/* roulang page: index */
:root {
  --primary: #16245c;
  --primary-light: #2a3b7d;
  --primary-dark: #0b1335;
  --accent: #d4a853;
  --accent-hover: #c0943f;
  --accent-light: #f5e7c8;
  --bg: #f4f6fb;
  --bg-white: #ffffff;
  --bg-dark: #0b1335;
  --text: #1c2340;
  --text-light: #6b7280;
  --border: #e5e9f2;
  --radius: 14px;
  --radius-lg: 24px;
  --shadow: 0 8px 28px rgba(18, 28, 70, 0.08);
  --shadow-hover: 0 16px 36px rgba(18, 28, 70, 0.16);
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --spacing: 80px;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; border: 0; cursor: pointer; }
input, textarea { font-family: inherit; }

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

/* 顶部信息条 */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  padding: 8px 0;
  line-height: 1.6;
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.topbar a { color: var(--accent); margin-left: 16px; transition: var(--transition); }
.topbar a:hover { color: #fff; }
.topbar .topbar-right { display: flex; align-items: center; gap: 8px; }
.topbar .topbar-right i { color: var(--accent); }

/* 主导航 */
.main-nav {
  background: var(--bg-white);
  box-shadow: 0 2px 16px rgba(18, 28, 70, 0.06);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.main-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 32px;
}
.logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo i { color: var(--accent); font-size: 26px; }

.nav-links { display: flex; list-style: none; gap: 8px; margin-left: auto; }
.nav-links a {
  display: block;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover { color: var(--primary); background: var(--accent-light); }
.nav-links a.active { color: var(--primary); background: var(--accent-light); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.nav-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.nav-cta:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(22,36,92,0.3);
}

.menu-toggle { display: none; background: none; font-size: 24px; color: var(--primary); }

/* Hero */
.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(11,19,53,0.9) 0%, rgba(22,36,92,0.75) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  padding: 110px 0 100px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -60%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,168,83,0.3) 0%, transparent 70%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212,168,83,0.2);
  border: 1px solid rgba(212,168,83,0.4);
  border-radius: 40px;
  padding: 6px 18px;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 24px;
  font-weight: 600;
}
.hero-badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero h1 {
  font-size: 52px;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: 1px;
}
.hero h1 span { color: var(--accent); }
.hero p {
  font-size: 18px;
  max-width: 680px;
  margin: 0 auto 36px;
  color: rgba(255,255,255,0.85);
  line-height: 1.9;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 15px;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--primary-dark); }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(212,168,83,0.4); }
.btn-outline { border: 2px solid rgba(255,255,255,0.6); color: #fff; background: transparent; }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.1); transform: translateY(-2px); }

/* 实时状态条 */
.status-bar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.status-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.status-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
}
.status-item i { color: var(--accent); font-size: 18px; }
.status-item .status-dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; animation: pulse-dot 1.5s infinite; }
.status-item .time { color: var(--text-light); font-weight: 400; margin-left: 4px; }

/* 板块通用 */
.section { padding: var(--spacing) 0; }
.section-alt { background: var(--bg-white); }
.section-dark { background: var(--bg-dark); color: #fff; }
.section-head { text-align: center; margin-bottom: 52px; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-light);
  padding: 4px 14px;
  border-radius: 40px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-dark .section-tag { background: rgba(212,168,83,0.2); color: var(--accent); }
.section-head h2 { font-size: 36px; font-weight: 800; color: var(--text); line-height: 1.3; }
.section-dark .section-head h2 { color: #fff; }
.section-head p { color: var(--text-light); font-size: 16px; margin-top: 10px; max-width: 600px; margin-left: auto; margin-right: auto; }
.section-dark .section-head p { color: rgba(255,255,255,0.7); }

/* 特色卡片 */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.feature-card:hover::before { opacity: 1; }
.feature-card .icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: var(--accent-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 20px;
  transition: var(--transition);
}
.feature-card:hover .icon { background: var(--primary); color: var(--accent); transform: scale(1.05); }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* 分类入口 */
.category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.category-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.category-card img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.6s ease; }
.category-card:hover img { transform: scale(1.05); }
.category-body { padding: 28px 30px 32px; flex: 1; display: flex; flex-direction: column; }
.category-body h3 { font-size: 22px; font-weight: 800; margin-bottom: 10px; color: var(--text); }
.category-body p { font-size: 14px; color: var(--text-light); line-height: 1.8; margin-bottom: 18px; flex: 1; }
.category-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--primary);
  font-size: 15px;
  transition: var(--transition);
}
.category-link:hover { color: var(--accent); gap: 14px; }

/* 资讯列表 */
.post-list { max-width: 860px; margin: 0 auto; }
.post-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 22px 26px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  margin-bottom: 18px;
}
.post-item:hover { transform: translateX(6px); box-shadow: var(--shadow-hover); }
.post-item .post-date {
  background: var(--accent-light);
  color: var(--primary);
  border-radius: 10px;
  padding: 10px 14px;
  text-align: center;
  min-width: 58px;
  font-weight: 800;
  line-height: 1.2;
  flex-shrink: 0;
}
.post-item .post-date .day { font-size: 20px; display: block; }
.post-item .post-date .mon { font-size: 12px; }
.post-item .post-info { flex: 1; }
.post-item .post-info h3 { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.post-item .post-info h3 a { transition: var(--transition); }
.post-item .post-info h3 a:hover { color: var(--accent); }
.post-item .post-info p { font-size: 14px; color: var(--text-light); line-height: 1.6; }
.post-item .post-meta { display: flex; gap: 16px; font-size: 12px; color: var(--text-light); margin-top: 6px; }
.post-item .post-meta i { margin-right: 4px; color: var(--accent); }

.empty-tips { text-align: center; padding: 40px; color: var(--text-light); font-size: 16px; }

/* 数据统计 */
.stats-dark {
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  position: relative;
}
.stats-dark::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(11,19,53,0.88); }
.stats-dark .container { position: relative; z-index: 2; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item h3 { font-size: 42px; font-weight: 900; color: var(--accent); line-height: 1.2; margin-bottom: 6px; }
.stat-item p { font-size: 15px; color: rgba(255,255,255,0.75); }

