/* roulang page: index */
:root{
  --c-primary:#dc2626;
  --c-primary-dark:#b91c1c;
  --c-dark:#0a0f1e;
  --c-dark-2:#111827;
  --c-dark-3:#1f2937;
  --c-gold:#d4a94e;
  --c-bg:#f4f2ed;
  --c-white:#ffffff;
  --c-text:#1a1d20;
  --c-text-light:#5b6270;
  --c-border:rgba(255,255,255,.14);
  --c-border-dark:rgba(10,15,30,.08);
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-lg:0 20px 60px rgba(0,0,0,.15);
  --shadow-md:0 8px 30px rgba(0,0,0,.10);
  --shadow-sm:0 2px 12px rgba(0,0,0,.06);
  --spacer-xl:110px;
  --spacer-lg:80px;
  --spacer-md:56px;
  --spacer-sm:36px;
  --font-main:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--c-bg);
  color:var(--c-text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .25s}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit;outline:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.highlight{color:var(--c-primary)}

/* ===== Header ===== */
.header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  background:rgba(7,10,18,.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .35s,box-shadow .35s;
}
.header.scrolled{
  background:rgba(7,10,18,.92);
  box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
}
.logo-box{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{
  width:36px;height:36px;
  border-radius:9px;
  background:linear-gradient(135deg,var(--c-primary),#7f1d1d);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:var(--c-white);font-size:17px;
  box-shadow:0 0 0 2px rgba(220,38,38,.25);
}
.logo-text{
  font-size:21px;font-weight:800;color:var(--c-white);
  letter-spacing:1px;line-height:1.2;
}
.logo-text small{display:block;font-size:10px;letter-spacing:2.5px;color:rgba(255,255,255,.55);font-weight:400}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  color:rgba(255,255,255,.82);
  padding:9px 16px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:500;
  transition:background .25s,color .25s;
  line-height:1.4;
}
.nav-link:hover{
  color:var(--c-white);
  background:rgba(255,255,255,.07);
}
.nav-link.active{
  color:var(--c-white);
  background:rgba(220,38,38,.2);
  box-shadow:inset 0 0 0 1px rgba(220,38,38,.3);
}
.nav-cta{
  margin-left:12px;
  background:linear-gradient(135deg,var(--c-primary),#ef4444);
  color:#fff !important;
  padding:10px 22px;
  border-radius:50px;
  font-weight:600;
  font-size:14px;
  box-shadow:0 4px 14px rgba(220,38,38,.35);
  transition:transform .25s,box-shadow .25s;
  white-space:nowrap;
}
.nav-cta:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 22px rgba(220,38,38,.5);
}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  background:rgba(255,255,255,.08);
  position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:'';
  display:block;
  width:18px;height:2px;
  background:#fff;
  border-radius:2px;
  position:absolute;
  left:12px;
  transition:all .3s;
}
.nav-toggle span{top:20px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:180px 0 120px;
  background:
    linear-gradient(100deg,rgba(5,8,18,.92) 0%,rgba(10,14,28,.78) 50%,rgba(5,8,18,.55) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.hero::after{
  content:'';
  position:absolute;
  left:0;bottom:0;right:0;
  height:120px;
  background:linear-gradient(to top,var(--c-bg),transparent);
  pointer-events:none;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(220,38,38,.18);
  border:1px solid rgba(220,38,38,.4);
  color:#fca5a5;
  padding:7px 18px;
  border-radius:50px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.6px;
  margin-bottom:24px;
}
.hero-badge::before{
  content:'';
  width:7px;height:7px;
  background:var(--c-primary);
  border-radius:50%;
  box-shadow:0 0 8px rgba(220,38,38,.8);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.5;transform:scale(.8)}
}
.hero-title{
  font-size:clamp(36px,5vw,66px);
  font-weight:900;
  line-height:1.18;
  letter-spacing:-0.5px;
  max-width:780px;
  margin-bottom:24px;
}
.hero-title .accent{
  color:transparent;
  background:linear-gradient(135deg,#f97316,#fbbf24);
  -webkit-background-clip:text;
  background-clip:text;
}
.hero-sub{
  font-size:clamp(16px,2vw,19px);
  color:rgba(255,255,255,.8);
  max-width:660px;
  line-height:1.9;
  margin-bottom:36px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:50px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:700;
  border-radius:50px;
  font-size:15px;
  line-height:1;
  padding:16px 34px;
  transition:all .28s;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--c-primary),#ef4444);
  color:#fff;
  box-shadow:0 6px 22px rgba(220,38,38,.35);
}
.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 30px rgba(220,38,38,.5);
}
.btn-ghost{
  background:rgba(255,255,255,.07);
  color:#fff;
  border:1px solid rgba(255,255,255,.25);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.15);
  transform:translateY(-3px);
  border-color:rgba(255,255,255,.45);
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:30px;
  margin-top:30px;
}
.hero-stat{
  border-left:2px solid rgba(220,38,38,.6);
  padding-left:16px;
}
.hero-stat-num{
  font-size:30px;font-weight:800;
  color:#fff;
  line-height:1.2;
}
.hero-stat-label{
  font-size:13px;
  color:rgba(255,255,255,.6);
  letter-spacing:.4px;
}

/* ===== Sections ===== */
.section{padding:var(--spacer-lg) 0}
.section-sm{padding:var(--spacer-md) 0}
.section-dark{
  background:var(--c-dark);
  color:#fff;
}
.section-head{
  text-align:center;
  max-width:760px;
  margin:0 auto var(--spacer-md);
}
.section-tag{
  display:inline-block;
  background:rgba(220,38,38,.08);
  color:var(--c-primary);
  padding:4px 16px;
  border-radius:50px;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.5px;
  margin-bottom:16px;
  text-transform:uppercase;
}
.section-title{
  font-size:clamp(28px,3.5vw,42px);
  font-weight:800;
  line-height:1.25;
  margin-bottom:16px;
  color:var(--c-text);
}
.section-dark .section-title{color:#fff}
.section-sub{
  font-size:16px;
  color:var(--c-text-light);
  line-height:1.9;
}
.section-dark .section-sub{color:rgba(255,255,255,.6)}

/* Feature cards */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  margin-top:10px;
}
.feature-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:36px 28px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--c-border-dark);
  transition:transform .3s,box-shadow .3s;
  position:relative;
  overflow:hidden;
}
.feature-card::before{
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  background:linear-gradient(90deg,var(--c-primary),#ef4444,transparent);
  opacity:0;
  transition:opacity .3s;
}
.feature-card:hover::before{opacity:1}
.feature-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-md);
}
.feature-icon{
  width:56px;height:56px;
  border-radius:16px;
  background:linear-gradient(135deg,rgba(220,38,38,.12),rgba(220,38,38,.04));
  display:flex;align-items:center;justify-content:center;
  font-size:26px;
  color:var(--c-primary);
  margin-bottom:22px;
  border:1px solid rgba(220,38,38,.15);
}
.feature-card h3{
  font-size:20px;
  font-weight:700;
  margin-bottom:12px;
  color:var(--c-text);
}
.feature-card p{
  color:var(--c-text-light);
  font-size:15px;
  line-height:1.8;
}

/* Category cards */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.cat-card{
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:#fff;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--c-border-dark);
  transition:transform .35s,box-shadow .35s;
  display:flex;
  flex-direction:column;
}
.cat-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-lg);
}
.cat-card-img{
  height:190px;
  overflow:hidden;
  position:relative;
}
.cat-card-img img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s;
}
.cat-card:hover .cat-card-img img{transform:scale(1.07)}
.cat-card-body{
  padding:26px 24px 30px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.cat-card-tag{
  display:inline-block;
  align-self:flex-start;
  font-size:12px;
  font-weight:700;
  color:var(--c-primary);
  background:rgba(220,38,38,.07);
  padding:3px 12px;
  border-radius:50px;
  margin-bottom:13px;
  letter-spacing:.5px;
}
.cat-card h3{
  font-size:20px;
  font-weight:700;
  color:var(--c-text);
  margin-bottom:10px;
  line-height:1.4;
}
.cat-card p{
  font-size:14px;
  color:var(--c-text-light);
  line-height:1.8;
  flex:1;
}
.cat-card-link{
  margin-top:18px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--c-primary);
  font-weight:700;
  font-size:14px;
  transition:gap .25s;
}
.cat-card-link:hover{gap:12px}

