/* roulang page: index */
:root {
  --primary: #0b1d3a;
  --primary-light: #17355c;
  --primary-dark: #071326;
  --accent: #f85a0c;
  --accent-hover: #e04f00;
  --accent-light: #fff0e8;
  --bg-light: #f4f6fb;
  --bg-white: #ffffff;
  --bg-dark: #0b1d3a;
  --text-dark: #152238;
  --text-body: #3d4f6b;
  --text-muted: #7a8a9e;
  --border: #e2e8f0;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-xs: 0 1px 3px rgba(11, 29, 58, .06);
  --shadow-sm: 0 2px 10px rgba(11, 29, 58, .08);
  --shadow-md: 0 6px 24px rgba(11, 29, 58, .10);
  --shadow-lg: 0 12px 40px rgba(11, 29, 58, .14);
  --transition: all .3s cubic-bezier(.4,0,.2,1);
  --space-sm: 16px;
  --space-md: 32px;
  --space-lg: 64px;
  --space-xl: 100px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

*, *::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); color: var(--text-body); line-height: 1.7; background: var(--bg-white); font-size: 16px; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, button, textarea { font-family: inherit; }
:focus-visible { outline: 3px solid rgba(248, 90, 12, .4); outline-offset: 2px; }

.grid-container { max-width: 1200px; width: 100%; margin: 0 auto; padding-left: 20px; padding-right: 20px; }

/* 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; line-height: 1.4; white-space: nowrap; transition: var(--transition); border: none; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 4px 16px rgba(248, 90, 12, .28); }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(248, 90, 12, .36); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-white { background: #fff; color: var(--primary); box-shadow: var(--shadow-md); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 16px 40px; font-size: 17px; }

/* 徽章标签 */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 14px; border-radius: 50px; font-size: 13px; font-weight: 600; background: var(--accent-light); color: var(--accent); }
.badge-primary { background: rgba(11, 29, 58, .08); color: var(--primary); }
.badge-outline { background: transparent; border: 1px solid var(--border); color: var(--text-body); }

/* 头部导航 */
.site-header { position: sticky; top: 0; z-index: 999; background: rgba(255, 255, 255, .94); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid rgba(226, 232, 240, .8); }
.site-header .grid-container { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.logo { display: flex; flex-direction: column; line-height: 1.2; }
.logo-main { font-size: 24px; font-weight: 800; color: var(--primary); letter-spacing: .5px; }
.logo-sub { font-size: 11px; font-weight: 500; color: var(--accent); letter-spacing: 2px; }
.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-list a { position: relative; display: inline-block; padding: 8px 16px; font-size: 15px; font-weight: 500; color: var(--text-body); border-radius: 8px; transition: var(--transition); }
.nav-list a::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 0; height: 3px; border-radius: 3px; background: var(--accent); transition: var(--transition); }
.nav-list a:hover, .nav-list a.active { color: var(--primary); }
.nav-list a:hover::after, .nav-list a.active::after { width: 24px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.search-btn { width: 40px; height: 40px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--bg-light); color: var(--primary); font-size: 15px; transition: var(--transition); }
.search-btn:hover { background: var(--primary); color: #fff; }
.menu-toggle { display: none; width: 40px; height: 40px; border-radius: 10px; background: var(--bg-light); color: var(--primary); font-size: 18px; align-items: center; justify-content: center; }

/* Hero */
.hero { position: relative; background: linear-gradient(135deg, #f0f4fa 0%, #e4ecf5 50%, #f8f9fc 100%); overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') no-repeat center center/cover; opacity: .18; z-index: 0; }
.hero::after { content: ''; position: absolute; top: -80px; right: -80px; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(248, 90, 12, .10), transparent 70%); z-index: 0; }
.hero .grid-container { position: relative; z-index: 1; padding-top: 80px; padding-bottom: 100px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 18px; border-radius: 50px; background: rgba(255, 255, 255, .8); backdrop-filter: blur(8px); border: 1px solid rgba(255, 255, 255, .9); box-shadow: var(--shadow-sm); color: var(--primary); font-size: 13px; font-weight: 600; }
.hero h1 { font-size: 56px; font-weight: 900; color: var(--primary); line-height: 1.15; margin: 24px 0 20px; letter-spacing: 1px; }
.hero h1 .accent { color: var(--accent); }
.hero-desc { font-size: 17px; color: var(--text-body); line-height: 1.8; max-width: 560px; margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
.hero-visual { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); transform: rotate(2deg); transition: var(--transition); }
.hero-visual:hover { transform: rotate(0) scale(1.02); }
.hero-visual img { width: 100%; height: 420px; object-fit: cover; }
.hero-visual::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11, 29, 58, .35)); }
.hero-tag { position: absolute; bottom: 18px; left: 18px; right: 18px; display: flex; align-items: center; justify-content: space-between; color: #fff; z-index: 1; }
.hero-tag span { background: rgba(248, 90, 12, .9); padding: 6px 14px; border-radius: 50px; font-size: 12px; font-weight: 700; }

/* 数据统计 */
.stats-section { background: var(--primary); position: relative; overflow: hidden; padding: 48px 0; }
.stats-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') no-repeat center center/cover; opacity: .10; }
.stats-wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; position: relative; z-index: 1; }
.stat-item { text-align: center; color: #fff; }
.stat-num { font-size: 48px; font-weight: 900; line-height: 1.2; display: block; letter-spacing: 1px; }
.stat-num i { font-style: normal; color: var(--accent); margin-right: 2px; }
.stat-label { font-size: 14px; color: rgba(255, 255, 255, .7); margin-top: 8px; letter-spacing: 2px; }

/* 板块通用 */
.section { padding: var(--space-xl) 0; }
.section-alt { background: var(--bg-light); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head .section-tag { display: inline-block; padding: 4px 16px; border-radius: 50px; background: var(--accent-light); color: var(--accent); font-size: 13px; font-weight: 600; margin-bottom: 16px; }
.section-head h2 { font-size: 38px; font-weight: 800; color: var(--primary); line-height: 1.3; margin-bottom: 12px; }
.section-head p { font-size: 16px; color: var(--text-body); line-height: 1.7; }

/* 核心优势 */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card { background: var(--bg-white); border-radius: var(--radius-lg); padding: 36px 30px; border: 1px solid var(--border); box-shadow: var(--shadow-xs); transition: var(--transition); position: relative; overflow: hidden; }
.feature-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--accent), #ffa26b); transform: scaleX(0); transform-origin: left; transition: var(--transition); }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon { width: 64px; height: 64px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 26px; background: var(--accent-light); color: var(--accent); margin-bottom: 20px; }
.feature-card h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.feature-card p { font-size: 14px; line-height: 1.7; color: var(--text-body); }
.feature-card .feature-list { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.feature-card .feature-list li { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-body); }
.feature-card .feature-list i { color: var(--accent); font-size: 13px; }

/* 分类入口 */
.categories-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.category-card { border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-white); box-shadow: var(--shadow-sm); transition: var(--transition); position: relative; }
.category-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.category-card .category-img { height: 220px; overflow: hidden; position: relative; }
.category-card .category-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.category-card:hover .category-img img { transform: scale(1.08); }
.category-card .category-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11, 29, 58, .65)); }
.category-card .category-body { padding: 24px; }
.category-card .category-body h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.category-card .category-body p { font-size: 14px; color: var(--text-body); line-height: 1.6; margin-bottom: 16px; }
.category-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 14px; color: var(--accent); }
.category-link i { transition: transform .3s ease; }
.category-link:hover i { transform: translateX(4px); }

/* 最新资讯 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.news-card { background: var(--bg-white); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-xs); transition: var(--transition); height: 100%; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(248, 90, 12, .25); }
.news-card .news-thumb { height: 180px; overflow: hidden; position: relative; }
.news-card .news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-card .news-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.news-cat { display: inline-block; padding: 3px 12px; border-radius: 50px; background: var(--accent-light); color: var(--accent); font-size: 12px; font-weight: 600; margin-bottom: 10px; align-self: flex-start; }
.news-title { font-size: 17px; font-weight: 700; color: var(--primary); line-height: 1.5; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-excerpt { font-size: 14px; color: var(--text-body); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.news-meta { display: flex; align-items: center; gap: 12px; margin-top: 16px; font-size: 13px; color: var(--text-muted); }
.news-meta i { color: var(--accent); }
.empty-tip { text-align: center; padding: 60px 30px; background: var(--bg-white); border-radius: var(--radius-lg); border: 1px dashed var(--border); font-size: 15px; color: var(--text-muted); }

/* 热度榜 */
.trending-section { background: var(--bg-dark); position: relative; overflow: hidden; }
.trending-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') no-repeat center center/cover; opacity: .12; }
.trending-wrap { position: relative; z-index: 1; }
.trending-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 40px; color: #fff; }
.trending-head h2 { font-size: 34px; font-weight: 800; }
.trending-head p { color: rgba(255, 255, 255, .65); font-size: 14px; }
.trending-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.trend-item { background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .08); border-radius: var(--radius-lg); padding: 24px; backdrop-filter: blur(8px); transition: var(--transition); display: flex; gap: 16px; align-items: flex-start; }
.trend-item:hover { background: rgba(255, 255, 255, .09); transform: translateY(-4px); }
.trend-rank { font-size: 36px; font-weight: 900; color: var(--accent); line-height: 1; flex-shrink: 0; }
.trend-content h3 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 6px; line-height: 1.4; }
.trend-content p { color: rgba(255, 255, 255, .5); font-size: 13px; line-height: 1.6; }
.trend-tag { display: inline-block; margin-top: 10px; padding: 3px 10px; border-radius: 50px; background: rgba(248, 90, 12, .2); color: #ffa26b; font-size: 11px; font-weight: 600; }

/* 图文看点 */
.spotlight-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.spotlight-main { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 420px; box-shadow: var(--shadow-md); }
.spotlight-main img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; transition: transform .6s ease; }
.spotlight-main:hover img { transform: scale(1.03); }
.spotlight-main::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(11, 29, 58, .85)); }
.spotlight-content { position: absolute; bottom: 0; left: 0; right: 0; padding: 36px; z-index: 1; color: #fff; }
.spotlight-content .spot-tag { display: inline-block; padding: 4px 14px; border-radius: 50px; background: var(--accent); font-size: 12px; font-weight: 600; margin-bottom: 12px; }
.spotlight-content h3 { font-size: 26px; font-weight: 700; line-height: 1.4; margin-bottom: 10px; }
.spotlight-content p { font-size: 14px; color: rgba(255, 255, 255, .8); line-height: 1.6; max-width: 420px; }
.spotlight-side { display: flex; flex-direction: column; gap: 20px; }
.spotlight-card { display: flex; gap: 20px; background: var(--bg-white); border-radius: var(--radius-lg); padding: 16px; border: 1px solid var(--border); transition: var(--transition); box-shadow: var(--shadow-xs); }
.spotlight-card:hover { transform: translateX(6px); box-shadow: var(--shadow-md); }
.spotlight-card img { width: 140px; height: 110px; object-fit: cover; border-radius: 10px; flex-shrink: 0; }
.spotlight-card .card-content { display: flex; flex-direction: column; justify-content: center; }
.spotlight-card .card-content .stb-tag { font-size: 12px; color: var(--accent); font-weight: 600; margin-bottom: 6px; }
.spotlight-card .card-content h4 { font-size: 16px; color: var(--primary); font-weight: 600; line-height: 1.4; margin-bottom: 6px; }
.spotlight-card .card-content p { font-size: 13px; color: var(--text-muted); line-height: 1.5; }