/* 流程步骤 */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.step-item { text-align: center; position: relative; padding: 30px 18px; }
.step-item .step-num {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: 0 8px 20px rgba(22,36,92,0.3);
}
.step-item .step-num i { color: var(--accent); }
.step-item h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--text-light); line-height: 1.7; }
.step-item::before {
  content: '';
  position: absolute;
  top: 42px; left: calc(50% + 40px);
  width: calc(100% - 80px); height: 2px;
  background: var(--border);
  border-radius: 2px;
}
.step-item:last-child::before { display: none; }

/* 热门推荐 */
.recommend-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.recommend-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.recommend-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.recommend-card img { width: 100%; height: 180px; object-fit: cover; }
.recommend-body { padding: 22px 24px 26px; }
.recommend-body .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: var(--accent-light);
  border-radius: 30px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.recommend-body h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; line-height: 1.5; }
.recommend-body p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.recommend-body .link { font-size: 14px; font-weight: 700; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); }
.recommend-body .link:hover { color: var(--accent); gap: 10px; }

/* FAQ */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 0;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-hover); }
.faq-question {
  padding: 20px 26px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-question i { color: var(--accent); transition: var(--transition); font-size: 14px; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 26px;
}
.faq-item.active .faq-answer { max-height: 400px; padding: 0 26px 20px; }
.faq-answer p { font-size: 15px; color: var(--text-light); line-height: 1.8; }

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,168,83,0.25) 0%, transparent 70%);
}
.cta-section h3 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.cta-section p { font-size: 16px; color: rgba(255,255,255,0.85); margin-bottom: 28px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-section .btn { position: relative; z-index: 2; }

/* 页脚 */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 40px;
  margin-top: 0;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer .logo { color: #fff; font-size: 20px; margin-bottom: 16px; }
.footer .logo i { color: var(--accent); }
.footer-about p { font-size: 14px; line-height: 1.8; margin-bottom: 18px; }
.footer-links h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.6); transition: var(--transition); display: inline-flex; align-items: center; gap: 6px; }
.footer-links a:hover { color: var(--accent); transform: translateX(4px); }
.footer-links a i { font-size: 12px; color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 40px;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
}

/* 面包屑+横幅 */
.banner {
  background: linear-gradient(135deg, rgba(11,19,53,0.88) 0%, rgba(22,36,92,0.75) 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  color: #fff;
  padding: 60px 0 55px;
  text-align: center;
}
.banner h1 { font-size: 38px; font-weight: 800; margin-bottom: 10px; }
.banner p { font-size: 16px; color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto; }
.breadcrumb { font-size: 13px; color: rgba(255,255,255,0.6); margin-top: 12px; }
.breadcrumb a { color: var(--accent); }
.breadcrumb i { margin: 0 8px; font-size: 11px; }

/* 文章页 */
.article-wrap { max-width: 860px; margin: 0 auto; }
.article-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 50px;
  box-shadow: var(--shadow);
}
.article-card h1 { font-size: 32px; font-weight: 800; line-height: 1.4; margin-bottom: 18px; }
.article-meta { display: flex; gap: 20px; flex-wrap: wrap; font-size: 14px; color: var(--text-light); padding-bottom: 24px; border-bottom: 1px solid var(--border); margin-bottom: 30px; }
.article-meta i { color: var(--accent); margin-right: 5px; }
.article-content { line-height: 2; font-size: 16px; }
.article-content h2, .article-content h3 { margin: 28px 0 12px; }
.article-content p { margin-bottom: 16px; }
.article-content img { border-radius: 12px; margin: 20px 0; }
.not-found { text-align: center; padding: 80px 24px; background: var(--bg-white); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.not-found h2 { font-size: 28px; font-weight: 800; margin-bottom: 16px; }
.not-found p { color: var(--text-light); margin-bottom: 24px; }
.not-found .btn { background: var(--primary); color: #fff; }
.not-found .btn:hover { background: var(--primary-light); }

.related-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 24px; }
.related-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.related-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.related-item h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.related-item .meta { font-size: 13px; color: var(--text-light); }

/* 分类页 */
.category-hero { background: linear-gradient(135deg, rgba(11,19,53,0.85) 0%, rgba(22,36,92,0.7) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat; color: #fff; padding: 65px 0; text-align: center; }
.category-hero h1 { font-size: 38px; font-weight: 800; margin-bottom: 10px; }
.category-hero p { color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto; }

.article-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.article-grid-item {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.article-grid-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.article-grid-item img { width: 100%; height: 200px; object-fit: cover; }
.article-grid-body { padding: 26px 28px; flex: 1; }
.article-grid-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; line-height: 1.5; }
.article-grid-body p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 12px; }
.article-grid-body .meta { font-size: 13px; color: var(--text-light); }

/* 时间线 */
.timeline { max-width: 760px; margin: 0 auto; position: relative; padding-left: 40px; }
.timeline::before { content: ''; position: absolute; left: 16px; top: 0; bottom: 0; width: 3px; background: var(--border); border-radius: 3px; }
.timeline-item { position: relative; margin-bottom: 36px; }
.timeline-item::before {
  content: '';
  position: absolute; left: -33px; top: 8px;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-white);
  box-shadow: 0 0 0 2px var(--accent);
}
.timeline-item .date { font-size: 13px; font-weight: 600; color: var(--accent); margin-bottom: 6px; }
.timeline-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.timeline-item p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* 响应式 */
@media (max-width: 1024px) {
  :root { --spacing: 60px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .step-item::before { display: none; }
  .recommend-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 42px; }
}

