/* roulang page: index */
:root {
  --primary: #1e40af;
  --primary-light: #3b82f6;
  --primary-dark: #172554;
  --primary-soft: rgba(30, 64, 175, .08);
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --accent-soft: rgba(245, 158, 11, .12);
  --bg: #f1f5f9;
  --surface: #ffffff;
  --text: #0f172a;
  --text-weak: #64748b;
  --text-light: #94a3b8;
  --border: #e2e8f0;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 12px rgba(15, 23, 42, .06);
  --shadow: 0 10px 36px rgba(15, 23, 42, .10);
  --shadow-lg: 0 24px 64px rgba(15, 23, 42, .16);
  --container: 1200px;
  --space: 96px;
  --header-h: 74px;
  --transition: .25s ease;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; display: block; border: 0; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 20px rgba(245, 158, 11, .32); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(245, 158, 11, .4); }
.btn-primary:active { transform: translateY(0); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .6); }
.btn-outline:hover { background: rgba(255, 255, 255, .12); border-color: #fff; transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--primary); box-shadow: var(--shadow-sm); }
.btn-light:hover { background: var(--primary-soft); transform: translateY(-2px); }
.btn:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible { outline: 3px solid rgba(59, 130, 246, .5); outline-offset: 2px; }

/* 徽章与标签 */
.badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  background: var(--primary-soft);
  color: var(--primary);
  line-height: 1.5;
}
.badge-accent { background: var(--accent-soft); color: var(--accent-dark); }
.badge-dark { background: rgba(255, 255, 255, .14); color: #fff; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: var(--header-h);
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 21px;
  color: var(--primary-dark);
  letter-spacing: .5px;
  flex-shrink: 0;
}
.logo:hover { color: var(--primary); }
.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 6px 16px rgba(30, 64, 175, .3);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-weak);
  transition: all var(--transition);
}
.main-nav a:hover { color: var(--primary); background: var(--primary-soft); }
.main-nav a.active { color: var(--primary); background: var(--primary-soft); font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.search-box {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 5px 5px 5px 16px;
  width: 220px;
  transition: all var(--transition);
}
.search-box:focus-within { background: #fff; border-color: var(--primary-light); box-shadow: 0 0 0 4px rgba(59, 130, 246, .12); }
.search-box input { border: none; background: transparent; outline: none; font-size: 14px; color: var(--text); width: 100%; }
.search-box input::placeholder { color: var(--text-light); }
.search-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  border: none;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  flex-shrink: 0;
}
.search-btn:hover { background: var(--primary-light); }
.header-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  border: 2px solid var(--primary);
  color: var(--primary);
  transition: all var(--transition);
  background: transparent;
}
.header-btn:hover { background: var(--primary); color: #fff; }
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.nav-toggle:hover { background: var(--primary-soft); color: var(--primary); }
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, .98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  box-shadow: var(--shadow);
  z-index: 199;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { background: var(--primary-soft); color: var(--primary); }
.mobile-menu a.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }

/* Hero */
.hero {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: #fff;
  padding: 132px 0 120px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15, 23, 42, .86) 0%, rgba(23, 37, 84, .78) 45%, rgba(30, 64, 175, .58) 100%);
}
.hero-inner { position: relative; z-index: 1; max-width: 720px; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 999px;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 26px;
  backdrop-filter: blur(6px);
}
.hero-tag i { color: var(--accent); }
.hero-title {
  font-size: 58px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 1px;
  margin-bottom: 20px;
}
.hero-title span { color: var(--accent); }
.hero-desc {
  font-size: 18px;
  color: rgba(255, 255, 255, .9);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 600px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 48px; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
}
.hero-stat {
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 16px;
  padding: 14px 24px;
  text-align: center;
  backdrop-filter: blur(8px);
  min-width: 140px;
}
.hero-stat strong { display: block; font-size: 26px; font-weight: 800; color: #fff; }
.hero-stat span { font-size: 13px; color: rgba(255, 255, 255, .7); }

/* 快讯条 */
.ticker {
  background: var(--primary-dark);
  color: #fff;
  position: relative;
  z-index: 5;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.ticker-inner {
  display: flex;
  align-items: center;
  gap: 30px;
  min-height: 50px;
  overflow: hidden;
}
.ticker-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}
.ticker-list {
  display: flex;
  gap: 40px;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
}
.ticker-list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .85);
}
.ticker-list li i { color: var(--accent); font-size: 12px; }

/* 通用板块 */
.section { padding: var(--space) 0; }
.section-alt { background: var(--surface); }
.section-dark {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  color: #fff;
}
.section-dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, .88);
}
.section-dark .container { position: relative; z-index: 1; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-dark .section-tag { background: rgba(255, 255, 255, .14); color: var(--accent); }
.section-title { font-size: 38px; font-weight: 800; line-height: 1.3; color: var(--text); letter-spacing: .5px; }
.section-dark .section-title { color: #fff; }
.section-sub { font-size: 16px; color: var(--text-weak); margin-top: 14px; line-height: 1.8; }
.section-dark .section-sub { color: rgba(255, 255, 255, .72); }

/* 核心说明 */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-copy h2 { font-size: 34px; font-weight: 800; line-height: 1.35; margin-bottom: 20px; }
.about-copy p { color: var(--text-weak); font-size: 16px; line-height: 1.9; margin-bottom: 16px; }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.about-point {
  display: flex;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: all var(--transition);
}
.about-point:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: transparent; }
.about-point i { font-size: 22px; color: var(--primary); flex-shrink: 0; margin-top: 4px; }
.about-point h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.about-point p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin: 0; }
.about-visual { position: relative; }
.about-visual img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; height: 420px; object-fit: cover; }
.about-float {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow);
}
.about-float i { font-size: 26px; color: var(--accent); }
.about-float strong { display: block; font-size: 15px; }
.about-float span { font-size: 13px; color: var(--text-weak); }

/* 分类卡片 */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.cat-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: block;
  border: 1px solid var(--border);
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cat-cover { position: relative; height: 210px; overflow: hidden; }
.cat-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cat-card:hover .cat-cover img { transform: scale(1.06); }
.cat-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(15, 23, 42, .55), transparent 60%); }
.cat-icon {
  position: absolute;
  bottom: 18px;
  left: 22px;
  z-index: 1;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .28);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
}
.cat-body { padding: 24px 26px 28px; }
.cat-body h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.cat-body p { font-size: 15px; color: var(--text-weak); line-height: 1.7; margin-bottom: 18px; }
.cat-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 14px; color: var(--primary); }
.cat-link i { transition: transform var(--transition); }
.cat-card:hover .cat-link i { transform: translateX(4px); }

/* 最新资讯布局 */
.content-layout { display: grid; grid-template-columns: 1fr 360px; gap: 44px; align-items: start; }
.post-list { display: flex; flex-direction: column; gap: 18px; }
.post-item {
  display: flex;
  gap: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
  align-items: flex-start;
}
.post-item:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: transparent; }
.post-main { flex: 1; min-width: 0; }
.post-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.post-date { font-size: 13px; color: var(--text-light); display: inline-flex; align-items: center; gap: 6px; }
.post-title { font-size: 19px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.post-title a { color: var(--text); }
.post-title a:hover { color: var(--primary); }
.post-summary {
  font-size: 15px;
  color: var(--text-weak);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.post-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.post-arrow i { transition: transform var(--transition); }
.post-item:hover .post-arrow i { transform: translateX(4px); }
.empty-tip {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-weak);
  font-size: 16px;
}
.empty-tip i { font-size: 28px; color: var(--text-light); display: block; margin-bottom: 12px; }

