/* roulang page: index */
:root{
  --primary:#C5A26E;
  --primary-light:#E2C998;
  --secondary:#5F8A74;
  --accent:#D9875B;
  --bg-dark:#111814;
  --bg-dark-2:#182220;
  --bg-light:#F5F1E8;
  --text-dark:#1C201D;
  --text-light:#EAE7DF;
  --line-dark:rgba(255,255,255,0.08);
  --line-light:rgba(17,24,20,0.12);
  --shadow-dark:0 10px 30px rgba(0,0,0,0.35);
  --shadow-light:0 8px 24px rgba(17,24,20,0.07);
  --radius-card:18px;
  --radius-btn:10px;
  --radius-chip:999px;
  --radius-input:10px;
  --grad-gold:linear-gradient(135deg,#C5A26E 0%,#D9875B 100%);
  --transition:0.3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg-dark);
  color:var(--text-light);
  line-height:1.75;
  font-size:16px;
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color 0.3s ease}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.grid-container{max-width:1200px}
.section{padding:96px 0}
.section-head{margin-bottom:48px;position:relative}
.section-head .section-line{display:block;width:56px;height:2px;background:var(--grad-gold);margin-bottom:16px;border-radius:2px}
.section-head h2{font-size:1.9rem;font-weight:700;letter-spacing:-0.02em;line-height:1.3;color:#fff}
.section-head p{font-size:0.95rem;color:rgba(234,231,223,0.65);max-width:560px;margin-top:10px;line-height:1.75}
.section-head.light h2{color:var(--text-dark)}
.section-head.light p{color:rgba(28,32,29,0.7)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 28px;border-radius:var(--radius-btn);
  font-weight:600;font-size:0.95rem;line-height:1.4;
  border:1px solid transparent;cursor:pointer;
  transition:transform 0.3s ease,box-shadow 0.3s ease,background 0.3s ease,border-color 0.3s ease;
  letter-spacing:0.02em;
}
.btn-primary{
  background:var(--grad-gold);color:#fff;
  box-shadow:0 4px 20px rgba(197,162,110,0.25);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(197,162,110,0.35);filter:brightness(1.05)}
.btn-primary:focus-visible{outline:2px solid var(--primary-light);outline-offset:2px}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 10px rgba(197,162,110,0.3)}
.btn-outline{
  background:transparent;color:var(--text-light);
  border-color:rgba(234,231,223,0.35);
}
.btn-outline:hover{background:rgba(197,162,110,0.1);border-color:var(--primary);color:var(--primary-light);transform:translateY(-2px)}
.btn-outline:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.btn-block{width:100%}
.btn-dark-text{background:var(--bg-light);color:var(--text-dark)}
.btn-dark-text:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.12)}

/* Badges & chips */
.tag-chip{
  display:inline-block;padding:4px 14px;border-radius:var(--radius-chip);
  font-size:0.78rem;font-weight:500;background:rgba(95,138,116,0.15);
  color:var(--secondary);border:1px solid rgba(95,138,116,0.3);
  letter-spacing:0.03em;
}
.tag-chip.gold{background:rgba(197,162,110,0.12);color:var(--primary-light);border-color:rgba(197,162,110,0.25)}

/* Header & Nav */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(17,24,20,0.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-dark);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-icon{width:38px;height:38px;color:var(--primary)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:1.15rem;font-weight:800;color:#fff;letter-spacing:0.02em}
.brand-sub{font-size:0.7rem;color:var(--primary-light);letter-spacing:0.08em}
.main-nav{display:flex;align-items:center;gap:36px;margin-left:auto}
.main-nav ul{display:flex;gap:28px;list-style:none}
.main-nav a{
  font-size:0.92rem;font-weight:500;color:rgba(234,231,223,0.75);
  position:relative;padding:4px 2px;letter-spacing:0.02em;
}
.main-nav a::after{
  content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;
  background:var(--grad-gold);border-radius:2px;transition:width 0.3s ease;
}
.main-nav a:hover{color:var(--primary-light)}
.main-nav a:hover::after{width:100%}
.main-nav a.active{color:var(--primary-light);font-weight:600}
.main-nav a.active::after{width:100%}
.timeline-chips{display:flex;align-items:center;gap:14px;margin-left:8px}
.timeline-chips .chip{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:5px 14px;border-radius:var(--radius-chip);
  font-size:0.72rem;line-height:1.3;text-align:center;
  border:1px solid transparent;transition:all 0.3s ease;min-width:58px;
}
.chip-pre{background:rgba(234,231,223,0.06);border-color:rgba(197,162,110,0.2);color:rgba(234,231,223,0.6)}
.chip-pre:hover{border-color:var(--primary);color:var(--primary-light)}
.chip-live{background:var(--grad-gold);color:#fff;box-shadow:0 4px 16px rgba(197,162,110,0.4)}
.chip-live .chip-dot{
  width:6px;height:6px;border-radius:50%;background:#fff;
  animation:pulse 2s infinite;display:inline-block;margin-bottom:2px;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,255,255,0.7)}
  70%{box-shadow:0 0 0 6px rgba(255,255,255,0)}
  100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}
}
.chip-replay{background:rgba(95,138,116,0.1);border-color:rgba(95,138,116,0.25);color:rgba(234,231,223,0.55)}
.chip-replay:hover{border-color:var(--secondary);color:var(--secondary)}
.chip-state{font-weight:600;font-size:0.72rem}
.chip-name{font-size:0.65rem;opacity:0.85}
.menu-toggle{display:none;background:none;border:none;color:#fff;font-size:1.3rem;cursor:pointer;padding:8px}
.mobile-menu{display:none;background:rgba(17,24,20,0.97);border-top:1px solid var(--line-dark);padding:20px 24px}
.mobile-menu.open{display:block}
.mobile-nav{display:flex;flex-direction:column;gap:14px;margin-bottom:20px}
.mobile-nav a{font-size:0.98rem;font-weight:500;color:var(--text-light);padding:8px 0;border-bottom:1px solid var(--line-dark)}
.mobile-nav a.active{color:var(--primary-light)}
.mobile-chips{display:flex;gap:10px;overflow-x:auto;padding:4px 0}

