/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --primary: #6c5ce7;
  --primary-dark: #5a4bd1;
  --primary-light: #8b7cf7;
  --secondary: #fdcb6e;
  --secondary-dark: #f0a500;
  --accent: #fd79a8;
  --bg-dark: #0a0a1a;
  --bg-card: #12122a;
  --bg-card-hover: #1a1a3a;
  --bg-section: #0e0e24;
  --bg-hero: #080818;
  --text-primary: #ffffff;
  --text-secondary: #a0a0b8;
  --text-muted: #6a6a8a;
  --border-color: #2a2a4a;
  --border-light: #3a3a5a;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 12px 48px rgba(108, 92, 231, 0.25);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
}
/* ========== Reset & Base ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-dark);
  min-height: 100vh;
}
a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--secondary); }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
button { cursor: pointer; background: none; }
ul, ol { list-style: none; }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 80px 0; }
.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 40px;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }
/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 8px 24px rgba(108, 92, 231, 0.35);
  transform: translateY(-2px);
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: var(--secondary);
  border-color: var(--secondary);
}
.btn-secondary:hover {
  background: var(--secondary);
  color: var(--bg-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(253, 203, 110, 0.25);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border-color: var(--border-color);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  transform: translateY(-2px);
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
/* ========== 标签 / 徽章 ========== */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.badge-hot { background: linear-gradient(135deg, #e74c3c, #c0392b); color: #fff; }
.badge-new { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; }
.badge-trend { background: linear-gradient(135deg, var(--secondary), var(--secondary-dark)); color: #1a1a2e; }
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  background: rgba(108, 92, 231, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(108, 92, 231, 0.25);
  transition: var(--transition);
}
.tag:hover { background: rgba(108, 92, 231, 0.25); color: var(--text-primary); }
/* ========== Header / Nav ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}
.header.scrolled { background: rgba(10, 10, 26, 0.96); box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4); }
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--secondary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo i { font-size: 1.3rem; -webkit-text-fill-color: var(--secondary); color: var(--secondary); }
.logo:hover { opacity: 0.88; }
.nav-desktop { display: flex; align-items: center; gap: 6px; }
.nav-desktop a {
  position: relative;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.92rem;
  transition: var(--transition);
}
.nav-desktop a:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.05); }
.nav-desktop a.active {
  color: var(--text-primary);
  background: rgba(108, 92, 231, 0.2);
}
.nav-desktop a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  border-radius: 2px;
  background: var(--primary);
}
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-search {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  height: 38px;
  transition: var(--transition);
}
.nav-search:focus-within { border-color: var(--primary); background: rgba(108, 92, 231, 0.08); }
.nav-search input {
  background: none;
  border: none;
  color: var(--text-primary);
  padding: 0 8px;
  font-size: 0.85rem;
  width: 140px;
}
.nav-search input::placeholder { color: var(--text-muted); }
.nav-search i { color: var(--text-muted); font-size: 0.85rem; }
/* 移动端汉堡 */
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; background: none; border: none; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: rgba(10, 10, 26, 0.98);
  backdrop-filter: blur(16px);
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
  z-index: 999;
  flex-direction: column;
  gap: 8px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition);
}
.mobile-menu a:hover { background: rgba(255, 255, 255, 0.05); color: var(--text-primary); }
.mobile-menu a.active { background: rgba(108, 92, 231, 0.15); color: var(--primary-light); }
/* ========== Hero ========== */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: var(--bg-hero);
  position: relative;
  overflow: hidden;
  padding-top: var(--header-height);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(108, 92, 231, 0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(253, 203, 110, 0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 50% 80%, rgba(253, 121, 168, 0.06) 0%, transparent 50%);
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 680px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 20px;
  background: rgba(108, 92, 231, 0.15);
  border: 1px solid rgba(108, 92, 231, 0.25);
  font-size: 0.85rem;
  color: var(--primary-light);
  margin-bottom: 24px;
}
.hero-badge i { font-size: 0.75rem; }
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero h1 span { background: linear-gradient(135deg, var(--secondary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 540px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 52px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}
.hero-stat h3 { font-size: 1.8rem; font-weight: 700; color: var(--text-primary); }
.hero-stat h3 i { color: var(--secondary); font-size: 1.2rem; margin-right: 4px; }
.hero-stat p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0; }
/* ========== 特色板块 ========== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
}
.feature-card:hover { background: var(--bg-card-hover); border-color: var(--border-light); transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.feature-icon.purple { background: rgba(108, 92, 231, 0.15); color: var(--primary-light); }
.feature-icon.gold { background: rgba(253, 203, 110, 0.15); color: var(--secondary); }
.feature-icon.pink { background: rgba(253, 121, 168, 0.15); color: var(--accent); }
.feature-card h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 10px; }
.feature-card p { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.6; }
/* ========== 分类入口 ========== */
.categories-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.category-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  transition: var(--transition);
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition);
}
.category-card:hover::before { opacity: 1; }
.category-card:hover { background: var(--bg-card-hover); transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--border-light); }
.category-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
}
.category-card h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; }
.category-card p { font-size: 0.82rem; color: var(--text-muted); }
/* ========== 热门游戏 ========== */
.games-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.game-card:hover { background: var(--bg-card-hover); transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--border-light); }
.game-cover {
  position: relative;
  aspect-ratio: 3 / 4;
  background: linear-gradient(135deg, var(--bg-card-hover), var(--bg-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  color: var(--text-muted);
}
.game-cover .badge { position: absolute; top: 12px; left: 12px; }
.game-cover .game-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}
.game-card:hover .game-overlay { opacity: 1; }
.game-overlay .btn { font-size: 0.85rem; padding: 10px 20px; }
.game-info { padding: 16px 18px 18px; }
.game-info h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.game-info .meta { display: flex; align-items: center; justify-content: space-between; font-size: 0.8rem; color: var(--text-muted); }
.game-info .meta i { color: var(--secondary); margin-right: 3px; }
/* ========== 最新资讯 (CMS) ========== */
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px 26px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.news-card:hover { background: var(--bg-card-hover); border-color: var(--border-light); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.news-card .news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; font-size: 0.8rem; color: var(--text-muted); }
.news-card .news-meta .tag { font-size: 0.7rem; padding: 2px 8px; }
.news-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
.news-card h3 a { color: var(--text-primary); }
.news-card h3 a:hover { color: var(--primary-light); }
.news-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; flex: 1; }
.news-card .news-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--border-color); }
.news-card .news-footer .date { font-size: 0.78rem; color: var(--text-muted); }
.news-empty { grid-column: 1 / -1; text-align: center; padding: 48px 20px; color: var(--text-muted); font-size: 0.95rem; background: var(--bg-card); border-radius: var(--radius); border: 1px dashed var(--border-color); }
/* ========== 数据统计 ========== */
.stats-section { background: var(--bg-section); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
}
.stat-card:hover { background: var(--bg-card-hover); border-color: var(--border-light); transform: translateY(-4px); }
.stat-card .stat-number { font-size: 2.4rem; font-weight: 800; background: linear-gradient(135deg, var(--secondary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-card .stat-label { font-size: 0.9rem; color: var(--text-secondary); margin-top: 6px; }
/* ========== 优势说明 ========== */
.advantages-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.advantage-item {
  display: flex;
  gap: 18px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
}
.advantage-item:hover { background: var(--bg-card-hover); border-color: var(--border-light); transform: translateX(4px); }
.advantage-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.advantage-icon.purple { background: rgba(108, 92, 231, 0.15); color: var(--primary-light); }
.advantage-icon.gold { background: rgba(253, 203, 110, 0.15); color: var(--secondary); }
.advantage-icon.pink { background: rgba(253, 121, 168, 0.15); color: var(--accent); }
.advantage-icon.green { background: rgba(0, 206, 201, 0.15); color: #00cec9; }
.advantage-item h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 4px; }
.advantage-item p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }
/* ========== FAQ ========== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-light); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  text-align: left;
  transition: var(--transition);
  gap: 16px;
}
.faq-question i { color: var(--primary-light); transition: var(--transition); font-size: 0.85rem; }
.faq-item.active .faq-question i { transform: rotate(180deg); color: var(--secondary); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px; }
/* ========== CTA ========== */
.cta-section {
  background: var(--bg-section);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(108, 92, 231, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.cta-box {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 64px 40px;
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.08), rgba(253, 203, 110, 0.05));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}
.cta-box h2 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.cta-box p { font-size: 1rem; color: var(--text-secondary); margin-bottom: 28px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
/* ========== Footer ========== */
.footer {
  background: var(--bg-hero);
  border-top: 1px solid var(--border-color);
  padding: 48px 0 32px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-brand .logo { font-size: 1.3rem; margin-bottom: 12px; }
.footer-brand p { font-size: 0.88rem; color: var(--text-muted); max-width: 280px; line-height: 1.7; }
.footer-col h5 { font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; color: var(--text-primary); }
.footer-col a { display: block; padding: 4px 0; font-size: 0.88rem; color: var(--text-muted); }
.footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary-light); }
/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .games-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
}
@media (max-width: 768px) {
  .section-padding { padding: 56px 0; }
  .section-title { font-size: 1.6rem; }
  .nav-desktop { display: none; }
  .nav-actions .btn { display: none; }
  .nav-search { display: none; }
  .menu-toggle { display: flex; }
  .hero { min-height: 80vh; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat h3 { font-size: 1.4rem; }
  .features-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .games-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .news-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .stat-card .stat-number { font-size: 1.8rem; }
  .cta-box { padding: 40px 20px; }
  .cta-box h2 { font-size: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .categories-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .category-card { padding: 20px 12px; }
  .category-icon { width: 48px; height: 48px; font-size: 1.2rem; }
  .games-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .game-info { padding: 12px; }
  .game-info h4 { font-size: 0.9rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat-card { padding: 24px 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .hero-stat h3 { font-size: 1.2rem; }
}

