/* roulang page: index */
:root{
  --primary:#4f46e5;--primary-dark:#3730a3;--accent:#f59e0b;--accent-2:#06b6d4;
  --dark:#0f172a;--bg:#f8fafc;--text:#1e293b;--text-light:#64748b;--border:#e2e8f0;
  --white:#fff;--radius:18px;--radius-sm:10px;
  --shadow:0 12px 32px rgba(15,23,42,.08);--shadow-lg:0 24px 56px rgba(15,23,42,.14);
  --space:96px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;overflow-wrap:break-word}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input{font-family:inherit}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.section-head{max-width:740px;margin:0 auto 52px;text-align:center}
.section-eyebrow{display:inline-block;background:rgba(79,70,229,.08);color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.06em;padding:6px 20px;border-radius:999px;margin-bottom:16px}
.section-title{font-size:38px;line-height:1.25;font-weight:800;letter-spacing:-.02em;color:var(--dark)}
.section-sub{color:var(--text-light);font-size:17px;margin-top:14px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;padding:12px 28px;border-radius:999px;border:2px solid transparent;transition:all .28s ease;line-height:1;justify-content:center}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 8px 20px rgba(79,70,229,.28)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(79,70,229,.4)}
.btn-accent{background:linear-gradient(135deg,var(--accent),#f97316);color:#fff;box-shadow:0 8px 20px rgba(245,158,11,.3)}
.btn-accent:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(245,158,11,.42)}
.btn-outline{border-color:rgba(255,255,255,.7);color:#fff;background:rgba(255,255,255,.06)}
.btn-outline:hover{background:rgba(255,255,255,.16);transform:translateY(-3px)}
.btn-light{background:#fff;color:var(--primary);box-shadow:0 8px 20px rgba(15,23,42,.1)}
.btn-light:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(15,23,42,.16)}
.btn-lg{padding:16px 34px;font-size:17px}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:4px 14px;border-radius:999px;background:rgba(6,182,212,.12);color:#0e7490}
.badge-primary{background:rgba(79,70,229,.1);color:var(--primary)}
.badge-accent{background:rgba(245,158,11,.14);color:#b45309}
.site-header{position:sticky;top:0;z-index:100;background:rgba(15,23,42,.92);backdrop-filter:blur(16px);box-shadow:0 1px 0 rgba(255,255,255,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.2}
.brand i{color:var(--accent);font-size:24px}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav .nav-link{display:inline-flex;align-items:center;padding:10px 18px;border-radius:999px;color:rgba(255,255,255,.82);font-weight:600;font-size:15px;transition:all .22s ease}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav .nav-link.active{color:#fff;background:rgba(79,70,229,.55)}
.main-nav .nav-cta{margin-left:10px}
.nav-toggle{display:none;background:transparent;border:none;color:#fff;font-size:22px;line-height:1;padding:6px}
.hero{position:relative;background-size:cover;background-position:center;padding:130px 0 120px;color:#fff;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(115deg, rgba(15,23,42,.9), rgba(79,70,229,.62));}
.hero::after{content:'';position:absolute;inset:0;background:radial-gradient(900px circle at 78% 30%,rgba(245,158,11,.16),transparent 55%)}
.hero .grid-container{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:8px 20px;border-radius:999px;font-size:14px;font-weight:600;margin-bottom:26px;backdrop-filter:blur(8px)}
.hero-title{font-size:52px;line-height:1.12;font-weight:900;letter-spacing:-.03em;margin-bottom:20px;color:#fff}
.hero-title span{background:linear-gradient(90deg,var(--accent),#fbbf24);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-desc{font-size:19px;color:rgba(255,255,255,.86);max-width:540px;margin-bottom:38px}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.hero-meta{display:flex;flex-wrap:wrap;gap:28px;margin-top:54px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hero-meta span{font-size:14px;color:rgba(255,255,255,.8);display:flex;align-items:center;gap:8px}
.hero-meta i{color:var(--accent)}
.hero-visual{position:relative;min-height:360px}
.hero-card{border-radius:22px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.18);position:absolute}
.hero-card img{width:100%;height:100%;object-fit:cover}
.hero-card-main{width:78%;height:300px;top:0;right:6%}
.hero-card-float{width:52%;height:180px;right:0;bottom:0;border:4px solid rgba(255,255,255,.14)}
.hero-card-tag{position:absolute;left:14px;bottom:14px;background:rgba(15,23,42,.78);color:#fff;font-size:13px;font-weight:700;padding:6px 16px;border-radius:999px;backdrop-filter:blur(6px)}
.hero-card-tag.accent{background:rgba(245,158,11,.92);color:#0f172a}
.features{padding:96px 0 72px}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:#fff;border-radius:var(--radius);padding:32px 26px;box-shadow:var(--shadow);border:1px solid var(--border);transition:all .3s ease;position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity .3s}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.feature-card:hover::before{opacity:1}
.feature-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:20px;color:#fff;background:linear-gradient(135deg,var(--primary),#818cf8)}
.feature-card:nth-child(2) .feature-icon{background:linear-gradient(135deg,var(--accent),#f97316)}
.feature-card:nth-child(3) .feature-icon{background:linear-gradient(135deg,var(--accent-2),#0ea5e9)}
.feature-card:nth-child(4) .feature-icon{background:linear-gradient(135deg,#10b981,#059669)}
.feature-card h3{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--dark)}
.feature-card p{font-size:15px;color:var(--text-light)}
.categories{padding:72px 0;background:linear-gradient(180deg,var(--bg),#eef2ff)}
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.cat-card{background:#fff;border-radius:calc(var(--radius) + 4px);overflow:hidden;box-shadow:var(--shadow);transition:all .35s ease;border:1px solid var(--border)}
.cat-card:hover{transform:translateY(-8px) scale(1.01);box-shadow:var(--shadow-lg)}
.cat-media{position:relative;height:220px;overflow:hidden}
.cat-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.cat-card:hover .cat-media img{transform:scale(1.06)}
.cat-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(15,23,42,.68))}
.cat-tag{position:absolute;top:18px;left:18px;z-index:3}
.cat-body{padding:30px}
.cat-body h3{font-size:23px;font-weight:800;color:var(--dark);margin-bottom:8px}
.cat-body p{color:var(--text-light);font-size:15px;margin-bottom:20px}
.cat-meta{display:flex;align-items:center;gap:14px;color:var(--text-light);font-size:14px}
.cat-link{color:var(--primary);font-weight:700}
.cat-link i{transition:transform .25s}
