.gxh-design {
    /*! padding: 35px; */
    /*! background: linear-gradient(160deg, #185A56 0%, #1a6b66 50%, #185A56 100%); */
    /*! border-radius: 6px; */
    /*! box-shadow: 0 4px 20px rgba(24,90,86,0.15); */
}
  

.banner-section {
    position: relative;
    overflow: hidden;
    height: 560px;
}

.banner-wrapper {
    display: flex;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    height: 100%;
}

.banner-slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-white);
    position: relative;
    background: var(--g-banner-1);
}

.banner-slide::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
}

.banner-slide::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 140px;
    background: linear-gradient(transparent, rgba(24,90,86,0.3));
}

.banner-content {
    text-align: center;
    z-index: 2;
    padding: 0 80px;
    max-width: 960px;
}

.banner-content h2 {
    font-size: 46px;
    margin-bottom: 22px;
    text-shadow: 0 3px 16px rgba(0,0,0,0.35);
    letter-spacing: 8px;
    font-weight: 700;
    line-height: 1.4;
}

.banner-content p {
    font-size: 17px;
    opacity: 0.75;
    max-width: 640px;
    margin: 0 auto;
    line-height: 2;
    letter-spacing: 1.5px;
}

.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.5);
    color: var(--c-white);
    font-size: 20px;
    cursor: pointer;
    z-index: 10;
    transition: all var(--duration) var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    border-radius: 50%;
}

.banner-section:hover .banner-arrow {
    opacity: 1;
}

.banner-arrow:hover {
    background: rgba(253,116,45,0.6);
    border-color: #185A56;
}

.banner-arrow.prev { left: 40px; }
.banner-arrow.next { right: 40px; }

.banner-dots {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 14px;
    z-index: 10;
}

.banner-dots span {
    width: 36px;
    height: 4px;
    background: rgba(255,255,255,1);
    cursor: pointer;
    transition: all var(--duration) var(--ease);
    border-radius: 2px;
}

.banner-dots span.active {
    background: #185A56;
    width: 56px;
    /*! box-shadow: 0 0 8px rgba(253,116,45,0.4); */
}

.news-section {
    padding: 60px 0px 70px 0px;
    background: var(--c-white);
    position: relative;
}

.news-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    opacity: 0.3;
}

.news-layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.news-left {
    flex: 1;
    min-width: 0;
    max-width: 50%;
}

.news-carousel {
    position: relative;
    overflow: hidden;
    height: 380px;
    box-shadow: var(--shadow-md);
    border-radius: 6px;
}

.news-carousel-wrapper {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    height: 100%;
}

.news-carousel-slide {
    min-width: 100%;
    height: 100%;
    background: var(--g-news-img);
    position: relative;
}

.news-carousel-slide::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 180px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
}

.news-carousel-slide .slide-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px 32px;
    color: var(--c-white);
    z-index: 2;
}

.news-carousel-slide .slide-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
    line-height: 1.7;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.news-carousel-slide .slide-content span {
    font-size: 14px;
    opacity: 1;
    letter-spacing: 0.5px;
    background: #185A56;
    color: #fff;
    border-radius: 50px;
    padding: 4px 12px;
    font-weight: 500;
}

.news-carousel-dots {
    position: absolute;
    bottom: 16px;
    right: 28px;
    display: flex;
    gap: 8px;
    z-index: 5;
}

.news-carousel-dots span {
    width: 28px;
    height: 3px;
    background: rgba(255,255,255,0.7);
    cursor: pointer;
    transition: all var(--duration) var(--ease);
    border-radius: 2px;
}

.news-carousel-dots span.active {
    background: #185A56;
    width: 40px;
    box-shadow: 0 0 6px rgba(253,116,45,0.4);
}

.news-carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: #185A56;
    color: #fff;
    border: none;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration) var(--ease);
    border-radius: 50%;
    z-index: 10;
    opacity: 0;
}