/* 侧栏 */
.sidebar { display: flex; flex-direction: column; gap: 24px; }
.side-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.side-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.side-card h3 i { color: var(--primary); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-cloud a {
  font-size: 13px;
  color: var(--text-weak);
  background: var(--bg);
  border-radius: 999px;
  padding: 6px 16px;
  transition: all var(--transition);
  border: 1px solid transparent;
}
.tag-cloud a:hover { color: #fff; background: var(--primary); border-color: var(--primary); }
.side-recommend { position: relative; border-radius: var(--radius); overflow: hidden; display: block; }
.side-recommend img { width: 100%; height: 180px; object-fit: cover; }
.side-recommend::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(15, 23, 42, .72), transparent 55%); }
.side-recommend-text { position: absolute; bottom: 16px; left: 16px; right: 16px; z-index: 1; color: #fff; }
.side-recommend-text strong { display: block; font-size: 16px; margin-bottom: 4px; }
.side-recommend-text span { font-size: 12px; color: rgba(255, 255, 255, .75); }
.side-list { display: flex; flex-direction: column; gap: 12px; }
.side-list a {
  font-size: 14px;
  color: var(--text);
  padding: 10px 14px;
  background: var(--bg);
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition);
}
.side-list a:hover { background: var(--primary-soft); color: var(--primary); padding-left: 20px; }
.side-list a i { color: var(--primary); font-size: 13px; }

/* 流程 */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
}
.step-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(30, 64, 175, .28);
}
.step-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 14px; }
.step-card p { font-size: 15px; color: var(--text-weak); line-height: 1.8; }

/* 数据统计 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 20px; }
.stat-card {
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  backdrop-filter: blur(8px);
  transition: all var(--transition);
}
.stat-card:hover { background: rgba(255, 255, 255, .14); transform: translateY(-4px); }
.stat-icon { font-size: 28px; color: var(--accent); margin-bottom: 14px; }
.stat-num { font-size: 42px; font-weight: 800; color: #fff; line-height: 1.2; }
.stat-label { font-size: 14px; color: rgba(255, 255, 255, .68); margin-top: 6px; }

/* 精选推荐 */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
  display: block;
  box-shadow: var(--shadow-sm);
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.feature-cover { height: 170px; position: relative; overflow: hidden; }
.feature-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.feature-card:hover .feature-cover img { transform: scale(1.07); }
.feature-cover .badge { position: absolute; top: 12px; left: 12px; z-index: 1; box-shadow: var(--shadow-sm); }
.feature-body { padding: 20px 22px 24px; }
.feature-body h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.feature-body h3 a { color: var(--text); }
.feature-body h3 a:hover { color: var(--primary); }
.feature-body p { font-size: 14px; color: var(--text-weak); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* FAQ */
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.faq-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 30px;
  transition: all var(--transition);
}
.faq-card:hover { box-shadow: var(--shadow-sm); }
.faq-q { display: flex; gap: 12px; font-size: 17px; font-weight: 700; margin-bottom: 12px; line-height: 1.5; }
.faq-q i { color: var(--primary); flex-shrink: 0; margin-top: 3px; }
.faq-a { padding-left: 30px; font-size: 15px; color: var(--text-weak); line-height: 1.8; }

/* CTA */
.cta-section { position: relative; background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat; padding: 110px 0; color: #fff; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(23, 37, 84, .92), rgba(30, 64, 175, .82)); }
.cta-inner { position: relative; z-index: 1; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { font-size: 38px; font-weight: 800; line-height: 1.35; margin-bottom: 16px; }
.cta-inner p { font-size: 17px; color: rgba(255, 255, 255, .82); margin-bottom: 36px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

/* Footer */
.site-footer { background: var(--primary-dark); color: rgba(255, 255, 255, .75); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 48px; padding-bottom: 56px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 15px; line-height: 1.8; color: rgba(255, 255, 255, .6); max-width: 340px; }
.footer-col h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 20px; position: relative; padding-bottom: 12px; }
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; border-radius: 3px; background: var(--accent); }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, .6);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition);
}
.footer-col a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 24px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}
.footer-bottom a { color: rgba(255, 255, 255, .6); }
.footer-bottom a:hover { color: #fff; }

/* 响应式 */
@media (max-width: 1200px) {
  .main-nav a { padding: 9px 12px; font-size: 14px; }
  .search-box { width: 170px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
  :root { --space: 72px; }
  .main-nav { display: none; }
  .header-actions .search-box { display: none; }
  .nav-toggle { display: inline-flex; }
  .hero-title { font-size: 46px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual img { height: 340px; }
  .content-layout { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .cat-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero-stats { gap: 10px; }
}
@media (max-width: 768px) {
  :root { --space: 56px; --header-h: 64px; }
  .container { padding: 0 18px; }
  .logo { font-size: 18px; }
  .logo-icon { width: 34px; height: 34px; font-size: 15px; }
  .header-btn { display: none; }
  .hero { padding: 80px 0 70px; }
  .hero-title { font-size: 34px; }
  .hero-desc { font-size: 16px; }
  .hero-stat { min-width: 108px; padding: 10px 14px; }
  .hero-stat strong { font-size: 20px; }
  .section-title { font-size: 28px; }
  .about-points { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: 1fr; }
  .post-item { flex-direction: column; padding: 20px; }
  .steps-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .sidebar { grid-template-columns: 1fr; }
  .cta-section { padding: 70px 0; }
  .cta-inner h2 { font-size: 29px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .ticker-inner { gap: 14px; }
  .ticker-label { padding: 5px 12px; font-size: 12px; }
  .ticker-list { gap: 20px; }
}
@media (max-width: 520px) {
  .hero-title { font-size: 29px; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { width: 100%; }
  .hero-stat { flex: 1; min-width: 90px; }
  .section-head { margin-bottom: 36px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat-num { font-size: 32px; }
  .about-float { flex-direction: column; text-align: center; padding: 16px; }
  .cta-actions .btn { width: 100%; }
}

/* roulang page: article */
:root {
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --bg: #f8fafc;
  --bg-deep: #0f172a;
  --text: #1e293b;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --max-w: 1200px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea { font: inherit; border: none; outline: none; background: none; }
ul, ol { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* 顶部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-weak);
  transition: var(--transition);
}

.main-nav a:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.main-nav a.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 6px 16px;
  gap: 8px;
  transition: var(--transition);
  width: 200px;
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.search-box i {
  color: var(--text-weak);
  font-size: 13px;
}

.search-box input {
  width: 100%;
  font-size: 13px;
  color: var(--text);
  background: transparent;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--white);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* 移动端菜单 */
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--white);
  transition: var(--transition);
}

.menu-toggle:hover { border-color: var(--primary); color: var(--primary); }

/* 内页横幅 */
.page-banner {
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 60%, #2563eb 100%);
  padding: 72px 0 88px;
  text-align: center;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}

.page-banner::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg);
  clip-path: polygon(0 100%, 100% 100%, 100% 0, 0 100%);
}

.banner-content {
  position: relative;
  z-index: 2;
}

.banner-content .category-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 16px;
}

.banner-content h1 {
  color: #fff;
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  max-width: 800px;
  margin: 0 auto 12px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.banner-meta {
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.banner-meta span { display: inline-flex; align-items: center; gap: 5px; }

