/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
    line-height: 1.8;
    color: #111827;
    font-size: 17px;
    background: linear-gradient(135deg, #e5e7eb 0%, #f3f4f6 40%, #e5e7eb 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

/* 固定侧边栏 */
.fixed-sidebar {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px 8px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 0 16px 16px 0;
    box-shadow: 4px 0 20px rgba(13, 110, 253, 0.15);
    transition: all 0.3s ease;
}

.sidebar-item {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.sidebar-item:first-child {
    background: rgba(13, 110, 253, 0.1);
    cursor: pointer;
    margin-bottom: 8px;
}

.sidebar-item:first-child:hover {
    background: rgba(13, 110, 253, 0.2);
}

.sidebar-main {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.sidebar-link {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #3b82f6;
    text-decoration: none;
    font-size: 0.75rem;
    gap: 4px;
    transition: all 0.3s ease;
}

.sidebar-main .sidebar-link {
    color: white;
}

.sidebar-link i {
    font-size: 1.4rem;
}

.sidebar-link span {
    font-size: 0.7rem;
    font-weight: 500;
}

.sidebar-item:not(.sidebar-main):hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateX(4px);
}

.sidebar-main:hover {
    transform: translateX(4px) scale(1.05);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
}

.fixed-sidebar.collapsed {
    left: -60px;
}

.fixed-sidebar.collapsed .sidebar-link span {
    display: none;
}

@media (max-width: 768px) {
    .fixed-sidebar {
        display: none;
    }
}

/* 统一排版 */
h1, h2, h3, h4, h5 {
    color: #0b1220;
    letter-spacing: 0.2px;
}

p {
    color: rgba(15, 23, 42, 0.78);
}

/* 锚点滚动偏移（适配 sticky nav） */
.scroll-section[id] {
    scroll-margin-top: 96px;
}

/* 顶部头部 */
.site-header {
    background:
        radial-gradient(circle at 20% 20%, rgba(15,23,42,0.10) 0%, transparent 45%),
        radial-gradient(circle at 80% 0%, rgba(37,99,235,0.12) 0%, transparent 55%),
        linear-gradient(135deg, #f9fafb 0%, #e5e7eb 100%);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.10);
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
    gap: 16px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 18px;
    min-width: 520px;
}

.logo-badge {
    width: 110px;
    height: 110px;
    border-radius: 999px;
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    border: 4px solid transparent;
    background-clip: padding-box;
    box-shadow: 
        0 0 0 3px rgba(59, 130, 246, 0.2),
        0 12px 32px rgba(59, 130, 246, 0.25),
        inset 0 2px 8px rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    position: relative;
    transition: all 0.3s ease;
}

.logo-badge:hover {
    transform: scale(1.05);
    box-shadow: 
        0 0 0 3px rgba(59, 130, 246, 0.3),
        0 16px 40px rgba(59, 130, 246, 0.35),
        inset 0 2px 8px rgba(255, 255, 255, 0.9);
}

.logo-img {
    width: 96px;
    height: 96px;
    border-radius: 999px;
    object-fit: cover;
    border: 2px solid rgba(59, 130, 246, 0.1);
}

.logo-fallback {
    width: 96px;
    height: 96px;
    border-radius: 999px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

.logo-icon-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon-main {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 50%, #1d4ed8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    box-shadow: 
        0 4px 16px rgba(59, 130, 246, 0.4),
        inset 0 2px 4px rgba(255, 255, 255, 0.3);
    position: relative;
    z-index: 2;
    animation: logoPulse 3s ease-in-out infinite;
}

.logo-icon-main i {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.logo-icon-ring {
    position: absolute;
    width: 88px;
    height: 88px;
    border-radius: 50%;
    border: 3px solid rgba(59, 130, 246, 0.3);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    animation: logoRotate 8s linear infinite;
}

.logo-icon-sparkle {
    position: absolute;
    font-size: 1.2rem;
    z-index: 3;
    animation: logoSparkle 2s ease-in-out infinite;
}

