/* roulang page: index */
:root {
  --primary: #1e2a5a;
  --primary-light: #2c3f80;
  --primary-dark: #0e1735;
  --accent: #c9a45c;
  --accent-light: #e6d3a8;
  --accent-dark: #a9853d;
  --bg: #f6f7fc;
  --bg-alt: #eef0f7;
  --bg-dark: #0e1735;
  --text: #1c2135;
  --text-weak: #5f6577;
  --text-light: #8b90a0;
  --border: #e4e7f0;
  --white: #ffffff;
  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 12px rgba(14,23,53,0.06);
  --shadow: 0 8px 30px rgba(14,23,53,0.08);
  --shadow-hover: 0 16px 44px rgba(14,23,53,0.14);
  --transition: 0.3s ease;
  --container: 1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
img{max-width:100%;display:block;height:auto}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;border:none;outline:none;background:none}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:clamp(56px,7vw,104px) 0}
.section-head{text-align:center;max-width:720px;margin:0 auto clamp(36px,5vw,64px)}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(201,164,92,0.14);
  color:var(--accent-dark);
  padding:7px 18px;border-radius:100px;
  font-size:0.8rem;font-weight:600;letter-spacing:0.06em;
  margin-bottom:16px;text-transform:uppercase;
}
.section-head h2{font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-0.02em;line-height:1.25}
.section-head p{color:var(--text-weak);font-size:1.02rem;margin-top:12px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;
  height:74px;gap:20px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:1.05rem;letter-spacing:-0.02em;
  box-shadow:0 4px 14px rgba(30,42,90,0.28);
}
.logo-text{font-weight:800;font-size:1.2rem;letter-spacing:-0.01em;color:var(--primary)}
.logo-text span{color:var(--accent)}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:100px;
  font-weight:500;font-size:0.92rem;color:var(--text-weak);
  transition:all var(--transition);
}
.nav-link i{font-size:0.85rem;opacity:0.8}
.nav-link:hover{color:var(--primary);background:rgba(30,42,90,0.06)}
.nav-link.active{color:var(--primary);background:rgba(30,42,90,0.08);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:#fff;font-weight:600;font-size:0.9rem;
  padding:10px 22px;border-radius:100px;
  box-shadow:0 4px 16px rgba(30,42,90,0.28);
  transition:all var(--transition);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(30,42,90,0.34);color:#fff}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;background:rgba(30,42,90,0.06);align-items:center;justify-content:center;font-size:1.2rem;color:var(--primary);cursor:pointer}

/* Hero */
.hero{
  position:relative;
  background:linear-gradient(135deg,rgba(14,23,53,0.9) 0%,rgba(30,42,90,0.78) 55%,rgba(44,63,128,0.65) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:clamp(80px,12vw,150px) 0 clamp(70px,10vw,130px);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;bottom:-1px;left:0;right:0;height:120px;
  background:linear-gradient(to top,var(--bg),transparent);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:var(--container);margin:0 auto;padding:0 24px}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.2);
  padding:8px 20px;border-radius:100px;
  font-size:0.82rem;font-weight:500;letter-spacing:0.05em;
  backdrop-filter:blur(8px);
  margin-bottom:28px;
}
.hero-badge i{color:var(--accent)}
.hero h1{
  font-size:clamp(2.4rem,6.5vw,4rem);
  font-weight:900;line-height:1.15;letter-spacing:-0.02em;
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent-light),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-text{
  font-size:clamp(1rem,1.8vw,1.15rem);
  color:rgba(255,255,255,0.85);
  max-width:640px;line-height:1.8;
  margin-bottom:36px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:52px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 32px;border-radius:100px;
  font-weight:600;font-size:0.96rem;letter-spacing:0.02em;
  cursor:pointer;transition:all var(--transition);
  border:2px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));
  color:#0e1735;box-shadow:0 8px 26px rgba(201,164,92,0.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(201,164,92,0.46)}
.btn-outline{
  background:rgba(255,255,255,0.08);
  border-color:rgba(255,255,255,0.45);
  color:#fff;backdrop-filter:blur(6px);
}
.btn-outline:hover{background:rgba(255,255,255,0.18);transform:translateY(-3px)}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:36px;
  border-top:1px solid rgba(255,255,255,0.15);padding-top:32px;
}
.hero-stat .num{font-size:2rem;font-weight:800;color:#fff;letter-spacing:-0.02em}
.hero-stat .num small{font-size:0.8rem;font-weight:600;color:var(--accent-light);margin-left:2px}
.hero-stat .label{font-size:0.82rem;color:rgba(255,255,255,0.65);margin-top:4px;letter-spacing:0.04em}

/* Feature cards */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feature-card{
  background:var(--white);border-radius:var(--radius-lg);
  padding:40px 32px;border:1px solid var(--border);
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
  transition:all var(--transition);
}
.feature-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent-light));
  opacity:0;transition:opacity var(--transition);
}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:transparent}
.feature-card:hover::before{opacity:1}
.feature-icon{
  width:64px;height:64px;border-radius:20px;
  background:linear-gradient(135deg,rgba(30,42,90,0.08),rgba(201,164,92,0.14));
  display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;color:var(--primary);margin-bottom:24px;
  transition:transform var(--transition);
}
.feature-card:hover .feature-icon{transform:scale(1.05) rotate(-3deg)}
.feature-card h3{font-size:1.2rem;font-weight:700;margin-bottom:12px;color:var(--text)}
.feature-card p{color:var(--text-weak);font-size:0.94rem;line-height:1.75}

/* Category cards */
.category-section{background:var(--bg-alt)}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.category-card{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  height:320px;display:block;box-shadow:var(--shadow-sm);
  transition:all var(--transition);
}
.category-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.category-card img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s ease}
.category-card:hover img{transform:scale(1.06)}
.category-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(14,23,53,0.72) 0%,rgba(14,23,53,0.18) 60%,transparent 100%);
}
.category-card-content{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:28px;color:#fff;
}
.category-card-content .cat-label{
  display:inline-block;background:var(--accent);color:#0e1735;
  font-size:0.72rem;font-weight:700;letter-spacing:0.08em;
  padding:5px 14px;border-radius:100px;margin-bottom:12px;
  text-transform:uppercase;
}
.category-card-content h3{font-size:1.35rem;font-weight:700;letter-spacing:-0.01em}
.category-card-content p{font-size:0.85rem;color:rgba(255,255,255,0.8);margin-top:6px}
.category-card-content .cat-link{display:inline-flex;align-items:center;gap:6px;font-size:0.85rem;font-weight:600;margin-top:14px;color:var(--accent-light)}
.category-card-content .cat-link i{transition:transform var(--transition)}
.category-card:hover .cat-link i{transform:translateX(4px)}

/* Stats band */
.stats-band{
  background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 60%,var(--primary-light) 100%);
  color:#fff;padding:clamp(50px,7vw,90px) 0;position:relative;overflow:hidden;
}
.stats-band::before{
  content:"";position:absolute;top:-60px;right:-60px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,0.05);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;z-index:2}
.stat-item{text-align:center;padding:10px}
.stat-item .num{font-size:clamp(2rem,4.5vw,3rem);font-weight:900;letter-spacing:-0.02em}
.stat-item .num em{font-style:normal;color:var(--accent)}
.stat-item .label{font-size:0.9rem;color:rgba(255,255,255,0.7);margin-top:8px;letter-spacing:0.05em}
.stat-item .bar{width:36px;height:3px;background:var(--accent);margin:16px auto 0;border-radius:2px}

