html {
    font-size: 62.5%;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1e5aa8;
    --primary-dark: #154a8a;
    --primary-light: #3498db;
    --secondary-color: #f39c12;
    --accent-color: #e74c3c;
    --text-dark: #2c3e50;
    --text-gray: #7f8c8d;
    --text-light: #ecf0f1;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e9ecef;
    --shadow-sm: 0 2px 0.8rem rgba(0,0,0,0.08);
    --shadow-md: 0 0.4rem 1.6rem rgba(0,0,0,0.1);
    --shadow-lg: 0 0.8rem 3.2rem rgba(0,0,0,0.12);
    --radius-sm: 0.8rem;
    --radius-md: 1.2rem;
    --radius-lg: 1.6rem;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 140rem;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== 顶部信息栏 ===== */
.top-bar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    padding: 0.8rem 0;
    font-size: 1.4rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 2.4rem;
}

.top-bar-left span {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.top-bar-right {
    display: flex;
    gap: 1.6rem;
}

.top-bar-right a:hover {
    color: var(--secondary-color);
}

/* ===== 头部 Logo 区域 ===== */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 2rem;
    max-width: 140rem;
    margin: auto;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

.logo-section img {
    width: 36rem;
}

/* 搜索框 */
.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-light);
    border-radius: 5rem;
    padding: 0.8rem 1.6rem;
    width: 32rem;
    transition: var(--transition);
    border: 2px solid transparent;
}

.search-box:focus-within {
    border-color: var(--primary-color);
    background: var(--bg-white);
    box-shadow: 0 0 0 4px rgba(30, 90, 168, 0.1);
}

.search-box input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    font-size: 1.4rem;
    color: var(--text-dark);
}

.search-box input::placeholder {
    color: var(--text-gray);
}

.search-box button {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.6rem;
    cursor: pointer;
    padding: 0.4rem;
    transition: var(--transition);
}

.search-box button:hover {
    color: var(--secondary-color);
    transform: scale(1.1);
}

/* 导航栏 */
.nav-wrapper {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.nav-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo {
    width: 6.4rem;
    height: 6.4rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.8rem;
    font-weight: bold;
}

.school-info h1 {
    font-size: 2.4rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.school-info .motto {
    font-size: 1.4rem;
    color: var(--text-gray);
    letter-spacing: 2px;
}

.school-info .motto span {
    color: var(--secondary-color);
    font-weight: 600;
}

/* ===== 导航菜单 ===== */
.nav-menu {
    display: flex;
    gap: 0;
}

.nav-item {
    position: relative;
}

.nav-item > a {
    display: block;
    padding: 1.4rem 2rem;
    font-size: 1.8rem;
    font-weight: 500;
    color: rgba(255,255,255,0.9);
    transition: var(--transition);
    position: relative;
    white-space: nowrap;
}

.nav-item > a:hover,
.nav-item.active > a {
    color: white;
    background: rgba(255,255,255,0.1);
}

.nav-item > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0.3rem;
    background: var(--secondary-color);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-item > a:hover::after,
.nav-item.active > a::after {
    width: 60%;
}

/* 下拉菜单 */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 18rem;
    background: var(--bg-white);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(1rem);
    transition: var(--transition);
    padding: 0.8rem 0;
    z-index: 100;
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown li a {
    display: block;
    padding: 1rem 2rem;
    font-size: 1.4rem;
    color: var(--text-dark);
    transition: var(--transition);
}

.dropdown li a:hover {
    background: rgba(30, 90, 168, 0.08);
    color: var(--primary-color);
    padding-left: 2.4rem;
}

/* 移动端菜单按钮 */
.mobile-actions {
    display: none;
    align-items: center;
    gap: 0.8rem;
}

.mobile-menu-btn,
.mobile-search-btn {
    display: none;
    font-size: 2rem;
    color: var(--primary-color);
    cursor: pointer;
    padding: 0.8rem;
}

/* 搜索弹窗 */
.search-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.search-modal.active {
    display: flex;
}

