/* roulang page: index */
:root {
  --bg-primary: #141110;
  --bg-surface: #1D1917;
  --bg-elevated: #262019;
  --accent-primary: #E8A33D;
  --accent-hover: #F2C062;
  --accent-secondary: #D9603E;
  --teal-tag: #3C8C7A;
  --text-primary: #F2EDE6;
  --text-secondary: #A69B92;
  --text-muted: #70655D;
  --border-main: rgba(232,163,61,.18);
  --border-soft: rgba(255,255,255,.06);
  --font-main: 'PingFang SC','Microsoft YaHei','Noto Sans SC','Source Han Sans CN',sans-serif;
  --font-num: 'DIN Alternate','Bahnschrift','Arial Narrow',sans-serif;
  --transition: 180ms ease;
  --radius-card: 16px;
  --radius-input: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 12px rgba(0,0,0,.28);
  --shadow-hover: 0 12px 32px rgba(0,0,0,.45), 0 0 0 1px rgba(232,163,61,.12);
  --container-width: 1200px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--bg-primary);
  color:var(--text-primary);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
img{max-width:100%;display:block}
button,input,textarea{font-family:inherit;border:none;outline:none;background:none;color:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container-width);margin:0 auto;padding:0 32px}
.section{padding:112px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  margin-bottom:40px;gap:24px;
}
.section-head .title-wrap{max-width:680px}
.section-head h2{
  font-size:36px;font-weight:800;line-height:1.25;letter-spacing:.01em;color:var(--text-primary);
}
.section-head .sub{
  margin-top:12px;font-size:16px;font-weight:400;line-height:1.7;color:var(--text-secondary);
}
.view-all{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--accent-primary);
  padding:10px 20px;border:1px solid var(--border-main);border-radius:var(--radius-pill);
  transition:all var(--transition);white-space:nowrap;
}
.view-all:hover{background:rgba(232,163,61,.08);border-color:rgba(232,163,61,.4);color:var(--accent-hover)}
.view-all i{font-size:12px}
.tag{
  display:inline-block;padding:4px 14px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;letter-spacing:.04em;
  background:rgba(232,163,61,.12);color:var(--accent-primary);border:1px solid rgba(232,163,61,.2);
}
.tag-teal{background:rgba(60,140,122,.15);color:#55a890;border-color:rgba(60,140,122,.25)}
.tag-hot{background:rgba(217,96,62,.18);color:#e57a58;border-color:rgba(217,96,62,.3)}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 32px;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,#F2C062,#E8A33D);
  color:#1a1206;font-size:15px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 4px 16px rgba(232,163,61,.2);transition:all var(--transition);
  cursor:pointer;white-space:nowrap;border:none;
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 6px 20px rgba(232,163,61,.25);transform:translateY(-1px)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 32px;border-radius:var(--radius-pill);
  border:1px solid rgba(232,163,61,.35);color:var(--text-primary);font-size:15px;font-weight:600;
  background:transparent;transition:all var(--transition);cursor:pointer;white-space:nowrap;
}
.btn-outline:hover{background:rgba(232,163,61,.08);border-color:var(--accent-primary);color:var(--accent-hover)}

/* Header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 24px;
  transition:background var(--transition),box-shadow var(--transition);
}
.site-header.scrolled{
  background:rgba(20,17,16,.7);
  border-bottom:1px solid var(--border-soft);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.nav-capsule{
  max-width:960px;height:60px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:0 24px;border-radius:var(--radius-pill);
  background:rgba(20,17,16,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border-main);
  box-shadow:0 8px 32px rgba(0,0,0,.4);
}
.nav-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#F2C062,#E8A33D);color:#1a1206;
  font-family:var(--font-num);font-size:12px;font-weight:900;letter-spacing:.02em;
}
.logo-text{font-size:17px;font-weight:700;color:var(--text-primary);letter-spacing:.02em}
.nav-menu{display:flex;align-items:center;gap:4px;list-style:none}
.nav-menu a{
  position:relative;font-size:14px;font-weight:500;color:var(--text-secondary);
  padding:10px 16px;border-radius:var(--radius-pill);transition:color var(--transition);
}
.nav-menu a::after{
  content:'';position:absolute;left:50%;bottom:2px;width:0;height:2px;
  background:var(--accent-primary);border-radius:2px;
  transform:translateX(-50%);transition:width var(--transition);
}
.nav-menu a:hover{color:var(--text-primary)}
.nav-menu a:hover::after{width:60%}
.nav-menu a.active{color:var(--text-primary);font-weight:600}
.nav-menu a.active::after{width:60%}
.nav-cta{height:40px;padding:0 24px;font-size:14px;flex-shrink:0}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;cursor:pointer;border:1px solid var(--border-soft);
}
.nav-toggle span{width:18px;height:2px;background:var(--text-primary);border-radius:2px;transition:all var(--transition)}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:999;
  background:rgba(20,17,16,.92);backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  flex-direction:column;align-items:center;justify-content:center;gap:0;
}
.mobile-menu.open{display:flex}
.mobile-menu ul{text-align:center;margin-bottom:40px}
.mobile-menu ul li{margin:24px 0}
.mobile-menu ul a{font-size:28px;font-weight:600;color:var(--text-primary);transition:color var(--transition)}
.mobile-menu ul a:hover{color:var(--accent-primary)}
.mobile-menu ul a.active{color:var(--accent-primary)}
.mobile-menu .btn-primary{min-width:200px}
.mobile-close{
  position:absolute;top:24px;right:24px;font-size:28px;color:var(--text-secondary);
  cursor:pointer;transition:color var(--transition);background:none;border:none;
}
.mobile-close:hover{color:var(--text-primary)}

/* Hero */
.hero{
  min-height:90vh;display:flex;align-items:flex-end;position:relative;
  background:
    linear-gradient(180deg,rgba(20,17,16,0) 0%,rgba(20,17,16,.72) 70%,#141110 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:160px 0 100px;
}
.hero-content{max-width:720px;padding-left:8%}
.hero-tag{margin-bottom:20px}
.hero-title{
  font-size:64px;font-weight:900;line-height:1.15;letter-spacing:.01em;color:var(--text-primary);
  margin-bottom:16px;
}
.hero-title .accent{color:var(--accent-primary)}
.hero-subtitle{
  font-size:20px;font-weight:400;color:var(--text-secondary);line-height:1.6;
  max-width:600px;margin-bottom:32px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.scroll-indicator{
  position:absolute;bottom:32px;left:50%;transform:translateX(-50%);
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(232,163,61,.4);
  display:flex;align-items:center;justify-content:center;color:var(--accent-primary);
  animation:scrollFloat 2s ease-in-out infinite;
}
.scroll-indicator i{font-size:14px}
@keyframes scrollFloat{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,12px)}}

/* Slider */
.slider{
  overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;
  display:flex;gap:24px;padding:4px 4px 12px;
}
.slider::-webkit-scrollbar{display:none}
.slider-item{
  flex:0 0 300px;scroll-snap-align:start;
  background:var(--bg-surface);border-radius:var(--radius-card);
  border:1px solid var(--border-soft);overflow:hidden;
  box-shadow:var(--shadow-card);transition:all var(--transition);
}
.slider-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.slider-item .card-cover{
  aspect-ratio:16/9;overflow:hidden;position:relative;
}
.slider-item .card-cover img{
  width:100%;height:100%;object-fit:cover;transition:transform .4s ease;
}
.slider-item:hover .card-cover img{transform:scale(1.02)}
.slider-item .card-body{padding:20px}
.slider-item .card-body .tag{margin-bottom:12px}
.slider-item .card-title{
  font-size:17px;font-weight:700;line-height:1.4;color:var(--text-primary);margin-bottom:10px;
}
.slider-item .card-excerpt{
  font-size:14px;line-height:1.6;color:var(--text-secondary);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px;
}
.slider-item .card-link{
  font-size:14px;font-weight:600;color:var(--accent-primary);display:inline-flex;align-items:center;gap:6px;
  transition:gap var(--transition);
}
.slider-item .card-link:hover{gap:10px;color:var(--accent-hover)}