/* FAQ */
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-lg); margin-bottom: 16px; overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: rgba(248, 90, 12, .3); }
.faq-item.active { box-shadow: var(--shadow-md); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 22px 28px; cursor: pointer; font-size: 17px; font-weight: 600; color: var(--primary); transition: var(--transition); }
.faq-question .faq-icon { width: 30px; height: 30px; border-radius: 50%; background: var(--bg-light); display: flex; align-items: center; justify-content: center; font-size: 14px; color: var(--accent); transition: var(--transition); flex-shrink: 0; }
.faq-item.active .faq-icon { background: var(--accent); color: #fff; transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s ease; padding: 0 28px; }
.faq-item.active .faq-answer { max-height: 400px; padding: 0 28px 22px; }
.faq-answer p { font-size: 15px; line-height: 1.7; color: var(--text-body); }

/* CTA */
.cta-section { background: var(--primary); position: relative; overflow: hidden; padding: 80px 0; text-align: center; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') no-repeat center center/cover; opacity: .12; }
.cta-section::after { content: ''; position: absolute; top: -100px; right: -100px; width: 300px; height: 300px; border-radius: 50%; background: rgba(248, 90, 12, .15); filter: blur(30px); }
.cta-content { position: relative; z-index: 1; max-width: 680px; margin: 0 auto; color: #fff; }
.cta-content h2 { font-size: 38px; font-weight: 800; margin-bottom: 16px; }
.cta-content p { font-size: 16px; color: rgba(255, 255, 255, .7); margin-bottom: 32px; line-height: 1.7; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* 页脚 */
.site-footer { background: var(--primary-dark); color: rgba(255, 255, 255, .7); padding: 64px 0 0; }
.footer-top { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.footer-brand { max-width: 320px; }
.footer-brand .logo-main { color: #fff; }
.footer-brand .logo-sub { color: var(--accent); }
.footer-brand p { font-size: 14px; line-height: 1.7; margin-top: 16px; }
.footer-links { display: flex; gap: 80px; flex-wrap: wrap; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(255, 255, 255, .55); transition: var(--transition); }
.footer-col ul a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; padding: 24px 0; font-size: 13px; color: rgba(255, 255, 255, .4); }
.footer-bottom a { color: rgba(255, 255, 255, .4); }
.footer-bottom a:hover { color: var(--accent); }

/* 移动端导航 */
@media (max-width: 1024px) {
  .nav-list a { padding: 8px 12px; font-size: 14px; }
  .stats-wrap { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .trending-list { grid-template-columns: repeat(1, 1fr); gap: 16px; }
  .hero h1 { font-size: 44px; }
  .spotlight-grid { grid-template-columns: 1fr; }
  .spotlight-main { min-height: 360px; }
}

@media (max-width: 768px) {
  .site-header .grid-container { height: 64px; }
  .main-nav { position: fixed; top: 64px; left: -100%; width: 100%; height: calc(100vh - 64px); background: var(--bg-white); flex-direction: column; padding: 24px; transition: left .3s ease; z-index: 998; overflow-y: auto; }
  .main-nav.open { left: 0; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 8px; width: 100%; }
  .nav-list a { display: block; padding: 14px 12px; font-size: 16px; border-radius: 12px; border-bottom: 1px solid var(--border); }
  .nav-list a::after { display: none; }
  .nav-list a:hover, .nav-list a.active { background: var(--bg-light); color: var(--primary); }
  .menu-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }
  .hero .grid-container { padding-top: 48px; padding-bottom: 64px; }
  .hero h1 { font-size: 34px; }
  .hero-visual img { height: 280px; }
  .section { padding: 56px 0; }
  .section-head { margin-bottom: 36px; }
  .section-head h2 { font-size: 28px; }
  .features-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .stats-wrap { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-num { font-size: 36px; }
  .spotlight-card { flex-direction: column; }
  .spotlight-card img { width: 100%; height: 160px; }
  .trending-head { flex-direction: column; gap: 12px; text-align: center; }
  .footer-top { flex-direction: column; gap: 32px; }
  .footer-links { gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .spotlight-content { padding: 24px; }
  .spotlight-content h3 { font-size: 20px; }
  .cta-content h2 { font-size: 28px; }
}

@media (max-width: 520px) {
  .hero h1 { font-size: 28px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .btn-lg { padding: 14px 28px; }
  .stats-wrap { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .stat-num { font-size: 30px; }
  .stat-label { font-size: 12px; }
  .section-head h2 { font-size: 24px; }
  .trend-item { flex-direction: column; }
  .trend-rank { font-size: 28px; }
  .faq-question { font-size: 15px; padding: 16px 20px; }
  .faq-answer { padding: 0 20px; }
  .faq-item.active .faq-answer { padding: 0 20px 16px; }
  .cta-content h2 { font-size: 24px; }
}

/* roulang page: article */
:root {
  --primary: #1e3a5f;
  --primary-light: #2962ff;
  --primary-lighter: #e8f0fe;
  --accent: #00c9a7;
  --accent-hover: #00b393;
  --accent-orange: #ff6b35;
  --accent-orange-hover: #e85d2a;
  --dark: #0f172a;
  --ink: #1e293b;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-faint: #94a3b8;
  --bg-body: #f0f4f9;
  --bg-section: #ffffff;
  --bg-soft: #f8fafc;
  --bg-dark-section: #0f172a;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(15,23,42,.06);
  --shadow-md: 0 8px 24px rgba(15,23,42,.08);
  --shadow-lg: 0 20px 48px rgba(15,23,42,.12);
  --shadow-accent: 0 8px 24px rgba(0,201,167,.25);
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 32px;
  --space-lg: 56px;
  --space-xl: 80px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
*, *::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-body);
  line-height: 1.7;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-light); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--accent); }
button { font-family: inherit; cursor: pointer; }
ul, ol { list-style: none; }
::selection { background: rgba(0,201,167,.25); }
:focus-visible { outline: 3px solid rgba(41,98,255,.4); outline-offset: 2px; }

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--primary-light));
  z-index: 9999;
  border-radius: 0 4px 4px 0;
  transition: width .1s linear;
}

.site-header {
  background: rgba(30, 58, 95, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 24px rgba(15,23,42,.18);
}
.site-header .grid-container {
  max-width: 1280px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-shrink: 0;
}
.logo-main {
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: .5px;
}
.logo-sub {
  font-size: .82rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  letter-spacing: 1px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
}
.main-nav .nav-list {
  display: flex;
  gap: 4px;
  align-items: center;
}
.main-nav .nav-list li a {
  display: inline-block;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  color: rgba(255,255,255,.82);
  font-size: .92rem;
  font-weight: 500;
  transition: all .25s ease;
}
.main-nav .nav-list li a:hover {
  color: #ffffff;
  background: rgba(255,255,255,.12);
}
.main-nav .nav-list li a.active {
  color: #fff;
  background: var(--accent);
  box-shadow: var(--shadow-accent);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.search-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.16);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .25s ease;
}
.search-btn:hover {
  background: rgba(255,255,255,.22);
  border-color: rgba(255,255,255,.3);
}
.header-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent), #00a88f);
  color: #fff;
  font-size: .9rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  transition: all .25s ease;
  box-shadow: var(--shadow-accent);
}
.header-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,201,167,.35);
  color: #fff;
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.16);
  color: #fff;
  font-size: 1.15rem;
  align-items: center;
  justify-content: center;
  transition: all .25s;
}
.menu-toggle:hover { background: rgba(255,255,255,.2); }

.article-hero {
  position: relative;
  padding: 70px 0 60px;
  color: #fff;
  overflow: hidden;
}
.article-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.article-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,.86) 0%, rgba(30,58,95,.72) 50%, rgba(0,201,167,.38) 100%);
}
.article-hero-content {
  position: relative;
  z-index: 2;
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: .88rem;
  color: rgba(255,255,255,.75);
}
.breadcrumb-nav a {
  color: rgba(255,255,255,.85);
  transition: color .2s;
}
.breadcrumb-nav a:hover { color: var(--accent); }
.breadcrumb-nav .separator { opacity: .5; }
.breadcrumb-nav .current { color: var(--accent); font-weight: 600; }
.article-cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.22);
  color: #fff;
  font-size: .84rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
  backdrop-filter: blur(8px);
}
.article-cat-badge i { color: var(--accent); }
.article-hero-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  max-width: 880px;
  text-shadow: 0 2px 20px rgba(0,0,0,.25);
  margin-bottom: 20px;
}
.article-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: .88rem;
  color: rgba(255,255,255,.75);
}
.article-meta-row .meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.article-meta-row .meta-item i { color: var(--accent); }

.article-main-section {
  padding: var(--space-lg) 0 var(--space-xl);
}
.article-main-card {
  background: var(--bg-section);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 40px 44px;
  border: 1px solid var(--border-light);
  margin-top: -40px;
  position: relative;
  z-index: 3;
}
.article-chapter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: linear-gradient(90deg, rgba(0,201,167,.1), rgba(41,98,255,.06));
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: .84rem;
  color: var(--text-muted);
  border-left: 3px solid var(--accent);
}
.article-chapter-bar .progress-fill {
  flex: 1;
  height: 4px;
  background: rgba(0,201,167,.15);
  border-radius: 4px;
  overflow: hidden;
}
.article-chapter-bar .progress-fill span {
  display: block;
  height: 100%;
  width: 30%;
  background: linear-gradient(90deg, var(--accent), var(--primary-light));
  border-radius: 4px;
}
.article-body {
  font-size: 1.02rem;
  line-height: 1.95;
  color: var(--text-body);
}
.article-body h2 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary);
  margin: 36px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--accent);
}
.article-body h3 {
  font-size: 1.16rem;
  font-weight: 700;
  color: var(--primary);
  margin: 26px 0 10px;
}
.article-body p {
  margin-bottom: 18px;
}
.article-body ul, .article-body ol {
  margin: 16px 0 20px;
  padding-left: 8px;
}
.article-body ul li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 8px;
}
.article-body ul li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--primary-light));
}
.article-body ol li {
  counter-increment: list-counter;
  position: relative;
  padding-left: 32px;
  margin-bottom: 8px;
}
.article-body ol {
  counter-reset: list-counter;
}
.article-body ol li::before {
  content: counter(list-counter);
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(0,201,167,.12);
  color: var(--primary-light);
  font-size: .78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.article-body img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin: 24px 0;
}
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: var(--bg-soft);
  padding: 18px 22px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-style: italic;
  margin: 24px 0;
  position: relative;
}
.article-body blockquote::before {
  content: '\201C';
  font-size: 2.4rem;
  color: var(--accent);
  position: absolute;
  top: -6px;
  left: 12px;
  font-style: normal;
}
.article-body a {
  color: var(--primary-light);
  border-bottom: 1px dashed rgba(41,98,255,.4);
  transition: all .2s;
}
.article-body a:hover {
  color: var(--accent-hover);
  border-bottom-color: var(--accent);
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.article-body th, .article-body td {
  border: 1px solid var(--border);
  padding: 12px 14px;
  text-align: left;
}
.article-body th {
  background: rgba(30,58,95,.06);
  font-weight: 600;
  color: var(--primary);
}

.article-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
}
.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  font-size: .82rem;
  color: var(--text-muted);
  transition: all .25s;
}
.tag-badge:hover {
  background: rgba(0,201,167,.08);
  border-color: var(--accent);
  color: var(--accent-hover);
}
.tag-badge i { color: var(--accent); font-size: .7rem; }