/* News section */
.news-wrap{display:grid;grid-template-columns:1fr 380px;gap:40px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:flex;align-items:flex-start;gap:20px;
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius);padding:22px 26px;
  transition:all var(--transition);
}
.news-item:hover{box-shadow:var(--shadow-hover);transform:translateX(4px);border-color:transparent}
.news-date{
  flex-shrink:0;background:var(--bg-alt);
  border-radius:12px;padding:10px 14px;text-align:center;min-width:64px;
}
.news-date .day{font-size:1.4rem;font-weight:800;color:var(--primary);line-height:1.1;display:block}
.news-date .month{font-size:0.72rem;color:var(--text-weak);letter-spacing:0.06em}
.news-info{flex:1}
.news-cat{
  display:inline-block;background:rgba(201,164,92,0.14);color:var(--accent-dark);
  font-size:0.72rem;font-weight:600;padding:3px 12px;border-radius:100px;margin-bottom:6px;
}
.news-info h3{font-size:1.05rem;font-weight:700;line-height:1.5;margin-bottom:6px;transition:color var(--transition)}
.news-item:hover .news-info h3{color:var(--primary)}
.news-info p{font-size:0.88rem;color:var(--text-weak);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-box{
  background:var(--white);border:1px dashed var(--border);
  border-radius:var(--radius);padding:48px;text-align:center;color:var(--text-weak);
}
.empty-box i{font-size:2rem;color:var(--border);margin-bottom:12px;display:block}
.news-side{
  background:var(--white);border-radius:var(--radius-lg);
  border:1px solid var(--border);overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.news-side-img{position:relative;height:200px;overflow:hidden}
.news-side-img img{width:100%;height:100%;object-fit:cover}
.news-side-img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(14,23,53,0.6),transparent)}
.news-side-img .badge{
  position:absolute;top:16px;left:16px;z-index:2;
  background:var(--accent);color:#0e1735;font-size:0.72rem;font-weight:700;
  padding:5px 14px;border-radius:100px;
}
.news-side-body{padding:26px}
.news-side-body h3{font-size:1.1rem;font-weight:700;margin-bottom:10px;line-height:1.5}
.news-side-body p{font-size:0.88rem;color:var(--text-weak);line-height:1.7;margin-bottom:18px}
.news-side-body .btn-sm{
  display:inline-flex;align-items:center;gap:6px;
  font-size:0.85rem;font-weight:600;color:var(--primary);
}
.news-side-body .btn-sm i{transition:transform var(--transition)}
.news-side-body .btn-sm:hover i{transform:translateX(4px)}

/* Process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.process-grid::before{
  content:"";position:absolute;top:36px;left:10%;right:10%;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--border),var(--accent));
  opacity:0.5;
}
.process-step{text-align:center;position:relative;z-index:2}
.process-dot{
  width:72px;height:72px;margin:0 auto 20px;border-radius:50%;
  background:var(--white);border:2px solid var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.4rem;color:var(--primary);
  box-shadow:0 0 0 8px rgba(201,164,92,0.12);
}
.process-step h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.process-step p{font-size:0.87rem;color:var(--text-weak);max-width:180px;margin:0 auto;line-height:1.6}

/* Feature split */
.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split-img{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover)}
.split-img img{width:100%;height:420px;object-fit:cover}
.split-img::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(30,42,90,0.2),transparent)}
.split-img .float-card{
  position:absolute;bottom:24px;left:24px;z-index:2;
  background:rgba(255,255,255,0.95);backdrop-filter:blur(8px);
  border-radius:var(--radius);padding:18px 24px;
  box-shadow:var(--shadow);
}
.split-img .float-card .v{font-size:1.6rem;font-weight:800;color:var(--primary)}
.split-img .float-card .t{font-size:0.8rem;color:var(--text-weak)}
.split-text .section-tag{margin-bottom:12px}
.split-text h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;line-height:1.25;margin-bottom:20px;letter-spacing:-0.01em}
.split-text > p{color:var(--text-weak);font-size:1.02rem;line-height:1.8;margin-bottom:28px}
.split-list{display:flex;flex-direction:column;gap:16px;margin-bottom:30px}
.split-list li{
  display:flex;align-items:flex-start;gap:14px;
  background:var(--white);border-radius:var(--radius);
  padding:18px 20px;border:1px solid var(--border);
  transition:all var(--transition);
}
.split-list li:hover{box-shadow:var(--shadow-sm);transform:translateX(4px)}
.split-list li .li-icon{
  width:38px;height:38px;flex-shrink:0;border-radius:12px;
  background:rgba(201,164,92,0.14);color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;font-size:0.95rem;
}
.split-list li h4{font-size:0.98rem;font-weight:700;margin-bottom:2px}
.split-list li p{font-size:0.85rem;color:var(--text-weak);line-height:1.5}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius);margin-bottom:14px;
  overflow:hidden;transition:all var(--transition);
}
.faq-item:hover{border-color:var(--accent-light)}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:22px 26px;cursor:pointer;text-align:left;
  font-weight:600;font-size:1.02rem;color:var(--text);
  transition:background var(--transition);
}
.faq-question:hover{background:rgba(30,42,90,0.02)}
.faq-question i{color:var(--accent);font-size:0.9rem;transition:transform var(--transition)}
.faq-item[data-open="true"] .faq-question i{transform:rotate(180deg)}
.faq-answer{
  padding:0 26px;max-height:0;overflow:hidden;
  transition:max-height 0.4s ease,padding 0.4s ease;
}
.faq-item[data-open="true"] .faq-answer{
  max-height:300px;padding:0 26px 24px;
}
.faq-answer p{color:var(--text-weak);font-size:0.94rem;line-height:1.8}

/* CTA */
.cta-band{
  background:linear-gradient(135deg,rgba(14,23,53,0.92),rgba(30,42,90,0.85)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;text-align:center;padding:clamp(60px,9vw,110px) 0;position:relative;
}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{font-size:clamp(1.7rem,4vw,2.6rem);font-weight:800;letter-spacing:-0.01em;margin-bottom:16px}
.cta-band p{color:rgba(255,255,255,0.8);font-size:1.05rem;max-width:560px;margin:0 auto 32px}
.cta-band .btn-primary:hover{color:#0e1735}

/* Footer */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,0.75);padding:70px 0 0}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 0.8fr 0.8fr 1.2fr;
  gap:48px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo-text{color:#fff;font-size:1.3rem}
.footer-brand p{font-size:0.88rem;line-height:1.7;margin-top:16px;color:rgba(255,255,255,0.55);max-width:300px}
.footer-col h4{color:#fff;font-size:0.95rem;font-weight:700;margin-bottom:20px;letter-spacing:0.03em}
.footer-col ul li{margin-bottom:12px;font-size:0.88rem}
.footer-col ul li a{color:rgba(255,255,255,0.55);transition:all var(--transition)}
.footer-col ul li a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px;font-size:0.88rem;color:rgba(255,255,255,0.55)}
.footer-contact li i{color:var(--accent);margin-top:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  padding:24px 0;font-size:0.82rem;color:rgba(255,255,255,0.4);
  flex-wrap:wrap;gap:12px;
}

