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

:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --secondary: #0f172a;
    --accent: #60a5fa;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-card: #ffffff;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
}

/* =========================================
   Header 导航栏
   ========================================= */
.header {
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #fff;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #fff;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-right: 14px;
    letter-spacing: -0.5px;
}

.logo-text {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.3px;
    color: #f1f5f9;
}

.nav {
    display: flex;
    list-style: none;
    gap: 4px;
}

.nav li a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 14px;
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav li a:hover,
.nav li a.active {
    color: #fff;
    background-color: rgba(59, 130, 246, 0.15);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    padding: 4px 8px;
}

/* =========================================
   Hero 首页横幅
   ========================================= */
.hero-section {
    position: relative;
    padding: 120px 0 140px;
    overflow: hidden;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.15), transparent),
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(99, 102, 241, 0.06) 0%, transparent 40%);
    pointer-events: none;
}

.hero-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 70%);
}

.hero-content {
    position: relative;
    text-align: center;
    color: #fff;
    max-width: 860px;
    margin: 0 auto;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background-color: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: 100px;
    font-size: 13px;
    color: #93c5fd;
    margin-bottom: 32px;
    font-weight: 500;
}

.hero-tag-dot {
    width: 6px;
    height: 6px;
    background-color: #3b82f6;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.6);
}

.hero-title {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.25;
    letter-spacing: -0.5px;
    color: #f8fafc;
}

.hero-title-accent {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 17px;
    color: #94a3b8;
    margin-bottom: 48px;
    letter-spacing: 6px;
    font-weight: 400;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    margin-bottom: 48px;
    padding: 32px 48px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.hero-stat {
    text-align: center;
}

.hero-stat-num {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
}

.hero-stat-label {
    font-size: 13px;
    color: #64748b;
    font-weight: 500;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, rgba(148, 163, 184, 0.3), transparent);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 36px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.hero-btn-icon {
    width: 18px;
    height: 18px;
}

.hero-btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #fff;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4),
                0 1px 3px rgba(0, 0, 0, 0.1);
}

.hero-btn-primary:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(59, 130, 246, 0.5),
                0 2px 6px rgba(0, 0, 0, 0.1);
}

.hero-btn-ghost {
    background-color: rgba(255, 255, 255, 0.06);
    color: #e2e8f0;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-btn-ghost:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: #475569;
    font-size: 12px;
}

.hero-scroll-line {
    width: 1px;
    height: 32px;
    background: linear-gradient(180deg, #3b82f6, transparent);
}

/* =========================================
   Main Content 主内容区
   ========================================= */
.main-content {
    padding: 80px 0;
}

.section {
    margin-bottom: 80px;
}

.section:last-child {
    margin-bottom: 0;
}

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 40px;
}

.section-header-left {
    flex: 1;
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.section-title {
    font-size: 30px;
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.section-subtitle {
    font-size: 15px;
    color: var(--text-muted);
}

.section-more-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-light);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    flex-shrink: 0;
}

.section-more-link svg {
    width: 16px;
    height: 16px;
}

.section-more-link:hover {
    color: var(--primary);
}

/* =========================================
   主席团展示（首页）
   ========================================= */
.presidium-section {
    margin-bottom: 80px;
}

.presidium-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.presidium-loading,
.dept-loading {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: 60px 0;
}

.presidium-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px 28px 32px;
    text-align: center;
    cursor: pointer;
    border: 1px solid var(--border-light);
    position: relative;
    transition: all 0.3s ease;
}

.presidium-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--accent));
    border-radius: 0 0 4px 4px;
}

.presidium-card:hover {
    border-color: var(--primary-light);
    box-shadow: 0 20px 60px -15px rgba(30, 64, 175, 0.2);
    transform: translateY(-4px);
}

.presidium-avatar-wrapper {
    position: relative;
    width: 110px;
    height: 110px;
    margin: 0 auto 24px;
}

.presidium-avatar-ring {
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    opacity: 0.6;
}