/* cover story */
.cover-block{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:55px;
  align-items:center;
}
.cover-img{
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  position:relative;
}
.cover-img img{width:100%;height:440px;object-fit:cover}
.cover-img::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.45),transparent 60%);
}
.cover-content h2{
  font-size:clamp(26px,3vw,38px);
  font-weight:800;
  line-height:1.3;
  margin-bottom:20px;
}
.cover-content p{
  color:var(--c-text-light);
  font-size:16px;
  line-height:2;
  margin-bottom:16px;
}
.cover-list{margin:24px 0}
.cover-list li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:9px 0;
  font-size:15px;
}
.cover-list li::before{
  content:"✓";
  flex-shrink:0;
  width:22px;height:22px;
  background:rgba(220,38,38,.1);
  color:var(--c-primary);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  font-weight:700;
  margin-top:3px;
}

/* info panel / deep section */
.panel-section{
  background:linear-gradient(135deg,var(--c-dark) 0%,#151b2e 55%,#1a2036 100%);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.panel-section::before{
  content:'';
  position:absolute;
  top:-200px;
  right:-100px;
  width:430px;height:430px;
  background:radial-gradient(circle,rgba(220,38,38,.2),transparent 70%);
  border-radius:50%;
  pointer-events:none;
}
.panel-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:38px;
  align-items:center;
}
.panel-info h2{
  font-size:clamp(26px,3vw,38px);
  font-weight:800;
  line-height:1.3;
  margin-bottom:16px;
}
.panel-info p{
  color:rgba(255,255,255,.68);
  line-height:1.9;
  margin-bottom:26px;
  font-size:16px;
}
.panel-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(12px);
  padding:38px;
}
.panel-card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:28px;
  padding-bottom:20px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.panel-card-title{
  font-size:18px;font-weight:700;
  display:flex;
  align-items:center;
  gap:10px;
}
.panel-card-title i{
  width:32px;height:32px;
  border-radius:9px;
  background:rgba(220,38,38,.25);
  display:flex;align-items:center;justify-content:center;
  font-style:normal;
  font-size:16px;
  color:#fca5a5;
}
.panel-status{
  font-size:12px;
  color:#6ee7b7;
  background:rgba(16,185,129,.15);
  padding:4px 12px;
  border-radius:50px;
  display:flex;align-items:center;
  gap:6px;
}
.panel-status::before{
  content:'';width:5px;height:5px;
  background:#34d399;
  border-radius:50%;
}
.data-row{
  display:flex;
  justify-content:space-between;
  padding:13px 0;
  border-bottom:1px dashed rgba(255,255,255,.1);
  font-size:15px;
}
.data-row:last-child{border-bottom:none}
.data-row .label{color:rgba(255,255,255,.6)}
.data-row .value{font-weight:700;color:#fff;letter-spacing:.3px}
.data-row .value.red{color:#f87171}

/* Latest list */
.list-wrap{
  background:#fff;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  border:1px solid var(--c-border-dark);
  overflow:hidden;
}
.list-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:24px 30px;
  border-bottom:1px solid var(--c-border-dark);
}
.list-head h3{
  font-size:19px;font-weight:700;
  display:flex;
  align-items:center;
  gap:10px;
}
.list-head h3::before{
  content:'';width:5px;height:24px;
  background:var(--c-primary);
  border-radius:3px;
}
.list-more{font-size:14px;color:var(--c-text-light);font-weight:500}
.list-more:hover{color:var(--c-primary)}
.content-list li{
  border-bottom:1px solid rgba(10,15,30,.06);
  transition:background .2s;
}
.content-list li:last-child{border-bottom:none}
.content-list li:hover{background:rgba(220,38,38,.02)}
.list-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:18px 30px;
}
.list-info{flex:1;min-width:0}
.list-title{
  font-size:16px;
  font-weight:600;
  color:var(--c-text);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  margin-bottom:5px;
  transition:color .2s;
}
.list-link:hover .list-title{color:var(--c-primary)}
.list-meta{
  display:flex;
  align-items:center;
  gap:14px;
  font-size:13px;
  color:#9ca3af;
}
.timeline{
  display:flex;
  align-items:center;
  gap:8px;
}
.empty-tip{
  padding:60px 30px;
  text-align:center;
  color:var(--c-text-light);
  font-size:15px;
}
.empty-tip::before{
  content:'';
  display:block;
  width:36px;height:36px;
  margin:0 auto 14px;
  background:linear-gradient(135deg,rgba(220,38,38,.15),rgba(220,38,38,.07));
  border-radius:50%;
  border:1px dashed rgba(220,38,38,.3);
}

/* Timeline culture */
.culture-section{
  background:#fcfaf6;
  border-top:1px solid rgba(10,15,30,.06);
  border-bottom:1px solid rgba(10,15,30,.06);
}
.timeline-wrap{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.timeline-item{
  background:#fff;
  border-radius:var(--radius-md);
  padding:28px 23px;
  border:1px solid var(--c-border-dark);
  position:relative;
  transition:transform .3s,box-shadow .3s;
}
.timeline-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.timeline-num{
  font-size:32px;
  font-weight:900;
  color:transparent;
  -webkit-text-stroke:2px rgba(220,38,38,.7);
  margin-bottom:14px;
  line-height:1;
}
.timeline-item h4{
  font-size:16px;
  font-weight:700;
  margin-bottom:8px;
}
.timeline-item p{
  font-size:13px;
  color:var(--c-text-light);
  line-height:1.8;
}

/* ===== FAQ ===== */
.faq-wrapper{
  max-width:860px;
  margin:0 auto;
}
.faq-item{
  background:#fff;
  border:1px solid var(--c-border-dark);
  border-radius:var(--radius-md);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .3s;
}
.faq-item:hover{box-shadow:var(--shadow-md)}
.faq-q{
  padding:20px 26px;
  font-weight:600;
  font-size:16px;
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  color:var(--c-text);
}
.faq-q .icon{
  width:24px;height:24px;
  border-radius:50%;
  border:1px solid var(--c-border-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;
  flex-shrink:0;
  color:var(--c-text-light);
  transition:all .3s;
}
.faq-item.open .faq-q .icon{
  transform:rotate(45deg);
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#fff;
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-a-inner{
  padding:0 26px 22px;
  color:var(--c-text-light);
  font-size:15px;
  line-height:1.9;
  border-top:1px dashed rgba(10,15,30,.1);
  padding-top:15px;
}

/* ===== CTA ===== */
.cta-section{
  background:
    linear-gradient(120deg,rgba(10,12,25,.95),rgba(30,10,12,.92)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  text-align:center;
  padding:90px 0;
}
.cta-section h2{
  font-size:clamp(28px,4vw,42px);
  font-weight:800;
  margin-bottom:18px;
}
.cta-section p{
  color:rgba(255,255,255,.75);
  font-size:17px;
  max-width:620px;
  margin:0 auto 36px;
  line-height:1.9;
}
.btn-big{
  padding:18px 46px;
  font-size:17px;
}