.news-carousel:hover .news-carousel-arrow {
    opacity: 1;
}

.news-carousel-arrow.prev {
    left: 16px;
}

.news-carousel-arrow.next {
    right: 16px;
}

.news-carousel-arrow:hover {
    background: #185A56;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 12px rgba(253,116,45,0.3);
}

.news-right {
    flex: 1;
    min-width: 0;
    max-width: 50%;
}

.news-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.news-list li {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 14px 0;
    border-bottom: 1px dashed #ddd;
    gap: 20px;
    transition: all var(--duration) var(--ease);
}

.news-list li:first-child { padding-top: 0; }
.news-list li:last-child { border-bottom: none; }
.news-list li:hover { padding-left: 8px; border-bottom-color: #185A56; }

.news-item-content {
    flex: 1;
    min-width: 0;
}

.news-item-content a {
    display: block;
    font-size: 18px;
    font-weight: 500;
    text-decoration: none;
    color: #333;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all .3s ease-in-out;
    margin-bottom: 8px;
}

.news-item-content a:hover { color: #185A56; font-weight: bold; }

.news-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}

.news-list li a:hover { color: #185A56; font-weight: bold; }

.news-list li .date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 80px;
    border: 1px solid #185A56;
    border-radius: 0px 5px 0px 0px;
    box-shadow: 0 2px 6px rgba(253,116,45,0.12);
    transition: box-shadow var(--duration) var(--ease);
}

.news-list li:hover .date {
    box-shadow: 0 3px 10px rgba(253,116,45,0.2);
}

.news-list li .date-year {
    font-size: 16px;
    font-weight: bold;
    line-height: 1.4;
    background: #185A56;
    color: #fff;
    width: 100%;
    text-align: center;
    padding: 4px 0;
}

.news-list li .date-mdy {
    font-size: 14px;
    line-height: 1.4;
    color: #333;
    width: 100%;
    text-align: center;
    padding: 4px 0;
    background: #fff;
}

.notice-section {
    background: var(--c-bg);
    position: relative;
    padding: 60px 0px 135px 0px;
}

.notice-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-border), transparent);
}

.notice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.notice-card {
    background: var(--c-white);
    padding: 28px;
    transition: all var(--duration) var(--ease);
    box-shadow: var(--shadow-xs);
    position: relative;
    border-left: 3px solid transparent;
}

.notice-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle at top right, rgba(24,90,86,0.08) 0%, transparent 70%);
    transition: opacity var(--duration) var(--ease);
}

.notice-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: #185A56;
    transition: background var(--duration) var(--ease);
}

.notice-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 36px rgba(0,0,0,0.1);
    border-left-color: #FD742D;
}

.notice-card:hover::after {
    background: #FD742D;
}

.notice-card:hover::before {
    opacity: 0;
}

.notice-card .notice-date-circle {
    position: absolute;
    top: -15px;
    right: 35px;
    padding: 6px 16px;
    background: linear-gradient(135deg, #185A56, #185A56);
    transform: skew(-20deg);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    color: #fff;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(24,90,86,0.2);
    transition: background var(--duration) var(--ease);
}

.notice-card:hover .notice-date-circle {
    background: linear-gradient(135deg, #FD742D, #FD742D);
    box-shadow: 0 2px 8px rgba(253,116,45,0.25);
}

.notice-card .notice-date-circle span {
    transform: skew(20deg);
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 1px;
}

.notice-card .notice-title {
    font-size: 18px;
    color: #333;
    line-height: 1.8;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--duration) var(--ease);
    position: relative;
    z-index: 1;
}

.notice-card:hover .notice-title { color: var(--c-primary); }

.academic-section {
    background: linear-gradient(135deg, #185A56 30%, #0563ad 50%);
    position: relative;
    z-index: 1;
    padding: 60px 0px 64px 0px;
}

.academic-section::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -50px;
    background-image: url(../images/xsdt-kycg-bj.png);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
    top: -54px;
}

