/* ===== 基础重置与变量 ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --primary: #2a66fa;
  --primary-dark: #1a50d4;
  --primary-light: #4a80fc;
  --accent: #e8b830;
  --accent-dark: #d4a528;
  --text: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --footer-bg: #0d2240;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --radius: 16px;
  --radius-sm: 12px;
}
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===== 容器 ===== */
.container-main { max-width: 1400px; margin: 0 auto; padding: 0 24px; }

/* ===== 按钮 ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white; font-size: 15px; font-weight: 500;
  box-shadow: 0 4px 16px rgba(12,74,156,0.3);
  transition: all 0.3s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(12,74,156,0.4); }

/* ===== 导航栏 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226,232,240,0.6);
  transition: box-shadow 0.3s ease;
}
.navbar.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,0.06); }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between; height: 76px;
}
.nav-logo img { height: 58px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-link {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 16px; font-size: 15px; font-weight: 600;
  color: #333; border-radius: 8px;
  transition: all 0.2s ease;

}
.nav-link:hover, .nav-link.active { color: var(--primary); background: rgba(12,74,156,0.05); }
.dropdown-arrow { transition: transform 0.2s ease; opacity: 0.5; }
.nav-dropdown { position: relative; }
.nav-dropdown::after { content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 8px; }
.nav-dropdown:hover .dropdown-arrow { transform: rotate(180deg); }
.dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 140px; background: white; border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12); border: 1px solid var(--border);
  padding: 6px; opacity: 0; visibility: hidden; pointer-events: none;
  transition: all 0.25s ease; z-index: 100;
}
.nav-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.dropdown-menu a {
  display: block; padding: 10px 14px; font-size: 14px;
  color: var(--text-secondary); border-radius: 8px;
  transition: all 0.15s ease;
}
.dropdown-menu a:hover { background: var(--bg-alt); color: var(--primary); }
.nav-phone {
  display: flex; align-items: center; gap: 8px;
  color: var(--primary); font-size: 14px; font-weight: 500;
  padding: 8px 16px; background: rgba(12,74,156,0.06); border-radius: 100px;
}
.mobile-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s ease; }
.mobile-menu {
  position: fixed; top: 76px; left: 0; right: 0; bottom: 0;
  background: white; z-index: 999; overflow-y: auto;
  transform: translateX(100%); transition: transform 0.3s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-inner { padding: 20px 24px; }
.mobile-link { display: block; padding: 14px 0; font-size: 16px; font-weight: 500; border-bottom: 1px solid var(--border); }
.mobile-link.sub { padding-left: 20px; font-size: 14px; color: var(--text-secondary); font-weight: 400; }

/* ===== Banner ===== */
.banner-section { margin-top: 76px; }
.banner-slide {
  position: relative; width: 100%; height: calc(75vh - 70px);
  background-size: cover; background-position: center; background-repeat: no-repeat;
}
.banner-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(10,22,40,0.92) 0%, rgba(12,74,156,0.65) 45%, rgba(12,74,156,0.15) 100%);
}
.banner-content {
  position: relative; z-index: 2; height: calc(75vh - 76px);
  display: flex; flex-direction: column; justify-content: center;
  padding-bottom: 60px; 
}
.banner-tag {
  display: inline-flex; align-self: flex-start; align-items: center; gap: 8px;
  padding: 8px 22px; background: rgba(232,184,48,0.15); border: 1px solid rgba(232,184,48,0.3);
  color: #f5d76e; font-size: 13px; font-weight: 600; border-radius: 100px;
  margin-bottom: 24px; letter-spacing: 2px;
  backdrop-filter: blur(8px);
  animation: bannerSlideUp 0.8s ease 0.2s both;
}
.banner-tag::before { content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; animation: tagPulse 2s ease-in-out infinite; }
@keyframes tagPulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.5); } }
.banner-title {
  font-size: clamp(36px, 4.5vw, 58px); font-weight: 800; color: white;
  line-height: 1.2; margin-bottom: 20px; letter-spacing: 2px;
  text-shadow: 0 0 60px rgba(42,102,250,0.2), 0 4px 12px rgba(0,0,0,0.4);
  animation: bannerSlideUp 0.8s ease 0.4s both;
}
.banner-desc {
  font-size: 18px; color: rgba(255,255,255,1); line-height: 1.8; margin-bottom: 36px; 
  font-weight: 300; letter-spacing: 0.5px;
  