.not-found-box {
  text-align: center;
  padding: 70px 30px;
}
.not-found-box i {
  font-size: 3.4rem;
  color: var(--accent);
  margin-bottom: 20px;
  display: inline-block;
}
.not-found-box h2 {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.not-found-box p {
  color: var(--text-muted);
  margin-bottom: 24px;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: var(--radius-pill);
  font-size: .95rem;
  font-weight: 600;
  transition: all .3s ease;
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #fff;
  box-shadow: 0 8px 20px rgba(41,98,255,.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(41,98,255,.35);
  color: #fff;
}
.btn-accent {
  background: linear-gradient(135deg, var(--accent), #00a88f);
  color: #fff;
  box-shadow: 0 8px 20px rgba(0,201,167,.25);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,201,167,.35);
  color: #fff;
}
.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 8px 20px rgba(0,0,0,.12);
}
.btn-light:hover { transform: translateY(-2px); color: var(--primary); box-shadow: 0 12px 28px rgba(0,0,0,.18); }
.btn-ghost {
  background: transparent;
  border: 2px solid rgba(255,255,255,.6);
  color: #fff;
}
.btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.08); transform: translateY(-2px); }

.sidebar-card {
  background: var(--bg-section);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  padding: 26px;
  margin-bottom: 24px;
  transition: box-shadow .3s ease;
}
.sidebar-card:hover { box-shadow: var(--shadow-md); }
.sidebar-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.sidebar-card-header i {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(255,107,53,.14), rgba(255,107,53,.08));
  color: var(--accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .95rem;
}
.sidebar-card-header h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--primary);
}

.hot-list li {
  border-bottom: 1px dashed var(--border-light);
  padding: 10px 0;
}
.hot-list li:last-child { border-bottom: none; }
.hot-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-body);
  transition: all .2s;
}
.hot-list a:hover { color: var(--primary-light); transform: translateX(4px); }
.hot-num {
  font-size: .85rem;
  font-weight: 800;
  color: var(--text-faint);
  min-width: 24px;
  text-align: center;
}
.hot-list li:nth-child(1) .hot-num { color: var(--accent-orange); }
.hot-list li:nth-child(2) .hot-num { color: var(--accent); }
.hot-list li:nth-child(3) .hot-num { color: var(--primary-light); }
.hot-text {
  font-size: .88rem;
  line-height: 1.5;
  flex: 1;
}

.sidebar-cat-list li {
  margin-bottom: 8px;
}
.sidebar-cat-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  color: var(--text-body);
  font-weight: 500;
  font-size: .92rem;
  transition: all .25s;
}
.sidebar-cat-list a:hover {
  background: rgba(0,201,167,.08);
  border-color: var(--accent);
  color: var(--accent-hover);
  transform: translateX(4px);
}
.sidebar-cat-list a i {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(41,98,255,.1);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
}

.sidebar-cta-card {
  background: linear-gradient(135deg, var(--primary) 0%, #2d4a77 60%, rgba(0,201,167,.35) 130%);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.sidebar-cta-card::before {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.sidebar-cta-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.sidebar-cta-card p {
  font-size: .86rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 18px;
  line-height: 1.6;
}

.related-section {
  background: var(--bg-soft);
  padding: var(--space-xl) 0;
}
.section-head {
  text-align: center;
  margin-bottom: 44px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}
.section-head p {
  color: var(--text-muted);
  font-size: .95rem;
  max-width: 600px;
  margin: 0 auto;
}
.section-head h2 span {
  color: var(--accent);
}

.vertical-card {
  display: block;
  background: var(--bg-section);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all .35s ease;
  height: 100%;
}
.vertical-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.vertical-card-cover {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.vertical-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.vertical-card:hover .vertical-card-cover img {
  transform: scale(1.06);
}
.vertical-card-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15,23,42,.35));
}
.play-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
  border: 2px solid rgba(255,255,255,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: .95rem;
  z-index: 2;
  transition: all .3s ease;
}
.vertical-card:hover .play-badge {
  background: var(--accent);
  border-color: var(--accent);
  transform: translate(-50%, -50%) scale(1.08);
}
.vertical-card-body {
  padding: 22px 20px;
}
.vertical-card-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.vertical-card-body p {
  font-size: .84rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 14px;
}
.card-link {
  font-size: .84rem;
  font-weight: 600;
  color: var(--primary-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .25s ease;
}
.vertical-card:hover .card-link { gap: 10px; color: var(--accent-hover); }

.cta-section {
  position: relative;
  padding: var(--space-xl) 0;
  background: var(--bg-dark-section);
  overflow: hidden;
  color: #fff;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,201,167,.22), transparent 70%);
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,98,255,.2), transparent 70%);
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  backdrop-filter: blur(8px);
}
.cta-text h2 {
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  margin-bottom: 10px;
}
.cta-text p {
  color: rgba(255,255,255,.7);
  font-size: .95rem;
  max-width: 560px;
}
.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.faq-section {
  padding: var(--space-xl) 0;
}
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-section);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease;
}
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  padding: 20px 22px;
  font-size: .98rem;
  font-weight: 600;
  color: var(--primary);
  text-align: left;
  transition: background .25s;
}
.faq-question i {
  color: var(--accent);
  transition: transform .3s ease;
  font-size: .8rem;
}
.faq-item.active .faq-question i {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
  border-top: 0 solid var(--border-light);
}
.faq-answer-inner {
  padding: 0 22px 22px;
  color: var(--text-muted);
  font-size: .92rem;
  line-height: 1.8;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  border-top-width: 1px;
}

.site-footer {
  background: #0c1829;
  color: rgba(255,255,255,.7);
  padding: 64px 0 30px;
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 50px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 24px;
}
.footer-brand {
  flex: 1;
  min-width: 260px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(255,255,255,.55);
  max-width: 360px;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  flex: 2;
}
.footer-col h4 {
  font-size: .95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 26px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-col ul li {
  margin-bottom: 8px;
}
.footer-col ul li a {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  transition: all .25s;
}
.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: .84rem;
  color: rgba(255,255,255,.4);
}

@media (max-width: 1024px) {
  .header-inner { gap: 12px; }
  .main-nav { position: fixed; top: 72px; left: 0; right: 0; background: rgba(30,58,95,.98); padding: 16px 20px; max-height: 0; overflow: hidden; transition: max-height .35s ease; border-bottom: 1px solid rgba(255,255,255,.08); }
  .main-nav.nav-open { max-height: 320px; overflow-y: auto; }
  .main-nav .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }
  .main-nav .nav-list li a { display: block; padding: 12px 16px; text-align: center; }
  .menu-toggle { display: flex; }
  .article-main-card { padding: 30px 26px; }
  .cta-inner { padding: 34px 30px; }
}
@media (max-width: 768px) {
  .site-header { top: 0; }
  .header-inner { min-height: 64px; }
  .header-btn { display: none; }
  .logo-main { font-size: 1.25rem; }
  .logo-sub { font-size: .72rem; padding: 1px 8px; }
  .article-hero { padding: 50px 0 40px; }
  .article-main-card { margin-top: -20px; padding: 24px 18px; border-radius: 14px; }
  .article-hero-title { font-size: 1.6rem; }
  .article-meta-row { gap: 12px; font-size: .82rem; }
  .article-body { font-size: .96rem; line-height: 1.85; }
  .related-section .cell { margin-bottom: 20px; }
  .cta-inner { flex-direction: column; align-items: flex-start; padding: 28px 22px; }
  .footer-top { gap: 32px; }
  .footer-links { gap: 28px; }
}
@media (max-width: 520px) {
  .article-hero { padding: 40px 0 30px; }
  .article-hero-title { font-size: 1.35rem; }
  .breadcrumb-nav { font-size: .8rem; }
  .article-meta-row { gap: 8px 14px; font-size: .78rem; }
  .article-main-card { padding: 20px 16px; }
  .article-body h2 { font-size: 1.2rem; }
  .article-body blockquote { padding: 14px 16px; font-size: .9rem; }
  .sidebar-card { padding: 20px; }
  .cta-actions .btn { width: 100%; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: category1 */
:root {
    --primary: #0b1f3a;
    --primary-light: #16324f;
    --accent: #ff6b35;
    --accent-dark: #e85520;
    --gold: #ffc247;
    --bg: #f4f6fa;
    --bg-white: #ffffff;
    --bg-dark: #0b1f3a;
    --text: #17283b;
    --text-light: #5b6c7e;
    --border: #e3e8ef;
    --radius: 18px;
    --radius-sm: 10px;
    --shadow: 0 12px 40px rgba(11, 31, 58, 0.10);
    --shadow-sm: 0 5px 18px rgba(11, 31, 58, 0.06);
    --transition: all 0.25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; border: none; outline: none; }
.grid-container { max-width: 1200px; padding-left: 22px; padding-right: 22px; }
::-moz-selection { background: rgba(255,107,53,0.25); }
::selection { background: rgba(255,107,53,0.25); }

/* ===== Header / Nav ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.92);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 20px;
}
.logo {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    flex-shrink: 0;
}
.logo-main {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
}
.logo-sub {
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 3px;
    font-weight: 700;
}
.nav-list {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-list a {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 40px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
}
.nav-list a:hover {
    background: rgba(11,31,58,0.05);
    color: var(--primary);
}
.nav-list a.active {
    background: var(--primary);
    color: #fff;
}
.header-extra {
    display: flex;
    align-items: center;
    gap: 10px;
}
.header-search {
    display: flex;
    align-items: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 40px;
    padding: 7px 14px;
    gap: 8px;
    transition: var(--transition);
}
.header-search input {
    background: transparent;
    border: none;
    width: 110px;
    font-size: 14px;
    color: var(--text);
}
.header-search input:focus { outline: none; }
.header-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.12);
}
.header-search i {
    color: var(--text-light);
    font-size: 14px;
}
.nav-toggle {
    display: none;
    background: var(--primary);
    color: #fff;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
}
.nav-toggle:hover { background: var(--accent); }

/* ===== Category Hero ===== */
.category-hero {
    position: relative;
    background-color: var(--bg-dark);
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    padding: 90px 0 80px;
    overflow: hidden;
    color: #fff;
}
.category-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(11,31,58,0.96) 0%, rgba(11,31,58,0.78) 45%, rgba(11,31,58,0.45) 100%);
    pointer-events: none;
}
.hero-content {
    position: relative;
    z-index: 2;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.16);
    border: 1px solid rgba(255,255,255,0.25);
    padding: 6px 16px;
    border-radius: 40px;
    font-size: 13px;
    letter-spacing: 1px;
    font-weight: 600;
    color: #f5d5b8;
    backdrop-filter: blur(6px);
}
.hero-badge i { color: var(--gold); }
.category-hero h1 {
    font-size: 52px;
    font-weight: 900;
    line-height: 1.15;
    margin: 20px 0 14px;
    letter-spacing: 2px;
}
.hero-desc {
    max-width: 560px;
    font-size: 17px;
    color: rgba(255,255,255,0.82);
    margin-bottom: 32px;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    padding: 13px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 15px;
    box-shadow: 0 8px 24px rgba(255,107,53,0.35);
    transition: var(--transition);
}
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(255,107,53,0.42); }
.btn-primary:focus-visible { outline: 3px solid rgba(255,183,140,0.6); outline-offset: 2px; }
.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.5);
    padding: 12px 26px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
}
.btn-ghost:hover { background: rgba(255,255,255,0.15); border-color: #fff; transform: translateY(-2px); }
.hero-covers {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: flex-end;
    gap: 20px;
    padding: 20px 0;
}
.cover-card {
    width: 190px;
    border-radius: 22px;
    overflow: hidden;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.22);
    box-shadow: 0 24px 60px rgba(0,0,0,0.35);
    position: relative;
    transition: var(--transition);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.cover-card img { width: 100%; height: 250px; object-fit: cover; }
.cover-card-1 { transform: rotate(-3deg) translateY(10px); }
.cover-card-2 { transform: rotate(4deg) translateY(-6px); }
.cover-card:hover { transform: rotate(0deg) translateY(-4px) scale(1.02); }
.cover-card .cover-badge {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(11,31,58,0.85);
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(4px);
}
.hero-scroll {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.6);
    font-size: 20px;
    animation: bounce 2s infinite;
    z-index: 3;
}
@keyframes bounce {
    0%,100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== Section Common ===== */
.section-block {
    padding: 80px 0;
}
.section-block-alt {
    background: var(--bg-white);
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
}
.section-head h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    margin-top: 6px;
}
.section-sub {
    color: var(--text-light);
    font-size: 16px;
    max-width: 420px;
}
.section-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-weight: 700;
    font-size: 15px;
    padding: 8px 18px;
    border: 1px solid rgba(255,107,53,0.25);
    border-radius: 40px;
    transition: var(--transition);
}
.section-link:hover { background: rgba(255,107,53,0.08); transform: translateX(-2px); }

