/* ============================
   实验室洁净解决方案
   ============================ */

/* 桌面端隐藏移动端导航元素 */
.sidenav,
#navBar {
    display: none;
}

.banner-box {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 90vh;
    min-height: 600px;
    overflow: hidden;
}
.content-box .title_Mobile {
    display: none;
}

.banner-box .banner-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: brightness(0.55);
    z-index: 0;
}

.banner-box .text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 1;
    width: 100%;
    padding: 0 2rem;
}

.banner-box .text .title {
    font-size: 5rem;
    font-weight: 700;
    text-shadow: 0 0 2px black;
    margin-bottom: 0.5rem;
}

.banner-box .text .desc {
    margin-top: 0;
    font-size: 1.7rem;
    line-height: 4rem;
    letter-spacing: 1px;
}

.content-box {
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-flow: column;
    width: 100%;
    padding: 6rem 0;
    background-color: #060A21;
    color: #fff;
}

.content-box .content_title {
    margin-bottom: 4.5rem;
    display: flex;
    align-items: center;
    color: #fff;
    width: 100%;
}

.content-box .content_title .title {
    margin-bottom: 0;
    position: relative;
    padding-right: 4rem;
    font-size: 2.38rem;
    flex-shrink: 0;
    text-align: left;
    color: #fff;
}

.content-box .content_title .desc {
    display: flex;
    flex-flow: column;
    justify-content: center;
    padding-left: 4rem;
    font-size: 2rem;
    border-left: 1px solid #fff;
    text-align: left;
    letter-spacing: 1px;
    line-height: 2.4rem;
    color: #fff;
    max-width: 60rem;
}

.lab-list {
    display: flex;
    flex-flow: column;
    gap: 3rem;
    width: 100%;
}

.lab-item {
    display: flex;
    align-items: stretch;
    gap: 2.5rem;
    background: linear-gradient(180deg, #0e1f5e 0%, #060a21 100%);
    border-radius: 0.5rem;
    overflow: hidden;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 18px rgba(33, 98, 219, 0.08);
}

.lab-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(33, 98, 219, 0.35);
}

.lab-item .lab-img {
    flex-shrink: 0;
    width: 26rem;
    height: 16rem;
    overflow: hidden;
    border-radius: 0.4rem;
    background: #fff;
}

.lab-item .lab-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lab-item .lab-content {
    flex: 1;
    display: flex;
    flex-flow: column;
    justify-content: center;
    padding: 0.5rem 1rem 0.5rem 0;
}

.lab-item .lab-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: #2a8cff;
    margin: 0 0 1rem;
    position: relative;
    padding-left: 0.9rem;
}

.lab-item .lab-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.45rem;
    bottom: 0.45rem;
    width: 0.18rem;
    background: #2a8cff;
    border-radius: 0.1rem;
}

.lab-item .lab-desc {
    font-size: 1.0625rem;
    line-height: 2rem;
    color: #e7eaf2;
    text-indent: 2em;
    margin: 0;
}

/* 实验室卡片网格（2 行 × 3 列） */
.lab-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.875rem;
    width: 100%;
}

.lab-card {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 0.4rem;
    background: linear-gradient(180deg, #0e1f5e 0%, #060a21 100%);
    box-shadow: 0 4px 18px rgba(33, 98, 219, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.lab-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(33, 98, 219, 0.35);
}

.lab-card-img {
    width: 100%;
    height: 14rem;
    overflow: hidden;
}

.lab-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.lab-card:hover .lab-card-img img {
    transform: scale(1.06);
}

.lab-card-name {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 1rem 1.2rem;
    background: linear-gradient(0deg, rgba(6, 10, 33, 0.85) 0%, rgba(6, 10, 33, 0) 100%);
    color: #fff;
    font-size: 1.4rem;
    font-weight: 700;
    text-align: left;
    letter-spacing: 1px;
}