* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background-color: #f9fafb;
            padding: 32px 20px;
            margin: 0;
            color: #1f2937;
        }
        .container {
            max-width: 1000px;
            margin: 0 auto;
            background: white;
            border-radius: 28px;
            box-shadow: 0 12px 30px rgba(0,0,0,0.05);
            padding: 40px 36px 52px;
        }
        p {
            font-size: 16px;
            line-height: 1.65;
            color: #2c3e4f;
            margin-bottom: 1.2em;
        }
        .container p:first-of-type {
            margin-top: 0;
        }
        .section-title {
            font-size: 22px;
            font-weight: 700;
            color: #0f172a;
            margin: 1.5em 0 0.5em 0;
        }
        .section-title:first-of-type {
            margin-top: 0;
        }
        .sub-title {
            font-size: 20px;
            font-weight: 700;
            color: #0f172a;
            margin: 0 0 0.3em 0;
        }
        /* 左右布局 */
        .row {
            display: flex;
            align-items: center;
            gap: 40px;
            margin: 30px 0 20px 0;
        }
        .row-reverse {
            flex-direction: row-reverse;
        }
        .col-text {
            flex: 1;
        }
        .col-image {
            flex: 1;
            text-align: center;
        }
        .col-image img {
            width: 100%;
            max-width: 100%;
            height: auto;
            border-radius: 20px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.08);
            display: block;
        }
        /* 地图容器 */
        .map-container {
            margin: 25px 0 20px 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0,0,0,0.08);
        }
        .map-container iframe {
            width: 100%;
            height: 400px;
            border: 0;
            display: block;
        }
        /* 案例链接按钮样式 */
        .cases-link {
            display: inline-block;
            margin: 10px 0 5px 0;
            font-weight: 600;
            color: #007BFF;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.2s ease;
        }
        .cases-link:hover {
            color: #0056b3;
            text-decoration: underline;
        }
        /* 明显分割线 */
        .divider-bold {
            margin: 48px 0 40px 0;
            border: 0;
            height: 2px;
            background: linear-gradient(to right, transparent, #cbd5e1, #94a3b8, #cbd5e1, transparent);
        }
        .cta-box {
            text-align: center;
            background: #ffffff;
            border-radius: 28px;
            margin-top: 36px;
            padding: 28px 24px;
            border: 1px solid #e5e7eb;
            box-shadow: 0 8px 20px rgba(0,0,0,0.03);
        }
        .cta-box p {
            margin-bottom: 20px;
            font-size: 18px;
            font-weight: 500;
        }
        .btn {
            display: inline-block;
            padding: 14px 32px;
            background-color: #007BFF;
            color: #fff;
            text-decoration: none;
            font-size: 16px;
            font-weight: 600;
            border-radius: 40px;
            transition: background 0.2s ease;
            border: none;
            cursor: pointer;
            text-align: center;
        }
        .btn:hover {
            background-color: #0056b3;
        }
        @media (max-width: 700px) {
            .container {
                padding: 24px 20px 32px;
            }
            .row {
                flex-direction: column;
                gap: 20px;
                margin: 25px 0;
            }
            .map-container iframe {
                height: 280px;
            }
            .btn {
                font-size: 14px;
                padding: 10px 20px;
            }
        }