/* =========================================================
   铁建E信
   e-letter.css

   本文件只控制 E 信详情页。

   公共 CSS：
   reset.css
   common.css
   header.css
   footer.css
   service.css
   responsive.css

   页面专用 class：
   全部使用 eletter- 前缀

   注意：
   1. 不依赖 base.html
   2. 不修改公共 CSS
   3. 不修改 header / footer / service 的结构
   4. 登录弹窗仅提供页面样式兼容
      实际点击事件由 login.js 完成
========================================================= */


/* =========================================================
   一、页面基础
========================================================= */

.eletter-page {
    width: 100%;
    min-width: 0;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    background: #fff;
}


.eletter-page *,
.eletter-page *::before,
.eletter-page *::after {
    box-sizing: border-box;
}


.eletter-container {
    width: 1200px;
    max-width: calc(100% - 40px);

    margin: 0 auto;
}


/* =========================================================
   二、隐藏 E 信页面不需要的多余内容
========================================================= */

/*
   如果 E 信 HTML 中存在面包屑，
   默认隐藏。

   这样页面不会出现：
   首页 > 产品中心 > 铁建E信

   如果以后需要恢复，只需要删除这一段。
*/

.eletter-page .eletter-breadcrumb-wrap {
    display: none;
}


/*
   防止某些旧页面结构产生额外空白
*/

.eletter-page > .breadcrumb,
.eletter-page > .breadcrumb-wrap,
.eletter-page > .page-breadcrumb {
    display: none !important;
}


/* =========================================================
   三、Banner
========================================================= */

.eletter-banner {
    position: relative;

    width: 100%;

    margin: 0;
    padding: 0;

    overflow: hidden;

    background: #eef2f7;

    line-height: 0;
}


/*
   Banner 容器
*/

.eletter-banner-wrapper {
    position: relative;

    width: 100%;

    margin: 0;
    padding: 0;

    overflow: hidden;

    line-height: 0;
}


/*
   所有轮播图片统一处理
*/

.eletter-banner-slide {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    margin: 0;
    padding: 0;

    opacity: 0;
    visibility: hidden;

    z-index: 1;

    pointer-events: none;

    transition:
        opacity .55s ease,
        visibility .55s ease;
}


/*
   第一张作为父元素高度来源
*/

.eletter-banner-slide:first-child {
    position: relative;

    width: 100%;
    height: auto;
}


/*
   当前轮播图
*/

.eletter-banner-slide.active {
    opacity: 1;

    visibility: visible;

    z-index: 2;

    pointer-events: auto;
}


/*
   Banner 图片

   不强制固定高度，
   防止图片变形。
*/

.eletter-banner-slide img {
    display: block;

    width: 100%;
    height: auto;

    max-width: none;

    margin: 0;
    padding: 0;

    object-fit: cover;
}


/* =========================================================
   四、Banner 左右按钮
========================================================= */

.eletter-banner-prev,
.eletter-banner-next {
    position: absolute;

    top: 50%;

    width: 46px;
    height: 72px;

    margin: 0;
    padding: 0;

    transform: translateY(-50%);

    border: 0;
    outline: none;

    background: rgba(0, 0, 0, .12);

    color: rgba(255, 255, 255, .95);

    font-family:
        Arial,
        sans-serif;

    font-size: 44px;

    font-weight: 200;

    line-height: 72px;

    text-align: center;

    cursor: pointer;

    opacity: 0;

    z-index: 30;

    transition:
        opacity .2s ease,
        background .2s ease;
}


.eletter-banner-prev {
    left: 24px;
}


.eletter-banner-next {
    right: 24px;
}


.eletter-banner:hover
.eletter-banner-prev,

.eletter-banner:hover
.eletter-banner-next {
    opacity: 1;
}


.eletter-banner-prev:hover,
.eletter-banner-next:hover {
    background: rgba(0, 84, 150, .38);
}


/* =========================================================
   五、Banner 圆点
========================================================= */

.eletter-banner-dots {
    position: absolute;

    left: 50%;
    bottom: 18px;

    display: flex;

    align-items: center;

    gap: 8px;

    margin: 0;
    padding: 0;

    transform: translateX(-50%);

    z-index: 40;
}


.eletter-banner-dot {
    width: 8px;
    height: 8px;

    margin: 0;
    padding: 0;

    border: 0;

    border-radius: 50%;

    background: rgba(255, 255, 255, .62);

    cursor: pointer;

    transition:
        width .25s ease,
        background .25s ease;
}


.eletter-banner-dot:hover {
    background: #fff;
}


.eletter-banner-dot.active {
    width: 24px;

    border-radius: 5px;

    background: #fff;
}


/* =========================================================
   六、产品介绍
========================================================= */