/* Hot */
.hot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.hot-card{
  border-radius:var(--radius-card);overflow:hidden;position:relative;cursor:pointer;
  border:1px solid var(--border-soft);box-shadow:var(--shadow-card);transition:all var(--transition);
}
.hot-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.hot-card.large{
  grid-column:span 2;min-height:300px;display:flex;align-items:flex-end;
  background-position:center;background-size:cover;background-repeat:no-repeat;
}
.hot-card.large .hot-overlay{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,17,16,0) 30%,rgba(20,17,16,.9) 100%);
}
.hot-card.large .hot-content{position:relative;z-index:2;padding:28px;width:100%}
.hot-card.large .hot-content .tag{margin-bottom:10px}
.hot-card.large .hot-content h3{font-size:22px;font-weight:700;color:var(--text-primary);line-height:1.35;margin-bottom:8px}
.hot-card.large .hot-content p{font-size:14px;color:var(--text-secondary);line-height:1.6;max-width:90%}
.hot-card.small{
  display:flex;align-items:center;gap:14px;padding:16px;min-height:120px;
  background:var(--bg-surface);
}
.hot-card.small .hot-thumb{
  flex-shrink:0;width:96px;height:88px;border-radius:12px;overflow:hidden;border:1px solid transparent;
  transition:border-color var(--transition);position:relative;
}
.hot-card.small .hot-thumb img{width:100%;height:100%;object-fit:cover}
.hot-card.small:hover .hot-thumb{border-color:var(--accent-primary)}
.hot-card.small .hot-body{min-width:0}
.hot-card.small .hot-body h4{
  font-size:15px;font-weight:600;color:var(--text-primary);line-height:1.4;margin-bottom:6px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hot-card.small .hot-body p{
  font-size:13px;color:var(--text-secondary);line-height:1.5;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hot-badge{
  position:absolute;top:0;left:12px;z-index:3;
  background:var(--accent-secondary);color:#fff;font-size:10px;font-weight:700;letter-spacing:.05em;
  padding:4px 10px;border-radius:0 0 8px 8px;
}

/* Cat blocks */
.cat-block{margin-bottom:48px}
.cat-header{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  margin-bottom:32px;
}
.cat-badge{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:14px;font-weight:700;color:var(--accent-primary);
  letter-spacing:.04em;margin-bottom:10px;
}
.cat-badge .num{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--border-main);background:rgba(232,163,61,.06);
  font-size:14px;font-weight:800;
}
.cat-badge .line{width:32px;height:1px;background:var(--border-main)}
.cat-header h3{font-size:26px;font-weight:800;line-height:1.3}
.cat-header .sub-desc{margin-top:8px;font-size:14px;color:var(--text-secondary);line-height:1.6}

/* CTA */
.cta-banner{
  position:relative;border-radius:24px;overflow:hidden;
  background:
    linear-gradient(100deg,rgba(20,17,16,.9) 0%,rgba(38,32,25,.78) 60%,rgba(232,163,61,.15) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:88px 56px;text-align:center;
  border:1px solid var(--border-main);
}
.cta-banner::before{
  content:'';position:absolute;top:-60px;right:-60px;width:200px;height:200px;
  border:1px solid rgba(232,163,61,.08);border-radius:50%;
}
.cta-banner::after{
  content:'';position:absolute;bottom:-40px;left:20%;width:120px;height:120px;
  border:1px solid rgba(232,163,61,.06);border-radius:50%;
}
.cta-content{position:relative;z-index:2;max-width:680px;margin:0 auto}
.cta-content h2{font-size:38px;font-weight:900;line-height:1.25;color:var(--text-primary);margin-bottom:16px}
.cta-content p{font-size:17px;color:var(--text-secondary);line-height:1.7;margin-bottom:32px}
.cta-content .btn-primary{height:52px;padding:0 40px;font-size:16px}

/* News */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{
  display:flex;gap:16px;align-items:center;
  background:var(--bg-surface);border-radius:var(--radius-card);
  border:1px solid var(--border-soft);padding:20px;
  transition:all var(--transition);box-shadow:var(--shadow-card);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-main)}
.news-thumb{flex-shrink:0;width:88px;height:88px;border-radius:12px;overflow:hidden;background:var(--bg-elevated)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-info{min-width:0;flex:1}
.news-info .news-meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;
}
.news-info .tag{font-size:11px;padding:2px 10px}
.news-info h3{
  font-size:17px;font-weight:700;line-height:1.4;color:var(--text-primary);
  margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:color var(--transition);
}
.news-card:hover .news-info h3{color:var(--accent-primary)}
.news-info p{
  font-size:14px;color:var(--text-secondary);line-height:1.5;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:8px;
}
.news-info .news-time-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.news-time-row .time{
  font-size:13px;color:var(--text-muted);
  display:flex;align-items:center;gap:6px;
}
.news-time-row .time i{font-size:12px}
.news-time-row .read-more{
  font-size:13px;font-weight:600;color:var(--accent-primary);display:inline-flex;align-items:center;gap:4px;
  transition:gap var(--transition);
}
.news-card:hover .read-more{gap:8px;color:var(--accent-hover)}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;align-items:start}
.faq-item{
  background:var(--bg-surface);border-radius:var(--radius-card);
  border:1px solid var(--border-soft);overflow:hidden;transition:all var(--transition);
}
.faq-item:hover{border-color:var(--border-main)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 24px;cursor:pointer;text-align:left;
  font-size:17px;font-weight:700;color:var(--text-primary);line-height:1.5;
  border-left:3px solid var(--accent-primary);
  transition:background var(--transition);
}
.faq-q:hover{background:rgba(232,163,61,.04)}
.faq-icon{
  width:32px;height:32px;flex-shrink:0;border-radius:50%;
  border:1px solid rgba(232,163,61,.3);display:flex;align-items:center;justify-content:center;
  font-size:13px;color:var(--accent-primary);transition:all var(--transition);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(232,163,61,.15);border-color:var(--accent-primary)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .35s ease;
  font-size:15px;color:var(--text-secondary);line-height:1.75;padding:0 24px;
}
.faq-a p{padding-bottom:24px}
.faq-item.open .faq-a{max-height:500px;border-top:1px solid var(--border-soft)}