  animation: bannerSlideUp 0.8s ease 0.6s both;
}
.banner-btn {
  display: inline-flex; align-self: flex-start; align-items: center; gap: 10px;
  padding: 14px 36px; border-radius: 100px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; font-size: 15px; font-weight: 600;
  transition: all 0.35s ease; box-shadow: 0 4px 20px rgba(42,102,250,0.3);
  animation: bannerSlideUp 0.8s ease 0.8s both; letter-spacing: 1px;
}
.banner-btn:hover { background: linear-gradient(135deg, var(--primary-light), var(--primary)); transform: translateY(-3px); box-shadow: 0 8px 32px rgba(42,102,250,0.45); letter-spacing: 2px; }
.banner-btn::after { content: '→'; transition: transform 0.3s ease; }
.banner-btn:hover::after { transform: translateX(4px); }
.banner-pagination-wrap { position: absolute; bottom: 40px; left: 0; right: 0; z-index: 10; }
.banner-control-inner { display: flex; align-items: center; justify-content: space-between; }
.banner-pagination { position: static !important; display: flex; gap: 8px; }
.banner-pagination .swiper-pagination-bullet { width: 10px !important; height: 10px !important; background: rgba(255,255,255,0.4) !important; opacity: 1 !important; border-radius: 5px; transition: all 0.3s ease; }
.banner-pagination .swiper-pagination-bullet-active { width: 36px !important; background: var(--accent) !important; }
.banner-nav { display: flex; gap: 10px; }
.banner-prev, .banner-next {
  position: static !important; width: 48px !important; height: 48px !important;
  min-width: 48px !important; min-height: 48px !important; max-width: 48px !important; max-height: 48px !important;
  border: 1.5px solid rgba(255,255,255,0.3) !important; border-radius: 50% !important;
  display: flex !important; align-items: center !important; justify-content: center !important;
  color: white !important; margin: 0 !important; padding: 0 !important;
  transition: all 0.3s ease; cursor: pointer;
  background: rgba(0,0,0,0.15) !important; backdrop-filter: blur(8px);
  outline: none !important; box-shadow: none !important;
  overflow: hidden; flex-shrink: 0;
}
.banner-prev:hover, .banner-next:hover { background: rgba(255,255,255,0.2) !important; border-color: rgba(255,255,255,0.5) !important; transform: scale(1.1); }
.banner-prev::after, .banner-next::after { content: '' !important; display: none !important; width: 0 !important; height: 0 !important; font-size: 0 !important; background: none !important; border: none !important; }
.banner-prev svg, .banner-next svg { display: block !important; width: 20px !important; height: 20px !important; position: relative; z-index: 1; flex-shrink: 0; }

/* ===== 通用区块 ===== */
.section { padding: 60px 0; }
.section-header { text-align: center; margin-bottom: 35px; }
.section-subtitle {
  display: inline-block; font-size: 13px; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase; color: var(--primary);
  margin-bottom: 5px; padding: 4px 16px;
  background: rgba(12,74,156,0.06); border-radius: 100px;
}
.section-title { font-size: 40px; font-weight: 800; margin-bottom: 6px; color: var(--text); letter-spacing: 1px; }
.section-line { width: 48px; height: 4px; background: var(--accent); border-radius: 2px; margin: 0 auto; }
.section-more { text-align: center; margin-top: 48px; }

/* ===== 协会简介 ===== */
.about-section { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-img-wrap { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-img-wrap img { width: 100%; height: 490px; object-fit: cover; }
.about-img-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(10,22,40,0.9), transparent);
  padding: 50px 30px 30px;
}
.img-overlay-sub { font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 6px; display: flex; align-items: center; gap: 10px; }
.img-overlay-sub::before { content: ''; display: inline-block; width: 8px; height: 8px; background: var(--accent); border-radius: 2px; }
.img-overlay-title { font-size: 24px; font-weight: 700; color: white; }
.about-float-badge {
  position: absolute; bottom: -24px; right: -20px;
  background: white; border-radius: var(--radius-sm);
  padding: 24px 32px; box-shadow: var(--shadow-lg);
  text-align: center; border: 1px solid var(--border);
  display: none;
}
.float-num { display: block; font-size: 36px; font-weight: 800; background: linear-gradient(135deg, var(--primary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.float-label { font-size: 14px; color: var(--text-secondary); }
.about-h3 { font-size: 32px; font-weight: 700; margin-bottom: 14px; line-height: 1.3; }
.about-body { margin-bottom: 32px; }
.about-body p { color: var(--text-secondary); font-size: 16px; line-height: 1.8; margin-bottom: 16px; }
.about-body strong { color: var(--primary); }
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.stat-item { text-align: center; padding: 24px 16px; background: var(--bg-alt); border-radius: var(--radius-sm); border: 1px solid rgba(226,232,240,0.6); transition: all 0.3s ease; }
.stat-item:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: rgba(12,74,156,0.15); }
.stat-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.stat-num { font-size: 32px; font-weight: 800; color: var(--primary); line-height: 1; }
.stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 6px; }