/* ===== Stats ===== */
.stats-section {
    margin-top: -42px;
    position: relative;
    z-index: 10;
    padding: 0 22px;
}
.stats-grid {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 34px 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.stat-item {
    text-align: center;
    padding: 16px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.stat-item:hover { background: var(--bg); transform: translateY(-3px); }
.stat-num {
    font-size: 38px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}
.stat-num span { color: var(--accent); }
.stat-label {
    margin-top: 10px;
    color: var(--text-light);
    font-size: 14px;
}

/* ===== Trending 热度榜 ===== */
.trending-section {
    padding: 40px 0 80px;
}
.trending-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 18px 22px;
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 16px;
    border: 1px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.trending-card:hover { border-color: rgba(255,107,53,0.2); box-shadow: var(--shadow); transform: translateY(-3px); }
.trending-rank {
    font-size: 28px;
    font-weight: 900;
    color: var(--border);
    width: 55px;
    text-align: center;
    font-style: italic;
    letter-spacing: -1px;
}
.trending-card:nth-child(1) .trending-rank { color: var(--gold); }
.trending-card:nth-child(2) .trending-rank { color: #a8b8cc; }
.trending-card:nth-child(3) .trending-rank { color: #d2946e; }
.trending-info { flex: 1; }
.trending-name {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}
.trending-tag {
    background: rgba(255,107,53,0.12);
    color: var(--accent);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}
.trending-desc {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 4px;
}
.trending-score {
    min-width: 130px;
    text-align: right;
}
.trending-score .score-num {
    font-size: 22px;
    font-weight: 900;
    color: var(--primary);
}
.trending-score .score-label {
    font-size: 12px;
    color: var(--text-light);
    margin-left: 4px;
}
.score-track {
    height: 6px;
    background: var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin-top: 6px;
}
.score-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--gold));
    border-radius: 8px;
    transition: width 0.8s ease;
}

/* ===== News Grid ===== */
.news-section { padding: 80px 0; background: var(--bg-white); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.news-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(255,107,53,0.18); }
.news-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}
.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(11,31,58,0.35));
    pointer-events: none;
}
.news-tag-top {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(11,31,58,0.85);
    color: #fff;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 2;
    backdrop-filter: blur(4px);
}
.news-date-top {
    position: absolute;
    right: 14px;
    bottom: 14px;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    background: rgba(0,0,0,0.35);
    padding: 3px 12px;
    border-radius: 20px;
    backdrop-filter: blur(4px);
    z-index: 2;
}
.news-content {
    padding: 20px 22px 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}
.news-content h3 {
    font-size: 18px;
    font-weight: 800;
    line-height: 1.4;
    color: var(--text);
    transition: var(--transition);
}
.news-content h3 a:hover { color: var(--accent); }
.news-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    flex: 1;
}
.news-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
    font-size: 13px;
}
.news-meta i { color: var(--accent); }

/* ===== Feature 专题 ===== */
.feature-section {
    padding: 80px 0;
    background: var(--bg-dark);
    color: #fff;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.feature-section .section-eyebrow { color: var(--gold); }
.feature-section .section-head h2 { color: #fff; }
.feature-section .section-sub { color: rgba(255,255,255,0.72); }
.feature-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}
.feature-media {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 70px rgba(0,0,0,0.4);
}
.feature-media img { width: 100%; height: 360px; object-fit: cover; }
.feature-media .play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: rgba(255,255,255,0.92);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 24px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
    transition: var(--transition);
}
.feature-media:hover .play-btn { background: var(--accent); color: #fff; transform: translate(-50%, -50%) scale(1.08); }
.feature-body h3 {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 14px;
}
.feature-body > p {
    color: rgba(255,255,255,0.75);
    margin-bottom: 24px;
    font-size: 15px;
}
.chapter-list {
    margin-bottom: 24px;
}
.chapter-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    font-size: 15px;
}
.chapter-list li:last-child { border-bottom: none; }
.chapter-num {
    background: rgba(255,255,255,0.12);
    border-radius: 8px;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 700;
    color: var(--gold);
    flex-shrink: 0;
}
.chapter-list li i {
    color: var(--gold);
    font-size: 14px;
    margin-left: auto;
}
.feature-progress {
    margin-bottom: 26px;
}
.feature-progress .progress-labels {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 8px;
}
.feature-progress .progress-track {
    height: 8px;
    background: rgba(255,255,255,0.15);
    border-radius: 10px;
    overflow: hidden;
}
.feature-progress .progress-fill {
    height: 100%;
    width: 75%;
    background: linear-gradient(90deg, var(--accent), var(--gold));
    border-radius: 10px;
}
.feature-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.btn-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--primary);
    padding: 13px 26px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 15px;
    transition: var(--transition);
}
.btn-light:hover { background: var(--gold); transform: translateY(-2px); }

/* ===== Calendar 赛事日历 ===== */
.calendar-section { padding: 80px 0; }
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 16px;
}
.calendar-day {
    background: var(--bg-white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 18px 14px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.calendar-day:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: rgba(255,107,53,0.25); }
.calendar-day .day-name {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 600;
}
.calendar-day .day-event {
    font-size: 14px;
    font-weight: 800;
    color: var(--primary);
    margin-top: 8px;
    line-height: 1.35;
}
.calendar-day .day-time {
    font-size: 12px;
    color: var(--accent);
    margin-top: 6px;
    background: rgba(255,107,53,0.1);
    display: inline-block;
    padding: 2px 10px;
    border-radius: 16px;
}
.calendar-day.highlight {
    background: var(--primary);
    border-color: var(--primary);
}
.calendar-day.highlight .day-name,
.calendar-day.highlight .day-event { color: #fff; }
.calendar-day.highlight .day-time {
    background: rgba(255,255,255,0.2);
    color: var(--gold);
}
.calendar-note {
    margin-top: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    color: var(--text-light);
    font-size: 14px;
    background: var(--bg-white);
    border-radius: 40px;
    padding: 12px 22px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}
.calendar-note i { color: var(--accent); }

/* ===== FAQ ===== */
.faq-section { padding: 80px 0; background: var(--bg-white); }
.faq-grid {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 26px;
    transition: var(--transition);
    cursor: pointer;
}
.faq-item:hover { border-color: rgba(255,107,53,0.25); box-shadow: var(--shadow-sm); }
.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    cursor: pointer;
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i {
    color: var(--accent);
    font-size: 18px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}
.faq-item details[open] summary i {
    transform: rotate(45deg);
}
.faq-answer {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}
.faq-item[open] { border-color: rgba(255,107,53,0.2); }

/* ===== CTA ===== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(120deg, #0b1f3a 0%, #16324f 100%);
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(255,107,53,0.25), transparent 70%);
    top: -120px;
    right: -80px;
    border-radius: 50%;
}
.cta-section::after {
    content: '';
    position: absolute;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(255,194,71,0.15), transparent 70%);
    bottom: -80px;
    left: 10%;
    border-radius: 50%;
}
.cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    padding: 20px 0;
}
.cta-inner h2 {
    color: #fff;
    font-size: 38px;
    font-weight: 900;
    line-height: 1.25;
    margin-bottom: 14px;
}
.cta-inner p {
    color: rgba(255,255,255,0.75);
    font-size: 16px;
    margin-bottom: 30px;
}
.cta-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}
.cta-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    padding: 14px 30px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 16px;
    box-shadow: 0 8px 26px rgba(255,107,53,0.4);
    transition: var(--transition);
}
.cta-action-btn:hover { background: var(--accent-dark); transform: translateY(-3px); box-shadow: 0 14px 34px rgba(255,107,53,0.45); }
.cta-note {
    margin-top: 18px;
    color: rgba(255,255,255,0.5);
    font-size: 13px;
    letter-spacing: 1px;
}

/* ===== Footer ===== */
.site-footer {
    background: #081627;
    color: rgba(255,255,255,0.72);
    padding: 70px 0 30px;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 50px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo { margin-bottom: 18px; }
.footer-brand .logo .logo-main { color: #fff; }
.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
    max-width: 340px;
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
    color: rgba(255,255,255,0.55);
    font-size: 14px;
    transition: var(--transition);
}
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-top: 28px;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    flex-wrap: wrap;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .category-hero h1 { font-size: 44px; }
    .hero-covers { justify-content: center; }
    .cover-card { width: 160px; }
    .cover-card img { height: 210px; }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .calendar-grid { grid-template-columns: repeat(4, 1fr); }
    .cta-inner h2 { font-size: 32px; }
}
@media (max-width: 768px) {
    .header-inner { height: 60px; }
    .header-search { display: none; }
    .nav-toggle { display: flex; }
    .main-nav {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: #fff;
        box-shadow: 0 20px 40px rgba(0,0,0,0.08);
        padding: 16px 22px;
        border-top: 1px solid var(--border);
    }
    .main-nav.nav-open { display: block; }
    .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }
    .nav-list a { display: block; padding: 12px 16px; border-radius: 10px; text-align: center; }
    .category-hero { padding: 70px 0 60px; }
    .category-hero h1 { font-size: 34px; }
    .hero-desc { font-size: 15px; }
    .hero-covers { display: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); padding: 24px 14px; }
    .section-block { padding: 60px 0; }
    .section-head h2 { font-size: 28px; }
    .trending-card { flex-direction: column; align-items: flex-start; gap: 10px; }
    .trending-score { min-width: 100%; text-align: left; }
    .news-grid { grid-template-columns: 1fr; }
    .feature-inner { grid-template-columns: 1fr; gap: 30px; }
    .feature-media img { height: 260px; }
    .calendar-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-top { grid-template-columns: 1fr; gap: 36px; }
    .footer-links { grid-template-columns: repeat(2, 1fr); }
    .cta-inner h2 { font-size: 28px; }
}
@media (max-width: 520px) {
    .header-inner { padding: 0 14px; }
    .grid-container { padding-left: 16px; padding-right: 16px; }
    .category-hero h1 { font-size: 28px; }
    .btn-primary, .btn-ghost, .btn-light, .cta-action-btn { width: 100%; justify-content: center; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .stat-num { font-size: 30px; }
    .calendar-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .footer-links { grid-template-columns: 1fr; }
    .section-head { flex-direction: column; align-items: flex-start; }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
    :root {
      --primary: #D64545;
      --primary-dark: #B22E2E;
      --primary-light: #FCE8E8;
      --secondary: #2E4057;
      --secondary-light: #E8EEF5;
      --accent: #F0A500;
      --accent-light: #FFF4D6;
      --bg-body: #F8F9FB;
      --bg-alt: #FFFFFF;
      --bg-dark: #1B2430;
      --text-main: #212B36;
      --text-body: #4A5568;
      --text-weak: #8899AA;
      --border-light: #E6EAF0;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-full: 999px;
      --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
      --shadow-md: 0 6px 24px rgba(0,0,0,.08);
      --shadow-lg: 0 16px 48px rgba(0,0,0,.10);
      --spacing-section: 5.5rem;
      --transition-base: all .3s cubic-bezier(.4,0,.2,1);
    }

