/* ==============================
   关于我们页面
   Theme: #026ABD
============================== */

.about-page {
    width: 100%;
    overflow: hidden;
    background: #ffffff;
}






/* ==============================
   通用区块
============================== */

.about-section {
    padding: 76px 0;
}

.about-title {
    text-align: center;
    margin-bottom: 42px;
}

.about-title span {
    display: inline-block;
    font-size: 15px;
    color: #026ABD;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
    margin-bottom: 10px;
}

.about-title h2 {
    margin: 0;
    font-size: 36px;
    line-height: 1.3;
    color: #111827;
    font-weight: 700;
}

.about-title p {
    margin: 12px 0 0;
    font-size: 16px;
    color: #667085;
    line-height: 1.7;
}

/* ==============================
   公司简介
============================== */

.about-intro-box {
    display: flex;
    align-items: center;
    gap: 56px;
}

.about-intro-img {
    width: 48%;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 22px 45px rgba(2, 106, 189, .14);
}

.about-intro-img img {
    width: 100%;
    height: 430px;
    display: block;
    object-fit: cover;
    transition: transform .45s ease;
}

.about-intro-img:hover img {
    transform: scale(1.04);
}

.about-intro-text {
    flex: 1;
}

.about-intro-text h3 {
    margin: 0 0 18px;
    font-size: 30px;
    line-height: 1.4;
    color: #111827;
    font-weight: 700;
}

.about-intro-text p {
    margin: 0 0 16px;
    font-size: 16px;
    line-height: 1.95;
    color: #4b5563;
}

.about-intro-data {
    display: flex;
    gap: 18px;
    margin-top: 30px;
}

.about-intro-data div {
    flex: 1;
    background: #f2f8ff;
    border: 1px solid rgba(2, 106, 189, .12);
    border-radius: 16px;
    padding: 22px 16px;
    text-align: center;
}

.about-intro-data strong {
    display: block;
    font-size: 32px;
    line-height: 1;
    color: #026ABD;
    font-weight: 800;
}

.about-intro-data span {
    display: block;
    margin-top: 10px;
    font-size: 14px;
    color: #4b5563;
}

/* ==============================
   企业文化
============================== */

.about-culture {
    background: #f6f9fc;
}

/* ==============================
   图文卡片
============================== */

.about-card-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.about-card {
    position: relative;
    min-height: 245px;
    background: #ffffff;
    border: 1px solid rgba(2, 106, 189, .10);
    border-radius: 22px;
    padding: 34px 24px 30px;
    box-shadow: 0 14px 35px rgba(15, 23, 42, .06);
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
    overflow: hidden;
}

.about-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 4px;
    background: #026ABD;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s ease;
}

.about-card:hover {
    transform: translateY(-8px);
    border-color: rgba(2, 106, 189, .28);
    box-shadow: 0 24px 48px rgba(2, 106, 189, .12);
}

.about-card:hover::before {
    transform: scaleX(1);
}

.about-card-icon {
    width: 68px;
    height: 68px;
    margin-bottom: 24px;
    border-radius: 18px;
    background: #f2f8ff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-card-icon img {
    width: 38px;
    height: 38px;
    object-fit: contain;
    display: block;
}

.about-card-info h3 {
    margin: 0 0 12px;
    font-size: 21px;
    line-height: 1.4;
    color: #111827;
    font-weight: 700;
}

.about-card-info p {
    margin: 0;
    font-size: 15px;
    line-height: 1.8;
    color: #667085;
}

/* 企业优势 */
.about-advantage {
    background: #ffffff;
}

/* ==============================
   公司环境
============================== */

.about-environment {
    background: #f6f9fc;
}

.environment-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.environment-item {
    position: relative;
    height: 260px;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    background: #e5e7eb;
    box-shadow: 0 16px 36px rgba(15, 23, 42, .08);
}

.environment-item::after {
    content: "点击查看";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(.9);
    width: 112px;
    height: 38px;
    line-height: 38px;
    border-radius: 30px;
    background: rgba(2, 106, 189, .92);
    color: #ffffff;
    font-size: 14px;
    text-align: center;
    opacity: 0;
    transition: all .3s ease;
    z-index: 2;
}

.environment-item::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(2, 106, 189, .24);
    opacity: 0;
    transition: opacity .3s ease;
    z-index: 1;
}

.environment-item:hover::before,
.environment-item:hover::after {
    opacity: 1;
}

.environment-item:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

.environment-item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform .45s ease;
}

.environment-item:hover img {
    transform: scale(1.07);
}

/* ==============================
   图片放大弹窗
============================== */

.about-img-viewer {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 30px;
}

.about-img-viewer.active {
    display: flex;
}

.about-img-viewer-mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .72);
}

.about-img-viewer-box {
    position: relative;
    z-index: 2;
    max-width: 90vw;
    max-height: 86vh;
    animation: aboutZoomIn .25s ease;
}

.about-img-viewer-box img {
    display: block;
    max-width: 90vw;
    max-height: 86vh;
    border-radius: 16px;
    box-shadow: 0 28px 70px rgba(0, 0, 0, .35);
}

.about-img-viewer-close {
    position: absolute;
    right: -18px;
    top: -18px;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 50%;
    background: #026ABD;
    color: #ffffff;
    font-size: 30px;
    line-height: 38px;
    cursor: pointer;
    z-index: 3;
    transition: background .25s ease, transform .25s ease;
}

.about-img-viewer-close:hover {
    background: #f8ce50;
    transform: rotate(90deg);
}

@keyframes aboutZoomIn {
    from {
        opacity: 0;
        transform: scale(.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.environment-item::before,
.environment-item::after {
    pointer-events: none;
}