/* Hero */
.hero{
  position:relative;min-height:88vh;
  background-image:linear-gradient(160deg,rgba(17,24,20,0.92) 0%,rgba(17,24,20,0.78) 40%,rgba(17,24,20,0.9) 100%),url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center;
  display:flex;align-items:center;
  padding:80px 0 60px;overflow:hidden;
}
.hero:after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:160px;
  background:linear-gradient(to top,var(--bg-dark),transparent);
  pointer-events:none;
}
.hero-wrapper{position:relative;z-index:2;width:100%}
.hero-left h1{
  font-size:2.75rem;font-weight:800;line-height:1.3;letter-spacing:-0.02em;
  color:#fff;margin-bottom:20px;
}
.hero-left h1 .highlight{
  color:var(--primary-light);
}
.hero-desc{
  font-size:1.05rem;color:rgba(234,231,223,0.78);
  max-width:520px;line-height:1.8;margin-bottom:28px;
}
.hero-cta{display:flex;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.hero-trust{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:0.85rem;color:rgba(234,231,223,0.6);
}
.hero-trust strong{font-size:1.25rem;color:var(--primary-light);font-weight:800}
.hero-trust .dot{width:4px;height:4px;border-radius:50%;background:var(--primary);opacity:0.5}
.hero-card{
  background:rgba(24,34,32,0.6);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border:1px solid var(--line-dark);
  border-radius:20px;
  padding:24px;
  box-shadow:var(--shadow-dark);
}
.card-status-row{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.mini-chip{
  padding:5px 12px;border-radius:var(--radius-chip);
  font-size:0.72rem;font-weight:500;
  border:1px solid var(--line-dark);
  background:rgba(234,231,223,0.05);
  color:rgba(234,231,223,0.6);
  display:inline-flex;align-items:center;gap:5px;
  transition:all 0.3s ease;
}
.mini-chip.live{background:var(--grad-gold);color:#fff;border-color:transparent}
.mini-chip .pulse-dot{width:5px;height:5px;border-radius:50%;background:#fff;animation:pulse 2s infinite;display:inline-block}
.guide-cover{
  position:relative;border-radius:14px;overflow:hidden;margin-bottom:18px;
}
.guide-cover img{width:100%;height:auto;aspect-ratio:16/8;object-fit:cover}
.guide-cover .guide-meta{
  position:absolute;bottom:0;left:0;right:0;
  padding:30px 16px 14px;
  background:linear-gradient(to top,rgba(17,24,20,0.88),transparent);
  color:#fff;font-size:0.85rem;font-weight:600;
}
.guide-dir{margin-bottom:20px}
.guide-dir h4{font-size:0.9rem;color:var(--primary-light);margin-bottom:10px;font-weight:600}
.guide-dir ul li{
  font-size:0.82rem;color:rgba(234,231,223,0.7);
  padding:4px 0;display:flex;align-items:center;gap:8px;
}
.guide-dir ul li::before{
  content:'';width:4px;height:4px;border-radius:50%;
  background:var(--primary);flex-shrink:0;
}
.scroll-indicator{
  position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:6px;
  color:rgba(234,231,223,0.4);font-size:0.72rem;letter-spacing:0.1em;
  z-index:3;
}
.scroll-indicator span{
  width:1px;height:36px;
  background:linear-gradient(to bottom,var(--primary),transparent);
}
.scroll-indicator em{font-style:normal}

/* Services */
.services{background:var(--bg-dark);position:relative;padding:96px 0}
.services::before{
  content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:200px;height:2px;background:var(--grad-gold);border-radius:2px;
}
.service-item{display:flex;align-items:center;gap:48px;margin-bottom:80px}
.service-item:last-child{margin-bottom:0}
.service-item.reverse{flex-direction:row-reverse}
.service-img{border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-dark)}
.service-img img{width:100%;height:320px;object-fit:cover;transition:transform 0.4s ease}
.service-img:hover img{transform:scale(1.03)}
.service-content{padding:8px 0;flex:1}
.service-num{
  font-size:3rem;font-weight:800;color:rgba(197,162,110,0.5);
  line-height:1;margin-bottom:14px;display:block;
}
.service-content h3{font-size:1.45rem;font-weight:700;margin-bottom:12px;color:#fff}
.service-content p{font-size:0.92rem;color:rgba(234,231,223,0.65);line-height:1.8;margin-bottom:18px;max-width:420px}
.service-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary-light);font-size:0.9rem;font-weight:600;
  transition:gap 0.3s ease;
}
.service-link:hover{gap:12px;color:var(--primary)}
.service-link i{font-size:0.8rem}

/* Stats */
.stats{
  background:var(--bg-dark-2);
  border-top:2px solid transparent;
  border-image:var(--grad-gold) 1;
  padding:80px 0;
  position:relative;
}
.stat-item{text-align:center;padding:10px 20px}
.stat-num{
  font-size:2.5rem;font-weight:800;color:var(--primary);
  line-height:1.2;font-variant-numeric:tabular-nums;
  letter-spacing:-0.02em;
}
.stat-label{
  font-size:0.88rem;color:rgba(234,231,223,0.55);
  margin-top:6px;letter-spacing:0.05em;
}

/* Cases */
.cases{background:var(--bg-dark);padding:96px 0}
.case-item{display:flex;align-items:center;gap:48px;margin-bottom:72px}
.case-item:last-child{margin-bottom:0}
.case-item.reverse{flex-direction:row-reverse}
.case-img{border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-dark);position:relative}
.case-img::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top,rgba(17,24,20,0.35),transparent);
  border-radius:inherit;
}
.case-img img{width:100%;height:280px;object-fit:cover;transition:transform 0.4s ease}
.case-img:hover img{transform:scale(1.03)}
.case-text{padding:8px 0;flex:1}
.case-text h3{font-size:1.4rem;font-weight:700;margin-bottom:10px;color:#fff}
.case-meta{
  display:flex;gap:16px;margin-bottom:12px;
  font-size:0.85rem;color:rgba(234,231,223,0.5);
}
.case-meta span{display:flex;align-items:center;gap:6px}
.case-meta i{color:var(--secondary);font-size:0.75rem}
.case-tags{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.case-text>p{font-size:0.92rem;color:rgba(234,231,223,0.65);line-height:1.8;margin-bottom:16px;max-width:440px}
.case-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary-light);font-weight:600;font-size:0.9rem;
  transition:gap 0.3s ease;
}
.case-link:hover{gap:12px;color:var(--primary)}

/* News */
.news{background:var(--bg-dark-2);padding:96px 0}
.news-list{display:flex;flex-direction:column;gap:20px}
.news-card{
  background:var(--bg-dark);border:1px solid var(--line-dark);
  border-radius:var(--radius-card);padding:20px;
  display:flex;align-items:center;gap:20px;
  transition:border-color 0.3s ease,transform 0.3s ease,box-shadow 0.3s ease;
}
.news-card:hover{
  border-color:rgba(197,162,110,0.4);
  transform:translateY(-2px);
  box-shadow:var(--shadow-dark);
}
.news-thumb{
  width:120px;height:80px;border-radius:10px;overflow:hidden;flex-shrink:0;
}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-info{min-width:0;flex:1}
.news-info h3{font-size:1.05rem;font-weight:600;line-height:1.4;margin-bottom:6px}
.news-info h3 a:hover{color:var(--primary-light)}
.news-summary{
  font-size:0.85rem;color:rgba(234,231,223,0.55);
  line-height:1.6;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.news-date{font-size:0.8rem;color:rgba(234,231,223,0.45)}
.news-read{
  margin-left:auto;color:var(--primary-light);font-size:0.85rem;
  display:inline-flex;align-items:center;gap:5px;font-weight:500;
  transition:gap 0.3s ease;
}
.news-read:hover{gap:10px}
.news-empty{
  text-align:center;padding:60px 20px;
  border:1px dashed var(--line-dark);border-radius:var(--radius-card);
}
.news-empty svg{width:48px;height:48px;color:rgba(234,231,223,0.3);margin-bottom:14px}
.news-empty p{color:rgba(234,231,223,0.45);font-size:0.95rem}