.logo-sparkle-1 {
    top: 8px;
    right: 12px;
    animation-delay: 0s;
}

.logo-sparkle-2 {
    bottom: 10px;
    left: 14px;
    animation-delay: 1s;
}

@keyframes logoPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 
            0 4px 16px rgba(59, 130, 246, 0.4),
            inset 0 2px 4px rgba(255, 255, 255, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 
            0 6px 20px rgba(59, 130, 246, 0.5),
            inset 0 2px 4px rgba(255, 255, 255, 0.4);
    }
}

@keyframes logoRotate {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes logoSparkle {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.header-titles {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.header-title-line {
    font-size: 2.0rem;
    font-weight: 900;
    letter-spacing: 3px;
    color: #0b3f8f;
    line-height: 1.1;
}

.header-title-line-sub {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: rgba(11, 63, 143, 0.92);
}

.header-title-line-sub2 {
    font-size: 1.02rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: rgba(15, 23, 42, 0.70);
}

.header-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 16px;
    min-width: 520px;
}

.header-date {
    font-size: 0.95rem;
    color: rgba(15, 23, 42, 0.70);
    font-weight: 600;
    white-space: nowrap;
}

.header-search {
    position: relative;
    width: 420px;
    max-width: 42vw;
}

.search-form {
    display: flex;
    align-items: center;
    border: 1px solid rgba(15, 23, 42, 0.18);
    background: rgba(255,255,255,0.92);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
    border-radius: 6px;
    overflow: hidden;
    height: 40px;
}

.search-select {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0 12px;
    color: rgba(15, 23, 42, 0.72);
    font-weight: 700;
    font-size: 0.9rem;
    border-right: 1px solid rgba(15, 23, 42, 0.10);
    height: 100%;
    background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
}

.search-input {
    border: none;
    outline: none;
    padding: 0 12px;
    flex: 1;
    font-size: 0.95rem;
    color: rgba(15, 23, 42, 0.85);
    background: transparent;
}

.search-btn {
    width: 44px;
    height: 40px;
    border: none;
    background: #0b3f8f;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.search-btn:hover {
    background: #0a58ca;
}

.search-suggest {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid rgba(15, 23, 42, 0.10);
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.18);
    border-radius: 10px;
    overflow: hidden;
    z-index: 2000;
}

.search-suggest-item {
    display: block;
    padding: 10px 12px;
    text-decoration: none;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    transition: background 0.2s;
}

.search-suggest-item:hover {
    background: rgba(13,110,253,0.06);
}

.ssi-title {
    font-weight: 700;
    color: rgba(15, 23, 42, 0.90);
    font-size: 0.95rem;
    line-height: 1.4;
}

.ssi-meta {
    margin-top: 4px;
    display: flex;
    gap: 8px;
    align-items: center;
}

.ssi-tag {
    font-size: 0.72rem;
    font-weight: 800;
    color: #0b3f8f;
    background: rgba(11, 63, 143, 0.10);
    border-radius: 999px;
    padding: 2px 8px;
}

.ssi-date {
    font-size: 0.78rem;
    color: rgba(15, 23, 42, 0.55);
}

/* 导航栏 */
.site-nav {
    background: linear-gradient(180deg, #0b1f3b 0%, #0b3b82 50%, #0b1f3b 100%);
    border-bottom: 1px solid rgba(15,23,42,0.35);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.20);
    z-index: 1000;
}

.site-nav-list {
    gap: 0.25rem;
    padding: 0.35rem 0;
}

.site-nav-link {
    color: rgba(255,255,255,0.92) !important;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 0.8rem 1.05rem !important;
    border-radius: 6px;
    transition: all 0.2s;
}

.site-nav-link:hover {
    background: rgba(255,255,255,0.10);
    color: #ffffff !important;
}

.site-nav-link.active {
    background: rgba(255,255,255,0.14);
    color: #ffffff !important;
}

.site-nav .dropdown-menu {
    border-radius: 10px;
    border: 1px solid rgba(15, 23, 42, 0.10);
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.20);
}