/* ===== 协会资讯 ===== */
.news-section { background: var(--bg-alt); }
.news-tabs { display: flex; justify-content: center; gap: 16px; margin-bottom: 48px; }
.news-tab {
  padding: 14px 36px; border-radius: 100px; font-size: 15px; font-weight: 500;
  color: var(--text-secondary); background: white; border: 1px solid var(--border);
  cursor: pointer; transition: all 0.3s ease;
}
.news-tab:hover { border-color: var(--primary); color: var(--primary); }
.news-tab.active { background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: white; border-color: transparent; box-shadow: 0 6px 20px rgba(12,74,156,0.3); }
.news-panel { display: none; animation: fadeIn 0.4s ease; }
.news-panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.news-card { display: block; text-decoration: none; color: inherit; background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid rgba(226,232,240,0.4); transition: all 0.4s ease; cursor: pointer; }
.news-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-8px); border-color: rgba(12,74,156,0.12); }
.news-img { position: relative; height: 220px; overflow: hidden; }
.news-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.news-card:hover .news-img img { transform: scale(1.08); }
.news-tag {
  position: absolute; top: 16px; right: 16px;
  padding: 6px 16px; background: linear-gradient(135deg, #e8b830, #d4a528);
  color: white; font-size: 12px; font-weight: 600; border-radius: 100px; box-shadow: 0 2px 8px rgba(12,74,156,0.3);
}
.news-body { padding: 28px; }
.news-title { height: 52px; font-size: 18px; font-weight: 700; color: var(--text); line-height: 1.5; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; transition: color 0.2s; }
.news-card:hover .news-title { color: var(--primary); }
.news-summary {  height: 70px; font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { display: flex; align-items: center; justify-content: space-between; }
.news-date { font-size: 13px; color: var(--text-muted); }
.news-more { font-size: 14px; color: var(--primary); font-weight: 600; }
.news-card:hover .news-more { color: var(--primary-light); }

/* ===== 协会党建 ===== */
.party-section { background: var(--bg); }
.party-grid { display: grid; grid-template-columns: 2fr 3fr; gap: 32px; }
.party-intro-inner {
  background: linear-gradient(145deg, #0b3d7a, #2a66fa); border-radius: var(--radius);
  