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --secondary: #fd79a8;
            --accent: #fdcb6e;
            --bg-body: #0f0e1a;
            --bg-card: #1a1a2e;
            --bg-surface: #16213e;
            --bg-elevated: #1f2b47;
            --text-primary: #f0f0f5;
            --text-secondary: #b8b8d0;
            --text-muted: #7a7a9a;
            --border-color: #2a2a4a;
            --border-light: #3a3a5a;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.35);
            --shadow-lg: 0 12px 48px rgba(0,0,0,0.45);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --container-max: 1200px;
            --header-h: 72px;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--secondary); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text-primary); }

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

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(15,14,26,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }
        .logo i { color: var(--primary-light); font-size: 26px; }
        .logo:hover { color: var(--primary-light); }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-desktop a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 15px;
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--text-primary);
            background: rgba(108,92,231,0.15);
        }
        .nav-desktop a.active {
            color: var(--primary-light);
            box-shadow: inset 0 -2px 0 var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 100px;
            padding: 6px 16px;
            transition: var(--transition);
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108,92,231,0.2);
        }
        .nav-search i { color: var(--text-muted); font-size: 14px; }
        .nav-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-primary);
            width: 130px;
            font-size: 14px;
        }
        .nav-search input::placeholder { color: var(--text-muted); }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.2;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(108,92,231,0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(108,92,231,0.5);
            color: #fff;
        }
        .btn-primary:active { transform: scale(0.97); }
        .btn-sm { padding: 7px 18px; font-size: 13px; }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--border-light);
            color: var(--text-secondary);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            background: rgba(108,92,231,0.08);
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 6px;
        }
        .menu-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 4px;
            transition: var(--transition);
        }
        .menu-toggle:hover span { background: var(--primary-light); }

