@charset "utf-8";

@media screen and (max-width: 1440px) {
    .hero {
        height: 8.2rem;
    }

    .sec-title-text {
        font-size: 0.42rem;
    }
}

@media screen and (max-width: 1024px) {
    .site-header {
        position: sticky;
        top: 0;
        left: 0;
        width: 100%;
        padding: 0.14rem 0;
        background: #2f4148;
        z-index: 100;
    }

    .site-header.is-scrolled {
        position: sticky;
        padding: 0.12rem 0;
        background: #2f4148;
        box-shadow: 0 0.04rem 0.18rem rgba(0, 0, 0, 0.2);
    }

    .site-header-inner {
        gap: 0.1rem;
    }

    .site-logo {
        flex: 1;
        min-width: 0;
    }

    .site-logo img {
        height: 0.48rem;
    }

    .site-header.is-scrolled .site-logo img {
        height: 0.42rem;
    }

    .site-header-actions {
        flex: 0 0 auto;
        gap: 0.1rem;
        position: relative;
    }

    .site-menu-toggle {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        width: 0.52rem;
        height: 0.52rem;
        border: none;
        border-radius: 0.09rem;
        background: rgba(255, 255, 255, 0.14);
        padding: 0;
        cursor: pointer;
        flex-shrink: 0;
        z-index: 120;
        transition: background 0.2s ease;
    }

    .site-menu-toggle:hover,
    .site-menu-toggle:focus-visible {
        background: rgba(255, 255, 255, 0.24);
        outline: none;
    }

    .site-menu-toggle img {
        display: block;
        width: 0.26rem;
        height: auto;
    }

    .site-search-btn-mobile {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        width: 0.48rem;
        height: 0.48rem;
        border: none;
        background: transparent;
        padding: 0;
        cursor: pointer;
        flex-shrink: 0;
        z-index: 120;
    }

    .site-search-btn-mobile img {
        width: 0.24rem;
        height: 0.24rem;
        display: block;
    }

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

    /* 关闭时必须 display:none，否则 fixed + overflow 会劫持页面滑动并弹回顶部 */
    .site-header-right {
        display: none !important;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        height: 100dvh;
        margin: 0;
        background: linear-gradient(180deg, #2d4f58 0%, #335e69 38%, #2a4a52 100%);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 0;
        padding: calc(0.1rem + env(safe-area-inset-top, 0px)) 0 calc(0.2rem + env(safe-area-inset-bottom, 0px));
        transform: none;
        z-index: 1000;
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        box-sizing: border-box;
    }

    body.mobile-nav-open .site-header-right {
        display: flex !important;
    }

    body.mobile-nav-open {
        overflow: hidden !important;
    }

    .wap.mobile-nav-sheet-head {
        display: flex !important;
    }

    .mobile-nav-sheet-head {
        position: sticky;
        top: calc(-1 * env(safe-area-inset-top, 0px));
        z-index: 2;
        flex-shrink: 0;
        margin: 0 0 0.08rem;
        padding: 0.12rem 0.16rem 0.14rem;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.18);
    }

    .mobile-nav-sheet-brand {
        flex-shrink: 0;
        text-decoration: none;
    }

    .mobile-nav-sheet-logo {
        display: block;
        height: 0.48rem;
        width: auto;
        max-width: 2.2rem;
        object-fit: contain;
    }

    .site-nav-close {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        width: 0.52rem;
        height: 0.52rem;
        margin: 0;
        padding: 0;
        border: none;
        border-radius: 0.08rem;
        font-size: 0.36rem;
        line-height: 1;
        color: #fff;
        background: rgba(255, 255, 255, 0.12);
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .site-nav-close:hover,
    .site-nav-close:focus-visible {
        background: rgba(255, 255, 255, 0.22);
        outline: none;
    }

    .site-nav {
        width: 100%;
    }

    .site-nav-list {
        flex-direction: column;
        flex-wrap: nowrap;
        align-items: stretch;
        gap: 0;
        width: 100%;
        padding: 0 0.18rem 0.28rem;
        box-sizing: border-box;
    }