  padding: 40px; color: white; height: 100%; position: relative; overflow: hidden;
  box-shadow: 0 12px 40px rgba(12,74,156,0.2);
}
.party-intro-inner::before {
  content: ''; position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px; background: rgba(255,255,255,0.04); border-radius: 50%;
}
.party-intro-inner::after {
  content: ''; position: absolute; bottom: -40px; left: -40px;
  width: 150px; height: 150px; background: rgba(255,255,255,0.03); border-radius: 50%;
}
.party-intro-icon { width: 56px; height: 56px; background: rgba(255,255,255,0.12); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 24px; position: relative; }
.party-intro-title { font-size: 24px; font-weight: 700; margin-bottom: 16px; position: relative; }
.party-intro-text { font-size: 15px; color: rgba(255,255,255,0.72); line-height: 1.8; margin-bottom: 28px; position: relative; }
.party-features { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; position: relative; }
.pf-item { display: flex; align-items: center; gap: 10px; padding: 14px; background: rgba(255,255,255,0.08); border-radius: 12px; border: 1px solid rgba(255,255,255,0.08); font-size: 15px; transition: background 0.2s; }
.pf-item:hover { background: rgba(255,255,255,0.12); }
.pf-item svg { color: var(--accent); }
.party-act-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.party-act-header h3 { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 12px; }
.party-act-header h3::before { content: ''; width: 5px; height: 24px; background: var(--primary); border-radius: 3px; }
.party-view-more { font-size: 14px; color: var(--primary); font-weight: 500; }
.party-list { display: flex; flex-direction: column; gap: 16px; }
.party-item {
  padding: 28px; background: var(--bg-alt); border-radius: var(--radius-sm);
  border-left: 3px solid transparent; transition: all 0.3s ease; cursor: pointer;
}
.party-item:hover { border-left-color: var(--primary); background: white; box-shadow: var(--shadow); }
.party-item-date { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.party-item-title { font-size: 20px; font-weight: 600; color: var(--text); margin-bottom: 8px; transition: color 0.2s; }
.party-item:hover .party-item-title { color: var(--primary); }
.party-item-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===== 通知公告 ===== */
.notice-section { background: linear-gradient(135deg, #f0f5fc 0%, var(--bg-alt) 50%, #f8fafc 100%); }
.notice-grid { display: grid; grid-template-columns: 560px 1fr; gap: 48px; align-items: stretch; }
.notice-img-card { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); height: 100%; min-height: 520px; display: block; isolation: isolate; }
.notice-img-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); z-index: 2; }
.notice-img-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.notice-img-card:hover img { transform: scale(1.05); }
.notice-img-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,22,40,0.95) 0%, rgba(10,22,40,0.45) 30%, rgba(10,22,40,0.1) 100%); display: flex; flex-direction: column; justify-content: flex-end; padding: 44px; color: white; }
.notice-overlay-icon { color: var(--accent); margin-bottom: 18px; filter: drop-shadow(0 2px 8px rgba(232,184,48,0.4)); }
.notice-img-overlay h3 { font-size: 28px; font-weight: 700; margin-bottom: 12px; letter-spacing: 0.5px; }
.notice-img-overlay p { font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.8; }
.notice-list { background: white; border-radius: var(--radius); border: 1px solid rgba(226,232,240,0.6); overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.04), 0 8px 32px rgba(12,74,156,0.06); }
.notice-row { display: grid; grid-template-columns: 76px 1fr 36px; align-items: center; gap: 18px; padding: 18px 28px; border-bottom: 1px dashed rgba(226,232,240,0.7); transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1); position: relative; text-decoration: none; }
.notice-row::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%) scaleY(0); width: 3px; height: 60%; background: linear-gradient(to bottom, var(--primary), var(--primary-light)); transition: transform 0.3s ease; border-radius: 0 3px 3px 0; }
.notice-row:hover::before { transform: translateY(-50%) scaleY(1); }
.notice-row:last-child { border-bottom: none; }
.notice-row:hover { background: linear-gradient(90deg, rgba(12,74,156,0.04) 0%, transparent 100%); }
.notice-date { text-align: center; background: linear-gradient(135deg, #f0f5fc, #e8eff9); border-radius: 12px; padding: 10px 6px; border: 1px solid rgba(12,74,156,0.08); min-width: 60px; }
.nd-day { display: block; font-size: 26px; font-weight: 800; color: var(--primary); line-height: 1.1; letter-spacing: -0.5px; }
.nd-ym { display: block; font-size: 14px; color: var(--text-muted); margin-top: 4px; font-weight: 400; }
.notice-content { display: flex; flex-direction: column; gap: 8px; overflow: hidden; }
.notice-type { font-size: 11px; font-weight: 600; padding: 4px 12px; border-radius: 100px; white-space: nowrap; letter-spacing: 0.3px; display: inline-block; width: fit-content; }
.type-meeting { color: #2563eb; background: #eff6ff; border: 1px solid rgba(37,99,235,0.12); }
.type-expo { color: #059669; background: #ecfdf5; border: 1px solid rgba(5,150,105,0.12); }
.type-announce { color: #d97706; background: #fffbeb; border: 1px solid rgba(217,119,6,0.12); }
.type-notice { color: #dc2626; background: #fef2f2; border: 1px solid rgba(220,38,38,0.12); }
.type-minutes { color: #7c3aed; background: #f5f3ff; border: 1px solid rgba(124,58,237,0.12); }
.notice-title { font-size: 17px; font-weight: 500; color:#333; transition: color 0.25s ease; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.5; }
.notice-row:hover .notice-title { color: var(--primary); }
.notice-arrow { color: var(--text-muted); transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1); justify-self: end; opacity: 0.4; }
.notice-row:hover .notice-arrow { color: var(--primary); transform: translateX(4px); opacity: 1; }

