* { 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: #ffffff;
        border-radius: 28px;
        box-shadow: 0 12px 30px rgba(0,0,0,0.05);
        padding: 40px 36px 48px;
    }

    p {
        font-size: 15.5px;
        line-height: 1.7;
        color: #2c3e4f;
        margin-bottom: 1.2em;
    }

    .section-title {
        clear: both;
        font-size: 21px;
        font-weight: 700;
        color: #0f172a;
        margin: 2em 0 0.8em;
        padding-left: 14px;
        border-left: 4px solid #007BFF;
    }

    .sub-title {
        clear: both;
        font-size: 16.5px;
        font-weight: 700;
        color: #0f172a;
        margin: 1.3em 0 0.5em;
    }

    ul, ol {
        padding-left: 20px;
        margin-bottom: 1.2em;
    }

    ul li, ol li {
        font-size: 15.5px;
        line-height: 1.7;
        color: #2c3e4f;
        margin-bottom: 0.4em;
    }

    strong {
        color: #0f172a;
    }

    /* 前两张图片：右侧浮动，文字环绕 */
    .float-img-right {
        float: right;
        display: block;
        width: 40%;
        max-width: 340px;
        height: auto;
        margin: 4px 0 14px 24px;
        border-radius: 12px;
        box-shadow: 0 3px 12px rgba(15, 23, 42, 0.10);
    }

    /* 五类产品图片：左侧浮动，文字环绕 */
    .float-img-left {
        float: left;
        display: block;
        width: 38%;
        max-width: 310px;
        aspect-ratio: 4 / 3;
        object-fit: cover;
        margin: 4px 24px 14px 0;
        border-radius: 12px;
        box-shadow: 0 3px 12px rgba(15, 23, 42, 0.10);
    }

    /* 限制每组浮动图片的影响范围 */
    .image-text-block {
        display: flow-root;
        margin-bottom: 10px;
    }

    /* 客户评价卡片 */
    .customer-quote {
        margin: 24px 0 18px;
        padding: 22px 26px;
        background: #f0f6ff;
        border-left: 4px solid #007BFF;
        border-radius: 12px;
        box-shadow: 0 3px 10px rgba(0, 123, 255, 0.05);
    }

    .customer-quote p {
        margin: 0;
        font-size: 18px;
        line-height: 1.7;
        font-weight: 600;
        font-style: italic;
        color: #0f172a;
    }

    /* 联系方式小卡片 */
    .cta-box {
        text-align: center;
        background: #ffffff;
        border-radius: 28px;
        margin-top: 34px;
        padding: 26px 22px;
        border: 1px solid #e5e7eb;
        box-shadow: 0 8px 20px rgba(0,0,0,0.03);
    }

    .cta-box .cta-text {
        font-size: 15px;
        font-weight: normal;
        margin-bottom: 20px;
    }

    .cta-box .contact-line {
        font-size: 14px;
        line-height: 1.6;
        color: #4b5563;
        margin-bottom: 6px;
    }

    .cta-box .contact-line:last-of-type {
        margin-bottom: 20px;
    }

    .cta-box a {
        color: #007BFF;
        text-decoration: none;
    }

    .cta-box a:hover {
        text-decoration: underline;
    }

    .btn {
        display: inline-block;
        padding: 14px 32px;
        background-color: #007BFF;
        color: #ffffff !important;
        text-decoration: none !important;
        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: #0069d9;
        text-decoration: none;
    }

    @media (max-width: 760px) {
        body {
            padding: 20px 12px;
        }

        .container {
            padding: 20px 16px 32px;
        }

        .float-img-right,
        .float-img-left {
            float: none;
            display: block;
            width: 100%;
            max-width: 100%;
            height: auto;
            aspect-ratio: auto;
            margin: 10px 0 18px;
        }

        .customer-quote {
            padding: 18px 20px;
        }

        .customer-quote p {
            font-size: 16.5px;
        }
    }