    /* ===== 基础 Reset ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      background: var(--bg-body);
      color: var(--text-body);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; height: auto; }
    a { text-decoration: none; color: inherit; transition: var(--transition-base); }
    ul, ol { list-style: none; }
    .wrap { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }

    /* ===== 导航 ===== */
    .site-header {
      position: sticky; top: 0; z-index: 100;
      background: rgba(255,255,255,.92);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(230,234,240,.8);
      box-shadow: 0 2px 20px rgba(0,0,0,.04);
    }
    .header-inner {
      display: flex; align-items: center; justify-content: space-between;
      padding: .85rem 2rem; max-width: 1380px; margin: 0 auto;
    }
    .logo { display: flex; align-items: baseline; gap: .4rem; flex-shrink: 0; }
    .logo-main {
      font-size: 1.55rem; font-weight: 800; color: var(--primary);
      letter-spacing: .02em; line-height: 1;
    }
    .logo-sub {
      font-size: .95rem; font-weight: 500; color: var(--text-weak);
      letter-spacing: .08em; line-height: 1;
    }
    .nav-list { display: flex; align-items: center; gap: .4rem; }
    .nav-list > li > a {
      display: inline-block; padding: .5rem 1.15rem;
      font-size: .95rem; font-weight: 500; color: var(--text-body);
      border-radius: var(--radius-full); transition: var(--transition-base);
    }
    .nav-list > li > a:hover { color: var(--primary); background: var(--primary-light); }
    .nav-list > li > a.active {
      color: #fff; background: var(--primary);
      box-shadow: 0 4px 14px rgba(214,69,69,.30);
    }
    .header-cta { display: flex; align-items: center; gap: 1rem; }
    .btn-search {
      display: inline-flex; align-items: center; justify-content: center;
      width: 40px; height: 40px; border-radius: var(--radius-full);
      background: var(--secondary-light); color: var(--secondary);
      font-size: .9rem; border: none; cursor: pointer; transition: var(--transition-base);
    }
    .btn-search:hover { background: var(--secondary); color: #fff; transform: translateY(-2px); }
    .btn-nav {
      display: inline-flex; align-items: center; gap: .5rem;
      padding: .55rem 1.4rem; border-radius: var(--radius-full);
      background: var(--primary); color: #fff; font-size: .9rem; font-weight: 600;
      box-shadow: 0 6px 18px rgba(214,69,69,.28); transition: var(--transition-base);
      border: none; cursor: pointer;
    }
    .btn-nav:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(214,69,69,.36); }
    .nav-toggle {
      display: none; width: 42px; height: 42px; border-radius: var(--radius-md);
      background: var(--secondary-light); border: none; color: var(--secondary);
      font-size: 1.2rem; cursor: pointer; align-items: center; justify-content: center;
    }
    @media (max-width: 1024px) {
      .nav-toggle { display: inline-flex; }
      .nav-collapse {
        position: fixed; top: 0; right: -320px; width: 300px; height: 100vh;
        background: #fff; box-shadow: -8px 0 30px rgba(0,0,0,.10);
        padding: 2rem 1.5rem; transition: right .4s ease; z-index: 200; overflow-y: auto;
      }
      .nav-collapse.open { right: 0; }
      .nav-list { flex-direction: column; align-items: flex-start; gap: .3rem; margin-top: 1.5rem; }
      .nav-list > li > a { display: block; width: 100%; padding: .75rem 1rem; border-radius: var(--radius-md); }
      .header-cta { flex-direction: column-reverse; align-items: stretch; gap: .6rem; margin-top: 1rem; }
      .btn-nav { justify-content: center; }
      .nav-overlay {
        position: fixed; top: 0; left: 0; width: 100%; height: 100%;
        background: rgba(0,0,0,.4); opacity: 0; visibility: hidden; transition: var(--transition-base); z-index: 150;
      }
      .nav-overlay.show { opacity: 1; visibility: visible; }
    }
    @media (max-width: 640px) {
      .header-inner { padding: .75rem 1rem; }
      .logo-main { font-size: 1.3rem; }
      .logo-sub { font-size: .8rem; }
    }

    /* ===== Hero 分屏布局 ===== */
    .category-hero {
      position: relative;
      background: linear-gradient(135deg, #1B2430 0%, #2E4057 60%, #3A5368 100%);
      overflow: hidden;
      padding: 6rem 2rem 5rem;
    }
    .category-hero::before {
      content: ''; position: absolute; inset: 0;
      background-image: url('/assets/images/backpic/back-3.png');
      background-size: cover; background-position: center; opacity: .18;
    }
    .category-hero::after {
      content: ''; position: absolute; top: -120px; right: -80px;
      width: 380px; height: 380px; border-radius: 50%;
      background: radial-gradient(circle, rgba(214,69,69,.25), transparent 70%);
      pointer-events: none;
    }
    .category-hero .wrap { position: relative; z-index: 2; }
    .hero-badge {
      display: inline-flex; align-items: center; gap: .5rem;
      padding: .4rem 1.2rem; border-radius: var(--radius-full);
      background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.2);
      color: #E8EEF5; font-size: .85rem; font-weight: 500; letter-spacing: .04em;
      margin-bottom: 1.5rem; backdrop-filter: blur(8px);
    }
    .hero-badge i { color: var(--accent); }
    .category-hero h1 {
      font-size: 3.2rem; font-weight: 800; color: #fff;
      line-height: 1.15; letter-spacing: .01em; max-width: 700px;
      margin-bottom: 1.2rem; text-shadow: 0 4px 20px rgba(0,0,0,.3);
    }
    .hero-desc {
      font-size: 1.1rem; color: rgba(255,255,255,.85);
      max-width: 620px; line-height: 1.8; margin-bottom: 2rem;
    }
    .hero-stats {
      display: flex; gap: 2.5rem; margin-top: 2.5rem; flex-wrap: wrap;
    }
    .hero-stat { padding-right: 2rem; border-right: 1px solid rgba(255,255,255,.15); }
    .hero-stat:last-child { border-right: none; }
    .hero-stat .num {
      font-size: 2rem; font-weight: 800; color: #fff; display: block; line-height: 1.2;
    }
    .hero-stat .num span { color: var(--accent); }
    .hero-stat .label { font-size: .85rem; color: rgba(255,255,255,.65); }
    @media (max-width: 768px) {
      .category-hero { padding: 4rem 1.5rem 3.5rem; }
      .category-hero h1 { font-size: 2.2rem; }
      .hero-desc { font-size: 1rem; }
      .hero-stats { gap: 1.2rem; }
      .hero-stat { padding-right: 1rem; }
      .hero-stat .num { font-size: 1.4rem; }
    }

    /* ===== 板块通用 ===== */
    .section { padding: var(--spacing-section) 0; }
    .section-alt { background: var(--bg-alt); }
    .section-head { text-align: center; max-width: 720px; margin: 0 auto 3rem; }
    .section-eyebrow {
      display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .12em;
      color: var(--primary); text-transform: uppercase; margin-bottom: .6rem;
    }
    .section-head h2 { font-size: 2rem; font-weight: 800; color: var(--text-main); line-height: 1.3; }
    .section-head p { color: var(--text-weak); margin-top: .6rem; font-size: 1rem; }

    /* ===== 内容网格卡片 ===== */
    .card-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.8rem;
    }
    @media (max-width: 1024px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 640px) { .card-grid { grid-template-columns: 1fr; } }
    .content-card {
      background: #fff; border-radius: var(--radius-lg); overflow: hidden;
      box-shadow: var(--shadow-sm); border: 1px solid var(--border-light);
      transition: var(--transition-base); display: flex; flex-direction: column;
    }
    .content-card:hover {
      transform: translateY(-6px); box-shadow: var(--shadow-lg);
      border-color: transparent;
    }
    .card-media { position: relative; overflow: hidden; aspect-ratio: 16/10; }
    .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
    .content-card:hover .card-media img { transform: scale(1.05); }
    .card-tag {
      position: absolute; top: 12px; left: 12px;
      background: rgba(27,36,48,.82); color: #fff; font-size: .75rem;
      padding: .25rem .8rem; border-radius: var(--radius-full);
      backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,.15);
    }
    .card-rate {
      position: absolute; top: 12px; right: 12px;
      background: rgba(214,69,69,.9); color: #fff; font-size: .75rem;
      padding: .25rem .6rem; border-radius: var(--radius-full); font-weight: 600;
    }
    .card-body { padding: 1.4rem 1.5rem 1.6rem; flex: 1; display: flex; flex-direction: column; }
    .card-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--text-main); line-height: 1.4; margin-bottom: .6rem; }
    .card-body h3 a:hover { color: var(--primary); }
    .card-body p { font-size: .9rem; color: var(--text-weak); line-height: 1.7; margin-bottom: 1rem; flex: 1; }
    .card-meta {
      display: flex; justify-content: space-between; align-items: center;
      font-size: .8rem; color: var(--text-weak); border-top: 1px solid var(--border-light);
      padding-top: .9rem;
    }
    .card-meta i { margin-right: .3rem; }

    /* ===== 三栏图标卡片 ===== */
    .feature-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.8rem;
    }
    @media (max-width: 1024px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 640px) { .feature-grid { grid-template-columns: 1fr; } }
    .feature-card {
      background: var(--bg-alt); border: 1px solid var(--border-light);
      border-radius: var(--radius-lg); padding: 2.2rem 1.8rem;
      transition: var(--transition-base); text-align: left;
    }
    .feature-card:hover {
      box-shadow: var(--shadow-lg); transform: translateY(-4px);
      border-color: var(--primary-light);
    }
    .feature-icon {
      width: 56px; height: 56px; border-radius: var(--radius-md);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem; background: var(--primary-light); color: var(--primary);
      margin-bottom: 1.2rem; transition: var(--transition-base);
    }
    .feature-card:hover .feature-icon { background: var(--primary); color: #fff; }
    .feature-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--text-main); margin-bottom: .5rem; }
    .feature-card p { font-size: .9rem; color: var(--text-weak); line-height: 1.75; }