/* 文章主体 */
.article-main {
  padding: 64px 0 80px;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  align-items: start;
}

.article-content {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
}

.article-content-body {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text);
}

.article-content-body h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 28px 0 12px;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
  line-height: 1.4;
}

.article-content-body h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 22px 0 10px;
}

.article-content-body p {
  margin-bottom: 16px;
}

.article-content-body ul {
  margin: 16px 0;
  padding: 0;
}

.article-content-body li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
}

.article-content-body li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
}

.article-content-body img {
  border-radius: var(--radius);
  margin: 20px 0;
  box-shadow: var(--shadow);
}

.article-content-body blockquote {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  color: var(--text);
  font-style: italic;
}

.article-content-body code {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 14px;
}

/* 侧边栏 */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 92px;
}

.sidebar-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.sidebar-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg);
  position: relative;
}

.sidebar-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 48px;
  height: 2px;
  background: var(--primary);
}

.sidebar-title i { color: var(--primary); }

.sidebar-list li {
  margin-bottom: 14px;
}

.sidebar-list a {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
}

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

.sidebar-list .list-index {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  border-radius: 6px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.sidebar-list .list-text { flex: 1; }

.sidebar-list .list-text strong { display: block; font-weight: 600; }

.sidebar-tag {
  display: inline-block;
  padding: 5px 12px;
  background: var(--bg);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-weak);
  margin: 0 6px 8px 0;
  transition: var(--transition);
}

.sidebar-tag:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.help-card {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius);
  color: #fff;
  padding: 28px 24px;
  text-align: center;
}

.help-card i {
  font-size: 36px;
  color: var(--accent);
  margin-bottom: 12px;
}

.help-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
  font-weight: 700;
}

.help-card p {
  font-size: 13px;
  opacity: 0.85;
  margin-bottom: 18px;
}

.help-btn {
  display: inline-block;
  background: #fff;
  color: var(--primary);
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
}

.help-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255, 255, 255, 0.25); }

/* 相关推荐 */
.related-section {
  padding: 60px 0 80px;
  background: var(--white);
  border-top: 1px solid var(--border);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
}

.section-title i {
  width: 36px;
  height: 36px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.section-more {
  font-size: 14px;
  color: var(--text-weak);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

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

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.related-card .card-img {
  height: 160px;
  overflow: hidden;
  position: relative;
}

.related-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.related-card:hover .card-img img { transform: scale(1.06); }

.related-card .card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.4), transparent);
}

.related-card .card-body {
  padding: 20px;
}

.related-card .card-body h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.5;
}

.related-card .card-body h4 a:hover { color: var(--primary); }

.related-card .card-body .card-summary {
  font-size: 13px;
  color: var(--text-weak);
  margin-bottom: 12px;
  line-height: 1.5;
}

.card-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-weak);
}

.card-info .tag {
  background: var(--primary-light);
  color: var(--primary);
  padding: 2px 10px;
  border-radius: 12px;
  font-weight: 500;
}

/* 文章未找到状态 */
.article-not-found {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 60px 40px;
  text-align: center;
}

.article-not-found i {
  font-size: 56px;
  color: var(--primary);
  margin-bottom: 16px;
}

.article-not-found h2 {
  font-size: 28px;
  color: var(--text);
  margin-bottom: 10px;
}

.article-not-found p {
  color: var(--text-weak);
  margin-bottom: 24px;
}

/* 页脚 */
.site-footer {
  background: var(--bg-deep);
  color: #94a3b8;
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand .logo-icon {
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
}

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--primary);
}

.footer-col ul li { margin-bottom: 8px; }

.footer-col ul li a {
  font-size: 14px;
  color: #94a3b8;
  transition: var(--transition);
}

.footer-col ul li a i {
  font-size: 12px;
  margin-right: 5px;
  color: var(--primary);
}

.footer-col ul li a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a { color: #60a5fa; }
.footer-bottom a:hover { color: #fff; }

/* 响应式 */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; height: auto; padding: 16px 0; }
  .search-box { display: none; }
  .main-nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding: 8px 0;
    gap: 8px;
  }
  .main-nav a { flex-shrink: 0; }
  .banner-content h1 { font-size: 28px; }
  .article-content { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .menu-toggle { display: flex; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-actions .btn-outline { display: none; }
  .header-actions .btn-primary { padding: 8px 16px; font-size: 13px; }
  .banner-content h1 { font-size: 24px; }
  .banner-meta { flex-direction: column; gap: 8px; }
  .related-grid { grid-template-columns: 1fr; }
  .article-content { padding: 20px; }
  .article-content-body h2 { font-size: 20px; }
  .section-title { font-size: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category2 */
:root {
    --primary: #4f46e5;
    --primary-dark: #3730a3;
    --primary-light: #818cf8;
    --secondary: #f59e0b;
    --secondary-light: #fbbf24;
    --accent: #06b6d4;
    --bg-body: #f4f5fb;
    --bg-white: #ffffff;
    --bg-light: #eef0f8;
    --bg-dark: #1e1b4b;
    --text-main: #1e2233;
    --text-body: #44506a;
    --text-muted: #8a94ad;
    --border: #e4e7f2;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --shadow-sm: 0 2px 10px rgba(30, 34, 51, 0.06);
    --shadow-md: 0 8px 30px rgba(30, 34, 51, 0.08);
    --shadow-lg: 0 18px 50px rgba(30, 34, 51, 0.12);
    --transition: all 0.3s ease;
    --container-w: 1200px;
  }

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

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-body);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 16px;
  }

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

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

  button,
  input {
    font-family: inherit;
    border: none;
    outline: none;
  }

  .container {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 24px;
  }

  /* ===== Header / Nav ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 20px rgba(30, 34, 51, 0.05);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    height: 72px;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 900;
    color: var(--primary);
    white-space: nowrap;
    letter-spacing: -0.5px;
  }

  .logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border-radius: 12px;
    font-size: 18px;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .main-nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-body);
    transition: var(--transition);
  }

  .main-nav a i {
    font-size: 14px;
    opacity: 0.8;
  }

  .main-nav a:hover {
    color: var(--primary);
    background: var(--bg-light);
  }

  .main-nav a.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 16px rgba(79, 70, 229, 0.3);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .header-search {
    display: flex;
    align-items: center;
    background: var(--bg-light);
    border-radius: 999px;
    padding: 0 16px;
    height: 40px;
    border: 1px solid transparent;
    transition: var(--transition);
  }

  .header-search:focus-within {
    border-color: var(--primary-light);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
  }

  .header-search input {
    background: transparent;
    border: none;
    width: 160px;
    font-size: 14px;
    color: var(--text-main);
  }

  .header-search input::placeholder {
    color: var(--text-muted);
  }

  .header-search i {
    color: var(--text-muted);
    font-size: 14px;
    margin-right: 8px;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    padding: 10px 24px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(79, 70, 229, 0.3);
    white-space: nowrap;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.4);
  }

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

  .menu-toggle {
    display: none;
    background: var(--bg-light);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 18px;
    color: var(--text-main);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
  }

  .menu-toggle:hover {
    background: var(--border);
  }

  @media (max-width: 1024px) {
    .main-nav {
      display: none;
      position: absolute;
      top: 72px;
      left: 0;
      right: 0;
      background: #fff;
      flex-direction: column;
      padding: 20px 24px;
      border-bottom: 1px solid var(--border);
      box-shadow: 0 20px 40px rgba(30, 34, 51, 0.1);
    }