.academic-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    z-index: 1;
}

.academic-section .section-header {
    border-bottom-color: #333;
}

.academic-section .section-header::after {
    background: #185A56;
}

.academic-section .section-header h2 {
    color: #fff;
}

.academic-section .section-header h2 .title-black {
    color: #333;
}

.academic-section .section-header h2 .title-blue {
    color: #185A56;
}

.academic-section .section-header .more-wrapper .line {
    background: rgba(255,255,255,0.3);
}

.academic-section .section-header .more-wrapper .arrow {
    color: #fff;
}

.academic-section .section-header .more-link {
    color: #333;
}

/* 科研成果区域保持白色 */
.academic-section .academic-right .section-header {
    border-bottom-color: rgba(255,255,255,0.2);
}

.academic-section .academic-right .section-header::after {
    background: #fff;
}

.academic-section .academic-right .section-header h2 .title-black {
    color: rgba(255,255,255,0.9);
}

.academic-section .academic-right .section-header h2 .title-blue {
    color: #fff;
}

.academic-section .academic-right .section-header .more-link {
    color: rgba(255,255,255,0.9);
}

.academic-layout {
    display: flex;
    gap: 40px;
    position: relative;
    z-index: 2;
}

.academic-left {
    flex: 6;
    min-width: 0;
    max-width: calc(60% - 30px);
    padding-right: 30px;
}

.academic-right {
    flex: 4;
    min-width: 0;
    max-width: 40%;
}

.academic-featured {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
    padding: 24px;
    transition: all var(--duration) var(--ease);
    border-radius: 5px;
    background: rgba(255,255,255,0.92);
    border-left: 3px solid transparent;
}

.academic-featured:hover {
    box-shadow: 0 8px 28px rgba(0,0,0,0.08);
    border-left-color: #185A56;
    transform: translateX(4px);
}

.academic-featured-img {
    width: 240px;
    height: 160px;
    background: var(--g-academic-img);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    border-radius: 4px;
}

.academic-featured-info h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.7;
    transition: color var(--duration) var(--ease);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.academic-featured-info h3:hover { color: #185A56; }

.academic-featured-info p {
    font-size: 13px;
    color: #666;
    line-height: 1.9;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.academic-list li {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 16px;
    background: rgba(255,255,255,1);
    margin-bottom: 20px;
    padding: 10px 15px;
    border-left: 3px solid transparent;
    transition: all var(--duration) var(--ease);
    border-radius: 0 3px 3px 0;
}

.academic-list li:hover {
    background: rgba(255,255,255,0.2);
    border-left-color: #185A56;
    transform: translateX(4px);
}

.academic-list li a {
    flex: 1;
    height: 40px;
    line-height: 40px;
    font-size: 18px;
    text-decoration: none;
    color: #333;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all .3s ease-in-out;
}

.academic-list li a:hover { color: #185A56; font-weight: bold; }

.academic-list li .date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    flex-shrink: 0;
    width: 60px;
}

.academic-list li .date-day {
    font-size: 24px;
    font-weight: bold;
    color: #185A56;
    line-height: 1;
}

.academic-list li .date-full {
    font-size: 12px;
    color: #185A56;
    line-height: 1.4;
    margin-top: 2px;
}

.academic-list li .date-line {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.3);
    flex-shrink: 0;
}

.research-list li {
    display: flex;
    gap: 18px;
    padding: 20px;
    border: 1px solid rgba(255,255,255,0.15);
    margin-bottom: 23px;
    align-items: flex-start;
    transition: all var(--duration) var(--ease);
    background: rgba(255,255,255,0.06);
    border-radius: 4px;
    border-left: 3px solid transparent;
}

.research-list li:last-child { margin-bottom: 0; }

.research-list li:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.3);
    border-left-color: #185A56;
    transform: translateX(4px);
}