.site-nav .dropdown-item {
    font-weight: 600;
    padding: 0.55rem 1rem;
}

.site-nav .dropdown-item:hover {
    background: rgba(13,110,253,0.08);
}

/* 主要内容 */
.main-content {
    padding: 0;
    min-height: calc(100vh - 300px);
    background: transparent;
    border-radius: 0;
    margin: 0;
    box-shadow: none;
    max-width: 100%;
}

/* 轮播图区域 */
.banner-carousel-wrapper {
    margin-bottom: 0;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
    width: 100%;
}

.carousel-image-wrapper {
    position: relative;
    width: 100%;
    height: 600px; /* 固定高度600px */
    overflow: hidden;
}

.carousel-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 铺满容器 */
    object-position: center;
}

.carousel-overlay-dark {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.6) 100%);
}

.carousel-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 10;
    width: 80%;
}

.carousel-title {
    font-size: 3.5rem;
    font-weight: bold;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 0 4px 8px rgba(0,0,0,0.5);
}

.carousel-subtitle {
    font-size: 1.5rem;
    color: rgba(255,255,255,0.95);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

@media (max-width: 768px) {
    .carousel-title {
        font-size: 2rem;
    }
    .carousel-subtitle {
        font-size: 1rem;
    }
    .carousel-image-wrapper {
        height: 300px; /* 移动端使用较小的高度 */
    }
}

.container-fluid {
    max-width: 100%;
    margin: 0;
    padding: 0 1.5rem;
}

/* 中央标题框 - 放大版 */
.main-title-box-large {
    text-align: center;
    margin-bottom: 0;
    padding: 2.5rem 1.5rem;
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    border-radius: 0;
    box-shadow: none;
    position: relative;
    overflow: hidden;
    width: 100%;
}

.main-title-box-large::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.main-title-large {
    color: white;
    font-size: 3.5rem;
    font-weight: bold;
    margin: 0 0 0.75rem 0;
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
    letter-spacing: 3px;
    position: relative;
    z-index: 1;
}

.main-subtitle {
    color: rgba(255,255,255,0.95);
    font-size: 1.1rem;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    position: relative;
    z-index: 1;
    font-weight: 400;
}

@media (max-width: 1200px) {
    .main-title-large {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .main-title-large {
        font-size: 2rem;
        letter-spacing: 1px;
    }
    .main-title-box-large {
        padding: 1.5rem 1rem;
    }
}

.main-title {
    color: white;
    font-size: 3rem;
    font-weight: bold;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    letter-spacing: 2px;
}

@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
    }
}

/* 内容网格 */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
    padding: 0 1.5rem;
}

/* 左侧栏 */
.left-column {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* 大图区域 */
.feature-banner {
    position: relative;
    height: 550px;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
}

/* 左侧宣传视频窗口（替换 feature-banner 大图后使用） */
.feature-video {
    background: #000;
}

.feature-video-inner {
    position: relative;
    width: 100%;
    height: 100%;
}

.feature-video-player {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.feature-banner .carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.feature-banner:hover .carousel-item img {
    transform: scale(1.05);
}

.banner-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.8) 100%);
    padding: 2rem;
    color: white;
}

.banner-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.banner-content p {
    margin: 0;
    opacity: 0.9;
}

/* 内容卡片 */
.content-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(13, 110, 253, 0.1);
    overflow: hidden;
    transition: all 0.3s;
    padding: 0;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.card-header {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #1e40af;
    padding: 0.6rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.party-card .card-header {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #1e40af;
}

.rights-card .card-header {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #1e40af;
}

.card-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    line-height: 1.2;
}

.card-header h3 i {
    font-size: 1.75rem;
    vertical-align: middle;
    display: inline-block;
}

.party-card .card-header h3 i {
    color: #dc3545 !important;
}

.rights-card .card-header h3 i {
    color: #28a745 !important;
}

.card-body {
    padding: 1.5rem;
}

.card-body p {
    color: #475569;
    margin-bottom: 1.5rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

.card-features {
    margin-bottom: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: #555;
}

.feature-item i {
    color: #28a745;
    font-size: 1.1rem;
}

.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #0d6efd;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-more:hover {
    gap: 0.75rem;
    color: #0a58ca;
}