/* ===== Footer ===== */
.footer{
  background:#070b14;
  color:rgba(255,255,255,.6);
  padding:70px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:50px;
}
.footer-brand .logo-text{font-size:20px;margin-bottom:12px;display:block}
.footer-desc{
  font-size:14px;line-height:1.9;
  color:rgba(255,255,255,.45);
  max-width:280px;
}
.footer h4{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:20px;
  position:relative;
  padding-bottom:10px;
}
.footer h4::after{
  content:'';
  position:absolute;
  left:0;bottom:0;
  width:26px;height:3px;
  border-radius:2px;
  background:var(--c-primary);
}
.footer-links li{margin-bottom:11px}
.footer-links a{
  font-size:14px;
  color:rgba(255,255,255,.5);
  transition:color .25s,padding-left .25s;
}
.footer-links a:hover{color:#fff;padding-left:5px}
.footer-contact p{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  margin-bottom:12px;
  color:rgba(255,255,255,.5);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.07);
  padding:26px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.35);
}
.footer-bottom-links{
  display:flex;
  gap:20px;
}
.footer-bottom-links a{color:rgba(255,255,255,.35)}
.footer-bottom-links a:hover{color:var(--c-primary)}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .feature-grid,.cat-grid{grid-template-columns:repeat(2,1fr)}
  .timeline-wrap{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .cover-block{grid-template-columns:1fr;gap:36px}
  .panel-grid{grid-template-columns:1fr}
  .panel-card{margin-top:20px}
}
@media(max-width:768px){
  .nav-links{
    position:fixed;
    top:72px;
    left:0;right:0;
    background:rgba(7,10,18,.97);
    flex-direction:column;
    padding:18px 24px;
    gap:4px;
    border-bottom:1px solid rgba(255,255,255,.1);
    box-shadow:0 20px 40px rgba(0,0,0,.4);
    transform:translateY(-130%);
    transition:transform .35s ease;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-toggle{display:block}
  .nav-cta{margin:10px 0 0;display:block;text-align:center}
  .nav-link{text-align:center;padding:12px;width:100%}
  .hero{padding:140px 0 90px}
  .hero-stats{gap:18px}
  .hero-stat-num{font-size:24px}
}
@media(max-width:520px){
  .container{padding:0 18px}
  .section{padding:var(--spacer-md) 0}
  .feature-grid,.cat-grid,.timeline-wrap{grid-template-columns:1fr}
  .cover-img img{height:300px}
  .hero-actions .btn{width:100%}
  .hero{padding:125px 0 75px}
  .hero-sub{font-size:15px}
  .btn{padding:14px 26px}
  .cover-content p{font-size:15px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .content-list li{padding:14px 18px}
  .list-link{flex-direction:column;align-items:flex-start;gap:10px;padding:16px 18px}
  .list-head{padding:20px 18px}
  .data-row{font-size:14px}
  .faq-q{padding:18px 18px}
}

/* roulang page: category1 */
:root{
  --primary:#b3202f;
  --primary-dark:#8b1220;
  --primary-soft:#f7e8ea;
  --gold:#c5a059;
  --dark:#0b0d12;
  --dark-2:#141822;
  --surface:#ffffff;
  --bg:#f2f4f8;
  --text:#171a25;
  --weak:#5e6572;
  --line:#e7eaf0;
  --line-dark:rgba(255,255,255,.14);
  --radius-lg:26px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-lg:0 24px 60px rgba(8,9,12,.18);
  --shadow-md:0 10px 34px rgba(16,18,28,.12);
  --shadow-sm:0 4px 14px rgba(16,18,28,.08);
  --ease:all .3s cubic-bezier(.2,.7,.3,1);
}
*{padding:0;margin:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.72;
  font-size:16px;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{background:none;border:none;color:inherit;font-family:inherit;cursor:pointer}
input{font-family:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
@media(max-width:768px){.container{padding:0 20px}}
@media(max-width:520px){.container{padding:0 16px}}

/* ===== Header ===== */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,12,18,.42);
  backdrop-filter:blur(18px) saturate(130%);
  -webkit-backdrop-filter:blur(18px) saturate(130%);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .4s ease,box-shadow .4s ease,border-color .4s ease;
}
.header.scrolled{
  background:rgba(12,14,22,.92);
  border-bottom-color:rgba(255,255,255,.08);
  box-shadow:0 10px 30px rgba(0,0,0,.18);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.logo-box{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:20px;letter-spacing:-.02em;
  box-shadow:0 5px 16px rgba(179,32,47,.35);
}
.logo-text{font-size:21px;font-weight:800;color:#fff;line-height:1.15;letter-spacing:.02em}
.logo-text small{
  display:block;font-size:9px;font-weight:600;letter-spacing:.34em;
  color:rgba(255,255,255,.55);margin-top:2px;
}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-link{
  display:inline-block;padding:10px 18px;border-radius:999px;
  font-size:15px;font-weight:500;color:rgba(255,255,255,.83);
  transition:var(--ease);line-height:1.2;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.10)}
.nav-link.active{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;font-weight:600;box-shadow:0 4px 16px rgba(179,32,47,.34);
}
.nav-cta{
  border:1px solid rgba(255,255,255,.38);margin-left:6px;
  position:relative;padding:10px 20px;
}
.nav-cta:hover{background:rgba(255,255,255,.12);border-color:#fff}
.nav-toggle{display:none;position:relative;width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.1)}
.nav-toggle span{
  display:block;width:18px;height:2px;background:#fff;
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  transition:var(--ease);
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;
  transition:var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg)}
@media(max-width:960px){
  .nav{height:64px;flex-wrap:wrap}
  .nav-toggle{display:block;z-index:12}
  .nav-links{
    position:absolute;top:100%;left:16px;right:16px;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(14,16,24,.96);
    border:1px solid rgba(255,255,255,.12);
    border-radius:18px;padding:14px;
    box-shadow:0 30px 60px rgba(0,0,0,.42);
    transform:translateY(-6px);visibility:hidden;opacity:0;
    transition:var(--ease);
  }
  .nav-links.show{transform:none;opacity:1;visibility:visible}
  .nav-link{color:#fff;padding:13px 18px;border-radius:12px}
  .nav-cta{margin-left:0;text-align:center}
}
@media(max-width:520px){.logo-text{font-size:18px}}

/* ===== Footer ===== */
.footer{background:#090b10;color:#a8aeba;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:48px;padding:68px 0 48px}
.footer .logo-text{color:#fff;font-size:24px;display:flex;flex-wrap:wrap;gap:8px}
.footer-desc{font-size:14px;line-height:1.8;margin-top:18px;color:#757c8d;max-width:340px}
.footer h4{color:#fff;font-size:16px;letter-spacing:.04em;margin-bottom:20px;font-weight:600}
.footer-links li+li{margin-top:11px}
.footer-links a{color:#a8aeba;font-size:14px;transition:var(--ease)}
.footer-links a:hover{color:#fff;padding-left:5px}
.footer-contact p{font-size:14px;color:#a8aeba;margin-bottom:10px;line-height:1.7}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:28px 0;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;
  color:#686f7d;
}
@media(max-width:960px){.footer-top{grid-template-columns:1fr 1fr;gap:40px}}
@media(max-width:600px){
  .footer-top{grid-template-columns:1fr;gap:32px;padding-top:48px}
  .footer-bottom{flex-direction:column}
}