/* ===== 下载中心 ===== */
.download-section { background: #f0f4f8; }
.download-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.download-card {
  background: white; border-radius: var(--radius); padding: 36px 24px;
  text-align: center; border: 1px solid var(--border);
  box-shadow: var(--shadow-sm); transition: all 0.4s ease;
}
.download-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-8px); border-color: rgba(12,74,156,0.15); }
.download-icon { width: 64px; height: 64px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; box-shadow: 0 6px 20px rgba(0,0,0,0.12); transition: transform 0.3s ease; }
.download-card:hover .download-icon { transform: scale(1.1); }
.download-format { display: inline-block; font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 100px; margin-bottom: 16px; }
.download-card h4 { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.download-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 24px; padding: 0 4px; }
.download-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 28px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; font-size: 14px; font-weight: 500;
  transition: all 0.3s ease;
}
.download-btn:hover { background: linear-gradient(135deg, var(--primary-light), var(--primary)); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(42,102,250,0.3); }

/* ===== 会员中心 ===== */
.member-section { background: var(--bg-alt); }
.member-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.member-card { background: white; border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow-sm); border: 1px solid rgba(226,232,240,0.5); height: 100%; }
.member-card-header { display: flex; align-items: center; gap: 14px; margin-bottom: 32px; }
.member-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; }
.member-card-header h3 { font-size: 20px; font-weight: 700; }
.member-steps { position: relative; padding-bottom: 24px; }
.member-steps::before { content: ''; position: absolute; left: 20px; top: 0; bottom: 60px; width: 2px; background: linear-gradient(to bottom, var(--primary), rgba(12,74,156,0.1)); }
.mstep { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 28px; position: relative; }
.mstep-num { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: white; font-size: 15px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 4px 12px rgba(12,74,156,0.25); }
.mstep-text strong { display: block; font-size: 16px; color: var(--text); margin-bottom: 4px; }
.mstep-text span { font-size: 14px; color: var(--text-secondary); }
.member-cta { width: 100%; justify-content: center; margin-top: 8px; }
.member-benefits { display: flex; flex-direction: column; gap: 4px; }
.mb-item { display: flex; align-items: center; gap: 14px; padding: 10px 16px; border-radius: 10px; transition: all 0.2s; }
.mb-item:hover { background: var(--bg-alt); }
.mb-item svg { width: 28px; height: 28px; min-width: 28px; background: rgba(12,74,156,0.08); border-radius: 8px; padding: 6px; color: var(--primary); }
.mb-item span { font-size: 15px; color: var(--text-secondary); }
.mb-item:hover span { color: var(--text); }
.member-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.mstat { text-align: center; padding: 24px; border-radius: var(--radius-sm); }
.mstat-blue { background: linear-gradient(145deg, var(--primary), var(--primary-dark)); color: white; box-shadow: 0 6px 20px rgba(12,74,156,0.25); }
.mstat-gold { background: linear-gradient(145deg, var(--accent), var(--accent-dark)); color: white; box-shadow: 0 6px 20px rgba(232,184,48,0.25); }
.mstat-num { display: block; font-size: 32px; font-weight: 800; }
.mstat-label { font-size: 13px; opacity: 0.85; margin-top: 4px; }