.cat-card:hover .cat-link i{transform:translateX(4px)}
.latest{padding:96px 0}
.latest-grid{display:grid;grid-template-columns:1fr 380px;gap:32px}
.latest-main{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;border:1px solid var(--border)}
.latest-main .section-title{font-size:28px}
.post-list .post-item{display:block;padding:20px 0;border-bottom:1px solid var(--border);transition:all .25s ease}
.post-list .post-item:last-child{border-bottom:none}
.post-list .post-item:hover{padding-left:14px}
.post-item .post-cat{font-size:12px;font-weight:700;color:var(--primary);background:rgba(79,70,229,.08);padding:4px 12px;border-radius:999px;display:inline-block;margin-bottom:8px}
.post-item h3{font-size:18px;font-weight:700;color:var(--dark);margin-bottom:6px;line-height:1.45}
.post-item h3:hover{color:var(--primary)}
.post-item p{font-size:14px;color:var(--text-light);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-item .post-date{font-size:13px;color:var(--text-light);display:flex;align-items:center;gap:6px}
.empty-tip{text-align:center;padding:40px 20px;color:var(--text-light);font-size:16px;background:#f8fafc;border-radius:var(--radius-sm)}
.latest-side{display:flex;flex-direction:column;gap:24px}
.side-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;flex:1;border:1px solid var(--border)}
.side-card h3{font-size:18px;font-weight:800;color:var(--dark);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--accent)}
.side-list li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed var(--border);font-size:14px;color:var(--text-light)}
.side-list li:last-child{border-bottom:none}
.side-list li i{color:var(--primary);font-size:12px}
.side-tags{display:flex;flex-wrap:wrap;gap:10px}
.side-tags a{display:inline-block;font-size:13px;font-weight:600;color:var(--dark);background:#f1f5f9;padding:7px 16px;border-radius:999px;transition:all .2s}
.side-tags a:hover{background:var(--primary);color:#fff}
.featured{padding:96px 0;background:var(--dark);color:#fff}
.featured .section-title{color:#fff}
.featured .section-sub{color:rgba(255,255,255,.65)}
.featured-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.featured-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);overflow:hidden;transition:all .3s ease;backdrop-filter:blur(6px)}
.featured-card:hover{transform:translateY(-6px);background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2)}
.f-media{height:150px;overflow:hidden;position:relative}
.f-media img{width:100%;height:100%;object-fit:cover}
.f-media .f-badge{position:absolute;top:12px;left:12px}
.f-body{padding:20px}
.f-body h3{font-size:16px;font-weight:700;color:#fff;margin-bottom:8px;line-height:1.4}
.f-body p{color:rgba(255,255,255,.7);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.featured-more{text-align:center;margin-top:40px}
.stats{padding:80px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:calc(var(--radius) + 6px);padding:50px 40px;color:#fff;text-align:center;box-shadow:var(--shadow-lg)}
.stat-item h4{font-size:40px;font-weight:900;letter-spacing:-.02em}
.stat-item p{font-size:15px;opacity:.85;margin-top:4px}
.faq{padding:96px 0;background:#eef2ff}
.faq-grid{max-width:860px;margin:0 auto;display:grid;gap:16px}
.faq-item{background:#fff;border-radius:var(--radius);padding:24px 30px;box-shadow:var(--shadow);border:1px solid var(--border)}
.faq-item summary{font-size:18px;font-weight:700;color:var(--dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:22px;color:var(--primary);font-weight:700;transition:transform .25s;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin-top:14px;color:var(--text-light);font-size:15px}
.cta{padding:90px 0;position:relative;background-size:cover;background-position:center;color:#fff;text-align:center}
.cta::before{content:'';position:absolute;inset:0;background:rgba(15,23,42,.82)}
.cta .container{position:relative;z-index:2}
.cta-title{font-size:36px;font-weight:900;margin-bottom:14px;color:#fff}
.cta-desc{font-size:17px;color:rgba(255,255,255,.85);max-width:580px;margin:0 auto 34px}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand h3{font-size:22px;color:#fff;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.footer-brand h3 i{color:var(--accent)}
.footer-brand p{font-size:15px;line-height:1.85;max-width:380px}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;transition:all .2s}
.footer-col ul a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;flex-wrap:wrap;gap:12px;font-size:14px}
.footer-bottom a{color:rgba(255,255,255,.85)}
@media screen and (max-width:1024px){
  .section{padding:76px 0}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .featured-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:30px 20px}
  .latest-grid{grid-template-columns:1fr}
  .hero-title{font-size:42px}
  .hero{padding:110px 0 100px}
}
@media screen and (max-width:768px){
  .nav-toggle{display:block}
  .main-nav{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(15,23,42,.98);flex-direction:column;padding:90px 32px 32px;gap:12px;transform:translateY(-130%);transition:transform .32s ease;box-shadow:0 30px 60px rgba(0,0,0,.4);align-items:stretch;overflow-y:auto;z-index:98}
  .main-nav.open{transform:translateY(0)}
  .brand{position:relative;z-index:99}
  .nav-toggle{position:relative;z-index:99}
  .main-nav .nav-link{width:100%;padding:14px 18px;font-size:17px}
  .main-nav .nav-cta{margin-left:0;margin-top:10px;justify-content:center}
  .hero{padding:90px 0 80px}
  .hero-title{font-size:34px}
  .hero-desc{font-size:16px}
  .hero-visual{min-height:0;margin-top:50px}
  .hero-card-main{position:relative;width:100%;right:auto;height:220px;top:auto}
  .hero-card-float{display:none}
  .hero-meta{gap:16px}
  .cat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:520px){
  .features-grid,.featured-grid,.stats-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .section-title{font-size:27px}
  .cta-title{font-size:28px}
  .stats-grid{padding:36px 24px}
  .stat-item h4{font-size:32px}
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #c7d2fe;
  --primary-bg: #eef2ff;
  --secondary: #f59e0b;
  --secondary-dark: #d97706;
  --secondary-bg: #fffbeb;
  --bg-body: #f8fafc;
  --bg-white: #ffffff;
  --bg-dark: #0f172a;
  --bg-dark-light: #1e293b;
  --text-main: #1e293b;
  --text-body: #475569;
  --text-muted: #94a3b8;
  --border-color: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-body);
  color: var(--text-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  outline: none;
  background: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== 新版导航 ========== */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.brand i {
  color: var(--primary);
  font-size: 24px;
}