.presidium-avatar {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--primary-dark);
    font-weight: 600;
    border: 4px solid #fff;
    overflow: hidden;
}

.presidium-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.presidium-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.presidium-position {
    font-size: 15px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 12px;
}

.presidium-term {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    color: var(--text-muted);
    padding: 4px 14px;
    background-color: var(--bg-secondary);
    border-radius: 100px;
    font-weight: 500;
}

.presidium-bio {
    margin-top: 16px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* =========================================
   部门展示
   ========================================= */
.dept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.dept-card {
    background: var(--bg-card);
    border-radius: 14px;
    padding: 28px 24px;
    border: 1px solid var(--border-light);
    transition: all 0.25s ease;
    cursor: pointer;
}

.dept-card:hover {
    border-color: var(--primary-light);
    box-shadow: 0 8px 24px -8px rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
}

.dept-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
}

.dept-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.dept-count {
    font-size: 13px;
    color: var(--text-muted);
}

/* =========================================
   公告区域
   ========================================= */
.notice-section {
    margin-bottom: 80px;
}

.notice-layout {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--bg-card);
    border-radius: 24px;
    padding: 56px;
    border: 1px solid var(--border-light);
}

.notice-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 12px 0 16px;
    line-height: 1.4;
}

.notice-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 28px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notice-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-light);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
}

.notice-link svg {
    width: 18px;
    height: 18px;
}

.notice-link:hover {
    color: var(--primary);
}

.notice-right {
    display: flex;
    justify-content: center;
}

.notice-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 28px 32px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 16px;
    width: 100%;
    max-width: 320px;
}

.notice-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.notice-card-icon svg {
    width: 28px;
    height: 28px;
}

.notice-card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.notice-card-text {
    font-size: 13px;
    color: var(--primary);
    opacity: 0.8;
}

/* =========================================
   CTA 区域
   ========================================= */
.cta-section {
    margin-bottom: 0;
}

.cta-wrapper {
    position: relative;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    border-radius: 24px;
    padding: 64px 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    overflow: hidden;
}

.cta-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 0% 0%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-bg-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse 60% 80% at 80% 50%, black 20%, transparent 60%);
    -webkit-mask-image: radial-gradient(ellipse 60% 80% at 80% 50%, black 20%, transparent 60%);
}

.cta-content {
    position: relative;
    z-index: 1;
    flex: 1;
}

.cta-title {
    font-size: 28px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 700;
}

.cta-desc {
    color: #94a3b8;
    font-size: 15px;
}

.cta-btn {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 36px;
    background: #fff;
    color: var(--primary);
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: all 0.2s ease;
}

.cta-btn svg {
    width: 18px;
    height: 18px;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

/* =========================================
   Footer 页脚
   ========================================= */
.footer {
    background-color: #0f172a;
    color: #fff;
    padding: 72px 0 32px;
    margin-top: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    gap: 40px;
    flex-wrap: wrap;
}

.footer-brand {
    flex: 1;
    max-width: 360px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: #e2e8f0;
    margin-bottom: 12px;
}

.footer-logo .logo-icon {
    margin-right: 12px;
}

.footer-slogan {
    font-size: 14px;
    color: #64748b;
}

.footer-links-group {
    display: flex;
    gap: 72px;
}

.footer-links-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: #e2e8f0;
    margin-bottom: 20px;
}

.footer-links-col a {
    display: block;
    color: #64748b;
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 12px;
}

.footer-links-col a:hover {
    color: #fff;
}

.footer-bottom {
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-copyright {
    font-size: 13px;
    color: #475569;
}

.footer-contact {
    font-size: 13px;
    color: #475569;
}

/* =========================================
   干部列表通用样式
   ========================================= */
.member-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.member-card {
    border: 1px solid var(--border-light);
    border-radius: 14px;
    padding: 24px 18px;
    text-align: center;
    cursor: pointer;
    background-color: var(--bg-card);
    transition: all 0.25s ease;
}