/* Plans */
.plans{background:var(--bg-dark);padding:96px 0;position:relative}
.plan-grid{display:flex;gap:24px;align-items:stretch}
.plan-card{
  flex:1;padding:32px;border-radius:var(--radius-card);
  border:1px solid var(--line-dark);background:var(--bg-dark-2);
  display:flex;flex-direction:column;
  transition:transform 0.3s ease,box-shadow 0.3s ease,border-color 0.3s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-dark)}
.plan-card.center{
  background:var(--grad-gold);color:#fff;border-color:transparent;
  transform:translateY(-8px);
  box-shadow:0 12px 40px rgba(197,162,110,0.3);
}
.plan-card.center:hover{transform:translateY(-12px);box-shadow:0 16px 48px rgba(197,162,110,0.4)}
.plan-card h3{font-size:1.3rem;font-weight:700;margin-bottom:6px}
.plan-card .plan-audience{font-size:0.82rem;opacity:0.65;margin-bottom:18px}
.plan-card.center .plan-audience{opacity:0.8}
.plan-list{flex:1;margin-bottom:20px}
.plan-list li{
  display:flex;align-items:flex-start;gap:8px;
  font-size:0.88rem;line-height:1.65;padding:5px 0;
}
.plan-list li::before{
  content:'';width:6px;height:6px;border-radius:50%;

  background:var(--primary);margin-top:8px;flex-shrink:0;
}
.plan-card.center .plan-list li::before{background:#fff}
.plan-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:0.9rem;color:var(--primary-light);
  transition:gap 0.3s ease;
}
.plan-card.center .plan-link{color:#fff}
.plan-link:hover{gap:10px}

/* FAQ */
.faq{background:var(--bg-dark-2);padding:96px 0}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 32px}
.faq-item{
  background:var(--bg-dark);border:1px solid var(--line-dark);
  border-radius:14px;overflow:hidden;
  transition:border-color 0.3s ease;
}
.faq-item:hover{border-color:rgba(197,162,110,0.3)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;cursor:pointer;
  font-weight:600;font-size:0.95rem;color:#fff;
  user-select:none;
}
.faq-q .faq-icon{
  width:22px;height:22px;flex-shrink:0;position:relative;
}
.faq-q .faq-icon::before,
.faq-q .faq-icon::after{
  content:'';position:absolute;background:var(--primary);
  border-radius:2px;transition:transform 0.3s ease;
}
.faq-q .faq-icon::before{top:9px;left:3px;right:3px;height:2px}
.faq-q .faq-icon::after{left:9px;top:3px;bottom:3px;width:2px}
.faq-item.open .faq-q .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-item.open .faq-q .faq-icon::before{transform:rotate(180deg)}
.faq-a{
  padding:0 20px;max-height:0;overflow:hidden;
  transition:max-height 0.4s ease,padding 0.4s ease;
  border-left:2px solid transparent;
}
.faq-item.open .faq-a{
  max-height:500px;padding:0 20px 18px;
  border-left-color:var(--primary);
}
.faq-a p{
  font-size:0.88rem;color:rgba(234,231,223,0.65);
  line-height:1.75;padding:4px 0 0;
}
.faq-more{margin-top:36px;text-align:center}

/* Contact */
.contact{
  background:var(--bg-light);color:var(--text-dark);
  padding:96px 0;
}
.contact .section-head h2{color:var(--text-dark)}
.contact .section-head p{color:rgba(28,32,29,0.7)}
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.contact-info-title{font-size:1.15rem;font-weight:700;margin-bottom:20px;color:var(--text-dark)}
.contact-info-list{display:flex;flex-direction:column;gap:16px;margin-bottom:24px}
.contact-info-item{display:flex;align-items:flex-start;gap:12px}
.contact-info-item i{
  width:36px;height:36px;border-radius:10px;
  background:rgba(197,162,110,0.15);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:0.9rem;flex-shrink:0;
}
.contact-info-item div{font-size:0.9rem;color:var(--text-dark)}
.contact-info-item div span{display:block;font-size:0.78rem;color:rgba(28,32,29,0.55);margin-bottom:2px}
.online-status{display:flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--secondary);font-weight:500}
.online-status .pulse-dot{width:8px;height:8px;border-radius:50%;background:#4CAF50;display:inline-block;animation:pulse 2s infinite}
.form-label{font-size:0.85rem;font-weight:600;margin-bottom:6px;display:block;color:var(--text-dark)}
.form-input,.form-select,.form-textarea{
  width:100%;height:48px;border-radius:var(--radius-input);
  border:1px solid var(--line-light);background:#fff;
  padding:0 14px;font-size:0.9rem;color:var(--text-dark);
  transition:border-color 0.3s ease,box-shadow 0.3s ease;
}
.form-textarea{height:100px;padding:12px 14px;resize:vertical}
.form-input:focus,.form-select:focus,.form-textarea:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(197,162,110,0.2);
}
.form-input::placeholder,.form-textarea::placeholder{color:rgba(28,32,29,0.35)}
.btn-submit{background:var(--grad-gold);color:#fff;border:none;padding:14px 40px;font-weight:700}
.btn-submit:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(197,162,110,0.35)}
.privacy-note{
  display:flex;align-items:flex-start;gap:8px;
  font-size:0.8rem;color:rgba(28,32,29,0.55);
  margin-top:14px;line-height:1.6;
}
.privacy-note i{color:var(--secondary);margin-top:4px}
.form-error-text{color:#c0392b;font-size:0.8rem;margin-top:4px;display:none}
.submit-success,.submit-fail{
  display:none;margin-top:14px;padding:12px 16px;
  border-radius:10px;font-size:0.88rem;
}
.submit-success{background:rgba(95,138,116,0.15);color:var(--secondary);border:1px solid rgba(95,138,116,0.3)}
.submit-fail{background:rgba(217,135,91,0.12);color:#c0392b;border:1px solid rgba(217,135,91,0.3)}

/* Privacy Note Section */
.privacy-band{
  background:var(--bg-light);padding:24px 0 40px;color:var(--text-dark);
  border-top:1px solid var(--line-light);
}
.privacy-band .container{
  display:flex;align-items:flex-start;gap:16px;
  font-size:0.84rem;color:rgba(28,32,29,0.65);line-height:1.7;
}
.privacy-band i{color:var(--secondary);margin-top:4px}

/* Footer */
.site-footer{background:var(--bg-dark);border-top:1px solid var(--line-dark)}
.footer-cta{
  background:linear-gradient(135deg,rgba(24,34,32,0.9),rgba(17,24,20,0.95));
  padding:56px 0;text-align:center;
  border-bottom:1px solid var(--line-dark);
}
.footer-cta h3{font-size:1.5rem;color:#fff;margin-bottom:12px;font-weight:700}
.footer-cta p{font-size:0.9rem;color:rgba(234,231,223,0.6);margin-bottom:20px}
.footer-main{padding:64px 0 32px}
.footer-brand p{font-size:0.85rem;color:rgba(234,231,223,0.55);line-height:1.75;max-width:280px;margin-top:14px}
.footer-col-title{font-size:0.95rem;font-weight:700;color:#fff;margin-bottom:18px}
.footer-links a{
  display:block;padding:6px 0;font-size:0.88rem;
  color:rgba(234,231,223,0.55);transition:color 0.3s ease,padding-left 0.3s ease;
}
.footer-links a:hover{color:var(--primary-light);padding-left:4px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags .tag-chip{font-size:0.72rem}
.footer-contact-item{display:flex;align-items:center;gap:10px;font-size:0.85rem;color:rgba(234,231,223,0.55);margin-bottom:10px}
.footer-contact-item i{color:var(--primary);width:16px;text-align:center}
.footer-bottom{
  border-top:1px solid var(--line-dark);
  padding:24px 0;text-align:center;
  font-size:0.8rem;color:rgba(234,231,223,0.35);
}
.footer-bottom .container{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px}