.research-list {
    counter-reset: research-num;
}

.research-icon {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.2);
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    clip-path: polygon(0 0, 100% 0, 100% 70%, 50% 100%, 0 70%);
    transition: all var(--duration) var(--ease);
}

.research-icon::before {
    counter-increment: research-num;
    content: counter(research-num, decimal-leading-zero);
}

.research-list li:hover .research-icon {
    background: #fff;
    color: #185A56;
}

.research-info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.research-info h4 {
    font-size: 16px;
    font-weight: bold;
    color: rgba(255,255,255,0.9);
    margin-bottom: 8px;
    transition: all var(--duration) var(--ease);
}

.research-list li:hover .research-info h4 {
    color: #fff;
}

.research-info a {
    font-size: 18px;
    font-weight: 500;
    color: #fff;
    text-decoration: none;
    cursor: pointer;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 8px;
    transition: all var(--duration) var(--ease);
    z-index: 55;
    position: relative;
}

.research-info p {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    line-height: 1.5;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.research-list li:hover .research-info a {
    color: #fff;
}

.research-list li:hover .research-info p {
    color: rgba(255,255,255,0.8);
}

.topic-section {
    background: #fff;
    position: relative;
    padding: 135px 0px 70px 0px;
}

.topic-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-border), transparent);
}

.topic-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.topic-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--duration) var(--ease);
    box-shadow: var(--shadow-sm);
}

.topic-card:hover {
    box-shadow: 0 8px 28px rgba(0,0,0,0.12);
    transform: translateY(-4px);
}

.topic-card a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
}

.topic-card .pic {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}

.topic-card:hover .pic {
    transform: scale(1.1);
}

.topic-card .hover {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    color: #fff;
    transition: all var(--duration) var(--ease);
}

.topic-card:hover .hover {
    padding-bottom: 24px;
}

.topic-card .hover h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 4px;
    letter-spacing: 2px;
}

.topic-card .hover h4 {
    font-size: 12px;
    opacity: 0.8;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.topic-card .hover .jtou {
    position: absolute;
    bottom: 25px;
    right: 25px;
    height: 25px;
    transition: all 0.3s ease;
}

.topic-card:hover .hover .jtou {
    height: 30px;
    transform: translate(5px, -5px);
}

.back-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #185A56, #0563ad);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 9999;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(253,116,45,0.3);
}

.back-top:hover {
    background: linear-gradient(135deg, #185A56, #1a6b66);
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(24,90,86,0.35);
}

.back-top-arrow {
    width: 14px;
    height: 14px;
    border-left: 3px solid #fff;
    border-top: 3px solid #fff;
    transform: rotate(45deg);
    transform-origin: center;
    transition: all 0.3s ease;
}

.back-top:hover .back-top-arrow {
    width: 18px;
    height: 18px;
    transform: rotate(45deg) scale(1.2);
}

/* ===== RESPONSIVE: Large screens ===== */
@media (min-width: 1600px) {
    .banner-section { height: 620px; }
    .banner-content h2 { font-size: 52px; letter-spacing: 10px; }
    .news-carousel { height: 420px; }
}

/* ===== RESPONSIVE: Desktop / small desktop ===== */
@media (max-width: 1200px) {
    .banner-section { height: 480px; }
    .banner-content h2 { font-size: 38px; letter-spacing: 6px; }
    .banner-content p { font-size: 16px; }
    .news-left { max-width: 50%; }
    .news-right { max-width: 50%; }
    .academic-left { max-width: calc(60% - 30px); }
    .academic-right { max-width: 40%; }
    .news-carousel { height: 340px; }
    .section-header h2 { font-size: 32px; }
    .news-item-content a { font-size: 16px; }
    .academic-featured-img { width: 200px; height: 140px; }
    .topic-grid { grid-template-columns: repeat(3, 1fr); }
    .notice-grid { gap: 20px; }
}

