.ecf-about-main {
    min-height: 720px;
    padding: 46px 32px 80px;
    background: #fff;
}
.ecf-about-layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 18px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}
.ecf-about-sidebar {
    display: flex;
    flex-direction: column;
    gap: 22px;
}
.ecf-about-menu,
.ecf-about-contact-card,
.ecf-about-card {
    background: #fff;
    box-shadow: 0 2px 14px rgba(26, 62, 91, .13);
}
.ecf-about-menu {
    overflow: hidden;
}
.ecf-about-menu a {
    display: flex;
    align-items: center;
    min-height: 51px;
    padding: 0 18px;
    border-bottom: 1px solid #e4e8eb;
    color: #34434f;
    font-size: 13px;
    line-height: 1.5;
    text-decoration: none;
    transition: background .2s, color .2s;
}
.ecf-about-menu a:last-child {
    border-bottom: 0;
}
.ecf-about-menu a i {
    margin-right: 7px;
    color: #173d56;
    font-size: 12px;
}
.ecf-about-menu a:hover,
.ecf-about-menu a.is-active {
    background: #0161b7;
    color: #fff;
}
.ecf-about-menu a:hover i,
.ecf-about-menu a.is-active i {
    color: #fff;
}
.ecf-about-contact-card {
    padding: 20px 20px 18px;
}
.ecf-about-contact-card h2 {
    margin: 0 0 23px;
    padding-bottom: 17px;
    border-bottom: 1px solid #dfe4e8;
    color: #263d4e;
    font-size: 18px;
    font-weight: 700;
}
.ecf-about-contact-card > img {
    display: block;
    width: 100%;
    height: 150px;
    object-fit: cover;
    margin-bottom: 10px;
}
.ecf-contact-row {
    display: flex;
    align-items: center;
    gap: 11px;
    min-height: 57px;
    border-bottom: 1px solid #e1e5e8;
}
.ecf-contact-row:last-child {
    border-bottom: 0;
}
.ecf-contact-row > i {
    display: grid;
    width: 27px;
    height: 27px;
    place-items: center;
    border: 2px solid #111;
    border-radius: 50%;
    color: #0161b7;
    font-size: 14px;
}
.ecf-contact-row div {
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.ecf-contact-row small {
    color: #777;
    font-size: 11px;
}
.ecf-contact-row strong {
    color: #3e4c56;
    font-size: 16px;
    font-weight: 700;
}
.ecf-about-card {
    padding: 28px 32px 34px;
}
.ecf-about-card h1 {
    margin: 0 0 24px;
    color: #203b4e;
    font-size: 22px;
    font-weight: 700;
}
.ecf-about-card p {
    margin: 0 0 14px;
    color: #5d6870;
    font-size: 14px;
    line-height: 2;
}
.ecf-about-card h2 {
    margin: 25px 0 18px;
    color: #203b4e;
    font-size: 19px;
    font-weight: 700;
}
@media (max-width: 900px) {
    .ecf-about-main {
        padding: 30px 20px 60px;
    }
    .ecf-about-layout {
        grid-template-columns: 1fr;
    }
    .ecf-about-sidebar {
        order: 2;
    }
    .ecf-about-content {
        order: 1;
    }
    .ecf-about-card {
        padding: 24px 20px 28px;
    }
    .ecf-about-card h1 {
        font-size: 20px;
    }
}

/* 按原比例截图校准 About 页面 */

.ecf-about-page .ep-main,
.ecf-about-page .ecf-container {
    width: 1200px;
    max-width: none;
    padding-right: 0;
    padding-left: 0;
}
.ecf-about-main {
    width: 100%;
    min-height: 900px;
    padding: 14px 8px 80px;
    box-sizing: border-box;
    background: #fff;
}
.ecf-about-layout {
    grid-template-columns: 416px minmax(0, 1fr);
    gap: 24px;
    max-width: 1296px;
}
.ecf-sidebar-title {
    padding: 27px 30px 25px;
    background: #fff;
    color: #263d4e;
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 2px 14px rgba(26, 62, 91, .13);
}
.ecf-about-menu a {
    min-height: 65px;
    padding: 0 30px;
    font-size: 16px;
}
.ecf-about-menu a i {
    margin-right: 8px;
    font-size: 13px;
}
.ecf-about-contact-card {
    padding: 0 30px 24px;
}
.ecf-about-contact-card h2 {
    margin: 0 -30px 30px;
    padding: 28px 30px 24px;
    font-size: 18px;
}
.ecf-about-contact-card > img {
    height: 223px;
    margin-bottom: 18px;
}
.ecf-contact-row {
    min-height: 72px;
}
.ecf-contact-row > i {
    width: 30px;
    height: 30px;
}
.ecf-contact-row small {
    font-size: 13px;
}
.ecf-contact-row strong {
    font-size: 13px;
}
.ecf-about-card {
    min-height: 878px;
    padding: 31px 30px 30px;
    box-sizing: border-box;
}
.ecf-about-card h1 {
    margin-bottom: 25px;
    font-size: 24px;
}
.ecf-about-card p {
    margin-bottom: 13px;
    color: #59656e;
    font-size: 16px;
    line-height: 1.95;
}
.ecf-about-card h2 {
    margin-top: 29px;
    font-size: 22px;
}
@media (max-width: 900px) {
    .ecf-about-main {
        padding: 20px 12px 60px;
    }
    .ecf-about-layout {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .ecf-sidebar-title {
        padding: 22px 20px;
    }
    .ecf-about-menu a {
        min-height: 54px;
        padding: 0 20px;
        font-size: 14px;
    }
    .ecf-about-contact-card {
        padding: 0 20px 20px;
    }
    .ecf-about-contact-card h2 {
        margin-right: -20px;
        margin-left: -20px;
        padding: 22px 20px;
    }
    .ecf-about-contact-card > img {
        height: auto;
    }
    .ecf-about-card {
        min-height: 0;
        padding: 24px 20px 28px;
    }
    .ecf-about-card p {
        font-size: 15px;
    }
}