@media (max-width: 768px) {
  .main-nav .container { height: auto; flex-wrap: wrap; padding: 14px 24px; gap: 14px; }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 8px;
    position: absolute;
    top: 100%; left: 12px; right: 12px;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; border-radius: 10px; }
  .menu-toggle { display: block; }
  .nav-cta { display: none; }
  .hero { padding: 80px 0 60px; }
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 16px; }
  .category-grid { grid-template-columns: 1fr; }
  .post-item { flex-direction: column; text-align: center; padding: 24px 20px; }
  .post-item .post-info { text-align: center; }
  .post-item .post-meta { justify-content: center; }
  .article-card { padding: 30px 24px; }
  .article-card h1 { font-size: 26px; }
  .article-grid { grid-template-columns: 1fr; }
  .cta-section { padding: 40px 28px; }
  .cta-section h3 { font-size: 24px; }
  .topbar .container { flex-direction: column; gap: 4px; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 520px) {
  .features-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .recommend-grid { grid-template-columns: 1fr; }
  .related-list { grid-template-columns: 1fr; }
  .banner h1 { font-size: 28px; }
  .category-hero h1 { font-size: 26px; }
}

/* roulang page: category1 */
:root {
    --primary: #0d1b2a;
    --primary-light: #16283e;
    --primary-muted: #233a55;
    --accent: #f0b849;
    --accent-dark: #d99a26;
    --accent-soft: #fff6e0;
    --bg: #f4f7fb;
    --white: #ffffff;
    --text: #1f2937;
    --text-muted: #58687a;
    --border: #e5eaf1;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow: 0 8px 24px rgba(13, 27, 42, 0.08);
    --shadow-hover: 0 16px 36px rgba(13, 27, 42, 0.15);
    --transition: all 0.3s ease;
    --container: 1200px;
}

/* Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}
button,
input {
    font-family: inherit;
    font-size: inherit;
    border: none;
    background: none;
    outline: none;
}
ul {
    list-style: none;
}
i {
    pointer-events: none;
}

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

/* ===== Header / Nav ===== */
.main-nav {
    background: var(--primary);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.16);
}
.main-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 72px;
    flex-wrap: nowrap;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 0.5px;
    white-space: nowrap;
    line-height: 1.2;
}
.logo i {
    color: var(--accent);
    font-size: 24px;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-links li a {
    display: block;
    padding: 8px 18px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 15px;
    font-weight: 500;
    border-radius: 999px;
    position: relative;
}
.nav-links li a:hover {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
}
.nav-links li a.active {
    color: var(--primary);
    background: var(--accent);
    font-weight: 700;
}
.menu-toggle {
    display: none;
    color: var(--white);
    font-size: 22px;
    background: rgba(255, 255, 255, 0.1);
    width: 44px;
    height: 44px;
    border-radius: 10px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.menu-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}
.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    background: var(--accent);
    font-size: 15px;
    font-weight: 700;
    padding: 10px 22px;
    border-radius: 999px;
    white-space: nowrap;
    transition: var(--transition);
}
.nav-cta:hover {
    background: #ffc767;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(240, 184, 73, 0.35);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 34px;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 700;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    line-height: 1.4;
}
.btn-primary {
    background: var(--accent);
    color: var(--primary);
}
.btn-primary:hover {
    background: #ffc767;
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(240, 184, 73, 0.4);
}
.btn-ghost {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.7);
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: var(--white);
    transform: translateY(-3px);
}

/* ===== Section Head ===== */
.section-head {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 56px;
}
.section-tag {
    display: inline-block;
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 18px;
    border-radius: 999px;
    margin-bottom: 14px;
}
.section-head h2 {
    font-size: 34px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.3;
    margin-bottom: 14px;
}
.section-head p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.7;
}
.section-head.light h2 {
    color: var(--white);
}
.section-head.light p {
    color: rgba(255, 255, 255, 0.75);
}
.section-head.light .section-tag {
    background: rgba(240, 184, 73, 0.16);
    color: var(--accent);
}

/* ===== Page Banner ===== */
.page-banner {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 120px 0 100px;
    color: var(--white);
    overflow: hidden;
}
.page-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 27, 42, 0.94) 0%, rgba(13, 27, 42, 0.72) 60%, rgba(240, 184, 73, 0.18) 100%);
}
.page-banner .container {
    position: relative;
    z-index: 2;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 22px;
}
.breadcrumb a {
    color: var(--accent);
    font-weight: 500;
}
.breadcrumb i {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}
.live-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(240, 184, 73, 0.18);
    border: 1px solid rgba(240, 184, 73, 0.45);
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    padding: 7px 18px;
    border-radius: 999px;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}
.live-badge i {
    font-size: 9px;
    color: #4ade80;
    animation: pulse 1.6s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}
.page-banner h1 {
    font-size: 52px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 14px;
    letter-spacing: 1px;
}
.page-banner p {
    font-size: 18px;
    line-height: 1.7;
    max-width: 640px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}
.banner-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}
.banner-stats div {
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-md);
    padding: 18px 30px;
    min-width: 130px;
}
.banner-stats strong {
    font-size: 28px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1.2;
}
.banner-stats span {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
}

/* ===== Intro Section ===== */
.intro-section {
    padding: 100px 0;
    background: var(--white);
}
.intro-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}
.intro-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.intro-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(240, 184, 73, 0.5);
}
.intro-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}
.intro-card .intro-body {
    padding: 28px 30px 30px;
}
.intro-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}
.intro-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 16px;
}
.text-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-dark);
    font-weight: 600;
    font-size: 14px;
}
.text-link:hover {
    gap: 12px;
    color: var(--accent-dark);
}

/* ===== Steps ===== */
.steps-section {
    padding: 100px 0;
    background: var(--bg);
}
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.step-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 34px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}
.step-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(240, 184, 73, 0.45);
}
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--primary);
    color: var(--accent);
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 18px;
}
.step-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}
.step-item p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===== Features ===== */
.features-section {
    background: var(--primary);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}
.features-section::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -80px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: rgba(240, 184, 73, 0.08);
    pointer-events: none;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
    z-index: 2;
}
.feature-item {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 34px 30px;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}
.feature-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-6px);
    border-color: rgba(240, 184, 73, 0.5);
}
.feature-item i {
    font-size: 30px;
    color: var(--accent);
    margin-bottom: 18px;
    display: inline-block;
}
.feature-item h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}
.feature-item p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