.eletter-intro {
    width: 100%;

    margin: 0;
    padding: 52px 0;

    background: #eef5ff;
}


.eletter-intro-inner {
    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 70px;

    min-height: 260px;
}


/* =========================================================
   产品介绍左侧
========================================================= */

.eletter-intro-content {
    flex: 1;

    min-width: 0;

    padding-left: 8px;
}


.eletter-intro-content h1 {
    margin: 0 0 22px;

    color: #1d2d3d;

    font-size: 26px;

    font-weight: 700;

    line-height: 1.4;
}


.eletter-intro-content p {
    margin: 0 0 12px;

    color: #4d5b69;

    font-size: 14px;

    line-height: 2;

    text-align: justify;
}


.eletter-intro-content p:last-child {
    margin-bottom: 0;
}


/* =========================================================
   产品介绍右侧图片
========================================================= */

.eletter-intro-image {
    flex: 0 0 404px;

    width: 404px;
    height: 260px;

    overflow: hidden;

    border-radius: 2px;
}


.eletter-intro-image img {
    display: block;

    width: 404px;
    height: 260px;

    max-width: none;

    margin: 0;

    object-fit: cover;
}


/* =========================================================
   七、产品价值
========================================================= */

.eletter-value {
    width: 100%;

    margin: 0;
    padding: 60px 0 68px;

    background: #fff;
}


/* =========================================================
   标题
========================================================= */

.eletter-section-title {
    display: flex;

    align-items: center;
    justify-content: center;

    margin: 0 0 34px;

    padding: 0;
}


.eletter-section-title h2 {
    margin: 0;

    color: #222;

    font-size: 24px;

    font-weight: 700;

    line-height: 34px;
}


.eletter-section-title span {
    width: 13px;
    height: 3px;

    margin-top: 19px;
    margin-left: 6px;

    background: #0076c8;

    border-radius: 3px;
}


/* =========================================================
   八、产品价值 Grid
========================================================= */

.eletter-value-grid {
    display: grid;

    grid-template-columns:
        repeat(12, minmax(0, 1fr));

    grid-template-rows:
        145px
        145px;

    gap: 12px;

    width: 100%;
}


/* 01 */

.eletter-value-card:nth-child(1) {
    grid-column: span 6;
    grid-row: 1;
}


/* 02 */

.eletter-value-card:nth-child(2) {
    grid-column: span 6;
    grid-row: 1;
}


/* 03 */

.eletter-value-card:nth-child(3) {
    grid-column: span 4;
    grid-row: 2;
}


/* 04 */

.eletter-value-card:nth-child(4) {
    grid-column: span 4;
    grid-row: 2;
}


/* 05 */

.eletter-value-card:nth-child(5) {
    grid-column: span 4;
    grid-row: 2;
}


/* =========================================================
   价值卡片
========================================================= */

.eletter-value-card {
    position: relative;

    min-width: 0;
    min-height: 0;

    padding: 20px 22px;

    overflow: hidden;

    background: #f7faff;

    border: 1px solid #e1eaf4;

    border-radius: 2px;

    transition:
        transform .25s ease,
        box-shadow .25s ease;
}


.eletter-value-card:hover {
    transform: translateY(-3px);

    box-shadow:
        0 8px 25px rgba(0, 80, 150, .10);
}


/* =========================================================
   第一张高亮卡片
========================================================= */

.eletter-value-card-main {
    background:
        linear-gradient(
            135deg,
            #2479ed 0%,
            #6499ed 100%
        );

    border-color: transparent;

    color: #fff;
}


.eletter-value-card-main
.eletter-value-content h3,

.eletter-value-card-main
.eletter-value-content p {
    color: #fff;
}


/* =========================================================
   图标
========================================================= */

.eletter-value-icon {
    width: 36px;
    height: 36px;

    margin-bottom: 8px;

    display: flex;

    align-items: center;
    justify-content: flex-start;
}


.eletter-value-icon img {
    display: block;

    width: 34px;
    height: 34px;

    object-fit: contain;
}


/* =========================================================
   价值文字
========================================================= */

.eletter-value-content {
    position: relative;

    z-index: 3;
}


.eletter-value-content h3 {
    margin: 0 0 7px;

    color: #222;

    font-size: 15px;

    font-weight: 700;

    line-height: 22px;
}


.eletter-value-content p {
    margin: 0;

    color: #5b6673;

    font-size: 11px;

    line-height: 1.7;

    text-align: justify;
}


/* =========================================================
   编号
========================================================= */