    /* ===== 专题大图 ===== */
    .spotlight-grid {
      display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem;
    }
    @media (max-width: 968px) { .spotlight-grid { grid-template-columns: 1fr; } }
    .spotlight-main {
      background: var(--bg-dark); border-radius: var(--radius-lg); overflow: hidden;
      position: relative; min-height: 420px; display: flex; align-items: flex-end;
    }
    .spotlight-main img {
      position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .55;
    }
    .spotlight-overlay {
      position: relative; z-index: 2; padding: 2.5rem; color: #fff;
      background: linear-gradient(to top, rgba(0,0,0,.85), transparent);
      width: 100%;
    }
    .spotlight-overlay .s-tag {
      display: inline-block; background: var(--accent); color: #1B2430;
      font-size: .75rem; font-weight: 700; padding: .25rem .8rem;
      border-radius: var(--radius-full); margin-bottom: .8rem;
    }
    .spotlight-overlay h3 { font-size: 1.6rem; font-weight: 700; margin-bottom: .5rem; line-height: 1.4; }
    .spotlight-overlay p { font-size: .9rem; color: rgba(255,255,255,.8); margin-bottom: 1.2rem; max-width: 90%; }
    .btn-light {
      display: inline-flex; align-items: center; gap: .5rem;
      background: #fff; color: var(--text-main); padding: .55rem 1.5rem;
      border-radius: var(--radius-full); font-weight: 600; font-size: .9rem;
      transition: var(--transition-base);
    }
    .btn-light:hover { background: var(--accent); color: #1B2430; transform: translateY(-2px); }
    .spotlight-list { display: flex; flex-direction: column; gap: 1rem; }
    .spotlight-item {
      background: var(--bg-alt); border: 1px solid var(--border-light);
      border-radius: var(--radius-md); padding: 1.3rem 1.5rem;
      transition: var(--transition-base); display: flex; gap: 1rem; align-items: flex-start;
    }
    .spotlight-item:hover { box-shadow: var(--shadow-md); transform: translateX(4px); border-color: var(--primary-light); }
    .spotlight-num {
      font-size: 1.5rem; font-weight: 800; color: var(--primary-light);
      min-width: 46px; line-height: 1.2;
    }
    .spotlight-item h4 { font-size: 1rem; font-weight: 700; color: var(--text-main); margin-bottom: .3rem; }
    .spotlight-item p { font-size: .85rem; color: var(--text-weak); line-height: 1.6; }

    /* ===== 健康数据 / 统计 ===== */
    .stats-band {
      background: linear-gradient(135deg, #D64545 0%, #E06060 50%, #F08080 100%);
      border-radius: var(--radius-lg); padding: 3rem 3.5rem;
      display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
      position: relative; overflow: hidden;
    }
    .stats-band::before {
      content: ''; position: absolute; top: -60px; right: -60px;
      width: 200px; height: 200px; border-radius: 50%;
      background: rgba(255,255,255,.08);
    }
    .stat-block { text-align: center; position: relative; z-index: 2; }
    .stat-block .s-icon { font-size: 1.8rem; color: rgba(255,255,255,.7); margin-bottom: .4rem; }
    .stat-block .s-number { font-size: 2.4rem; font-weight: 800; color: #fff; line-height: 1.2; }
    .stat-block .s-label { font-size: .85rem; color: rgba(255,255,255,.75); margin-top: .3rem; }
    @media (max-width: 968px) {
      .stats-band { grid-template-columns: repeat(2, 1fr); padding: 2.5rem 1.8rem; }
    }
    @media (max-width: 420px) {
      .stats-band { grid-template-columns: 1fr; }
    }

    /* ===== 内容列表 ===== */
    .list-section-wrap {
      display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
    }
    @media (max-width: 768px) { .list-section-wrap { grid-template-columns: 1fr; } }
    .content-list { display: flex; flex-direction: column; gap: .8rem; }
    .list-item {
      background: var(--bg-alt); border: 1px solid var(--border-light);
      border-radius: var(--radius-md); padding: 1rem 1.4rem;
      display: flex; align-items: center; gap: 1rem;
      transition: var(--transition-base); cursor: pointer;
    }
    .list-item:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); transform: translateX(3px); }
    .list-rank {
      font-size: 1.2rem; font-weight: 800; color: var(--primary);
      width: 36px; text-align: center; flex-shrink: 0;
    }
    .list-item:nth-child(1) .list-rank { color: var(--accent); }
    .list-item:nth-child(2) .list-rank { color: var(--accent); }
    .list-item:nth-child(3) .list-rank { color: var(--accent); }
    .list-text { flex: 1; }
    .list-text h4 { font-size: .95rem; font-weight: 600; color: var(--text-main); margin-bottom: .15rem; }
    .list-text span { font-size: .78rem; color: var(--text-weak); }
    .list-tag {
      font-size: .72rem; background: var(--secondary-light); color: var(--secondary);
      padding: .2rem .6rem; border-radius: var(--radius-full); font-weight: 500; flex-shrink: 0;
    }

    /* ===== 内容网格双数 ===== */
    .dual-card-grid {
      display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem;
    }
    @media (max-width: 768px) { .dual-card-grid { grid-template-columns: 1fr; } }
    .guide-card {
      background: var(--bg-alt); border: 1px solid var(--border-light);
      border-radius: var(--radius-md); padding: 1.6rem 1.8rem;
      display: flex; gap: 1.2rem; align-items: flex-start; transition: var(--transition-base);
    }
    .guide-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
    .guide-icon {
      width: 48px; height: 48px; border-radius: var(--radius-md); flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
      background: var(--primary-light); color: var(--primary); font-size: 1.1rem;
    }
    .guide-card h4 { font-size: 1rem; font-weight: 700; color: var(--text-main); margin-bottom: .35rem; }
    .guide-card p { font-size: .85rem; color: var(--text-weak); line-height: 1.65; }

    /* ===== FAQ ===== */
    .faq-wrap { max-width: 860px; margin: 0 auto; }
    .faq-item {
      background: var(--bg-alt); border: 1px solid var(--border-light);
      border-radius: var(--radius-md); margin-bottom: .9rem; overflow: hidden;
      transition: var(--transition-base);
    }
    .faq-item:hover { border-color: var(--primary-light); box-shadow: var(--shadow-sm); }
    .faq-q {
      padding: 1.2rem 1.6rem; font-weight: 600; color: var(--text-main);
      font-size: 1rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center;
      gap: 1rem; background: none; border: none; width: 100%; text-align: left;
      font-family: inherit; transition: var(--transition-base);
    }
    .faq-q:hover { color: var(--primary); }
    .faq-q i { color: var(--text-weak); transition: transform .3s ease; font-size: .85rem; }
    .faq-item.active .faq-q i { transform: rotate(180deg); color: var(--primary); }
    .faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
    .faq-item.active .faq-a { max-height: 300px; }
    .faq-a p { padding: 0 1.6rem 1.3rem; font-size: .9rem; color: var(--text-body); line-height: 1.8; }

    /* ===== CTA 区块 ===== */
    .cta-panel {
      background: linear-gradient(135deg, #2E4057, #1B2430);
      border-radius: var(--radius-lg); padding: 3.5rem 3rem;
      text-align: center; position: relative; overflow: hidden;
    }
    .cta-panel::before {
      content: ''; position: absolute; inset: 0;
      background-image: url('/assets/images/backpic/back-2.png');
      background-size: cover; background-position: center; opacity: .12;
    }
    .cta-panel .wrap { position: relative; z-index: 2; }
    .cta-panel h2 { color: #fff; font-size: 1.9rem; font-weight: 800; margin-bottom: .7rem; }
    .cta-panel p { color: rgba(255,255,255,.75); font-size: 1rem; margin-bottom: 1.8rem; }
    .cta-actions { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
    .btn-primary {
      display: inline-flex; align-items: center; gap: .5rem;
      background: var(--primary); color: #fff; padding: .75rem 2rem;
      border-radius: var(--radius-full); font-weight: 600; font-size: .95rem;
      box-shadow: 0 8px 24px rgba(214,69,69,.4); transition: var(--transition-base); border: none; cursor: pointer;
    }
    .btn-primary:hover { background: var(--primary-dark); transform: translateY(-3px); box-shadow: 0 14px 30px rgba(214,69,69,.5); }
    .btn-ghost {
      display: inline-flex; align-items: center; gap: .5rem;
      background: transparent; color: #fff; padding: .75rem 2rem;
      border-radius: var(--radius-full); font-weight: 600; font-size: .95rem;
      border: 1.5px solid rgba(255,255,255,.4); transition: var(--transition-base); cursor: pointer;
    }
    .btn-ghost:hover { background: rgba(255,255,255,.1); border-color: #fff; transform: translateY(-3px); }

    /* ===== 页脚 ===== */
    .site-footer {
      background: #161D27; color: #9AA8B5; padding: 4rem 0 2rem; margin-top: 2rem;
    }
    .footer-top { display: grid; grid-template-columns: 1.2fr 2fr; gap: 3rem; margin-bottom: 2.5rem; }
    @media (max-width: 768px) { .footer-top { grid-template-columns: 1fr; gap: 2rem; } }
    .footer-brand .logo { margin-bottom: 1rem; }
    .footer-brand .logo-main { color: #fff; }
    .footer-brand .logo-sub { color: #FF8A8A; }
    .footer-brand p { font-size: .88rem; line-height: 1.75; max-width: 340px; }
    .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
    @media (max-width: 640px) { .footer-links { grid-template-columns: repeat(2, 1fr); } }
    .footer-col h4 {
      color: #fff; font-size: .95rem; font-weight: 600; margin-bottom: 1rem;
      position: relative; padding-bottom: .5rem;
    }
    .footer-col h4::after {
      content: ''; position: absolute; bottom: 0; left: 0; width: 28px; height: 2px;
      background: var(--primary); border-radius: 2px;
    }
    .footer-col ul li { margin-bottom: .45rem; }
    .footer-col ul li a { font-size: .85rem; color: #8899AA; transition: var(--transition-base); }
    .footer-col ul li a:hover { color: #fff; padding-left: 4px; }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,.08); padding-top: 1.8rem;
      display: flex; justify-content: space-between; flex-wrap: wrap; gap: .8rem;
      font-size: .8rem; color: #6B7A89;
    }

    /* ===== 内部区块标题分隔 ===== */
    .section-divider { border: none; border-top: 1px solid var(--border-light); margin: 0; }

    /* ===== 响应式补充 ===== */
    @media (max-width: 1024px) {
      .nav-desktop { display: none; }
    }
    @media (min-width: 1025px) {
      .nav-desktop { display: flex; }
      .nav-collapse, .nav-overlay { display: none; }
    }
    .mobile-nav-close {
      display: inline-flex; width: 36px; height: 36px; border-radius: var(--radius-md);
      background: var(--secondary-light); border: none; align-items: center; justify-content: center;
      font-size: 1rem; color: var(--secondary); cursor: pointer; margin-bottom: .5rem;
    }
    @media (max-width: 1024px) {
      .mobile-nav-close { display: inline-flex; }
    }
    @media (min-width: 1025px) {
      .mobile-nav-close { display: none; }
    }

    /* 焦点样式 */
    a:focus-visible, button:focus-visible, .faq-q:focus-visible {
      outline: 3px solid rgba(214,69,69,.45); outline-offset: 3px; border-radius: var(--radius-sm);
    }