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

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--text-main);
  cursor: pointer;
  background: var(--bg-body);
  transition: var(--transition);
}

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

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-body);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--primary);
  background: var(--primary-bg);
}

.nav-link.active {
  color: var(--primary);
  background: var(--primary-bg);
}

.nav-cta {
  margin-left: 12px;
  padding: 12px 28px;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff !important;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
  color: #fff !important;
}

/* ========== 分类页 Hero ========== */
.category-hero {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 40%, #4f46e5 100%);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.category-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.category-hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: 30%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245,158,11,0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.category-hero .container {
  position: relative;
  z-index: 2;
}

.category-hero .hero-content {
  max-width: 720px;
}

.category-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.category-hero h1 {
  color: #fff;
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.category-hero .hero-sub {
  color: rgba(255,255,255,0.85);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  transition: var(--transition);
  cursor: pointer;
  line-height: 1.4;
}

.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  color: var(--primary);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
  color: #fff;
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
  color: #fff;
}

/* ========== 板块标题 ========== */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}

.section-header .tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-bg);
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-header h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
}

.section-header.light h2 {
  color: #fff;
}

.section-header.light p {
  color: rgba(255,255,255,0.7);
}

.section-header.light .tag {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

/* ========== 资讯板块 ========== */
.news-section {
  padding: 100px 0;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 30px;
}

.news-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.news-card .card-cover {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.news-card .card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.news-card .card-pill {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(255,255,255,0.95);
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: 50px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  backdrop-filter: blur(5px);
  letter-spacing: 0.05em;
}

.news-card .card-body {
  padding: 24px;
}

.news-card .card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.news-card .card-meta i {
  font-size: 14px;
  color: var(--primary);
}

.news-card h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.4;
  margin-bottom: 10px;
}

.news-card h3 a {
  color: inherit;
}

.news-card h3 a:hover {
  color: var(--primary);
}

.news-card .card-desc {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 16px;
}

.news-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
}

.news-card .card-link i {
  transition: transform 0.3s ease;
}

.news-card .card-link:hover i {
  transform: translateX(4px);
}

/* ========== 深色资讯特色 ========== */
.feature-dark-section {
  padding: 100px 0;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.feature-dark-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(99,102,241,0.15) 0%, transparent 70%);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 2;
}

.feature-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.feature-item:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-6px);
}

.feature-item .icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 16px;
  font-size: 24px;
  color: #fff;
}

.feature-item h3 {
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-item p {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  line-height: 1.7;
}

/* ========== 资讯速报 ========== */
.quick-news-section {
  padding: 100px 0;
}

.quick-news-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.quick-news-list {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 30px;
}

.quick-news-item {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}

.quick-news-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.quick-news-item:first-child {
  padding-top: 0;
}

.news-date {
  flex-shrink: 0;
  text-align: center;
  width: 56px;
  height: 56px;
  background: var(--primary-bg);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.news-date .day {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
}

.news-date .month {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}

.quick-news-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.4;
}

.quick-news-item h3 a:hover {
  color: var(--primary);
}

.quick-news-item p {
  font-size: 13px;
  color: var(--text-muted);
}

.sidebar-card {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  border-radius: var(--radius);
  padding: 36px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.sidebar-card::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 150px;
  height: 150px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
}

.sidebar-card h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 14px;
  position: relative;
  z-index: 2;
}

.sidebar-card p {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 24px;
  position: relative;
  z-index: 2;
}

.sidebar-card .btn {
  position: relative;
  z-index: 2;
}

/* ========== 榜单板块 ========== */
.rank-section {
  padding: 100px 0;
  background: var(--primary-bg);
}

.rank-layout {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.rank-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.rank-header {
  padding: 24px 28px;
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rank-header h3 {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  margin: 0;
}