/* ===== Guide List ===== */
.list-section {
    padding: 100px 0;
    background: var(--white);
}
.guide-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.guide-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}
.guide-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(240, 184, 73, 0.4);
}
.guide-card img {
    width: 100%;
    height: 190px;
    object-fit: cover;
}
.guide-body {
    padding: 26px 28px 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.guide-tag {
    align-self: flex-start;
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 12px;
}
.guide-card h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
    line-height: 1.4;
}
.guide-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    flex: 1;
}
.guide-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: #8896a5;
}
.guide-meta i {
    margin-right: 4px;
    color: var(--accent);
}

/* ===== FAQ ===== */
.faq-section {
    padding: 100px 0;
    background: var(--bg);
}
.faq-wrap {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.faq-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 30px 32px;
    transition: var(--transition);
}
.faq-item:hover {
    border-color: rgba(240, 184, 73, 0.5);
    box-shadow: var(--shadow);
}
.faq-item h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    display: flex;
    gap: 10px;
    align-items: baseline;
}
.faq-item h3 span {
    color: var(--accent);
    font-weight: 800;
    font-size: 18px;
}
.faq-item p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.75;
    padding-left: 28px;
}

/* ===== CTA ===== */
.cta-section {
    position: relative;
    padding: 110px 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    text-align: center;
    color: var(--white);
}
.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(13, 27, 42, 0.86);
}
.cta-section .container {
    position: relative;
    z-index: 2;
}
.cta-section h2 {
    font-size: 38px;
    font-weight: 900;
    margin-bottom: 16px;
}
.cta-section p {
    font-size: 17px;
    max-width: 580px;
    margin: 0 auto 36px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
}
.cta-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Footer ===== */
.footer {
    background: #0a1620;
    color: rgba(255, 255, 255, 0.75);
    padding: 70px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer .logo {
    color: var(--white);
    margin-bottom: 16px;
    font-size: 22px;
}
.footer-about p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
    max-width: 320px;
}
.footer-links h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}
.footer-links ul li {
    margin-bottom: 12px;
}
.footer-links ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.65);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}
.footer-links ul li a i {
    font-size: 10px;
    color: var(--accent);
}
.footer-links ul li a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 26px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}
.footer-bottom i {
    color: var(--accent);
    margin-right: 6px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .container {
        padding: 0 20px;
    }
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
    .page-banner h1 {
        font-size: 42px;
    }
}

@media (max-width: 768px) {
    .main-nav .container {
        min-height: 64px;
        gap: 12px;
    }
    .logo {
        font-size: 18px;
        flex: 0 1 auto;
        min-width: 0;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    .logo i {
        font-size: 20px;
    }
    .nav-links {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--primary);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 20px 20px;
        display: none;
        box-shadow: 0 20px 30px rgba(0, 0, 0, 0.25);
    }
    .nav-links.open {
        display: flex;
    }
    .nav-links li a {
        padding: 14px 18px;
        border-radius: 12px;
        font-size: 16px;
    }
    .menu-toggle {
        display: flex;
    }
    .nav-cta {
        display: none;
    }
    .page-banner {
        padding: 80px 0 70px;
    }
    .page-banner h1 {
        font-size: 34px;
    }
    .page-banner p {
        font-size: 15px;
    }
    .banner-stats {
        gap: 14px;
    }
    .banner-stats div {
        padding: 14px 18px;
        min-width: 100px;
    }
    .banner-stats strong {
        font-size: 22px;
    }
    .intro-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .guide-grid {
        grid-template-columns: 1fr;
    }
    .section-head h2 {
        font-size: 28px;
    }
    .cta-section h2 {
        font-size: 30px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 520px) {
    .container {
        padding: 0 16px;
    }
    .page-banner h1 {
        font-size: 28px;
    }
    .page-banner p {
        font-size: 14px;
    }
    .banner-stats {
        flex-direction: column;
        gap: 10px;
    }
    .banner-stats div {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 12px 18px;
    }
    .banner-stats strong {
        font-size: 24px;
    }
    .section-head {
        margin-bottom: 40px;
    }
    .section-head h2 {
        font-size: 24px;
    }
    .section-head p {
        font-size: 14px;
    }
    .feature-item {
        padding: 26px 22px;
    }
    .guide-body {
        padding: 20px 20px 24px;
    }
    .faq-item {
        padding: 22px 20px;
    }
    .faq-item p {
        padding-left: 0;
    }
    .cta-btns .btn {
        padding: 13px 28px;
        font-size: 14px;
        width: 100%;
    }
}