/* ===== 页脚 ===== */
.footer-links{ margin-left: 55px;}
.footer { background: #024595; color: white; position: relative; }
.footer-topline { height: 4px; background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--accent)); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.5fr auto; gap: 48px; padding: 45px 0 26px; }
.footer-logo-wrap {  border-radius: 12px; display: inline-block; margin-bottom: 24px; }
.footer-logo-wrap img { height: 52px; }
.footer-desc { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.8; margin-bottom: 20px; }
.footer-badges { display: flex; flex-direction: column; gap: 8px; }
.footer-badges span { font-size: 13px; color: rgba(255,255,255,0.7); display: flex; align-items: center; gap: 8px; }
.footer-badges span::before { content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; flex-shrink: 0; }
.footer-links h4, .footer-contact h4, .footer-qrcode h4 { font-size: 17px; font-weight: 600; margin-bottom: 15px; display: flex; align-items: center; gap: 10px; }
.footer-links h4 span, .footer-contact h4 span, .footer-qrcode h4 span { display: block; width: 4px; height: 18px; background: var(--accent); border-radius: 2px; }
.footer-links ul { list-style: none; }
.footer-links li a { display: block; padding: 5px 0; font-size: 14px; color: rgba(255,255,255,0.7); border-bottom: 1px solid rgba(255,255,255,0.06); transition: all 0.2s; }
.footer-links li a:hover { color: white; padding-left: 8px; }
.footer-contact ul { list-style: none; }
.footer-contact li { display: flex; align-items: flex-start; gap: 12px; padding: 12px 0; font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.6; white-space: nowrap; }
.footer-contact li svg { flex-shrink: 0; margin-top: 2px; color: var(--accent); }
.footer-qrcode { text-align: right; }
.footer-qrcode h4 { justify-content: center; }
.qrcode-box { background: rgba(255,255,255,0.06); border-radius: var(--radius-sm); padding: 20px; display: inline-block; border: 1px solid rgba(255,255,255,0.08); }
.qrcode-inner { width: 100px; height: 100px; background: white; border-radius: 8px; display: flex; flex-direction: column; align-items: center; justify-content: center; margin-left: auto; }
.qrcode-inner img { width: 100px; height: 100px; object-fit: contain; }
.qrcode-inner span { font-size: 11px; color: var(--primary); font-weight: 600; margin-top: 4px; }
.qrcode-tip { font-size: 12px; color: rgba(255,255,255,0.35); margin-top: 12px; text-align: right; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding: 24px 0; }
.footer-bottom .container-main { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.6); }

/* ===== 滚动显示动画 ===== */
.scroll-reveal, .scroll-reveal-left, .scroll-reveal-right { opacity: 0; transform: translateY(32px); transition: all 0.7s cubic-bezier(0.25,0.46,0.45,0.94); }
.scroll-reveal-left { transform: translateX(-50px); }
.scroll-reveal-right { transform: translateX(50px); }
.scroll-reveal.revealed, .scroll-reveal-left.revealed, .scroll-reveal-right.revealed { opacity: 1; transform: translate(0); }

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
  .download-grid { grid-template-columns: repeat(3, 1fr); }
  .notice-grid { grid-template-columns: 1fr; }
  .notice-img-card { min-height: 280px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1024px) {
  .nav-links, .nav-phone { display: none; }
  .mobile-toggle { display: flex; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-float-badge { right: 10px; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .party-grid { grid-template-columns: 1fr; }
  .member-grid { grid-template-columns: 1fr; }
  .banner-title { font-size: 36px; }
  .banner-slide, .banner-content { height: 500px; }
}
@media (max-width: 768px) {
  .container-main { padding: 0 16px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 30px; }
  .banner-slide, .banner-content { height: 420px; }
  .banner-title { font-size: 28px; }
  .banner-desc { font-size: 16px; }
  .news-grid { grid-template-columns: 1fr; }
  .download-grid { grid-template-columns: repeat(2, 1fr); }
  .notice-row { grid-template-columns: 60px 1fr 40px; gap: 12px; padding: 16px; }
  .notice-type { display: none; }
  .notice-title { white-space: normal; -webkit-line-clamp: 1; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
  .about-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .stat-item { padding: 16px 8px; }
  .stat-num { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom .container-main { flex-direction: column; text-align: center; }
  .party-features { grid-template-columns: 1fr 1fr; }
  .news-tabs { flex-wrap: wrap; gap: 8px; }
  .news-tab { padding: 10px 24px; font-size: 14px; }
}
@media (max-width: 480px) {
  .download-grid { grid-template-columns: 1fr; }
  .banner-title { font-size: 26px; }
  .about-h3 { font-size: 24px; }
  .about-img-wrap img { height: 280px; }
}

/* ===== 内页通用样式 ===== */

/* 内页Banner */
.page-banner {
  margin-top: 76px;
  position: relative;
  height: 360px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.page-banner-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}
.page-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 22, 40, 0.6) 0%, rgba(12, 74, 156, 0.3) 50%, rgba(12, 74, 156, 0.4) 100%);
  z-index: 1;
}
.page-banner {
  position: relative;
  height: 360px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(42,102,250,0.25) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(30%, -30%);
}
.page-banner::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(232,184,48,0.1) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-30%, 30%);
}
.page-banner-inner {
  position: relative;
  z-index: 2;
  width: 100%;
}
.page-banner h1 {
  font-size: 40px;
  font-weight: 800;
  color: white;
  letter-spacing: 2px;
}
.page-banner-subtitle {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-top: 8px;
  letter-spacing: 3px;
  text-transform: uppercase;
}