/* Responsive */
@media(max-width:1024px){
  .feature-grid,.category-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr);row-gap:40px}
  .process-grid::before{display:none}
  .news-wrap{grid-template-columns:1fr}
  .split-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
}
@media(max-width:768px){
  .main-nav{
    position:fixed;top:74px;right:0;left:0;z-index:99;
    background:var(--white);flex-direction:column;align-items:stretch;
    padding:16px 24px 24px;gap:6px;
    border-bottom:1px solid var(--border);
    box-shadow:var(--shadow);
    display:none;
  }
  .main-nav.open{display:flex}
  .nav-link{padding:12px 16px;font-size:1rem}
  .nav-cta{margin-top:10px;justify-content:center}
  .nav-toggle{display:flex}
  .hero-stats{gap:24px}
  .hero-stat{width:calc(50% - 12px)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .feature-grid,.category-grid{grid-template-columns:1fr}
  .split-img img{height:300px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
}
@media(max-width:520px){
  .container{padding:0 18px}
  .header-inner{padding:0 18px;height:64px}
  .main-nav{top:64px}
  .logo-text{font-size:1rem}
  .logo-mark{width:34px;height:34px;font-size:0.9rem}
  .hero{padding:70px 0 80px}
  .hero-actions .btn{width:100%}
  .btn{padding:13px 24px;font-size:0.9rem}
  .news-item{flex-direction:column;gap:14px;padding:18px}
  .news-date{display:flex;align-items:center;gap:8px}
  .news-date .day{font-size:1.1rem}
  .news-date .month{font-size:0.7rem}
  .stat-item .num{font-size:1.8rem}
  .section-head h2{font-size:1.4rem}
  .process-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center}
  .split-list li{padding:14px 16px}
  .faq-question{padding:18px 20px;font-size:0.92rem}
  .faq-answer{padding:0 20px}
  .faq-item[data-open="true"] .faq-answer{padding:0 20px 20px}
}

/* roulang page: category1 */
:root {
  --primary: #1e3a5f;
  --primary-dark: #12263a;
  --accent: #c99b3f;
  --accent-light: #e0b85c;
  --bg: #f5f7fb;
  --bg-light: #fbfcfe;
  --white: #ffffff;
  --text: #1f2937;
  --text-muted: #6b7280;
  --border: #e5e9f0;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 12px rgba(17, 24, 39, 0.06);
  --shadow: 0 10px 32px rgba(17, 24, 39, 0.10);
  --shadow-lg: 0 20px 48px rgba(17, 24, 39, 0.14);
  --space-section: 88px;
  --container: 1200px;
  --font-family: -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-family); font-size: 16px; line-height: 1.65; color: var(--text); background: var(--bg); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
button { font-family: inherit; cursor: pointer; }
ul, ol { list-style: none; }
section { scroll-margin-top: 90px; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border-radius: 999px; font-weight: 600; font-size: 15px;
  line-height: 1.4; text-decoration: none; transition: all .25s ease; border: 2px solid transparent; white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 18px rgba(201, 155, 63, .35); }
.btn-primary:hover { background: var(--accent-light); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(201, 155, 63, .42); }
.btn-outline-light { border-color: rgba(255, 255, 255, .85); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .14); transform: translateY(-2px); }
.btn-secondary { background: #eef1f5; color: var(--primary); padding: 8px 18px; font-size: 13px; border-radius: 999px; }
.btn-secondary:hover { background: #dfe4ea; transform: translateY(-1px); }
.btn-lg { padding: 14px 34px; font-size: 16px; }
.btn:focus-visible, a:focus-visible { outline: 3px solid rgba(201, 155, 63, .5); outline-offset: 2px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 24px;
  height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.logo-mark {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #2b4c6e);
  color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center;
  font-size: 19px; letter-spacing: -1px;
  box-shadow: 0 4px 14px rgba(30, 58, 95, .25);
}
.logo-text { font-size: 20px; font-weight: 700; color: var(--primary); line-height: 1.2; letter-spacing: .5px; }
.logo-text span { color: var(--accent); font-weight: 600; }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a { gap: 6px; }
.nav-link {
  color: var(--text-muted); text-decoration: none; font-weight: 500; font-size: 15px;
  padding: 10px 14px; border-radius: 999px; transition: all .2s ease; display: inline-flex; align-items: center;
}
.nav-link i { font-size: 14px; opacity: .8; transition: opacity .2s; }
.nav-link:hover { color: var(--primary); background: #f0f3f8; }
.nav-link.active { color: var(--primary); font-weight: 600; background: rgba(30, 58, 95, .08); }
.nav-cta {
  background: var(--primary); color: #fff; padding: 10px 20px; border-radius: 999px;
  text-decoration: none; font-weight: 600; font-size: 14px; transition: all .25s ease;
  display: inline-flex; align-items: center; gap: 6px; margin-left: 12px; box-shadow: 0 4px 14px rgba(30, 58, 95, .22);
}
.nav-cta:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(30, 58, 95, .3); }
.nav-toggle { display: none; background: none; border: none; font-size: 22px; color: var(--primary); cursor: pointer; padding: 6px; border-radius: 8px; }
.nav-toggle:hover { background: #f0f3f8; }

/* Hero */
.page-hero {
  background: linear-gradient(135deg, rgba(18, 38, 58, .88), rgba(30, 58, 95, .70)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff; padding: 100px 0 88px; position: relative; overflow: hidden;
}
.page-hero::after { content: ''; position: absolute; right: -80px; top: -60px; width: 320px; height: 320px; border-radius: 50%; border: 40px solid rgba(255, 255, 255, .04); }
.page-hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .22);
  padding: 6px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; letter-spacing: .5px; margin-bottom: 22px;
}
.hero-badge i { color: var(--accent-light); }
.page-hero h1 { font-size: 44px; line-height: 1.2; font-weight: 800; max-width: 640px; margin-bottom: 18px; letter-spacing: 1px; }
.page-hero p { font-size: 17px; line-height: 1.7; max-width: 520px; color: rgba(255, 255, 255, .88); margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Section base */
.section { padding: var(--space-section) 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-tag {
  display: inline-block; background: rgba(201, 155, 63, .12); color: #a4822e;
  font-size: 13px; font-weight: 600; letter-spacing: 1px; padding: 5px 14px; border-radius: 999px; margin-bottom: 14px;
}
.section-head h2 { font-size: 32px; font-weight: 800; color: var(--primary); line-height: 1.25; margin-bottom: 12px; letter-spacing: .5px; }
.section-head p { color: var(--text-muted); font-size: 16px; line-height: 1.7; }
.section-head.light h2 { color: #fff; }
.section-head.light p { color: rgba(255, 255, 255, .78); }
.section-head.light .section-tag { background: rgba(255, 255, 255, .14); color: #fff; }

/* Quick Cards */
.quick-section { background: var(--bg-light); }
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.guide-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px 30px; display: flex; flex-direction: column; transition: all .3s ease;
  box-shadow: var(--shadow-sm); text-decoration: none; position: relative; overflow: hidden;
}
.guide-card::before { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-light)); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.guide-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(201, 155, 63, .4); }
.guide-card:hover::before { transform: scaleX(1); }
.card-icon {
  width: 58px; height: 58px; border-radius: 16px;
  background: linear-gradient(135deg, rgba(30, 58, 95, .08), rgba(201, 155, 63, .12));
  display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--primary);
  margin-bottom: 20px; transition: all .3s ease;
}
.guide-card:hover .card-icon { background: var(--primary); color: #fff; transform: scale(1.05); }
.guide-card h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.guide-card p { color: var(--text-muted); font-size: 15px; line-height: 1.65; margin-bottom: 18px; flex: 1; }
.card-more { color: var(--accent); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; transition: gap .25s ease; }
.guide-card:hover .card-more { gap: 10px; }