/* ===== RESPONSIVE: Tablet landscape / iPad landscape ===== */
@media (max-width: 1024px) {
    /* --- Banner --- */
    .banner-section { height: 400px; }
    .banner-content h2 { font-size: 32px; letter-spacing: 4px; }
    .banner-content p { font-size: 15px; }
    .banner-arrow.prev { left: 24px; }
    .banner-arrow.next { right: 24px; }

    /* --- News section --- */
    .news-layout { display: block; }
    .news-left { max-width: 100%; margin-bottom: 24px; }
    .news-right { max-width: 100%; }
    .news-carousel { height: 320px; }
    .news-list li { gap: 16px; }
    .news-item-content a { font-size: 17px; }

    /* --- Notice section --- */
    .notice-section { padding: 60px 0 100px; }
    .notice-grid { grid-template-columns: repeat(2, 1fr); }

    /* --- Academic section --- */
    .academic-layout { flex-direction: column; }
    .academic-left { max-width: 100%; padding-right: 0; margin-top: 0; }
    .academic-right { max-width: 100%; margin-top: 36px; }
    .academic-section { padding: 60px 0 64px; }
    .academic-section::before { top: -40px; bottom: -40px; }
    .academic-featured-img { width: 220px; height: 150px; }

    /* --- Topic section --- */
    .topic-section { padding: 100px 0 60px; }
    .topic-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===== RESPONSIVE: Tablet portrait / iPad portrait ===== */
@media (max-width: 768px) {
    /* --- Banner --- */
    .banner-section {
        height: 280px;
        margin: 0;
        padding: 0;
    }
    .banner-slide {
        background-size: 100% auto !important;
        background-position: center top !important;
        background-repeat: no-repeat !important;
    }
    .banner-content { padding: 0 24px; max-width: 100%; }
    .banner-content h2 { font-size: 22px; letter-spacing: 2px; margin-bottom: 12px; }
    .banner-content p { font-size: 13px; line-height: 1.6; max-width: 100%; }
    .banner-arrow { width: 40px; height: 40px; font-size: 16px; opacity: 0.7; }
    .banner-section:hover .banner-arrow { opacity: 1; }
    .banner-arrow.prev { left: 12px; }
    .banner-arrow.next { right: 12px; }
    .banner-dots { bottom: 24px; gap: 10px; }
    .banner-dots span { width: 28px; height: 3px; }
    .banner-dots span.active { width: 42px; }
    .banner-slide::after { height: 100px; }

    /* --- News section --- */
    .news-section { padding: 40px 0 50px; }
    .news-layout { display: block; }
    .news-left { max-width: 100%; margin-bottom: 20px; }
    .news-right { max-width: 100%; }
    .news-carousel { height: 200px; }
    .news-carousel-slide .slide-content { padding: 16px 20px; }
    .news-carousel-slide .slide-content h3 { font-size: 15px; line-height: 1.5; margin-bottom: 8px; }
    .news-carousel-slide .slide-content span { font-size: 13px; padding: 3px 8px; }
    .news-carousel-arrow { opacity: 0.7; width: 36px; height: 36px; font-size: 15px; }
    .news-carousel:hover .news-carousel-arrow { opacity: 1; }
    .news-carousel-arrow.prev { left: 8px; }
    .news-carousel-arrow.next { right: 8px; }
    .news-carousel-dots { bottom: 12px; right: 16px; gap: 6px; }
    .news-carousel-dots span { width: 22px; }
    .news-carousel-dots span.active { width: 32px; }

    .news-list li { padding: 12px 0; gap: 14px; }
    .news-list li:hover { padding-left: 4px; }
    .news-list li .date { min-width: 65px; }
    .news-list li .date-year { font-size: 14px; padding: 3px 0; }
    .news-list li .date-mdy { font-size: 13px; padding: 3px 0; }
    .news-item-content a { font-size: 16px; margin-bottom: 6px; }
    .news-desc { font-size: 13px; }