/* roulang page: article */
:root {
  --primary: #0a1e32;
  --primary-light: #12324d;
  --primary-lighter: #1b405e;
  --accent: #e8b84b;
  --accent-strong: #d99a2b;
  --accent-soft: rgba(232, 184, 75, 0.14);
  --success: #27c08a;
  --text: #172436;
  --text-weak: #60738a;
  --bg: #f4f6fa;
  --card: #ffffff;
  --border: #e3e9f1;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-md: 0 10px 30px rgba(8, 24, 42, 0.08);
  --shadow-lg: 0 20px 50px rgba(8, 24, 42, 0.14);
  --transition: all 0.25s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input { font-family: inherit; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid rgba(232, 184, 75, 0.5); outline-offset: 2px; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.top-bar { background: var(--primary); color: #c8d4e2; font-size: 14px; padding: 8px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.top-bar-tip { display: inline-flex; align-items: center; gap: 8px; }
.top-bar-tip i { color: var(--accent); }
.top-bar-live { color: var(--accent); display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
.top-bar-live i { font-size: 10px; color: #2ee08c; }
.main-nav { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.96); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 1px 0 var(--border), 0 6px 24px rgba(10, 25, 41, 0.05); }
.main-nav .container { display: flex; align-items: center; gap: 24px; height: 72px; }
.logo { font-size: 22px; font-weight: 800; color: var(--primary); display: flex; align-items: center; gap: 8px; letter-spacing: -0.3px; white-space: nowrap; }
.logo i { color: var(--accent-strong); font-size: 26px; }
.nav-links { display: flex; gap: 6px; margin-left: auto; align-items: center; }
.nav-links a { display: inline-flex; align-items: center; justify-content: center; padding: 9px 18px; border-radius: 999px; font-size: 15px; font-weight: 600; color: var(--text-weak); }
.nav-links a:hover { color: var(--primary); background: var(--accent-soft); }
.nav-links a.active { color: var(--primary); background: var(--accent-soft); box-shadow: inset 0 0 0 1px rgba(232, 184, 75, 0.35); }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--border); background: #fff; border-radius: 10px; font-size: 18px; color: var(--primary); cursor: pointer; align-items: center; justify-content: center; transition: var(--transition); }
.menu-toggle:hover { border-color: var(--accent); color: var(--accent-strong); }
.nav-cta { margin-left: 8px; background: linear-gradient(135deg, var(--accent), var(--accent-strong)); color: #1c2b3a; padding: 10px 20px; border-radius: 999px; font-weight: 700; font-size: 14px; display: inline-flex; align-items: center; gap: 8px; box-shadow: 0 6px 18px rgba(232, 184, 75, 0.35); white-space: nowrap; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(232, 184, 75, 0.45); color: #111; }
.btn-primary { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, var(--accent), var(--accent-strong)); color: #1c2b3a; font-weight: 700; padding: 12px 24px; border-radius: 999px; box-shadow: 0 8px 20px rgba(232, 184, 75, 0.3); transition: var(--transition); border: 0; cursor: pointer; font-size: 15px; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(232, 184, 75, 0.45); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; background: transparent; border: 1px solid var(--accent); color: var(--accent-strong); font-weight: 600; padding: 10px 20px; border-radius: 999px; transition: var(--transition); cursor: pointer; font-size: 14px; }
.btn-outline:hover { background: var(--accent); color: #1c2b3a; }
.btn-light { display: inline-flex; align-items: center; gap: 8px; background: #fff; color: var(--primary); font-weight: 700; padding: 14px 28px; border-radius: 999px; box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15); transition: var(--transition); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2); color: var(--accent-strong); }
.btn-sm { padding: 8px 18px; font-size: 13px; }
.page-banner { position: relative; background-size: cover; background-position: center; background-color: var(--primary); color: #fff; padding: 84px 0 72px; }
.banner-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10, 30, 50, 0.92), rgba(10, 30, 50, 0.62)); }
.banner-content { position: relative; z-index: 2; max-width: 880px; }
.banner-tag { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: #172436; font-size: 13px; font-weight: 700; padding: 5px 14px; border-radius: 999px; margin-bottom: 16px; }
.page-banner h1 { font-size: 38px; font-weight: 800; line-height: 1.3; margin-bottom: 12px; }
.page-banner p { font-size: 16px; opacity: 0.85; line-height: 1.7; margin-bottom: 18px; }
.banner-meta { display: flex; gap: 18px; font-size: 14px; color: rgba(255, 255, 255, 0.8); flex-wrap: wrap; }
.banner-meta span { display: inline-flex; align-items: center; gap: 6px; }
.status-strip { background: linear-gradient(90deg, var(--accent-strong), var(--accent)); padding: 14px 0; }
.status-grid { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 12px; }
.status-item { display: flex; align-items: center; gap: 10px; color: #1c2b3a; font-size: 14px; font-weight: 700; }
.status-item i { color: #fff; font-size: 15px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-weak); margin-bottom: 22px; flex-wrap: wrap; }
.breadcrumb a { color: var(--accent-strong); font-weight: 600; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb i { font-size: 12px; color: #b7c0cc; }
.breadcrumb span:last-child { color: var(--text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 300px; }
.article-section { padding: 50px 0 60px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 36px; align-items: start; }
.article-main { min-width: 0; }
.article-card { background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); overflow: hidden; border: 1px solid var(--border); }
.article-meta-top { display: flex; align-items: center; gap: 14px; padding: 20px 28px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.article-cat { background: var(--accent-soft); color: var(--accent-strong); font-size: 13px; font-weight: 700; padding: 4px 14px; border-radius: 999px; }
.article-date { color: var(--text-weak); font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.article-content { padding: 30px 28px 10px; font-size: 16px; color: var(--text); word-break: break-word; }
.article-content h2 { font-size: 26px; margin: 26px 0 14px; color: var(--primary); padding-left: 16px; border-left: 4px solid var(--accent); }
.article-content h3 { font-size: 21px; margin: 22px 0 12px; color: var(--primary); }
.article-content h4 { font-size: 18px; margin: 20px 0 10px; color: var(--primary); }
.article-content p { margin-bottom: 16px; }
.article-content a { color: var(--accent-strong); font-weight: 600; border-bottom: 1px dashed rgba(217, 154, 43, 0.5); }
.article-content a:hover { color: var(--primary); border-bottom-color: var(--primary); }
.article-content img { border-radius: var(--radius-md); box-shadow: var(--shadow-md); margin: 20px 0; height: auto; }
.article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 18px; }
.article-content ul li, .article-content ol li { margin-bottom: 8px; position: relative; }
.article-content ul li::before { content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; position: absolute; left: -18px; top: 0.7em; }
.article-content blockquote { background: var(--accent-soft); border-left: 4px solid var(--accent); padding: 16px 20px; border-radius: 0 12px 12px 0; margin-bottom: 18px; color: var(--text-weak); }
.article-content table { width: 100%; border-collapse: collapse; margin-bottom: 18px; font-size: 14px; }