/* Floating CTA */
.floating-cta{
  position:fixed;bottom:24px;right:24px;z-index:90;
  display:inline-flex;align-items:center;gap:8px;
  background:var(--grad-gold);color:#fff;padding:12px 22px;
  border-radius:var(--radius-chip);font-size:0.88rem;font-weight:600;
  box-shadow:0 6px 24px rgba(197,162,110,0.4);
  transition:transform 0.3s ease,box-shadow 0.3s ease;
}
.floating-cta:hover{transform:translateY(-3px);box-shadow:0 10px 32px rgba(197,162,110,0.5)}
@media(max-width:767px){
  .floating-cta{bottom:16px;right:16px;padding:10px 16px;font-size:0.8rem}
}

/* Responsive */
@media(max-width:1023px){
  .hero{min-height:auto;padding:64px 0 80px}
  .hero-left h1{font-size:2rem}
  .hero-card{margin-top:32px}
  .service-item,.service-item.reverse,.case-item,.case-item.reverse{flex-direction:column;gap:28px}
  .service-img img{height:240px}
  .case-img img{height:220px}
  .plan-grid{flex-direction:column}
  .plan-card.center{transform:none;margin-bottom:8px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .faq-grid{grid-template-columns:1fr}
  .timeline-chips{display:none}
  .main-nav{display:none}
  .menu-toggle{display:block}
}
@media(max-width:767px){
  .section{padding:56px 0}
  .services,.cases,.news,.faq,.plans,.contact{padding:56px 0}
  .section-head h2{font-size:1.45rem}
  .hero-left h1{font-size:1.85rem}
  .hero-desc{font-size:0.95rem}
  .hero-cta{flex-direction:column;align-items:stretch}
  .btn{width:100%;justify-content:center}
  .hero-trust{flex-direction:column;align-items:flex-start;gap:10px}
  .hero-trust .dot{display:none}
  .scroll-indicator{display:none}
  .stat-num{font-size:2rem}
  .news-card{flex-direction:column;align-items:flex-start;padding:16px}
  .news-thumb{width:100%;height:120px}
  .news-meta{width:100%}
  .news-read{margin-left:0}
  .footer-main .cell{margin-bottom:32px}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .header-inner{height:64px}
  .brand-name{font-size:1rem}
  .brand-sub{font-size:0.62rem}
  .hero-left h1{font-size:1.6rem}
  .footer-cta h3{font-size:1.2rem}
}

/* roulang page: article */
:root {
  --primary: #C5A26E;
  --primary-light: #E2C998;
  --secondary: #5F8A74;
  --accent: #D9875B;
  --bg-dark: #111814;
  --bg-dark-2: #182220;
  --bg-light: #F5F1E8;
  --text-dark: #1C201D;
  --text-light: #EAE7DF;
  --text-muted: rgba(234, 231, 223, 0.6);
  --line-dark: rgba(255, 255, 255, 0.08);
  --line-light: rgba(17, 24, 20, 0.12);
  --shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-light: 0 8px 24px rgba(17, 24, 20, 0.07);
  --radius-card: 18px;
  --radius-btn: 10px;
  --radius-chip: 999px;
  --grad-gold: linear-gradient(135deg, #C5A26E 0%, #D9875B 100%);
  --font-stack: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-stack);
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  border: none;
  cursor: pointer;
}

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

section {
  display: block;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 1px solid transparent;
  text-align: center;
}
.btn-primary {
  background: var(--grad-gold);
  color: #fff;
  box-shadow: 0 4px 18px rgba(197, 162, 110, 0.25);
}
.btn-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(197, 162, 110, 0.35);
}
.btn-outline {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary-light);
}
.btn-outline:hover {
  background: rgba(197, 162, 110, 0.1);
  border-color: var(--primary-light);
}
.btn-white {
  background: #fff;
  color: var(--primary);
}
.btn-white:hover {
  background: var(--primary-light);
  color: var(--text-dark);
  transform: translateY(-2px);
}

/* 徽章 / 标签 */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: var(--radius-chip);
  background: rgba(95, 138, 116, 0.15);
  color: var(--secondary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: var(--radius-chip);
  background: rgba(197, 162, 110, 0.12);
  border: 1px solid rgba(197, 162, 110, 0.25);
  color: var(--primary-light);
  font-size: 0.8rem;
  font-weight: 500;
  margin: 4px;
  transition: all 0.3s ease;
  cursor: default;
}
.tag-chip.gold {
  background: rgba(197, 162, 110, 0.15);
  border-color: rgba(197, 162, 110, 0.3);
  color: var(--primary-light);
}
.tag-chip:hover {
  background: rgba(197, 162, 110, 0.25);
  border-color: var(--primary);
}

/* 头部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(17, 24, 20, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-dark);
  min-height: 72px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
  flex-wrap: nowrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 32px;
  height: 32px;
  color: var(--primary);
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 0.02em;
}
.brand-sub {
  font-size: 0.7rem;
  color: var(--primary-light);
  letter-spacing: 0.14em;
  font-weight: 500;
}
.main-nav ul {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 0;
}
.main-nav li a {
  display: block;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all 0.3s ease;
  position: relative;
}
.main-nav li a:hover {
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.04);
}
.main-nav li a.active {
  color: var(--primary-light);
  font-weight: 600;
}
.main-nav li a.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--grad-gold);
  border-radius: 2px;
}

.timeline-chips {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(24, 34, 32, 0.7);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-chip);
  padding: 4px 6px;
  flex-shrink: 0;
}
.chip-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-chip);
  font-size: 0.68rem;
  line-height: 1.3;
  transition: all 0.3s ease;
  white-space: nowrap;
  text-align: center;
  position: relative;
}
.chip-state + .chip-state::before {
  content: "";
  position: absolute;
  left: -2px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--line-dark);
}
.chip-state .chip-state-word {
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}
.chip-state .chip-state-name {
  font-size: 0.6rem;
  opacity: 0.8;
}
.chip-pre {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(197, 162, 110, 0.3);
  color: var(--primary-light);
}
.chip-active {
  background: var(--grad-gold);
  border: 1px solid transparent;
  color: #fff;
  box-shadow: 0 2px 12px rgba(197, 162, 110, 0.3);
}
.chip-active .chip-state-dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
  margin-bottom: 2px;
  animation: pulse 2s infinite;
}
.chip-post {
  background: rgba(95, 138, 116, 0.12);
  border: 1px solid rgba(95, 138, 116, 0.25);
  color: var(--secondary);
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: transparent;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid var(--line-dark);
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text-light);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* 面包屑 */
.article-breadcrumb {
  padding: 18px 0;
  border-bottom: 1px solid var(--line-dark);
  background: rgba(17, 24, 20, 0.5);
}
.article-breadcrumb .container {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.article-breadcrumb a {
  color: var(--text-muted);
}
.article-breadcrumb a:hover {
  color: var(--primary-light);
}
.article-breadcrumb .breadcrumb-current {
  color: var(--text-light);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 260px;
}
.breadcrumb-sep {
  color: rgba(255, 255, 255, 0.2);
}