/* ===== Hero section ===== */
.category-hero{
  background:
    linear-gradient(180deg, rgba(5,7,14,.75) 0%, rgba(8,10,18,.68) 45%, rgba(8,10,16,.92) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  min-height:82vh;
  display:flex;align-items:center;
  padding:142px 0 90px;
  position:relative;
  overflow:hidden;
}
.category-hero::after{
  content:"";position:absolute;width:600px;height:600px;
  border-radius:50%;background:radial-gradient(circle,rgba(179,32,47,.16),transparent 66%);
  top:-160px;right:-180px;pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .8fr;gap:52px;align-items:center;width:100%;position:relative;z-index:2}
.hero-kicker{
  display:inline-flex;align-items:center;gap:9px;
  color:#c7ccd8;font-size:13px;font-weight:600;letter-spacing:.12em;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);
  padding:6px 16px;border-radius:999px;backdrop-filter:blur(8px);
}
.hero-kicker::before{content:"";width:6px;height:6px;background:var(--primary);border-radius:50%;box-shadow:0 0 0 0 rgba(179,32,47,.6)}
.hero-h1{
  font-size:76px;line-height:1.05;letter-spacing:-.02em;
  font-weight:800;color:#fff;margin-top:26px;
}
.hero-slogan{
  font-size:18px;font-weight:500;color:#e9eaf1;
  margin:16px 0 20px;letter-spacing:.04em;
}
.hero-desc{
  color:#b7bdcc;font-size:16px;max-width:560px;
  line-height:1.9;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-side{
  background:rgba(20,23,34,.62);
  border:1px solid rgba(255,255,255,.13);
  border-radius:20px;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  padding:28px 26px;
  box-shadow:var(--shadow-lg);
}
.hero-side::before{
  content:"";display:block;height:4px;width:52px;
  background:linear-gradient(90deg,var(--primary),var(--gold));
  border-radius:4px;margin-bottom:22px;
}
.hero-side h3{color:#fff;font-size:16px;font-weight:600;margin-bottom:22px}
.side-list li{
  color:#c3c8d4;display:flex;gap:12px;align-items:flex-start;
  font-size:15px;padding:10px 0;line-height:1.6;
}
.side-list li::before{
  content:"";flex-shrink:0;width:8px;height:8px;margin-top:8px;
  background:var(--primary);border-radius:2px;
}
.side-list li:last-child{margin-bottom:14px}
.side-note{
  margin-top:18px;padding-top:18px;border-top:1px dashed rgba(255,255,255,.14);
  color:#6f7687;font-size:13px;
}
@media(max-width:960px){.hero-grid{grid-template-columns:1fr}}
@media(max-width:768px){.hero-h1{font-size:48px}}
@media(max-width:520px){
  .category-hero{padding:118px 0 60px}
  .hero-h1{font-size:38px}
}

/* ===== 通用 section / 板块 head ===== */
.section{padding:92px 0}
.section.tint{background:#fff}
.section.gray{background:var(--bg)}
.section-head{max-width:740px;margin-bottom:56px}
.section-kicker{
  display:inline-block;color:var(--primary);
  font-size:13px;font-weight:700;letter-spacing:.14em;
  margin-bottom:12px;border:1px solid rgba(179,32,47,.2);
  border-radius:999px;padding:4px 14px;
  background:rgba(179,32,47,.04);
}
.section-title{font-size:36px;font-weight:800;color:var(--text);letter-spacing:-.01em;line-height:1.25}
.section-lead{margin-top:16px;color:var(--weak);font-size:17px;line-height:1.9}
@media(max-width:600px){.section-title{font-size:30px}}

/* ===== Split intro with cover picture ===== */
.intro-grid{display:grid;grid-template-columns:1fr 0.9fr;gap:60px;align-items:center}
.entry-copy p{color:#313744;font-size:16px;line-height:2;margin-bottom:22px}
.feature-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:12px 0;border-bottom:1px solid var(--line);font-size:16px;
}
.feature-list li:last-child{border-bottom:0}
.visual-block{position:relative}
.visual-block .main-img{
  border-radius:var(--radius-lg);
  width:100%;object-fit:cover;
  aspect-ratio:4/5;
  box-shadow:var(--shadow-lg);
}
.visual-card{
  position:absolute;right:-22px;bottom:34px;
  background:rgba(12,14,20,.86);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(12px);
  border-radius:16px;
  color:#cdd3df;
  padding:18px 22px;
  max-width:220px;
  font-size:14px;
  box-shadow:var(--shadow-lg);
}
.visual-card strong{display:block;color:#fff;font-size:22px;font-weight:800;margin-bottom:4px}
.visual-card span{font-size:13px;line-height:1.6;color:#99a0af}
@media(max-width:900px){.intro-grid{grid-template-columns:1fr;gap:56px}}
@media(max-width:520px){.visual-card{right:6px;bottom:-14px}}

/* ===== 基础组成卡片 ===== */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.basic-card{
  background:#fff;border:1px solid var(--line);
  border-radius:20px;padding:32px 24px 30px;
  transition:var(--ease);
  position:relative;overflow:hidden;
  box-shadow:0 2px 8px rgba(0,0,0,.02);
}
.basic-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--primary);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.basic-card:hover::before{transform:scaleX(1)}
.basic-card:hover{box-shadow:var(--shadow-md);transform:translateY(-8px)}
.basic-num{
  font-size:28px;font-weight:800;color:transparent;
  -webkit-text-stroke:1px var(--primary);
  font-style:italic;margin-bottom:22px;
}
.basic-card h3{font-size:19px;font-weight:700;margin-bottom:12px}
.basic-card p{color:var(--weak);font-size:15px;line-height:1.8}
.badge-dot{
  width:22px;height:4px;background:var(--gold);border-radius:4px;
  display:block;margin-bottom:12px;
}
@media(max-width:1000px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.card-grid{grid-template-columns:1fr}}

/* ===== Dark band + process steps ===== */
.panel-dark{
  background:
    linear-gradient(140deg, rgba(12,15,20,.96), rgba(17,21,28,.92)),
    url('/assets/images/backpic/back-2.jpg') center/cover;
  color:#fff;
  border-radius:var(--radius-lg);
  padding:64px 58px;
  box-shadow:var(--shadow-lg);
  position:relative;
  overflow:hidden;
}
.panel-dark::after{
  content:"";position:absolute;width:380px;height:380px;
  background:radial-gradient(circle,rgba(179,32,47,.16),transparent 68%);
  right:-100px;top:-120px;
}
.panel-dark .section-kicker{color:#ffd7d7;border-color:rgba(255,255,255,.26);background:rgba(255,255,255,.04)}
.panel-dark .section-title{color:#fff}
.panel-dark .section-lead{color:#a7acba}
.dark-note{
  background:rgba(255,255,255,.44);
  width:100%;height:1px;background:linear-gradient(90deg,rgba(179,32,47,.5),var(--gold));
  margin:34px 0 0;
}
.dark-bottom{display:flex;flex-direction:column;gap:14px;margin-top:30px;}
.dark-li{display:flex;gap:14px;align-items:center;color:#d4d9e4;font-size:15px;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.dark-li:last-child{border-bottom:0}
.dark-li::before{content:"●";color:var(--primary);font-size:11px;flex-shrink:0}
.process-row{
  grid-column:1/-1;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:28px;
}
.step-chip{
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(12px);
  background:rgba(255,255,255,.04);
  border-radius:14px;
  padding:18px 18px;
  transition:var(--ease);
}
.step-chip:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.step-chip .step-no{color:var(--primary);font-size:12px;letter-spacing:.14em;font-weight:700}
.step-chip h4{color:#fff;font-size:16px;margin:8px 0 6px}
.step-chip p{color:#9ea4b2;font-size:13px;margin-bottom:0;line-height:1.7}
@media(max-width:960px){.panel-dark{padding:48px 28px;border-radius:20px}.process-row{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.panel-dark{margin-left:0;margin-right:0}.process-row{grid-template-columns:1fr}}

/* ===== flow 四步 / 双列 ===== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.content-exp p{color:#313744;line-height:1.95;font-size:16px;margin-bottom:18px}
.timeline-item{position:relative;padding-left:34px;padding-bottom:26px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;width:1px;
  top:6px;bottom:0;left:9px;
  background:linear-gradient(180deg,var(--primary),var(--line));
}
.timeline-item:last-child::before{display:none}
.timeline-dot{
  position:absolute;left:0;top:6px;width:19px;height:19px;
  background:#fff;border:5px solid var(--primary);
  border-radius:50%;
}
.timeline-item h3{font-size:17px;font-weight:700;margin-bottom:5px}
.timeline-item p{color:#5a616f;font-size:14px;line-height:1.8;margin-bottom:2px}
.flow-img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}
@media(max-width:880px){.two-col{grid-template-columns:1fr}}