    .main-nav.open {
      display: flex;
    }

    .main-nav a {
      width: 100%;
      padding: 14px 20px;
      border-radius: 12px;
      border-bottom: 1px solid var(--bg-light);
    }

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

    .menu-toggle {
      display: flex;
    }

    .header-search {
      display: none;
    }
  }

  @media (max-width: 520px) {
    .logo {
      font-size: 18px;
    }

    .logo-icon {
      width: 34px;
      height: 34px;
      font-size: 15px;
    }

    .btn-primary {
      padding: 8px 16px;
      font-size: 13px;
    }
  }

  /* ===== Hero ===== */
  .page-hero {
    background: linear-gradient(135deg, rgba(30, 27, 75, 0.92), rgba(55, 48, 163, 0.85)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    padding: 90px 0 70px;
    color: #fff;
    position: relative;
    overflow: hidden;
  }

  .page-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to top, var(--bg-body), transparent);
  }

  .hero-inner {
    position: relative;
    z-index: 2;
    max-width: 820px;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 7px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    backdrop-filter: blur(4px);
    margin-bottom: 22px;
  }

  .hero-badge i {
    color: var(--secondary-light);
  }

  .page-hero h1 {
    font-size: 46px;
    font-weight: 900;
    line-height: 1.25;
    margin-bottom: 18px;
    letter-spacing: -1px;
  }

  .page-hero p {
    font-size: 17px;
    line-height: 1.8;
    opacity: 0.85;
    margin-bottom: 30px;
  }

  .hero-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
  }

  .hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    opacity: 0.75;
  }

  @media (max-width: 768px) {
    .page-hero {
      padding: 60px 0 50px;
    }

    .page-hero h1 {
      font-size: 32px;
    }
  }

  /* ===== Section通用 ===== */
  .section {
    padding: 70px 0;
  }

  .section-alt {
    background: var(--bg-white);
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 36px;
    flex-wrap: wrap;
  }

  .section-head .kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
  }

  .section-head .kicker::before {
    content: '';
    width: 20px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
  }

  .section-head h2 {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--text-main);
    letter-spacing: -0.5px;
  }

  .section-head p {
    color: var(--text-muted);
    font-size: 15px;
    max-width: 560px;
  }

  @media (max-width: 768px) {
    .section {
      padding: 50px 0;
    }

    .section-head h2 {
      font-size: 26px;
    }
  }

  /* ===== 攻略分类卡片 ===== */
  .guide-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .guide-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
  }

  .guide-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
  }

  .guide-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
  }

  .guide-card:hover::before {
    opacity: 1;
  }

  .guide-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--bg-light), #e0e7ff);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 20px;
    transition: var(--transition);
  }

  .guide-card:hover .guide-card-icon {
    transform: scale(1.05) rotate(-3deg);
  }

  .guide-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 10px;
  }

  .guide-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
  }

  .guide-card .guide-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
    margin-top: 16px;
  }

  @media (max-width: 768px) {
    .guide-cards {
      grid-template-columns: 1fr;
    }
  }

  /* ===== 精选攻略 ===== */
  .featured-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 28px;
  }

  .featured-main-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
  }

  .featured-main-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
  }

  .featured-main-card .cover-wrap {
    position: relative;
    height: 280px;
    overflow: hidden;
  }

  .featured-main-card .cover-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
  }

  .featured-main-card:hover .cover-wrap img {
    transform: scale(1.04);
  }

  .featured-main-card .cover-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background: linear-gradient(135deg, var(--secondary), #ea580c);
    color: #fff;
    padding: 5px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
  }

  .featured-main-card .card-body {
    padding: 26px;
  }

  .featured-main-card .card-body h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
  }

  .featured-main-card .card-body p {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 18px;
  }

  .card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-muted);
  }

  .card-meta span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
  }

  .side-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .side-item {
    display: flex;
    gap: 16px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: var(--transition);
  }

  .side-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
    border-color: var(--primary-light);
  }

  .side-item img {
    width: 96px;
    height: 76px;
    object-fit: cover;
    border-radius: 10px;
    flex-shrink: 0;
  }

  .side-item .side-content {
    flex: 1;
  }

  .side-item .side-content h4 {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 6px;
  }

  .side-item .side-content p {
    font-size: 12px;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  @media (max-width: 768px) {
    .featured-grid {
      grid-template-columns: 1fr;
    }

    .featured-main-card .cover-wrap {
      height: 200px;
    }
  }

  /* ===== 攻略排行 ===== */
  .rank-section {
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
  }

  .rank-section::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.4), transparent);
  }

  .rank-section .section-head h2 {
    color: #fff;
  }

  .rank-section .section-head p {
    color: rgba(255, 255, 255, 0.6);
  }

  .rank-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .rank-item {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 22px 24px;
    display: flex;
    align-items: center;
    gap: 18px;
    backdrop-filter: blur(4px);
    transition: var(--transition);
  }

  .rank-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
  }

  .rank-num {
    font-size: 32px;
    font-weight: 900;
    font-style: italic;
    color: rgba(255, 255, 255, 0.2);
    min-width: 50px;
    text-align: center;
  }

  .rank-item:nth-child(1) .rank-num,
  .rank-item:nth-child(2) .rank-num,
  .rank-item:nth-child(3) .rank-num,
  .rank-item:nth-child(4) .rank-num {
    color: var(--secondary);
  }

  .rank-info {
    flex: 1;
  }

  .rank-info h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
  }

  .rank-info p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 13px;
  }

  .rank-stats {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
  }

  .rank-stats i {
    color: var(--secondary-light);
  }

  @media (max-width: 768px) {
    .rank-list {
      grid-template-columns: 1fr;
    }
  }

  /* ===== 攻略流程 ===== */
  .process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
  }

  .process-step {
    text-align: center;
    padding: 30px 20px;
    position: relative;
  }

  .process-step::after {
    content: '';
    position: absolute;
    top: 48px;
    left: 60%;
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-light), transparent);
    z-index: 0;
  }

  .process-step:last-child::after {
    display: none;
  }

  .step-num {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-size: 24px;
    font-weight: 800;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.3);
    position: relative;
    z-index: 1;
  }

  .process-step h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
  }

  .process-step p {
    font-size: 14px;
    color: var(--text-muted);
  }

  @media (max-width: 768px) {
    .process-steps {
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .process-step::after {
      display: none;
    }
  }

  @media (max-width: 520px) {
    .process-steps {
      grid-template-columns: 1fr;
    }
  }

  /* ===== FAQ ===== */
  .faq-wrap {
    max-width: 860px;
    margin: 0 auto;
  }

  .faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
  }

  .faq-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
  }

  .faq-item summary {
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: var(--transition);
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 14px;
    color: var(--text-muted);
    transition: var(--transition);
    flex-shrink: 0;
  }

  .faq-item[open] summary::after {
    transform: rotate(180deg);
    color: var(--primary);
  }

  .faq-item[open] summary {
    border-bottom: 1px solid var(--border);
    background: var(--bg-light);
  }

  .faq-item .faq-body {
    padding: 18px 24px;
    color: var(--text-body);
    font-size: 15px;
    line-height: 1.8;
  }

  /* ===== CTA ===== */
  .cta-block {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.95), rgba(30, 27, 75, 0.98)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    border-radius: var(--radius-lg);
    padding: 64px 48px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    flex-wrap: wrap;
  }

