@charset "utf-8";

/* 桌面端：隐藏移动端顶栏与抽屉 */
.site-menu-btn {
    display: none;
}

.nav-drawer {
    display: none !important;
}

@media screen and (min-width: 769px) {
    .nav-drawer.is-open {
        display: none !important;
    }
}

@media screen and (max-width: 768px) {
    html {
        font-size: min(21.333vw, 90px);
    }

    /* 双栏 Grid 默认列 min 为 min-content，长文案会把列撑破视口导致横向滚动 */
    body {
        max-width: 100%;
        overflow-x: hidden;
    }

    .page-main {
        max-width: 100%;
        overflow-x: hidden;
    }

    body.nav-open {
        overflow: hidden;
    }

    .site-header {
        padding: 0.12rem 0;
        border-bottom: none;
    }

    .site-header-inner {
        flex-wrap: nowrap;
        align-items: center;
        gap: 0.12rem;
    }


    .site-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        padding: 0;
        margin: 0;
        border: 0;
        background: transparent;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .site-menu-btn img {
        width: 0.38rem;
        height: auto;
        max-height: 0.44rem;
        object-fit: contain;
        display: block;
    }

    .site-header-brand {
        flex-shrink: 0;
    }

    .site-header-logo {
        height: 0.38rem;
        filter: brightness(0) invert(1);
    }

    .site-nav.pc {
        display: none !important;
    }

    /* 抽屉导航 — 深青色全屏 */
    .nav-drawer {
        display: none !important;
        position: fixed;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        z-index: 9998;
        pointer-events: none;
    }

    .nav-drawer.is-open {
        display: block !important;
        pointer-events: auto;
    }

    .nav-drawer-backdrop {
        position: absolute;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        z-index: 1;
        border: 0;
        padding: 0;
        margin: 0;
        background: rgba(0, 0, 0, 0.35);
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-drawer-panel {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        height: 100%;
        z-index: 2;
        display: flex;
        flex-direction: column;
        background: #17629e;
        overflow: hidden;
        box-sizing: border-box;
        padding-top: env(safe-area-inset-top, 0);
        box-shadow: 0 0.04rem 0.24rem rgba(0, 0, 0, 0.2);
    }

    .nav-drawer-top {
        flex-shrink: 0;
        padding: 0.22rem 0.18rem 0.2rem;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.14);
    }

    .nav-drawer-brand {
        display: flex;
        align-items: center;
        min-width: 0;
        margin-right: 0.2rem;
    }

    .nav-drawer-logo {
        display: block;
        height: 0.38rem;
        width: auto;
        object-fit: contain;
        filter: brightness(0) invert(1);
    }

    .nav-drawer-close {
        flex-shrink: 0;
        width: 0.56rem;
        height: 0.56rem;
        padding: 0;
        margin: 0;
        border: 0;
        border-radius: 0.12rem;
        background: rgba(255, 255, 255, 0.12);
        color: #fff;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: transparent;
        transition: background 0.2s ease;
    }

    .nav-drawer-close:active {
        background: rgba(255, 255, 255, 0.22);
    }

    .nav-drawer-close-x {
        display: block;
        font-size: 0.36rem;
        line-height: 1;
        font-weight: 300;
        margin-top: -0.04rem;
    }

    .nav-drawer-nav {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0;
        margin: 0;
    }

    .nav-drawer-inner {
        padding: 0 0 calc(0.28rem + env(safe-area-inset-bottom, 0));
        box-sizing: border-box;
    }

    .nav-drawer-group {
        margin: 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.12);
        overflow: visible;
    }

    .nav-drawer-group:last-child {
        border-bottom: none;
    }

    .nav-drawer-sum {
        list-style: none;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.26rem 0.48rem 0.26rem 0.24rem;
        font-size: 0.18rem;
        font-weight: 400;
        color: #fff;
        cursor: pointer;
        background: transparent;
        -webkit-tap-highlight-color: transparent;
    }
 .nav-drawer-sum-link {
        flex: 1;
        min-width: 0;
        margin: 0;
        padding: 0;
        border: 0;
        background: transparent;
        color: inherit;
        font: inherit;
        font-weight: inherit;
        line-height: inherit;
        text-align: left;
        text-decoration: none;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-drawer-sum-link:active {
        opacity: 0.92;
    }
    .nav-drawer-sum::-webkit-details-marker {
        display: none;
    }

