/* 全局变量定义 - 便于维护 */
        :root {
            --primary-color: #165DFF;
            --primary-light-1: #4D8CFF;
            --primary-light-2: #6FA6FF;
            --primary-light-3: #91BCFF;
            --white: #fff;
            --text-main: #333;
            --text-secondary: #666;
            --text-tertiary: #999;
            --shadow-base: 0 2px 20px rgba(0, 30, 80, 0.08);
            --shadow-hover: 0 10px 25px rgba(22,93,255,0.12);
            --transition-base: all 0.3s ease;
        }

        /* 全局重置 & 基础样式 - 精简合并 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: "Microsoft YaHei", sans-serif;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--white);
        }
        html {
            scroll-behavior: smooth;
        }

        /* 导航栏 - 精简样式 */
        .navbar {
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(12px);
            box-shadow: var(--shadow-base);
            padding: 15px 0;
            transition: var(--transition-base);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
        }
        .navbar-brand {
            font-size: 26px;
            font-weight: bold;
            color: var(--primary-color) !important;
            letter-spacing: 1px;
        }
        .nav-link {
            font-size: 16px;
            margin: 0 12px;
            color: var(--text-main) !important;
            font-weight: 500;
            position: relative;
            transition: var(--transition-base);
        }
        .nav-link::after {
            content: '';
            width: 0;
            height: 2px;
            background: var(--primary-color);
            position: absolute;
            bottom: -5px;
            left: 0;
            transition: var(--transition-base);
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .nav-link:hover {
            color: var(--primary-color) !important;
        }
.hero-banner {
    position: relative;
    height: auto;
    min-height: 660px;
    display: flex;
    align-items: center;
    /* 渐变改为半透明，不再完全遮挡图片 */
    background: linear-gradient(135deg, rgba(77,140,255,0.1) 0%, rgba(111,166,255,0.1) 45%, rgba(145,188,255,0.1) 100%);
    overflow: hidden;
    padding: 80px 0;
    margin-top: 76px;
}
.hero-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/images/banner.jpg');
    background-size: cover;
    background-position: center;
    opacity: 1; /* 图片透明度可更高 */
    z-index: 0;
    /* 让图片在渐变下方，渐变作为滤镜 */
    z-index: -1; 
}
}
        .bg-animation {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.08), transparent 70%);
            animation: bgPulse 12s linear infinite;
        }
        @keyframes bgPulse {
            0%{transform: scale(1); opacity: 0.4;}
            50%{transform: scale(1.3); opacity: 0.6;}
            100%{transform: scale(1); opacity: 0.4;}
        }
        .hero-slide { display: none; }
        .hero-slide.active { display: block; }
        .hero-arrow {
            position: absolute;
            top: 40%;
            transform: translateY(-50%);
            width: 50px;
            height: 50px;
            background: rgba(255,255,255,0.15);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 20px;
            cursor: pointer;
            z-index: 99;
            transition: var(--transition-base);
        }
        .hero-arrow:hover { background: rgba(255,255,255,0.3); }
        .prev {left: 20px;}
        .next {right: 20px;}
        .hero-banner .container { position: relative; z-index: 2; }
        .hero-left h1 {
            font-size: 48px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
            margin-bottom: 20px;
        }
        .hero-left h1 span {
            background: linear-gradient(to right, var(--white), #cfe2ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-left p {
            font-size: 18px;
            color: rgba(255,255,255,0.9);
            max-width: 540px;
            margin-bottom: 30px;
        }
        .hero-btn {
            padding: 14px 36px;
            font-size: 16px;
            border-radius: 60px;
            background: var(--white);
            color: var(--primary-color);
            border: none;
            box-shadow: 0 8px 25px rgba(22, 93, 255, 0.35);
            transition: var(--transition-base);
            font-weight: 500;
        }
        .hero-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(22, 93, 255, 0.45);
            color: var(--primary-color);
            background: var(--white);
        }

        /* banner表单 - 精简样式 */
        .banner-small-form {
            background: rgba(255,255,255,0.96);
            padding: 28px 24px;
            border-radius: 14px;
            box-shadow: 0 8px 25px rgba(22,93,255,0.18);
            max-width: 330px;
            margin-left: auto;
        }
        .banner-small-form h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary-color);
            margin-bottom: 18px;
            text-align: center;
        }
        .banner-small-form form input {
            width: 100%;
            height: 44px;
            border: 1px solid #e0e7ff;
            border-radius: 6px;
            padding: 0 14px;
            font-size: 14px;
            margin-bottom: 12px;
            outline: none;
            transition: var(--transition-base);
        }
        .banner-small-form form input:focus {
            border-color: var(--primary-color);
        }
        .banner-small-form form button {
            width: 100%;
            height: 46px;
            background: var(--primary-color);
            color: var(--white);
            border: none;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 500;
            margin-top: 6px;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .banner-small-form form button:hover {
            background: #0e4bdb;
        }

