font-weight: 500;
        }
        .contact-info .info-desc p {
        color: #777;
        line-height: 1.8;
        font-size: 15px;
        }
        .info-list {
        list-style: none;
        }
        .info-list li {
        display: flex;
        align-items: flex-start;
        margin-bottom: 35px;
        padding-bottom: 35px;
        border-bottom: 1px solid #e9e9e9;
        }
        .info-list li:last-child {
        border-bottom: none;
        margin-bottom: 0;
        padding-bottom: 0;
        }
        .info-list i {
        font-size: 22px;
        color: #222;
        margin-right: 20px;
        margin-top: 5px;
        }
        .info-list div span {
        display: block;
        font-size: 14px;
        color: #999;
        margin-bottom: 6px;
        }
        .info-list div strong {
        font-size: 17px;
        color: #222;
        font-weight: 500;
        }

        /* 右侧表单 - 悬浮标签 + 下划线输入框 极简风格 */
        .form-row {
        position: relative;
        margin-bottom: 32px;
        }
        .form-row input,
        .form-row textarea {
        width: 100%;
        height: 50px;
        line-height: 50px;
        background: transparent;
        border: none;
        border-bottom: 1px solid #ccc;
        font-size: 15px;
        color: #222;
        outline: none;
        transition: all 0.3s ease;
        }
        .form-row input::placeholder,
        .form-row textarea::placeholder {
        color: transparent;
        }
        .form-row textarea {
        height: 120px;
        resize: none;
        line-height: 1.6;
        padding-top: 10px;
        }
        .form-row label {
        position: absolute;
        left: 0;
        top: 14px;
        color: #999;
        font-size: 15px;
        pointer-events: none;
        transition: all 0.3s ease;
        }
        /* 输入框聚焦/有内容时，标签上浮 */
        .form-row input:focus ~ label,
        .form-row input:not(:placeholder-shown) ~ label,
        .form-row textarea:focus ~ label,
        .form-row textarea:not(:placeholder-shown) ~ label {
        top: -12px;
        font-size: 12px;
        color: #222;
        }
        .form-row input:focus,
        .form-row textarea:focus {
        border-color: #1a1a1a;
        }

        /* 提交按钮 简约轻奢 */
        .submit-btn {
        width: 100%;
        height: 52px;
        background: #1a1a1a;
        color: #fff;
        border: none;
        font-size: 16px;
        letter-spacing: 1px;
        cursor: pointer;
        transition: all 0.3s ease;
        }
        .submit-btn:hover {
        background: #333;
        opacity: 0.9;
        }

        /* 移动端适配 */
        @media (max-width: 768px) {
        .contact-wrap {
            grid-template-columns: 1fr;
            gap: 60px;
        }
        .contact-section {
            padding: 60px 0;
        }
        .section-head h2 {
            font-size: 28px;
        }
        .news-section {
            padding: 44px 16px;
        }
        .news-subtitle {
            margin-top: -12px;
            margin-bottom: 24px;
        }
        .news-grid {
            grid-template-columns: 1fr;
            gap: 22px;
        }
        .news-card-media {
            height: 210px;
            min-height: 210px;
        }
        }



        /* 页脚 */
        .footer {
            background: #1a202c;
            color: #fff;
            padding: 50px 20px 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h3, .footer-section h4 {
            margin-bottom: 15px;
            color: #f59e0b;
        }
        .footer-section p {
            color: #cbd5e0;
            font-size: 14px;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 8px;
        }
        .footer-section a {
            color: #cbd5e0;
            text-decoration: none;
            font-size: 14px;
        }
        .footer-section a:hover {
            color: #f59e0b;
        }
        .social-links {
            display: flex;
            gap: 15px;
        }
        .social-links a {
            color: #fff;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #4a5568;
            color: #cbd5e0;
            font-size: 14px;
        }

        /* 弹窗样式 */
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0,0,0,0.7);
        }
        .modal-content {
            background-color: #fefefe;
            margin: 5% auto;
            padding: 20px;
            border: 1px solid #888;
            width: 90%;
            max-width: 800px;
            border-radius: 8px;
            position: relative;
        }
        .product-modal-content {
            max-width: 1000px;
        }
        .close {
            color: #aaa;
            float: right;
            font-size: 28px;
            font-weight: bold;
            cursor: pointer;
        }
        .close:hover,
        .close:focus {
            color: #000;
            text-decoration: none;
            cursor: pointer;
        }
        .video-container {
            width: 100%;
            height: 500px;
        }
        .video-container iframe {
            width: 100%;
            height: 100%;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .nav {
                flex-direction: column;
                gap: 15px;
            }
            .nav-menu {
                flex-wrap: wrap;
                justify-content: center;
            }
            .about-container,
            .contact-content {
                grid-template-columns: 1fr;
            }
            .search-box {
                flex-direction: column;
            }
            .process-item {
                min-width: 140px;
            }
        }