/* 首页横幅 */
        .hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            padding: 180px 0 100px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 0;
        }

        .hero:before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="rgba(0,0,0,0.05)"/><path d="M20,20 Q40,5 60,20 T100,20 Q85,40 100,60 T100,100 Q80,85 60,100 T20,100 Q5,80 20,60 T20,20" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></svg>');
            background-size: 120px;
            opacity: 0.3;
        }

        .hero-content {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: 48px;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 8px rgba(0,0,0,0.2);
        }

        .hero h1 span {
            color: var(--secondary);
            display: block;
            font-size: 56px;
            margin-top: 10px;
        }

        .hero p {
            font-size: 20px;
            margin-bottom: 30px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
            opacity: 0.9;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 40px;
        }

        /* 关于我们 */
        .about {
            background-color: var(--light);
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-text {
            flex: 1;
        }

        .about-text h3 {
            font-size: 28px;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .about-image {
            flex: 1;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
            background-color: #e6f0ff;
            height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .about-image img {
           /* max-width: 90%;
            max-height: 90%;
            object-fit: contain;*/
            max-width: 100%;
        }

        /* 品牌客户 */
        .clients {
            background: white;
            padding: 60px 0;
        }

        .client-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 30px;
            align-items: center;
            justify-items: center;
        }

        .client-item {
            background: white;
            border-radius: 8px;
            padding: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 100px;
            width: 100%;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .client-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
        }

        .client-item img {
            max-width: 100%;
            max-height: 60px;
            object-fit: contain;
        }

        /* 应用场景 */
        .scenarios {
            background: linear-gradient(to bottom, #f0f7ff, #e6f0ff);
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .scenario-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            text-align: center;
            padding-bottom: 20px;
        }

        .scenario-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
        }

        .scenario-icon {
            height: 100px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 48px;
            color: var(--primary);
            background: rgba(0, 86, 179, 0.05);
        }

        .scenario-card h3 {
            margin: 15px 0 10px;
            color: var(--dark);
            font-size: 18px;
        }

        /* 产品中心 */
        .products {
            background: white;
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .product-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border: 1px solid #eee;
        }

        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
        }

        .product-img {
            height: 240px;
            background: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            position: relative;
        }

        .product-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--secondary);
            color: white;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: bold;
        }

        .product-img img {
            max-height: 200px;
            max-width: 100%;
            object-fit: contain;
        }

        .product-info {
            padding: 25px;
            border-top: 3px solid var(--primary);
        }

        .product-info h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--primary);
        }

        .product-specs {
            list-style: none;
            margin: 15px 0;
        }

        .product-specs li {
            display: flex;
            margin-bottom: 10px;
            font-size: 15px;
            padding-left: 25px;
            position: relative;
        }

        .product-specs li i {
            position: absolute;
            left: 0;
            top: 5px;
            color: var(--secondary);
            min-width: 20px;
        }

        .product-price {
            font-size: 20px;
            font-weight: 700;
            color: var(--secondary);
            margin-top: 15px;
        }

        /* 产品优势 */
        .advantages {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
        }

        .advantage-grid {
             display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .advantage-card {
            background: white;
            padding: 35px 25px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .advantage-card:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--primary);
        }

        .advantage-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .advantage-icon {
            width: 80px;
            height: 80px;
            background: rgba(0, 86, 179, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
            font-size: 32px;
            color: var(--primary);
            transition: all 0.3s ease;
        }

        .advantage-card:hover .advantage-icon {
            background: var(--primary);
            color: white;
            transform: scale(1.1);
        }

        .advantage-card h3 {
            font-size: 20px;
            margin-bottom: 15px;
            color: var(--primary);
        }

        .advantage-card p {
            font-size: 15px;
            color: var(--gray);
        }

        /* 冠军代言 */
        .champions {
            background: white;
            padding: 80px 0;
        }

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

        .champion-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            text-align: center;
        }