/* ===== CTA ===== */
.cta-box{
  background:#0b0e14;border-radius:var(--radius-lg);
  padding:70px 60px;text-align:center;
  background:
    radial-gradient(520px 220px at 80% 10%,rgba(179,32,47,.28),transparent),
    #0b0e14;
  position:relative;overflow:hidden;
}
.cta-box::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,transparent,var(--primary),var(--gold),var(--primary),transparent);
}
.cta-title{color:#fff;font-size:30px;font-weight:800;letter-spacing:-.01em}
.cta-desc{color:#9ba2b2;font-size:16px;margin:18px auto 34px;max-width:620px;line-height:1.9}
.cta-row{display:flex;justify-content:center;flex-wrap:wrap;gap:16px}
@media(max-width:600px){.cta-box{padding:46px 20px}}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;border-radius:12px;font-size:15px;
  font-weight:600;gap:9px;transition:var(--ease);cursor:pointer;
  border:1px solid transparent;
}
.btn-solid{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;box-shadow:0 8px 24px rgba(179,32,47,.28);
}
.btn-solid:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(179,32,47,.38);filter:saturate(1.1)}
.btn-outline{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(-3px)}
.btn-light{background:#fff;color:#101018;box-shadow:var(--shadow-sm)}
.btn-light:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}

/* ===== FAQ ===== */
.faq-list{max-width:840px;margin:0 auto}
.faq-box{
  background:#fff;border-radius:16px;
  border:1px solid var(--line);
  padding:30px 30px 28px;
  margin-bottom:16px;
  transition:var(--ease);
}
.faq-box:hover{box-shadow:var(--shadow-md)}
.faq-box h3{
  font-size:18px;font-weight:700;display:flex;
  gap:14px;align-items:baseline;line-height:1.4;
}
.faq-box h3::before{
  content:"Q.";color:var(--primary);font-weight:800;
  font-size:16px;letter-spacing:0;
}
.faq-box p{margin-top:12px;color:var(--weak);line-height:1.9;font-size:15px;padding-left:42px}
@media(max-width:600px){.faq-box{padding:22px 18px}.faq-box p{padding-left:0}}

/* ===== ===== */
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:6px;
  font-size:13px;color:rgba(255,255,255,.56);
  margin-bottom:22px;
}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:#fff;border-bottom:1px solid #fff}
.breadcrumb .sep{opacity:.5}

/* ===== jump-cards under cta ===== */
.jump-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;margin-top:34px}
.jump-card{
  border:1px solid var(--line);background:#fff;border-radius:20px;
  padding:28px 26px;transition:var(--ease);
  display:block;
}
.jump-card:hover{box-shadow:var(--shadow-md);transform:translateY(-7px);border-color:rgba(179,32,47,.14)}
.jump-card .link-mark{color:var(--primary);font-size:14px;font-weight:700;letter-spacing:.08em;margin-top:16px;display:block}
.jump-card h3{font-size:18px;color:var(--text);margin-bottom:8px;font-weight:700}
.jump-card p{color:var(--weak);font-size:14px;line-height:1.8}
@media(max-width:900px){.jump-grid{grid-template-columns:1fr}}
@media(max-width:600px){.jump-grid{grid-template-columns:1fr}}

/* float little style */
.focus-ring:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:8px}

/* roulang page: article */
:root {
  --primary: #e23b3b;
  --primary-dark: #b01f1f;
  --primary-bright: #ff5b5b;
  --accent: #1bbf9e;
  --ink: #10151c;
  --ink-2: #2b3540;
  --body: #5c6775;
  --soft: #97a2ae;
  --line: #e8ecf1;
  --bg: #f6f8fb;
  --white: #ffffff;
  --dark-section: #0f161f;
  --shadow-s: 0 6px 20px rgba(16, 22, 32, .07);
  --shadow-m: 0 22px 56px rgba(16, 22, 32, .13);
  --shadow-hover: 0 18px 42px rgba(16, 22, 32, .16);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --header-h: 76px;
  --container-w: 1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--body);line-height:1.75;word-break:break-word}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
h1,h2,h3,h4,h5{color:var(--ink);line-height:1.3;font-weight:800}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px;width:100%}

/* Header */
.header{position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:100;background:rgba(12,18,28,.35);border-bottom:1px solid rgba(255,255,255,.14);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transition:background .35s ease,border-color .35s ease,box-shadow .35s ease}
.header.scrolled{background:rgba(255,255,255,.92);border-bottom-color:rgba(10,18,28,.08);box-shadow:0 10px 35px rgba(15,20,30,.08)}
.header .logo-text,.header .nav-link{color:rgba(255,255,255,.92)}
.header.scrolled .logo-text,.header.scrolled .nav-link{color:var(--ink)}
.header.scrolled .logo-text small{color:var(--soft)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.logo-box{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-icon{width:37px;height:37px;border-radius:11px;background:linear-gradient(135deg,#ff5050,#b51a2d);color:#fff;font-size:19px;font-weight:900;display:grid;place-items:center;box-shadow:0 8px 18px rgba(218,42,56,.35);letter-spacing:0}
.logo-text{display:flex;flex-direction:column;align-items:flex-start;font-size:19px;font-weight:800;line-height:1.12;letter-spacing:.02em;transition:color .3s}
.logo-text small{font-size:9px;letter-spacing:.24em;font-weight:500;color:rgba(255,255,255,.58);margin-top:3px;transition:color .3s}
.header.scrolled .logo-text small{color:var(--soft)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{position:relative;padding:9px 16px;border-radius:100px;font-size:14.5px;font-weight:600;line-height:1.3;transition:color .25s,background .25s,transform .25s}
.nav-link:hover{background:rgba(255,255,255,.13);color:#fff}
.header.scrolled .nav-link:hover{background:rgba(16,22,32,.06);color:var(--ink)}
.nav-link.active{background:#fff;color:#171d28;box-shadow:0 8px 18px rgba(0,0,0,.1)}
.header.scrolled .nav-link.active{background:rgba(226,59,59,.1);color:var(--primary-dark)}
.nav-cta{margin-left:8px;background:linear-gradient(135deg,#f04b45,#ad1d2b);color:#fff !important;padding:11px 22px;font-weight:700;box-shadow:0 10px 24px rgba(220,50,58,.32)}
.nav-cta:hover{transform:translateY(-2px);background:linear-gradient(135deg,#ff6060,#c22634);color:#fff !important}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.25);border-radius:12px;background:transparent;align-items:center;justify-content:center;cursor:pointer;position:relative;z-index:110}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:18px;height:2px;background:rgba(255,255,255,.9);border-radius:4px;position:relative;transition:transform .3s,background .3s}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}
.header.scrolled .nav-toggle{border-color:rgba(20,28,38,.2)}
.header.scrolled .nav-toggle span,.header.scrolled .nav-toggle span::before,.header.scrolled .nav-toggle span::after{background:var(--ink)}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span::after{transform:translateY(-6px) rotate(-45deg)}

/* Article Hero */
.article-hero{position:relative;padding:calc(var(--header-h) + 72px) 0 128px;color:#fff;background:linear-gradient(110deg,rgba(8,11,17,.96) 0%,rgba(38,17,24,.82) 48%,rgba(10,16,24,.7) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat}
.article-hero::after{content:"";position:absolute;inset:auto 0 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent)}
.article-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.78);transition:color .2s}
.crumb a:hover{color:#fff}
.crumb .sep{opacity:.5}
.article-hero h1{font-size:clamp(30px,4.5vw,50px);font-weight:900;line-height:1.22;max-width:980px;margin-bottom:24px;color:#fff;text-shadow:0 10px 26px rgba(0,0,0,.2)}
.article-hero .hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;color:rgba(255,255,255,.82);font-size:14px}
.hero-meta .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.09);padding:5px 14px;border-radius:100px;backdrop-filter:blur(6px)}
.hero-meta .dot{width:5px;height:5px;background:var(--primary-bright);border-radius:50%;box-shadow:0 0 0 3px rgba(255,80,80,.24)}