.eletter-card-number {
    position: absolute;

    right: 14px;
    bottom: 5px;

    color: rgba(34, 93, 160, .055);

    font-family:
        Arial,
        sans-serif;

    font-size: 56px;

    font-weight: 700;

    line-height: 1;

    pointer-events: none;
}


.eletter-value-card-main
.eletter-card-number {
    color: rgba(255, 255, 255, .45);
}


/* =========================================================
   九、产品流程
========================================================= */

.eletter-process {
    width: 100%;

    margin: 0;
    padding: 5px 0 80px;

    background: #fff;
}


.eletter-process
.eletter-section-title {
    margin-bottom: 30px;
}


/* =========================================================
   流程图
========================================================= */

.eletter-process-image {
    display: flex;

    align-items: center;
    justify-content: center;

    width: 100%;

    margin: 0;
    padding: 0;

    overflow: hidden;
}


.eletter-process-image img {
    display: block;

    width: 100%;
    max-width: 940px;
    height: auto;

    margin: 0;

    object-fit: contain;
}


/* =========================================================
   十、E 信页面登录弹窗兼容样式
========================================================= */

/*
   说明：

   这里不是实现点击事件。

   这里只是为了防止：
   E 信页面没有正确加载 login.css 时，
   弹窗出现“裸 HTML”。

   login.js 添加 .show 后：
   .login-modal.show
   即可正常显示。
*/


.login-modal {
    position: fixed !important;

    inset: 0 !important;

    display: flex !important;

    align-items: center !important;

    justify-content: center !important;

    width: 100% !important;
    height: 100% !important;

    padding: 20px !important;

    background: rgba(0, 0, 0, .42) !important;

    opacity: 0 !important;

    visibility: hidden !important;

    pointer-events: none !important;

    z-index: 50000 !important;

    transition:
        opacity .25s ease,
        visibility .25s ease !important;
}


.login-modal.show {
    opacity: 1 !important;

    visibility: visible !important;

    pointer-events: auto !important;
}


.login-modal-content {
    position: relative !important;

    width: 420px !important;

    max-width: 100% !important;

    padding: 34px 36px 32px !important;

    background: #fff !important;

    border-radius: 2px !important;

    box-shadow:
        0 12px 40px rgba(0, 0, 0, .18) !important;

    transform: translateY(15px) !important;

    transition:
        transform .25s ease !important;
}


.login-modal.show .login-modal-content {
    transform: translateY(0) !important;
}


.login-modal-close {
    position: absolute !important;

    top: 12px !important;
    right: 15px !important;

    width: 30px !important;
    height: 30px !important;

    margin: 0 !important;
    padding: 0 !important;

    border: 0 !important;

    background: transparent !important;

    color: #999 !important;

    font-size: 25px !important;

    font-weight: 300 !important;

    line-height: 30px !important;

    text-align: center !important;

    cursor: pointer !important;
}


.login-modal-close:hover {
    color: #333 !important;

    background: #f5f5f5 !important;
}


.login-modal-title {
    margin: 0 0 8px !important;

    color: #222 !important;

    font-size: 24px !important;

    font-weight: 600 !important;

    line-height: 34px !important;

    text-align: center !important;
}


.login-modal-subtitle {
    margin: 0 0 28px !important;

    color: #999 !important;

    font-size: 12px !important;

    line-height: 20px !important;

    text-align: center !important;
}


.login-form {
    width: 100% !important;

    margin: 0 !important;
}


.login-form-item {
    margin: 0 0 18px !important;
}


.login-form-item label {
    display: block !important;

    margin: 0 0 8px !important;

    color: #333 !important;

    font-size: 13px !important;

    line-height: 20px !important;
}


.login-form-item label::after {
    content: " *";

    color: #0076c8;
}


.login-form-item input {
    width: 100% !important;
    height: 42px !important;

    margin: 0 !important;
    padding: 0 13px !important;

    border: 1px solid #dfe3e7 !important;

    border-radius: 2px !important;

    outline: none !important;

    background: #fff !important;

    color: #222 !important;

    font-family: inherit !important;

    font-size: 13px !important;

    box-sizing: border-box !important;
}


.login-form-item input:focus {
    border-color: #0076c8 !important;

    box-shadow:
        0 0 0 2px rgba(0, 118, 200, .08) !important;
}


.login-submit {
    width: 100% !important;
    height: 42px !important;