        /* ===== Mobile Nav ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            background: rgba(15,14,26,0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            padding: 18px 24px 28px;
            z-index: 999;
            flex-direction: column;
            gap: 14px;
            transform: translateY(-110%);
            transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
        }
        .mobile-nav.open { transform: translateY(0); }
        .mobile-nav a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 16px;
            transition: var(--transition);
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: rgba(108,92,231,0.12);
            color: var(--primary-light);
        }
        .mobile-nav .btn { margin-top: 6px; width: 100%; justify-content: center; }

        /* ===== Hero (Article) ===== */
        .page-hero {
            padding: 120px 0 50px;
            background: linear-gradient(160deg, #0f0e1a 0%, #1a1a2e 50%, #0f0e1a 100%);
            border-bottom: 1px solid var(--border-color);
        }
        .page-hero .container {
            max-width: 860px;
            text-align: center;
        }
        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .page-hero .breadcrumb a { color: var(--text-muted); }
        .page-hero .breadcrumb a:hover { color: var(--primary-light); }
        .page-hero .breadcrumb .sep { color: var(--text-muted); opacity: 0.5; }
        .page-hero .breadcrumb .current { color: var(--text-secondary); }
        .page-hero h1 {
            font-size: clamp(28px, 5vw, 46px);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            background: linear-gradient(135deg, #fff, var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-hero .meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 14px;
        }
        .page-hero .meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .page-hero .meta i { color: var(--primary-light); font-size: 13px; }
        .page-hero .meta .tag {
            background: rgba(108,92,231,0.18);
            color: var(--primary-light);
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 12px;
            font-weight: 600;
        }

        /* ===== Article Content ===== */
        .article-section {
            padding: 50px 0 70px;
        }
        .article-section .container {
            max-width: 860px;
        }
        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
            line-height: 1.9;
            font-size: 16.5px;
            color: var(--text-secondary);
        }
        .article-body h2,
        .article-body h3,
        .article-body h4 {
            margin-top: 32px;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .article-body h2 { font-size: 26px; }
        .article-body h3 { font-size: 21px; }
        .article-body p { margin-bottom: 18px; }
        .article-body ul,
        .article-body ol {
            margin: 16px 0 20px 24px;
            list-style: disc;
        }
        .article-body li { margin-bottom: 8px; }
        .article-body ol { list-style: decimal; }
        .article-body a { color: var(--primary-light); text-decoration: underline; }
        .article-body a:hover { color: var(--secondary); }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(108,92,231,0.08);
            padding: 16px 22px;
            margin: 20px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body code {
            background: var(--bg-elevated);
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--accent);
        }
        .article-body pre {
            background: var(--bg-elevated);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            overflow-x: auto;
            margin: 20px 0;
            border: 1px solid var(--border-color);
        }
        .article-body pre code { background: transparent; padding: 0; }

        .article-not-found {
            text-align: center;
            padding: 70px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
        }
        .article-not-found i {
            font-size: 56px;
            color: var(--text-muted);
            margin-bottom: 20px;
            display: block;
        }
        .article-not-found h2 { font-size: 28px; margin-bottom: 12px; }
        .article-not-found p { color: var(--text-muted); margin-bottom: 24px; }