  .cta-block h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
  }

  .cta-block p {
    font-size: 15px;
    opacity: 0.8;
    line-height: 1.7;
  }

  .cta-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }

  .btn-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--primary-dark);
    padding: 12px 30px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  }

  .btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
  }

  .btn-outline-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    padding: 12px 30px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    transition: var(--transition);
  }

  .btn-outline-light:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
  }

  @media (max-width: 768px) {
    .cta-block {
      padding: 40px 24px;
    }

    .cta-block h2 {
      font-size: 24px;
    }
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 70px 0 0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .footer-brand .logo {
    color: #fff;
    margin-bottom: 16px;
    font-size: 20px;
  }

  .footer-brand .logo .logo-icon {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.7;
    max-width: 340px;
  }

  .footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
  }

  .footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
  }

  .footer-col ul {
    list-style: none;
  }

  .footer-col ul li {
    margin-bottom: 10px;
  }

  .footer-col ul li a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    opacity: 0.75;
    transition: var(--transition);
  }

  .footer-col ul li a:hover {
    opacity: 1;
    color: #fff;
    padding-left: 4px;
  }

  .footer-col ul li a i {
    font-size: 12px;
  }

  .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 0;
    font-size: 13px;
    opacity: 0.6;
    flex-wrap: wrap;
  }

  .footer-bottom a {
    color: rgba(255, 255, 255, 0.8);
  }

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

  @media (max-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 36px;
    }

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

  /* ===== 移动端菜单 ===== */
  @media (max-width: 1024px) {
    .main-nav.active-mobile {
      display: flex;
    }
  }

  /* ===== 通用按钮状态 ===== */
  .btn-primary:focus-visible,
  .btn-light:focus-visible,
  .btn-outline-light:focus-visible,
  .menu-toggle:focus-visible {
    outline: 3px solid var(--secondary-light);
    outline-offset: 3px;
  }

/* roulang page: category1 */
:root {
  --primary: #1453c8;
  --primary-dark: #0f3d94;
  --primary-light: #e8effd;
  --accent: #ff6b35;
  --accent-light: #fff1e8;
  --green: #0f9e63;
  --green-light: #e7f8f0;
  --purple: #6d4aff;
  --purple-light: #f0ebff;
  --bg: #f5f8fc;
  --bg-deep: #0f1f3d;
  --text: #17233d;
  --text-light: #5c6f8c;
  --border: #e2e9f3;
  --card-bg: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(17, 35, 66, 0.08);
  --shadow-lg: 0 18px 44px rgba(17, 35, 66, 0.14);
  --space: 24px;
  --max-w: 1200px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: all .2s ease; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; outline: none; }
ul, ol { list-style: none; }
.container { max-width: var(--max-w); margin-inline: auto; padding-inline: 20px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 18px rgba(15, 31, 61, .05);
}
.header-inner { display: flex; align-items: center; gap: 22px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 900; color: var(--text); white-space: nowrap; letter-spacing: .2px; }
.logo-icon { width: 38px; height: 38px; border-radius: 10px; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: 18px; box-shadow: 0 6px 14px rgba(20, 83, 200, .28); }
.main-nav { display: flex; align-items: center; gap: 6px; flex: 1; min-width: 0; }
.main-nav a { display: flex; align-items: center; gap: 6px; padding: 8px 13px; border-radius: 8px; font-size: 14px; font-weight: 600; color: var(--text-light); white-space: nowrap; transition: all .2s; }
.main-nav a i { font-size: 13px; opacity: .85; }
.main-nav a:hover { background: var(--primary-light); color: var(--primary); }
.main-nav a.active { background: var(--primary); color: #fff; box-shadow: 0 6px 16px rgba(20, 83, 200, .24); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.search-box { display: flex; align-items: center; background: #f2f6fb; border: 1px solid transparent; border-radius: 999px; padding: 2px 4px 2px 14px; transition: all .2s; height: 40px; }
.search-box:focus-within { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 3px rgba(20, 83, 200, .1); }
.search-box input { border: none; background: transparent; width: 145px; font-size: 13px; color: var(--text); }
.search-box button { width: 32px; height: 32px; border: none; border-radius: 50%; background: var(--primary); color: #fff; font-size: 13px; transition: transform .2s; }
.search-box button:hover { transform: scale(1.06); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 40px; padding: 0 18px; border-radius: 999px; font-weight: 700; font-size: 14px; border: 1px solid transparent; transition: all .25s ease; white-space: nowrap; }
.btn-ghost { background: #fff; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.btn-primary { background: linear-gradient(135deg, #1453c8, #0f3d94); color: #fff; box-shadow: 0 6px 18px rgba(20, 83, 200, .3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(20, 83, 200, .4); }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--border); background: #fff; border-radius: 10px; color: var(--text); font-size: 17px; align-items: center; justify-content: center; }

/* ===== Notice Bar ===== */
.notice-bar { background: linear-gradient(90deg, #0f1f3d, #12305f); color: #dbe6ff; padding: 10px 0; }
.notice-bar .container { display: flex; align-items: center; gap: 12px; }
.notice-icon { color: #ffb45c; font-size: 15px; }
.notice-label { background: var(--accent); color: #fff; font-size: 12px; font-weight: 800; padding: 3px 10px; border-radius: 999px; flex-shrink: 0; }
.notice-bar p { flex: 1; font-size: 13px; }
.notice-bar a { color: #fff; font-weight: 700; font-size: 13px; display: inline-flex; align-items: center; gap: 4px; white-space: nowrap; flex-shrink: 0; }
.notice-bar a:hover { color: #ffb45c; }

/* ===== Page Hero ===== */
.page-hero { position: relative; padding: 80px 0 90px; background-size: cover; background-position: center; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(9, 20, 44, .93) 0%, rgba(9, 20, 44, .7) 52%, rgba(9, 20, 44, .38) 100%); }
.page-hero .container { position: relative; z-index: 2; }
.hero-tag { display: inline-flex; align-items: center; gap: 6px; background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .22); color: #fff; padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: 1px; backdrop-filter: blur(4px); }
.page-hero h1 { margin-top: 16px; font-size: clamp(32px, 5vw, 46px); color: #fff; font-weight: 900; line-height: 1.2; letter-spacing: 1px; }
.page-hero p { margin-top: 14px; max-width: 640px; color: rgba(255, 255, 255, .86); font-size: 15px; line-height: 1.8; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 24px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; color: rgba(255, 255, 255, .75); font-size: 13px; }
.hero-breadcrumb { margin-top: 24px; font-size: 12px; color: rgba(255, 255, 255, .6); display: flex; flex-wrap: wrap; gap: 6px; }
.hero-breadcrumb a { color: rgba(255, 255, 255, .78); }
.hero-breadcrumb a:hover { color: #fff; }

/* ===== Section Framework ===== */
.section { padding: 56px 0; }
.section-head { max-width: 680px; margin-bottom: 36px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-tag { display: inline-block; background: var(--primary-light); color: var(--primary); font-size: 12px; font-weight: 800; padding: 4px 12px; border-radius: 999px; letter-spacing: 1px; margin-bottom: 10px; }
.section-head h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; line-height: 1.3; letter-spacing: .5px; }
.section-head p { margin-top: 10px; color: var(--text-light); font-size: 14px; }