.search-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(0.4rem);
}

.search-modal-content {
    position: relative;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 60rem;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.3s ease;
    overflow: hidden;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(-2rem) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.search-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.6rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.search-modal-header h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
}

.search-modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-gray);
    cursor: pointer;
    transition: var(--transition);
}

.search-modal-close:hover {
    color: var(--accent-color);
    transform: rotate(90deg);
}

.search-modal-body {
    padding: 2rem;
}

.search-modal-input-box {
    display: flex;
    align-items: center;
    background: var(--bg-light);
    border-radius: 5rem;
    padding: 1rem 1.6rem;
    border: 2px solid transparent;
    transition: var(--transition);
}

.search-modal-input-box:focus-within {
    border-color: var(--primary-color);
    background: var(--bg-white);
    box-shadow: 0 0 0 4px rgba(30, 90, 168, 0.1);
}

.search-modal-input-box input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    font-size: 1.6rem;
    color: var(--text-dark);
}

.search-modal-input-box button {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.4rem 0.8rem;
    transition: var(--transition);
}

.search-modal-input-box button:hover {
    color: var(--secondary-color);
    transform: scale(1.1);
}

/* ===== Swiper 轮播 ===== */
.banner-section {
    position: relative;
    overflow: hidden;
}

.banner-swiper {
    height: 48rem;
}

.banner-slide {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* .banner-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(30, 90, 168, 0.7) 0%, rgba(21, 74, 138, 0.5) 100%);
    z-index: 1;
} */

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-content {
    position: absolute;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 80rem;
    padding: 0 2rem;
}

.banner-content h2 {
    font-size: 4.8rem;
    font-weight: 700;
    margin-bottom: 1.6rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
    animation: fadeInUp 1s ease;
}

.banner-content p {
    font-size: 1.8rem;
    margin-bottom: 3.2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.banner-btn {
    display: inline-block;
    padding: 1.4rem 4rem;
    background: var(--secondary-color);
    color: white;
    border-radius: 5rem;
    font-weight: 600;
    font-size: 1.6rem;
    transition: var(--transition);
    animation: fadeInUp 1s ease 0.4s both;
}

.banner-btn:hover {
    background: #e67e22;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(243, 156, 18, 0.4);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(3rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.banner-swiper .swiper-pagination-bullet {
    width: 1.2rem;
    height: 1.2rem;
    background: rgba(255,255,255,0.5);
    opacity: 1;
}

.banner-swiper .swiper-pagination-bullet-active {
    background: var(--secondary-color);
    width: 3.2rem;
    border-radius: 0.6rem;
}

.banner-swiper .swiper-button-prev,
.banner-swiper .swiper-button-next {
    color: white;
    background: rgba(255,255,255,0.2);
    width: 4.8rem;
    height: 4.8rem;
    border-radius: 50%;
    backdrop-filter: blur(1rem);
    transition: var(--transition);
}

.banner-swiper .swiper-button-prev:hover,
.banner-swiper .swiper-button-next:hover {
    background: rgba(255,255,255,0.3);
}

.banner-swiper .swiper-button-prev::after,
.banner-swiper .swiper-button-next::after {
    font-size: 2rem;
    font-weight: bold;
}

/* ===== 快捷通道 ===== */
.quick-access {
    background: var(--bg-white);
    padding: 4rem 0;
    margin-top: 4rem;
    position: relative;
    z-index: 10;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.quick-access-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 2rem;
}

.quick-item {
    text-align: center;
    padding: 1.6rem 0.8rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
}

.quick-item:hover {
    background: var(--bg-light);
    transform: translateY(-0.4rem);
}

.quick-icon {
    width: 5.6rem;
    height: 5.6rem;
    margin: 0 auto 1.2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.4rem;
    transition: var(--transition);
}

.quick-item:hover .quick-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 20px rgba(30, 90, 168, 0.3);
}