    .nav-drawer-group:not(:has(.nav-drawer-sub > *)) .nav-drawer-sum {
        padding-right: 0.24rem;
    }

    .nav-drawer-group:has(.nav-drawer-sub > *) .nav-drawer-sum::after {
        content: "";
        position: absolute;
        right: 0.24rem;
        top: 50%;
        width: 0.1rem;
        height: 0.1rem;
        margin-top: -0.05rem;
        border-right: 0.03rem solid rgba(255, 255, 255, 0.85);
        border-bottom: 0.03rem solid rgba(255, 255, 255, 0.85);
        transform: rotate(45deg);
        transition: transform 0.25s ease, margin-top 0.25s ease;
        opacity: 0.9;
    }

    .nav-drawer-group:has(.nav-drawer-sub > *)[open] .nav-drawer-sum::after {
        margin-top: 0.02rem;
        transform: rotate(225deg);
    }

    .nav-drawer-group[open] .nav-drawer-sum {
        border-bottom: none;
    }

    .nav-drawer-sub {
        padding: 0;
        background: rgba(0, 0, 0, 0.14);
        border-top: 0.01rem solid rgba(255, 255, 255, 0.08);
    }

    .nav-drawer-sub a {
        display: block;
        font-size: 0.18rem;
        color: rgba(255, 255, 255, 0.9);
        line-height: 1.45;
        position: relative;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.08);
        transition: background 0.2s ease, color 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-drawer-sub a::before {
        display: none;
    }

    .nav-drawer-sub a:last-child {
        border-bottom: none;
    }

    .nav-drawer-sub a:active {
        background: rgba(255, 255, 255, 0.1);
        color: #fff;
    }

    /* 一级展开后的二级：点击 summary 再展开三级 */
    .nav-drawer-l2 {
        margin: 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.08);
    }

    .nav-drawer-l2:last-child {
        border-bottom: none;
    }

    .nav-drawer-l2-sum {
        list-style: none;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.2rem 0.48rem 0.2rem 0.36rem;
        font-size: 0.18rem;
        font-weight: 400;
        color: rgba(255, 255, 255, 0.9);
        line-height: 1.45;
        cursor: pointer;
        background: transparent;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-drawer-l2-sum-link {
        flex: 1;
        min-width: 0;
        margin: 0;
        padding: 0;
        border: 0;
        background: transparent;
        color: inherit;
        font: inherit;
        font-weight: inherit;
        line-height: inherit;
        text-align: left;
        text-decoration: none;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-drawer-l2-sum-link:active {
        opacity: 0.92;
    }

    .nav-drawer-l2-sum::-webkit-details-marker {
        display: none;
    }

    .nav-drawer-l2:not(:has(.nav-drawer-third > *)) .nav-drawer-l2-sum {
        padding-right: 0.36rem;
    }

    .nav-drawer-l2:has(.nav-drawer-third > *) .nav-drawer-l2-sum::after {
        content: "";
        position: absolute;
        right: 0.24rem;
        top: 50%;
        width: 0.1rem;
        height: 0.1rem;
        margin-top: -0.05rem;
        border-right: 0.03rem solid rgba(255, 255, 255, 0.85);
        border-bottom: 0.03rem solid rgba(255, 255, 255, 0.85);
        transform: rotate(45deg);
        transition: transform 0.25s ease, margin-top 0.25s ease;
        opacity: 0.9;
        pointer-events: none;
    }

    .nav-drawer-l2:has(.nav-drawer-third > *)[open] > .nav-drawer-l2-sum::after {
        margin-top: 0.02rem;
        transform: rotate(225deg);
    }

    .nav-drawer-third {
        padding: 0;
        margin: 0;
        background: rgba(0, 0, 0, 0.12);
        border-top: 0.01rem solid rgba(255, 255, 255, 0.06);
    }

    .nav-drawer-third a {
        display: block;
        padding: 0.18rem 0.24rem 0.18rem 0.52rem;
        font-size: 0.18rem;
        color: rgba(255, 255, 255, 0.9);
        line-height: 1.45;
        position: relative;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.08);
        transition: background 0.2s ease, color 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-drawer-third a::before {
        display: none;
    }