/* ===== Intro ===== */
.intro-block { background: #fff; border-bottom: 1px solid var(--border); }
.intro-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 44px; align-items: center; }
.intro-text h2 { font-size: clamp(22px, 2.6vw, 30px); font-weight: 800; line-height: 1.35; }
.intro-text p { margin-top: 14px; color: var(--text-light); font-size: 14px; line-height: 1.8; }
.intro-list { margin-top: 22px; display: grid; gap: 12px; }
.intro-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; }
.intro-list i { color: var(--primary); margin-top: 4px; flex-shrink: 0; }
.intro-media { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.intro-media img { width: 100%; height: 280px; object-fit: cover; }
.intro-media::after { content: "平台指引 · 官方信息集散地"; position: absolute; left: 0; right: 0; bottom: 0; padding: 20px; background: linear-gradient(transparent, rgba(15, 31, 61, .82)); color: #fff; font-weight: 600; font-size: 13px; }

/* ===== Guide Card Grid ===== */
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.guide-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; transition: all .25s ease; position: relative; overflow: hidden; }
.guide-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: var(--primary); opacity: 0; transition: opacity .25s; }
.guide-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.guide-card:hover::before { opacity: 1; }
.card-icon { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; font-size: 20px; margin-bottom: 16px; }
.icon-primary { background: var(--primary-light); color: var(--primary); }
.icon-accent { background: var(--accent-light); color: var(--accent); }
.icon-green { background: var(--green-light); color: var(--green); }
.icon-purple { background: var(--purple-light); color: var(--purple); }
.card-tag { font-size: 12px; font-weight: 700; color: var(--primary); background: var(--primary-light); padding: 3px 10px; border-radius: 999px; }
.guide-card h3 { margin-top: 14px; font-size: 17px; font-weight: 800; }
.guide-card p { margin-top: 8px; font-size: 13px; color: var(--text-light); line-height: 1.7; }
.card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-size: 13px; font-weight: 700; color: var(--primary); }
.card-link:hover { gap: 10px; }

/* ===== Guide Layout ===== */
.guide-layout { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; align-items: start; }
.featured-panel { display: flex; flex-direction: column; gap: 20px; }
.feature-card { display: grid; grid-template-columns: 220px 1fr; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: transform .25s, box-shadow .25s; }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-card img { width: 100%; height: 100%; min-height: 160px; object-fit: cover; }
.feature-card-body { padding: 18px 20px; display: flex; flex-direction: column; gap: 6px; }
.feature-tag { font-size: 12px; font-weight: 700; color: var(--accent); background: var(--accent-light); padding: 2px 10px; border-radius: 999px; display: inline-block; width: fit-content; }
.feature-card h3 { font-size: 17px; font-weight: 800; line-height: 1.5; }
.feature-card h3:hover { color: var(--primary); }
.feature-card p { font-size: 13px; color: var(--text-light); line-height: 1.7; }
.feature-meta { display: flex; gap: 14px; font-size: 12px; color: var(--text-light); margin-top: auto; }
.feature-meta span { display: inline-flex; align-items: center; gap: 4px; }

/* ===== Rank Panel ===== */
.rank-panel { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.rank-panel h3 { font-size: 16px; font-weight: 800; display: flex; align-items: center; gap: 8px; margin-bottom: 8px; border-bottom: 2px solid var(--primary-light); padding-bottom: 14px; }
.rank-list li { display: flex; gap: 14px; padding: 13px 0; border-bottom: 1px dashed var(--border); }
.rank-list li:last-child { border-bottom: none; }
.rank-list .rank-num { font-size: 20px; font-weight: 900; color: var(--primary); min-width: 34px; line-height: 1.2; font-style: italic; }
.rank-list .rank-info { flex: 1; }
.rank-list a { font-size: 13px; font-weight: 600; line-height: 1.5; display: block; }
.rank-list a:hover { color: var(--primary); }
.rank-list .views { font-size: 12px; color: var(--text-light); margin-top: 4px; }

/* ===== Flow Section ===== */
.flow-section { background: var(--bg-deep); color: #fff; }
.flow-section .section-head h2 { color: #fff; }
.flow-section .section-head p { color: #aab9d3; }
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.flow-step { position: relative; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .1); border-radius: var(--radius); padding: 26px 22px; backdrop-filter: blur(6px); transition: background .25s; }
.flow-step:hover { background: rgba(255, 255, 255, .1); }
.step-num { font-size: 28px; font-weight: 900; color: var(--accent); }
.flow-step h3 { margin-top: 8px; font-size: 16px; font-weight: 800; }
.flow-step p { margin-top: 8px; font-size: 13px; color: rgba(255, 255, 255, .72); line-height: 1.7; }
.flow-arrow { position: absolute; top: 50%; right: -16px; transform: translateY(-50%); color: var(--accent); font-size: 14px; z-index: 2; background: var(--bg-deep); border-radius: 50%; width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .2); }

/* ===== Feature / Reco Cards ===== */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.reco-card { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 260px; display: flex; align-items: flex-end; box-shadow: var(--shadow); transition: transform .25s; }
.reco-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.reco-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.reco-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15, 31, 61, 0) 30%, rgba(15, 31, 61, .84) 100%); }
.reco-body { position: relative; z-index: 2; padding: 22px; color: #fff; width: 100%; }
.reco-tag { background: var(--accent); color: #fff; font-size: 12px; padding: 2px 10px; border-radius: 999px; display: inline-block; }
.reco-body h3 { margin-top: 8px; font-size: 18px; font-weight: 800; }
.reco-body p { margin-top: 6px; font-size: 13px; color: rgba(255, 255, 255, .8); line-height: 1.6; }

/* ===== FAQ ===== */
.faq-section { background: #fff; border-top: 1px solid var(--border); }
.faq-list { max-width: 780px; margin-inline: auto; display: grid; gap: 14px; }
.faq-item { border: 1px solid var(--border); border-radius: 14px; transition: border-color .2s, box-shadow .2s; }
.faq-item summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 20px; cursor: pointer; font-weight: 700; font-size: 14px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon { color: var(--primary); transition: transform .3s; flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--primary-light); display: grid; place-items: center; font-size: 12px; }
.faq-item[open] { border-color: var(--primary); box-shadow: 0 6px 18px rgba(20, 83, 200, .08); }
.faq-item[open] summary .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-answer { padding: 0 20px 16px; color: var(--text-light); font-size: 14px; line-height: 1.75; }

/* ===== CTA ===== */
.cta-wrapper { padding-bottom: 60px; }
.cta-block { position: relative; border-radius: 24px; overflow: hidden; padding: 56px 40px; color: #fff; background-size: cover; background-position: center; text-align: center; }
.cta-block::before { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(15, 31, 61, .94), rgba(20, 83, 200, .78)); }
.cta-block > * { position: relative; z-index: 2; }
.cta-block h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 900; }
.cta-block p { max-width: 560px; margin: 12px auto 24px; color: rgba(255, 255, 255, .84); font-size: 14px; }
.cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.btn-light { background: #fff; color: var(--primary-dark); box-shadow: 0 6px 18px rgba(0, 0, 0, .16); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 0, 0, .22); }
.btn-outline-light { background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .5); color: #fff; }
.btn-outline-light:hover { background: #fff; color: var(--primary-dark); }