/* 文章主体 */
.article-page {
  padding: 56px 0 80px;
  background: var(--bg-dark);
  position: relative;
}
.article-page::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 90px;
  background: var(--grad-gold);
  opacity: 0.5;
  border-radius: 2px;
}

.article-main {
  max-width: 980px;
  margin: 0 auto;
}

.article-header {
  text-align: center;
  padding: 12px 0 32px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line-dark);
}
.article-header h1 {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--text-light);
}
.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.article-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta-item i {
  color: var(--primary);
  font-size: 0.8rem;
}

/* 正文 */
.article-content-wrap {
  background: var(--bg-dark-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-card);
  padding: 48px 56px;
  box-shadow: var(--shadow-dark);
  margin-bottom: 40px;
}

.article-content {
  max-width: 780px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(234, 231, 223, 0.9);
}
.article-content p {
  margin-bottom: 24px;
  letter-spacing: 0.01em;
}
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5 {
  color: var(--text-light);
  font-weight: 700;
  margin-top: 40px;
  margin-bottom: 16px;
  line-height: 1.4;
}
.article-content h2 {
  font-size: 1.55rem;
  border-left: 3px solid var(--primary);
  padding-left: 14px;
}
.article-content h3 {
  font-size: 1.25rem;
}
.article-content a {
  color: var(--primary-light);
  border-bottom: 1px solid rgba(197, 162, 110, 0.3);
}
.article-content a:hover {
  color: var(--primary);
  border-color: var(--primary);
}
.article-content img {
  border-radius: 16px;
  margin: 32px 0;
  width: 100%;
  height: auto;
  box-shadow: var(--shadow-dark);
}
.article-content img + span,
.article-content .caption {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
  display: block;
  margin-top: -20px;
  margin-bottom: 24px;
}
.article-content blockquote {
  border-left: 4px solid var(--primary);
  background: rgba(95, 138, 116, 0.08);
  padding: 20px 24px;
  margin: 32px 0;
  border-radius: 0 14px 14px 0;
  color: rgba(234, 231, 223, 0.75);
  font-style: italic;
}
.article-content ul,
.article-content ol {
  padding-left: 24px;
  margin: 20px 0 28px;
  line-height: 1.85;
}
.article-content ul li {
  list-style: disc;
  margin-bottom: 8px;
}
.article-content ol li {
  list-style: decimal;
  margin-bottom: 8px;
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.92rem;
  border-radius: 12px;
  overflow: hidden;
}
.article-content th {
  background: rgba(197, 162, 110, 0.1);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--text-light);
  border-bottom: 1px solid var(--line-dark);
}
.article-content td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(234, 231, 223, 0.85);
}
.article-content tr:last-child td {
  border-bottom: none;
}
.article-content code {
  background: rgba(95, 138, 116, 0.2);
  color: var(--primary-light);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.88em;
  font-family: "SFMono-Regular", Consolas, monospace;
}
.article-content pre {
  background: var(--bg-dark);
  border: 1px solid var(--line-dark);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin: 28px 0;
}
.article-content pre code {
  background: transparent;
  padding: 0;
  color: var(--text-light);
  line-height: 1.7;
}

/* 内容未找到 */
.article-not-found {
  text-align: center;
  padding: 80px 20px;
}
.article-not-found i {
  font-size: 3rem;
  color: var(--primary);
  opacity: 0.4;
  margin-bottom: 20px;
}
.article-not-found p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* 标签区 */
.article-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 24px 0;
  border-top: 1px solid var(--line-dark);
  margin-top: 40px;
}
.article-tags .tag-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-right: 6px;
}

/* 相关推荐 */
.related-posts {
  margin-top: 48px;
}
.related-posts-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
}
.related-posts-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 12px;
}
.related-posts-header h2::before {
  content: "";
  width: 3px;
  height: 20px;
  background: var(--grad-gold);
  border-radius: 3px;
  display: inline-block;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--bg-dark-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all 0.4s ease;
  display: flex;
  flex-direction: column;
}
.related-card:hover {
  transform: translateY(-6px);
  border-color: rgba(197, 162, 110, 0.4);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
}
.related-card-img {
  height: 160px;
  overflow: hidden;
  position: relative;
}
.related-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.related-card:hover .related-card-img img {
  transform: scale(1.03);
}
.related-card-img::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, rgba(17, 24, 20, 0.7), transparent);
}
.related-card-body {
  padding: 20px 20px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.related-card-body h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.3s ease;
}
.related-card:hover .related-card-body h3 {
  color: var(--primary-light);
}
.related-card-date {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.related-card-link {
  margin-top: auto;
  padding-top: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 500;
  transition: gap 0.3s ease;
}
.related-card-link:hover {
  gap: 10px;
  color: var(--primary-light);
}

/* 上一篇 / 下一篇 */
.article-pagination {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line-dark);
}
.article-pagination a {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-dark-2);
  border: 1px solid var(--line-dark);
  border-radius: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: all 0.3s ease;
  max-width: 48%;
}
.article-pagination a:hover {
  border-color: var(--primary);
  color: var(--primary-light);
  transform: translateY(-2px);
}
.article-pagination a.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}
.article-pagination .pag-direction {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 4px;
}
.article-pagination .pag-title {
  font-weight: 600;
  color: var(--text-light);
  font-size: 0.9rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 180px;
}
.article-pagination .pag-next {
  flex-direction: row-reverse;
  text-align: right;
}

/* 页脚 */
.site-footer {
  background: var(--bg-dark-2);
  border-top: 1px solid var(--line-dark);
}
.footer-cta {
  background: linear-gradient(135deg, rgba(24, 34, 32, 0.96) 0%, rgba(17, 24, 20, 0.98) 100%);
  border-bottom: 1px solid var(--line-dark);
  padding: 48px 0;
  text-align: center;
}
.footer-cta h3 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 12px;
}
.footer-cta p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.95rem;
}
.footer-main {
  padding: 56px 0 40px;
}
.footer-main .grid-x {
  row-gap: 32px;
}
.footer-main p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin-top: 10px;
}
.footer-col-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--grad-gold);
  border-radius: 2px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: var(--text-muted);
  font-size: 0.88rem;
  transition: color 0.3s ease;
}
.footer-links a:hover {
  color: var(--primary-light);
}
.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 12px;
}
.footer-contact-item i {
  color: var(--primary);
  font-size: 0.9rem;
  width: 18px;
  text-align: center;
}
.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  color: rgba(234, 231, 223, 0.4);
  font-size: 0.8rem;
  line-height: 1.6;
}