/* roulang page: category2 */
:root{
  --primary:#0f2a4a;
  --primary-deep:#081a30;
  --primary-soft:#eaf1fa;
  --accent:#e84a2c;
  --accent-hover:#ff5a38;
  --accent-soft:#fff0ec;
  --bg-body:#f4f7fb;
  --bg-deep:#071523;
  --bg-card:#ffffff;
  --text-main:#1a2434;
  --text-weak:#6b7a90;
  --border-light:#e4eaf1;
  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-card:0 16px 42px rgba(15,42,74,.08);
  --shadow-hover:0 24px 60px rgba(15,42,74,.14);
  --shadow-btn:0 10px 24px rgba(232,74,44,.32);
  --space-section:96px;
  --font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
}
*{
  box-sizing:border-box;
}
html{
  scroll-behavior:smooth;
}
body{
  font-family:var(--font-family);
  background:var(--bg-body);
  color:var(--text-main);
  line-height:1.75;
  margin:0;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
a{
  color:inherit;
  text-decoration:none;
  transition:color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
img{
  max-width:100%;
  height:auto;
  display:block;
}
ul,ol,dl,dd,p,figure,blockquote{
  margin:0;
  padding:0;
}
button, input, select, textarea{
  font-family:inherit;
  font-size:inherit;
  outline:none;
}
.container{
  max-width:1280px;
  margin:0 auto;
  padding:0 28px;
}
.section{
  padding:var(--space-section) 0;
}
.section-head{
  max-width:680px;
  margin-bottom:46px;
}
.section-head.center{
  margin-left:auto;
  margin-right:auto;
  text-align:center;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--accent);
  background:var(--accent-soft);
  border:1px solid rgba(232,74,44,.16);
  padding:7px 15px;
  border-radius:999px;
  margin-bottom:16px;
}
.section-tag::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--accent);
  display:inline-block;
}
.section-head h2{
  font-size:34px;
  font-weight:800;
  line-height:1.3;
  color:var(--primary);
  letter-spacing:-.02em;
  margin:0 0 14px;
}
.section-head p{
  font-size:16px;
  color:var(--text-weak);
  line-height:1.8;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border-light);
  box-shadow:0 6px 24px rgba(15,42,74,.04);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:74px;
  gap:24px;
}
.brand-logo{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.logo-mark{
  width:42px;
  height:42px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary) 0%,#244e7d 100%);
  color:#fff;
  font-weight:800;
  font-size:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 20px rgba(15,42,74,.25);
}
.logo-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}
.logo-main{
  font-size:19px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:.02em;
}
.logo-sub{
  font-size:11px;
  font-weight:500;
  letter-spacing:.18em;
  color:var(--text-weak);
  text-transform:uppercase;
}
.main-nav{
  flex:1;
  display:flex;
  justify-content:center;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:6px;
  list-style:none;
  margin:0;
  padding:0;
  background:var(--primary-soft);
  border-radius:999px;
  padding:5px;
}
.nav-list a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:14px;
  font-weight:600;
  color:var(--text-main);
  padding:10px 19px;
  border-radius:999px;
  transition:all .25s ease;
  white-space:nowrap;
}
.nav-list a i{
  font-size:13px;
  color:var(--text-weak);
  transition:color .25s ease;
}
.nav-list a:hover{
  color:var(--primary);
  background:rgba(255,255,255,.8);
}
.nav-list a:hover i{
  color:var(--accent);
}
.nav-list a.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(15,42,74,.28);
}
.nav-list a.active i{
  color:#fff;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.header-search{
  width:38px;
  height:38px;
  border-radius:50%;
  background:var(--primary-soft);
  border:1px solid transparent;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  cursor:pointer;
  transition:all .25s ease;
}
.header-search:hover{
  background:var(--primary);
  color:#fff;
  border-color:var(--primary);
}
.header-cta{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13px;
  font-weight:700;
  color:#fff;
  background:var(--accent);
  padding:10px 20px;
  border-radius:999px;
  box-shadow:var(--shadow-btn);
  transition:all .25s ease;
}
.header-cta:hover{
  transform:translateY(-2px);
  background:var(--accent-hover);
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  background:var(--primary);
  color:#fff;
  border:none;
  font-size:18px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:background .25s ease;
}
.nav-toggle:hover{
  background:var(--primary-deep);
}

/* Page Hero */
.page-hero{
  position:relative;
  background:var(--bg-deep) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:120px 0 124px;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg, rgba(6,17,30,.92) 0%, rgba(8,26,48,.72) 48%, rgba(10,34,60,.35) 100%);
}
.page-hero .container{
  position:relative;
  z-index:2;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.14em;
  color:#ffd3c8;
  background:rgba(232,74,44,.18);
  border:1px solid rgba(255,255,255,.18);
  padding:8px 18px;
  border-radius:999px;
  margin-bottom:22px;
  backdrop-filter:blur(8px);
}
.hero-badge i{
  font-size:12px;
}
.page-hero h1{
  font-size:52px;
  font-weight:900;
  color:#fff;
  line-height:1.2;
  letter-spacing:-.03em;
  margin:0 0 20px;
}
.page-hero h1 .accent-text{
  color:#ff6a4a;
  position:relative;
}
.page-hero h1 .accent-text::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:4px;
  height:10px;
  background:rgba(232,74,44,.28);
  border-radius:6px;
  z-index:-1;
}
.hero-desc{
  max-width:620px;
  font-size:17px;
  line-height:1.9;
  color:rgba(255,255,255,.78);
  margin-bottom:38px;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  font-weight:700;
  padding:14px 30px;
  border-radius:999px;
  border:none;
  cursor:pointer;
  transition:all .28s ease;
  line-height:1;
}
.btn-accent{
  background:var(--accent);
  color:#fff;
  box-shadow:var(--shadow-btn);
}
.btn-accent:hover{
  background:var(--accent-hover);
  transform:translateY(-2px);
  box-shadow:0 14px 32px rgba(232,74,44,.42);
}
.btn-ghost{
  background:rgba(255,255,255,.12);
  color:#fff;
  border:1px solid rgba(255,255,255,.28);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.2);
  border-color:rgba(255,255,255,.5);
  transform:translateY(-2px);
}
.hero-meta{
  display:flex;
  align-items:center;
  gap:26px;
  margin-top:52px;
  flex-wrap:wrap;
  padding-top:26px;
  border-top:1px solid rgba(255,255,255,.13);
}
.hero-meta-item{
  display:flex;
  flex-direction:column;
  gap:3px;
}
.hero-meta-item strong{
  font-size:20px;
  font-weight:800;
  color:#fff;
  letter-spacing:-.02em;
}
.hero-meta-item span{
  font-size:12px;
  color:rgba(255,255,255,.54);
  letter-spacing:.08em;
}

/* Themes Section */
.themes-section{
  background:var(--bg-body);
  padding-top:96px;
  padding-bottom:96px;
}
.theme-card{
  background:var(--bg-card);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:36px 30px 34px;
  height:100%;
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position:relative;
  overflow:hidden;
}
.theme-card::after{
  content:"";
  position:absolute;
  right:-30px;
  top:-30px;
  width:100px;
  height:100px;
  border-radius:50%;
  background:var(--primary-soft);
  opacity:.5;
  transition:transform .4s ease;
}
.theme-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-card);
  border-color:rgba(15,42,74,.12);
}
.theme-card:hover::after{
  transform:scale(1.4);
}
.theme-icon{
  width:54px;
  height:54px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#2b5a8e);
  box-shadow:0 10px 24px rgba(15,42,74,.22);
  margin-bottom:22px;
  position:relative;
  z-index:1;
}
.theme-icon.orange{
  background:linear-gradient(135deg,var(--accent),#ff8c6a);
  box-shadow:0 10px 24px rgba(232,74,44,.24);
}
.theme-icon.teal{
  background:linear-gradient(135deg,#0f7b7b,#3db9a8);
  box-shadow:0 10px 24px rgba(15,123,123,.22);
}
.theme-card h3{
  font-size:20px;
  font-weight:800;
  color:var(--primary);
  margin:0 0 12px;
  position:relative;
  z-index:1;
}
.theme-card p{
  font-size:14px;
  line-height:1.85;
  color:var(--text-weak);
  position:relative;
  z-index:1;
}
.theme-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  margin-top:18px;
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  position:relative;
  z-index:1;
}
.theme-link i{
  transition:transform .25s ease;
}
.theme-link:hover i{
  transform:translateX(5px);
}

/* Games Section */
.games-section{
  background:#fff;
  padding-top:96px;
  padding-bottom:96px;
}
.game-card{
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--border-light);
  box-shadow:var(--shadow-card);
  transition:transform .35s ease, box-shadow .35s ease;
  height:100%;
  display:flex;
  flex-direction:column;
}
.game-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-hover);
}
.game-cover{
  position:relative;
  height:178px;
  overflow:hidden;
}
.game-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.game-card:hover .game-cover img{
  transform:scale(1.07);
}
.game-cover::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, transparent 40%, rgba(8,26,48,.62) 100%);
}
.hot-badge{
  position:absolute;
  top:14px;
  left:14px;
  z-index:2;
  background:rgba(255,255,255,.94);
  color:var(--accent);
  font-size:12px;
  font-weight:800;
  padding:5px 13px;
  border-radius:999px;
  box-shadow:0 6px 16px rgba(0,0,0,.2);
  backdrop-filter:blur(6px);
  display:inline-flex;
  align-items:center;
  gap:5px;
}
.hot-badge i{
  font-size:10px;
}
.game-body{
  padding:24px 24px 8px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.game-body h3{
  font-size:19px;
  font-weight:800;
  color:var(--primary);
  margin:0 0 6px;
}
.game-meta{
  font-size:12px;
  color:var(--text-weak);
  margin-bottom:12px;
  letter-spacing:.04em;
}
.game-desc{
  font-size:13px;
  color:var(--text-weak);
  line-height:1.8;
  flex:1;
  margin-bottom:16px;
}
.game-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px dashed var(--border-light);
  padding:14px 24px 18px;
  margin-top:auto;
}
.game-level{
  flex:1;
}
.level-text{
  display:flex;
  justify-content:space-between;
  font-size:11px;
  color:var(--text-weak);
  margin-bottom:6px;
  font-weight:600;
}
.level-bar{
  height:6px;
  background:#e8eef5;
  border-radius:99px;
  overflow:hidden;
}
.level-bar span{
  display:block;
  height:100%;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  border-radius:99px;
}
.game-link{
  width:38px;
  height:38px;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  transition:all .25s ease;
  flex-shrink:0;
}
.game-link:hover{
  background:var(--accent);
  color:#fff;
  transform:rotate(-45deg);
}

/* News Section */
.news-section{
  background:var(--bg-body);
  padding-top:96px;
  padding-bottom:96px;
}
.news-highlight{
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .3s ease, box-shadow .3s ease;
  height:100%;
  border:1px solid var(--border-light);
}
.news-highlight:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.news-highlight-img{
  position:relative;
  height:230px;
  overflow:hidden;
}
.news-highlight-img::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(8,26,48,.2) 0%, rgba(8,26,48,.4) 100%);
}
.news-highlight-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.news-highlight:hover .news-highlight-img img{
  transform:scale(1.06);
}
.news-tag{
  position:absolute;
  left:18px;
  bottom:16px;
  z-index:2;
  background:var(--accent);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:5px 14px;
  border-radius:999px;
  letter-spacing:.05em;
}
.news-highlight-body{
  padding:26px 28px 28px;
}
.news-highlight-body h3{
  font-size:20px;
  font-weight:800;
  color:var(--primary);
  line-height:1.55;
  margin-bottom:12px;
}
.news-highlight-body p{
  font-size:14px;
  color:var(--text-weak);
  line-height:1.8;
  margin-bottom:18px;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:16px;
  font-size:12px;
  color:var(--text-weak);
}
.news-meta span{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.news-meta i{
  color:var(--accent);
}
.news-list-wrap{
  background:var(--bg-card);
  border-radius:var(--radius-lg);
  border:1px solid var(--border-light);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.news-list-title{
  font-size:17px;
  font-weight:800;
  color:var(--primary);
  padding:20px 26px;
  border-bottom:1px solid var(--border-light);
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.news-list-title i{
  color:var(--accent);
}
.news-list{
  list-style:none;
}
.news-list li{
  border-bottom:1px solid rgba(228,234,241,.7);
  transition:background .25s ease;
}
.news-list li:last-child{
  border-bottom:none;
}
.news-list a{
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:18px 26px;
  transition:background .25s ease;
}
.news-list a:hover{
  background:var(--primary-soft);
}
.news-list-item{
  flex:1;
  min-width:0;
}
.news-list-item .n-tag{
  font-size:11px;
  font-weight:700;
  color:var(--accent);
  background:var(--accent-soft);
  padding:3px 10px;
  border-radius:999px;
  display:inline-block;
  margin-bottom:8px;
}
.news-list-item h4{
  font-size:15px;
  font-weight:700;
  color:var(--text-main);
  line-height:1.6;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .25s ease;
}
.news-list a:hover .news-list-item h4{
  color:var(--primary);
}
.news-list-meta{
  flex-shrink:0;
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:5px;
  font-size:11px;
  color:var(--text-weak);
  text-align:right;
}
.news-list-meta i{
  color:var(--accent);
}

