/* 页面Banner */
        .page-banner {
            background: linear-gradient(135deg, #0f2478, #1a3cb8);
            padding: 60px 0 50px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: rgba(255, 205, 41, 0.08);
            border-radius: 50%;
            top: -100px;
            right: -50px;
            animation: float 6s ease-in-out infinite;
        }
        .page-banner h1 {
            font-size: 32px;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .page-banner p {
            font-size: 15px;
            opacity: 0.85;
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            background: #f8faff;
            padding: 14px 0;
            border-bottom: 1px solid #e8edf7;
            font-size: 14px;
            color: #666;
        }
        .breadcrumb a {
            color: #152a88;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: #ffcd29;
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #999;
        }

        /* 内容区通用 */
        .content-section {
            padding: 60px 0;
        }
        .content-section.alt-bg {
            background: #f8faff;
        }
        .section-heading {
            text-align: center;
            margin-bottom: 45px;
        }
        .section-heading h2 {
            font-size: 28px;
            color: #152a88;
            margin-bottom: 10px;
        }
        .section-heading .line {
            width: 60px;
            height: 3px;
            background: #ffcd29;
            margin: 0 auto;
            border-radius: 2px;
        }
        .section-heading p {
            color: #666;
            margin-top: 12px;
            font-size: 15px;
        }

        /* 八大优势卡片 */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
        }
        .adv-card {
            background: #fff;
            padding: 35px 25px;
            border-radius: 14px;
            text-align: center;
            box-shadow: 0 4px 18px rgba(21, 42, 136, 0.08);
            transition: all 0.3s ease;
            border-top: 4px solid #152a88;
        }
        .adv-card:hover {
            transform: translateY(-8px);
            border-top-color: #ffcd29;
            box-shadow: 0 12px 32px rgba(21, 42, 136, 0.15);
        }
        .adv-card .icon-wrap {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, #152a88, #1a3cb8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }
        .adv-card:hover .icon-wrap {
            background: linear-gradient(135deg, #ffcd29, #f0b800);
            transform: scale(1.1);
        }
        .adv-card .icon-wrap i {
            font-size: 28px;
            color: #fff;
        }
        .adv-card h4 {
            font-size: 18px;
            color: #152a88;
            margin-bottom: 12px;
        }
        .adv-card p {
            font-size: 14px;
            color: #666;
            line-height: 1.7;
        }

        /* 对比优势 */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .compare-box {
            border-radius: 14px;
            padding: 35px 30px;
            background: #fff;
            box-shadow: 0 4px 18px rgba(21, 42, 136, 0.08);
        }
        .compare-box.good {
            border-top: 4px solid #10b981;
        }
        .compare-box.bad {
            border-top: 4px solid #ef4444;
        }
        .compare-box h4 {
            font-size: 20px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .compare-box.good h4 { color: #10b981; }
        .compare-box.bad h4 { color: #ef4444; }
        .compare-box ul {
            list-style: none;
            padding: 0;
        }
        .compare-box li {
            padding: 10px 0;
            border-bottom: 1px dashed #eee;
            font-size: 15px;
            color: #555;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .compare-box li:last-child { border-bottom: none; }
        .compare-box.good li i { color: #10b981; margin-top: 4px; }
        .compare-box.bad li i { color: #ef4444; margin-top: 4px; }

        /* 技术设备 */
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .tech-card {
            background: #fff;
            border-radius: 14px;
            padding: 30px 25px;
            box-shadow: 0 4px 18px rgba(21, 42, 136, 0.08);
            transition: transform 0.3s ease;
        }
        .tech-card:hover {
            transform: translateY(-5px);
        }
        .tech-card .tech-icon {
            width: 55px;
            height: 55px;
            background: #f0f4ff;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }
        .tech-card .tech-icon i {
            font-size: 24px;
            color: #152a88;
        }
        .tech-card h4 {
            font-size: 17px;
            color: #152a88;
            margin-bottom: 10px;
        }
        .tech-card p {
            font-size: 14px;
            color: #666;
            line-height: 1.7;
        }

        /* 承诺保障 */
        .promise-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .promise-card {
            background: linear-gradient(135deg, #0f2478, #1a3cb8);
            color: #fff;
            padding: 35px 25px;
            border-radius: 14px;
            text-align: center;
            transition: transform 0.3s ease;
        }
        .promise-card:hover {
            transform: translateY(-6px);
        }
        .promise-card i {
            font-size: 40px;
            color: #ffcd29;
            margin-bottom: 15px;
        }
        .promise-card h4 {
            font-size: 20px;
            margin-bottom: 12px;
        }
        .promise-card p {
            font-size: 14px;
            opacity: 0.9;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0f2478, #1a3cb8);
            padding: 50px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h3 {
            font-size: 26px;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 15px;
            opacity: 0.9;
            margin-bottom: 25px;
        }
        .cta-btn {
            display: inline-block;
            background: #ffcd29;
            color: #152a88;
            padding: 14px 40px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            font-size: 16px;
            transition: all 0.3s ease;
        }
        .cta-btn:hover {
            background: #fff;
            transform: scale(1.05);
        }

        /* 响应式 */
        @media (max-width: 992px) {
            .advantage-grid { grid-template-columns: repeat(2, 1fr); }
            .tech-grid { grid-template-columns: repeat(2, 1fr); }
            .promise-wrap { grid-template-columns: 1fr; }
        }
        @media (max-width: 576px) {
            .page-banner { padding: 40px 0 35px; }
            .page-banner h1 { font-size: 24px; }
            .content-section { padding: 40px 0; }
            .section-heading h2 { font-size: 22px; }
            .advantage-grid { grid-template-columns: 1fr; }
            .compare-wrap { grid-template-columns: 1fr; }
            .tech-grid { grid-template-columns: 1fr; }
            .promise-wrap { grid-template-columns: 1fr; }
        }