/* Footer */
.site-footer{background:#0D0B0A;border-top:1px solid var(--border-soft);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:3fr 3fr 3fr 3fr;gap:40px}
.footer-brand .logo-text{font-size:20px}
.footer-brand p{
  font-size:14px;color:var(--text-secondary);line-height:1.7;margin-top:16px;max-width:260px;
}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--border-soft);color:var(--text-secondary);font-size:14px;
  transition:all var(--transition);
}
.footer-social a:hover{color:var(--accent-primary);border-color:var(--accent-primary);background:rgba(232,163,61,.08)}
.footer-col h4{
  font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:20px;
  letter-spacing:.03em;
}
.footer-col ul li{margin-bottom:12px}
.footer-col ul a{
  font-size:14px;color:var(--text-secondary);transition:color var(--transition),padding-left var(--transition);
  display:inline-block;
}
.footer-col ul a:hover{color:var(--accent-primary);padding-left:4px}
.footer-col ul li.contact-item{
  font-size:14px;color:var(--text-secondary);display:flex;align-items:center;gap:10px;line-height:1.6;
}
.footer-col ul li.contact-item i{color:var(--accent-primary);font-size:13px;width:16px}
.footer-subscribe p{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-bottom:16px}
.subscribe-form{display:flex;gap:8px}
.subscribe-form input{
  flex:1;height:44px;padding:0 16px;border-radius:var(--radius-input);
  background:var(--bg-primary);border:1px solid rgba(255,255,255,.08);color:var(--text-primary);
  font-size:14px;transition:all var(--transition);
}
.subscribe-form input::placeholder{color:var(--text-muted)}
.subscribe-form input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(232,163,61,.15)}
.subscribe-form button{
  width:48px;height:44px;border-radius:var(--radius-input);
  background:linear-gradient(135deg,#F2C062,#E8A33D);color:#1a1206;
  display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;
  transition:all var(--transition);flex-shrink:0;
}
.subscribe-form button:hover{filter:brightness(1.08)}
.footer-bottom{
  margin-top:56px;padding:24px 0;border-top:1px solid var(--border-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-muted);
}
.footer-bottom a{color:var(--text-muted)}
.footer-bottom a:hover{color:var(--accent-primary)}

/* Empty state */
.empty-tip{
  grid-column:1/-1;text-align:center;padding:48px 24px;
  background:var(--bg-surface);border-radius:var(--radius-card);
  border:1px dashed var(--border-main);color:var(--text-secondary);font-size:15px;
}

/* Responsive */
@media (max-width:1024px){
  .hot-grid{grid-template-columns:repeat(2,1fr)}
  .hot-card.large{grid-column:span 2}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .container{padding:0 20px}
  .hero{padding:140px 0 80px}
  .hero-title{font-size:38px}
  .hero-subtitle{font-size:17px}
  .hero-content{padding-left:4%}
  .nav-menu{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px}
  .section-head h2{font-size:26px}
  .slider-item{flex-basis:220px}
  .news-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .cta-banner{padding:60px 24px}
  .cta-content h2{font-size:28px}
  .hot-card.large{min-height:240px}
  .hot-card.large .hot-content h3{font-size:18px}
}
@media (max-width:520px){
  .hot-grid{grid-template-columns:1fr}
  .hot-card.large{grid-column:span 1}
  .hot-card.small{min-height:auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center}
  .news-card{flex-direction:row;padding:16px}
  .news-thumb{width:72px;height:72px}
  .news-info h3{font-size:15px}
}
@media (max-width:640px){
  .hero-title{font-size:34px}
  .hero-actions{flex-direction:column;width:100%}
  .hero-actions .btn-primary,.hero-actions .btn-outline{width:100%}
  .slider-item{flex-basis:200px}
}

/* roulang page: category1 */
:root {
  --bg-primary: #141110;
  --bg-surface: #1D1917;
  --bg-elevated: #262019;
  --accent-primary: #E8A33D;
  --accent-hover: #F2C062;
  --accent-secondary: #D9603E;
  --teal-tag: #3C8C7A;
  --text-primary: #F2EDE6;
  --text-secondary: #A69B92;
  --text-muted: #70655D;
  --border-main: rgba(232, 163, 61, .18);
  --border-soft: rgba(255, 255, 255, .06);
  --radius-card: 16px;
  --radius-btn: 999px;
  --shadow-card: 0 2px 12px rgba(0, 0, 0, .28);
  --shadow-hover: 0 12px 32px rgba(0, 0, 0, .45), 0 0 0 1px rgba(232, 163, 61, .12);
  --nav-shadow: 0 8px 32px rgba(0, 0, 0, .4);
  --transition: 180ms ease;
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans CN', sans-serif;
  line-height: 1.8;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

a {
  transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.row {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}

.column, .columns {
  padding-left: 16px;
  padding-right: 16px;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 16px 24px;
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(20, 17, 16, .7);
  box-shadow: 0 8px 32px rgba(0, 0, 0, .4);
}

.nav-capsule {
  max-width: 960px;
  height: 60px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-radius: 999px;
  background: rgba(20, 17, 16, .72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-main);
  box-shadow: var(--nav-shadow);
  position: relative;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
  color: #141110;
  font-weight: 900;
  font-size: 13px;
  letter-spacing: .02em;
}

.logo-text {
  font-weight: 800;
  font-size: 18px;
  color: var(--text-primary);
  white-space: nowrap;
}

.nav-menu {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0;
}

.nav-menu a:not(.btn-primary) {
  position: relative;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 2px;
}

.nav-menu a:not(.btn-primary)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: width var(--transition);
}

.nav-menu a:not(.btn-primary):hover,
.nav-menu a:not(.btn-primary).active {
  color: var(--text-primary);
}

.nav-menu a:not(.btn-primary):hover::after,
.nav-menu a:not(.btn-primary).active::after {
  width: 100%;
}

.nav-menu-cta {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border-main);
  border-radius: 999px;
  cursor: pointer;
  gap: 5px;
  transition: border-color var(--transition), background var(--transition);
  z-index: 120;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.nav-toggle:hover {
  border-color: var(--accent-primary);
  background: rgba(232, 163, 61, .08);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
  color: #1D1710;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-btn);
  padding: 0 24px;
  height: 40px;
  text-decoration: none;
  font-size: 14px;
  cursor: pointer;
  transition: filter var(--transition), box-shadow var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 6px 20px rgba(232, 163, 61, .25);
  transform: translateY(-1px);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--accent-hover);
  outline-offset: 2px;
}

.btn-primary.btn-lg {
  height: 48px;
  padding: 0 32px;
  font-size: 16px;
}

.btn-primary.btn-xl {
  height: 52px;
  padding: 0 40px;
  font-size: 16px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-btn);
  padding: 0 24px;
  height: 46px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.btn-secondary:hover {
  background: rgba(232, 163, 61, .08);
  border-color: var(--accent-primary);
  color: var(--accent-hover);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ===== Category Hero ===== */
.category-hero {
  position: relative;
  min-height: 72vh;
  min-height: 500px;
  display: flex;
  align-items: center;
  padding: 160px 0 80px;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}

.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(20, 17, 16, .94) 0%, rgba(20, 17, 16, .78) 42%, rgba(20, 17, 16, .48) 100%);
}

.category-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(20, 17, 16, 0) 0%, var(--bg-primary) 100%);
}

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

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--accent-hover);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border-main);
  background: rgba(232, 163, 61, .06);
  color: var(--accent-hover);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  margin-bottom: 20px;
}

.hero-h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: .01em;
  max-width: 720px;
  margin-bottom: 20px;
}

.hero-h1 .accent-text {
  color: var(--accent-primary);
}

.hero-sub {
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

/* ===== Section Common ===== */
section {
  padding: 96px 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-head .eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--accent-primary);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
}

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

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

/* ===== Intro Section ===== */
.intro-section {
  background: var(--bg-primary);
}

.intro-row {
  display: flex;
  align-items: center;
}

.intro-media {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  min-height: 320px;
}

.intro-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
  transition: transform .4s ease;
}

.intro-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(20, 17, 16, .1) 0%, rgba(20, 17, 16, .55) 100%);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-card);
  pointer-events: none;
}

.intro-media:hover img {
  transform: scale(1.03);
}

.intro-content {
  padding: 16px 8px 16px 32px;
}

.intro-content h2 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 20px;
}

.intro-content > p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.85;
  margin-bottom: 24px;
}

.check-list {
  list-style: none;
  margin: 0 0 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.6;
}