        /* 数据栏 - 精简样式 */
        .data-bar {
            background: var(--primary-color);
            color: var(--white);
            padding: 20px 0;
            position: relative;
            z-index: 99;
        }
        .data-item {
            text-align: center;
        }
        .data-item h3 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 5px;
        }
        .data-item p {
            font-size: 14px;
            opacity: 0.9;
            margin: 0;
        }

        /* 通用区块样式 - 合并重复定义 */
        .section { padding: 80px 0; }
        .title { text-align: center; margin-bottom: 50px; }
        .title h2 {
            font-size: 34px;
            font-weight: 600;
            position: relative;
            display: inline-block;
            padding-bottom: 15px;
            color: #111;
        }
        .title h2::after {
            content: "";
            width: 70px;
            height: 3px;
            background: var(--primary-color);
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        .title p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-top: 10px;
        }

        /* 服务流程 - 精简样式 */
        .process-step {
            text-align: center;
            position: relative;
        }
        .process-step .num {
            width: 60px;
            height: 60px;
            background: var(--primary-color);
            color: var(--white);
            border-radius: 50%;
            font-size: 24px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
        }
        .process-step h5 {
            font-weight: 600;
            margin-bottom: 10px;
            font-size: 18px;
        }
        .process-step p {
            color: var(--text-secondary);
            font-size: 14px;
        }

        /* 服务卡片 - 精简样式 */
        .service-card {
            padding: 35px 25px;
            border-radius: 16px;
            background: var(--white);
            border: 1px solid #f0f5ff;
            box-shadow: 0 3px 15px rgba(22,93,255,0.05);
            transition: var(--transition-base);
            margin-bottom: 24px;
            text-align: center;
        }
        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: #d6e4ff;
        }
        .service-card i {
            font-size: 42px;
            color: var(--primary-color);
            margin-bottom: 18px;
        }
        .service-card h4 {
            font-weight: 600;
            margin-bottom: 12px;
            color: #222;
            font-size: 19px;
        }
        .service-card p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        /* 优势卡片 - 精简样式 */
        .advantage-card {
            padding: 35px 20px;
            border-radius: 16px;
            background: rgba(255,255,255,0.08);
            transition: var(--transition-base);
            text-align: center;
        }
        .advantage-card:hover {
            background: rgba(255,255,255,0.14);
            transform: translateY(-5px);
        }
        .advantage-card i {
            font-size: 44px;
            margin-bottom: 18px;
            color:var(--white);
        }
        .advantage-card h4 {
            font-weight: 600;
            margin-bottom: 12px;
            font-size: 19px;
            color:var(--white);
        }
        .advantage-card p {
            opacity: 0.95;
            font-size: 15px;
            line-height: 1.75;
            color:var(--white);
        }

        /* 客户评价 - 精简样式 */
        .review-card {
            background: var(--white);
            border-radius: 16px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0,30,80,0.05);
            height: 100%;
        }
        .review-card .stars {
            color: #FFC107;
            margin-bottom: 15px;
        }
        .review-card .content {
            color: #555;
            font-style: italic;
            margin-bottom: 20px;
            min-height: 80px;
        }
        .review-card .name {
            font-weight: 600;
            margin-bottom: 5px;
        }
        .review-card .company {
            color: var(--text-tertiary);
            font-size: 13px;
        }

        /* AI平台适配 - 精简样式 */
        .ai-platform {
            background: #fafbfc;
            padding: 70px 0;
        }
        .platform-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-bottom: 35px;
        }
        .platform-tab {
            padding: 16px 24px;
            border-radius: 12px;
            background: var(--white);
            border: 1px solid #eee;
            cursor: pointer;
            transition: var(--transition-base);
            text-align: center;
            min-width: 150px;
        }
        .platform-tab.active {
            background: var(--primary-light-2);
            color: var(--white);
            border-color: var(--primary-light-2);
        }
        .platform-tab i {
            font-size: 30px;
            margin-bottom: 8px;
        }
        .platform-tab h5 {
            font-weight: 600;
            margin: 0;
            font-size: 15px;
        }
        .platform-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            padding: 30px 20px;
            background: var(--white);
            border-radius: 16px;
            box-shadow: 0 4px 15px rgba(0,30,80,0.05);
            display: none;
        }
        .platform-content.active { display: block; }
        .platform-content p {
            font-size: 16px;
            color: var(--text-main);
            line-height: 1.8;
        }