/* Flow Section */
.flow-section {
  background: linear-gradient(rgba(18, 38, 58, .92), rgba(18, 38, 58, .86)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: var(--space-section) 0; color: #fff;
}
.flow-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.step-item {
  background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-lg); padding: 34px 26px; position: relative; text-align: center;
  transition: all .3s ease; backdrop-filter: blur(6px);
}
.step-item:hover { background: rgba(255, 255, 255, .10); transform: translateY(-5px); border-color: rgba(255, 255, 255, .24); }
.step-num { position: absolute; top: 14px; right: 18px; font-size: 40px; font-weight: 800; color: rgba(255, 255, 255, .12); line-height: 1; }
.step-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 22px; margin: 0 auto 18px; box-shadow: 0 6px 18px rgba(201, 155, 63, .3); }
.step-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; line-height: 1.6; color: rgba(255, 255, 255, .78); }

/* Featured Guide List */
.guides-section { background: var(--bg); }
.guide-list { display: flex; flex-direction: column; gap: 24px; max-width: 960px; margin: 0 auto; }
.guide-item {
  display: flex; gap: 24px; background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 18px; box-shadow: var(--shadow-sm); transition: all .3s ease;
}
.guide-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: rgba(30, 58, 95, .18); }
.guide-cover { width: 200px; height: 150px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }
.guide-body { display: flex; flex-direction: column; justify-content: center; padding-right: 8px; flex: 1; }
.guide-tag {
  display: inline-block; background: rgba(201, 155, 63, .12); color: #a4822e;
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; margin-bottom: 8px; width: fit-content;
}
.guide-body h3 { font-size: 19px; font-weight: 700; color: var(--primary); line-height: 1.4; margin-bottom: 6px; }
.guide-body p { color: var(--text-muted); font-size: 14px; line-height: 1.6; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.guide-meta { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.guide-meta span { color: var(--text-muted); font-size: 13px; display: inline-flex; align-items: center; gap: 6px; }
.guide-meta span i { color: var(--accent); }

/* FAQ */
.faq-section { background: var(--bg-light); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: all .3s ease; box-shadow: var(--shadow-sm);
}
.faq-item:hover { border-color: rgba(30, 58, 95, .2); box-shadow: var(--shadow); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 22px; background: none; border: none; text-align: left;
  font-size: 16px; font-weight: 600; color: var(--primary); line-height: 1.5;
}
.faq-question i { color: var(--accent); font-size: 14px; transition: transform .3s ease; flex-shrink: 0; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .3s ease; padding: 0 22px; }
.faq-answer p { color: var(--text-muted); font-size: 15px; line-height: 1.7; padding-bottom: 18px; }
.faq-item.active { border-color: rgba(201, 155, 63, .4); box-shadow: 0 10px 30px rgba(17, 24, 39, .10); }
.faq-item.active .faq-question { color: var(--primary); }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-item.active .faq-answer { max-height: 260px; padding: 0 22px; }

/* CTA */
.cta-section { padding: 40px 0 88px; background: var(--bg-light); }
.cta-box {
  background: linear-gradient(135deg, var(--primary), #2d4a70);
  border-radius: var(--radius-lg); padding: 54px 48px; display: flex; align-items: center;
  justify-content: space-between; gap: 40px; color: #fff; position: relative; overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cta-box::before { content: ''; position: absolute; width: 280px; height: 280px; border-radius: 50%; background: rgba(255, 255, 255, .06); top: -120px; right: -60px; }
.cta-box::after { content: ''; position: absolute; width: 140px; height: 140px; border-radius: 50%; border: 24px solid rgba(255, 255, 255, .04); bottom: -70px; left: 30px; }
.cta-text { position: relative; z-index: 2; }
.cta-text h2 { font-size: 28px; font-weight: 800; line-height: 1.3; margin-bottom: 10px; letter-spacing: .5px; }
.cta-text p { color: rgba(255, 255, 255, .82); font-size: 15px; }
.cta-actions { display: flex; gap: 16px; position: relative; z-index: 2; flex-shrink: 0; }

/* Footer */
.site-footer { background: #0d1b2a; color: rgba(255, 255, 255, .78); padding: 64px 0 0; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 44px; padding-bottom: 44px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255, 255, 255, .65); max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; letter-spacing: .5px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: rgba(255, 255, 255, .62); font-size: 14px; text-decoration: none; transition: all .2s ease; display: inline-flex; align-items: center; gap: 6px; }
.footer-col ul a:hover { color: var(--accent-light); padding-left: 3px; }
.footer-contact li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255, 255, 255, .6); }
.footer-contact i { color: var(--accent); width: 16px; text-align: center; }
.footer-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 22px 0; }
.footer-bottom span { font-size: 13px; color: rgba(255, 255, 255, .45); }

/* Responsive */
@media (max-width: 1024px) {
  :root { --space-section: 68px; }
  .flow-steps { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .cards-grid { gap: 20px; }
  .guide-cover { width: 170px; height: 130px; }
  .cta-box { padding: 44px 36px; flex-direction: column; text-align: center; }
  .cta-actions { flex-direction: row; flex-wrap: wrap; justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 820px) {
  .header-inner { height: 64px; padding: 0 16px; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed; top: 64px; left: 0; right: 0; background: #fff;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 16px 20px 20px; border-bottom: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(17, 24, 39, .14);
    transform: translateY(-130%); transition: transform .35s ease; z-index: 99;
  }
  .main-nav.open { transform: translateY(0); }
  .nav-link { border-radius: 10px; padding: 12px 16px; }
  .nav-link.active { background: rgba(30, 58, 95, .08); }
  .nav-cta { margin: 14px 0 0; justify-content: center; }
  .page-hero { padding: 64px 0 56px; }
  .page-hero h1 { font-size: 32px; }
  .page-hero p { font-size: 15px; }
  .cards-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .guide-item { flex-direction: column; gap: 16px; }
  .guide-cover { width: 100%; height: 180px; }
  .guide-body { padding: 0 4px; }
  .flow-steps { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .section-head h2 { font-size: 26px; }
  .cta-box { padding: 36px 24px; }
  .footer-bottom { justify-content: center; text-align: center; }
}
@media (max-width: 520px) {
  .page-hero h1 { font-size: 27px; }
  .page-hero p { font-size: 14px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .section-head p { font-size: 14px; }
  .guide-meta { flex-wrap: wrap; gap: 8px; }
  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: center; }
}

/* roulang page: category2 */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --accent: #f59e0b;
  --bg: #f8fafc;
  --bg-alt: #ffffff;
  --text: #1e293b;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --space: 80px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
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;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
ul, ol { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Header 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: 72px;
  display: flex;
  align-items: center;
}
.header-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #2563eb, #1e40af);
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.5px;
}
.logo-text span { color: var(--primary); }
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.main-nav .nav-link {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-weak);
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.main-nav .nav-link i { font-size: 14px; }
.main-nav .nav-link:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.main-nav .nav-link.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28);
}
.main-nav .nav-cta {
  padding: 9px 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}
.main-nav .nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text);
  transition: all 0.2s;
}
.nav-toggle:hover { background: var(--bg); }

/* ===== 页面横幅 ===== */
.page-banner {
  padding: 90px 0 70px;
  background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 50%, #fffbeb 100%);
  position: relative;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.page-banner::after {
  content: '';
  position: absolute;
  bottom: -60%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.07), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}
.banner-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  border: 1px solid rgba(37, 99, 235, 0.15);
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 22px;
}
.banner-content h1 {
  font-size: clamp(32px, 4.5vw, 50px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
  color: var(--text);
}
.banner-content h1 span {
  background: linear-gradient(120deg, #2563eb, #1e40af);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.banner-content p {
  font-size: 17px;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 32px;
}
.banner-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-weak);
}
.banner-meta span { display: inline-flex; align-items: center; gap: 8px; }
.banner-meta i { color: var(--primary); }

