@charset "utf-8";
/* CSS Document */

        /* 全局样式与变量 */
        :root {
            --primary-color: #0b2545;
            --accent-color: #134074;
            --highlight-color: #0077b6;
            --text-dark: #1d2d44;
            --text-muted: #8d99ae;
            --bg-light: #f8f9fa;
            --white: #ffffff;
            --border-color: #e9ecef;
            --footer-bg: #07192f;
            --footer-text: #cbd5e1;
            --transition: all 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            color: var(--text-dark);
            background-color: var(--white);
            line-height: 1.6;
        }

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

        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Banner 高度 600px（3 张轮播） */
        .hero {
            height: 600px;
            background: linear-gradient(rgba(11, 37, 69, 0.82), rgba(19, 64, 116, 0.88)), url('/static/bannerbj.jpg') center / cover no-repeat;
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            font-weight: 800;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.15rem;
            max-width: 850px;
            margin: 0 auto 35px;
            opacity: 0.95;
            line-height: 1.7;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        /* 块区通用样式 */
        .section {
            padding: 80px 0;
        }

        /* 车辆供应类别 / 精选出口车源 上方留白收紧 */
        #categories {
            padding-top: 50px;
        }

        #featured-cars {
            padding-top: 38px;
        }

        .bg-light {
            background-color: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-title {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin-bottom: 10px;
        }

        .section-subtitle {
            color: var(--text-muted);
            font-size: 1rem;
        }

        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
            gap: 30px;
        }

        .card {
            background: var(--white);
            padding: 30px;
            border-radius: 8px;
            border-top: 4px solid var(--highlight-color);
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            transition: var(--transition);
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }

        .card h3 {
            margin-bottom: 15px;
            color: var(--primary-color);
            font-size: 1.25rem;
        }

        /* 车辆卡片样式 */
        .car-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 25px;
        }

        .car-card {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .car-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 24px rgba(0,0,0,0.12);
        }

        .car-img-wrap {
            position: relative;
            height: 190px;
            overflow: hidden;
            background: #e2e8f0;
        }

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

        .car-card:hover .car-img-wrap img {
            transform: scale(1.05);
        }

        .car-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 700;
            color: var(--white);
            text-transform: uppercase;
        }

        .badge-new { background-color: #10b981; }
        .badge-used { background-color: #f59e0b; }

        .car-info {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .car-brand {
            font-size: 12px;
            color: var(--highlight-color);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .car-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-color);
            margin: 4px 0 12px;
        }

        .car-specs {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-top: 1px dashed var(--border-color);
            border-bottom: 1px dashed var(--border-color);
            margin-bottom: 15px;
            font-size: 13px;
            color: #475569;
        }

        .spec-item span {
            display: block;
            color: var(--text-muted);
            font-size: 11px;
        }

        .car-price-row {
            margin-top: auto;
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
        }

        .exw-label {
            font-size: 12px;
            color: var(--text-muted);
        }

        .car-price {
            font-size: 1.35rem;
            font-weight: 800;
            color: #d97706;
        }

        /* 流程与合规 */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .step-item {
            background: var(--white);
            padding: 28px 20px;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            border: 1px solid var(--border-color);
        }

        .step-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--highlight-color);
            margin-bottom: 10px;
        }

        .step-item h4 {
            margin-bottom: 10px;
            color: var(--primary-color);
            font-size: 1.1rem;
        }

        /* 新闻板块样式 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .news-card {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.08);
        }

        .news-img {
            height: 200px;
            width: 100%;
            object-fit: cover;
        }

        .news-content {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .news-meta {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .news-tag {
            color: var(--highlight-color);
            font-weight: 600;
        }

        .news-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .news-desc {
            font-size: 14px;
            color: #475569;
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .news-link {
            margin-top: auto;
            font-weight: 600;
            color: var(--highlight-color);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* 关于我们 (About Us)：无悬停效果 */
        .about-section {
            position: relative;
            background: linear-gradient(rgba(11, 37, 69, 0.90), rgba(7, 25, 47, 0.93)), 
                        url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat fixed;
            color: var(--white);
        }

        .about-section .section-title {
            color: var(--white);
        }

        .about-section .section-subtitle {
            color: #94a3b8;
        }

        .about-intro-text {
            max-width: 880px;
            margin: 0 auto 40px;
            text-align: center;
            font-size: 1.1rem;
            line-height: 1.8;
            color: #e2e8f0;
        }

        .about-gallery {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .about-photo-card {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .about-photo-img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            display: block;
        }

        /* 表单样式 */
        .contact-form {
            max-width: 750px;
            margin: 0 auto;
            background: var(--white);
            padding: 45px;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            border: 1px solid var(--border-color);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

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

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

        .form-group input, .form-group select, .form-group textarea {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            border-color: var(--highlight-color);
        }