/* 面包屑 */
.breadcrumb-wrap {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 14px;
  color: var(--text-secondary);
}
.breadcrumb a { color: var(--text-secondary); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb-sep { color: var(--text-muted); font-size: 12px; }
.breadcrumb-current { color: var(--primary); font-weight: 500; }

/* 内页主体布局 */
.page-body { padding: 60px 0; }
.page-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
}
.page-layout-full { grid-template-columns: 1fr; }

/* 侧边栏 */
.sidebar {
  position: sticky;
  top: 96px;
  height: fit-content;
}
.sidebar-title {
  font-size: 18px;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 18px 24px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-title svg { flex-shrink: 0; }
.sidebar-menu {
  background: white;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.sidebar-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  font-size: 15px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(226,232,240,0.5);
  transition: all 0.25s ease;
}
.sidebar-menu a:last-child { border-bottom: none; }
.sidebar-menu a:hover,
.sidebar-menu a.active {
  background: rgba(12,74,156,0.04);
  color: var(--primary);
  padding-left: 28px;
}
.sidebar-menu a.active { font-weight: 600; border-left: 3px solid var(--primary); }
.sidebar-menu a svg { opacity: 0.4; transition: opacity 0.2s; }
.sidebar-menu a:hover svg,
.sidebar-menu a.active svg { opacity: 1; color: var(--primary); }

/* 内容区域 */
.page-content {
  background: white;
  border-radius: var(--radius);
  border: 1px solid rgba(226,232,240,0.6);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.page-content-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-content-title::before {
  content: '';
  width: 5px;
  height: 28px;
  background: linear-gradient(to bottom, var(--primary), var(--primary-light));
  border-radius: 3px;
}
.page-content-body { padding-top: 18px; }
.page-content-body p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.page-content-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin: 36px 0 20px;
  padding-left: 16px;
  border-left: 4px solid var(--primary);
}
.page-content-body h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  
}
.page-content-body ul,
.page-content-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
}
.page-content-body li {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-secondary);
  margin-bottom: 10px;
}
.page-content-body strong { color: var(--primary); }
.page-content-body img { border-radius: var(--radius-sm); margin: 20px 0; }

/* 文章列表 */
.article-list { display: flex; flex-direction: column; gap: 0; }
.article-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px dashed rgba(226,232,240,0.7);
  transition: all 0.3s ease;
  text-decoration: none;
}
.article-item:last-child { border-bottom: none; }
.article-item:hover { background: rgba(12,74,156,0.02); margin: 0 -24px; padding-left: 24px; padding-right: 24px; border-radius: var(--radius-sm); }
.article-item-date {
  text-align: center;
  background: linear-gradient(135deg, #f0f5fc, #e8eff9);
  border-radius: 12px;
  padding: 12px 6px;
  height: fit-content;
  border: 1px solid rgba(12,74,156,0.08);
}
.article-item-date .aid-day { display: block; font-size: 30px; font-weight: 800; color: var(--primary); line-height: 1; }
.article-item-date .aid-ym { display: block; font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.article-item-title { font-size: 18px; font-weight: 600; color: var(--text); margin-bottom: 8px; transition: color 0.2s; line-height: 1.5; }
.article-item:hover .article-item-title { color: var(--primary); }
.article-item-summary { font-size: 14px; color: var(--text-secondary); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; text-overflow: ellipsis; word-break: break-all; }
.article-item-meta { display: flex; align-items: center; gap: 16px; margin-top: 12px; font-size: 13px; color: var(--text-muted); }

/* 表格样式 */
.content-table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.content-table th {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 14px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 15px;
}
.content-table th:first-child { border-radius: 10px 0 0 0; }
.content-table th:last-child { border-radius: 0 10px 0 0; }
.content-table td { padding: 14px 20px; font-size: 15px; color: var(--text-secondary); border-bottom: 1px solid var(--border); }
.content-table tr:nth-child(even) td { background: var(--bg-alt); }
.content-table tr:hover td { background: rgba(12,74,156,0.03); }

/* 下载卡片 */
.download-detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.download-detail-card {
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.download-detail-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: rgba(12,74,156,0.15); }
.download-detail-card h4 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.download-detail-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 20px; flex: 1; }