/* ===== Footer ===== */
.site-footer { background: var(--bg-deep); color: #aab9d3; padding: 50px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.site-footer .logo { color: #fff; font-size: 20px; }
.footer-brand p { margin-top: 14px; font-size: 13px; line-height: 1.8; max-width: 420px; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.footer-col ul { display: grid; gap: 8px; }
.footer-col a { font-size: 13px; display: inline-flex; align-items: center; gap: 6px; color: #aab9d3; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 18px 0; font-size: 12px; color: #7d8fac; }
.footer-bottom a { color: #aab9d3; }
.footer-bottom a:hover { color: #fff; }

/* ===== Responsive ===== */
@media (max-width: 1100px) {
  .search-box { display: none; }
  .main-nav { flex: 1; justify-content: flex-end; }
}
@media (max-width: 860px) {
  .header-inner { height: 64px; gap: 12px; }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 16px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 16px 28px rgba(15, 31, 61, .1);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: all .3s;
    z-index: 99;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .main-nav a { padding: 12px 14px; font-size: 15px; }
  .header-actions { margin-left: auto; }
  .nav-toggle { display: inline-flex; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-layout { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .intro-grid { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 768px) {
  .section { padding: 40px 0; }
  .page-hero { padding: 60px 0 70px; }
  .feature-card { grid-template-columns: 1fr; }
  .feature-card img { min-height: 200px; }
  .cta-block { padding: 40px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .notice-bar .container { flex-wrap: wrap; }
  .flow-arrow { display: none; }
}
@media (max-width: 520px) {
  .logo { font-size: 17px; }
  .logo-icon { width: 32px; height: 32px; font-size: 15px; }
  .header-actions .btn-ghost { display: none; }
  .header-actions .btn-primary { padding: 0 14px; font-size: 13px; height: 36px; }
  .card-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .hero-meta { gap: 10px; }
  .notice-bar p { width: 100%; order: 3; }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0f2f63;
            --primary-2: #1b46a0;
            --primary-light: #eef4fd;
            --primary-border: #cfe0f7;
            --accent: #ff8a00;
            --accent-dark: #e67400;
            --accent-light: #fff5ea;
            --bg: #f4f7fc;
            --white: #ffffff;
            --text: #1a2332;
            --text-weak: #617088;
            --text-weak-2: #8a96a8;
            --border: #e3eaf3;
            --radius: 14px;
            --radius-sm: 10px;
            --radius-lg: 22px;
            --shadow: 0 6px 24px rgba(15, 47, 99, .07);
            --shadow-lg: 0 14px 44px rgba(15, 47, 99, .12);
            --shadow-accent: 0 8px 24px rgba(255, 138, 0, .25);
            --transition: all .25s ease;
            --container: 1200px;
        }

        /* ===== 基础 reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        ul,
        ol {
            list-style: none;
        }

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

        img {
            max-width: 100%;
            display: block;
            border: 0;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== 容器 ===== */
        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 16px rgba(15, 47, 99, .05);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 72px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-2));
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(15, 47, 99, .25);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
            position: relative;
        }

        .main-nav a i {
            font-size: 14px;
            color: var(--text-weak-2);
            transition: var(--transition);
        }

        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a:hover i {
            color: var(--primary);
        }

        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active i {
            color: var(--primary);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 4px;
            height: 3px;
            border-radius: 2px;
            background: var(--accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 8px 16px;
            width: 220px;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary-2);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(27, 70, 160, .1);
        }

        .search-box i {
            color: var(--text-weak-2);
            font-size: 14px;
        }

        .search-box input {
            width: 100%;
            font-size: 14px;
            color: var(--text);
            background: transparent;
        }

        .search-box input::placeholder {
            color: var(--text-weak-2);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 700;
            line-height: 1.2;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(15, 47, 99, .2);
        }

        .btn-primary:hover {
            background: var(--primary-2);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: var(--shadow-accent);
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(255, 138, 0, .3);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary-border);
            color: var(--primary);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, .55);
            color: #fff;
        }

        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, .12);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 15px 36px;
            font-size: 16px;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: var(--primary-light);
            color: var(--primary);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 页面 Hero ===== */
        .page-hero {
            position: relative;
            padding: 88px 0 76px;
            background:
                linear-gradient(135deg, rgba(10, 25, 54, .94), rgba(15, 47, 99, .78)),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            right: -100px;
            top: -100px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(255, 138, 0, .14);
            filter: blur(60px);
        }

        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 22px;
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, .85);
        }

        .hero-breadcrumb a:hover {
            color: var(--accent);
        }

        .hero-breadcrumb i {
            font-size: 12px;
        }

        .page-hero h1 {
            font-size: 44px;
            line-height: 1.25;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .page-hero h1 span {
            color: var(--accent);
        }

        .hero-sub {
            max-width: 680px;
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .78);
            margin-bottom: 30px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 42px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            border-top: 1px solid rgba(255, 255, 255, .15);
            padding-top: 30px;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat strong {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }

        .hero-stat strong i {
            color: var(--accent);
            font-style: normal;
            font-size: 22px;
            margin-right: 2px;
        }

        .hero-stat span {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
        }

        /* ===== 快讯条 ===== */
        .news-flash {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 5;
        }

        .flash-inner {
            display: flex;
            align-items: stretch;
            gap: 0;
            min-height: 56px;
        }

        .flash-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            padding: 0 20px;
            border-radius: 0 0 0 0;
            flex-shrink: 0;
            white-space: nowrap;
        }

        .flash-label i {
            animation: flashPulse 1.2s infinite alternate;
        }

        .flash-list {
            display: flex;
            align-items: center;
            gap: 0;
            overflow-x: auto;
            padding: 0 12px;
            scrollbar-width: none;
            flex: 1;
        }

        .flash-list::-webkit-scrollbar {
            display: none;
        }

        .flash-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0 22px;
            font-size: 14px;
            color: var(--text);
            white-space: nowrap;
            border-right: 1px solid var(--border);
            min-height: 56px;
        }

        .flash-item:last-child {
            border-right: none;
        }

        .flash-item i {
            color: var(--accent);
            font-size: 14px;
        }

        .flash-item span {
            color: var(--text-weak);
            font-weight: 600;
            font-size: 13px;
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: 30px;
            color: var(--primary);
        }

        .flash-item em {
            font-style: normal;
        }

        @keyframes flashPulse {
            from {
                opacity: .6;
                transform: scale(.95);
            }
            to {
                opacity: 1;
                transform: scale(1.1);
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: var(--white);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 40px;
        }

        .section-title-wrap {
            max-width: 720px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
            letter-spacing: .5px;
        }

        .section-tag i {
            color: var(--accent);
        }

        .section-title {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .5px;
        }

        .section-desc {
            margin-top: 10px;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.7;
        }

        .section-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            padding: 9px 20px;
            border-radius: 50px;
            border: 1px solid var(--primary-border);
            transition: var(--transition);
            white-space: nowrap;
        }

        .section-more:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateX(4px);
        }

        /* ===== 两栏内容区 ===== */
        .content-wrap {
            display: flex;
            align-items: flex-start;
            gap: 30px;
            padding-top: 50px;
            padding-bottom: 60px;
        }

        .activity-main {
            flex: 1;
            min-width: 0;
        }

        .sidebar {
            width: 320px;
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            gap: 26px;
            position: sticky;
            top: 96px;
        }

        /* ===== 活动卡片 ===== */
        .activity-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .activity-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .activity-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-border);
        }

        .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .activity-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .card-cover .tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }

        .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(10, 25, 54, .35));
            pointer-events: none;
        }

        .card-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            margin-bottom: 10px;
        }