        /* ===== Article Nav ===== */
        .article-nav {
            margin-top: 40px;
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-nav a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 100px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-nav a:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            background: rgba(108,92,231,0.08);
        }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 50px 0 70px;
            background: var(--bg-body);
            border-top: 1px solid var(--border-color);
        }
        .related-section .section-title {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 32px;
            text-align: center;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .related-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .related-card .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-light);
            background: rgba(108,92,231,0.12);
            padding: 3px 12px;
            border-radius: 100px;
            margin-bottom: 10px;
        }
        .related-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .related-card h3 a { color: var(--text-primary); }
        .related-card h3 a:hover { color: var(--primary-light); }
        .related-card p {
            font-size: 14px;
            color: var(--text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .related-card .meta i { margin-right: 4px; }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 14px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 14px;
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
        .footer-col a i { width: 20px; color: var(--primary-light); }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom a { color: var(--text-muted); }
        .footer-bottom a:hover { color: var(--primary-light); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .nav-desktop { gap: 4px; }
            .nav-desktop a { padding: 6px 12px; font-size: 14px; }
            .nav-search input { width: 100px; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 18px; }
            .nav-desktop { display: none; }
            .nav-actions .btn { display: none; }
            .menu-toggle { display: flex; }
            .mobile-nav { display: flex; }
            .page-hero { padding: 100px 0 36px; }
            .article-body { padding: 24px 20px; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .related-grid { grid-template-columns: 1fr; }
            .article-nav { flex-direction: column; align-items: stretch; }
            .article-nav a { justify-content: center; }
        }
        @media (max-width: 520px) {
            .header .container { gap: 8px; }
            .logo { font-size: 18px; }
            .logo i { font-size: 20px; }
            .nav-search { padding: 4px 12px; }
            .nav-search input { width: 80px; font-size: 13px; }
            .page-hero h1 { font-size: 24px; }
            .article-body { padding: 18px 14px; font-size: 15px; }
            .article-body h2 { font-size: 21px; }
            .article-body h3 { font-size: 18px; }
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --clr-primary: #6c5ce7;
            --clr-primary-dark: #5a4bd1;
            --clr-primary-light: #a29bfe;
            --clr-secondary: #fd79a8;
            --clr-accent: #fdcb6e;
            --clr-bg: #0f0f1a;
            --clr-bg-alt: #1a1a2e;
            --clr-bg-card: #16213e;
            --clr-bg-card-hover: #1c2a4a;
            --clr-text: #f0f0f5;
            --clr-text-muted: #9ca3bf;
            --clr-text-light: #c4c9e0;
            --clr-border: #2a2a4a;
            --clr-border-light: #3a3a5a;
            --clr-shadow: rgba(108, 92, 231, 0.15);
            --clr-shadow-lg: rgba(0, 0, 0, 0.4);
            --clr-success: #00b894;
            --clr-warning: #fdcb6e;
            --clr-danger: #e17055;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 30px rgba(108, 92, 231, 0.2);
            --spacing-xs: 6px;
            --spacing-sm: 12px;
            --spacing-md: 24px;
            --spacing-lg: 48px;
            --spacing-xl: 80px;
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--clr-primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: #fff;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: clamp(2.2rem, 5vw, 3.8rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.6rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.8rem);
        }
        h4 {
            font-size: 1.2rem;
        }
        p {
            margin-bottom: 1rem;
            color: var(--clr-text-light);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--clr-bg-alt);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--clr-border);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--clr-border-light);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            background: transparent;
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            color: #fff;
            border-color: var(--clr-primary);
            box-shadow: 0 4px 16px var(--clr-shadow);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--clr-primary-dark), #4a3db8);
            border-color: var(--clr-primary-dark);
            box-shadow: 0 8px 32px var(--clr-shadow);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0px);
            box-shadow: 0 2px 8px var(--clr-shadow);
        }
        .btn-outline {
            border-color: var(--clr-border-light);
            color: var(--clr-text-light);
        }
        .btn-outline:hover {
            border-color: var(--clr-primary);
            color: var(--clr-primary-light);
            background: rgba(108, 92, 231, 0.08);
            transform: translateY(-2px);
        }
        .btn-ghost {
            color: var(--clr-text-muted);
        }
        .btn-ghost:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 16px 38px;
            font-size: 1.05rem;
        }
        .btn .fa-icon {
            font-size: 1.1em;
        }
        .btn:focus-visible {
            outline: 2px solid var(--clr-primary-light);
            outline-offset: 3px;
        }

        /* ===== Badge / Tag ===== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: rgba(108, 92, 231, 0.18);
            color: var(--clr-primary-light);
            border: 1px solid rgba(108, 92, 231, 0.25);
            transition: var(--transition);
        }
        .badge:hover {
            background: rgba(108, 92, 231, 0.3);
            color: #fff;
        }
        .badge-hot {
            background: rgba(253, 121, 168, 0.2);
            color: var(--clr-secondary);
            border-color: rgba(253, 121, 168, 0.3);
        }
        .badge-new {
            background: rgba(0, 184, 148, 0.2);
            color: var(--clr-success);
            border-color: rgba(0, 184, 148, 0.3);
        }
        .badge-top {
            background: rgba(253, 203, 110, 0.2);
            color: var(--clr-accent);
            border-color: rgba(253, 203, 110, 0.3);
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 26, 0.88);
            backdrop-filter: blur(18px) saturate(1.4);
            border-bottom: 1px solid var(--clr-border);
            padding: 0 var(--spacing-md);
            height: 70px;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #fff, var(--clr-primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo i {
            -webkit-text-fill-color: initial;
            color: var(--clr-primary-light);
            font-size: 1.4rem;
        }
        .logo:hover {
            opacity: 0.9;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-desktop a {
            padding: 8px 18px;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.92rem;
            color: var(--clr-text-muted);
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-desktop a.active {
            color: #fff;
            background: rgba(108, 92, 231, 0.2);
        }
        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background: var(--clr-primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50px;
            padding: 6px 16px;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            min-width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--clr-primary);
            background: rgba(108, 92, 231, 0.08);
            box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.12);
        }
        .nav-search i {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            margin-right: 8px;
        }
        .nav-search input {
            background: none;
            border: none;
            padding: 6px 0;
            font-size: 0.88rem;
            color: #fff;
            width: 100%;
        }
        .nav-search input::placeholder {
            color: var(--clr-text-muted);
            font-size: 0.85rem;
        }
        .nav-search input:focus {
            outline: none;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--clr-border);
            gap: 5px;
            padding: 8px;
            transition: var(--transition);
        }
        .menu-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--clr-text-light);
            border-radius: 2px;
            transition: var(--transition);
        }
        .menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== Mobile Nav ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: rgba(15, 15, 26, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--clr-border);
            padding: var(--spacing-md);
            z-index: 999;
            flex-direction: column;
            gap: 8px;
            transform: translateY(-10px);
            opacity: 0;
            transition: var(--transition);
            pointer-events: none;
        }
        .mobile-nav.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
            display: flex;
        }
        .mobile-nav a {
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            color: var(--clr-text-muted);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: rgba(108, 92, 231, 0.12);
            color: #fff;
        }
        .mobile-nav a i {
            width: 22px;
            text-align: center;
        }

        /* ===== Hero / Page Banner ===== */
        .page-hero {
            padding: 140px 0 70px;
            background: linear-gradient(160deg, #0f0f1a 0%, #1a1a2e 40%, #16213e 100%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.12), transparent 70%);
            pointer-events: none;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(253, 121, 168, 0.08), transparent 70%);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero h1 {
            font-weight: 800;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #fff 40%, var(--clr-primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-hero p {
            max-width: 640px;
            margin: 0 auto 28px;
            font-size: 1.1rem;
            color: var(--clr-text-muted);
        }
        .page-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 32px;
        }
        .page-hero .hero-stat {
            text-align: center;
        }
        .page-hero .hero-stat .num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .page-hero .hero-stat .label {
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            margin-top: 2px;
        }