/* 右侧栏 */
.right-column {
    display: flex;
    flex-direction: column;
}

.grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    height: 100%;
    grid-template-rows: 1fr 1fr;
}

.grid-item {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(13, 110, 253, 0.1);
    overflow: hidden;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.grid-header {
    padding: 1rem 1.75rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-bottom: 2px solid rgba(59, 130, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 56px;
    height: 56px;
}

.news-item .grid-header {
    border-bottom-color: #0d6efd;
}

.notice-item .grid-header {
    border-bottom-color: #ffc107;
}

.industry-item .grid-header {
    border-bottom-color: #dc3545;
}

.education-item .grid-header {
    border-bottom-color: #28a745;
}

.grid-header h4 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e40af;
    flex: 1;
    letter-spacing: 0.3px;
    line-height: 1.2;
}

.grid-header h4 i {
    font-size: 1.25rem;
    vertical-align: middle;
    display: inline-block !important;
}

.news-item .grid-header h4 i { color: #0d6efd !important; }
.notice-item .grid-header h4 i { color: #ff8c00 !important; }
.industry-item .grid-header h4 i { color: #dc3545 !important; }
.education-item .grid-header h4 i { color: #28a745 !important; }

.more-link {
    font-size: 0.85rem;
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
}

.more-link:hover {
    color: #0d6efd;
}

.grid-content {
    padding: 1.5rem 1.75rem;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.news-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
}

.news-item-li {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.news-item-li:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.news-link {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    text-decoration: none;
    color: #333;
    transition: color 0.3s;
}

.news-link:hover {
    color: #0d6efd;
}

.news-title {
    font-size: 1rem;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #334155;
}

.news-date {
    font-size: 0.75rem;
    color: #999;
}

.news-tag {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: bold;
    margin-right: 0.5rem;
}

.tag-new {
    background: #dc3545;
    color: white;
}

.tag-important {
    background: #ffc107;
    color: #333;
}

/* 其他模块按钮容器 */
.other-modules-container {
    padding: 1.5rem 0;
    background: rgba(13, 110, 253, 0.02);
}

.other-modules-btn-wrapper {
    text-align: right;
    padding-right: 1rem;
}

.btn-other-modules {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-other-modules:hover {
    background: linear-gradient(135deg, #0a58ca 0%, #084298 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 110, 253, 0.4);
    color: white;
}

.btn-other-modules:active {
    transform: translateY(0);
}

.btn-other-modules:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
}

.btn-other-modules:disabled:hover {
    transform: none;
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

.btn-other-modules i.bi-grid-3x3-gap {
    font-size: 1.1rem;
}

.btn-other-modules .badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    border-radius: 10px;
    font-weight: 700;
}

.other-modules-menu {
    min-width: 220px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    border: none;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.other-modules-menu .dropdown-header {
    padding: 0.65rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: #0d6efd;
    display: flex;
    align-items: center;
}

.other-modules-menu .dropdown-divider {
    margin: 0.5rem 0;
}

.other-modules-menu .dropdown-item {
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
    color: #333;
    transition: all 0.2s;
    display: flex;
    align-items: center;
}

.other-modules-menu .dropdown-item:hover {
    background: linear-gradient(135deg, #e7f3ff 0%, #cfe2ff 100%);
    color: #0d6efd;
    padding-left: 1.5rem;
}

.other-modules-menu .dropdown-item i {
    font-size: 1rem;
    width: 20px;
}

/* 关于我们 */
.about-section {
    padding: 2.5rem 1.5rem;
    background: transparent;
    margin-top: 0;
    border-radius: 0;
}

.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 2.8rem;
    font-weight: bold;
    color: #0d6efd;
    margin-bottom: 1rem;
}

.title-underline {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #0d6efd, #0dcaf0);
    margin: 0 auto;
    border-radius: 2px;
}

.about-card {
    background: white;
    padding: 2.5rem;
    border-radius: 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    height: 100%;
    transition: all 0.3s;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.about-card h3 {
    color: #0d6efd;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.about-card p {
    color: rgba(15, 23, 42, 0.74);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* 会员管理（首页入口） */
.member-section {
    padding: 0;
    background: transparent;
    margin-top: 0;
    border-radius: 0;
    overflow: hidden;
}