        .card-date {
            font-size: 13px;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .card-date i {
            color: var(--accent);
        }

        .card-title {
            font-size: 18px;
            font-weight: 800;
            line-height: 1.45;
            color: var(--text);
            margin-bottom: 8px;
            transition: var(--transition);
        }

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

        .card-summary {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 18px;
        }

        .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        /* ===== 标签 ===== */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 13px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .5px;
        }

        .tag-primary {
            background: var(--primary-light);
            color: var(--primary);
        }

        .tag-hot {
            background: #fdece8;
            color: #e04a2f;
        }

        .tag-success {
            background: #e7f8ee;
            color: #1d9e5a;
        }

        .tag-warning {
            background: var(--accent-light);
            color: var(--accent-dark);
        }

        .tag-info {
            background: #e8f4fd;
            color: #1b7fc2;
        }

        /* ===== 状态徽章 ===== */
        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
        }

        .status-badge i {
            font-size: 8px;
        }

        .status-live i {
            color: #1d9e5a;
        }

        .status-coming i {
            color: var(--accent);
        }

        /* ===== 侧边栏组件 ===== */
        .widget {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 24px;
        }

        .widget-title {
            font-size: 17px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--primary-light);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .widget-title i {
            color: var(--accent);
            font-size: 16px;
        }

        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

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

        .rank-item:hover {
            padding-left: 8px;
        }

        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 9px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 800;
            background: var(--primary-light);
            color: var(--primary);
            flex-shrink: 0;
        }

        .rank-item:nth-child(1) .rank-num {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 10px rgba(255, 138, 0, .3);
        }

        .rank-item:nth-child(2) .rank-num {
            background: #3b82f6;
            color: #fff;
        }

        .rank-item:nth-child(3) .rank-num {
            background: #10b981;
            color: #fff;
        }

        .rank-info {
            flex: 1;
            min-width: 0;
        }

        .rank-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: var(--transition);
        }

        .rank-item:hover .rank-title {
            color: var(--primary);
        }

        .rank-views {
            font-size: 12px;
            color: var(--text-weak-2);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud a {
            padding: 7px 16px;
            border-radius: 30px;
            background: var(--bg);
            border: 1px solid var(--border);
            font-size: 13px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .rec-card {
            display: flex;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            align-items: center;
            transition: var(--transition);
        }

        .rec-card:last-child {
            border-bottom: none;
        }

        .rec-card img {
            width: 72px;
            height: 56px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .rec-info {
            min-width: 0;
        }

        .rec-title {
            font-size: 14px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }

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

        /* ===== 活动类型板块 ===== */
        .types-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .type-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 26px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .type-card::before {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            top: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .4s ease;
        }

        .type-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-border);
        }

        .type-card:hover::before {
            transform: scaleX(1);
        }

        .type-icon {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            transition: var(--transition);
        }

        .type-card:hover .type-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.06) rotate(-4deg);
        }

        .type-name {
            font-size: 18px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 8px;
        }

        .type-desc {
            font-size: 13px;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* ===== 时间线板块 ===== */
        .timeline-section {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .timeline-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 22px;
        }

        .timeline-item {
            position: relative;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 22px;
            transition: var(--transition);
        }

        .timeline-item:hover {
            background: var(--white);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .timeline-icon {
            width: 46px;
            height: 46px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            background: var(--primary);
            color: #fff;
            margin-bottom: 16px;
            box-shadow: 0 6px 16px rgba(15, 47, 99, .2);
        }

        .timeline-date {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 6px;
            letter-spacing: .3px;
        }

        .timeline-title {
            font-size: 16px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 8px;
        }

        .timeline-desc {
            font-size: 13px;
            color: var(--text-weak);
            line-height: 1.65;
        }

        /* ===== CTA 板块 ===== */
        .cta-section {
            position: relative;
            padding: 70px 0;
            background:
                linear-gradient(120deg, rgba(10, 25, 54, .92), rgba(15, 47, 99, .82)),
                url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            left: 50%;
            top: -80px;
            transform: translateX(-50%);
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(255, 138, 0, .18);
            filter: blur(80px);
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            background: rgba(255, 138, 0, .14);
            padding: 8px 18px;
            border-radius: 30px;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .cta-title {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .cta-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 32px;
            line-height: 1.8;
        }

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

        /* ===== FAQ 板块 ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
            max-width: 960px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--primary-border);
            box-shadow: var(--shadow);
        }

        .faq-item summary {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 22px 24px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            position: relative;
            transition: var(--transition);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 400;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--text-weak-2);
            margin-left: auto;
            transition: transform .3s ease;
        }

        .faq-item details[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item[open] {
            border-color: var(--primary-border);
            box-shadow: var(--shadow);
        }

        .faq-item[open] summary {
            color: var(--primary);
            background: var(--primary-light);
        }

        .faq-answer {
            padding: 6px 24px 24px 56px;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.8;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, .7);
            padding-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 44px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 380px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 32px;
            height: 3px;
            border-radius: 2px;
            background: var(--accent);
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            transition: var(--transition);
        }

        .footer-col a i {
            font-size: 11px;
            color: var(--accent);
        }

        .footer-col a:hover {
            color: #fff;
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .7);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .content-wrap {
                flex-direction: column;
            }

            .sidebar {
                width: 100%;
                position: static;
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                align-items: start;
                gap: 20px;
            }

            .timeline-grid {
                grid-template-columns: repeat(3, 1fr);
            }

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

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

            .search-box {
                width: 170px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
                flex-wrap: wrap;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                display: none;
                width: 100%;
                background: var(--white);
                border-top: 1px solid var(--border);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 12px 0 16px;
            }

            .main-nav a {
                padding: 13px 16px;
                border-radius: var(--radius-sm);
            }

            .main-nav a.active::after {
                display: none;
            }

            .header-actions {
                display: none;
                width: 100%;
                padding-bottom: 16px;
                flex-wrap: wrap;
            }

            .search-box {
                width: 100%;
                flex: 1;
            }

            .site-header.open .main-nav,
            .site-header.open .header-actions {
                display: flex;
            }

            .page-hero {
                padding: 60px 0 50px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .hero-sub {
                font-size: 15px;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat strong {
                font-size: 26px;
            }

            .flash-item {
                padding: 0 14px;
            }

            .flash-label {
                padding: 0 14px;
                font-size: 13px;
            }

            .section {
                padding: 56px 0;
            }

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

            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }

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

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

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

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .cta-title {
                font-size: 30px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .cta-buttons .btn {
                width: 100%;
                max-width: 320px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .logo {
                font-size: 17px;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
                border-radius: 10px;
            }

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

            .hero-sub {
                font-size: 14px;
            }

            .hero-buttons .btn {
                width: 100%;
            }

            .hero-stats {
                flex-direction: column;
                gap: 12px;
            }

            .flash-inner {
                flex-direction: column;
            }

            .flash-label {
                border-radius: 0;
                min-height: 44px;
                justify-content: center;
            }

            .flash-list {
                padding: 8px 0;
                flex-direction: column;
                align-items: stretch;
            }

            .flash-item {
                border-right: none;
                border-bottom: 1px solid var(--border);
                min-height: 44px;
                padding: 10px 14px;
                white-space: normal;
            }

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

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

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

            .faq-item summary {
                padding: 18px 16px;
                font-size: 14px;
                gap: 10px;
            }

            .faq-answer {
                padding: 4px 16px 18px 42px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

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