/* 焦点可见性 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* 响应式 */
@media (max-width: 1023px) {
  .timeline-chips {
    display: none;
  }
  .header-inner {
    gap: 12px;
  }
  .article-header h1 {
    font-size: 2rem;
  }
  .article-content-wrap {
    padding: 36px 32px;
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .container {
    padding: 0 16px;
  }
  .site-header {
    min-height: 60px;
  }
  .header-inner {
    min-height: 60px;
    flex-wrap: wrap;
  }
  .brand-name {
    font-size: 1rem;
  }
  .brand-sub {
    font-size: 0.62rem;
  }
  .main-nav {
    display: none;
    width: 100%;
    background: var(--bg-dark-2);
    border-top: 1px solid var(--line-dark);
    padding: 16px;
    border-radius: 0 0 16px 16px;
  }
  .site-header.nav-open .main-nav {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }
  .main-nav li a {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.95rem;
  }
  .main-nav li a.active::after {
    display: none;
  }
  .main-nav li a.active {
    background: rgba(197, 162, 110, 0.12);
  }
  .nav-toggle {
    display: flex;
  }
  .site-header.nav-open .nav-toggle span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  .site-header.nav-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }
  .site-header.nav-open .nav-toggle span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  .article-page {
    padding: 36px 0 56px;
  }
  .article-header h1 {
    font-size: 1.6rem;
  }
  .article-meta {
    gap: 10px;
    flex-wrap: wrap;
  }
  .article-content-wrap {
    padding: 24px 18px;
    border-radius: 14px;
  }
  .article-content {
    font-size: 0.95rem;
  }
  .article-content h2 {
    font-size: 1.3rem;
  }
  .article-content blockquote {
    padding: 16px 18px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .article-pagination {
    flex-direction: column;
    gap: 12px;
  }
  .article-pagination a {
    max-width: 100%;
  }
  .article-breadcrumb .breadcrumb-current {
    max-width: 180px;
  }
  .footer-main {
    padding: 40px 0 24px;
  }
  .footer-cta h3 {
    font-size: 1.3rem;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 12px;
  }
  .brand-icon {
    width: 28px;
    height: 28px;
  }
  .brand-name {
    font-size: 0.95rem;
  }
  .brand-sub {
    font-size: 0.58rem;
  }
  .article-header {
    margin-bottom: 28px;
  }
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: rgba(197, 162, 110, 0.3);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(197, 162, 110, 0.5);
}

/* roulang page: category1 */
/* ===== Design Tokens ===== */
    :root {
      --primary: #C5A26E;
      --primary-light: #E2C998;
      --secondary: #5F8A74;
      --accent: #D9875B;
      --bg-dark: #111814;
      --bg-dark-2: #182220;
      --bg-light: #F5F1E8;
      --text-dark: #1C201D;
      --text-light: #EAE7DF;
      --line-dark: rgba(255,255,255,0.08);
      --line-light: rgba(17,24,20,0.12);
      --shadow-dark: 0 10px 30px rgba(0,0,0,0.35);
      --shadow-card: 0 12px 36px rgba(0,0,0,0.45);
      --shadow-light: 0 8px 24px rgba(17,24,20,0.07);
      --radius-card: 18px;
      --radius-btn: 10px;
      --radius-chip: 999px;
      --radius-input: 10px;
      --grad-gold: linear-gradient(135deg, #C5A26E 0%, #D9875B 100%);
      --transition: 0.3s ease;
      --font-stack: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

    /* ===== Reset & Base ===== */
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-stack);
      background: var(--bg-dark);
      color: var(--text-light);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; transition: color var(--transition); }
    ul, ol { margin: 0; padding: 0; }
    h1, h2, h3, h4, h5, h6 { margin: 0 0 12px; line-height: 1.3; letter-spacing: -0.02em; font-weight: 700; }
    p { margin: 0 0 16px; }
    button, input, select, textarea { font-family: inherit; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    .section { padding: 88px 0; }
    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      color: var(--primary);
      text-transform: uppercase;
      margin-bottom: 12px;
      padding: 4px 14px;
      border: 1px solid rgba(197,162,110,0.4);
      border-radius: var(--radius-chip);
      background: rgba(197,162,110,0.08);
    }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 32px;
      border-radius: var(--radius-btn);
      font-size: 0.95rem;
      font-weight: 600;
      line-height: 1.2;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all var(--transition);
      text-decoration: none;
    }
    .btn-primary {
      background: var(--grad-gold);
      color: #fff;
      box-shadow: 0 6px 20px rgba(197,162,110,0.25);
    }
    .btn-primary:hover {
      filter: brightness(1.08);
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(197,162,110,0.32);
    }
    .btn-ghost {
      background: transparent;
      border-color: rgba(234,231,223,0.35);
      color: var(--text-light);
    }
    .btn-ghost:hover {
      background: rgba(197,162,110,0.12);
      border-color: var(--primary);
      color: var(--primary-light);
    }
    .btn-dark {
      background: var(--bg-dark);
      color: var(--text-light);
      border: 1px solid rgba(255,255,255,0.2);
    }
    .btn-dark:hover {
      background: #0c1210;
      transform: translateY(-2px);
    }
    .btn:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }

    /* ===== Chips & Badges ===== */
    .tag-chip {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.78rem;
      line-height: 1.4;
      border-radius: var(--radius-chip);
      background: rgba(95,138,116,0.2);
      color: rgba(234,231,223,0.85);
      border: 1px solid rgba(95,138,116,0.3);
      white-space: nowrap;
    }
    .tag-chip.gold {
      background: rgba(197,162,110,0.12);
      color: var(--primary-light);
      border-color: rgba(197,162,110,0.3);
    }
    .tag-chip.green {
      background: rgba(95,138,116,0.18);
      color: #8bb5a0;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(17,24,20,0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--line-dark);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 24px;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .brand-icon { color: var(--primary); flex-shrink: 0; }
    .brand-text { display: flex; flex-direction: column; line-height: 1.25; }
    .brand-name { font-size: 1.15rem; font-weight: 800; color: var(--text-light); letter-spacing: 0.02em; }
    .brand-sub { font-size: 0.7rem; color: rgba(234,231,223,0.55); letter-spacing: 0.1em; }

    .main-nav ul {
      display: flex;
      list-style: none;
      gap: 28px;
      margin: 0;
      padding: 0;
    }
    .main-nav a {
      display: block;
      color: rgba(234,231,223,0.72);
      font-size: 0.94rem;
      font-weight: 500;
      padding: 24px 2px 22px;
      position: relative;
      transition: color var(--transition);
    }
    .main-nav a::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 0;
      height: 2px;
      background: var(--grad-gold);
      border-radius: 2px;
      transition: width var(--transition);
    }
    .main-nav a:hover,
    .main-nav a.active { color: var(--text-light); }
    .main-nav a:hover::after,
    .main-nav a.active::after { width: 100%; }

    /* Timeline chips */
    .timeline-chips {
      display: flex;
      align-items: center;
      gap: 30px;
      flex-shrink: 0;
    }
    .chip {
      position: relative;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-width: 72px;
      padding: 7px 16px;
      border-radius: var(--radius-chip);
      font-size: 0.7rem;
      line-height: 1.3;
      text-align: center;
      transition: all var(--transition);
      border: 1px solid transparent;
    }
    .chip + .chip::before {
      content: "";
      position: absolute;
      left: -18px;
      top: 50%;
      width: 5px;
      height: 5px;
      background: rgba(95,138,116,0.6);
      border-radius: 50%;
      transform: translateY(-50%);
    }
    .chip-status { font-weight: 600; opacity: 0.9; }
    .chip-event { font-size: 0.65rem; opacity: 0.68; }
    .chip-upcoming {
      background: rgba(255,255,255,0.06);
      border-color: rgba(197,162,110,0.35);
      color: var(--primary);
    }
    .chip-upcoming:hover { background: rgba(197,162,110,0.14); }
    .chip-live {
      background: var(--grad-gold);
      color: #fff;
      box-shadow: 0 4px 18px rgba(197,162,110,0.3);
    }
    .chip-live .status-dot {
      display: inline-block;
      width: 6px;
      height: 6px;
      background: #fff;
      border-radius: 50%;
      margin-right: 5px;
      vertical-align: 1px;
      animation: pulse 2s infinite;
    }
    .chip-replay {
      background: rgba(95,138,116,0.22);
      border-color: rgba(95,138,116,0.3);
      color: rgba(234,231,223,0.75);
    }
    .chip-replay:hover { background: rgba(95,138,116,0.3); }
    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.35; transform: scale(0.6); }
    }