        /* ===== Sections ===== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-alt {
            background: var(--clr-bg-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }
        .section-header h2 {
            margin-bottom: 12px;
        }
        .section-header p {
            max-width: 580px;
            margin: 0 auto;
            color: var(--clr-text-muted);
            font-size: 1.05rem;
        }
        .section-header .subtitle-badge {
            display: inline-block;
            padding: 4px 18px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 600;
            background: rgba(108, 92, 231, 0.12);
            color: var(--clr-primary-light);
            border: 1px solid rgba(108, 92, 231, 0.2);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        /* ===== Filter Tabs ===== */
        .filter-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            margin-bottom: var(--spacing-lg);
        }
        .filter-tab {
            padding: 8px 22px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            color: var(--clr-text-muted);
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            cursor: pointer;
        }
        .filter-tab:hover {
            background: rgba(108, 92, 231, 0.08);
            color: var(--clr-text-light);
            border-color: var(--clr-border-light);
        }
        .filter-tab.active {
            background: rgba(108, 92, 231, 0.2);
            color: var(--clr-primary-light);
            border-color: var(--clr-primary);
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: var(--spacing-md);
        }
        .card-grid.cols-4 {
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        }

        /* ===== Guide Card ===== */
        .guide-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            border-color: var(--clr-border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            background: var(--clr-bg-card-hover);
        }
        .guide-card .card-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            background: var(--clr-bg-alt);
            overflow: hidden;
        }
        .guide-card .card-thumb .placeholder-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            background: linear-gradient(135deg, #1a1a3e, #16213e);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.8rem;
            color: var(--clr-border-light);
        }
        .guide-card .card-thumb .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
        }
        .guide-card .card-thumb .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(108, 92, 231, 0.85);
            color: #fff;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            opacity: 0;
            backdrop-filter: blur(4px);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }
        .guide-card:hover .card-thumb .play-btn {
            opacity: 1;
        }
        .guide-card .card-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--clr-text-muted);
            margin-bottom: 10px;
        }
        .guide-card .card-body .meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .guide-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .guide-card .card-body h3 a {
            color: #fff;
        }
        .guide-card .card-body h3 a:hover {
            color: var(--clr-primary-light);
        }
        .guide-card .card-body p {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            flex: 1;
            margin-bottom: 14px;
        }
        .guide-card .card-body .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--clr-border);
        }
        .guide-card .card-body .card-footer .tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .guide-card .card-body .card-footer .tags .tag {
            padding: 2px 12px;
            border-radius: 50px;
            font-size: 0.72rem;
            background: rgba(255, 255, 255, 0.05);
            color: var(--clr-text-muted);
            border: 1px solid var(--clr-border);
        }
        .guide-card .card-body .card-footer .action {
            color: var(--clr-primary-light);
            font-size: 0.85rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ===== Rank / List ===== */
        .rank-list {
            counter-reset: rank;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .rank-item:hover {
            border-color: var(--clr-border-light);
            background: var(--clr-bg-card-hover);
            transform: translateX(4px);
        }
        .rank-item .rank-num {
            counter-increment: rank;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(108, 92, 231, 0.15);
            color: var(--clr-primary-light);
            font-weight: 700;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num {
            background: rgba(253, 203, 110, 0.2);
            color: var(--clr-accent);
        }
        .rank-item:nth-child(2) .rank-num {
            background: rgba(220, 220, 240, 0.12);
            color: var(--clr-text-light);
        }
        .rank-item:nth-child(3) .rank-num {
            background: rgba(253, 121, 168, 0.15);
            color: var(--clr-secondary);
        }
        .rank-item .rank-info {
            flex: 1;
        }
        .rank-item .rank-info h4 {
            font-size: 1rem;
            margin-bottom: 2px;
        }
        .rank-item .rank-info .rank-meta {
            font-size: 0.82rem;
            color: var(--clr-text-muted);
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .rank-item .rank-stat {
            text-align: right;
            flex-shrink: 0;
        }
        .rank-item .rank-stat .num {
            font-weight: 700;
            color: #fff;
            font-size: 1rem;
        }
        .rank-item .rank-stat .label {
            font-size: 0.75rem;
            color: var(--clr-text-muted);
        }