.member-hero {
    position: relative;
    height: 550px; /* 增加高度，更大气 */
    background: linear-gradient(135deg, #0b4aa2 0%, #1e5bb8 100%); /* 渐变备用背景 */
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(11, 74, 162, 0.15); /* 添加阴影 */
}

/* 会员Hero图片容器 - 类似轮播图结构 */
.member-hero-image-wrapper {
    position: absolute;
    inset: 0;
    overflow: hidden;
    border-radius: 20px; /* 增大圆角 */
}

.member-hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    /* 优化图片效果：提升亮度、对比度和饱和度 */
    filter: brightness(1.08) contrast(1.08) saturate(1.15);
    border-radius: 20px;
    /* 添加微妙的缩放动画 */
    animation: memberHeroZoom 20s ease-in-out infinite alternate;
    transform-origin: center center;
}

/* 背景图缩放动画 */
@keyframes memberHeroZoom {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.05);
    }
}

/* 优化渐变遮罩层 - 更好的文字可读性 */
.member-hero-overlay {
    position: absolute;
    inset: 0;
    /* 多层渐变叠加，增强文字区域对比度 */
    background: 
        linear-gradient(90deg, 
            rgba(11,74,162,0.75) 0%, 
            rgba(11,74,162,0.45) 35%, 
            rgba(11,74,162,0.25) 60%, 
            rgba(11,74,162,0.1) 100%
        ),
        linear-gradient(180deg, 
            rgba(0,0,0,0.1) 0%, 
            rgba(0,0,0,0.05) 50%, 
            rgba(0,0,0,0.15) 100%
        );
    z-index: 1;
    pointer-events: none;
    border-radius: 20px;
}

.member-hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px; /* 增加间距 */
    padding: 0 3rem; /* 增加左右内边距 */
    max-width: 800px; /* 限制内容宽度 */
}

.member-hero-kicker {
    font-size: 1.3rem;
    letter-spacing: 4px;
    color: rgba(255,255,255,0.90);
    font-weight: 600;
    text-transform: uppercase;
    /* 添加文字阴影增强可读性 */
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease-out;
}

.member-hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: 4px;
    color: #ffffff;
    /* 增强文字阴影 */
    text-shadow: 
        0 2px 4px rgba(0,0,0,0.2),
        0 8px 16px rgba(0,0,0,0.15),
        0 16px 32px rgba(0,0,0,0.1);
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.member-hero-desc {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.95);
    font-weight: 500;
    line-height: 1.6;
    /* 添加文字阴影 */
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* 淡入上移动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.member-subnav-wrap {
    background: #ffffff;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.06);
}

.member-subnav {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 0;
    overflow-x: auto;
}

.member-subnav-item {
    text-decoration: none;
    color: rgba(15, 23, 42, 0.72);
    font-weight: 700;
    padding: 10px 14px;
    border-radius: 10px;
    white-space: nowrap;
    transition: all 0.2s;
}

.member-subnav-item:hover,
.member-subnav-item.active {
    color: #0b4aa2;
    background: rgba(11, 74, 162, 0.08);
}

.member-panels {
    padding: 2rem 2rem 2.5rem;
    background: rgba(255,255,255,0.92);
}

.member-panel {
    margin-top: 1.2rem;
}

.member-panel-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 10px 26px rgba(15, 23, 42, 0.10);
    padding: 1.6rem 1.6rem;
}

.member-panel-hd {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 0.6rem;
}

.member-panel-hd h3 {
    margin: 0;
    font-weight: 900;
    letter-spacing: 1px;
    color: #0b1220;
}

.member-panel-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-top: 1.2rem;
}

.member-mini {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 12px;
    border-radius: 12px;
    background: rgba(11, 74, 162, 0.06);
    color: rgba(15, 23, 42, 0.82);
    font-weight: 800;
}