    /* Mobile nav */
    .nav-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }
    .nav-toggle span {
      display: block;
      width: 22px;
      height: 2px;
      background: var(--text-light);
      border-radius: 2px;
      transition: all var(--transition);
    }
    .mobile-nav { display: none; }
    .mobile-chips {
      display: flex;
      gap: 12px;
      overflow-x: auto;
      padding: 6px 0 10px;
      margin-top: 12px;
    }
    .mobile-chips .chip + .chip::before { display: none; }

    /* ===== Category Hero ===== */
    .category-hero {
      position: relative;
      min-height: 58vh;
      display: flex;
      align-items: center;
      padding: 96px 0 80px;
      background-size: cover;
      background-position: center;
    }
    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(160deg, rgba(17,24,20,0.85) 0%, rgba(17,24,20,0.72) 48%, rgba(17,24,20,0.9) 100%);
    }
    .hero-content { position: relative; z-index: 1; max-width: 820px; }
    .hero-breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: rgba(234,231,223,0.55);
      margin-bottom: 22px;
    }
    .hero-breadcrumb a { color: rgba(234,231,223,0.55); }
    .hero-breadcrumb a:hover { color: var(--primary-light); }
    .hero-breadcrumb .sep { opacity: 0.4; }
    .hero-breadcrumb .current { color: var(--primary-light); }
    .category-hero h1 {
      font-size: 2.75rem;
      line-height: 1.25;
      font-weight: 800;
      letter-spacing: -0.02em;
      color: var(--text-light);
      margin-bottom: 20px;
    }
    .category-hero h1 em {
      font-style: normal;
      color: var(--primary);
    }
    .hero-sub {
      font-size: 1.1rem;
      line-height: 1.8;
      color: rgba(234,231,223,0.8);
      max-width: 680px;
      margin-bottom: 32px;
    }
    .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
    .hero-stats {
      display: flex;
      align-items: center;
      gap: 24px;
      flex-wrap: wrap;
      font-size: 0.88rem;
      color: rgba(234,231,223,0.6);
    }
    .hero-stats strong {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      font-variant-numeric: tabular-nums;
    }
    .hero-stats .stat-item { display: flex; align-items: baseline; gap: 6px; }
    .hero-stats .divider { width: 1px; height: 18px; background: var(--line-dark); }

    /* ===== Intro Section ===== */
    .intro-section {
      background: var(--bg-dark);
      border-bottom: 1px solid var(--line-dark);
    }
    .intro-image {
      position: relative;
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-dark);
    }
    .intro-image img {
      width: 100%;
      height: 380px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .intro-image:hover img { transform: scale(1.03); }
    .intro-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(17,24,20,0.55) 0%, transparent 45%);
    }
    .img-badge {
      position: absolute;
      left: 20px;
      bottom: 20px;
      z-index: 2;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--text-light);
      background: rgba(17,24,20,0.7);
      backdrop-filter: blur(8px);
      border: 1px solid var(--line-dark);
      border-radius: var(--radius-chip);
    }
    .badge-dot {
      width: 7px;
      height: 7px;
      background: #4CAF7D;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(76,175,125,0.2);
    }
    .intro-content h2 {
      font-size: 1.9rem;
      margin-bottom: 20px;
      color: var(--text-light);
    }
    .intro-content p {
      color: rgba(234,231,223,0.78);
      font-size: 1rem;
      line-height: 1.85;
      margin-bottom: 16px;
    }
    .check-list {
      list-style: none;
      margin-top: 20px;
    }
    .check-list li {
      position: relative;
      padding-left: 30px;
      margin-bottom: 12px;
      color: rgba(234,231,223,0.82);
      font-size: 0.95rem;
    }
    .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;
      font-size: 0.6rem;
      color: var(--bg-dark);
      background: var(--grad-gold);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    /* ===== Features / Knowledge Cards ===== */
    .features-section {
      background: var(--bg-dark-2);
      border-bottom: 1px solid var(--line-dark);
    }
    .section-head {
      margin-bottom: 48px;
      position: relative;
      padding-left: 18px;
    }
    .section-head::before {
      content: "";
      position: absolute;
      left: 0;
      top: 6px;
      bottom: 6px;
      width: 3px;
      background: var(--grad-gold);
      border-radius: 3px;
    }
    .section-head h2 {
      font-size: 1.9rem;
      margin-bottom: 8px;
      color: var(--text-light);
    }
    .section-head p {
      color: rgba(234,231,223,0.6);
      font-size: 0.95rem;
      margin: 0;
    }
    .feature-card {
      background: var(--bg-dark);
      border: 1px solid var(--line-dark);
      border-radius: var(--radius-card);
      padding: 32px 26px;
      height: 100%;
      transition: all var(--transition);
      position: relative;
      overflow: hidden;
    }
    .feature-card::after {
      content: "";
      position: absolute;
      right: -30px;
      top: -30px;
      width: 90px;
      height: 90px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(197,162,110,0.12) 0%, transparent 70%);
      transition: opacity var(--transition);
    }
    .feature-card:hover {
      transform: translateY(-6px);
      border-color: rgba(197,162,110,0.4);
      box-shadow: var(--shadow-card);
    }
    .card-number {
      font-size: 2.6rem;
      font-weight: 800;
      color: rgba(197,162,110,0.45);
      display: block;
      margin-bottom: 16px;
      font-variant-numeric: tabular-nums;
    }
    .feature-icon {
      width: 46px;
      height: 46px;
      color: var(--primary);
      margin-bottom: 18px;
    }
    .feature-card h3 {
      font-size: 1.25rem;
      color: var(--text-light);
      margin-bottom: 10px;
    }
    .feature-card p {
      font-size: 0.9rem;
      color: rgba(234,231,223,0.68);
      margin: 0;
      line-height: 1.75;
    }

    /* ===== News List ===== */
    .news-section { background: var(--bg-dark); }
    .news-list { display: flex; flex-direction: column; gap: 24px; }
    .news-item {
      display: flex;
      gap: 24px;
      background: var(--bg-dark-2);
      border: 1px solid var(--line-dark);
      border-radius: var(--radius-card);
      padding: 18px;
      transition: all var(--transition);
    }
    .news-item:hover {
      border-color: rgba(197,162,110,0.35);
      box-shadow: var(--shadow-card);
      transform: translateY(-3px);
    }
    .news-thumb {
      flex-shrink: 0;
      width: 200px;
      border-radius: var(--radius-btn);
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 130px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .news-item:hover .news-thumb img { transform: scale(1.04); }
    .news-body { flex: 1; display: flex; flex-direction: column; justify-content: center; }
    .news-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.82rem;
      color: rgba(234,231,223,0.5);
      margin-bottom: 8px;
    }
    .news-body h3 {
      font-size: 1.15rem;
      color: var(--text-light);
      margin-bottom: 6px;
      font-weight: 600;
      transition: color var(--transition);
    }
    .news-body h3:hover { color: var(--primary-light); }
    .news-body p {
      font-size: 0.9rem;
      color: rgba(234,231,223,0.65);
      margin-bottom: 10px;
      line-height: 1.7;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .news-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary);
      transition: gap var(--transition);
    }
    .news-link:hover { gap: 12px; color: var(--primary-light); }