.quick-item:nth-child(2) .quick-icon {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.quick-item:nth-child(3) .quick-icon {
    background: linear-gradient(135deg, #27ae60, #229954);
}

.quick-item:nth-child(4) .quick-icon {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.quick-item:nth-child(5) .quick-icon {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
}

.quick-item:nth-child(6) .quick-icon {
    background: linear-gradient(135deg, #1abc9c, #16a085);
}

.quick-item:nth-child(7) .quick-icon {
    background: linear-gradient(135deg, #34495e, #2c3e50);
}

.quick-item:nth-child(8) .quick-icon {
    background: linear-gradient(135deg, #e91e63, #c2185b);
}

.quick-item span {
    font-size: 1.4rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* ===== 新闻公告区域 ===== */
.news-section {
    padding: 5rem 0;
}

.featured-news {
    margin-bottom: 4.8rem;
}

.featured-news-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.featured-news-card:hover {
    transform: translateY(-0.4rem);
    box-shadow: var(--shadow-lg);
}

.featured-news-image {
    position: relative;
    height: 100%;
    min-height: 32rem;
}

.featured-news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.featured-news-card:hover .featured-news-image img {
    transform: scale(1.05);
}

.featured-news-tag {
    position: absolute;
    top: 2rem;
    left: 2rem;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    font-size: 1.4rem;
    border-radius: 2rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(30, 90, 168, 0.4);
    z-index: 2;
}

.featured-news-content {
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-news-content h2 {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.6rem;
    line-height: 1.4;
    transition: var(--transition);
}

.featured-news-card:hover .featured-news-content h2 {
    color: var(--primary-color);
}

.featured-news-content p {
    font-size: 1.5rem;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 2.4rem;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.featured-news-meta {
    display: flex;
    gap: 2.4rem;
    margin-bottom: 2.4rem;
    font-size: 1.4rem;
    color: var(--text-gray);
}

.featured-news-meta span {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.featured-news-meta i {
    color: var(--primary-color);
}

.featured-news-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.2rem 2.8rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 5rem;
    font-size: 1.4rem;
    font-weight: 500;
    transition: var(--transition);
    align-self: flex-start;
}

.featured-news-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 90, 168, 0.3);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3.2rem;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--text-dark);
    position: relative;
    padding-left: 1.6rem;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0.5rem;
    height: 2.8rem;
    background: linear-gradient(180deg, var(--primary-color), var(--primary-light));
    border-radius: 0.3rem;
}

.section-title small {
    display: block;
    font-size: 1.3rem;
    color: var(--text-gray);
    font-weight: 400;
    margin-top: 0.4rem;
    letter-spacing: 1px;
}

.more-link {
    color: var(--primary-color);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 500;
}

.more-link:hover {
    color: var(--secondary-color);
    gap: 1rem;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3.6rem;
}

.news-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-0.8rem);
    box-shadow: var(--shadow-lg);
}

.news-card.featured {
    grid-column: span 1;
    display: flex;
    flex-direction: column;
}

.news-card.featured .news-card-image {
    height: 28rem;
}

.news-card.featured .news-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-card.featured .news-card-title {
    font-size: 2.2rem;
    line-height: 1.4;
    margin-bottom: 1.6rem;
}

.news-card.featured .news-card-desc {
    flex: 1;
    -webkit-line-clamp: 4;
}

.news-card-image {
    height: 20rem;
    overflow: hidden;
    position: relative;
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-card:hover .news-card-image img {
    transform: scale(1.1);
}

.news-card-tag {
    position: absolute;
    top: 1.6rem;
    left: 1.6rem;
    padding: 0.8rem 1.8rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    font-size: 1.3rem;
    border-radius: 2rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(30, 90, 168, 0.3);
}

.news-card-tag.notice {
    background: linear-gradient(135deg, var(--accent-color), #c0392b);
}

.news-card-body {
    padding: 2.4rem;
}

.news-card-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1.2rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.news-card-desc {
    font-size: 1.4rem;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 1.6rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.3rem;
    color: var(--text-gray);
    padding-top: 1.2rem;
    border-top: 1px solid var(--border-color);
}