.check-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 2px;
  width: 18px;
  height: 18px;
  background: rgba(232, 163, 61, .14);
  color: var(--accent-primary);
  border-radius: 50%;
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== Solution Grid ===== */
.solution-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.solution-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.solution-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232, 163, 61, .25);
}

.card-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

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

.card-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 17, 16, 0) 45%, rgba(20, 17, 16, .45) 100%);
}

.card-tag {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 2;
  display: inline-block;
  background: rgba(20, 17, 16, .78);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-main);
  color: var(--accent-hover);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: var(--radius-btn);
}

.card-body {
  padding: 20px 20px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-body h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.card-body p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 18px;
  flex: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-primary);
  text-decoration: none;
}

.card-link i {
  transition: transform var(--transition);
}

.card-link:hover {
  color: var(--accent-hover);
}

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

/* ===== Process Section ===== */
.process-section {
  background: var(--bg-primary);
}

.process-step {
  background: var(--bg-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  height: 100%;
  position: relative;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  margin-bottom: 24px;
}

.process-step:hover {
  border-color: var(--border-main);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(242, 192, 98, .18), rgba(232, 163, 61, .08));
  border: 1px solid var(--border-main);
  color: var(--accent-primary);
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 18px;
  font-family: 'DIN Alternate', 'Bahnschrift', 'Arial Narrow', sans-serif;
}

.process-step h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.process-step p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ===== Scenario Section ===== */
.scenario-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.scenario-card {
  display: flex;
  gap: 18px;
  background: var(--bg-primary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  padding: 28px;
  height: 100%;
  margin-bottom: 24px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.scenario-card:hover {
  border-color: var(--border-main);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.scenario-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(232, 163, 61, .1);
  border: 1px solid var(--border-main);
  color: var(--accent-primary);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scenario-content h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.scenario-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ===== Stats Section ===== */
.stats-section {
  background: var(--bg-primary);
  position: relative;
}

.stats-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
  opacity: .07;
  pointer-events: none;
}

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

.stat-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  padding: 40px 24px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.stat-item:hover {
  border-color: var(--border-main);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.stat-num {
  display: block;
  font-size: 40px;
  font-weight: 900;
  color: var(--accent-primary);
  font-family: 'DIN Alternate', 'Bahnschrift', 'Arial Narrow', sans-serif;
  line-height: 1.2;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ===== FAQ Section ===== */
.faq-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.faq-group {
  margin-bottom: 24px;
}

.faq-item {
  background: var(--bg-primary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  padding: 24px;
  margin-bottom: 12px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

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

.faq-question {
  width: 100%;
  background: transparent;
  border: 0;
  border-left: 3px solid var(--accent-primary);
  padding: 0 0 0 16px;
  text-align: left;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  line-height: 1.5;
}

.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 13px;
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: rgba(232, 163, 61, .1);
  border-color: var(--accent-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 16px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.75;
  transition: max-height .35s ease, padding .35s ease;
}

.faq-item.open .faq-answer {
  padding: 16px 16px 4px;
}

/* ===== CTA Banner ===== */
.cta-banner {
  background: var(--bg-primary);
  position: relative;
  padding: 120px 0;
  text-align: center;
}

.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  opacity: .14;
}

.cta-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(232, 163, 61, .06) 0%, transparent 65%);
}

.cta-banner .container {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
}

.cta-box {
  max-width: 760px;
  background: rgba(29, 25, 23, .88);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-main);
  border-radius: 24px;
  padding: 56px 48px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, .5);
}

.cta-box h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 16px;
}

.cta-box > p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.75;
  margin-bottom: 32px;
}

.cta-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 580px;
  margin: 0 auto;
}

.cta-form input {
  flex: 1 1 160px;
  height: 48px;
  padding: 0 18px;
  background: var(--bg-primary);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.cta-form input::placeholder {
  color: var(--text-muted);
}

.cta-form input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(232, 163, 61, .15);
}

/* ===== Footer ===== */
.site-footer {
  background: #0D0B0A;
  border-top: 1px solid var(--border-soft);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 3fr 2fr 2fr 3fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 20px 0;
  max-width: 320px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.footer-social a:hover {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  background: rgba(232, 163, 61, .08);
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
}

.footer-col ul a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
}

.footer-col ul a:hover {
  color: var(--accent-hover);
}

.contact-item {
  color: var(--text-secondary);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.contact-item i {
  color: var(--accent-primary);
  font-size: 14px;
  width: 16px;
  text-align: center;
}

.footer-subscribe p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 18px;
  line-height: 1.7;
}

.subscribe-form {
  display: flex;
  gap: 0;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-primary);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.subscribe-form:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(232, 163, 61, .15);
}

.subscribe-form input {
  flex: 1;
  height: 48px;
  background: transparent;
  border: 0;
  padding: 0 16px;
  color: var(--text-primary);
  font-size: 14px;
}

.subscribe-form input::placeholder {
  color: var(--text-muted);
}

.subscribe-form input:focus {
  outline: none;
}

.subscribe-form button {
  width: 52px;
  height: 48px;
  border: 0;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
  color: #1D1710;
  font-size: 15px;
  cursor: pointer;
  transition: filter var(--transition);
}

.subscribe-form button:hover {
  filter: brightness(1.1);
}

.footer-bottom {
  border-top: 1px solid var(--border-soft);
  padding: 24px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
  text-decoration: none;
}

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

/* ===== Focus accessibility ===== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  section {
    padding: 80px 0;
  }

  .nav-menu {
    gap: 20px;
  }

  .hero-h1 {
    font-size: 44px;
  }

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

  .cta-box {
    padding: 48px 32px;
  }

  .intro-content {
    padding-left: 8px;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 12px 16px;
  }

  .nav-capsule {
    height: 56px;
    padding: 0 14px;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: 50%;
    width: 100%;
    height: 100vh;
    background: rgba(20, 17, 16, .94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    padding: 80px 24px 40px;
    margin: 0;
    list-style: none;
    transform: translateX(-50%) translateY(-102%);
    opacity: 0;
    pointer-events: none;
    transition: transform .35s ease, opacity .35s ease;
    z-index: 90;
  }

  body.menu-open .nav-menu {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu a:not(.btn-primary) {
    font-size: 24px;
    color: var(--text-primary);
  }

  .nav-menu a:not(.btn-primary)::after {
    bottom: 0;
  }

  .nav-menu-cta {
    display: block;
    margin-top: 12px;
  }

  .nav-menu-cta .btn-primary {
    height: 48px;
    padding: 0 36px;
    font-size: 16px;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .container {
    padding: 0 24px;
  }

  .category-hero {
    min-height: 62vh;
    padding: 130px 0 60px;
  }

  .hero-h1 {
    font-size: 38px;
  }

  .section-head {
    margin-bottom: 40px;
  }

  .section-head h2 {
    font-size: 28px;
  }

  .intro-content {
    padding: 24px 0 0;
  }

  .intro-media {
    min-height: 240px;
  }

  .intro-media img {
    min-height: 240px;
  }

  .cta-banner {
    padding: 80px 0;
  }

  .cta-box {
    padding: 40px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: span 2;
  }

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

@media (max-width: 520px) {
  .container {
    padding: 0 20px;
  }

  .site-header {
    padding: 10px 12px;
  }

  .logo-mark {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  .logo-text {
    font-size: 16px;
  }