.article-content table th, .article-content table td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; }
.article-content table th { background: var(--bg); font-weight: 700; color: var(--primary); }
.article-tags { padding: 18px 28px 24px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; border-top: 1px solid var(--border); margin-top: 8px; }
.article-tags > span { color: var(--text-weak); font-size: 14px; font-weight: 600; }
.article-tags a { background: var(--bg); border: 1px solid var(--border); padding: 4px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--text-weak); }
.article-tags a:hover { background: var(--accent-soft); color: var(--accent-strong); border-color: rgba(232, 184, 75, 0.4); }
.article-side { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 100px; }
.side-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; box-shadow: var(--shadow-md); }
.side-card h3 { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.side-card h3 i { color: var(--accent-strong); }
.side-links { display: flex; flex-direction: column; gap: 4px; }
.side-links a { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 10px; font-size: 14px; color: var(--text-weak); font-weight: 500; }
.side-links a:hover { background: var(--accent-soft); color: var(--primary); transform: translateX(3px); }
.side-cover { text-align: center; background: var(--primary); color: #fff; overflow: hidden; }
.side-cover img { border-radius: 12px; margin: 0 0 14px; width: 100%; height: 160px; object-fit: cover; }
.side-cover h3 { color: #fff; justify-content: center; margin-bottom: 8px; }
.side-cover p { color: rgba(255, 255, 255, 0.72); font-size: 14px; margin-bottom: 16px; line-height: 1.7; }
.side-faq a { font-size: 13px; }
.not-found-card { text-align: center; padding: 80px 30px; background: var(--card); border-radius: var(--radius-lg); border: 1px solid var(--border); display: flex; flex-direction: column; align-items: center; box-shadow: var(--shadow-md); }
.not-found-card > i { font-size: 64px; color: var(--accent); margin-bottom: 18px; }
.not-found-card h2 { font-size: 30px; color: var(--primary); margin-bottom: 10px; }
.not-found-card p { color: var(--text-weak); margin-bottom: 24px; font-size: 15px; }
.recommend-section { padding: 70px 0; background: var(--card); border-top: 1px solid var(--border); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.section-tag { display: inline-block; background: var(--accent-soft); color: var(--accent-strong); font-size: 13px; font-weight: 700; padding: 5px 16px; border-radius: 999px; margin-bottom: 12px; letter-spacing: 0.5px; }
.section-head h2 { font-size: 32px; font-weight: 800; color: var(--primary); margin-bottom: 10px; }
.section-head p { color: var(--text-weak); font-size: 15px; }
.recommend-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.recommend-card { position: relative; display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition); }
.recommend-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(232, 184, 75, 0.4); }
.recommend-img { position: relative; overflow: hidden; }
.recommend-img img { width: 100%; height: 190px; object-fit: cover; transition: transform 0.4s ease; }
.recommend-card:hover .recommend-img img { transform: scale(1.05); }
.card-tag { position: absolute; top: 16px; left: 16px; background: rgba(10, 30, 50, 0.88); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 999px; z-index: 2; }
.card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin: 4px 0 8px; }
.card-body p { color: var(--text-weak); font-size: 14px; margin-bottom: 14px; flex: 1; }
.card-link { color: var(--accent-strong); font-weight: 700; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.card-link i { transition: transform 0.25s ease; }
.recommend-card:hover .card-link i { transform: translateX(4px); }
.faq-section { padding: 70px 0; background: var(--bg); }
.faq-grid { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition); }
.faq-item:hover { border-color: rgba(232, 184, 75, 0.4); }
.faq-item summary { cursor: pointer; padding: 18px 24px; font-size: 16px; font-weight: 700; color: var(--primary); display: flex; justify-content: space-between; align-items: center; list-style: none; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--accent-strong); transition: transform 0.25s ease; font-size: 14px; flex-shrink: 0; }
.faq-item[open] summary i { transform: rotate(180deg); }
.faq-item p { padding: 0 24px 18px; color: var(--text-weak); font-size: 14px; line-height: 1.7; }
.cta-section { padding: 0 0 70px; background: var(--bg); }
.cta-card { position: relative; background: linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius: 24px; padding: 44px 48px; display: flex; justify-content: space-between; align-items: center; gap: 32px; overflow: hidden; box-shadow: var(--shadow-lg); }
.cta-card::before { content: ''; position: absolute; width: 280px; height: 280px; border-radius: 50%; background: radial-gradient(circle, rgba(232, 184, 75, 0.25), transparent 65%); top: -80px; right: -60px; }
.cta-card::after { content: ''; position: absolute; width: 180px; height: 180px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 60%); bottom: -70px; left: 30px; }
.cta-info { position: relative; z-index: 2; }
.cta-info h2 { color: #fff; font-size: 26px; font-weight: 800; margin-bottom: 8px; }
.cta-info p { color: rgba(255, 255, 255, 0.75); font-size: 15px; }
.cta-card .btn-light { position: relative; z-index: 2; flex-shrink: 0; }
.footer { background: var(--primary); color: #aebbd0; padding: 60px 0 30px; border-top: 4px solid var(--accent); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 36px; }
.footer-about .logo { color: #fff; margin-bottom: 14px; }
.footer-about p { font-size: 14px; line-height: 1.8; color: #8b9db2; }
.footer h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: #8b9db2; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.footer-links a:hover { color: var(--accent); transform: translateX(4px); }
.footer-links a i { font-size: 10px; color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 22px; display: flex; justify-content: space-between; font-size: 13px; color: #6f8299; flex-wrap: wrap; gap: 8px; }
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; }
  .recommend-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .top-bar-inner { flex-direction: column; gap: 4px; text-align: center; }
  .main-nav .container { height: auto; flex-wrap: wrap; padding: 12px 16px; gap: 12px; }
  .menu-toggle { display: flex; margin-left: auto; }
  .nav-links { display: none; width: 100%; flex-direction: column; gap: 8px; padding: 10px 0; }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; justify-content: flex-start; padding: 11px 16px; }
  .nav-cta { display: none; }
  .page-banner { padding: 60px 0 48px; }
  .page-banner h1 { font-size: 28px; }
  .banner-meta { gap: 12px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-side { position: static; }
  .recommend-grid { grid-template-columns: 1fr; }
  .cta-card { flex-direction: column; text-align: center; padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .page-banner h1 { font-size: 24px; }
  .status-grid { flex-direction: column; align-items: center; gap: 8px; }
  .section-head h2 { font-size: 26px; }
  .article-content { padding: 20px; }
  .article-meta-top { padding: 16px 18px; }
  .article-tags { padding: 14px 18px 20px; }
  .faq-item summary { font-size: 15px; padding: 15px 16px; }
  .faq-item p { padding: 0 16px 14px; }
  .logo { font-size: 19px; }
  .logo i { font-size: 22px; }
}