.rank-header .badge {
  background: var(--secondary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
}

.rank-list {
  padding: 20px 28px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.rank-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  background: var(--bg-body);
  color: var(--text-muted);
  flex-shrink: 0;
}

.rank-item:nth-child(1) .rank-num,
.rank-item:nth-child(2) .rank-num,
.rank-item:nth-child(3) .rank-num {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
  color: #fff;
}

.rank-info {
  flex: 1;
}

.rank-info h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 2px;
}

.rank-info p {
  font-size: 12px;
  color: var(--text-muted);
}

.rank-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  background: var(--primary-bg);
  color: var(--primary);
}

/* ========== 操作指南 ========== */
.guide-section {
  padding: 100px 0;
}

.guide-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}

.guide-step {
  text-align: center;
  padding: 36px 28px;
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
}

.guide-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}

.guide-step .step-num {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
}

.guide-step .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-bg);
  border-radius: 16px;
  font-size: 26px;
  color: var(--primary);
}

.guide-step h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
}

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

.guide-note {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  padding: 20px;
  background: var(--secondary-bg);
  border-radius: var(--radius);
  border: 1px solid #fcd34d;
}

.guide-note p {
  font-size: 14px;
  color: #92400e;
}

.guide-note i {
  color: var(--secondary);
  margin-right: 8px;
}

/* ========== FAQ ========== */
.faq-section {
  padding: 100px 0;
  background: var(--bg-white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

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

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

.faq-item .faq-question {
  padding: 22px 28px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-item .faq-question h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.faq-item .faq-question i {
  color: var(--primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item .faq-answer {
  padding: 0 28px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item .faq-answer p {
  padding-bottom: 22px;
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.8;
  padding-top: 4px;
}

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

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

/* ========== CTA ========== */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #1e1b4b 0%, #4f46e5 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -80px;
  right: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-content {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-content h2 {
  color: #fff;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.cta-content p {
  color: rgba(255,255,255,0.85);
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 36px;
}

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

/* ========== 页脚 ========== */
.site-footer {
  background: #0f172a;
  padding: 70px 0 30px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand h3 {
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand h3 i {
  color: var(--primary-light);
}

.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  line-height: 1.9;
  max-width: 400px;
}

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

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-bottom span,
.footer-bottom a {
  color: rgba(255,255,255,0.4);
  font-size: 13px;
}

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

/* ========== 媒体查询 ========== */
@media (max-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

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

  .guide-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .rank-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

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

  .brand {
    font-size: 18px;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    padding: 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    z-index: 999;
    border-bottom: 1px solid var(--border-color);
  }

  .main-nav.open {
    transform: translateY(0);
  }

  .nav-link {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
  }

  .nav-cta {
    margin-left: 0;
    justify-content: center;
    margin-top: 8px;
  }

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

  .category-hero .hero-sub {
    font-size: 16px;
  }

  .news-section,
  .feature-dark-section,
  .quick-news-section,
  .rank-section,
  .guide-section,
  .faq-section,
  .cta-section {
    padding: 60px 0;
  }

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

  .quick-news-layout {
    grid-template-columns: 1fr;
  }

  .guide-steps {
    grid-template-columns: 1fr;
  }

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

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

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

  .hero-cta-group {
    flex-direction: column;
  }

  .hero-cta-group .btn {
    width: 100%;
  }
}

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

  .category-hero h1 {
    font-size: 28px;
  }

  .section-header {
    margin-bottom: 30px;
  }

  .rank-item {
    flex-wrap: wrap;
  }

  .rank-tag {
    width: 100%;
    justify-content: center;
  }

  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }

  .nav-cta {
    padding: 12px 20px;
  }
}

/* roulang page: article */
:root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --primary-light: #eef2ff;
            --accent: #10b981;
            --accent-light: #d1fae5;
            --bg: #f8fafc;
            --text: #1e293b;
            --muted: #64748b;
            --border: #e2e8f0;
            --white: #ffffff;
            --radius: 14px;
            --radius-sm: 8px;
            --shadow: 0 4px 24px rgba(99, 102, 241, 0.08);
            --shadow-lg: 0 12px 48px rgba(99, 102, 241, 0.15);
            --transition: all 0.3s ease;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        .grid-container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }

        .site-header {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 10px rgba(0, 0, 0, 0.03);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
        }
        .brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.4px;
        }
        .brand i {
            color: var(--primary);
            font-size: 1.5rem;
            background: var(--primary-light);
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            color: var(--muted);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 16px;
            border-radius: 10px;
            transition: var(--transition);
            line-height: 1.4;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 700;
        }
        .nav-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--text);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
        }
        .nav-toggle:hover { background: var(--primary-light); }
        .nav-cta { margin-left: 12px; }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        }
        .btn-light:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .article-banner {
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            position: relative;
            padding: 70px 0 64px;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(30, 27, 75, 0.78);
        }
        .article-banner .grid-container { position: relative; z-index: 1; }
        .breadcrumb {
            font-size: 0.88rem;
            margin-bottom: 18px;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .breadcrumb a { color: rgba(255, 255, 255, 0.7); }
        .breadcrumb a:hover { color: #fff; }
        .breadcrumb .sep { color: rgba(255, 255, 255, 0.4); }
        .breadcrumb .current { color: rgba(255, 255, 255, 0.9); max-width: 360px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .article-banner h1 {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.35;
            max-width: 860px;
            margin-bottom: 22px;
            color: #fff;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .article-meta {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .article-meta i { color: rgba(255, 255, 255, 0.6); }