  .nav-toggle {
    width: 36px;
    height: 36px;
  }

  .category-hero {
    min-height: 58vh;
    padding: 110px 0 48px;
  }

  .hero-h1 {
    font-size: 32px;
  }

  .hero-sub {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }

  .section-head h2 {
    font-size: 24px;
  }

  .cta-form {
    flex-direction: column;
  }

  .cta-form input {
    width: 100%;
    flex: none;
  }

  .cta-form .btn-primary {
    width: 100%;
  }

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

  .footer-brand {
    grid-column: span 1;
  }

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

  .stat-item {
    padding: 28px 20px;
  }

  .stat-num {
    font-size: 32px;
  }

  .faq-question {
    font-size: 15px;
  }
}

/* roulang page: article */
:root {
  --bg-primary: #141110;
  --bg-surface: #1D1917;
  --bg-elevated: #262019;
  --accent-primary: #E8A33D;
  --accent-hover: #F2C062;
  --accent-secondary: #D9603E;
  --teal-tag: #3C8C7A;
  --text-primary: #F2EDE6;
  --text-secondary: #A69B92;
  --text-muted: #70655D;
  --border-main: rgba(232,163,61,.18);
  --border-soft: rgba(255,255,255,.06);
  --radius-card: 16px;
  --radius-btn: 999px;
  --radius-input: 12px;
  --shadow-card: 0 2px 12px rgba(0,0,0,.28);
  --shadow-card-hover: 0 12px 32px rgba(0,0,0,.45), 0 0 0 1px rgba(232,163,61,.12);
  --shadow-nav: 0 8px 32px rgba(0,0,0,.4);
  --transition: 180ms ease;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans CN', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  line-height: 1.25;
  color: var(--text-primary);
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.container.narrow {
  max-width: 860px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  background: linear-gradient(135deg, #F2C062, #E8A33D);
  color: #141110;
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(232,163,61,.25);
  color: #141110;
}
.btn-primary:focus-visible {
  outline: 2px solid var(--accent-hover);
  outline-offset: 3px;
}
.badge-category {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(232,163,61,.1);
  border: 1px solid var(--border-main);
  color: var(--accent-primary);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .02em;
}

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 32px;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: rgba(20,17,16,.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-capsule {
  max-width: 960px;
  height: 60px;
  margin: 0 auto;
  border-radius: 999px;
  background: rgba(20,17,16,.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-main);
  box-shadow: var(--shadow-nav);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #F2C062, #E8A33D);
  color: #141110;
  font-weight: 900;
  font-size: 14px;
  font-family: 'DIN Alternate', 'Bahnschrift', 'Arial Narrow', sans-serif;
  letter-spacing: .02em;
}
.logo-text {
  font-weight: 800;
  font-size: 16px;
  color: var(--text-primary);
  letter-spacing: .02em;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 0;
  padding: 0;
}
.nav-menu li {
  list-style: none;
}
.nav-menu a {
  display: flex;
  align-items: center;
  height: 40px;
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
  transition: color var(--transition);
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent-primary);
  transition: width var(--transition);
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--text-primary);
}
.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}
.nav-cta {
  height: 40px;
  padding: 0 20px;
  font-size: 14px;
  margin-left: auto;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  margin-left: auto;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ===== 面包屑 ===== */
.article-breadcrumb {
  padding: 112px 0 16px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-primary);
}
.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
  min-height: 32px;
}
.breadcrumb-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
.breadcrumb-nav a:hover {
  color: var(--accent-primary);
}
.breadcrumb-nav .sep {
  color: var(--text-muted);
  opacity: .5;
}
.breadcrumb-nav .crumb-current {
  color: var(--text-secondary);
  display: inline-block;
  max-width: 360px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}

/* ===== 文章主体 ===== */
.article-wrap {
  padding: 48px 0 56px;
  background: var(--bg-primary);
}
.article-inner {
  max-width: 860px;
  margin: 0 auto;
}
.article-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  line-height: 1.25;
  margin: 16px 0 20px;
  color: var(--text-primary);
  letter-spacing: .01em;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 32px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-secondary);
  font-size: 14px;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-item i {
  color: var(--accent-primary);
  font-size: 14px;
}

/* ===== 正文排版 ===== */
.article-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-primary);
}
.article-content > * {
  margin-bottom: 28px;
}
.article-content > *:last-child {
  margin-bottom: 0;
}
.article-content p {
  color: var(--text-primary);
  line-height: 1.8;
}
.article-content h2,
.article-content h3,
.article-content h4 {
  font-weight: 800;
  line-height: 1.25;
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.article-content h2 {
  font-size: 28px;
}
.article-content h3 {
  font-size: 24px;
}
.article-content h4 {
  font-size: 20px;
}
.article-content h2::before,
.article-content h3::before,
.article-content h4::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1em;
  border-radius: 4px;
  background: var(--accent-primary);
  margin-right: 12px;
  vertical-align: -1px;
}
.article-content a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--transition);
}
.article-content a:hover {
  color: var(--accent-hover);
}
.article-content blockquote {
  border-left: 3px solid var(--accent-primary);
  background: rgba(232,163,61,.06);
  padding: 24px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 17px;
}
.article-content blockquote p {
  margin-bottom: 0;
  color: var(--text-secondary);
}
.article-content img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
}
.article-content ul,
.article-content ol {
  padding-left: 24px;
  margin-bottom: 28px;
}
.article-content ul li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
}
.article-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .78em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
}
.article-content ol {
  list-style: decimal;
}
.article-content ol li {
  padding-left: 4px;
  margin-bottom: 8px;
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 28px;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border-soft);
  padding: 12px 16px;
  text-align: left;
  font-size: 15px;
}
.article-content th {
  background: var(--bg-elevated);
  color: var(--accent-primary);
  font-weight: 700;
}
.article-content pre {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin-bottom: 28px;
  font-size: 14px;
  line-height: 1.7;
}
.article-content code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  font-size: .9em;
}