/* ===== 板块通用 ===== */
.section { padding: var(--space) 0; }
.section.alt { background: var(--bg-alt); }
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px;
}
.section-head .section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.section-head h2 {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.3;
  margin-bottom: 14px;
}
.section-head h2 span { color: var(--primary); }
.section-head p {
  font-size: 16px;
  color: var(--text-weak);
}

/* ===== 资讯分类筛选 ===== */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}
.filter-tabs .filter-tab {
  padding: 9px 22px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-weak);
  transition: all 0.25s;
}
.filter-tabs .filter-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.filter-tabs .filter-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

/* ===== 资讯卡片网格 ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.news-card {
  background: var(--bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.2);
}
.news-card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.news-card:hover .news-card-img img { transform: scale(1.06); }
.news-card-img .img-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(37, 99, 235, 0.9);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.news-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.news-card-body h3 a:hover { color: var(--primary); }
.news-card-body .news-excerpt {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  margin-bottom: 18px;
  flex: 1;
}
.news-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-weak);
}
.news-card-meta .news-time { display: inline-flex; align-items: center; gap: 6px; }
.news-card-meta .news-more {
  color: var(--primary);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}
.news-card-meta .news-more:hover { gap: 8px; }

/* ===== 分页 ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 50px;
}
.pagination a, .pagination span {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-weak);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  transition: all 0.2s;
}
.pagination a:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.pagination .current {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ===== 板块：平台更新 ===== */
.platform-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.platform-visual {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.platform-visual img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.platform-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15, 23, 42, 0.4));
}
.platform-visual .platform-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
}
.platform-visual .platform-badge strong {
  font-size: 18px;
  font-weight: 700;
}
.platform-visual .platform-badge span {
  font-size: 26px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 4px 14px;
  border-radius: 999px;
}
.platform-content .update-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 10px;
}
.update-item {
  display: flex;
  gap: 18px;
  padding: 20px 24px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all 0.25s;
}
.update-item:hover {
  border-color: var(--border);
  background: var(--bg-alt);
  box-shadow: var(--shadow);
}
.update-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.update-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}
.update-item p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.6;
}
.update-item .update-time {
  font-size: 12px;
  color: var(--text-weak);
  opacity: 0.8;
  margin-left: auto;
  white-space: nowrap;
}

/* ===== 数据统计 ===== */
.stats-section {
  background: linear-gradient(135deg, #1e293b 0%, #1e40af 50%, #1e293b 100%);
  padding: 70px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent 60%);
  border-radius: 50%;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
  position: relative;
  z-index: 2;
}
.stat-item .stat-number {
  font-size: 42px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff, #bfdbfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}
.stat-item .stat-label {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 8px;
}
.stat-item i {
  font-size: 28px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 14px;
}

/* ===== 服务保障 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: all 0.3s ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.15);
}
.feature-icon {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--primary-light), #eff6ff);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  font-size: 26px;
  color: var(--primary);
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.25s;
}
.faq-item:hover { border-color: rgba(37, 99, 235, 0.3); }
.faq-item summary {
  padding: 20px 26px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 14px;
  color: var(--primary);
  transition: transform 0.3s;
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item .faq-body {
  padding: 0 26px 22px;
  font-size: 15px;
  color: var(--text-weak);
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #eff6ff, #fffbeb);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-wrap {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.cta-wrap h2 {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  margin-bottom: 14px;
}
.cta-wrap p {
  font-size: 16px;
  color: var(--text-weak);
  margin-bottom: 30px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 34px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  transition: all 0.25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.4);
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== 页脚 ===== */
.site-footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 44px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-text span { color: #60a5fa; }
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.55);
  max-width: 320px;
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  transition: all 0.2s;
}
.footer-col ul a:hover { color: #60a5fa; padding-left: 4px; }
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
}
.footer-contact li i { color: #60a5fa; width: 18px; text-align: center; }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .news-grid, .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .platform-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  :root { --space: 56px; }
  .site-header { height: 64px; }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 6px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    align-items: stretch;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav .nav-link, .main-nav .nav-cta { justify-content: center; padding: 12px 18px; }
  .nav-toggle { display: flex; }
  .news-grid, .feature-grid { grid-template-columns: 1fr; }
  .page-banner { padding: 60px 0 48px; }
  .banner-meta { flex-direction: column; gap: 8px; }
  .update-item { flex-wrap: wrap; }
  .update-item .update-time { margin-left: 62px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 32px 16px; }
  .stat-item .stat-number { font-size: 34px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 320px; justify-content: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .header-inner { padding: 0 18px; }
  .logo-text { font-size: 18px; }
  .logo-mark { width: 36px; height: 36px; font-size: 14px; }
  .header-inner .nav-cta { display: none; }
  .page-banner { padding: 46px 0 40px; }
  .news-grid { gap: 18px; }
  .section-head p { font-size: 15px; }
  .platform-visual img { height: 260px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: article */
:root {
            --primary: #1e5eff;
            --primary-dark: #0e3e9e;
            --primary-light: #eaf1ff;
            --accent: #f5a623;
            --accent-light: #ffcd4d;
            --bg: #f5f7fb;
            --bg-deep: #0b1d3a;
            --card: #ffffff;
            --text: #0f1f3d;
            --text-soft: #5a6a85;
            --border: #e3e9f2;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 12px 40px rgba(15, 31, 61, .08);
            --shadow-hover: 0 20px 50px rgba(15, 31, 61, .14);
            --transition: all .25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button,
        input,
        textarea {
            font-family: inherit;
        }
        ul,
        ol {
            margin: 0;
            padding: 0;
        }
        .container {
            width: min(1200px, 100% - 32px);
            margin-inline: auto;
        }
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(30, 94, 255, .4);
            outline-offset: 2px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 20px rgba(15, 31, 61, .04);
        }
        .header-inner {
            max-width: 1280px;
            margin-inline: auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            line-height: 1.2;
        }
        .logo-mark {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            box-shadow: 0 8px 16px rgba(30, 94, 255, .25);
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 20px;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-soft);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-link.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 8px 20px rgba(30, 94, 255, .25);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-left: 10px;
            padding: 10px 20px;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1a2b3c;
            font-weight: 700;
            font-size: 14px;
            box-shadow: 0 8px 20px rgba(245, 166, 35, .3);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(245, 166, 35, .4);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 1px solid var(--border);
            border-radius: 12px;
            background: #fff;
            color: var(--text);
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            padding: 80px 0 60px;
            overflow: hidden;
            background: var(--bg-deep);
        }
        .page-banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: .4;
        }
        .page-banner-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 29, 58, .35), rgba(11, 29, 58, .88));
        }
        .banner-inner {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .banner-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #dbe7ff;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            padding: 9px 22px;
            border-radius: 999px;
            font-size: 14px;
            margin-bottom: 16px;
        }
        .banner-title {
            color: #fff;
            font-size: 28px;
            line-height: 1.5;
            margin: 0 0 6px;
            font-weight: 800;
            letter-spacing: 1px;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 6px;
            color: #b8c8e4;
            font-size: 14px;
            margin-top: 12px;
        }
        .breadcrumb a {
            color: #dbe7ff;
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: var(--accent-light);
        }
        .breadcrumb .sep {
            opacity: .5;
        }
        .breadcrumb .current {
            color: #fff;
            font-weight: 600;
            max-width: 240px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* Article Section */
        .article-section {
            padding: 56px 0 80px;
        }
        .article-card {
            max-width: 880px;
            margin: 0 auto;
            background: var(--card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
        }
        .article-head {
            padding: 42px 48px 24px;
        }
        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 700;
            transition: var(--transition);
        }
        .category-badge:hover {
            background: var(--primary);
            color: #fff;
        }
        .article-title {
            font-size: 32px;
            line-height: 1.45;
            margin: 14px 0 14px;
            font-weight: 800;
            color: var(--text);
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            color: var(--text-soft);
            font-size: 14px;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .meta-item i {
            color: var(--primary);
        }
        .article-cover {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .article-content {
            padding: 28px 48px 8px;
            font-size: 16px;
            color: #2c3a55;
            line-height: 1.95;
        }
        .article-content h2 {
            margin: 34px 0 14px;
            font-size: 24px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.4;
        }
        .article-content h3 {
            margin: 28px 0 12px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
        }
        .article-content p {
            margin: 0 0 18px;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 18px 22px;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content img {
            border-radius: var(--radius);
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin: 22px 0;
            color: #2c3a55;
        }
        .article-content a {
            color: var(--primary);
            font-weight: 600;
            border-bottom: 1px solid rgba(30, 94, 255, .3);
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--border);
            padding: 12px 14px;
            text-align: left;
        }
        .article-content th {
            background: var(--primary-light);
            font-weight: 700;
        }
        .article-tags {
            padding: 18px 48px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            border-top: 1px dashed var(--border);
            margin-top: 24px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-soft);
        }
        .article-end-nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            padding: 22px 48px 40px;
            flex-wrap: wrap;
        }
        .back-link,
        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 20px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .back-link {
            background: var(--bg);
            color: var(--text-soft);
        }
        .back-link:hover {
            background: var(--border);
            color: var(--text);
        }
        .more-link {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 20px rgba(30, 94, 255, .25);
        }
        .more-link:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(30, 94, 255, .35);
        }