    .site-nav-item {
        width: 100%;
        border-bottom: 0.01rem solid rgba(255, 255, 255, 0.12);
    }

    .site-nav-link {
        display: block;
        width: 100%;
        padding: 0.2rem 0.36rem 0.2rem 0.09rem;
        font-size: 0.22rem;
        text-align: left;
        white-space: normal;
        position: relative;
    }

    .site-nav-link::after {
        display: none;
    }

    .site-nav-item:has(> .site-nav-sub) > .site-nav-link::after {
        content: "";
        display: block;
        position: absolute;
        right: 0.1rem;
        top: 50%;
        left: auto;
        bottom: auto;
        width: 0.09rem;
        height: 0.09rem;
        margin-top: -0.06rem;
        border-right: 0.02rem solid rgba(255, 255, 255, 0.75);
        border-bottom: 0.02rem solid rgba(255, 255, 255, 0.75);
        background: none;
        transform: rotate(45deg);
        transition: transform 0.22s ease;
    }

    .site-nav-item.is-sub-open:has(> .site-nav-sub) > .site-nav-link::after,
    .site-nav-item.open:has(> .site-nav-sub) > .site-nav-link::after {
        transform: rotate(225deg);
        margin-top: -0.02rem;
    }

    .site-nav-sub,
    .site-nav-item:hover > .site-nav-sub,
    .site-nav-item:focus-within > .site-nav-sub {
        position: static !important;
        left: auto !important;
        top: auto !important;
        transform: none !important;
        min-width: 0;
        width: 100%;
        margin: 0;
        padding: 0 0 0.14rem 0.14rem;
        background: transparent !important;
        box-shadow: none !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: none;
        z-index: auto;
    }

    .site-nav-item.open > .site-nav-sub,
    .site-nav-item.is-sub-open > .site-nav-sub,
    .site-nav-item.open:hover > .site-nav-sub,
    .site-nav-item.is-sub-open:hover > .site-nav-sub,
    .site-nav-item.open:focus-within > .site-nav-sub,
    .site-nav-item.is-sub-open:focus-within > .site-nav-sub {
        display: block !important;
    }

    .site-nav-item:not(.is-sub-open):not(.open) > .site-nav-sub {
        display: none !important;
    }

    .site-nav-sub a {
        color: rgba(255, 255, 255, 0.88) !important;
        padding: 0.14rem 0.1rem;
        white-space: normal;
        font-size: 0.2rem;
        text-align: left;
        background: transparent !important;
    }

    .site-nav-sub a:hover {
        background: transparent !important;
        color: #fff !important;
    }

    .mobile-nav-sheet-actions {
        gap: 0.12rem;
        flex-shrink: 0;
    }

    .site-lang-sheet {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        height: 0.52rem;
        padding: 0 0.16rem;
        border-left: none;
        border-radius: 0.08rem;
        background: rgba(255, 255, 255, 0.12);
        color: #fff;
        font-size: 0.16rem;
        font-weight: 500;
        letter-spacing: 0.02em;
        line-height: 1;
        white-space: nowrap;
    }

    .site-lang-sheet:hover {
        background: rgba(255, 255, 255, 0.22);
        color: #fff;
    }

    .site-header-tools {
        display: none !important;
    }

    .hero {
        height: 2.8rem;
        max-height: none;
    }

    .hero-slide::after {
        display: none;
    }

    .hero-pagination {
        bottom: 0.2rem;
    }

    .sec-global {
        padding: 0.7rem 0 0.5rem;
        background: #fff url("../images/bannerbg5.png") calc(100% - 0.5rem) calc(100% - 4rem)  no-repeat;
        background-size: contain;
    }

    .sec-global-deco {
        display: none;
    }

    .sec-global-deco-br {
        display: block;
        right: 0;
        bottom: 0;
        width: 2.8rem;
        height: 1.9rem;
        opacity: 0.75;
        background-position: right bottom;
        background-size: contain;
    }