        .article-body { padding: 50px 0 20px; }
        .article-content {
            max-width: 860px;
            margin: 0 auto;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 44px 48px;
            box-shadow: var(--shadow);
        }
        .article-content p {
            margin-bottom: 1.5em;
            font-size: 1.05rem;
            line-height: 1.9;
            color: #334155;
        }
        .article-content h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 1.8em 0 0.8em;
            color: var(--text);
            padding-bottom: 8px;
            border-bottom: 2px solid var(--primary-light);
        }
        .article-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 1.5em 0 0.6em;
            color: var(--text);
        }
        .article-content h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 1.2em 0 0.5em;
        }
        .article-content ul,
        .article-content ol { margin: 1em 0 1.5em 1.5em; }
        .article-content li { margin-bottom: 0.5em; line-height: 1.8; }
        .article-content img {
            border-radius: 12px;
            box-shadow: var(--shadow);
            margin: 1.5em 0;
            display: block;
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            margin: 1.5em 0;
            color: var(--muted);
            font-size: 0.98rem;
        }
        .article-content blockquote p { margin-bottom: 0; color: var(--muted); }
        .article-content a { text-decoration: underline; text-underline-offset: 3px; }
        .article-content code {
            background: #f1f5f9;
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 0.9em;
            font-family: monospace;
        }
        .article-content table { width: 100%; border-collapse: collapse; margin: 1.2em 0; }
        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
            font-size: 0.95rem;
        }
        .article-content table th { background: var(--primary-light); font-weight: 600; }

        .article-footer-meta {
            max-width: 860px;
            margin: 24px auto 0;
            padding: 22px 0;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .article-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary-dark);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .tag:hover { background: var(--primary); color: #fff; }
        .article-share {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--muted);
        }
        .share-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--muted);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .share-link:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .related-section {
            padding: 60px 0;
            background: var(--white);
            border-top: 1px solid var(--border);
            margin-top: 40px;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 10px;
            color: var(--text);
        }
        .section-title span { color: var(--primary); }
        .section-subtitle {
            text-align: center;
            color: var(--muted);
            font-size: 1rem;
            margin-bottom: 40px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 10px;
        }
        .related-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            display: block;
            color: var(--text);
            position: relative;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            color: var(--text);
            border-color: rgba(99, 102, 241, 0.3);
        }
        .related-card .img-wrap {
            position: relative;
            overflow: hidden;
            height: 170px;
            background: var(--primary-light);
        }
        .related-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .img-wrap img { transform: scale(1.05); }
        .related-card .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(99, 102, 241, 0.9);
            color: #fff;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 500;
        }
        .related-card-body { padding: 18px 18px 20px; }
        .related-card-body h3 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 10px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 2.9em;
        }
        .related-card-body .related-meta {
            font-size: 0.8rem;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .faq-section { padding: 60px 0; }
        .faq-list { max-width: 860px; margin: 0 auto; }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 28px;
            margin-bottom: 16px;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(99, 102, 241, 0.3);
        }
        .faq-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .faq-item h3 i {
            color: var(--primary);
            font-size: 1.1rem;
            width: 28px;
            height: 28px;
            background: var(--primary-light);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .faq-item p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.75;
            padding-left: 40px;
        }

        .cta-section { padding: 40px 0 70px; }
        .cta-box {
            background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
            border-radius: 24px;
            padding: 64px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-box::after {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-box .container { position: relative; z-index: 1; }
        .cta-box h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-box p {
            font-size: 1.05rem;
            opacity: 0.85;
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 0;
        }
        .site-footer h3 {
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .site-footer h3 i {
            color: var(--primary);
            background: rgba(99, 102, 241, 0.2);
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }
        .site-footer p {
            font-size: 0.92rem;
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 12px; }
        .footer-col ul a {
            color: #94a3b8;
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul a:hover { color: #fff; padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: #64748b;
        }
        .footer-bottom a {
            color: #94a3b8;
        }
        .footer-bottom a:hover { color: #fff; }

        .not-found {
            text-align: center;
            padding: 70px 30px;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            max-width: 680px;
            margin: 0 auto;
        }
        .not-found i {
            font-size: 3.2rem;
            color: var(--primary);
            margin-bottom: 18px;
            display: block;
            background: var(--primary-light);
            width: 80px;
            height: 80px;
            border-radius: 50%;
            line-height: 1.6;
            margin-left: auto;
            margin-right: auto;
        }
        .not-found h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .not-found p {
            color: var(--muted);
            margin-bottom: 28px;
            font-size: 1rem;
        }

        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .article-banner h1 { font-size: 1.9rem; }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .main-nav {
                position: absolute;
                top: 74px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 20px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
                display: none;
                gap: 4px;
            }
            .main-nav.open { display: flex; }
            .main-nav .nav-link { padding: 14px 16px; width: 100%; border-radius: 10px; }
            .main-nav .nav-cta { margin: 12px 0 0; width: 100%; }
            .header-inner { height: 68px; }
            .brand { font-size: 1.1rem; }
            .brand i { width: 34px; height: 34px; font-size: 1.2rem; }
            .article-banner { padding: 48px 0 40px; }
            .article-banner h1 { font-size: 1.6rem; }
            .article-content { padding: 28px 24px; }
            .article-content p { font-size: 1rem; }
            .cta-box { padding: 44px 24px; }
            .cta-box h2 { font-size: 1.6rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
        }
        @media (max-width: 520px) {
            .related-grid { grid-template-columns: 1fr; }
            .article-meta { gap: 12px; flex-direction: column; }
            .article-content { padding: 20px 18px; }
            .article-body { padding: 36px 0 10px; }
            .section-title { font-size: 1.5rem; }
            .faq-item { padding: 18px 20px; }
            .faq-item p { padding-left: 0; margin-top: 6px; }
            .cta-box { padding: 36px 20px; }
            .cta-box p { font-size: 0.95rem; }
            .cta-buttons { flex-direction: column; align-items: stretch; }
            .cta-buttons .btn { width: 100%; }
            .article-banner h1 { font-size: 1.35rem; }
        }