        /* Not Found */
        .not-found-panel {
            padding: 80px 48px;
            text-align: center;
        }
        .not-found-icon {
            font-size: 58px;
            color: var(--primary-light);
            margin-bottom: 14px;
            background: var(--bg);
            width: 110px;
            height: 110px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-inline: auto;
        }
        .not-found-panel h1 {
            font-size: 30px;
            margin: 0 0 12px;
            color: var(--text);
        }
        .not-found-panel p {
            color: var(--text-soft);
            margin-bottom: 26px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            border: 0;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 20px rgba(30, 94, 255, .25);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(30, 94, 255, .35);
        }

        /* Related Section */
        .related-section {
            padding: 80px 0;
            background: var(--card);
            border-top: 1px solid var(--border);
        }
        .section-head {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-kicker {
            display: inline-block;
            color: var(--primary);
            font-weight: 700;
            letter-spacing: 2px;
            font-size: 13px;
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        .section-head h2 {
            font-size: 30px;
            margin: 0 0 10px;
            font-weight: 800;
            color: var(--text);
        }
        .section-head p {
            color: var(--text-soft);
            margin: 0;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .related-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 6px 18px rgba(15, 31, 61, .05);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: #cdd9ea;
        }
        .related-card-img {
            height: 190px;
            overflow: hidden;
            position: relative;
            flex-shrink: 0;
        }
        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .related-card:hover .related-card-img img {
            transform: scale(1.06);
        }
        .related-card-body {
            padding: 22px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            width: fit-content;
            padding: 5px 12px;
            border-radius: 999px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 700;
        }
        .related-card-body h3 {
            font-size: 19px;
            margin: 14px 0 10px;
            line-height: 1.45;
            color: var(--text);
        }
        .related-card-body p {
            color: var(--text-soft);
            font-size: 14px;
            margin: 0 0 16px;
            line-height: 1.7;
            flex: 1;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            color: var(--primary);
            font-size: 14px;
            transition: gap .2s;
        }
        .related-card:hover .card-link {
            gap: 12px;
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
        }
        .faq-grid {
            max-width: 920px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }
        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 24px 26px;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: #cdd9ea;
            box-shadow: 0 8px 24px rgba(15, 31, 61, .06);
        }
        .faq-item h3 {
            margin: 0 0 8px;
            font-size: 17px;
            display: flex;
            gap: 10px;
            align-items: center;
            color: var(--text);
        }
        .faq-item h3 i {
            color: var(--primary);
        }
        .faq-item p {
            margin: 0;
            color: var(--text-soft);
            font-size: 15px;
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .cta-box {
            position: relative;
            border-radius: 24px;
            padding: 64px 48px;
            text-align: center;
            overflow: hidden;
            background-size: cover;
            background-position: center;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 29, 58, .93), rgba(14, 62, 158, .85));
        }
        .cta-box h2,
        .cta-box p,
        .cta-btns {
            position: relative;
            z-index: 1;
        }
        .cta-box h2 {
            font-size: 30px;
            margin: 0 0 12px;
            color: #fff;
            font-weight: 800;
        }
        .cta-box p {
            color: #cdd9f0;
            margin: 0 auto 30px;
            max-width: 560px;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-light {
            background: #fff;
            color: var(--primary-dark);
        }
        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(255, 255, 255, .25);
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1a2b3c;
            box-shadow: 0 8px 20px rgba(245, 166, 35, .3);
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(245, 166, 35, .4);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-deep);
            color: #aab8cc;
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand .logo {
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin-top: 16px;
            color: #aab8cc;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            margin: 0 0 18px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 12px;
        }
        .footer-col a {
            color: #aab8cc;
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .footer-contact i {
            color: var(--accent);
            width: 18px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: #7d8ea7;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-head {
                padding: 34px 32px 20px;
            }
            .article-content {
                padding: 24px 32px 8px;
            }
            .article-tags {
                padding: 16px 32px;
            }
            .article-end-nav {
                padding: 18px 32px 32px;
            }
            .not-found-panel {
                padding: 64px 32px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
                padding: 0 16px;
            }
            .main-nav {
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: #fff;
                padding: 16px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 20px 40px rgba(15, 31, 61, .1);
                display: none;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                justify-content: center;
                padding: 12px 16px;
            }
            .nav-cta {
                justify-content: center;
                margin: 8px 0 0;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .page-banner {
                padding: 56px 0 40px;
            }
            .banner-title {
                font-size: 22px;
            }
            .article-title {
                font-size: 26px;
            }
            .article-head {
                padding: 28px 20px 18px;
            }
            .article-content {
                padding: 20px 20px 6px;
                font-size: 15px;
            }
            .article-tags {
                padding: 14px 20px;
            }
            .article-end-nav {
                padding: 16px 20px 28px;
                flex-direction: column;
                align-items: flex-start;
            }
            .not-found-panel {
                padding: 56px 24px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 48px 24px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
            .article-meta {
                gap: 12px;
                font-size: 13px;
            }
        }
        @media (max-width: 520px) {
            .container {
                width: calc(100% - 24px);
            }
            .logo-text {
                font-size: 18px;
            }
            .article-title {
                font-size: 22px;
            }
            .banner-title {
                font-size: 20px;
            }
            .banner-kicker {
                font-size: 12px;
                padding: 8px 16px;
            }
            .breadcrumb {
                font-size: 13px;
            }
            .related-card-img {
                height: 170px;
            }
            .cta-btns {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root{
  --primary:#0d2b52;
  --primary-dark:#081e3a;
  --primary-light:#2f6eb3;
  --primary-soft:rgba(13,43,82,.08);
  --accent:#c9a45a;
  --accent-dark:#a6833d;
  --accent-light:#f0d89a;
  --accent-soft:rgba(201,164,90,.14);
  --bg:#f4f7fb;
  --surface:#ffffff;
  --surface-alt:#f0f4f9;
  --text:#1c2733;
  --text-soft:#5b6b7c;
  --border:#e3e9f0;
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 8px 30px rgba(13,43,82,.08);
  --shadow-hover:0 18px 46px rgba(13,43,82,.14);
  --gradient:linear-gradient(140deg,#0d2b52,#1d4f8e);
  --gradient-gold:linear-gradient(135deg,#c9a45a,#e4c57f);
  --font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
html{
  scroll-behavior:smooth;
}
body{
  font-family:var(--font-family);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{
  max-width:100%;
  display:block;
}
a{
  color:inherit;
  text-decoration:none;
}
ul{
  list-style:none;
}
button,input{
  font:inherit;
  border:none;
  outline:none;
}
.container{
  width:min(1200px,92%);
  margin-inline:auto;
}
.section{
  padding:84px 0;
}
.section-alt{
  background:var(--surface);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.section-head{
  text-align:center;
  max-width:720px;
  margin:0 auto 52px;
}
.section-tag{
  display:inline-block;
  background:var(--accent-soft);
  color:var(--accent-dark);
  padding:6px 18px;
  border-radius:999px;
  font-weight:700;
  font-size:.85rem;
  letter-spacing:1px;
  margin-bottom:14px;
}
.section-head h2{
  font-size:2.2rem;
  font-weight:800;
  color:var(--primary);
  margin-bottom:14px;
  line-height:1.3;
}
.section-head p{
  color:var(--text-soft);
  font-size:1.05rem;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:76px;
  gap:24px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
}
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  background:var(--gradient);
  color:#fff;
  border-radius:14px;
  font-size:1.1rem;
  letter-spacing:-1px;
  box-shadow:0 8px 20px rgba(13,43,82,.3);
  flex-shrink:0;
}
.logo-text{
  font-size:1.3rem;
  color:var(--primary);
  font-weight:800;
  white-space:nowrap;
}
.logo-text span{
  color:var(--accent-dark);
  font-weight:600;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 16px;
  border-radius:999px;
  color:var(--text-soft);
  font-weight:600;
  font-size:.95rem;
  transition:background .3s,color .3s,box-shadow .3s;
}
.nav-link i{
  color:var(--accent-dark);
  opacity:.9;
  font-size:.9rem;
}
.nav-link:hover{
  background:var(--surface-alt);
  color:var(--primary);
}
.nav-link.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 22px rgba(13,43,82,.28);
}
.nav-link.active i{
  color:#fff;
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 24px;
  border-radius:999px;
  background:var(--gradient-gold);
  color:#fff;
  font-weight:700;
  font-size:.95rem;
  box-shadow:0 8px 22px rgba(201,164,90,.35);
  transition:transform .3s,box-shadow .3s;
}
.nav-cta:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(201,164,90,.42);
}
.nav-toggle{
  display:none;
  background:none;
  font-size:1.4rem;
  color:var(--primary);
  cursor:pointer;
  padding:8px;
}