.member-card:hover {
    border-color: var(--primary-light);
    box-shadow: 0 8px 24px -8px rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
}

.member-avatar {
    width: 84px;
    height: 84px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: #64748b;
    font-weight: 600;
    overflow: hidden;
}

.member-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.member-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.member-position {
    font-size: 13px;
    color: var(--primary);
    margin-bottom: 6px;
    font-weight: 500;
}

.member-department {
    font-size: 12px;
    color: var(--text-muted);
}

.department-group {
    margin-bottom: 48px;
}

.department-group:last-child {
    margin-bottom: 0;
}

.department-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
}

.department-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.department-name {
    font-size: 20px;
    color: var(--text-primary);
    font-weight: 700;
}

/* =========================================
   内页 Banner
   ========================================= */
.banner,
.page-banner {
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    padding: 72px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.banner::before,
.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(ellipse 60% 80% at 50% -20%, rgba(59, 130, 246, 0.12), transparent);
    pointer-events: none;
}

.banner h1,
.page-banner h1 {
    position: relative;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.3px;
}

.banner p,
.page-banner p {
    position: relative;
    color: #94a3b8;
    font-size: 15px;
}

/* =========================================
   表单样式
   ========================================= */
.form-container {
    max-width: 680px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 48px;
    border-radius: 18px;
    border: 1px solid var(--border-light);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    font-size: 14px;
    color: var(--text-primary);
    font-family: inherit;
    transition: all 0.2s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 28px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    color: #fff;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background-color: #e2e8f0;
}

.btn-danger {
    background-color: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-sm {
    padding: 7px 16px;
    font-size: 13px;
    border-radius: 8px;
}

.btn-block {
    width: 100%;
}

/* =========================================
   公告样式
   ========================================= */
.notice-content {
    background-color: var(--bg-card);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--border-light);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.notice-content h2 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 14px;
}

.notice-content .meta {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-light);
}

.notice-content p {
    margin-bottom: 16px;
    line-height: 1.9;
    color: var(--text-secondary);
}

/* =========================================
   联系我们样式
   ========================================= */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.contact-item {
    background-color: var(--bg-card);
    padding: 32px;
    border-radius: 14px;
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
}

.contact-item:hover {
    border-color: var(--primary-light);
    box-shadow: 0 8px 24px -8px rgba(59, 130, 246, 0.12);
}

.contact-item h3 {
    font-size: 17px;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.contact-item p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* =========================================
   Modal 模态框
   ========================================= */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-card);
    padding: 36px;
    border-radius: 20px;
    width: 100%;
    max-width: 520px;
    position: relative;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.25);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-muted);
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.15s ease;
}

.modal-close:hover {
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
}

.modal-title {
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 28px;
    font-weight: 700;
}

.member-detail-modal .member-avatar {
    width: 130px;
    height: 130px;
    margin: 0 auto 24px;
    font-size: 48px;
}

.member-detail-info {
    text-align: center;
}

.member-detail-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.member-detail-position {
    font-size: 17px;
    color: var(--primary);
    margin-bottom: 6px;
    font-weight: 600;
}

.member-detail-department {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.member-detail-intro {
    background-color: var(--bg-primary);
    padding: 24px;
    border-radius: 12px;
    line-height: 1.9;
    color: var(--text-secondary);
    text-align: left;
}

/* =========================================
   Alert 提示
   ========================================= */
.alert {
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 18px;
    font-size: 14px;
    border: 1px solid transparent;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
    border-color: #bbf7d0;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-color: #fecaca;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border-color: #fde68a;
}

/* =========================================
   分页
   ========================================= */
.pagination {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-top: 40px;
    gap: 6px;
}

.pagination li a {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 14px;
    transition: all 0.15s ease;
}

.pagination li a:hover {
    border-color: var(--primary-light);
    color: var(--primary);
}

.pagination li.active a {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    color: #fff;
    border-color: var(--primary-light);
}