.news-card-meta span {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

/* 新闻列表 */
.news-list-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 3.4rem;
    box-shadow: var(--shadow-sm);
}

.news-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2.4rem;
    margin-bottom: 2.8rem;
    border-bottom: 2px solid var(--border-color);
}

.news-tab {
    padding: 1.2rem 0;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-gray);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.news-tab.active {
    color: var(--primary-color);
}

.news-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 0.3rem;
    background: var(--primary-color);
    border-radius: 2px;
}

.news-list {
    display: none;
}

.news-list.active {
    display: block;
}

.news-list-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.4rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.news-list-item:last-child {
    border-bottom: none;
}

.news-list-item:hover {
    background: rgba(30, 90, 168, 0.03);
    margin: 0 -1.2rem;
    padding-left: 1.2rem;
    padding-right: 1.2rem;
    border-radius: 0.6rem;
}

.news-list-item a {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    flex: 1;
    min-width: 0;
    font-size: 1.5rem;
    color: var(--text-dark);
    line-height: 1.6;
}

.news-list-item a::before {
    content: '';
    width: 0.6rem;
    height: 0.6rem;
    background: var(--primary-light);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 0.8rem;
    transition: var(--transition);
}

.news-list-item:hover a::before {
    background: var(--primary-color);
}

.news-list-item:hover a {
    color: var(--primary-color);
}

.news-list-item a .title-text {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-list-item .date {
    color: var(--text-gray);
    font-size: 1.3rem;
    flex-shrink: 0;
    padding-top: 2px;
    white-space: nowrap;
}

/* ===== 友情链接 ===== */
.links-section {
    padding: 6rem 0;
    background: var(--bg-light);
}

.links-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1.6rem;
}

.link-item {
    display: inline-block;
    padding: 1rem 2.4rem;
    background: var(--bg-white);
    color: var(--text-gray);
    border-radius: 5rem;
    font-size: 1.4rem;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.link-item:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== 三栏内容区 ===== */
.content-section {
    padding: 8rem 0;
    background: var(--bg-white);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3.6rem;
}

.content-block {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 3.2rem;
    transition: var(--transition);
}

.content-block:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-0.4rem);
}

.content-block-header {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 2.4rem;
    padding-bottom: 1.6rem;
    border-bottom: 2px solid var(--border-color);
}

.content-block-icon {
    width: 4.4rem;
    height: 4.4rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.content-block.party .content-block-icon {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.content-block.teaching .content-block-icon {
    background: linear-gradient(135deg, #27ae60, #229954);
}

.content-block.student .content-block-icon {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.content-block-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
}

.content-block-title small {
    display: block;
    font-size: 1.2rem;
    color: var(--text-gray);
    font-weight: 400;
    letter-spacing: 1px;
}

.content-list-item {
    position: relative;
    padding: 1.4rem 0 1.4rem 2rem;
    border-bottom: 1px dashed var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.content-list-item:last-child {
    border-bottom: none;
}

.content-list-item:hover {
    padding-left: 2.8rem;
}

.content-list-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2rem;
    width: 0.8rem;
    height: 0.8rem;
    background: var(--primary-color);
    border-radius: 50%;
    transition: var(--transition);
}

.content-block.party .content-list-item::before {
    background: #e74c3c;
}

.content-block.teaching .content-list-item::before {
    background: #27ae60;
}

.content-block.student .content-list-item::before {
    background: #f39c12;
}

.content-list-item:hover::before {
    transform: scale(1.5);
    box-shadow: 0 0 0 4px rgba(30, 90, 168, 0.2);
}

.content-block.party .content-list-item:hover::before {
    box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.2);
}

.content-block.teaching .content-list-item:hover::before {
    box-shadow: 0 0 0 4px rgba(39, 174, 96, 0.2);
}

.content-block.student .content-list-item:hover::before {
    box-shadow: 0 0 0 4px rgba(243, 156, 18, 0.2);
}