/* 会员名录 */
.member-category { margin-bottom: 36px; }
.member-category h3 {
  font-size: 20px;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  display: inline-block;
}
.member-grid-inner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.member-grid-item {
  padding: 18px 20px;
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
  transition: all 0.2s ease;
}
.member-grid-item:hover { background: white; box-shadow: var(--shadow-sm); border-color: rgba(12,74,156,0.2); }

/* 负责人卡片 */
.leader-card {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  padding: 32px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 24px;
  transition: all 0.3s ease;
}
.leader-card:hover { box-shadow: var(--shadow); border-color: rgba(12,74,156,0.15); }
.leader-avatar {
  width: 160px; height: 200px;
  background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.leader-avatar svg { color: var(--text-muted); }
.leader-info h4 { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.leader-info .leader-role { font-size: 14px; color: var(--primary); font-weight: 600; margin-bottom: 16px; display: inline-block; padding: 4px 16px; background: rgba(12,74,156,0.08); border-radius: 100px; }
.leader-info p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 10px; }

/* 分页 */
.pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--border); }
.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px; height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination span.current { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; border-color: transparent; }

/* 响应式 */
@media (max-width: 1024px) {
  .page-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; margin-bottom: 32px; }
  .page-content { padding: 32px 24px; }
  .page-banner h1 { font-size: 32px; }
  .download-detail-grid { grid-template-columns: 1fr; }
  .member-grid-inner { grid-template-columns: repeat(2, 1fr); }
  .leader-card { grid-template-columns: 1fr; }
  .leader-avatar { width: 140px; height: 180px; margin: 0 auto; }
}
@media (max-width: 768px) {
  .page-banner { height: 240px; }
  .page-banner h1 { font-size: 26px; }
  .page-content { padding: 24px 16px; }
  .member-grid-inner { grid-template-columns: 1fr; }
  .article-item { grid-template-columns: 1fr; }
  .article-item-date { display: none; }
}


/* ===== 查看详情按钮 ===== */
.btn-detail {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 16px;
  border-radius: 6px;
  background: var(--primary);
  color: white;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
}
.btn-detail:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(12,74,156,0.25);
}
.btn-detail-outline {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 20px;
  border-radius: 8px;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.25s ease;
  cursor: pointer;
  background: transparent;
}
.btn-detail-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-1px);
}

/* ===== 详情页Banner图片映射 ===== */
.banner-about .page-banner-img { background-image: url('images/page-banner-about.jpg'); }
.banner-charter .page-banner-img { background-image: url('images/page-banner-about.jpg'); }
.banner-leaders .page-banner-img { background-image: url('images/page-banner-about.jpg'); }
.banner-party .page-banner-img { background-image: url('images/page-banner-party.jpg'); }
.banner-news .page-banner-img { background-image: url('images/page-banner-news.jpg'); }
.banner-notice .page-banner-img { background-image: url('images/page-banner-notice.jpg'); }
.banner-download .page-banner-img { background-image: url('images/page-banner-download.jpg'); }
.banner-member .page-banner-img { background-image: url('images/page-banner-member.jpg'); }

/* ===== 新闻详情页 ===== */
.detail-meta { display: flex; align-items: center; gap: 24px; margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.detail-meta-item { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--text-muted); }
.detail-meta-item svg { flex-shrink: 0; }
.detail-content h4 { font-size: 18px; font-weight: 700; color: var(--text); margin: 32px 0 16px; padding-left: 14px; border-left: 4px solid var(--accent); }
.detail-content p { font-size: 16px; line-height: 2; color: var(--text-secondary); margin-bottom: 20px; text-align: justify; }
.detail-content ul, .detail-content ol { padding-left: 28px; margin-bottom: 20px; }
.detail-content li { font-size: 15px; line-height: 2; color: var(--text-secondary); margin-bottom: 8px; }
.detail-content strong { color: var(--primary); font-weight: 600; }
.detail-content img { width: 100%; max-height: 400px; object-fit: cover; border-radius: var(--radius-sm); margin: 24px 0; }
.detail-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border); }
.detail-nav a { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-secondary); transition: color 0.2s; max-width: 45%; }
.detail-nav a:hover { color: var(--primary); }
.detail-nav-prev svg { flex-shrink: 0; }
.detail-nav-next { justify-content: flex-end; }
.detail-nav-next svg { flex-shrink: 0; }