/* Page Banner */
.page-banner{
  position:relative;
  background-size:cover;
  background-position:center;
  padding:96px 0 80px;
  color:#fff;
  text-align:center;
}
.page-banner::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(4,18,40,.94),rgba(13,43,82,.82));
}
.page-banner .container{
  position:relative;
  z-index:2;
}
.breadcrumb{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  padding:8px 20px;
  border-radius:999px;
  font-size:.9rem;
  margin-bottom:24px;
}
.breadcrumb a{
  opacity:.85;
  transition:opacity .3s,color .3s;
}
.breadcrumb a:hover{
  opacity:1;
  color:var(--accent-light);
}
.breadcrumb .crumb-current{
  color:var(--accent-light);
  font-weight:600;
}
.page-banner h1{
  font-size:3rem;
  font-weight:900;
  letter-spacing:2px;
  margin-bottom:16px;
  text-shadow:0 4px 24px rgba(0,0,0,.3);
}
.page-banner p{
  font-size:1.15rem;
  max-width:680px;
  margin:0 auto;
  opacity:.92;
}

/* Feature Cards */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
}
.feature-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px 26px;
  box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.feature-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(201,164,90,.4);
}
.feature-icon{
  width:58px;
  height:58px;
  border-radius:16px;
  background:var(--primary-soft);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:1.4rem;
  margin-bottom:18px;
}
.feature-card h3{
  font-size:1.18rem;
  color:var(--primary);
  margin-bottom:10px;
}
.feature-card p{
  color:var(--text-soft);
  font-size:.95rem;
}

/* Stats */
.stats-section{
  position:relative;
  background:linear-gradient(135deg,rgba(4,18,40,.96),rgba(13,43,82,.88)),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:74px 0;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:30px;
  text-align:center;
}
.stat-item h3{
  font-size:2.6rem;
  font-weight:900;
  letter-spacing:1px;
  color:var(--accent-light);
  margin-bottom:4px;
}
.stat-item p{
  color:rgba(255,255,255,.82);
  font-size:.95rem;
  letter-spacing:1px;
}

/* Tier Cards */
.tier-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
  align-items:stretch;
}
.tier-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:20px;
  padding:36px 28px 30px;
  box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
}
.tier-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
}
.tier-card.featured{
  background:var(--gradient);
  color:#fff;
  border-color:transparent;
  box-shadow:0 18px 46px rgba(13,43,82,.34);
  transform:scale(1.04);
}
.tier-card.featured:hover{
  transform:scale(1.04) translateY(-4px);
}
.tier-badge{
  position:absolute;
  top:-14px;
  right:20px;
  background:var(--gradient-gold);
  color:#fff;
  font-size:.75rem;
  font-weight:700;
  padding:5px 14px;
  border-radius:999px;
  letter-spacing:1px;
  box-shadow:0 6px 16px rgba(201,164,90,.35);
}
.tier-card h3{
  font-size:1.25rem;
  margin-bottom:6px;
}
.tier-card .tier-level{
  display:block;
  color:var(--accent-dark);
  font-weight:700;
  font-size:.88rem;
  letter-spacing:1px;
  margin-bottom:18px;
}
.tier-card.featured .tier-level{
  color:var(--accent-light);
}
.tier-card ul{
  margin:18px 0 24px;
}
.tier-card li{
  padding:7px 0;
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:var(--text-soft);
  font-size:.93rem;
}
.tier-card.featured li{
  color:rgba(255,255,255,.9);
}
.tier-card li i{
  color:var(--accent-dark);
  margin-top:5px;
  font-size:.8rem;
}
.tier-card.featured li i{
  color:var(--accent-light);
}
.btn-tiny{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:100%;
  padding:11px 18px;
  border-radius:999px;
  font-weight:700;
  font-size:.9rem;
  background:var(--primary);
  color:#fff;
  transition:background .3s,transform .3s,box-shadow .3s;
}
.btn-tiny:hover{
  background:var(--primary-light);
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(13,43,82,.24);
}
.tier-card.featured .btn-tiny{
  background:var(--gradient-gold);
  color:#fff;
  box-shadow:0 10px 22px rgba(201,164,90,.35);
}
.tier-card.featured .btn-tiny:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(201,164,90,.45);
}