    .nav-drawer-third a:last-child {
        border-bottom: none;
    }

    .nav-drawer-third a:active {
        background: rgba(255, 255, 255, 0.1);
        color: #fff;
    }

    /* 有二级 details 时，一级下拉里不再是直接 a，原 .nav-drawer-sub > a 样式由 .nav-drawer-l2-sum 承担 */
    .w1485 {
        width: 100%;
        max-width: 100%;
        padding-left: 0.24rem;
        padding-right: 0.24rem;
        box-sizing: border-box;
    }

    .hero-band .w1485 {
        padding-left: 0;
        padding-right: 0;
    }

    .js-hero-swiper {
        height: 2.85rem;
    }

    .js-hero-swiper .swiper-slide {
        height: 100%;
    }

    .hero-slide {
        height: 100%;
    }

    .hero-slide img {
        position: static;
        height: 100%;
        object-fit: cover;
    }

    .hero-pagination {
        bottom: 0.16rem !important;
    }

    .main-row-inner {
        padding: 0.32rem 0;
        width: 94%;
        margin: 0 auto;
    }

    .main-row-muted {
        background: #f8f8f8;
    }

    .main-row-last {
        background: #fff url(../image/bannerbg2.png) center calc(100% + 2rem) no-repeat;
        background-size: auto;
        padding-bottom: 0.9rem;
    }

    .main-row-last .main-row-inner {
        padding-bottom: 0.48rem;
    }

    .grid-two {
        flex-direction: column;
        gap: 0.25rem;
        margin-bottom: 0;
        min-width: 0;
    }

    .grid-two-item {
        min-width: 0;
        max-width: 100%;
    }

    .panel {
        padding: 0.08rem 0 0.12rem;
        min-width: 0;
        max-width: 100%;
    }

    .sec-head {
        margin-bottom: 0.16rem;
        padding-bottom: 0.1rem;
        min-width: 0;
    }

    .sec-head-left {
        min-width: 0;
    }

    .sec-badge {
        width: 0.28rem;
        height: 0.28rem;
        font-size: 0.18rem;
    }

    .sec-head-en {
        font-size: 0.18rem;
    }

    .sec-head-cn {
        font-size: 0.2rem;
    }

    .sec-more {
        font-size: 0.16rem;
    }

    .sec-more-img {
        height: 0.16rem;
    }

    /* 科研动态轮播 */
    .research-slider-wrap {
        margin-bottom: 0.16rem;
    }

    .research-carousel {
        width: 100%;
        height: auto;
        aspect-ratio: 684 / 366;
        max-height: 3.6rem;
    }

    .research-carousel .js-news-swiper {
        height: 100%;
    }

    .research-carousel .js-news-swiper .swiper-slide {
        height: 100%;
    }

    /* 与电脑版一致：右下角叠在轮播上，仅略缩小字号与圆点 */
    .research-carousel-nav {
        position: absolute;
        right: 0.12rem;
        bottom: 0.12rem;
        z-index: 5;
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 0.06rem;
        margin-top: 0;
    }

    .research-carousel-nav > div {
        display: block;
    }

    .research-carousel-dot {
        width: 0.22rem;
        height: 0.22rem;
        font-size: 0.1rem;
    }

    /* 科研动态列表：与电脑版同结构（日期块+虚线标题单行省略），仅整体略缩小 */
    .panel-research .news-line {
        gap: 0.12rem;
        align-items: flex-start;
    }

    .panel-research .news-line-main {
        height: 0.32rem;
        border-bottom: 0.01rem dashed #ccc;
        align-items: center;
    }

    .panel-research .news-line-date {
        height: 0.32rem;
    }

    .panel-research .news-line-day {
        font-size: 0.16rem;
        min-width: 0.3rem;
        max-width: 40%;
        padding: 0 0.05rem;
    }

    .panel-research .news-line-ym {
        font-size: 0.16rem;
        padding: 0 0.08rem;
    }

    .panel-research .news-line-tit {
        font-size: 0.17rem;
        line-height: 1.55;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .panel-research .news-lines > div {
        margin-bottom: 0.12rem;
    }

    /* 通知公告（与电脑版结构一致，正文 0.16rem） */
.notice-item-date {
    width: 0.65rem;
   