    /* --- Notice section --- */
    .notice-section { padding: 40px 0 60px; }
    .notice-grid { grid-template-columns: 1fr; gap: 20px; }
    .notice-card { padding: 24px 20px; }
    .notice-card .notice-date-circle { right: 20px; top: -13px; padding: 5px 12px; }
    .notice-card .notice-date-circle span { font-size: 12px; letter-spacing: 0; }
    .notice-card .notice-title { font-size: 16px; line-height: 1.7; }

    /* --- Academic section --- */
    .academic-section {
        padding: 40px 0 50px;
        background: linear-gradient(135deg, #185A56 30%, #0563ad 50%);
    }
    .academic-section::before { top: -24px; bottom: -24px; background-image: none; }
    .academic-left { padding-right: 0; }
    .academic-right { margin-top: 32px; }

    /* 学术动态+科研成果 所有标题文字/装饰线/更多链接 统一白色 */
    .academic-section .section-header { border-bottom-color: rgba(255,255,255,0.25); }
    .academic-section .section-header::after { background: #fff; }
    .academic-section .section-header h2 .title-black,
    .academic-section .section-header h2 .title-blue { color: #fff; }
    .academic-section .section-header .more-link { color: #fff; }
    .academic-section .section-header .more-wrapper .line { background: rgba(255,255,255,0.4); }
    .academic-section .section-header .more-wrapper .arrow { color: #fff; }

    .academic-featured { flex-direction: column; padding: 16px; margin-bottom: 16px; }
    .academic-featured-img { width: 100%; height: 160px; }
    .academic-featured-info { text-align: left; }
    .academic-featured-info h3 { font-size: 16px; margin-bottom: 8px; }
    .academic-featured-info p { font-size: 12px; line-height: 1.7; }

    .academic-list li { padding: 8px 12px; margin-bottom: 12px; gap: 12px; }
    .academic-list li a { font-size: 15px; height: 36px; line-height: 36px; }
    .academic-list li .date { width: 52px; }
    .academic-list li .date-day { font-size: 20px; }
    .academic-list li .date-full { font-size: 11px; }
    .academic-list li .date-line { height: 36px; }

    .research-list li { padding: 16px; margin-bottom: 16px; gap: 14px; }
    .research-icon { width: 48px; height: 48px; font-size: 20px; }
    .research-info a { font-size: 15px; margin-bottom: 6px; }
    .research-info p { font-size: 13px; }

    /* --- Topic section --- */
    .topic-section { padding: 60px 0 50px; }
    .topic-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .topic-card .pic { height: 160px; }
    .topic-card .hover { padding: 16px; }
    .topic-card .hover h3 { font-size: 16px; letter-spacing: 1px; }
    .topic-card .hover h4 { font-size: 11px; }
    .topic-card .hover .jtou { height: 20px; bottom: 20px; right: 20px; }

    /* --- Back to top --- */
    .back-top { width: 48px; height: 48px; bottom: 24px; right: 24px; }
    .back-top:hover { transform: translateY(-3px); }
    .back-top-arrow { width: 12px; height: 12px; }
}

/* ===== RESPONSIVE: Mobile phone ===== */
@media (max-width: 480px) {
    /* --- Banner --- */
    .banner-section { height: 130px; }
    .banner-content { padding: 0 16px; }
    .banner-content h2 {
        font-size: 16px;
        letter-spacing: 1px;
        margin-bottom: 6px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .banner-content p { display: none; }
    .banner-arrow { width: 32px; height: 32px; font-size: 14px; }
    .banner-arrow.prev { left: 8px; }
    .banner-arrow.next { right: 8px; }
    .banner-dots { bottom: 14px; gap: 6px; }
    .banner-dots span { width: 18px; height: 3px; }
    .banner-dots span.active { width: 28px; }
    .banner-slide::after { height: 80px; }