        /* ===== Featured / 特色图文 ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-md);
        }
        .featured-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-card.large {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1fr 1fr;
        }
        .featured-card:hover {
            border-color: var(--clr-border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .featured-card .feat-thumb {
            aspect-ratio: 16 / 10;
            background: var(--clr-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--clr-border-light);
            min-height: 200px;
        }
        .featured-card .feat-body {
            padding: var(--spacing-md);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .feat-body h3 {
            margin-bottom: 8px;
        }
        .featured-card .feat-body h3 a {
            color: #fff;
        }
        .featured-card .feat-body h3 a:hover {
            color: var(--clr-primary-light);
        }
        .featured-card .feat-body p {
            font-size: 0.92rem;
            color: var(--clr-text-muted);
            margin-bottom: 14px;
        }
        .featured-card .feat-body .feat-meta {
            display: flex;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--clr-text-muted);
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--clr-bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--clr-border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--clr-border-light);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--clr-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-item .faq-question:hover {
            color: var(--clr-primary-light);
        }
        .faq-item .faq-question i {
            transition: var(--transition);
            color: var(--clr-text-muted);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--clr-primary-light);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.92rem;
            color: var(--clr-text-muted);
            display: none;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(160deg, #16213e, #1a1a2e, #0f0f1a);
            border-top: 1px solid var(--clr-border);
            border-bottom: 1px solid var(--clr-border);
            text-align: center;
            padding: var(--spacing-xl) 0;
        }
        .cta-section h2 {
            margin-bottom: 12px;
        }
        .cta-section p {
            max-width: 520px;
            margin: 0 auto 28px;
            color: var(--clr-text-muted);
            font-size: 1.05rem;
        }
        .cta-section .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--clr-bg-alt);
            border-top: 1px solid var(--clr-border);
            padding: var(--spacing-lg) 0 var(--spacing-md);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-brand .logo {
            font-size: 1.3rem;
            margin-bottom: 12px;
            display: inline-flex;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            max-width: 340px;
            line-height: 1.7;
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--clr-primary-light);
            padding-left: 4px;
        }
        .footer-col a i {
            margin-right: 8px;
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid var(--clr-border);
            font-size: 0.84rem;
            color: var(--clr-text-muted);
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom a {
            color: var(--clr-text-muted);
        }
        .footer-bottom a:hover {
            color: var(--clr-primary-light);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .featured-card.large {
                grid-template-columns: 1fr;
            }
            .nav-desktop {
                display: none;
            }
            .nav-actions .btn {
                display: none;
            }
            .nav-search {
                min-width: 120px;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-nav.open {
                display: flex;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-xl: 50px;
                --spacing-lg: 32px;
                --spacing-md: 18px;
            }
            .page-hero {
                padding: 110px 0 50px;
            }
            .page-hero .hero-stats {
                gap: 20px;
            }
            .page-hero .hero-stat .num {
                font-size: 1.5rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid.cols-4 {
                grid-template-columns: 1fr;
            }
            .rank-item {
                flex-wrap: wrap;
                padding: 14px 16px;
            }
            .rank-item .rank-stat {
                width: 100%;
                text-align: left;
                margin-top: 4px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .filter-tabs {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 8px;
                justify-content: flex-start;
                -webkit-overflow-scrolling: touch;
            }
            .filter-tab {
                flex-shrink: 0;
            }
            .nav-search {
                min-width: 100px;
            }
            .nav-search input {
                width: 60px;
            }
            .nav-search input:focus {
                width: 120px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero p {
                font-size: 0.95rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .guide-card .card-body {
                padding: 14px;
            }
            .rank-item .rank-info h4 {
                font-size: 0.92rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-lg {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
            .logo {
                font-size: 1.2rem;
            }
            .header {
                height: 62px;
                padding: 0 12px;
            }
            .mobile-nav {
                top: 62px;
            }
        }

        /* ===== Focus visible ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--clr-primary-light);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }
        .animate-in-delay-1 {
            animation-delay: 0.1s;
        }
        .animate-in-delay-2 {
            animation-delay: 0.2s;
        }
        .animate-in-delay-3 {
            animation-delay: 0.3s;
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --primary-gradient: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
            --secondary: #fd79a8;
            --accent: #fdcb6e;
            --bg-dark: #0f0b1a;
            --bg-card: #1a1530;
            --bg-section: #15102a;
            --bg-card-hover: #221d3a;
            --text-primary: #f0eeff;
            --text-secondary: #b8b0e0;
            --text-muted: #7a72a0;
            --border-color: #2d2648;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 16px 48px rgba(108, 92, 231, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --header-h: 76px;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-dark);
            min-height: 100vh;
            padding-top: var(--header-h);
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #fff;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        ul {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width:768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            line-height: 1.3;
            white-space: nowrap;
        }
        .btn i {
            font-size: 16px;
        }
        .btn-primary {
            background: var(--primary-gradient);
            color: #fff;
            box-shadow: 0 4px 20px rgba(108, 92, 231, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(108, 92, 231, 0.5);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(108, 92, 231, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-color);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(108, 92, 231, 0.1);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 16px 40px;
            font-size: 17px;
        }
        .btn-ghost {
            background: transparent;
            color: var(--text-secondary);
            padding: 8px 16px;
        }
        .btn-ghost:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        /* ===== 标签 / 徽章 ===== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(108, 92, 231, 0.2);
            color: var(--primary-light);
            border: 1px solid rgba(108, 92, 231, 0.25);
            transition: var(--transition);
        }
        .badge-hot {
            background: rgba(253, 121, 168, 0.2);
            color: var(--secondary);
            border-color: rgba(253, 121, 168, 0.25);
        }
        .badge-new {
            background: rgba(0, 206, 201, 0.2);
            color: #00cec9;
            border-color: rgba(0, 206, 201, 0.25);
        }
        .badge-warn {
            background: rgba(253, 203, 110, 0.2);
            color: var(--accent);
            border-color: rgba(253, 203, 110, 0.25);
        }

        /* ===== Header / 导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(15, 11, 26, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(45, 38, 72, 0.5);
            transition: var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.3px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--primary-light);
            font-size: 26px;
        }
        .logo:hover {
            color: #fff;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-desktop a {
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-desktop a.active {
            color: #fff;
            background: rgba(108, 92, 231, 0.2);
            box-shadow: inset 0 0 0 1px rgba(108, 92, 231, 0.25);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            padding: 6px 16px 6px 14px;
            transition: var(--transition);
            min-width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            background: rgba(108, 92, 231, 0.08);
        }
        .nav-search i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 13px;
            width: 100%;
            padding: 4px 0;
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .menu-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 4px;
            transition: var(--transition);
        }
        .menu-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* 移动端导航抽屉 */
        .nav-mobile {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            background: rgba(15, 11, 26, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            padding: 20px 24px 28px;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
            transform: translateY(-10px);
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
        }
        .nav-mobile.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .nav-mobile a {
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-mobile a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-mobile a.active {
            color: #fff;
            background: rgba(108, 92, 231, 0.2);
        }
        .nav-mobile .nav-search-mobile {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            padding: 10px 18px;
            margin-top: 8px;
        }
        .nav-mobile .nav-search-mobile input {
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 14px;
            width: 100%;
        }
        .nav-mobile .nav-search-mobile input::placeholder {
            color: var(--text-muted);
        }
        .nav-mobile .nav-search-mobile i {
            color: var(--text-muted);
        }