/* =========================================
   表格
   ========================================= */
table {
    width: 100%;
    border-collapse: collapse;
}

table th,
table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

table th {
    background-color: var(--bg-primary);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
}

table tr:hover {
    background-color: var(--bg-primary);
}

/* =========================================
   响应式 - 平板
   ========================================= */
@media (max-width: 968px) {
    .container {
        padding: 0 24px;
    }

    .hero-title {
        font-size: 40px;
    }

    .hero-stats {
        gap: 32px;
        padding: 24px 32px;
    }

    .hero-stat-num {
        font-size: 28px;
    }

    .notice-layout {
        grid-template-columns: 1fr;
        padding: 40px;
    }

    .cta-wrapper {
        flex-direction: column;
        text-align: center;
        padding: 48px;
    }

    .section-title {
        font-size: 26px;
    }

    .main-content {
        padding: 60px 0;
    }

    .section {
        margin-bottom: 60px;
    }
}

@media (max-width: 768px) {
    .header .container {
        height: 60px;
    }

    .nav {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background-color: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(12px);
        padding: 16px;
        gap: 4px;
        border-top: 1px solid rgba(255, 255, 255, 0.06);
    }

    .nav.active {
        display: flex;
    }

    .nav li {
        margin-left: 0;
    }

    .nav li a {
        display: block;
        padding: 12px 18px;
    }

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

    .logo-text {
        font-size: 15px;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
        font-size: 18px;
        border-radius: 10px;
        margin-right: 10px;
    }

    .hero-section {
        padding: 72px 0 100px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 15px;
        letter-spacing: 3px;
    }

    .hero-stats {
        gap: 24px;
        padding: 20px 24px;
    }

    .hero-stat-num {
        font-size: 24px;
    }

    .hero-btn {
        padding: 14px 28px;
        font-size: 14px;
    }

    .section {
        margin-bottom: 48px;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .section-title {
        font-size: 22px;
    }

    .presidium-showcase {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 16px;
    }

    .presidium-card {
        padding: 28px 18px 22px;
        border-radius: 14px;
    }

    .presidium-avatar-wrapper {
        width: 80px;
        height: 80px;
        margin-bottom: 18px;
    }

    .presidium-avatar {
        font-size: 30px;
    }

    .presidium-name {
        font-size: 18px;
    }

    .presidium-position {
        font-size: 13px;
    }

    .dept-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .dept-card {
        padding: 20px 18px;
    }

    .dept-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
        margin-bottom: 12px;
    }

    .dept-name {
        font-size: 15px;
    }

    .notice-layout {
        padding: 32px 24px;
        gap: 28px;
    }

    .notice-title {
        font-size: 22px;
    }

    .cta-wrapper {
        padding: 40px 32px;
        border-radius: 18px;
    }

    .cta-title {
        font-size: 22px;
    }

    .footer {
        padding: 56px 0 24px;
    }

    .footer-content {
        flex-direction: column;
        gap: 32px;
    }

    .footer-links-group {
        gap: 48px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .form-container {
        padding: 28px 24px;
    }

    .banner,
    .page-banner {
        padding: 52px 0;
    }

    .banner h1,
    .page-banner h1 {
        font-size: 26px;
    }

    .banner p,
    .page-banner p {
        font-size: 14px;
    }

    .member-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 14px;
    }

    .member-card {
        padding: 18px 14px;
    }

    .member-avatar {
        width: 64px;
        height: 64px;
        font-size: 22px;
    }

    .member-name {
        font-size: 15px;
    }

    table {
        font-size: 12px;
    }

    table th,
    table td {
        padding: 10px 12px;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .hero-scroll-hint {
        display: none;
    }
}

/* =========================================
   响应式 - 手机
   ========================================= */
@media (max-width: 480px) {
    .container {
        padding: 0 18px;
    }

    .header {
        padding: 0;
    }

    .logo-text {
        font-size: 14px;
    }

    .logo-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
        border-radius: 8px;
        margin-right: 8px;
    }

    .hero-section {
        padding: 56px 0 72px;
    }

    .hero-tag {
        font-size: 12px;
        padding: 6px 16px;
        margin-bottom: 24px;
    }

