/* 全局样式重置与基础配置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft Yahei", "PingFang SC", "Hiragino Sans GB", sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
            scroll-behavior: smooth; /* 平滑滚动 */
        }
        a {
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .container {
            width: 1200px;
            margin: 0 auto;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: #1ab394;
            color: #fff;
            border: none;
            border-radius: 4px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn:hover {
            background-color: #18a689;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(26, 179, 148, 0.3);
        }
        .btn-outline {
            background-color: transparent;
            border: 2px solid #1ab394;
            color: #1ab394;
        }
        .btn-outline:hover {
            background-color: #1ab394;
            color: #fff;
        }
        .module-title {
            font-size: 28px;
            color: #2f4050;
            text-align: center;
            margin-bottom: 15px;
            font-weight: 600;
            position: relative;
        }
        .module-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: #1ab394;
            border-radius: 2px;
        }
        .module-desc {
            font-size: 16px;
            color: #666;
            text-align: center;
            margin-bottom: 50px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        /* 顶部导航栏（企业级固定导航，修复原注释问题） */
        .header {
            background-color: #2f4050;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            padding: 0 20px;
        }
        .nav-wrap {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .logo {
            color: #fff;
            font-size: 22px;
            font-weight: 600;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo i {
            color: #1ab394;
            font-size: 24px;
        }
        .logo span {
            color: #1ab394;
        }
        .menu {
            display: flex;
            align-items: center;
        }
        .menu a {
            color: #f0f0f0;
            font-size: 15px;
            margin: 0 18px;
            padding: 8px 0;
            position: relative;
        }
        .menu a:hover {
            color: #1ab394;
        }
        .menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #1ab394;
            transition: width 0.3s ease;
        }
        .menu a:hover::after {
            width: 100%;
        }
        .menu .active {
            color: #1ab394;
        }
        .menu .active::after {
            width: 100%;
        }
        .menu .login-btn {
            background-color: #1ab394;
            padding: 8px 20px;
            border-radius: 4px;
            margin-left: 10px;
        }
        .menu .login-btn:hover {
            background-color: #18a689;
            transform: none;
            box-shadow: 0 2px 8px rgba(26, 179, 148, 0.2);
        }
        .menu .login-btn::after {
            display: none;
        }

        /* 首屏横幅（Hero Banner）- 企业级视觉核心优化 */
        .hero-banner {
            height: 680px;
            background: linear-gradient(135deg, #2f4050 0%, #1e2b38 100%), url('images/hero-bg.jpg') center center/cover no-repeat;
            background-blend-mode: multiply;
            display: flex;
            align-items: center;
            color: #fff;
            padding-top: 70px; /* 适配固定导航 */
            position: relative;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            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="none"/><path d="M0 0L100 100M50 0L100 50M0 50L50 100" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></svg>');
            opacity: 0.5;
        }
        .hero-content {
            max-width: 700px;
            position: relative;
            z-index: 1;
        }
        .hero-title {
            font-size: 46px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 25px;
        }
        .hero-title span {
            color: #1ab394;
        }
        .hero-desc {
            font-size: 18px;
            color: #e0e0e0;
            margin-bottom: 45px;
            line-height: 1.8;
        }
        .hero-btns {
            display: flex;
            gap: 20px;
        }

        /* 核心优势模块（卡片优化） */
        .advantage-module {
            padding: 120px 0;
            background-color: #fff;
        }
        .advantage-cards {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .advantage-card {
            width: 360px;
            padding: 45px 35px;
            background-color: #f8f9fa;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            transition: all 0.4s ease;
            text-align: center;
            border: 1px solid transparent;
        }
        .advantage-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.12);
            background-color: #fff;
            border-color: #eef5f3;
        }
        .card-icon {
            font-size: 52px;
            color: #1ab394;
            margin-bottom: 30px;
            width: 100px;
            height: 100px;
            line-height: 100px;
            margin-left: auto;
            margin-right: auto;
            background-color: #eef5f3;
            border-radius: 50%;
        }
        .card-title {
            font-size: 22px;
            color: #2f4050;
            margin-bottom: 18px;
            font-weight: 600;
        }
        .card-desc {
            font-size: 15px;
            color: #666;
            line-height: 1.7;
        }