/* Main layout */
.article-wrap{padding:0 24px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:28px;max-width:var(--container-w);margin:-80px auto 52px;position:relative;z-index:5;padding:0}
.article-main{background:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-m);border:1px solid rgba(20,30,40,.05);padding:46px 52px 44px;min-width:0}
.article-main::before{content:"";display:block;height:4px;width:78px;background:linear-gradient(90deg,var(--primary),var(--primary-bright));border-radius:100px;margin-bottom:36px}
.article-content{color:#525c68;font-size:16.5px}
.article-content p{margin:0 0 1.28em;line-height:1.95}
.article-content h2,.article-content h3,.article-content h4{margin:2em 0 .72em;color:var(--ink)}
.article-content h2{font-size:1.62rem;padding-left:16px;border-left:4px solid var(--primary);border-radius:2px}
.article-content h3{font-size:1.28rem}
.article-content a{color:var(--primary-dark);border-bottom:1px solid rgba(176,31,31,.3);transition:border-color .2s,color .2s}
.article-content a:hover{color:var(--primary);border-bottom-color:var(--primary)}
.article-content ul,.article-content ol{margin:0 0 1.45em;padding-left:1.25em}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:.45em}
.article-content blockquote{margin:1.8em 0;padding:18px 26px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:#f1f5f9;border-left:4px solid var(--primary);color:#35404d;font-style:normal}
.article-content img{border-radius:var(--radius-md);box-shadow:var(--shadow-s);margin:1.6em auto}
.article-content strong{color:var(--ink)}
.article-content table{width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px;border-radius:var(--radius-sm);overflow:hidden}
.article-content th,.article-content td{border:1px solid var(--line);padding:12px 16px;text-align:left;background:#fff}
.article-content th{background:#f7f9fc;color:var(--ink);font-weight:700}
.article-end{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:18px}
.article-end p{font-size:15px;color:#7a8592;font-weight:500}
.empty-state{min-height:300px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.empty-code{font-size:96px;font-weight:900;line-height:1;background:linear-gradient(135deg,#d59c47,#8f6b2d);-webkit-background-clip:text;background-clip:text;color:transparent}
.empty-state h2{font-size:28px;color:var(--ink);margin:22px 0 8px}
.empty-state p{max-width:480px;margin-bottom:24px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 28px;border-radius:100px;font-weight:700;font-size:15px;line-height:1.2;border:1px solid transparent;cursor:pointer;transition:all .3s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#ee4a44,#b31d2c);color:#fff;box-shadow:0 12px 28px rgba(216,45,56,.28)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(216,45,56,.35);background:linear-gradient(135deg,#ff5c56,#c42332)}
.btn-outline{background:transparent;border-color:#d7dde4;color:var(--ink);font-weight:600}
.btn-outline:hover{background:#f2f5f9;transform:translateY(-3px);box-shadow:var(--shadow-s)}
.btn-light{background:#fff;color:#151b26;box-shadow:0 14px 28px rgba(0,0,0,.18)}
.btn-light:hover{transform:translateY(-3px);box-shadow:0 20px 36px rgba(0,0,0,.18)}

/* Aside */
.article-aside{display:flex;flex-direction:column;gap:22px}
.aside-card{background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-s);border:1px solid var(--line);padding:24px}
.aside-card .aside-tag{font-size:12px;letter-spacing:.14em;color:var(--primary-dark);text-transform:uppercase;font-weight:800;display:block;margin-bottom:10px}
.aside-card h3{font-size:20px;margin-bottom:12px}
.aside-card p{font-size:14px;line-height:1.8;color:#6c7783;margin-bottom:18px}
.aside-links{display:flex;flex-direction:column;gap:10px}
.aside-links a{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;border-radius:13px;background:#f6f8fb;border:1px solid #eef1f5;font-size:14px;font-weight:600;color:var(--ink);transition:all .25s}
.aside-links a span{width:24px;height:24px;border-radius:50%;background:#fff;color:var(--primary);display:grid;place-items:center;font-size:15px;box-shadow:0 2px 8px rgba(0,0,0,.06);transition:transform .25s,background .25s,color .25s}
.aside-links a:hover{border-color:rgba(226,59,59,.28);background:#fff5f6;transform:translateX(2px)}
.aside-links a:hover span{background:var(--primary);color:#fff;transform:scale(1.08)}
.aside-guide{background:linear-gradient(140deg,#1b2532,#2b3a4a);color:rgba(255,255,255,.8);border:none}
.aside-guide h3{color:#fff}
.aside-guide p{color:rgba(255,255,255,.65)}
.aside-guide .tag-line{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);padding:5px 12px;border-radius:100px;font-size:12px}

/* CTA Section */
.section-cta{background:var(--bg);padding:34px 0 48px}
.cta-panel{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:54px 56px;background:linear-gradient(125deg,rgba(12,17,26,.98) 0%,rgba(42,18,24,.9) 55%,rgba(18,25,36,.92) 100%),url('/assets/images/backpic/back-2.png') center/cover no-repeat;display:grid;grid-template-columns:1fr auto;align-items:center;gap:36px;border:1px solid rgba(255,255,255,.08)}
.cta-panel h2{color:#fff;font-size:clamp(24px,3vw,34px);line-height:1.3;margin-bottom:10px}
.cta-panel p{color:rgba(255,255,255,.7);font-size:15.5px;max-width:720px}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap}
.cta-marker{position:absolute;right:24px;top:18px;font-weight:900;font-size:13px;letter-spacing:.12em;color:rgba(255,255,255,.18)}

/* Reading */
.reading-section{background:#fff;padding:78px 0 42px}
.section-head{margin-bottom:34px}
.kicker{color:var(--primary-dark);font-size:13px;letter-spacing:.16em;font-weight:800;text-transform:uppercase;display:block;margin-bottom:6px}
.reading-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.reading-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 8px 26px rgba(20,28,40,.05);transition:all .35s ease}
.reading-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(226,59,59,.16)}
.reading-cover{height:175px;overflow:hidden;position:relative}
.reading-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(15,20,28,.18),transparent 50%)}
.reading-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.reading-card:hover .reading-cover img{transform:scale(1.06)}
.reading-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;gap:8px}
.reading-tag{display:inline-flex;width:fit-content;align-items:center;background:rgba(226,59,59,.09);color:var(--primary-dark);border-radius:100px;padding:3px 12px;font-size:12px;font-weight:800}
.reading-body h3{font-size:1.18rem}
.reading-body p{font-size:14px;color:#8a95a1;line-height:1.7}
.reading-link{margin-top:auto;padding-top:14px;color:var(--primary);font-weight:700;font-size:14px}
.reading-link::after{content:"→";margin-left:5px;display:inline-block;transition:transform .25s}
.reading-card:hover .reading-link::after{transform:translateX(5px)}

/* FAQ */
.faq-section{background:var(--dark-section);color:#c7d0db;padding:82px 0}
.faq-section .container{max-width:960px}
.faq-section .kicker,.faq-section h2{color:#fff}
.faq-section .section-head{text-align:center}
.faq-section .section-head p{color:rgba(255,255,255,.56);max-width:640px;margin:8px auto 0}
.faq-list{margin-top:32px}
.faq-item{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:18px;margin-bottom:13px;overflow:hidden;transition:background .3s,border-color .3s}
.faq-item[open]{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 26px;font-weight:700;color:rgba(255,255,255,.93);font-size:16px;transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";flex:0 0 auto;width:17px;height:17px;background:linear-gradient(135deg,#ff5c56,#b52835);border-radius:50%;box-shadow:0 4px 12px rgba(255,70,70,.32);position:relative;margin-left:12px}
.faq-item summary::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3E%3Crect x='2.5' y='7' width='11' height='2' rx='1'/%3E%3C/svg%3E");background-position:center;background-repeat:no-repeat}
.faq-item[open] summary::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 8h10zM8 3v10'/%3E%3C/svg%3E")}
.faq-body{padding:0 26px 28px;color:rgba(255,255,255,.72);font-size:15px;line-height:1.9}
.faq-body p{margin-bottom:.7em}

/* Footer */
.footer{background:#0b111a;color:#9aa6b2;padding:62px 0 26px;border-top:1px solid rgba(255,255,255,.05)}
.footer .logo-text{color:#fff;margin-bottom:14px;display:inline-flex}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.06)}
.footer-brand .logo-box{margin-bottom:10px}
.footer-desc{font-size:14px;line-height:2;color:rgba(255,255,255,.55);max-width:320px}
.footer h4{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.06em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.55);transition:color .25s,transform .25s;display:inline-block}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px}
.footer-contact p{margin:0}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:24px;font-size:13px;color:rgba(255,255,255,.32)}