/* roulang page: category2 */
:root {
      --primary: #5b3df5;
      --primary-dark: #4529d9;
      --primary-light: #efeafd;
      --accent: #ff8a3d;
      --accent-light: #fff1e8;
      --bg: #f6f7fb;
      --bg-deep: #101236;
      --surface: #ffffff;
      --text: #1c1e36;
      --text-weak: #6b7094;
      --border: #e6e8f2;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --shadow-sm: 0 2px 10px rgba(26, 31, 70, 0.06);
      --shadow-md: 0 8px 28px rgba(26, 31, 70, 0.1);
      --shadow-lg: 0 18px 45px rgba(26, 31, 70, 0.16);
      --transition: 0.25s ease;
    }

    *,
    *::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);
      color: var(--text);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    img {
      max-width: 100%;
      display: block;
      border-radius: var(--radius-md);
    }

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

    ul,
    ol {
      list-style: none;
    }

    button,
    input,
    select,
    textarea {
      font: inherit;
      color: inherit;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(14px);
      position: sticky;
      top: 0;
      z-index: 100;
      border-bottom: 1px solid rgba(230, 232, 242, 0.8);
      box-shadow: 0 2px 16px rgba(26, 31, 70, 0.05);
    }

    .site-header .grid-container {
      max-width: 1200px;
    }

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

    .brand {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--text);
      letter-spacing: 0.5px;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }

    .brand i {
      color: var(--primary);
      font-size: 1.6rem;
    }

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

    .nav-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text);
      cursor: pointer;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      transition: background var(--transition);
    }

    .nav-toggle:focus-visible {
      outline: 3px solid var(--primary-light);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
    }

    .nav-link {
      font-weight: 600;
      color: var(--text-weak);
      padding: 8px 4px;
      border-bottom: 2px solid transparent;
      position: relative;
      transition: color var(--transition), border-color var(--transition);
    }

    .nav-link:hover {
      color: var(--primary);
      border-bottom-color: var(--primary-light);
    }

    .nav-link.active {
      color: var(--primary);
      border-bottom-color: var(--primary);
    }

    .nav-cta {
      background: var(--primary);
      color: #fff;
      border: none;
      padding: 10px 22px;
      border-radius: 40px;
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 6px 18px rgba(91, 61, 245, 0.28);
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    }

    .nav-cta:hover {
      background: var(--primary-dark);
      box-shadow: 0 10px 26px rgba(91, 61, 245, 0.36);
      transform: translateY(-2px);
      color: #fff;
    }

    .nav-cta:active {
      transform: scale(0.97);
    }

    /* ===== Banner ===== */
    .page-banner {
      position: relative;
      padding: 88px 0 72px;
      background: linear-gradient(135deg, rgba(16, 18, 54, 0.86), rgba(91, 61, 245, 0.76)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      color: #fff;
      text-align: center;
      overflow: hidden;
    }

    .page-banner::after {
      content: '';
      position: absolute;
      right: -80px;
      top: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 138, 61, 0.5), transparent 65%);
      pointer-events: none;
    }

    .page-banner .banner-inner {
      position: relative;
      z-index: 2;
      max-width: 720px;
      margin: 0 auto;
    }

    .page-banner .banner-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.24);
      padding: 6px 18px;
      border-radius: 40px;
      font-size: 0.85rem;
      letter-spacing: 1px;
      color: #fff;
      margin-bottom: 22px;
    }

    .page-banner h1 {
      font-size: 2.8rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 18px;
      letter-spacing: 1px;
    }

    .page-banner p {
      font-size: 1.1rem;
      color: rgba(255, 255, 255, 0.85);
      max-width: 560px;
      margin: 0 auto 30px;
    }

    .banner-search {
      display: flex;
      max-width: 440px;
      margin: 0 auto;
      background: #fff;
      border-radius: 50px;
      padding: 5px;
      box-shadow: 0 10px 30px rgba(16, 18, 54, 0.18);
    }

    .banner-search input {
      flex: 1;
      border: none;
      background: transparent;
      padding: 10px 18px;
      font-size: 0.95rem;
      outline: none;
      border-radius: 50px;
    }

    .banner-search button {
      background: var(--accent);
      color: #fff;
      border: none;
      border-radius: 40px;
      padding: 10px 24px;
      font-weight: 600;
      cursor: pointer;
      transition: background var(--transition), transform var(--transition);
    }

    .banner-search button:hover {
      background: #f07620;
      transform: scale(1.03);
    }

    /* ===== Stats ===== */
    .stats-section {
      padding: 64px 0 20px;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .stat-card {
      background: var(--surface);
      border-radius: var(--radius-md);
      border: 1px solid var(--border);
      text-align: center;
      padding: 32px 20px;
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .stat-card .num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.2;
    }

    .stat-card .label {
      color: var(--text-weak);
      font-size: 0.95rem;
      margin-top: 8px;
    }

    /* ===== Section base ===== */
    .section-pad {
      padding: 70px 0;
    }

    .section-head {
      text-align: center;
      max-width: 640px;
      margin: 0 auto 48px;
    }