/* ===== 文章工具区 ===== */
.article-toolbar {
  max-width: 720px;
  margin: 48px auto 0;
  padding-top: 32px;
  border-top: 1px solid var(--border-soft);
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag-pill {
  display: inline-block;
  padding: 8px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.2;
  transition: var(--transition);
}
.tag-pill:hover {
  color: var(--accent-primary);
  border-color: var(--border-main);
}
.article-share {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.share-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-right: 4px;
}
.share-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: var(--bg-surface);
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  text-decoration: none;
  font-size: 15px;
}
.share-btn:hover {
  color: var(--accent-primary);
  border-color: var(--border-main);
  transform: translateY(-2px);
}
.share-btn:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ===== 相关推荐 ===== */
.related-section {
  background: var(--bg-surface);
  padding: 64px 0 56px;
  border-top: 1px solid var(--border-soft);
}
.section-head {
  margin-bottom: 32px;
}
.section-head .eyebrow {
  font-size: 13px;
  color: var(--accent-primary);
  letter-spacing: .08em;
  font-weight: 700;
}
.section-head h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  margin-top: 8px;
}
.section-head p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-top: 8px;
}
.related-scroll {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
  scrollbar-width: none;
}
.related-scroll::-webkit-scrollbar {
  display: none;
}
.related-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--bg-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--border-soft);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--border-main);
}
.related-card .thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-elevated);
}
.related-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.related-card:hover .thumb img {
  transform: scale(1.04);
}
.related-card-body {
  padding: 16px;
}
.related-card-body .badge-category {
  font-size: 12px;
  padding: 4px 10px;
}
.related-card-body h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  margin: 12px 0 0;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition);
}
.related-card:hover .related-card-body h3 {
  color: var(--accent-primary);
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
}
.back-link i {
  color: var(--accent-primary);
  transition: transform var(--transition);
}
.back-link:hover {
  color: var(--accent-primary);
}
.back-link:hover i {
  transform: translateX(-4px);
}
.back-link:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===== 内容未找到 ===== */
.content-not-found {
  text-align: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  padding: 80px 32px;
}
.content-not-found .article-title {
  margin-bottom: 12px;
  font-size: clamp(26px, 4vw, 36px);
}
.content-not-found p {
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-size: 16px;
}
.content-not-found .btn-primary {
  min-width: 160px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: #0D0B0A;
  border-top: 1px solid var(--border-soft);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
  padding: 72px 0 48px;
}
.footer-brand {
  grid-column: span 3;
}
.footer-col {
  grid-column: span 3;
}
.footer-brand p {
  margin: 20px 0 0;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.12);
  color: var(--text-secondary);
  transition: var(--transition);
  font-size: 15px;
}
.footer-social a:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
}
.footer-social a:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.footer-col ul {
  margin: 0;
  padding: 0;
}
.footer-col ul li {
  margin-bottom: 10px;
  color: var(--text-secondary);
  font-size: 14px;
  list-style: none;
}
.footer-col ul a {
  color: var(--text-secondary);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--transition);
}
.footer-col ul a:hover {
  color: var(--accent-primary);
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 14px;
}
.contact-item i {
  color: var(--accent-primary);
  width: 16px;
  font-size: 14px;
}
.footer-subscribe p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 14px;
  line-height: 1.6;
}
.subscribe-form {
  display: flex;
  height: 48px;
  background: var(--bg-primary);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.subscribe-form:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(232,163,61,.15);
}
.subscribe-form input {
  flex: 1;
  min-width: 0;
  background: transparent;
  padding: 0 16px;
  color: var(--text-primary);
  font-size: 14px;
}
.subscribe-form input::placeholder {
  color: var(--text-muted);
}
.subscribe-form button {
  width: 52px;
  background: linear-gradient(135deg, #F2C062, #E8A33D);
  color: #141110;
  font-size: 15px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.subscribe-form button:hover {
  filter: brightness(1.08);
}
.subscribe-form button:focus-visible {
  outline: 2px solid var(--accent-hover);
  outline-offset: -2px;
}
.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border-soft);
  color: var(--text-muted);
  font-size: 12px;
}
.footer-bottom a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-bottom a:hover {
  color: var(--accent-primary);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .footer-brand {
    grid-column: span 6;
  }
  .footer-col {
    grid-column: span 3;
  }
}
@media (max-width: 768px) {
  .site-header {
    padding: 12px 20px;
  }
  .nav-capsule {
    padding: 0 12px;
    gap: 12px;
  }
  .nav-cta {
    display: none;
  }
  .nav-menu {
    position: fixed;
    top: 78px;
    left: 16px;
    right: 16px;
    background: rgba(20,17,16,.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    border: 1px solid var(--border-main);
    box-shadow: var(--shadow-nav);
    padding: 32px 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    display: none;
    z-index: 99;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu a {
    font-size: 24px;
    font-weight: 700;
    height: auto;
    padding: 4px 0;
  }
  .nav-menu a::after {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .container {
    padding: 0 20px;
  }
  .article-breadcrumb {
    padding: 96px 0 12px;
  }
  .article-wrap {
    padding: 32px 0 40px;
  }
  .article-meta {
    gap: 14px;
    padding-bottom: 24px;
    margin-bottom: 32px;
  }
  .article-content {
    font-size: 15px;
  }
  .article-content h2 {
    font-size: 22px;
  }
  .article-content h3 {
    font-size: 20px;
  }
  .article-content h4 {
    font-size: 18px;
  }
  .breadcrumb-nav {
    font-size: 13px;
    gap: 6px;
  }
  .breadcrumb-nav .crumb-current {
    max-width: 220px;
  }
  .related-section {
    padding: 48px 0 40px;
  }
  .related-card {
    flex-basis: 220px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 48px 0 32px;
  }
  .footer-brand {
    grid-column: span 2;
  }
  .footer-col {
    grid-column: span 1;
  }
}
@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand,
  .footer-col {
    grid-column: span 1;
  }
  .content-not-found {
    padding: 56px 20px;
  }
  .article-toolbar {
    margin-top: 40px;
    padding-top: 24px;
  }
  .article-share {
    justify-content: flex-start;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root{
  --bg-primary:#141110;
  --bg-surface:#1D1917;
  --bg-elevated:#262019;
  --accent-primary:#E8A33D;
  --accent-hover:#F2C062;
  --accent-secondary:#D9603E;
  --teal-tag:#3C8C7A;
  --text-primary:#F2EDE6;
  --text-secondary:#A69B92;
  --text-muted:#70655D;
  --border-main:rgba(232,163,61,.18);
  --border-soft:rgba(255,255,255,.06);
  --radius-card:16px;
  --radius-btn:999px;
  --radius-input:12px;
  --shadow-card:0 2px 12px rgba(0,0,0,.28);
  --shadow-hover:0 12px 32px rgba(0,0,0,.45),0 0 0 1px rgba(232,163,61,.12);
  --shadow-nav:0 8px 32px rgba(0,0,0,.4);
  --transition:180ms ease;
}
/* ===== 基础 Reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC','Source Han Sans CN',sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text-primary);
  background:var(--bg-primary);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:none}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
button,input,textarea{font-family:inherit;font-size:inherit;border:none;background:none;outline:none}
ul,ol{padding:0;margin:0;list-style:none}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;line-height:1.25;color:var(--text-primary)}
p{margin:0 0 16px}
/* ===== 容器 ===== */
.container,.grid-container{
  max-width:1200px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