/* roulang page: category2 */
:root {
            --primary: #6a4cf5;
            --primary-dark: #4b2fd6;
            --primary-light: #8b6bff;
            --accent: #ff7a3d;
            --accent-light: #ffaa6b;
            --bg-body: #f6f7fb;
            --bg-white: #ffffff;
            --bg-light: #f0f1ff;
            --bg-deep: #1b1735;
            --bg-card: #ffffff;
            --text-main: #23213a;
            --text-body: #4a4766;
            --text-muted: #8b88a3;
            --text-light: #b1aec6;
            --border: #e6e5f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 4px 14px rgba(80, 70, 160, 0.08);
            --shadow-md: 0 10px 30px rgba(80, 70, 160, 0.12);
            --shadow-lg: 0 20px 60px rgba(40, 30, 120, 0.18);
            --transition: all 0.3s ease;
            --font-main: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg-body);
            color: var(--text-body);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        ul {
            list-style: none;
        }
        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        .container {
            width: min(1200px, 92%);
            margin: 0 auto;
        }

        /* ===== 顶部信息条 ===== */
        .top-info {
            background: linear-gradient(135deg, var(--bg-deep) 0%, #2a2345 100%);
            color: rgba(255, 255, 255, 0.8);
            font-size: 13px;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .top-info .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
        }
        .top-info-left {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .top-info-left i {
            color: var(--accent-light);
            margin-right: 4px;
        }
        .top-info-left span {
            white-space: nowrap;
        }
        .top-info-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .top-info-right a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            padding: 2px 10px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition);
        }
        .top-info-right a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        @media (max-width: 768px) {
            .top-info-left span:last-child {
                display: none;
            }
        }

        /* ===== 主导航 ===== */
        .main-nav {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            gap: 24px;
            min-height: 72px;
        }
        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo i {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-size: 26px;
        }
        .logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0 auto;
            flex: 1;
            justify-content: center;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            transition: var(--transition);
            position: relative;
        }
        .nav-links li a:hover {
            color: var(--primary);
            background: var(--bg-light);
        }
        .nav-links li a.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(106, 76, 245, 0.35);
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--accent), #ff5f2e);
            color: #fff;
            padding: 9px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            box-shadow: 0 4px 14px rgba(255, 122, 61, 0.35);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 122, 61, 0.45);
            color: #fff;
        }
        .menu-toggle {
            display: none;
            background: transparent;
            font-size: 22px;
            color: var(--text-main);
            cursor: pointer;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
        }
        .menu-toggle:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        @media (max-width: 1024px) {
            .nav-links li a {
                padding: 8px 12px;
                font-size: 14px;
            }
            .nav-cta {
                padding: 8px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .main-nav .container {
                flex-wrap: wrap;
            }
            .nav-links {
                order: 3;
                flex-basis: 100%;
                display: none;
                flex-direction: column;
                gap: 4px;
                padding: 12px 0;
                border-top: 1px solid var(--border);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                display: block;
                padding: 12px 16px;
                border-radius: 10px;
                text-align: center;
            }
            .menu-toggle {
                display: flex;
                margin-left: auto;
            }
            .logo {
                font-size: 18px;
            }
            .logo i {
                font-size: 20px;
            }
            .nav-cta {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 16px;
                gap: 6px;
            }
            .main-nav .container {
                gap: 12px;
            }
        }

        /* ===== 页面 hero ===== */
        .page-hero {
            position: relative;
            padding: 90px 0 70px;
            background: linear-gradient(135deg, #2b2350 0%, #4b2fd6 60%, #6a4cf5 100%);
            overflow: hidden;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
        }
        .page-hero::after {
            content: "";
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 122, 61, 0.25), transparent 70%);
            top: -100px;
            right: -100px;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            backdrop-filter: blur(8px);
            margin-bottom: 18px;
        }
        .hero-badge i {
            color: #ffd166;
        }
        .page-hero h1 {
            font-size: 48px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            max-width: 700px;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .page-hero h1 span {
            color: #ffd166;
        }
        .page-hero p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.7;
        }
        .hero-tags {
            display: flex;
            gap: 10px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .hero-tags a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 30px;
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            transition: var(--transition);
        }
        .hero-tags a:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }
        @media (max-width: 1024px) {
            .page-hero {
                padding: 60px 0 50px;
            }
            .page-hero h1 {
                font-size: 38px;
            }
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 50px 0 40px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero p {
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 25px;
            }
            .hero-tags a {
                padding: 6px 14px;
                font-size: 12px;
            }
        }

        /* ===== 实时状态条 ===== */
        .live-stats-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
            box-shadow: var(--shadow-sm);
        }
        .live-stats-bar .container {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .live-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #ff5f2e);
            color: #fff;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 700;
            white-space: nowrap;
        }
        .live-label i {
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.6;
                transform: scale(0.9);
            }
        }
        .live-stats-list {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex: 1;
        }
        .live-stats-list span {
            font-size: 13px;
            color: var(--text-muted);
            padding: 4px 12px;
            border-radius: 20px;
            background: var(--bg-light);
            white-space: nowrap;
        }
        .live-stats-list span strong {
            color: var(--primary);
            font-weight: 700;
        }
        .live-stats-list .hot {
            background: rgba(255, 122, 61, 0.1);
            color: var(--accent);
        }
        .live-stats-list .hot strong {
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .live-label {
                font-size: 12px;
            }
            .live-stats-list span {
                font-size: 12px;
                padding: 3px 10px;
            }
        }
        @media (max-width: 520px) {
            .live-stats-list {
                gap: 8px;
            }
            .live-stats-list span:nth-child(3) {
                display: none;
            }
        }

        /* ===== 活动板块通用 ===== */
        .section-padding {
            padding: 80px 0;
        }
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--bg-light);
            padding: 6px 18px;
            border-radius: 30px;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .section-head h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 50px 0;
            }
            .section-head h2 {
                font-size: 26px;
            }
        }
        @media (max-width: 520px) {
            .section-head h2 {
                font-size: 22px;
            }
        }