.member-mini i {
    color: #0b4aa2;
    font-size: 1.25rem;
}

/* 统计数据 */
.stats-section {
    background: linear-gradient(135deg, #0b1f3b 0%, #1e3a8a 100%);
    padding: 3rem 1.5rem;
    margin-top: 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
    max-width: 100%;
    margin: 0;
}

.stat-item {
    text-align: center;
    color: white;
    padding: 1.5rem;
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.stat-item:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* 专业委员会 */
.dept-section {
    padding: 2.5rem 1.5rem;
    background: transparent;
    margin-top: 0;
    border-radius: 0;
}

.dept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-top: 2rem;
}

.dept-card {
    background: white;
    padding: 1.5rem 1.25rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.dept-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
    border-color: #0d6efd;
}

.dept-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    transition: all 0.3s;
}

.dept-card:hover .dept-icon {
    transform: scale(1.1) rotate(5deg);
}

.dept-card h4 {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
    font-weight: bold;
}

.dept-desc {
    color: #666;
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 0.75rem;
    min-height: 2rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.dept-link {
    color: #0d6efd;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.3s;
}

.dept-link:hover {
    gap: 0.5rem;
    color: #0a58ca;
}

/* 底部 */
.site-footer {
    background: linear-gradient(135deg, #0b1f3b 0%, #1a2f4a 100%);
    color: white;
    padding: 2.5rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.footer-info {
    flex: 1;
}

.footer-title {
    margin-bottom: 1rem;
    color: #3b82f6;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.footer-text {
    margin-bottom: 0.6rem;
    font-size: 1rem;
    color: #ffffff;
    line-height: 1.8;
    letter-spacing: 0.3px;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.footer-links {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.footer-admin-btn {
    color: white;
    text-decoration: none;
    padding: 0.6rem 1.2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.05);
    white-space: nowrap;
}

.footer-admin-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

.footer-copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.2);
    font-size: 0.9rem;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* 返回顶部 */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: #0d6efd;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.4);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #0a58ca;
    transform: translateY(-5px);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .header-left,
    .header-right {
        min-width: 0;
    }

    .member-panel-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container-fluid {
        padding: 0 1rem;
    }
    
    .header-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .header-left {
        width: 100%;
        min-width: 0;
    }

    .header-right {
        width: 100%;
        min-width: 0;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 10px;
    }

    .header-search {
        width: 100%;
        max-width: 100%;
    }

    .logo-badge {
        width: 90px;
        height: 90px;
    }

    .logo-img {
        width: 80px;
        height: 80px;
    }
    
    .logo-fallback {
        width: 80px;
        height: 80px;
    }
    
    .logo-icon-main {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .logo-icon-ring {
        width: 74px;
        height: 74px;
    }
    
    .logo-icon-sparkle {
        font-size: 1rem;
    }

    .header-title-line {
        font-size: 1.55rem;
        letter-spacing: 2px;
    }

    .header-title-line-sub {
        font-size: 1.0rem;
    }

    .header-title-line-sub2 {
        font-size: 0.92rem;
    }
    
    .main-title {
        font-size: 1.5rem;
    }
    
    .grid-2x2 {
        grid-template-columns: 1fr;
    }
    
    .other-modules-container {
        padding: 1rem 0;
    }
    
    .other-modules-btn-wrapper {
        text-align: center;
    }
    
    .btn-other-modules {
        padding: 0.65rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .other-modules-menu {
        min-width: 200px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-banner {
        height: 250px;
    }

    .member-hero {
        height: 350px; /* 移动端适当增加高度 */
    }

    .member-hero-title {
        font-size: 2.4rem;
        letter-spacing: 2px;
    }
    
    .member-hero-kicker {
        font-size: 1.1rem;
        letter-spacing: 3px;
    }
    
    .member-hero-desc {
        font-size: 1rem;
    }
    
    .member-hero-content {
        padding: 0 2rem;
        gap: 12px;
    }

    .member-panels {
        padding: 1.2rem 1rem 1.6rem;
    }

    .member-panel-grid {
        grid-template-columns: 1fr;
    }
}

/* 动画增强 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-card,
.grid-item {
    animation: fadeInUp 0.6s ease-out;
}