        /* 快速查询模块（布局优化） */
        .query-module {
            padding: 120px 0;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
        }
        .query-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            padding: 60px;
            gap: 40px;
        }
        .query-left {
            width: 55%;
        }
        .query-left h3 {
            font-size: 26px;
            color: #2f4050;
            margin-bottom: 20px;
            font-weight: 600;
        }
        .query-left p {
            font-size: 15px;
            color: #666;
            margin-bottom: 25px;
            line-height: 1.7;
        }
        .query-form {
            width: 45%;
            padding: 35px;
            background-color: #f8f9fa;
            border-radius: 6px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .query-form h4 {
            font-size: 19px;
            color: #2f4050;
            margin-bottom: 30px;
            text-align: center;
            font-weight: 500;
        }
        .form-item {
            margin-bottom: 22px;
        }
        .form-item label {
            display: block;
            color: #666;
            font-size: 14px;
            margin-bottom: 8px;
            font-weight: 500;
        }
        .form-item input {
            width: 100%;
            padding: 14px 18px;
            border: 1px solid #e0e0e0;
            border-radius: 4px;
            font-size: 15px;
            color: #333;
            transition: border-color 0.3s ease;
        }
        .form-item input:focus {
            outline: none;
            border-color: #1ab394;
            box-shadow: 0 0 0 3px rgba(26, 179, 148, 0.1);
        }
        .query-form .btn {
            width: 100%;
            padding: 15px;
            font-size: 16px;
            margin-top: 10px;
        }

        /* 备案须知引导模块（替换原详细内容） */
        .notice-guide-module {
            padding: 120px 0;
            background-color: #fff;
        }
        .notice-guide-wrap {
            background-color: #f8f9fa;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            padding: 80px 0;
            text-align: center;
        }
        .guide-icon {
            font-size: 60px;
            color: #1ab394;
            margin-bottom: 30px;
        }
        .guide-title {
            font-size: 24px;
            color: #2f4050;
            margin-bottom: 20px;
            font-weight: 600;
        }
        .guide-desc {
            font-size: 16px;
            color: #666;
            margin-bottom: 40px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        /* 底部信息样式（保留，供footer.php调用） */
        .footer {
            background-color: #2f4050;
            color: #e0e0e0;
            padding: 90px 0 35px;
        }
        .footer-wrap {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 60px;
            gap: 30px;
        }
        .footer-col {
            width: 250px;
            margin-bottom: 30px;
        }
        .footer-col h4 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 25px;
            font-weight: 600;
            position: relative;
            padding-bottom: 12px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: #1ab394;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 15px;
        }
        .footer-col a {
            color: #e0e0e0;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col a:hover {
            color: #1ab394;
            padding-left: 5px;
        }
        .footer-col a i {
            font-size: 12px;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .footer-col a:hover i {
            opacity: 1;
        }
        .footer-col p {
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-col p i {
            color: #1ab394;
            font-size: 16px;
            flex-shrink: 0;
        }
        .copyright {
            text-align: center;
            font-size: 14px;
            padding-top: 35px;
            border-top: 1px solid #3a4a5c;
            line-height: 1.8;
        }

        /* 回到顶部按钮样式（保留，供footer.php调用） */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            line-height: 50px;
            text-align: center;
            background-color: #1ab394;
            color: #fff;
            border-radius: 50%;
            box-shadow: 0 4px 12px rgba(26, 179, 148, 0.3);
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 998;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background-color: #18a689;
            transform: translateY(-3px);
        }

        /* 响应式适配（增强移动端体验） */
        @media (max-width: 1200px) {
            .container {
                width: 90%;
            }
            .hero-title {
                font-size: 38px;
            }
            .advantage-card {
                width: 300px;
            }
            .query-wrap {
                flex-direction: column;
                padding: 40px;
            }
            .query-left, .query-form {
                width: 100%;
                margin-bottom: 30px;
            }
        }
        @media (max-width: 768px) {
            .header {
                padding: 0 15px;
            }
            .menu a {
                margin: 0 10px;
                font-size: 14px;
            }
            .menu .login-btn {
                padding: 6px 15px;
                margin-left: 5px;
            }
            .hero-banner {
                height: 550px;
                text-align: center;
                padding: 70px 20px 0;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-desc {
                font-size: 16px;
            }
            .hero-btns {
                justify-content: center;
                flex-wrap: wrap;
            }
            .module-title {
                font-size: 24px;
            }
            .advantage-module, .query-module, .notice-guide-module {
                padding: 80px 0;
            }
            .advantage-card {
                width: 100%;
            }
            .footer-col {
                width: 100%;
            }
            .back-to-top {
                width: 45px;
                height: 45px;
                line-height: 45px;
                bottom: 20px;
                right: 20px;
            }
            .guide-icon {
                font-size: 40px;
            }
            .guide-title {
                font-size: 20px;
            }
        }