.content-list-text h4 {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: var(--transition);
}

.content-list-item:hover .content-list-text h4 {
    color: var(--primary-color);
}

.content-block.party .content-list-item:hover .content-list-text h4 {
    color: #e74c3c;
}

.content-block.teaching .content-list-item:hover .content-list-text h4 {
    color: #27ae60;
}

.content-block.student .content-list-item:hover .content-list-text h4 {
    color: #f39c12;
}

.content-list-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.3rem;
    color: var(--text-gray);
}

.content-list-meta .date {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.content-list-meta .date i {
    font-size: 1.2rem;
}

/* ===== 校园风采 ===== */
.gallery-section {
    padding: 8rem 0;
    background: linear-gradient(180deg, var(--bg-white) 0%, #f0f4f8 100%);
}

.gallery-swiper {
    padding: 2rem 0 6rem;
}

.gallery-swiper .swiper-wrapper {
    align-items: center;
}

.gallery-slide {
    border-radius: 2rem;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    width: 50%;
    aspect-ratio: 16 / 9;
    background-position: center;
    background-size: cover;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.gallery-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.gallery-slide:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(30,75,160,0.95) 0%, rgba(30,75,160,0.4) 40%, transparent 70%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 3.2rem;
    color: white;
    transition: var(--transition);
    opacity: 0.9;
}

.gallery-slide:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h4 {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 0.4rem 2rem rgba(0,0,0,0.5);
    letter-spacing: 0.1rem;
}

.gallery-overlay p {
    font-size: 1.6rem;
    opacity: 0.9;
}

/* Swiper Coverflow 阴影覆盖 */
.gallery-swiper .swiper-slide-shadow-left {
    border-radius: 2rem;
    background-image: linear-gradient(to left, rgba(0,0,0,0.35), rgba(0,0,0,0));
}

.gallery-swiper .swiper-slide-shadow-right {
    border-radius: 2rem;
    background-image: linear-gradient(to right, rgba(0,0,0,0.35), rgba(0,0,0,0));
}

/* 分页器样式 */
.gallery-swiper .swiper-pagination {
    bottom: 0.5rem;
}

.gallery-swiper .swiper-pagination-bullet {
    width: 1rem;
    height: 1rem;
    background: rgba(30, 90, 168, 0.3);
    opacity: 1;
    transition: var(--transition);
}

.gallery-swiper .swiper-pagination-bullet-active {
    background: var(--primary-color);
    width: 3rem;
    border-radius: 0.5rem;
}

@media (max-width: 768px) {
    .gallery-slide {
        width: 70%;
        border-radius: 1.6rem;
    }
    .gallery-overlay {
        padding: 2.4rem;
    }
    .gallery-overlay h4 {
        font-size: 1.8rem;
    }
    .gallery-swiper .swiper-slide-shadow-left,
    .gallery-swiper .swiper-slide-shadow-right {
        border-radius: 1.6rem;
    }
}

@media (max-width: 480px) {
    .gallery-slide {
        width: 85%;
        border-radius: 1.4rem;
    }
    .gallery-overlay {
        padding: 2rem;
    }
    .gallery-overlay h4 {
        font-size: 1.6rem;
    }
    .gallery-section {
        padding: 5rem 0;
    }
    .gallery-swiper {
        padding: 1rem 0 5rem;
    }
}



/* ===== 页脚 ===== */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: rgba(255,255,255,0.7);
    padding: 6rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about .logo-section {
    margin-bottom: 2rem;
}

.footer-about .logo {
    width: 5.6rem;
    height: 5.6rem;
    font-size: 2.4rem;
}

.footer-about .school-info h1 {
    color: white;
    font-size: 2rem;
}

.footer-about .school-info .motto {
    color: rgba(255,255,255,0.6);
}

.footer-about p {
    font-size: 1.4rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.footer-social {
    display: flex;
    gap: 1.2rem;
}