    .section-head .eyebrow {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 700;
      letter-spacing: 2px;
      color: var(--primary);
      text-transform: uppercase;
      background: var(--primary-light);
      padding: 6px 16px;
      border-radius: 40px;
      margin-bottom: 14px;
    }

    .section-head h2 {
      font-size: 2.1rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 14px;
    }

    .section-head p {
      color: var(--text-weak);
      font-size: 1.05rem;
    }

    /* ===== Game Cards ===== */
    .game-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .game-card {
      background: var(--surface);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition);
      display: flex;
      flex-direction: column;
    }

    .game-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-lg);
    }

    .game-cover {
      position: relative;
      height: 200px;
      overflow: hidden;
    }

    .game-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 0;
      transition: transform 0.5s ease;
    }

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

    .game-cover .badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(16, 18, 54, 0.82);
      color: #fff;
      border-radius: 40px;
      padding: 5px 14px;
      font-size: 0.82rem;
      font-weight: 600;
      backdrop-filter: blur(4px);
    }

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

    .game-body h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 6px;
      line-height: 1.4;
    }

    .game-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
      font-size: 0.85rem;
      color: var(--text-weak);
    }

    .game-meta .tags {
      display: flex;
      gap: 6px;
      flex-wrap: wrap;
    }

    .tag {
      background: var(--primary-light);
      color: var(--primary-dark);
      padding: 3px 10px;
      border-radius: 30px;
      font-size: 0.8rem;
      font-weight: 600;
    }

    .game-meta .score {
      font-weight: 800;
      color: var(--accent);
      font-size: 1rem;
      white-space: nowrap;
    }

    .game-body p {
      color: var(--text-weak);
      font-size: 0.92rem;
      line-height: 1.65;
      flex: 1;
    }

    .game-footer {
      margin-top: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border);
      padding-top: 14px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: var(--primary);
      color: #fff;
      border: none;
      padding: 10px 22px;
      border-radius: 40px;
      font-weight: 600;
      font-size: 0.92rem;
      cursor: pointer;
      transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
      box-shadow: 0 4px 14px rgba(91, 61, 245, 0.22);
    }

    .btn:hover {
      background: var(--primary-dark);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(91, 61, 245, 0.3);
    }

    .btn:active {
      transform: scale(0.97);
    }

    .btn-outline {
      background: transparent;
      border: 2px solid var(--primary);
      color: var(--primary);
      box-shadow: none;
    }

    .btn-outline:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
      box-shadow: none;
    }

    .btn-light {
      background: #fff;
      color: var(--primary-dark);
      box-shadow: 0 6px 18px rgba(16, 18, 54, 0.16);
    }

    .btn-light:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
      box-shadow: 0 8px 24px rgba(16, 18, 54, 0.22);
    }

    .btn-sm {
      padding: 7px 16px;
      font-size: 0.85rem;
      border-radius: 30px;
    }

    /* ===== Standard Section ===== */
    .standard-section {
      background: var(--surface);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .standard-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .standard-media {
      position: relative;
    }

    .standard-media img {
      width: 100%;
      height: 380px;
      object-fit: cover;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
    }

    .standard-media::after {
      content: '';
      position: absolute;
      right: -18px;
      top: 24px;
      width: 70%;
      height: 100%;
      border: 3px solid var(--primary-light);
      border-radius: var(--radius-lg);
      z-index: 0;
    }

    .standard-media>* {
      position: relative;
      z-index: 1;
    }

    .standard-content h2 {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 14px;
      line-height: 1.35;
    }

    .standard-content>p {
      color: var(--text-weak);
      margin-bottom: 28px;
    }

    .standard-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .standard-item {
      display: flex;
      gap: 14px;
      padding: 18px;
      border-radius: var(--radius-md);
      background: var(--bg);
      border: 1px solid var(--border);
      transition: box-shadow var(--transition), transform var(--transition);
    }

    .standard-item:hover {
      box-shadow: var(--shadow-sm);
      transform: translateY(-3px);
    }

    .standard-item .icon {
      flex: none;
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
    }

    .standard-item h4 {
      font-size: 0.98rem;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .standard-item p {
      font-size: 0.85rem;
      color: var(--text-weak);
      line-height: 1.5;
    }

    /* ===== Ranking ===== */
    .ranking-section {
      background: var(--bg-deep);
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .ranking-section::before {
      content: '';
      position: absolute;
      left: -120px;
      bottom: -80px;
      width: 320px;
      height: 320px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(91, 61, 245, 0.5), transparent 60%);
      pointer-events: none;
    }

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

    .ranking-section .section-head p {
      color: rgba(255, 255, 255, 0.7);
    }

    .ranking-list {
      display: grid;
      gap: 16px;
      max-width: 860px;
      margin: 0 auto;
    }

    .ranking-item {
      display: flex;
      align-items: center;
      gap: 20px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 18px 22px;
      transition: background var(--transition), transform var(--transition);
    }

    .ranking-item:hover {
      background: rgba(255, 255, 255, 0.12);
      transform: translateX(6px);
    }

    .ranking-num {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--accent);
      min-width: 44px;
      text-align: center;
    }

    .ranking-info {
      flex: 1;
    }

    .ranking-info h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .ranking-info .genres {
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.6);
    }

    .ranking-score {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
    }

    .ranking-score small {
      font-size: 0.8rem;
      color: rgba(255, 255, 255, 0.5);
    }

    /* ===== Latest News ===== */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .news-card {
      display: flex;
      gap: 18px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: box-shadow var(--transition), transform var(--transition);
    }