/* News */
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.news-card{
  background:var(--surface);
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
}
.news-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
}
.news-media{
  position:relative;
  height:210px;
  overflow:hidden;
}
.news-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.news-card:hover .news-media img{
  transform:scale(1.05);
}
.news-tag{
  position:absolute;
  top:14px;
  left:14px;
  background:var(--gradient-gold);
  color:#fff;
  font-size:.78rem;
  font-weight:700;
  padding:5px 14px;
  border-radius:999px;
  box-shadow:0 6px 16px rgba(0,0,0,.14);
  letter-spacing:1px;
}
.news-body{
  padding:24px;
}
.news-meta{
  display:flex;
  gap:16px;
  color:var(--text-soft);
  font-size:.84rem;
  margin-bottom:10px;
}
.news-meta i{
  color:var(--accent-dark);
  margin-right:4px;
}
.news-body h3{
  font-size:1.1rem;
  line-height:1.5;
  color:var(--primary);
  margin-bottom:10px;
  transition:color .3s;
}
.news-card:hover .news-body h3{
  color:var(--accent-dark);
}
.news-body p{
  color:var(--text-soft);
  font-size:.92rem;
}
.news-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary);
  font-weight:700;
  font-size:.9rem;
  margin-top:14px;
  transition:gap .3s,color .3s;
}
.news-link:hover{
  color:var(--accent-dark);
  gap:12px;
}

/* Process */
.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
}
.process-step{
  text-align:center;
  padding:34px 22px;
  background:var(--surface);
  border-radius:20px;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
}
.process-step:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-hover);
}
.step-num{
  width:66px;
  height:66px;
  border-radius:50%;
  background:var(--gradient);
  color:#fff;
  font-weight:800;
  font-size:1.5rem;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 20px;
  box-shadow:0 12px 26px rgba(13,43,82,.28);
}
.process-step h3{
  font-size:1.15rem;
  color:var(--primary);
  margin-bottom:10px;
}
.process-step p{
  color:var(--text-soft);
  font-size:.92rem;
}

/* FAQ */
.faq-list{
  max-width:860px;
  margin:0 auto;
  display:grid;
  gap:14px;
}
.faq-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:0 4px 16px rgba(13,43,82,.05);
  transition:border-color .3s,box-shadow .3s;
}
.faq-item[open]{
  border-color:rgba(201,164,90,.5);
  box-shadow:0 10px 28px rgba(13,43,82,.08);
}
.faq-item summary{
  cursor:pointer;
  padding:22px 28px;
  font-weight:700;
  font-size:1.05rem;
  color:var(--primary);
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  color:var(--accent-dark);
  transition:transform .3s;
  flex-shrink:0;
  font-size:.9rem;
}
.faq-item[open] summary::after{
  transform:rotate(180deg);
}
.faq-answer{
  padding:0 28px 26px;
  color:var(--text-soft);
  font-size:.97rem;
}

/* CTA */
.cta-wrap{
  padding:84px 0 90px;
}
.cta-section{
  position:relative;
  border-radius:30px;
  background:linear-gradient(135deg,rgba(4,18,40,.94),rgba(15,48,92,.86)),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
  padding:70px 64px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  overflow:hidden;
  box-shadow:0 24px 60px rgba(13,43,82,.24);
}
.cta-section::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-80px;
  width:280px;
  height:280px;
  border-radius:50%;
  background:rgba(201,164,90,.14);
}
.cta-content{
  position:relative;
  z-index:2;
}
.cta-content h2{
  font-size:2rem;
  font-weight:800;
  margin-bottom:14px;
}
.cta-content p{
  color:rgba(255,255,255,.86);
  font-size:1.05rem;
  max-width:520px;
}
.cta-actions{
  position:relative;
  z-index:2;
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.btn-primary{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 30px;
  border-radius:999px;
  background:var(--gradient-gold);
  color:#fff;
  font-weight:700;
  box-shadow:0 10px 28px rgba(201,164,90,.4);
  transition:transform .3s,box-shadow .3s;
}
.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 16px 36px rgba(201,164,90,.5);
}
.btn-outline-light{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 30px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.35);
  color:#fff;
  font-weight:700;
  transition:background .3s,transform .3s;
}
.btn-outline-light:hover{
  background:rgba(255,255,255,.22);
  transform:translateY(-3px);
}

/* Footer */
.site-footer{
  background:var(--primary-dark);
  color:rgba(255,255,255,.82);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:48px;
  padding:64px 0 44px;
}
.footer-brand .logo{
  margin-bottom:16px;
}
.footer-brand .logo-text{
  color:#fff;
}
.footer-brand .logo-mark{
  background:var(--gradient-gold);
  color:#fff;
}
.footer-brand p{
  font-size:.94rem;
  line-height:1.8;
  max-width:320px;
  margin-top:14px;
  opacity:.85;
}
.footer-col h4{
  color:#fff;
  font-size:1.05rem;
  font-weight:700;
  margin-bottom:18px;
  letter-spacing:1px;
}
.footer-col ul li{
  margin-bottom:12px;
}
.footer-col ul li a{
  font-size:.92rem;
  color:rgba(255,255,255,.72);
  transition:color .3s,padding-left .3s;
}
.footer-col ul li a:hover{
  color:var(--accent-light);
  padding-left:5px;
}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:.9rem;
  color:rgba(255,255,255,.72);
}
.footer-contact i{
  color:var(--accent);
  margin-top:5px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:.85rem;
  color:rgba(255,255,255,.58);
}

/* Responsive */
@media(max-width:1024px){
  .feature-grid,
  .tier-grid,
  .process-grid,
  .stats-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .news-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .cta-section{
    flex-direction:column;
    text-align:center;
    align-items:flex-start;
  }
  .cta-content p{
    max-width:none;
  }
}
@media(max-width:768px){
  .header-inner{
    height:68px;
  }
  .main-nav{
    position:fixed;
    top:68px;
    left:0;
    right:0;
    flex-direction:column;
    align-items:stretch;
    background:rgba(255,255,255,.98);
    padding:18px 22px;
    gap:10px;
    border-bottom:1px solid var(--border);
    box-shadow:0 24px 48px rgba(13,43,82,.14);
    transform:translateY(-130%);
    opacity:0;
    transition:transform .4s ease,opacity .3s ease;
    pointer-events:none;
  }
  .main-nav.open{
    transform:none;
    opacity:1;
    pointer-events:auto;
  }
  .main-nav .nav-link,
  .main-nav .nav-cta{
    justify-content:center;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .page-banner{
    padding:72px 0 60px;
  }
  .page-banner h1{
    font-size:2.2rem;
  }
  .section{
    padding:58px 0;
  }
  .section-head h2{
    font-size:1.8rem;
  }
  .stats-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .cta-section{
    padding:48px 28px;
    border-radius:22px;
  }
  .cta-actions{
    width:100%;
    flex-direction:column;
    align-items:center;
  }
  .btn-primary,
  .btn-outline-light{
    width:100%;
    justify-content:center;
  }
}
@media(max-width:520px){
  .feature-grid,
  .tier-grid,
  .process-grid,
  .news-grid,
  .stats-grid{
    grid-template-columns:1fr;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:34px;
  }
  .logo-text{
    font-size:1.12rem;
  }
  .logo-mark{
    width:38px;
    height:38px;
    border-radius:12px;
  }
  .page-banner h1{
    font-size:1.8rem;
  }
  .page-banner p{
    font-size:1rem;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
}