.container {
    width: 90%;
    max-width: 1240px;
    margin: 0 auto;
}

/* ========== 栏目Banner PC固定1000:135比例 13.5% ========== */
.inner-banner {
    width: 100%;
    height: auto;
    padding-top: 23.5%;
    position: relative;
    overflow: hidden;
}
.inner-banner img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}
/* Banner文字与顶部logo左右对齐 */
.inner-banner-text {
    position: absolute;
    left: calc((100% - 1240px) / 2);
    width: 90%;
    max-width: 1240px;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
}
.inner-banner-text h1 {
    font-size: 48px;
    margin-bottom: 8px;
    font-weight: normal;
}
.inner-banner-text p {
    font-size: 18px;
    opacity: 0.9;
}

/* ========== 区块通用上下间距 ========== */
.inner-section {
    padding: 60px 0;
}
/* 业务领域单独缩小顶部间距，减少上方空白 */
.section-service {
    padding-top: 30px !important;
}

/* ========== 统一水印标题（关于我们 / 业务领域共用） ========== */
.inner-title-wrap {
    text-align: center;
    margin-bottom: 40px;
}
.inner-title-wrap h2 {
    font-size: 36px;
    color: #0058cc;
    position: relative;
    display: inline-block;
    font-weight: normal;
}
.inner-title-wrap h2::after {
    content: attr(data-en);
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 80px;
    color: rgba(0, 88, 204, 0.08);
    z-index: -1;
    white-space: nowrap;
}

/* ========== 公司介绍文字 ========== */
.about-text-box {
    font-size: 16px;
    line-height: 1.9;
    color: #333;
}
.about-text-box p {
    margin-bottom: 16px;
    text-indent: 2em;
}

/* ========== 移动端768px以下适配 ========== */
@media screen and (max-width:768px) {
    /* 手机Banner高度改为28%，PC保持13.5%不变 */
    .inner-banner {
        padding-top: 33.5% !important;
    }
    /* Banner文字缩小 */
    .inner-banner-text h1 {
        font-size: 26px !important;
    }
    .inner-banner-text p {
        font-size: 14px !important;
    }
    /* 通用区块上下留白压缩 */
    .inner-section {
        padding: 35px 0 !important;
    }
    /* 手机端业务领域顶部间距进一步缩小 */
    .section-service {
        padding-top: 20px !important;
    }
    /* 标题水印缩小，不挤压正文 */
    .inner-title-wrap h2 {
        font-size: 26px !important;
    }
    .inner-title-wrap h2::after {
        font-size: 42px !important;
    }
    /* 正文手机适配 */
    .about-text-box {
        font-size: 15px !important;
        line-height: 1.8 !important;
    }
    .about-text-box p {
        margin-bottom: 14px !important;
    }
    /* 容器左右加宽留白，文字不贴边 */
    .container {
        width: 92% !important;
    }
    /* 移动端Banner文字对齐适配 */
    .inner-banner-text {
        left: 4% !important;
        max-width: unset !important;
        width: 92% !important;
    }
}

/* 超小屏480px优化 */
@media screen and (max-width:480px) {
    .inner-title-wrap {
        margin-bottom: 30px !important;
    }
    .inner-section {
        padding: 30px 0 !important;
    }
}

/* 联系我们页面样式 */
.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 0;
    align-items: stretch;
}
.contact-info {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,88,204,0.06);
    padding: 36px 30px;
}
.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 28px;
    align-items: flex-start;
}
.contact-item:last-child {
    margin-bottom: 0;
}
.contact-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    background: #0058cc;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
}
.contact-text h4 {
    font-size: 18px;
    color: #222;
    margin-bottom: 6px;
    font-weight: 500;
}
.contact-text p {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
}
.contact-map {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,88,204,0.06);
}
.map-box {
    width: 100%;
    height: 100%;
    min-height: 340px;
    background: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
}

/* 移动端联系页面适配 */
@media screen and (max-width:768px) {
    .contact-wrap {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
    }
    .contact-info {
        padding: 24px 20px !important;
    }
    .contact-item {
        margin-bottom: 20px !important;
    }
    .map-box {
        min-height: 260px !important;
    }
}