/* Data Board */
.data-section{
  background:var(--bg-deep) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  position:relative;
  padding-top:96px;
  padding-bottom:96px;
  overflow:hidden;
}
.data-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(6,17,30,.82);
}
.data-section .container{
  position:relative;
  z-index:2;
}
.data-section .section-head h2{
  color:#fff;
}
.data-section .section-head p{
  color:rgba(255,255,255,.6);
}
.data-section .section-tag{
  background:rgba(232,74,44,.18);
  color:#ffb4a2;
  border-color:rgba(232,74,44,.28);
}
.data-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-bottom:54px;
}
.data-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-lg);
  padding:30px 24px;
  text-align:center;
  backdrop-filter:blur(8px);
  transition:background .3s ease, transform .3s ease, border-color .3s ease;
}
.data-card:hover{
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.24);
  transform:translateY(-5px);
}
.data-card strong{
  display:block;
  font-size:34px;
  font-weight:900;
  letter-spacing:-.02em;
  color:#fff;
  line-height:1.2;
  margin-bottom:8px;
}
.data-card strong em{
  font-style:normal;
  font-size:18px;
  color:#ff8a6a;
  margin-left:2px;
}
.data-card span{
  font-size:13px;
  color:rgba(255,255,255,.56);
}
.rank-board{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
}
.rank-item{
  background:rgba(255,255,255,.05);
  border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.09);
  padding:20px 24px;
}
.rank-item .rank-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:12px;
}
.rank-item .rank-name{
  font-size:14px;
  font-weight:700;
  color:rgba(255,255,255,.92);
  display:flex;
  align-items:center;
  gap:9px;
}
.rank-item .rank-name .rank-num{
  width:26px;
  height:26px;
  border-radius:8px;
  background:rgba(232,74,44,.22);
  color:#ff8a6a;
  font-size:12px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
}
.rank-item .rank-percent{
  font-size:14px;
  font-weight:800;
  color:#ff8a6a;
}
.rank-item .rank-bar{
  height:8px;
  background:rgba(255,255,255,.1);
  border-radius:99px;
  overflow:hidden;
}
.rank-item .rank-bar span{
  display:block;
  height:100%;
  background:linear-gradient(90deg,#e84a2c,#ff9a76);
  border-radius:99px;
  width:0;
  animation:growBar 1.4s ease forwards;
}
@keyframes growBar{
  from{width:0}
  to{width:var(--w)}
}

/* Feature */
.feature-section{
  background:#fff;
  padding-top:96px;
  padding-bottom:96px;
}
.feature-card{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:420px;
  background:var(--bg-deep) url('/assets/images/coverpic/cover-3.png') center/cover no-repeat;
  display:flex;
  align-items:flex-end;
  box-shadow:var(--shadow-card);
  transition:box-shadow .35s ease;
}
.feature-card::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(8,26,48,.1) 20%, rgba(8,26,48,.22) 60%, rgba(6,17,30,.88) 100%);
}
.feature-card:hover{
  box-shadow:var(--shadow-hover);
}
.feature-content{
  position:relative;
  z-index:2;
  padding:44px 44px 40px;
  max-width:720px;
}
.feature-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:rgba(232,74,44,.9);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:6px 15px;
  border-radius:999px;
  margin-bottom:18px;
  letter-spacing:.05em;
}
.feature-content h3{
  font-size:28px;
  font-weight:900;
  color:#fff;
  line-height:1.45;
  letter-spacing:-.02em;
  margin-bottom:14px;
}
.feature-content p{
  font-size:15px;
  line-height:1.9;
  color:rgba(255,255,255,.78);
  margin-bottom:24px;
  max-width:560px;
}
.feature-link{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:14px;
  font-weight:700;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  padding:12px 26px;
  border-radius:999px;
  backdrop-filter:blur(8px);
  transition:all .28s ease;
}
.feature-link:hover{
  background:var(--accent);
  border-color:var(--accent);
  transform:translateY(-2px);
}

/* FAQ */
.faq-section{
  background:var(--bg-body);
  padding-top:96px;
  padding-bottom:96px;
}
.accordion{
  max-width:820px;
  margin:0 auto;
  list-style:none;
  background:transparent;
}
.accordion-item{
  background:var(--bg-card);
  border:1px solid var(--border-light);
  border-radius:var(--radius-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .3s ease, border-color .3s ease;
}
.accordion-item.is-active{
  border-color:rgba(15,42,74,.2);
  box-shadow:var(--shadow-card);
}
.accordion-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 26px;
  font-size:15px;
  font-weight:700;
  color:var(--text-main);
  background:transparent;
  transition:color .25s ease;
  border:none;
}
.accordion-title::before{
  display:none;
}
.accordion-title::after{
  content:"\f078" !important;
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--accent);
  transition:transform .3s ease;
}
.accordion-item.is-active .accordion-title::after{
  transform:rotate(180deg);
}
.accordion-title:hover{
  color:var(--primary);
  background:var(--primary-soft);
}
.accordion-content{
  padding:0 26px 24px;
  font-size:14px;
  line-height:1.85;
  color:var(--text-weak);
  background:transparent;
  border:none;
  color:var(--text-weak);
}

/* CTA */
.cta-section{
  background:#fff;
  padding-top:80px;
  padding-bottom:96px;
}
.cta-box{
  position:relative;
  background:linear-gradient(135deg,var(--primary-deep) 0%,#15375f 100%);
  border-radius:var(--radius-lg);
  padding:64px 56px;
  overflow:hidden;
  box-shadow:0 24px 70px rgba(15,42,74,.28);
}
.cta-box::before{
  content:"";
  position:absolute;
  right:-80px;
  top:-80px;
  width:260px;
  height:260px;
  border-radius:50%;
  background:rgba(232,74,44,.25);
  filter:blur(50px);
}
.cta-box::after{
  content:"";
  position:absolute;
  left:-40px;
  bottom:-100px;
  width:240px;
  height:240px;
  border-radius:50%;
  background:rgba(255,255,255,.07);
  filter:blur(40px);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:48px;
  flex-wrap:wrap;
}
.cta-left{
  flex:1;
  min-width:280px;
}
.cta-left h3{
  font-size:30px;
  font-weight:900;
  color:#fff;
  letter-spacing:-.02em;
  line-height:1.4;
  margin-bottom:12px;
}
.cta-left p{
  font-size:15px;
  color:rgba(255,255,255,.7);
  line-height:1.8;
  margin:0;
}
.cta-form{
  flex:1;
  min-width:300px;
  display:flex;
  gap:12px;
}
.cta-form input[type="email"]{
  flex:1;
  height:52px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.1);
  color:#fff;
  padding:0 22px;
  font-size:14px;
  transition:all .25s ease;
}
.cta-form input[type="email"]::placeholder{
  color:rgba(255,255,255,.55);
}
.cta-form input[type="email"]:focus{
  border-color:var(--accent);
  background:rgba(255,255,255,.16);
  box-shadow:0 0 0 4px rgba(232,74,44,.18);
}
.cta-form .btn-accent{
  white-space:nowrap;
  height:52px;
}

/* Footer */
.site-footer{
  background:var(--bg-deep);
  color:#fff;
  padding:72px 0 34px;
}
.footer-top{
  display:flex;
  justify-content:space-between;
  gap:50px;
  flex-wrap:wrap;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  max-width:340px;
  flex:1;
}
.footer-brand .logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
  margin-bottom:18px;
}
.footer-brand .logo-main{
  color:#fff;
  font-size:20px;
}
.footer-brand .logo-sub{
  color:rgba(255,255,255,.45);
  font-size:11px;
  letter-spacing:.18em;
}
.footer-brand p{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.52);
}
.footer-links{
  display:flex;
  gap:70px;
  flex-wrap:wrap;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-col ul{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.footer-col a{
  font-size:13px;
  color:rgba(255,255,255,.55);
  transition:color .25s ease, padding-left .25s ease;
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.footer-col a::before{
  content:"›";
  font-size:15px;
  color:var(--accent);
  opacity:0;
  transform:translateX(-4px);
  transition:opacity .25s ease, transform .25s ease;
}
.footer-col a:hover{
  color:#fff;
  padding-left:4px;
}
.footer-col a:hover::before{
  opacity:1;
  transform:translateX(0);
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  padding-top:30px;
  font-size:13px;
  color:rgba(255,255,255,.42);
}
.footer-bottom span{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.footer-bottom span i{
  color:var(--accent);
  font-size:11px;
}

/* Responsive */
@media screen and (max-width:1024px){
  .nav-list a{
    padding:9px 13px;
    font-size:13px;
  }
  .header-cta{
    display:none;
  }
  .data-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .rank-board{
    grid-template-columns:1fr;
  }
  .cta-box{
    padding:48px 36px;
  }
  .page-hero h1{
    font-size:42px;
  }
}
@media screen and (max-width:860px){
  .main-nav{
    display:none;
    position:absolute;
    top:74px;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--border-light);
    box-shadow:0 24px 48px rgba(15,42,74,.1);
    padding:18px 24px 24px;
  }
  .main-nav.open{
    display:block;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    background:transparent;
    padding:0;
    gap:8px;
  }
  .nav-list a{
    display:flex;
    align-items:center;
    gap:10px;
    padding:14px 18px;
    font-size:14px;
    background:var(--primary-soft);
    border-radius:14px;
  }
  .nav-list a.active{
    color:#fff;
  }
  .nav-toggle{
    display:flex;
  }
  .header-search{
    display:none;
  }
}
@media screen and (max-width:768px){
  :root{
    --space-section:76px;
  }
  .section-head h2{
    font-size:28px;
  }
  .page-hero{
    padding:84px 0 90px;
  }
  .page-hero h1{
    font-size:34px;
  }
  .hero-desc{
    font-size:15px;
  }
  .hero-actions{
    gap:12px;
  }
  .hero-meta{
    gap:18px;
  }
  .theme-card{
    margin-bottom:16px;
  }
  .game-card{
    margin-bottom:16px;
  }
  .news-highlight{
    margin-bottom:20px;
  }
  .data-grid{
    grid-template-columns:1fr 1fr;
    gap:14px;
  }
  .data-card strong{
    font-size:28px;
  }
  .feature-content{
    padding:34px 28px 32px;
  }
  .feature-content h3{
    font-size:24px;
  }
  .cta-box{
    padding:42px 28px;
  }
  .cta-form{
    flex-direction:column;
  }
  .cta-form .btn-accent{
    width:100%;
    justify-content:center;
  }
  .footer-top{
    flex-direction:column;
    gap:42px;
  }
  .footer-links{
    gap:40px;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media screen and (max-width:520px){
  .container{
    padding:0 20px;
  }
  .page-hero h1{
    font-size:29px;
  }
  .hero-meta-item strong{
    font-size:17px;
  }
  .data-grid{
    grid-template-columns:1fr;
  }
  .data-card strong{
    font-size:32px;
  }
  .rank-item{
    padding:17px 18px;
  }
  .accordion-title{
    font-size:14px;
    padding:18px 20px;
  }
  .accordion-content{
    padding:0 20px 20px;
  }
  .feature-content h3{
    font-size:21px;
  }
  .section-tag{
    font-size:12px;
  }
  .section-head h2{
    font-size:25px;
  }
  .cta-left h3{
    font-size:24px;
  }
  .footer-col ul{
    gap:9px;
  }
}