    .news-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .news-card img {
      width: 140px;
      height: 100px;
      object-fit: cover;
      border-radius: var(--radius-sm);
      flex: none;
    }

    .news-body {
      flex: 1;
    }

    .news-body .date {
      font-size: 0.82rem;
      color: var(--text-weak);
      margin-bottom: 6px;
    }

    .news-body h4 {
      font-size: 1rem;
      font-weight: 700;
      line-height: 1.45;
      margin-bottom: 8px;
    }

    .news-body p {
      font-size: 0.88rem;
      color: var(--text-weak);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    /* ===== FAQ ===== */
    .faq-section {
      background: var(--surface);
    }

    .faq-list {
      max-width: 780px;
      margin: 0 auto;
    }

    .faq-item {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: box-shadow var(--transition);
    }

    .faq-item:hover {
      box-shadow: var(--shadow-sm);
    }

    .faq-item summary {
      padding: 18px 24px;
      font-weight: 700;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      background: #fff;
      transition: background var(--transition);
    }

    .faq-item summary:hover {
      background: var(--bg);
    }

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

    .faq-item summary::after {
      content: '+';
      font-size: 1.6rem;
      font-weight: 400;
      color: var(--primary);
      flex: none;
      transition: transform var(--transition), color var(--transition);
    }

    .faq-item[open] summary::after {
      transform: rotate(45deg);
      color: var(--accent);
    }

    .faq-item .answer {
      padding: 0 24px 20px;
      color: var(--text-weak);
      font-size: 0.95rem;
      line-height: 1.7;
    }

    /* ===== CTA ===== */
    .cta-section {
      position: relative;
      padding: 100px 0;
      background: linear-gradient(120deg, rgba(16, 18, 54, 0.9), rgba(91, 61, 245, 0.85)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
      color: #fff;
      text-align: center;
    }

    .cta-section h2 {
      font-size: 2.2rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .cta-section p {
      font-size: 1.05rem;
      color: rgba(255, 255, 255, 0.85);
      max-width: 480px;
      margin: 0 auto 30px;
    }

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

    /* ===== Footer ===== */
    .site-footer {
      background: #0c0e2b;
      color: rgba(255, 255, 255, 0.72);
      padding-top: 70px;
    }

    .site-footer .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 50px;
      padding-bottom: 44px;
    }

    .footer-brand h3 {
      font-size: 1.45rem;
      color: #fff;
      margin-bottom: 16px;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }

    .footer-brand h3 i {
      color: var(--primary);
      font-size: 1.7rem;
    }

    .footer-brand p {
      font-size: 0.92rem;
      line-height: 1.75;
      max-width: 340px;
      color: rgba(255, 255, 255, 0.55);
    }

    .footer-col h4 {
      color: #fff;
      font-size: 1rem;
      margin-bottom: 20px;
      font-weight: 700;
    }

    .footer-col ul {
      display: grid;
      gap: 12px;
    }

    .footer-col a {
      color: rgba(255, 255, 255, 0.58);
      font-size: 0.92rem;
      transition: color var(--transition), padding-left var(--transition);
    }

    .footer-col a:hover {
      color: var(--primary);
      padding-left: 6px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 24px 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      font-size: 0.88rem;
      color: rgba(255, 255, 255, 0.45);
    }

    .footer-bottom a {
      color: rgba(255, 255, 255, 0.6);
    }

    .footer-bottom a:hover {
      color: var(--primary);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .game-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .stats-grid {
        grid-template-columns: repeat(4, 1fr);
      }

      .standard-grid {
        gap: 40px;
      }

      .standard-media img {
        height: 320px;
      }
    }

    @media (max-width: 768px) {
      .site-header .grid-container {
        padding: 0 16px;
      }

      .nav-toggle {
        display: block;
      }

      .main-nav {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 10px 24px 20px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        display: none;
      }

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

      .main-nav .nav-link {
        padding: 14px 8px;
        border-bottom: 1px solid var(--border);
      }

      .main-nav .nav-cta {
        margin-top: 14px;
        text-align: center;
        justify-content: center;
      }

      .page-banner {
        padding: 70px 0 56px;
      }

      .page-banner h1 {
        font-size: 2rem;
      }

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

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

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

      .standard-media::after {
        display: none;
      }

      .standard-list {
        grid-template-columns: 1fr 1fr;
      }

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

      .news-card img {
        width: 110px;
        height: 84px;
      }

      .ranking-item {
        flex-wrap: wrap;
        gap: 10px;
      }

      .ranking-score {
        font-size: 1.4rem;
      }

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

    @media (max-width: 520px) {
      body {
        font-size: 15px;
      }

      .section-pad {
        padding: 50px 0;
      }

      .section-head h2 {
        font-size: 1.55rem;
      }

      .page-banner h1 {
        font-size: 1.7rem;
      }

      .page-banner p {
        font-size: 0.95rem;
      }

      .banner-search {
        flex-direction: column;
        gap: 8px;
        background: transparent;
        box-shadow: none;
        padding: 0;
      }

      .banner-search input,
      .banner-search button {
        border-radius: 40px;
      }

      .banner-search input {
        border: 1px solid rgba(255, 255, 255, 0.3);
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
      }

      .banner-search input::placeholder {
        color: rgba(255, 255, 255, 0.6);
      }

      .standard-list {
        grid-template-columns: 1fr;
      }

      .standard-media img {
        height: 240px;
      }

      .news-card {
        flex-direction: column;
      }

      .news-card img {
        width: 100%;
        height: 140px;
      }

      .cta-section {
        padding: 70px 0;
      }

      .cta-section h2 {
        font-size: 1.6rem;
      }

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