@media(max-width:640px){
  .container,.grid-container{
    padding-left:20px;
    padding-right:20px;
  }
}
/* ===== 按钮 ===== */
.btn-primary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:44px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  background:linear-gradient(135deg,#F2C062,#E8A33D);
  color:#1a1208;
  font-weight:700;
  font-size:15px;
  letter-spacing:.02em;
  box-shadow:0 4px 16px rgba(232,163,61,.2);
  transition:all var(--transition);
  cursor:pointer;
  white-space:nowrap;
  border:none;
}
.btn-primary:hover{
  filter:brightness(1.08);
  box-shadow:0 6px 20px rgba(232,163,61,.25);
  transform:translateY(-1px);
}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{outline:3px solid rgba(232,163,61,.4);outline-offset:2px}
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:44px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  background:transparent;
  border:1px solid var(--border-main);
  color:var(--text-primary);
  font-weight:600;
  font-size:15px;
  transition:all var(--transition);
  cursor:pointer;
  white-space:nowrap;
}
.btn-outline:hover{background:rgba(232,163,61,.08);border-color:var(--accent-primary)}
.btn-outline:focus-visible{outline:3px solid rgba(232,163,61,.3);outline-offset:2px}
.btn-lg{height:52px;padding:0 40px;font-size:16px}
/* ===== 头部导航 ===== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  padding-top:16px;
  padding-left:20px;
  padding-right:20px;
  background:transparent;
  transition:background var(--transition);
}
.site-header.scrolled{
  background:rgba(20,17,16,.7);
}
.site-header.scrolled .nav-capsule{
  box-shadow:0 8px 32px rgba(0,0,0,.4);
}
.nav-capsule{
  max-width:960px;
  height:60px;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 22px;
  border-radius:var(--radius-btn);
  background:rgba(20,17,16,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border-main);
  box-shadow:var(--shadow-nav);
  transition:box-shadow var(--transition);
  position:relative;
}
.nav-logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{
  display:flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  background:linear-gradient(135deg,#F2C062,#E8A33D);
  color:#1a1208;
  font-weight:900;
  font-size:14px;
  letter-spacing:.04em;
  font-family:'DIN Alternate','Bahnschrift','Arial Narrow',sans-serif;
  box-shadow:0 2px 8px rgba(232,163,61,.3);
}
.logo-text{
  font-size:17px;
  font-weight:800;
  color:var(--text-primary);
  letter-spacing:.02em;
  white-space:nowrap;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
  margin:0;
  padding:0;
  list-style:none;
}
.nav-menu li{
  position:relative;
}
.nav-menu a{
  display:block;
  padding:8px 16px;
  color:var(--text-secondary);
  font-size:15px;
  font-weight:500;
  border-radius:999px;
  transition:color var(--transition),background var(--transition);
  position:relative;
}
.nav-menu a::after{
  content:'';
  position:absolute;
  left:16px;right:16px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--accent-primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--transition);
}
.nav-menu a:hover{
  color:var(--text-primary);
  background:rgba(232,163,61,.06);
}
.nav-menu a:hover::after{
  transform:scaleX(1);
}
.nav-menu a.active{
  color:var(--text-primary);
  font-weight:600;
}
.nav-menu a.active::after{
  transform:scaleX(1);
}
.nav-cta{
  height:40px;
  padding:0 22px;
  font-size:14px;
  flex-shrink:0;
}
.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  border-radius:12px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--border-soft);
  cursor:pointer;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  z-index:1002;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  background:var(--text-primary);
  border-radius:2px;
  transition:transform var(--transition),opacity var(--transition);
}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* 移动端菜单 */
.mobile-menu{
  display:none;
  position:fixed;
  top:0;left:0;right:0;bottom:0;
  z-index:1001;
  background:rgba(20,17,16,.92);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:40px 24px;
}
.mobile-menu.open{
  display:flex;
}
.mobile-menu a.mobile-link{
  font-size:28px;
  font-weight:800;
  color:var(--text-primary);
  padding:12px 24px;
  border-radius:16px;
  transition:background var(--transition);
}
.mobile-menu a.mobile-link:hover,.mobile-menu a.mobile-link.active{
  background:rgba(232,163,61,.08);
  color:var(--accent-hover);
}
.mobile-menu .btn-primary{
  margin-top:24px;
  height:50px;
  padding:0 38px;
}
/* 响应式导航 */
@media(max-width:768px){
  .nav-capsule{
    max-width:100%;
    height:60px;
  }
  .nav-menu{
    display:none;
  }
  .nav-cta{
    display:none;
  }
  .nav-toggle{
    display:flex;
  }
}
/* ===== 分类 Hero ===== */
.category-hero{
  position:relative;
  min-height:62vh;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:140px 0 96px;
  background:
    linear-gradient(180deg,rgba(20,17,16,0) 0%,rgba(20,17,16,.72) 70%,#141110 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  padding:6px 18px;
  border-radius:var(--radius-btn);
  border:1px solid var(--border-main);
  background:rgba(20,17,16,.5);
  backdrop-filter:blur(6px);
  color:var(--accent-hover);
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  margin-bottom:24px;
}
.category-hero h1{
  font-size:56px;
  font-weight:900;
  letter-spacing:.01em;
  margin-bottom:18px;
}
.category-hero h1 .accent{
  color:var(--accent-primary);
}
.hero-sub{
  font-size:20px;
  font-weight:500;
  color:var(--text-secondary);
  max-width:620px;
  margin:0 auto;
  line-height:1.6;
}
.hero-scroll{
  position:absolute;
  bottom:28px;
  left:50%;
  transform:translateX(-50%);
  width:36px;
  height:36px;
  border-radius:50%;
  border:1px solid var(--border-main);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-secondary);
  font-size:14px;
  animation:scrollFloat 2.2s ease-in-out infinite;
  cursor:pointer;
}
@keyframes scrollFloat{
  0%,100%{transform:translate(-50%,0)}
  50%{transform:translate(-50%,12px)}
}
@media(max-width:768px){
  .category-hero{
    min-height:50vh;
    padding:120px 0 70px;
  }
  .category-hero h1{
    font-size:36px;
  }
  .hero-sub{
    font-size:17px;
  }
}
/* ===== 板块通用 ===== */
.section{
  padding:112px 0;
}
.section-alt{
  background:var(--bg-surface);
}
.section-head{
  text-align:center;
  max-width:620px;
  margin:0 auto 56px;
}
.section-tag{
  display:inline-block;
  padding:4px 14px;
  border-radius:var(--radius-btn);
  background:rgba(60,140,122,.12);
  border:1px solid rgba(60,140,122,.25);
  color:var(--teal-tag);
  font-size:12px;
  font-weight:600;
  letter-spacing:.1em;
  margin-bottom:16px;
}
.section-head h2{
  font-size:36px;
  font-weight:800;
  margin-bottom:14px;
}
.section-head p{
  color:var(--text-secondary);
  font-size:16px;
  margin-bottom:0;
}
@media(max-width:768px){
  .section{
    padding:64px 0;
  }
  .section-head h2{
    font-size:28px;
  }
}
/* ===== 图文简介区 ===== */
.intro-split{
  display:flex;
  align-items:center;
  gap:60px;
}
.intro-media{
  flex:0 0 50%;
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  position:relative;
}
.intro-media img{
  width:100%;
  height:380px;
  object-fit:cover;
  transition:transform .4s ease;
}
.intro-media:hover img{
  transform:scale(1.03);
}
.intro-media::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(20,17,16,.6) 100%);
  pointer-events:none;
  border-radius:var(--radius-card);
}
.intro-content{
  flex:1;
}
.intro-content .section-tag{
  margin-bottom:12px;
}
.intro-content h2{
  font-size:32px;
  font-weight:800;
  margin-bottom:20px;
  line-height:1.3;
}
.intro-content p{
  color:var(--text-secondary);
  font-size:16px;
  line-height:1.8;
  margin-bottom:16px;
}
.check-list{
  margin-top:20px;
}
.check-list li{
  position:relative;
  padding-left:28px;
  margin-bottom:12px;
  color:var(--text-primary);
  font-size:15px;
  font-weight:500;
}
.check-list li::before{
  content:'\f00c';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  position:absolute;
  left:0;
  top:0;
  color:var(--accent-primary);
  font-size:14px;
}
@media(max-width:900px){
  .intro-split{
    flex-direction:column;
    gap:32px;
  }
  .intro-media{
    flex:none;
    width:100%;
  }
  .intro-media img{
    height:280px;
  }
  .intro-content h2{
    font-size:26px;
  }
}
/* ===== 内容网格 ===== */
.news-grid-section{
  background:var(--bg-surface);
  border-top:1px solid var(--border-soft);
  border-bottom:1px solid var(--border-soft);
}