        @media (max-width: 900px) {
            .nav-desktop,
            .nav-actions {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .nav-mobile {
                display: flex;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 18px;
            }
            .logo i {
                font-size: 22px;
            }
            .header .container {
                gap: 12px;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }
        .footer-brand .logo {
            font-size: 22px;
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            color: var(--text-secondary);
            font-size: 14px;
            padding: 6px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-col a i {
            width: 20px;
            margin-right: 6px;
            color: var(--primary-light);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 48px;
            padding-top: 28px;
            border-top: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer {
                padding: 40px 0 24px;
            }
        }

        /* ===== 分类页面专用样式 ===== */

        /* Hero 区域 */
        .category-hero {
            background: var(--bg-section);
            padding: 60px 0 50px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 16px;
        }
        .category-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 4px;
        }
        .category-hero .breadcrumb a {
            color: var(--text-muted);
        }
        .category-hero .breadcrumb a:hover {
            color: var(--primary-light);
        }
        .category-hero .breadcrumb span {
            color: var(--text-secondary);
        }
        .category-hero .breadcrumb i {
            font-size: 10px;
            color: var(--text-muted);
        }
        .category-hero h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .category-hero h1 i {
            color: var(--primary-light);
            margin-right: 12px;
        }
        .category-hero p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
        }
        .category-hero .hero-stats {
            display: flex;
            align-items: center;
            gap: 32px;
            margin-top: 12px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stats .stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .category-hero .hero-stats .stat-item i {
            color: var(--primary-light);
            font-size: 18px;
        }
        .category-hero .hero-stats .stat-item strong {
            color: #fff;
            font-weight: 700;
        }

        @media (max-width: 768px) {
            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero p {
                font-size: 15px;
            }
            .category-hero .hero-stats {
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-stats .stat-item {
                font-size: 13px;
            }
        }

        /* 分类标签筛选 */
        .filter-tabs {
            background: var(--bg-card);
            padding: 20px 0;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: var(--header-h);
            z-index: 100;
            backdrop-filter: blur(12px);
            background: rgba(26, 21, 48, 0.92);
        }
        .filter-tabs .container {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-tabs .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 6px;
            letter-spacing: 0.5px;
        }
        .filter-tabs .filter-btn {
            padding: 6px 20px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: var(--transition);
        }
        .filter-tabs .filter-btn:hover {
            border-color: var(--primary);
            color: #fff;
            background: rgba(108, 92, 231, 0.1);
        }
        .filter-tabs .filter-btn.active {
            background: var(--primary-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
        }

        @media (max-width: 600px) {
            .filter-tabs {
                padding: 14px 0;
            }
            .filter-tabs .filter-label {
                display: none;
            }
            .filter-tabs .filter-btn {
                padding: 5px 14px;
                font-size: 12px;
            }
        }

        /* 公告列表区域 */
        .news-section {
            padding: 50px 0 30px;
        }
        .news-section .section-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }
        .news-section .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .news-section .section-header h2 i {
            color: var(--primary-light);
        }
        .news-section .section-header .view-all {
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .news-section .section-header .view-all:hover {
            color: #fff;
            gap: 10px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            transition: var(--transition);
            cursor: pointer;
            align-items: start;
        }
        .news-item:hover {
            border-color: rgba(108, 92, 231, 0.3);
            background: var(--bg-card-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .news-item .news-content {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-item .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .news-item .news-meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-item .news-meta .date i {
            font-size: 12px;
        }
        .news-item .news-title {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
            transition: var(--transition);
        }
        .news-item:hover .news-title {
            color: var(--primary-light);
        }
        .news-item .news-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 4px;
        }
        .news-item .news-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(108, 92, 231, 0.1);
            color: var(--primary-light);
            font-size: 16px;
            transition: var(--transition);
            flex-shrink: 0;
            margin-top: 4px;
        }
        .news-item:hover .news-arrow {
            background: var(--primary-gradient);
            color: #fff;
            transform: translateX(4px);
        }

        /* 置顶公告卡片 */
        .news-item.pinned {
            border-color: rgba(253, 203, 110, 0.25);
            background: rgba(253, 203, 110, 0.04);
        }
        .news-item.pinned .pinned-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
        }
        .news-item.pinned .pinned-badge i {
            font-size: 14px;
        }

        @media (max-width: 768px) {
            .news-item {
                grid-template-columns: 1fr;
                padding: 18px 20px;
                gap: 12px;
            }
            .news-item .news-arrow {
                display: none;
            }
            .news-item .news-title {
                font-size: 16px;
            }
            .news-section .section-header h2 {
                font-size: 21px;
            }
        }
        @media (max-width: 520px) {
            .news-item .news-meta {
                font-size: 12px;
                gap: 10px;
            }
            .news-item .news-desc {
                font-size: 13px;
                -webkit-line-clamp: 2;
            }
        }

        /* 分页 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .pagination a,
        .pagination span {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .pagination a:hover {
            border-color: var(--primary);
            color: #fff;
            background: rgba(108, 92, 231, 0.1);
        }
        .pagination .active {
            background: var(--primary-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
        }
        .pagination .ellipsis {
            border: none;
            background: transparent;
            color: var(--text-muted);
            width: 32px;
        }
        .pagination .prev,
        .pagination .next {
            width: auto;
            padding: 0 20px;
            border-radius: 50px;
            gap: 6px;
            font-size: 13px;
        }