    .hero-title {
        font-size: 26px;
        margin-bottom: 14px;
    }

    .hero-subtitle {
        font-size: 13px;
        letter-spacing: 2px;
        margin-bottom: 32px;
    }

    .hero-stats {
        gap: 16px;
        padding: 18px 16px;
        margin-bottom: 32px;
    }

    .hero-stat-num {
        font-size: 22px;
    }

    .hero-stat-label {
        font-size: 11px;
    }

    .hero-stat-divider {
        height: 28px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-btn {
        width: 100%;
        justify-content: center;
    }

    .main-content {
        padding: 44px 0;
    }

    .section {
        margin-bottom: 40px;
    }

    .section-header {
        margin-bottom: 28px;
    }

    .section-label {
        font-size: 12px;
    }

    .section-title {
        font-size: 20px;
    }

    .section-subtitle {
        font-size: 13px;
    }

    .presidium-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .presidium-card {
        padding: 24px 14px 18px;
        border-radius: 12px;
    }

    .presidium-card::before {
        width: 40px;
    }

    .presidium-avatar-wrapper {
        width: 64px;
        height: 64px;
        margin-bottom: 14px;
    }

    .presidium-avatar {
        font-size: 24px;
        border-width: 3px;
    }

    .presidium-name {
        font-size: 16px;
        margin-bottom: 4px;
    }

    .presidium-position {
        font-size: 12px;
        margin-bottom: 8px;
    }

    .presidium-term {
        font-size: 11px;
        padding: 3px 10px;
    }

    .presidium-bio {
        display: none;
    }

    .dept-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .dept-card {
        padding: 18px 14px;
        border-radius: 12px;
    }

    .dept-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
        border-radius: 10px;
        margin-bottom: 10px;
    }

    .dept-name {
        font-size: 14px;
    }

    .dept-count {
        font-size: 12px;
    }

    .notice-layout {
        padding: 28px 20px;
        border-radius: 16px;
        gap: 24px;
    }

    .notice-title {
        font-size: 19px;
    }

    .notice-desc {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .notice-card {
        padding: 20px;
        gap: 14px;
    }

    .notice-card-icon {
        width: 44px;
        height: 44px;
    }

    .notice-card-icon svg {
        width: 22px;
        height: 22px;
    }

    .notice-card-title {
        font-size: 15px;
    }

    .notice-card-text {
        font-size: 12px;
    }

    .cta-wrapper {
        padding: 32px 24px;
        border-radius: 16px;
        gap: 24px;
    }

    .cta-title {
        font-size: 19px;
    }

    .cta-desc {
        font-size: 13px;
    }

    .cta-btn {
        width: 100%;
        justify-content: center;
        padding: 14px 28px;
    }

    .footer {
        padding: 44px 0 20px;
    }

    .footer-content {
        padding-bottom: 32px;
    }

    .footer-links-group {
        gap: 36px;
    }

    .footer-links-col h4 {
        margin-bottom: 16px;
    }

    .modal-content {
        padding: 24px 20px;
        border-radius: 16px;
    }

    .member-detail-modal .member-avatar {
        width: 96px;
        height: 96px;
        font-size: 34px;
    }

    .member-detail-name {
        font-size: 20px;
    }

    .member-detail-intro {
        padding: 18px;
        font-size: 14px;
    }

    .banner,
    .page-banner {
        padding: 40px 0;
    }

    .banner h1,
    .page-banner h1 {
        font-size: 22px;
    }

    .banner p,
    .page-banner p {
        font-size: 13px;
    }

    .notice-content {
        padding: 24px 20px;
    }

    .notice-content h2 {
        font-size: 19px;
    }

    .form-container {
        padding: 24px 18px;
    }

    .department-header {
        gap: 12px;
        margin-bottom: 18px;
    }

    .department-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
        border-radius: 10px;
    }

    .department-name {
        font-size: 18px;
    }
}