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.news-card{
  background:var(--bg-primary);
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--border-soft);
  box-shadow:var(--shadow-card);
  transition:all var(--transition);
  display:flex;
  flex-direction:column;
}
.news-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--border-main);
}
.news-card-media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
}
.news-card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease;
}
.news-card:hover .news-card-media img{
  transform:scale(1.04);
}
.news-card-media .card-tag{
  position:absolute;
  top:12px;
  left:12px;
  z-index:2;
}
.card-tag{
  display:inline-block;
  padding:4px 12px;
  border-radius:var(--radius-btn);
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  background:rgba(20,17,16,.7);
  backdrop-filter:blur(6px);
  color:var(--accent-hover);
  border:1px solid var(--border-main);
}
.card-tag.teal{
  background:rgba(60,140,122,.16);
  color:var(--teal-tag);
  border-color:rgba(60,140,122,.25);
}
.card-tag.warm{
  background:rgba(217,96,62,.16);
  color:#E8826A;
  border-color:rgba(217,96,62,.25);
}
.news-card-body{
  padding:20px;
  display:flex;
  flex-direction:column;
  flex-grow:1;
}
.news-card-body h3{
  font-size:18px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:10px;
}
.news-card-body h3 a{
  color:var(--text-primary);
  transition:color var(--transition);
}
.news-card-body h3 a:hover{
  color:var(--accent-primary);
}
.news-card-body p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.6;
  margin-bottom:16px;
  flex-grow:1;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--accent-primary);
  transition:gap var(--transition);
}
.card-link:hover{
  gap:10px;
  color:var(--accent-hover);
}
.card-link i{
  font-size:12px;
}
@media(max-width:1024px){
  .news-grid{
    grid-template-columns:repeat(2,1fr);
    gap:20px;
  }
}
@media(max-width:640px){
  .news-grid{
    grid-template-columns:1fr;
  }
}
/* ===== 数据统计条 ===== */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin:40px 0 0;
  padding:36px 0;
  border-top:1px solid var(--border-soft);
  border-bottom:1px solid var(--border-soft);
}
.stat-item{
  text-align:center;
}
.stat-num{
  display:block;
  font-family:'DIN Alternate','Bahnschrift','Arial Narrow',sans-serif;
  font-size:40px;
  font-weight:900;
  color:var(--accent-primary);
  line-height:1.2;
}
.stat-label{
  display:block;
  font-size:14px;
  color:var(--text-secondary);
  margin-top:6px;
}
@media(max-width:768px){
  .stat-strip{
    grid-template-columns:repeat(2,1fr);
    gap:20px;
  }
}
/* ===== CTA 横幅 ===== */
.cta-band{
  position:relative;
  padding:112px 0;
  text-align:center;
  background:
    linear-gradient(135deg,rgba(20,17,16,.92) 0%,rgba(38,32,25,.85) 60%,rgba(20,17,16,.92) 100%),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  overflow:hidden;
}
.cta-band::before{
  content:'';
  position:absolute;
  top:-40px;
  right:-40px;
  width:220px;
  height:220px;
  border:2px solid var(--border-main);
  border-radius:50%;
  opacity:.5;
}
.cta-band::after{
  content:'';
  position:absolute;
  bottom:-60px;
  left:-60px;
  width:300px;
  height:300px;
  border:1px solid var(--border-main);
  border-radius:50%;
  opacity:.3;
}
.cta-band .container{
  position:relative;
  z-index:2;
}
.cta-band h2{
  font-size:36px;
  font-weight:800;
  margin-bottom:16px;
}
.cta-band p{
  font-size:17px;
  color:var(--text-secondary);
  max-width:520px;
  margin:0 auto 36px;
  line-height:1.7;
}
@media(max-width:768px){
  .cta-band{
    padding:72px 0;
  }
  .cta-band h2{
    font-size:28px;
  }
}
/* ===== FAQ ===== */
.faq-section{
  background:var(--bg-primary);
}
.faq-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
  max-width:960px;
  margin:0 auto;
}
.faq-item{
  background:var(--bg-surface);
  border-radius:var(--radius-card);
  border:1px solid var(--border-soft);
  padding:24px 24px 20px 24px;
  transition:border-color var(--transition),box-shadow var(--transition);
  position:relative;
  overflow:hidden;
}
.faq-item::before{
  content:'';
  position:absolute;
  left:0;
  top:24px;
  bottom:24px;
  width:3px;
  border-radius:3px;
  background:var(--accent-primary);
  opacity:.6;
}
.faq-item:hover{
  border-color:var(--border-main);
  box-shadow:0 4px 20px rgba(0,0,0,.3);
}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  cursor:pointer;
  padding-left:12px;
}
.faq-q h3{
  font-size:17px;
  font-weight:700;
  color:var(--text-primary);
  line-height:1.5;
  flex:1;
}
.faq-icon{
  width:32px;
  height:32px;
  border-radius:50%;
  border:1px solid var(--border-main);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--accent-primary);
  font-size:14px;
  flex-shrink:0;
  transition:transform var(--transition),background var(--transition),color var(--transition);
  margin-left:16px;
}
.faq-item.active .faq-icon{
  transform:rotate(45deg);
  background:var(--accent-primary);
  color:#1a1208;
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
  padding-left:12px;
}
.faq-a-inner{
  padding:14px 0 0;
  color:var(--text-secondary);
  font-size:15px;
  line-height:1.7;
}
.faq-item.active .faq-a{
  max-height:400px;
}
@media(max-width:768px){
  .faq-grid{
    grid-template-columns:1fr;
  }
  .faq-item{
    padding:20px 18px 16px;
  }
}
/* ===== 页脚 ===== */
.site-footer{
  background:#0D0B0A;
  border-top:1px solid var(--border-soft);
  padding-top:64px;
  padding-bottom:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:3fr 2fr 2fr 3fr;
  gap:48px;
  margin-bottom:48px;
}
.footer-brand .nav-logo{
  margin-bottom:16px;
}
.footer-brand p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.7;
  margin-bottom:20px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social a{
  width:36px;
  height:36px;
  border-radius:10px;
  border:1px solid var(--border-soft);
  background:var(--bg-surface);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-secondary);
  font-size:14px;
  transition:all var(--transition);
}
.footer-social a:hover{
  color:var(--accent-primary);
  border-color:var(--border-main);
  transform:translateY(-2px);
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--text-primary);
  margin-bottom:18px;
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul li a{
  color:var(--text-secondary);
  font-size:14px;
  transition:color var(--transition);
}
.footer-col ul li a:hover{
  color:var(--accent-primary);
}
.contact-item{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-secondary);
  font-size:14px;
}
.contact-item i{
  color:var(--accent-primary);
  width:16px;
  text-align:center;
}
.footer-subscribe p{
  color:var(--text-muted);
  font-size:14px;
  margin-bottom:16px;
}
.subscribe-form{
  display:flex;
  align-items:center;
  gap:10px;
  background:var(--bg-primary);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-input);
  padding:4px;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.subscribe-form:focus-within{
  border-color:var(--accent-primary);
  box-shadow:0 0 0 3px rgba(232,163,61,.15);
}
.subscribe-form input{
  flex:1;
  height:40px;
  padding:0 14px;
  color:var(--text-primary);
  background:transparent;
  border:none;
  font-size:14px;
}
.subscribe-form input::placeholder{
  color:var(--text-muted);
}
.subscribe-form button{
  width:40px;
  height:40px;
  border-radius:10px;
  background:linear-gradient(135deg,#F2C062,#E8A33D);
  color:#1a1208;
  font-size:14px;
  cursor:pointer;
  transition:filter var(--transition);
  flex-shrink:0;
}
.subscribe-form button:hover{
  filter:brightness(1.1);
}
.footer-bottom{
  border-top:1px solid var(--border-soft);
  padding:24px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
  font-size:12px;
  color:var(--text-muted);
}
.footer-bottom a{
  color:var(--text-muted);
  transition:color var(--transition);
}
.footer-bottom a:hover{
  color:var(--accent-primary);
}
@media(max-width:1024px){
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
}
@media(max-width:640px){
  .footer-grid{
    grid-template-columns:1fr;
    margin-bottom:32px;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
    text-align:left;
  }
}
/* ===== Foundation 覆盖 ===== */
.grid-x>.cell,.grid-x>.small-1,.grid-x>.small-2,.grid-x>.small-3,.grid-x>.small-4,.grid-x>.small-5,.grid-x>.small-6,.grid-x>.small-7,.grid-x>.small-8,.grid-x>.small-9,.grid-x>.small-10,.grid-x>.small-11,.grid-x>.small-12{
  padding-left:12px;
  padding-right:12px;
}
@media(max-width:640px){
  .grid-margin-x{
    margin-left:-12px;
    margin-right:-12px;
  }
}