        /* ===== 活动类型导航 ===== */
        .activity-types {
            background: var(--bg-white);
            padding: 40px 0;
            border-bottom: 1px solid var(--border);
        }
        .activity-tabs {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .activity-tab {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--bg-light);
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid transparent;
            transition: var(--transition);
            cursor: pointer;
        }
        .activity-tab i {
            color: var(--primary);
        }
        .activity-tab:hover {
            background: var(--bg-white);
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .activity-tab.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 6px 18px rgba(106, 76, 245, 0.3);
        }
        .activity-tab.active i {
            color: #fff;
        }
        @media (max-width: 520px) {
            .activity-tab {
                padding: 8px 16px;
                font-size: 13px;
                gap: 6px;
            }
        }

        /* ===== 活动卡片 ===== */
        .activity-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 50px;
        }
        .activity-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .activity-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .activity-card-image {
            position: relative;
            height: 220px;
            overflow: hidden;
        }
        .activity-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .activity-card:hover .activity-card-image img {
            transform: scale(1.06);
        }
        .activity-card-image::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(27, 23, 53, 0.4), transparent 60%);
        }
        .activity-card-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(255, 255, 255, 0.95);
            color: var(--primary);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .activity-card-badge.hot {
            background: linear-gradient(135deg, var(--accent), #ff5f2e);
            color: #fff;
        }
        .activity-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .activity-card-price {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .activity-price-label {
            font-size: 13px;
            color: var(--text-muted);
        }
        .activity-price-value {
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
        }
        .activity-price-value small {
            font-size: 13px;
            font-weight: 500;
        }
        .activity-card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .activity-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.7;
        }
        .activity-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: auto;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border);
        }
        .activity-card-meta i {
            color: var(--primary-light);
        }
        .activity-card-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 16px;
            padding: 10px 16px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            background: var(--bg-light);
            color: var(--primary);
            transition: var(--transition);
            text-align: center;
        }
        .activity-card-btn:hover {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 6px 18px rgba(106, 76, 245, 0.3);
        }
        @media (max-width: 1024px) {
            .activity-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .activity-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .activity-card-image {
                height: 200px;
            }
            .activity-card-body {
                padding: 20px;
            }
        }
        @media (max-width: 520px) {
            .activity-card-body h3 {
                font-size: 18px;
            }
        }

        /* ===== 活动流程 ===== */
        .how-it-works {
            background: linear-gradient(135deg, var(--bg-deep) 0%, #2a2345 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .how-it-works::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
        }
        .how-it-works .container {
            position: relative;
            z-index: 2;
        }
        .how-it-works .section-head h2 {
            color: #fff;
        }
        .how-it-works .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }
        .how-it-works .section-tag {
            background: rgba(255, 255, 255, 0.1);
            color: #ffd166;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-top: 50px;
        }
        .step-item {
            text-align: center;
            padding: 30px 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }
        .step-item:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-5px);
        }
        .step-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: #fff;
            box-shadow: 0 8px 24px rgba(106, 76, 245, 0.4);
            position: relative;
        }
        .step-icon::after {
            content: attr(data-step);
            position: absolute;
            top: -4px;
            right: -4px;
            background: var(--accent);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid var(--bg-deep);
        }
        .step-item h4 {
            color: #fff;
            font-size: 18px;
            margin-bottom: 10px;
        }
        .step-item p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 数据看板 ===== */
        .stats-section {
            background: var(--bg-white);
            padding: 60px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .stats-item {
            text-align: center;
            padding: 30px 20px;
            border-radius: var(--radius-lg);
            background: var(--bg-light);
            border: 1px solid rgba(106, 76, 245, 0.1);
            transition: var(--transition);
        }
        .stats-item:hover {
            background: var(--bg-white);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .stats-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stats-number sup {
            font-size: 18px;
            vertical-align: super;
        }
        .stats-label {
            font-size: 14px;
            color: var(--text-muted);
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stats-number {
                font-size: 32px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-white);
            padding: 80px 0;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
            background: var(--bg-white);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 22px;
            display: flex;
            align-items: center;
            gap: 14px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-main);
            font-size: 16px;
            transition: var(--transition);
            user-select: none;
        }
        .faq-question i {
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-question .fa-chevron-down {
            margin-left: auto;
            color: var(--text-muted);
            font-size: 14px;
            transition: transform 0.3s ease;
        }
        .faq-answer {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            color: var(--text-body);
            font-size: 14px;
            line-height: 1.8;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }
        .faq-item.active {
            border-color: var(--primary);
        }
        .faq-item.active .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
            border-top: 1px solid var(--border);
            margin-top: 8px;
            padding-top: 14px;
        }
        @media (max-width: 768px) {
            .faq-section {
                padding: 50px 0;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 18px;
            }
            .faq-answer {
                padding: 0 18px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            top: -100px;
            left: -100px;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(255, 209, 102, 0.08);
            bottom: -150px;
            right: -100px;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-content h2 {
            color: #fff;
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .cta-content p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin-bottom: 30px;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: #fff;
            color: var(--primary);
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 30px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
            background: #f0f1ff;
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            padding: 13px 30px;
            font-size: 15px;
            font-weight: 500;
            border-radius: 30px;
            border: 2px solid rgba(255, 255, 255, 0.6);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 50px 0;
            }
            .cta-content h2 {
                font-size: 26px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 24px;
                font-size: 14px;
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 70px;
        }
        .footer .container {
            width: min(1200px, 92%);
            margin: 0 auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-about .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-about .logo i {
            background: linear-gradient(135deg, #fff, #ffd166);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .footer-about p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-links h4 {
            color: #fff;
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-links h4::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 26px;
            height: 3px;
            background: var(--primary-light);
            border-radius: 2px;
        }
        .footer-links ul li {
            margin-bottom: 10px;
        }
        .footer-links ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links ul li a i {
            font-size: 11px;
            color: var(--primary-light);
        }
        .footer-links ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom div:last-child i {
            color: #ffd166;
            margin-right: 4px;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .footer {
                padding-top: 50px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            padding: 18px 0;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb a {
            color: var(--primary);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary-dark);
        }
        .breadcrumb i {
            font-size: 11px;
            color: var(--text-light);
        }