    margin: 5px 0 0 !important;
    padding: 0 !important;

    border: 0 !important;

    border-radius: 2px !important;

    background: #0076c8 !important;

    color: #fff !important;

    font-family: inherit !important;

    font-size: 14px !important;

    cursor: pointer !important;
}


.login-submit:hover {
    background: #0064a9 !important;
}


.login-message {
    min-height: 20px !important;

    margin: 12px 0 0 !important;
    padding: 0 !important;

    color: #e35d5d !important;

    font-size: 12px !important;

    line-height: 22px !important;

    text-align: center !important;

    word-break: break-word !important;
}


.login-message.success {
    color: #2d9b63 !important;
}


/* =========================================================
   十一、客服
========================================================= */

.eletter-page .service-panel {
    position: fixed !important;

    right: 20px !important;

    top: 50% !important;

    bottom: auto !important;

    width: 84px !important;
    min-width: 84px !important;

    transform: translateY(-50%) !important;

    z-index: 9999 !important;

    overflow: hidden !important;

    background: #fff !important;

    border: 1px solid #d8e5f3 !important;

    border-radius: 10px !important;

    box-shadow:
        0 5px 22px rgba(0, 67, 130, .15) !important;

    font-family:
        "Microsoft YaHei",
        "PingFang SC",
        Arial,
        sans-serif !important;
}


.eletter-page .service-item {
    display: flex !important;

    flex-direction: column !important;

    align-items: center !important;

    justify-content: center !important;

    width: 100% !important;

    min-height: 82px !important;

    margin: 0 !important;

    padding: 10px 4px !important;

    box-sizing: border-box !important;

    background: #fff !important;

    border-bottom: 1px solid #edf2f7 !important;

    text-align: center !important;
}


.eletter-page .service-item:hover {
    background: #f4f9ff !important;
}


.eletter-page .service-title {
    color: #34506d !important;

    font-size: 12px !important;

    line-height: 19px !important;

    text-align: center !important;
}


.eletter-page .service-icon {
    display: flex !important;

    align-items: center !important;
    justify-content: center !important;

    width: 32px !important;
    height: 32px !important;

    margin-top: 7px !important;

    border-radius: 50% !important;

    background: #0878ce !important;

    color: #fff !important;

    font-size: 18px !important;

    line-height: 32px !important;
}


.eletter-page .service-worktime {
    padding: 10px 4px !important;

    background: #f7fbff !important;

    color: #596b7d !important;

    text-align: center !important;

    font-size: 10px !important;

    line-height: 18px !important;
}


.eletter-page .service-worktime p {
    margin: 0 0 3px !important;

    color: #38516b !important;

    font-size: 11px !important;
}


.eletter-page .service-worktime span {
    display: block !important;

    margin: 0 !important;
}


.eletter-page .service-wechat {
    padding: 10px 4px 12px !important;

    background: #fff !important;

    text-align: center !important;
}


.eletter-page .service-wechat p {
    margin: 0 0 6px !important;

    color: #526579 !important;

    font-size: 10px !important;

    line-height: 17px !important;
}


.eletter-page .service-wechat img {
    display: block !important;

    width: 60px !important;
    height: 60px !important;

    margin: 0 auto !important;

    object-fit: contain !important;
}


/*
   移动客服按钮
*/

.eletter-page .mobile-service-btn {
    z-index: 10000 !important;
}


/* =========================================================
   十二、1440+ 大屏
========================================================= */

@media (min-width: 1440px) {

    .eletter-container {
        width: 1200px;
    }


    .eletter-intro {
        padding: 58px 0;
    }


    .eletter-intro-inner {
        gap: 90px;
    }


    .eletter-value {
        padding-top: 65px;
    }


    .eletter-value-grid {
        grid-template-rows:
            150px
            150px;
    }

}


/* =========================================================
   十三、1200 以下
========================================================= */

@media (max-width: 1200px) {

    .eletter-container {
        width: calc(100% - 40px);
    }


    .eletter-intro-inner {
        gap: 45px;
    }


    .eletter-intro-image {
        flex-basis: 350px;

        width: 350px;
        height: auto;
    }


    .eletter-intro-image img {
        width: 350px;
        height: auto;
    }

}


/* =========================================================
   十四、900 以下
========================================================= */