.footer-social a {
    width: 4rem;
    height: 4rem;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.6rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-0.3rem);
}

.footer-social .wechat-wrap {
    position: relative;
    overflow: visible;
    border-radius: 50%;
}

.qr-popup {
    position: absolute;
    bottom: calc(100% + 1.2rem);
    left: 50%;
    transform: translateX(-50%);
    width: max-content;
    background: white;
    border-radius: var(--radius-md);
    padding: 1.2rem;
    box-shadow: 0 0.8rem 2.4rem rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
    text-align: center;
}

.qr-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 0.8rem solid transparent;
    border-top-color: white;
}

.qr-popup img {
    width: 13rem;
    height: 13rem;
    display: block;
    border-radius: 0.4rem;
}

.qr-popup span {
    display: block;
    margin-top: 0.8rem;
    font-size: 1.2rem;
    color: var(--text-gray);
}

.footer-social .wechat-wrap:hover .qr-popup {
    opacity: 1;
    visibility: visible;
    bottom: calc(100% + 1.6rem);
}

.footer-column h4 {
    color: white;
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 2.4rem;
    position: relative;
    padding-bottom: 1.2rem;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 3.2rem;
    height: 0.3rem;
    background: var(--primary-color);
    border-radius: 2px;
}

.footer-column ul li {
    margin-bottom: 1.2rem;
}

.footer-column ul li a {
    font-size: 1.4rem;
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--secondary-color);
    padding-left: 0.6rem;
}

.footer-contact li {
    display: flex;
    gap: 1.2rem;
    margin-bottom: 1.6rem;
    font-size: 1.4rem;
}

.footer-contact li i {
    color: var(--primary-light);
    margin-top: 0.4rem;
}

.qrcode-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.6rem;
}

.qrcode-item:last-child {
    margin-bottom: 0;
}

.qrcode-item img {
    width: 10rem;
    height: 10rem;
    border-radius: 0.8rem;
    border: 0.2rem solid rgba(255,255,255,0.2);
    box-shadow: 0 0.4rem 1.2rem rgba(0,0,0,0.3);
}

.qrcode-item span {
    margin-top: 0.8rem;
    font-size: 1.3rem;
    color: rgba(255,255,255,0.7);
    text-align: center;
}

.footer-bottom {
    padding: 2.4rem 0;
    text-align: center;
    font-size: 1.3rem;
    color: rgba(255,255,255,0.5);
}

.footer-bottom p {
    margin-bottom: 0.8rem;
}

.gov-badge {
    margin-top: 1.6rem;
    display: inline-flex;
    align-items: center;
}

.gov-badge a {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    color: rgba(255,255,255,0.5);
    font-size: 1.2rem;
    transition: var(--transition);
}

.gov-badge a:hover {
    color: rgba(255,255,255,0.8);
}

.gov-badge-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.gov-badge-icon svg {
    display: block;
}

/* ===== 返回顶部 ===== */
.back-to-top {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    width: 4.8rem;
    height: 4.8rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(2rem);
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-0.4rem);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .quick-access-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .news-grid {
        grid-template-columns: 1fr 1fr;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.2rem;
    }

    .top-bar {
        display: none;
    }

    .header-top {
        padding: .5rem 1.6rem;
    }

    .search-box {
        display: none;
    }

    .logo {
        width: 4.8rem;
        height: 4.8rem;
        font-size: 2rem;
    }

    .logo-section img {
        width: 20rem;
    }

    .school-info h1 {
        font-size: 1.8rem;
    }

    .school-info .motto {
        font-size: 1.2rem;
    }

    .nav-wrapper {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        z-index: 999;
        max-height: 70vh;
        overflow-y: auto;
        border-radius: 0;
        box-shadow: var(--shadow-lg);
    }

    .nav-wrapper.active {
        display: block;
    }

    .nav-container {
        display: block;
    }

    .nav-menu {
        flex-direction: column;
        padding: 0.8rem 0;
    }

    .nav-item {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }

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

    .nav-item > a {
        color: var(--text-dark);
        padding: 1.4rem 2rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .nav-item > a::after {
        display: none;
    }