    .sec-head {
        margin-bottom: 0.28rem;
    }

    .sec-title-text {
        font-size: 0.32rem;
    }

    .sec-title-mark {
        width: 0.62rem;
        left: -0.04rem;
    }

    .sec-more {
        font-size: 0.16rem;
        letter-spacing: 0.04em;
    }

    .global-card {
        min-height: 1.8rem;
        padding: 0.22rem 0.18rem 0.24rem;
        border-radius: 0.06rem;
    }

    .global-card-date {
        font-size: 0.18rem;
        margin-bottom: 0.14rem;
    }

    .global-card-title {
        font-size: 0.16rem;
    }

    .global-swiper {
        --tri-offset: 50%;
    }

    .global-swiper .swiper-slide {
        padding-bottom: 0.8rem;
    }

    .global-card::after,
    .global-card::before {
        left: 50%;
        right: auto;
        transform: translateX(-50%) rotate(45deg);
    }

    .global-card::before {
        transform: translateX(-50%);
        width: 0.28rem;
        left: 14%;
        margin-left: -0.14rem;
    }

    .global-card.is-tri-right::after,
    .global-card.is-tri-left::after {
        left: 14%;
        right: auto;
        transform: translateX(-50%) rotate(45deg);
    }

    .global-card.is-tri-right::before,
    .global-card.is-tri-left::before {
        left: 14%;
        right: auto;
        margin-left: -0.14rem;
        transform: none;
    }

    .global-card.is-tri-right + .global-card-node,
    .global-card.is-tri-left + .global-card-node,
    .global-card-node {
        left: 14%;
        right: auto;
        transform: translateX(-50%);
    }

    .global-timeline {
        height: 0.9rem;
        margin-top: -0.8rem;
        margin-bottom: 0;
    }

    .global-timeline-seal {
        width: 1.05rem;
        height: 0.68rem;
    }

    .global-timeline-seal img {
        width: 0.8rem;
        height: 0.68rem;
    }

    .global-card-node {
        width: 0.08rem;
        height: 0.08rem;
        bottom: 0.3rem;
        box-shadow: 0 0 0 0.05rem rgba(140, 170, 185, 0.4);
    }

    .global-nav {
        gap: 0.2rem;
    }

    .global-nav-btn {
        font-size: 0.12rem;
        gap: 0.1rem;
    }

    .global-nav-btn img {
        width: 0.7rem;
    }

    .sec-study {
        padding: 0.7rem 0 0;
        margin-top: 0;
        background: url("../images/bannerbgm.png") center top no-repeat;
        background-size: auto;
    }

    .sec-study-inner {
        padding-top: 0.28rem;
    }

    .study-card-caption {
        font-size: 0.22rem;
        padding: 0.32rem 0.12rem 0.14rem;
    }

    .study-pagination {
        margin-top: 0.22rem;
    }

    .bottom {
        padding: 0.59rem 0 0.2rem;
        min-height: 1.4rem;
        background: url("../images/bottomm.png") center top / cover no-repeat;
    }

    .bottom-panel {
        margin-top: 0;
        padding: 0.2rem 0;
    }

    .bottom-brand,
    .bottom-aside-addr {
        display: none;
    }

    .bottom-grid {
        min-height: 0;
        margin: 0;
    }

    .bottom-aside {
        position: static !important;
        right: auto !important;
        top: auto !important;
        margin-left: 0 !important;
        width: 100%;
        align-items: center !important;
        text-align: center;
    }

    .bottom-copy {
        font-size: 0.18rem;
        text-align: center;
        color: rgba(255, 255, 255, 0.92);
    }

    .bottom-copy .bottom-aside-sep,
    .bottom-copy a {
        display: none;
    }
}

@media screen and (max-width: 640px) {

    .sec-head {
        flex-wrap: wrap;
        gap: 0.12rem;
    }

    .sec-title-text {
        font-size: 0.28rem;
    }

    .global-card {
        min-height:1.8rem;
    }

    .global-card-date {
        font-size: 0.18rem;
    }

    .global-card-title {
        font-size: 0.2rem;
    }


    .site-search-overlay-title {
        font-size: 0.28rem;
    }
}