}
    .notice-item-day {
        width: 100%;
        height: 0.36rem;
        font-size: 0.18rem;
    }

    .notice-item-ym {
        font-size: 0.15rem;
    }

    .notice-item-tit {
        font-size: 0.17rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        font-weight: 400;
    }

    .notice-item-desc {
        font-size: 0.15rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

   /* 科技成果：Swiper 双列轮播，卡片结构同 PC，整体缩小字号 */
    .achieve-swiper-wrap {
        min-width: 0;
    }

    .achieve-swiper {
        padding-bottom: 0.02rem;
    }

    .achieve-pagination {
        align-self: center;
        margin-top: 0.18rem;
        padding: 0;
        gap: 0.08rem;
    }

    .achieve-pagination .swiper-pagination-bullet {
        width: 0.07rem;
        height: 0.07rem;
    }

    .achieve-pagination .swiper-pagination-bullet-active {
        width: 0.22rem;
    }

    .achieve-card {
        border-radius: 0.1rem;
        min-width: 0;
        max-width: 100%;
    }

    .achieve-card-pic {
        align-self: stretch;
        height: 1.55rem;
        border-radius: 0.08rem 0.08rem 0 0;
    }


    .achieve-card-body {
        max-width: none;
        padding: 0.1rem 0.1rem 0.12rem;
    }

    .achieve-card-tit {
        margin: 0 0 0.08rem 0;
        padding: 0;
        font-size: 0.17rem;
        font-weight: 400;
        color: #000;
        line-height: 1.5;
        height: 0.48rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .achieve-card-line {
        display: block;
        margin: 0 0 0.08rem 0;
    }

    .achieve-card-line::after {
        width: 0.2rem;
        height: 0.025rem;
    }

    .achieve-card-txt {
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin: 0 0 0.08rem 0;
        padding: 0;
        font-size: 0.15rem;
        color: #656565;
        line-height: 1.6;
        height: 0.45rem;
    }

    .achieve-card-date {
        font-size: 0.14rem;
        color: #999;
    }

    /* 科研管理：与 PC 相同（左标签+标题单行省略，右日期），仅缩小字号 */
    .manage-list > div {
        margin-bottom: 0.12rem;
        padding-bottom: 0.12rem;
    }

    .manage-list a {
        gap: 0.1rem;
        font-size: 0.16rem;
    }

    .manage-list-main {
        flex: 1;
        min-width: 0;
        display: block;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        font-size: 0.17rem;
        color: #141414;
    }

    .manage-list-tag {
        font-size: 0.16rem;
        color: #17629e;
        margin-right: 0.04rem;
    }

    .manage-list-date {
        font-size: 0.14rem;
        color: #8d8b8b;
        flex-shrink: 0;
    }

    /* 科技系统 */
    .sys-grid {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }

    .sys-btn {
        min-width: 0;
        min-height: 0.72rem;
        padding: 0.12rem 0.05rem 0.12rem 0.1rem;
        gap: 0.1rem;
    }

    .sys-btn-txt {
        font-size: 0.15rem;
        line-height: 1.35;
    }

    .sys-btn-ico {
        height: 0.2rem;
    }

    .sys-btn-ico img {
        max-height: 0.2rem;
    }

    /* 友情链接：双列 */
    .panel-links .link-list {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        grid-template-rows: none;
        grid-auto-flow: row;
        column-gap: 0.2rem;
        row-gap: 0.14rem;
    }

    .link-list a {
        font-size: 0.16rem;
        line-height: 1.4;
        min-width: 0;
        overflow-wrap: anywhere;
    }

    /* 页脚：波浪底图 + 居中 */
    .site-footer {
        background: url("../image/bottombg2.png") center bottom no-repeat;
        background-size: 100% auto;
        padding: 0.7rem 0 0.4rem;
        margin-top: -0.5rem;
    }

    .footer-main-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.24rem;
    }

    .footer-brand{
        display: none;
    }
    .footer-brand-logo {
        height: 0.52rem;
        filter: brightness(0) invert(1);
    }

    .footer-info {
        text-align: center;
        font-size: 0.22rem;
        line-height: 1.65;
    }

    .footer-info-line {
        white-space: normal;
        font-size: 0.15rem;
    }