    /* --- News section --- */
    .news-section { padding: 30px 0 36px; }
    .news-layout { display: block; }
    .news-left { margin-bottom: 16px; }
    .news-carousel { height: 180px; }
    .news-carousel-slide .slide-content { padding: 10px 14px; }
    .news-carousel-slide .slide-content h3 {
        font-size: 13px;
        line-height: 1.4;
        margin-bottom: 6px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .news-carousel-slide .slide-content span { font-size: 11px; padding: 2px 6px; }
    .news-carousel-arrow { width: 28px; height: 28px; font-size: 12px; }
    .news-carousel-arrow.prev { left: 6px; }
    .news-carousel-arrow.next { right: 6px; }
    .news-carousel-dots { bottom: 8px; right: 10px; gap: 4px; }
    .news-carousel-dots span { width: 16px; height: 2px; }
    .news-carousel-dots span.active { width: 24px; }

    .news-list li { padding: 10px 0; gap: 10px; }
    .news-list li:hover { padding-left: 4px; }
    .news-list li .date { min-width: 52px; }
    .news-list li .date-year { font-size: 12px; padding: 2px 0; }
    .news-list li .date-mdy { font-size: 11px; padding: 2px 0; }
    .news-item-content a { font-size: 14px; margin-bottom: 4px; }
    .news-desc { font-size: 12px; -webkit-line-clamp: 1; }

    /* --- Notice section --- */
    .notice-section { padding: 30px 0 36px; }
    .notice-grid { gap: 16px; }
    .notice-card { padding: 22px 16px 18px; }
    .notice-card .notice-date-circle { right: 14px; top: -11px; padding: 4px 8px; }
    .notice-card .notice-date-circle span { font-size: 10px; letter-spacing: 0; }
    .notice-card .notice-title { font-size: 14px; line-height: 1.6; }
    .notice-card::before { width: 50px; height: 50px; }

    /* --- Academic section --- */
    .academic-section {
        padding: 30px 0 36px;
        background: linear-gradient(135deg, #185A56 30%, #0563ad 50%);
    }
    .academic-section::before { top: -10px; bottom: -10px; opacity: 0.6; background-image: none; }

    .academic-featured { padding: 12px; margin-bottom: 12px; gap: 12px; }
    .academic-featured-img { height: 130px; }
    .academic-featured-info h3 { font-size: 14px; margin-bottom: 6px; }
    .academic-featured-info p { font-size: 12px; -webkit-line-clamp: 2; line-height: 1.6; }

    .academic-list li { padding: 6px 8px; margin-bottom: 8px; gap: 8px; }
    .academic-list li a { font-size: 13px; height: 30px; line-height: 30px; }
    .academic-list li .date { width: 40px; }
    .academic-list li .date-day { font-size: 16px; }
    .academic-list li .date-full { font-size: 10px; }
    .academic-list li .date-line { height: 30px; }

    .research-list li { padding: 12px; margin-bottom: 10px; gap: 10px; flex-direction: row; align-items: flex-start; }
    .research-list li:last-child { margin-bottom: 0; }
    .research-icon { width: 38px; height: 38px; font-size: 14px; }
    .research-info a { font-size: 13px; margin-bottom: 4px; }
    .research-info p { font-size: 12px; -webkit-line-clamp: 2; }

    /* --- Topic section --- */
    .topic-section { padding: 40px 0 36px; }
    .topic-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .topic-card .pic { height: 110px; }
    .topic-card .hover { padding: 10px; }
    .topic-card .hover h3 { font-size: 13px; letter-spacing: 1px; margin-bottom: 2px; }
    .topic-card .hover h4 { font-size: 10px; margin-bottom: 4px; letter-spacing: 0; }
    .topic-card .hover .jtou { height: 16px; bottom: 12px; right: 12px; }

    /* --- Back to top --- */
    .back-top { width: 40px; height: 40px; bottom: 16px; right: 16px; }
    .back-top-arrow { width: 10px; height: 10px; border-width: 2px; }
}