    .nav-item > a:hover::after,
    .nav-item.active > a::after {
        display: none;
    }

    .nav-item.has-dropdown > a::after {
        content: '\f078';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
        font-size: 1.2rem;
        display: block;
        position: static;
        width: auto;
        height: auto;
        background: none;
        border-radius: 0;
        left: auto;
        bottom: auto;
        transform: none;
        transition: transform 0.3s ease;
    }

    .nav-item.has-dropdown.active > a::after {
        transform: rotate(180deg);
    }

    .nav-item > a:hover,
    .nav-item.active > a {
        background: rgba(30, 90, 168, 0.08);
        color: var(--primary-color);
    }

    /* 移动端下拉菜单 - 手风琴模式 */
    .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--bg-light);
        border-radius: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-item.has-dropdown.active .dropdown {
        max-height: 50rem;
    }

    .dropdown li a {
        padding: 1.2rem 2rem 1.2rem 4rem;
        font-size: 1.4rem;
        border-bottom: 1px solid var(--border-color);
    }

    .dropdown li:last-child a {
        border-bottom: none;
    }

    .dropdown li a:hover {
        background: rgba(30, 90, 168, 0.08);
        color: var(--primary-color);
        padding-left: 4rem;
    }

    .mobile-actions {
        display: flex;
    }

    .mobile-menu-btn,
    .mobile-search-btn {
        display: block;
    }

    .banner-swiper {
        height: 32rem;
    }

    .banner-content h2 {
        font-size: 2.8rem;
    }

    .banner-content p {
        font-size: 1.4rem;
    }

    .banner-btn {
        padding: 1.2rem 2.8rem;
        font-size: 1.4rem;
    }

    .banner-swiper .swiper-button-prev,
    .banner-swiper .swiper-button-next {
        width: 3.6rem;
        height: 3.6rem;
    }

    .banner-swiper .swiper-button-prev::after,
    .banner-swiper .swiper-button-next::after {
        font-size: 1.6rem;
    }

    .quick-access {
        margin-top: -3rem;
        padding: 2.4rem 0;
    }

    .quick-access-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.2rem;
    }

    .quick-icon {
        width: 4.4rem;
        height: 4.4rem;
        font-size: 1.8rem;
    }

    .quick-item span {
        font-size: 1.2rem;
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .featured-news-card {
        grid-template-columns: 1fr;
    }

    .featured-news-image {
        min-height: 22rem;
    }

    .featured-news-content {
        padding: 2.4rem;
    }

    .featured-news-content h2 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .content-section {
        padding: 5rem 0;
    }

    .news-section {
        padding: 5rem 0;
    }

    .back-to-top {
        bottom: 2rem;
        right: 1.6rem;
        width: 4rem;
        height: 4rem;
        font-size: 1.4rem;
    }

    .news-list-item a {
        font-size: 1.4rem;
    }

    .news-list-item .date {
        font-size: 1.2rem;
    }

    .links-grid {
        justify-content: center;
    }

    .link-item {
        padding: 0.8rem 1.6rem;
        font-size: 1.2rem;
    }

    .links-section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .quick-access-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .banner-swiper {
        height: 26rem;
    }

    .banner-content h2 {
        font-size: 2.2rem;
    }

    .banner-content p {
        font-size: 1.3rem;
    }

    .banner-btn {
        padding: 1rem 2.4rem;
        font-size: 1.3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }

    .content-block {
        padding: 2rem;
    }

    .footer {
        padding: 4rem 0 0;
    }

    .footer-bottom {
        font-size: 1.2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-column:last-child {
        display: flex;
        justify-content: center;
        gap: 2rem;
    }

    .qrcode-item {
        margin-bottom: 0;
    }

    .qrcode-item img {
        width: 8rem;
        height: 8rem;
    }

    .qrcode-item span {
        font-size: 1.2rem;
    }
}