    /* ===== FAQ ===== */
    .faq-section {
      background: var(--bg-dark-2);
      border-bottom: 1px solid var(--line-dark);
    }
    .faq-grid { display: flex; flex-direction: column; gap: 16px; }
    .faq-item {
      background: var(--bg-dark);
      border: 1px solid var(--line-dark);
      border-radius: 14px;
      overflow: hidden;
      transition: border-color var(--transition);
    }
    .faq-item.open { border-color: rgba(197,162,110,0.35); }
    .faq-q {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 20px 24px;
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-light);
      cursor: pointer;
      user-select: none;
    }
    .faq-q .faq-icon {
      flex-shrink: 0;
      width: 22px;
      height: 22px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      color: var(--primary);
      transition: transform 0.3s ease;
    }
    .faq-item.open .faq-q .faq-icon { transform: rotate(45deg); }
    .faq-a {
      display: none;
      padding: 0 24px 22px;
      font-size: 0.92rem;
      color: rgba(234,231,223,0.7);
      line-height: 1.8;
      border-left: 3px solid var(--primary);
      margin-left: 24px;
      margin-right: 24px;
      margin-bottom: 18px;
      padding-left: 16px;
    }
    .faq-item.open .faq-a { display: block; }

    /* ===== CTA ===== */
    .cta-section {
      position: relative;
      background: var(--grad-gold);
      padding: 76px 0;
      color: var(--text-dark);
      overflow: hidden;
    }
    .cta-section::before {
      content: "";
      position: absolute;
      right: -60px;
      top: -80px;
      width: 280px;
      height: 280px;
      border-radius: 50%;
      background: rgba(255,255,255,0.12);
    }
    .cta-inner { position: relative; z-index: 1; max-width: 720px; }
    .cta-section h2 {
      font-size: 2.1rem;
      color: var(--text-dark);
      margin-bottom: 14px;
    }
    .cta-section p {
      font-size: 1rem;
      color: rgba(28,32,29,0.8);
      margin-bottom: 28px;
      max-width: 560px;
    }
    .cta-section .btn {
      background: var(--text-dark);
      color: var(--text-light);
      border: none;
      box-shadow: 0 8px 24px rgba(17,24,20,0.25);
    }
    .cta-section .btn:hover {
      background: #0c1210;
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(17,24,20,0.3);
    }
    .back-home {
      margin-top: 26px;
      font-size: 0.9rem;
      color: rgba(28,32,29,0.7);
    }
    .back-home a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      color: rgba(28,32,29,0.85);
      text-decoration: underline;
      text-underline-offset: 4px;
    }
    .back-home a:hover { color: var(--text-dark); }

    /* ===== Footer ===== */
    .site-footer { background: var(--bg-dark); border-top: 1px solid var(--line-dark); }
    .footer-cta {
      background: linear-gradient(135deg, rgba(24,34,32,0.9) 0%, rgba(17,24,20,0.95) 100%);
      border-bottom: 1px solid var(--line-dark);
      padding: 48px 0;
      text-align: center;
    }
    .footer-cta h3 { font-size: 1.5rem; color: var(--text-light); margin-bottom: 6px; }
    .footer-cta p { color: rgba(234,231,223,0.6); font-size: 0.92rem; margin-bottom: 20px; }
    .footer-cta .btn { background: var(--grad-gold); color: #fff; }
    .footer-cta .btn:hover { filter: brightness(1.08); transform: translateY(-2px); }
    .footer-main { padding: 56px 0 30px; }
    .footer-main p {
      font-size: 0.88rem;
      color: rgba(234,231,223,0.6);
      line-height: 1.75;
      margin: 12px 0 0;
    }
    .footer-col-title {
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: rgba(234,231,223,0.85);
      margin-bottom: 18px;
    }
    .footer-links { display: flex; flex-direction: column; gap: 10px; }
    .footer-links a {
      font-size: 0.88rem;
      color: rgba(234,231,223,0.6);
      width: fit-content;
    }
    .footer-links a:hover { color: var(--primary-light); }
    .footer-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .footer-contact-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.88rem;
      color: rgba(234,231,223,0.65);
      margin-bottom: 12px;
    }
    .footer-contact-item i { color: var(--primary); width: 16px; }
    .footer-bottom {
      border-top: 1px solid var(--line-dark);
      padding: 20px 0;
      text-align: center;
      font-size: 0.82rem;
      color: rgba(234,231,223,0.4);
    }
    .footer-bottom a { color: rgba(234,231,223,0.4); }
    .footer-bottom a:hover { color: var(--primary-light); }

    /* ===== Focus visibility ===== */
    a:focus-visible,
    button:focus-visible,
    .faq-q:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .timeline-chips { gap: 22px; }
      .chip + .chip::before { left: -14px; }
      .chip { min-width: 64px; padding: 6px 12px; }
      .main-nav ul { gap: 20px; }
    }

    @media (max-width: 767px) {
      .section { padding: 56px 0; }
      .header-inner { height: 64px; }
      .nav-toggle { display: flex; }
      .main-nav, .timeline-chips { display: none; }
      .mobile-nav {
        display: none;
        padding: 0 0 18px;
        border-bottom: 1px solid var(--line-dark);
        background: rgba(17,24,20,0.97);
      }
      .mobile-nav .container { display: flex; flex-direction: column; gap: 4px; }
      .mobile-nav a {
        padding: 12px 0;
        color: rgba(234,231,223,0.75);
        font-size: 1rem;
        border-bottom: 1px solid var(--line-dark);
      }
      .mobile-nav a.active { color: var(--primary); }
      .mobile-nav .mobile-chips a { border-bottom: none; padding: 6px 0; }
      .category-hero { min-height: auto; padding: 72px 0 56px; }
      .category-hero h1 { font-size: 1.85rem; }
      .hero-sub { font-size: 0.95rem; }
      .hero-actions .btn { width: 100%; }
      .hero-stats { gap: 10px; font-size: 0.75rem; }
      .hero-stats strong { font-size: 1.05rem; }
      .intro-image img { height: 260px; }
      .intro-content h2 { font-size: 1.45rem; }
      .section-head h2 { font-size: 1.45rem; }
      .news-item { flex-direction: column; }
      .news-thumb { width: 100%; }
      .news-thumb img { height: 180px; }
      .cta-section { padding: 52px 0; }
      .cta-section h2 { font-size: 1.5rem; }
      .cta-section .btn { width: 100%; }
      .faq-q { padding: 16px 18px; font-size: 0.92rem; }
      .faq-a { margin-left: 14px; margin-right: 14px; }
    }

    @media (max-width: 520px) {
      .container { padding: 0 18px; }
      .brand-name { font-size: 1rem; }
      .brand-sub { font-size: 0.62rem; }
      .hero-sub { font-size: 0.88rem; }
      .feature-card { padding: 24px 20px; }
      .footer-main .grid-x { row-gap: 32px; }
    }