        .champion-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
        }

        .champion-img {
            height: 260px;
            background: var(--light-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .champion-img:before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 40px;
            background: linear-gradient(to top, rgba(0,0,0,0.1), transparent);
        }

        .champion-info {
            padding: 25px 20px;
        }

        .champion-info h3 {
            font-size: 20px;
            margin-bottom: 5px;
            color: var(--dark);
        }

        .champion-info p {
            color: var(--secondary);
            font-weight: 600;
            margin-bottom: 15px;
        }

        .champion-info .title {
            font-size: 14px;
            color: var(--gray);
        }

        /* 市场前景 */
        .market {
            background: linear-gradient(135deg, #f0f7ff 0%, #e6f0ff 100%);
        }

        .market-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }

        .stat-card {
            background: white;
            padding: 35px 25px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
        }

        .stat-card:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: var(--secondary);
        }

        .stat-card .number {
            font-size: 42px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1;
        }

        .chart-container {
            background: white;
            border-radius: 15px;
            padding: 35px 30px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.07);
        }

        .chart {
            height: 300px;
            background: #f8fbff;
            border-radius: 10px;
            margin-top: 30px;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: flex-end;
            padding: 0 20px;
        }

        .chart-bar {
            flex: 1;
            background: var(--secondary);
            border-radius: 8px 8px 0 0;
            margin: 0 10px;
            position: relative;
            transition: height 1s ease;
            min-width: 60px;
        }

        .bar-label {
            position: absolute;
            bottom: -35px;
            left: 0;
            width: 100%;
            text-align: center;
            font-weight: 600;
            color: var(--dark);
        }

        .bar-value {
            position: absolute;
            top: -30px;
            left: 0;
            width: 100%;
            text-align: center;
            font-weight: 700;
            color: var(--dark);
        }

        /* 合作政策 */
        .policy {
            background: white;
        }

        .policy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .policy-card {
            background: white;
            border-radius: 15px;
            padding: 40px 30px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
            transition: all 0.3s ease;
            border: 2px solid #f0f0f0;
            position: relative;
            overflow: hidden;
        }

        .policy-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
            border-color: var(--primary);
        }

        .policy-icon {
            font-size: 48px;
            color: var(--primary);
            margin-bottom: 25px;
        }

        .policy-card h3 {
            font-size: 22px;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .policy-card .price {
            font-size: 32px;
            font-weight: 800;
            color: var(--secondary);
            margin: 20px 0;
        }

        .policy-card .highlight {
            background: rgba(255, 123, 0, 0.1);
            padding: 5px 15px;
            border-radius: 20px;
            display: inline-block;
            margin: 15px 0;
            font-weight: 600;
            color: var(--secondary);
        }

        /* 合作流程 */
        .cooperation {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            padding: 100px 0;
        }

        .cooperation .section-title h2 {
            color: white;
        }

        .process {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 50px;
        }

        .process:before {
            content: "";
            position: absolute;
            top: 40px;
            left: 10%;
            width: 80%;
            height: 3px;
            background: rgba(255, 255, 255, 0.3);
            z-index: 1;
        }

        .process-step {
            position: relative;
            text-align: center;
            width: 20%;
            z-index: 2;
        }

        .step-icon {
            width: 80px;
            height: 80px;
            background: var(--secondary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 32px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .step-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        /* 运营支持 */
        .support {
            background: #f9fbfe;
            padding: 80px 0;
        }

        .support-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .support-card {
            background: white;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .support-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
        }

        .support-card h3 {
            display: flex;
            align-items: center;
            font-size: 20px;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .support-card h3 i {
            margin-right: 12px;
            color: var(--secondary);
            font-size: 24px;
        }

        .support-card ul {
            list-style: none;
        }

        .support-card ul li {
            margin-bottom: 12px;
            padding-left: 30px;
            position: relative;
        }

        .support-card ul li:before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 0;
            width: 22px;
            height: 22px;
            background: rgba(0, 86, 179, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary);
        }