        @media (max-width: 520px) {
            .pagination a,
            .pagination span {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }
            .pagination .prev,
            .pagination .next {
                padding: 0 14px;
                font-size: 12px;
                height: 36px;
            }
        }

        /* 热门公告 / 卡片网格 */
        .hot-news-section {
            padding: 30px 0 50px;
        }
        .hot-news-section .section-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }
        .hot-news-section .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .hot-news-section .section-header h2 i {
            color: var(--secondary);
        }
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .hot-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
            overflow: hidden;
        }
        .hot-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary-gradient);
            opacity: 0;
            transition: var(--transition);
        }
        .hot-card:hover::before {
            opacity: 1;
        }
        .hot-card:hover {
            border-color: rgba(108, 92, 231, 0.3);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .hot-card .hot-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .hot-card .hot-top .hot-rank {
            font-size: 28px;
            font-weight: 800;
            color: rgba(108, 92, 231, 0.2);
            line-height: 1;
            transition: var(--transition);
        }
        .hot-card:hover .hot-top .hot-rank {
            color: rgba(108, 92, 231, 0.4);
        }
        .hot-card .hot-top .badge {
            font-size: 11px;
            padding: 3px 12px;
        }
        .hot-card .hot-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
            transition: var(--transition);
        }
        .hot-card:hover .hot-title {
            color: var(--primary-light);
        }
        .hot-card .hot-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .hot-card .hot-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 8px;
            border-top: 1px solid rgba(45, 38, 72, 0.5);
        }
        .hot-card .hot-footer i {
            font-size: 12px;
            margin-right: 4px;
        }
        .hot-card .hot-footer .read-more {
            color: var(--primary-light);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
        }
        .hot-card .hot-footer .read-more:hover {
            color: #fff;
            gap: 8px;
        }

        @media (max-width: 900px) {
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 560px) {
            .hot-grid {
                grid-template-columns: 1fr;
            }
            .hot-card .hot-title {
                font-size: 16px;
            }
            .hot-news-section .section-header h2 {
                font-size: 21px;
            }
        }

        /* 时间线区域 */
        .timeline-section {
            padding: 50px 0;
            background: var(--bg-section);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .timeline-section .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .timeline-section .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }
        .timeline-section .section-header h2 i {
            color: var(--primary-light);
        }
        .timeline-section .section-header p {
            color: var(--text-secondary);
            font-size: 16px;
            margin-top: 8px;
        }
        .timeline {
            position: relative;
            padding-left: 32px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--primary), var(--secondary), transparent);
            border-radius: 4px;
        }
        .timeline-item {
            position: relative;
            padding: 0 0 36px 32px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item .tl-dot {
            position: absolute;
            left: -24px;
            top: 4px;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--primary-gradient);
            border: 3px solid var(--bg-dark);
            box-shadow: 0 0 0 2px var(--primary);
            z-index: 2;
        }
        .timeline-item .tl-dot.hot {
            background: linear-gradient(135deg, var(--secondary), #e84393);
            box-shadow: 0 0 0 2px var(--secondary);
        }
        .timeline-item .tl-dot.warn {
            background: linear-gradient(135deg, var(--accent), #e17055);
            box-shadow: 0 0 0 2px var(--accent);
        }
        .timeline-item .tl-date {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 6px;
        }
        .timeline-item .tl-date i {
            font-size: 12px;
        }
        .timeline-item .tl-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            transition: var(--transition);
            cursor: pointer;
        }
        .timeline-item .tl-title:hover {
            color: var(--primary-light);
        }
        .timeline-item .tl-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 4px;
            line-height: 1.7;
        }
        .timeline-item .tl-tags {
            display: flex;
            gap: 8px;
            margin-top: 8px;
            flex-wrap: wrap;
        }

        @media (max-width: 600px) {
            .timeline {
                padding-left: 20px;
            }
            .timeline-item {
                padding: 0 0 28px 24px;
            }
            .timeline-item .tl-dot {
                left: -18px;
                width: 16px;
                height: 16px;
            }
            .timeline-item .tl-title {
                font-size: 15px;
            }
            .timeline-section .section-header h2 {
                font-size: 24px;
            }
        }

        /* CTA 区域 */
        .cta-section {
            padding: 70px 0;
            background: var(--bg-card);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .cta-note {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 20px;
        }

        @media (max-width: 600px) {
            .cta-section {
                padding: 50px 0;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .cta-section p {
                font-size: 15px;
            }
        }

        /* FAQ 区域 */
        .faq-section {
            padding: 50px 0;
        }
        .faq-section .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .faq-section .section-header h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .faq-section .section-header h2 i {
            color: var(--primary-light);
        }
        .faq-section .section-header p {
            color: var(--text-secondary);
            font-size: 15px;
            margin-top: 6px;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            max-width: 960px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            transition: var(--transition);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: rgba(108, 92, 231, 0.25);
            background: var(--bg-card-hover);
        }
        .faq-item .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
        }
        .faq-item .faq-q i {
            color: var(--primary-light);
            font-size: 14px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item:hover .faq-q i {
            transform: rotate(45deg);
        }
        .faq-item .faq-a {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-color);
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        .faq-item.open .faq-q i {
            transform: rotate(45deg);
            color: var(--secondary);
        }

        @media (max-width: 768px) {
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .faq-section .section-header h2 {
                font-size: 24px;
            }
        }

        /* ===== 通用辅助 ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }

        /* ===== 页面间共享占位 – 无 CMS 数据时用静态内容 ===== */
        /* 此页面不使用 cms_runtime，所有内容为静态展示 */