    .footer-info-line-sub {
        display: none;
    }



    /* ========== 新闻网列表页 .n_container ========== */
    .n_container > .w15{
        padding: 0 3%;
    }

    .n_left {
        flex: none;
        width: 100%;
        display: none;
    }

    .n_left .con h1 {
        margin-top: -0.16rem;
        font-size: 0.2rem;
        padding: 0.18rem 0.14rem;
    }

    .n_right {
        padding: 0 0 0.32rem;
    }

    .n_right .mianbao {
        font-size: 0.12rem;
        padding: 0.1rem 0 0.12rem;
        margin-bottom: 0.18rem;
        display: none;
    }

    .n_titu{
        margin-top: 0.3rem;
    }
    .n_titu ul{padding:0}
    .n_titu a.clearfix {
        flex-direction: row;
        align-items: center;
        gap: 0.1rem;
        padding: 0.12rem 0.06rem;
    }

    .n_titu .text {
        flex-direction: row;
        align-items: center;
    }

    .n_titu h5.line1 {
        font-size: 0.18rem;
        white-space: nowrap;
        display: block;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .n_titu .text > i{
        font-size: 0.15rem;
    }
    .show01 h5{
        height: auto;
    }
    .show01 .show01-ul {
        justify-content: center;
        gap: 0.1rem 0.12rem;
        padding-bottom: 0.18rem;
    }

    .show01 .show01-ul li div {
        font-size: 0.18rem;
        padding: 0.07rem 0.12rem;
    }

    .show01 .show01-ul li div img {
        width: 0.18rem;
        height: 0.18rem;
    }
    .show02 p{
        font-size: 0.18rem !important;
    }

    #nav_slide {
        display: block;
        background: #17629e;
        line-height: 50px;
        position: relative;
        z-index: 2
    }

    #nav_slide #bnt_back {
        position: absolute;
        left: 0.16rem;
        top: -2px
    }

    #nav_slide #bnt_back img {
        height: 20px;
        vertical-align: middle
    }

    #nav_slide .n_title {
        height: 50px
    }

    #nav_slide h1 {
        font-size: 16px;
        color: #fff;
        text-align: center
    }

    #bnt_sub_nav {
        position: absolute;
        right: 0.16rem;
        top: 14.5px;
        cursor: pointer
    }

    #bnt_sub_nav img {
        display: block;
        height: 20px;
        transition: transform 0.3s ease;
    }

    #bnt_sub_nav.on img {
        -webkit-transform: rotate(-180deg);
        transform: rotate(-180deg)
    }

    #sub_nav_content {
        background: #f2f2f2;
        z-index: 9;
        width: 100%;
        box-shadow: 0 2px 8px 0 rgba(0, 0, 0, 0.2);
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        visibility: hidden;
        transition: max-height 0.38s ease, opacity 0.28s ease, visibility 0.28s ease;
    }

    #sub_nav_content.is-open {
        max-height: min(85vh, 5.6rem);
        opacity: 1;
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        visibility: visible;
    }

    #sub_nav_content ul {
        background: #FFFFFF
    }

    #sub_nav_content > ul > li {
        background: none;
        box-shadow: none;
        border-bottom: 1px solid #dedede;
        padding: 0 15px
    }

    #sub_nav_content > ul > li > a {
        display: block;
        font-size: 16px;
        padding: 12px 0;
        color: #333;
        width: 100%;
    }

    #sub_nav_content > ul > li.on > a {
        color: #17629e;
    }

    #sub_nav_content ul.n_sidebar-l2 {
        list-style: none;
        margin: 0 -15px 0 -15px;
        padding: 0;
        background: #f7f8f9;
        border-top: 1px solid #e8e8e8;
    }

    #sub_nav_content ul.n_sidebar-l2 li {
        border-bottom: 1px solid #e8e8e8;
        padding: 0;
    }

    #sub_nav_content ul.n_sidebar-l2 li:last-child {
        border-bottom: none;
    }

    #sub_nav_content ul.n_sidebar-l2 li a {
        display: block;
        font-size: 15px;
        padding: 10px 15px 10px 28px;
        color: #555;
        width: 100%;
        box-sizing: border-box;
    }

    #sub_nav_content ul.n_sidebar-l2 li.on > a {
        color: #17629e;
        font-weight: 600;
    }
}