/* Responsive */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 315px}
  .article-main{padding:38px 34px 34px}
  .cta-panel{grid-template-columns:1fr;padding:42px}
}
@media (max-width:860px){
  :root{--header-h:68px}
  .nav-toggle{display:inline-flex}
  .nav-links{position:absolute;top:calc(100% + 10px);left:16px;right:16px;flex-direction:column;align-items:stretch;background:rgba(15,21,30,.96);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.08);border-radius:22px;padding:18px 12px;box-shadow:0 22px 60px rgba(0,0,0,.35);opacity:0;transform:translateY(-8px);pointer-events:none;transition:opacity .25s ease,transform .25s ease}
  .nav-links.open{opacity:1;transform:none;pointer-events:auto}
  .header .nav-link{padding:14px 14px;border-radius:12px;color:rgba(255,255,255,.9)}
  .nav-cta{margin:8px 0 0;text-align:center;background:linear-gradient(135deg,#f04b45,#ad1d2b);color:#fff !important}
  .nav-cta:hover{background:linear-gradient(135deg,#ff6060,#c22634);color:#fff !important}
  .header.scrolled .nav-link{color:rgba(255,255,255,.9)}
  .article-layout{grid-template-columns:1fr;margin-top:-52px}
  .article-hero{padding-bottom:82px}
  .reading-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:40px}
}
@media (max-width:560px){
  .container,.article-wrap{padding-left:16px;padding-right:16px}
  .article-hero{padding-bottom:42px}
  .article-hero h1{font-size:29px}
  .hero-meta{gap:10px}
  .article-layout{margin-top:-30px;gap:18px}
  .article-main{padding:28px 20px;border-radius:20px}
  .article-content p{font-size:15.5px}
  .article-end{flex-direction:column;align-items:flex-start}
  .cta-panel{padding:34px 22px}
  .reading-cover{height:185px}
  .footer-top{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;text-align:center}
  .aside-card{padding:19px}
  .crumb{font-size:12px}
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
    :root {
        --primary: #D4AF6A;
        --primary-dark: #b8954e;
        --primary-light: #f0dca8;
        --accent: #C4383B;
        --accent-dark: #8f2a2d;
        --ink: #2E2A28;
        --ink-soft: #5D5650;
        --ink-white: #FFFFFF;
        --paper: #faf8f5;
        --paper-dark: #1E1B19;
        --panel-dark: #262120;
        --border-light: #E8E0D6;
        --border-mid: #D4C8BC;
        --shadow: 0 15px 40px rgba(46, 42, 40, 0.08);
        --shadow-lg: 0 25px 60px rgba(46, 42, 40, 0.15);
        --radius-sm: 8px;
        --radius-md: 16px;
        --radius-lg: 28px;
        --space-section: 110px;
        --font-body: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }

    /* ===== Reset & Base ===== */
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

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

    body {
        font-family: var(--font-body);
        color: var(--ink);
        background: var(--paper);
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }

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

    a {
        text-decoration: none;
        color: inherit;
        transition: color 0.25s ease;
    }

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

    ul,
    ol {
        list-style: none;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 40px;
    }

    /* ===== 玻璃导航 ===== */
    .header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(30, 27, 25, 0.7);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        transition: background 0.35s ease, box-shadow 0.35s ease;
    }

    .header.scrolled {
        background: rgba(30, 27, 25, 0.95);
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
    }

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

    .logo-box {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .logo-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        background: var(--primary);
        border-radius: 10px;
        color: var(--ink);
        font-size: 22px;
        font-weight: 800;
        box-shadow: 0 4px 14px rgba(212, 175, 106, 0.35);
    }

    .logo-text {
        display: flex;
        flex-direction: column;
        color: #fff;
        font-weight: 700;
        font-size: 20px;
        letter-spacing: 0.05em;
        line-height: 1.2;
    }

    .logo-text small {
        font-size: 10px;
        font-weight: 400;
        letter-spacing: 0.22em;
        color: rgba(255, 255, 255, 0.6);
        text-transform: uppercase;
    }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 34px;
    }

    .nav-link {
        color: rgba(255, 255, 255, 0.75);
        font-size: 15px;
        font-weight: 500;
        letter-spacing: 0.02em;
        position: relative;
        padding: 6px 2px;
        transition: color 0.25s ease;
    }

    .nav-link::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: -2px;
        width: 0;
        height: 2px;
        background: var(--primary);
        transition: width 0.3s ease;
    }

    .nav-link:hover,
    .nav-link.active {
        color: #fff;
    }

    .nav-link.active::after,
    .nav-link:hover::after {
        width: 100%;
    }

    .nav-cta {
        background: var(--primary);
        color: var(--ink) !important;
        padding: 8px 20px !important;
        border-radius: 40px;
        font-weight: 700;
        font-size: 14px;
    }

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

    .nav-cta:hover {
        background: var(--primary-light);
        color: var(--ink) !important;
        transform: translateY(-1px);
    }

    .nav-toggle {
        display: none;
        flex-direction: column;
        gap: 5px;
        padding: 8px;
        z-index: 110;
    }

    .nav-toggle span {
        width: 24px;
        height: 2px;
        background: #fff;
        border-radius: 2px;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

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

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

    /* ===== 移动端导航 ===== */
    @media (max-width: 992px) {
        .nav-toggle {
            display: flex;
        }

        .nav-links {
            position: fixed;
            top: 0;
            right: -100%;
            width: 320px;
            height: 100vh;
            background: var(--paper-dark);
            flex-direction: column;
            justify-content: center;
            gap: 20px;
            padding: 80px 40px;
            transition: right 0.4s ease;
            border-left: 1px solid rgba(255, 255, 255, 0.06);
        }

        .nav-links.open {
            right: 0;
        }
    }

    /* ===== Banner子页头图区 ===== */
    .page-hero {
        position: relative;
        background: linear-gradient(135deg, #2E2A28 0%, #423a35 60%, #1E1B19 100%);
        padding: 180px 0 90px;
        overflow: hidden;
    }

    .page-hero::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        opacity: 0.18;
    }

    .page-hero::after {
        content: "";
        position: absolute;
        right: -100px;
        bottom: -100px;
        width: 300px;
        height: 300px;
        background: var(--primary);
        filter: blur(180px);
        border-radius: 50%;
        opacity: 0.15;
        pointer-events: none;
    }

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

    .hero-breadcrumb {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: 50px;
        padding: 8px 20px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.7);
        margin-bottom: 24px;
        backdrop-filter: blur(8px);
    }

    .hero-breadcrumb a {
        color: var(--primary-light);
    }

    .hero-breadcrumb span {
        margin: 0 4px;
        opacity: 0.6;
    }

    .page-hero h1 {
        font-size: 48px;
        font-weight: 800;
        color: #fff;
        line-height: 1.25;
        max-width: 820px;
        letter-spacing: 0.02em;
        margin-bottom: 20px;
    }

    .page-hero h1 em {
        font-style: normal;
        color: var(--primary);
    }

    .hero-sub {
        font-size: 16px;
        color: rgba(255, 255, 255, 0.75);
        max-width: 720px;
        line-height: 1.8;
        margin-bottom: 32px;
    }

    .hero-tools {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .hero-tool {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.18);
        color: rgba(255, 255, 255, 0.85);
        font-size: 13px;
        padding: 8px 16px;
        border-radius: 30px;
    }

    .hero-tool i {
        font-style: normal;
        color: var(--primary);
        font-weight: 700;
    }

    .rule-meta-strip {
        background: #1E1B19;
        border: 1px solid rgba(212, 175, 106, 0.2);
        border-radius: 12px;
        padding: 18px 30px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 48px;
    }