/* About 左侧导航按原图统一白色样式 */
.ecf-about-page .ecf-about-menu a,
.ecf-about-page .ecf-about-menu a.is-active {
    background: #fff;
    color: #34434f;
}
.ecf-about-page .ecf-about-menu a:hover {
    background: #f7fafc;
    color: #0161b7;
}
.ecf-about-page .ecf-about-menu a i,
.ecf-about-page .ecf-about-menu a.is-active i {
    color: #102e43;
}
.ecf-about-page .ecf-about-menu a:hover i {
    color: #0161b7;
}

/* 左侧标题与第一条菜单直接衔接 */
.ecf-about-page .ecf-about-sidebar {
    gap: 0;
}
.ecf-about-page .ecf-sidebar-title {
    margin-bottom: 0;
}
.ecf-about-page .ecf-about-menu {
    margin-bottom: 22px;
}
@media (max-width: 900px) {
    .ecf-about-page .ecf-about-menu {
        margin-bottom: 18px;
    }
}

/* 联系方式值文本下移并放大 */
.ecf-about-page .ecf-contact-row div {
    gap: 5px;
}
.ecf-about-page .ecf-contact-row strong {
    margin-top: 3px;
    color: #3e4c56;
    font-size: 14px;
    line-height: 1.5;
}
@media (max-width: 900px) {
    .ecf-about-page .ecf-contact-row strong {
        font-size: 13px;
    }
}

/* About 页面宽度与左右栏调整 */
@media (min-width: 901px) {
    .ecf-about-page .ecf-about-layout {
        grid-template-columns: 316px minmax(0, 860px);
        max-width: 1200px;
    }
}

/* 当前栏目子项高亮 */
.ecf-about-page .ecf-sidebar-title.is-active {
    background: #0161b7;
    color: #fff;
}
.ecf-about-page .ecf-about-menu a.is-active {
    background: #0161b7;
    color: #fff;
}
.ecf-about-page .ecf-about-menu a.is-active i {
    color: #fff;
}

.ecf-about-page .ecf-about-category-content {
    color: #59656e;
    font-size: 16px;
    line-height: 1.95;
    overflow-wrap: break-word;
}
.ecf-about-page .ecf-about-category-content p {
    margin: 0 0 14px;
}
.ecf-about-page .ecf-about-category-content h2,
.ecf-about-page .ecf-about-category-content h3,
.ecf-about-page .ecf-about-category-content h4 {
    margin: 24px 0 14px;
    color: #203b4e;
    line-height: 1.5;
}
.ecf-about-page .ecf-about-category-content h2 {
    font-size: 22px;
}
.ecf-about-page .ecf-about-category-content h3 {
    font-size: 19px;
}
.ecf-about-page .ecf-about-category-content h4 {
    font-size: 17px;
}
.ecf-about-page .ecf-about-category-content a {
    color: #0161b7;
    text-decoration: underline;
}
.ecf-about-page .ecf-about-category-content img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 16px auto;
}
.ecf-about-page .ecf-about-category-content ul,
.ecf-about-page .ecf-about-category-content ol {
    margin: 0 0 16px;
    padding-left: 25px;
}
.ecf-about-page .ecf-about-category-content li {
    margin-bottom: 6px;
}
.ecf-about-page .ecf-about-category-content table {
    width: 100%;
    max-width: 780px;
    margin: 18px 0;
    border-collapse: collapse;
    font-size: 15px;
}
.ecf-about-page .ecf-about-category-content th,
.ecf-about-page .ecf-about-category-content td {
    padding: 10px 12px;
    border: 1px solid #dfe6eb;
    text-align: left;
}
.ecf-about-page .ecf-about-category-content th {
    background: #f4f8fb;
    color: #203b4e;
    font-weight: 700;
}

.ecf-about-page .ecf-about-sidebar-inner {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.ecf-about-page .ecf-contact-row strong {
    font-size: 15px;
    line-height: 1.2;
}

@media (max-width: 900px) {
    .ecf-about-page .ep-main,
    .ecf-about-page .ecf-container {
        width: 100%;
        max-width: 100%;
        padding-right: 0;
        padding-left: 0;
    }
    .ecf-about-page .ecf-about-main {
        width: 100%;
        padding: 20px 12px 60px;
    }
    .ecf-about-page .ecf-about-layout {
        width: 100%;
        max-width: 100%;
        grid-template-columns: 1fr;
    }
    .ecf-about-page .ecf-about-content,
    .ecf-about-page .ecf-about-card {
        min-width: 0;
    }
    .ecf-about-page .ecf-about-category-content {
        overflow-wrap: anywhere;
        word-break: break-word;
    }
    .ecf-about-page .ecf-about-category-content img,
    .ecf-about-page .ecf-about-category-content iframe {
        max-width: 100%;
        height: auto;
    }
    .ecf-about-page .ecf-about-category-content table {
        display: block;
        max-width: 100%;
        overflow-x: auto;
    }
}