        /* 案例卡片 - 精简样式 */
        .case-card {
            border-radius: 16px;
            overflow: hidden;
            margin-bottom: 24px;
            box-shadow: 0 4px 15px rgba(0,30,80,0.06);
            transition: var(--transition-base);
            background: var(--white);
            text-align: center;
        }
        .case-card:hover { transform: translateY(-6px); }
        .case-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: 0.4s ease;
        }
        .case-card:hover img { transform: scale(1.08); }
        .case-info { padding: 20px 15px; }
        .case-info h5 {
            font-weight: 600;
            margin-bottom: 6px;
            font-size: 17px;
            color: #222;
        }
        .case-info p {
            color: #777;
            font-size: 14px;
            line-height: 1.6;
        }

        /* 合规区块 - 精简样式 */
        .legal-section {
            background: #fafbfc;
            padding: 70px 0;
            text-align: center;
        }
        .legal-box {
            background: var(--white);
            border-radius: 16px;
            padding: 50px 40px;
            border: 1px solid #f0f5ff;
            box-shadow: 0 4px 15px rgba(22,93,255,0.05);
            max-width: 900px;
            margin: 0 auto;
            text-align: left;
        }
        .legal-box h3 {
            text-align: center;
            color: var(--primary-light-2);
            font-weight: 600;
            margin-bottom: 30px;
            font-size: 24px;
        }
        .legal-box p {
            font-size: 16px;
            line-height: 2.2;
            color: #444;
            margin-bottom: 12px;
        }

        /* 新闻&FAQ - 精简样式 */
        .news-faq-section {
            background: var(--primary-light-2);
            padding: 80px 0;
            color:var(--white);
        }
        .news-faq-section .title h2,
        .news-faq-section .title p {
            color:var(--white);
        }

.news-faq-section a {
    color: #fff !important;
    text-decoration: none !important;
}
.news-faq-section a {
  color: #fff !important;
}
        .news-row {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-group {
            background: rgba(255,255,255,0.07);
            padding: 25px;
            border-radius: 16px;
            height: 100%;
        }
        .news-group h4 {
            color: var(--white);
            font-weight: 600;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 12px;
        }
        .news-item {
            display: flex;
            align-items: center;
            padding: 0;
            border: none;
        }
        .news-date {
            width: 60px;
            text-align: center;
            color: var(--white);
            font-weight: 500;
            margin-right: 16px;
            font-size: 14px;
            flex-shrink: 0;
        }
        .news-title {
            font-size: 15px;
            color: var(--white);
            transition: 0.2s;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-title:hover {
            color: var(--white);
            padding-left: 4px;
        }

        /* FAQ - 精简样式 */
        .faq-item {
            margin-bottom: 15px;
        }
        .faq-btn {
            width: 100%;
            background: rgba(255,255,255,0.1);
            border: none;
            color: var(--white);
            padding: 15px 20px;
            text-align: left;
            border-radius: 8px;
            font-weight: 500;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-answer {
            padding: 15px 20px;
            color: rgba(255,255,255,0.85);
            display: none;
        }

        /* 页脚 - 精简样式 */
        .footer {
            background: #0F172A;
            color: var(--white);
            padding: 60px 0 20px;
        }
        .footer h4 {
            margin-bottom: 20px;
            font-size: 18px;
            font-weight: 600;
            color: #f1f5f9;
        }
        .footer p, .footer a {
            color: #94a3b8;
            text-decoration: none;
            line-height: 2;
            font-size: 15px;
        }
        .footer a:hover {
            color: #91BCFF;
            padding-left: 5px;
            transition: 0.2s ease;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #1e293b;
            margin-top: 40px;
            color: #64748B;
            font-size: 14px;
        }

        /* 响应式优化 - 合并媒体查询 */
        @media (max-width:992px){
            .hero-left h1{font-size:40px;}
            .hero-left p{font-size:16px;}
            .banner-small-form{margin:30px auto 0;}
            .hero-arrow{display:none;}
        }
        @media (max-width:768px){
            .hero-banner{padding:60px 0;}
            .hero-left h1{font-size:32px;}
            .section{padding:60px 0;}
            .data-item h3 {font-size: 24px;}
            .legal-box {padding: 30px 20px;}
        }