@media (max-width: 900px) {

    .eletter-container {
        width: calc(100% - 32px);

        max-width: none;
    }


    .eletter-intro {
        padding: 40px 0;
    }


    .eletter-intro-inner {
        gap: 30px;
    }


    .eletter-intro-image {
        flex-basis: 300px;

        width: 300px;
        height: auto;
    }


    .eletter-intro-image img {
        width: 300px;
        height: auto;
    }


    .eletter-value-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));

        grid-template-rows: auto;
    }


    .eletter-value-card:nth-child(1),
    .eletter-value-card:nth-child(2),
    .eletter-value-card:nth-child(3),
    .eletter-value-card:nth-child(4),
    .eletter-value-card:nth-child(5) {

        grid-column: auto;

        grid-row: auto;

        min-height: 145px;
    }


    .eletter-page .service-panel {
        right: 10px !important;
    }

}


/* =========================================================
   十五、600 以下
========================================================= */

@media (max-width: 600px) {

    .eletter-container {
        width: calc(100% - 24px);
    }


    /* -----------------------------------------------------
       Banner
    ----------------------------------------------------- */

    .eletter-banner-prev,
    .eletter-banner-next {

        width: 32px;
        height: 52px;

        font-size: 30px;

        line-height: 52px;
    }


    .eletter-banner-prev {
        left: 6px;
    }


    .eletter-banner-next {
        right: 6px;
    }


    .eletter-banner-dots {
        bottom: 9px;

        gap: 6px;
    }


    .eletter-banner-dot {
        width: 6px;
        height: 6px;
    }


    .eletter-banner-dot.active {
        width: 18px;
    }


    /* -----------------------------------------------------
       产品介绍
    ----------------------------------------------------- */

    .eletter-intro {
        padding: 30px 0;
    }


    .eletter-intro-inner {
        flex-direction: column;

        align-items: stretch;

        gap: 25px;
    }


    .eletter-intro-content {
        padding-left: 0;
    }


    .eletter-intro-content h1 {
        margin-bottom: 15px;

        font-size: 21px;
    }


    .eletter-intro-content p {
        font-size: 12px;

        line-height: 1.85;
    }


    .eletter-intro-image {
        flex: none;

        width: 100%;

        height: auto;

        max-width: 404px;

        margin: 0 auto;
    }


    .eletter-intro-image img {
        width: 100%;

        height: auto;
    }


    /* -----------------------------------------------------
       产品价值
    ----------------------------------------------------- */

    .eletter-value {
        padding: 38px 0 42px;
    }


    .eletter-section-title {
        margin-bottom: 25px;
    }


    .eletter-section-title h2 {
        font-size: 20px;
    }


    .eletter-value-grid {
        grid-template-columns: 1fr;

        grid-template-rows: auto;

        gap: 10px;
    }


    .eletter-value-card:nth-child(1),
    .eletter-value-card:nth-child(2),
    .eletter-value-card:nth-child(3),
    .eletter-value-card:nth-child(4),
    .eletter-value-card:nth-child(5) {

        grid-column: auto;

        grid-row: auto;

        min-height: 125px;
    }


    .eletter-value-card {
        padding: 18px;
    }


    .eletter-value-content h3 {
        font-size: 14px;
    }


    .eletter-value-content p {
        font-size: 11px;
    }


    /* -----------------------------------------------------
       产品流程
    ----------------------------------------------------- */

    .eletter-process {
        padding: 0 0 45px;
    }


    .eletter-process-image {
        width: 100%;

        overflow-x: auto;

        justify-content: flex-start;

        -webkit-overflow-scrolling: touch;
    }


    .eletter-process-image img {
        width: 900px;

        max-width: none;
    }


    /* -----------------------------------------------------
       登录弹窗
    ----------------------------------------------------- */

    .login-modal {
        padding: 15px !important;
    }


    .login-modal-content {
        width: 100% !important;

        padding: 30px 24px 26px !important;
    }


    .login-modal-title {
        font-size: 21px !important;
    }


    .login-form-item input {
        height: 40px !important;
    }


    .login-submit {
        height: 40px !important;
    }


    /* -----------------------------------------------------
       手机客服
    ----------------------------------------------------- */

    .eletter-page .service-panel {
        display: none !important;
    }

}


/* =========================================================
   十六、400 以下
========================================================= */

@media (max-width: 400px) {

    .eletter-container {
        width: calc(100% - 20px);
    }


    .eletter-intro-content h1 {
        font-size: 20px;
    }


    .eletter-intro-content p {
        font-size: 11px;
    }


    .eletter-value-card {
        padding: 16px;
    }


    .login-modal-content {
        padding:
            28px 20px 24px !important;
    }

}