    .meta-item {
        color: rgba(255, 255, 255, 0.55);
        font-size: 13px;
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .meta-item strong {
        color: #fff;
        font-size: 18px;
        font-weight: 700;
        letter-spacing: 0.02em;
    }

    .meta-line {
        width: 1px;
        height: 36px;
        background: rgba(255, 255, 255, 0.1);
    }

    /* ===== 通用section ===== */
    section.section {
        padding: 90px 0;
    }

    .section-label {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 0.15em;
        color: var(--accent);
        text-transform: uppercase;
        margin-bottom: 16px;
    }

    .section-label::before {
        content: "";
        width: 18px;
        height: 2px;
        background: var(--accent);
        display: inline-block;
    }

    .section-title {
        font-size: 34px;
        font-weight: 800;
        color: var(--ink);
        line-height: 1.3;
        margin-bottom: 16px;
        letter-spacing: -0.01em;
        max-width: 680px;
    }

    .section-lead {
        font-size: 15px;
        color: var(--ink-soft);
        max-width: 660px;
        line-height: 1.8;
        margin-bottom: 44px;
    }

    .center-head {
        text-align: center;
    }

    .center-head .section-label {
        justify-content: center;
    }

    .center-head .section-label::before {
        display: none;
    }

    .center-head .section-title,
    .center-head .section-lead {
        margin-left: auto;
        margin-right: auto;
    }

    /* ===== 规则卡片网格 ===== */
    .rules-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .rule-card {
        background: #fff;
        border: 1px solid var(--border-light);
        border-radius: var(--radius-lg);
        padding: 36px 28px;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        position: relative;
        overflow: hidden;
    }

    .rule-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 4px;
        height: 100%;
        background: linear-gradient(180deg, var(--accent), transparent);
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .rule-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }

    .rule-card:hover::before {
        opacity: 1;
    }

    .rule-card .icon-box {
        width: 52px;
        height: 52px;
        background: linear-gradient(135deg, #f5eadb, #e7d5ba);
        color: var(--accent);
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        font-weight: 800;
        margin-bottom: 20px;
    }

    .rule-card h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 12px;
        line-height: 1.4;
    }

    .rule-card p {
        font-size: 14px;
        color: var(--ink-soft);
        line-height: 1.75;
        margin-bottom: 16px;
    }

    .card-tag-list {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .tag-mini {
        background: var(--paper);
        border: 1px solid var(--border-light);
        border-radius: 30px;
        padding: 4px 12px;
        font-size: 12px;
        color: var(--ink-soft);
    }

    /* ===== 反色深色区块 ===== */
    .dark-panel {
        background: var(--paper-dark);
        color: #fff;
        position: relative;
        overflow: hidden;
    }

    .dark-panel::before {
        content: "";
        position: absolute;
        top: 20px;
        right: -20px;
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(212, 175, 106, 0.15) 0%, transparent 70%);
        pointer-events: none;
    }

    .dark-panel .section-title {
        color: #fff;
    }

    .dark-panel .section-lead {
        color: rgba(255, 255, 255, 0.65);
    }

    .protocol-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 22px;
        position: relative;
        z-index: 2;
    }

    .protocol-step {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.07);
        border-radius: var(--radius-md);
        padding: 26px;
        display: flex;
        gap: 18px;
        align-items: flex-start;
        transition: background 0.3s ease, transform 0.3s ease;
    }

    .protocol-step:hover {
        background: rgba(255, 255, 255, 0.08);
        transform: translateY(-3px);
    }

    .step-num {
        flex-shrink: 0;
        width: 40px;
        height: 40px;
        background: var(--primary);
        color: var(--ink);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 16px;
        box-shadow: 0 4px 12px rgba(212, 175, 106, 0.25);
    }

    .protocol-step h3 {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 8px;
        color: #fff;
    }

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

    /* ===== 卡片内容 ===== */
    .split-layout {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 64px;
        align-items: center;
    }

    .split-image {
        border-radius: 20px;
        overflow: hidden;
        box-shadow: var(--shadow-lg);
        position: relative;
    }

    .split-image img {
        width: 100%;
        height: 420px;
        object-fit: cover;
    }

    .split-badge {
        position: absolute;
        top: 16px;
        left: 16px;
        background: rgba(30, 27, 25, 0.8);
        backdrop-filter: blur(8px);
        color: var(--primary-light);
        font-size: 12px;
        border-radius: 30px;
        padding: 6px 14px;
        border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .benefit-list {
        display: flex;
        flex-direction: column;
        gap: 24px;
        margin-top: 24px;
    }

    .benefit-item {
        display: flex;
        gap: 16px;
        align-items: flex-start;
    }

    .benefit-item .icon-circle {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: rgba(212, 175, 106, 0.2);
        color: var(--accent);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 13px;
        font-weight: 700;
        flex-shrink: 0;
        margin-top: 4px;
    }

    .benefit-item h4 {
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 4px;
    }

    .benefit-item p {
        font-size: 14px;
        color: var(--ink-soft);
        line-height: 1.7;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
        max-width: 860px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .faq-item {
        background: #fff;
        border: 1px solid var(--border-light);
        border-radius: var(--radius-md);
        transition: box-shadow 0.3s ease;
        overflow: hidden;
    }

    .faq-item.open {
        box-shadow: 0 8px 26px rgba(0, 0, 0, 0.07);
        border-color: var(--border-mid);
    }

    .faq-question {
        padding: 22px 28px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        cursor: pointer;
        font-size: 16px;
        font-weight: 600;
        color: var(--ink);
        gap: 20px;
    }

    .faq-question .faq-icon {
        transition: transform 0.3s ease;
    }

    .faq-item.open .faq-icon {
        transform: rotate(45deg);
    }

    .faq-icon span {
        font-size: 22px;
        font-weight: 300;
        line-height: 1;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
        padding: 0 28px;
    }

    .faq-item.open .faq-answer {
        max-height: 300px;
        padding-bottom: 22px;
    }

    .faq-answer p {
        font-size: 15px;
        color: var(--ink-soft);
        line-height: 1.85;
        border-top: 1px solid var(--border-light);
        padding-top: 16px;
    }

    /* ===== CTA大区块 ===== */
    .cta-block {
        background: linear-gradient(135deg, #1E1B19 0%, #3a2e26 100%);
        border-radius: 28px;
        padding: 70px 60px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        position: relative;
        overflow: hidden;
    }

    .cta-block::before {
        content: "";
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
        opacity: 0.12;
    }

    .cta-block .container {
        padding: 0;
    }

    .cta-content {
        max-width: 60%;
    }

    .cta-block h2 {
        color: #fff;
        font-size: 30px;
        font-weight: 800;
        margin-bottom: 14px;
        position: relative;
        z-index: 1;
    }

    .cta-block p {
        color: rgba(255, 255, 255, 0.6);
        font-size: 15px;
        position: relative;
        z-index: 1;
        line-height: 1.7;
    }

    .cta-button-box {
        position: relative;
        z-index: 1;
        display: flex;
        gap: 14px;
    }

    .btn-main {
        background: var(--primary);
        color: var(--ink);
        font-weight: 700;
        padding: 13px 32px;
        border-radius: 50px;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        transition: background 0.25s, transform 0.2s ease;
        border: none;
    }

    .btn-main:hover {
        background: var(--primary-light);
        transform: translateY(-2px);
    }

    .btn-ghost-white {
        background: transparent;
        color: #fff;
        font-weight: 600;
        padding: 13px 28px;
        border-radius: 50px;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        border: 1px solid rgba(255, 255, 255, 0.3);
        transition: border-color 0.25s, color 0.25s;
    }

    .btn-ghost-white:hover {
        border-color: var(--primary);
        color: var(--primary);
    }

    /* ===== Footer共用 ===== */
    .footer {
        background: var(--paper-dark);
        color: #fff;
        padding-top: 70px;
    }

    .footer-top {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1.4fr;
        gap: 60px;
        padding-bottom: 40px;
    }

    .footer-brand .logo-text {
        color: #fff;
        margin-bottom: 16px;
    }

    .footer-desc {
        color: rgba(255, 255, 255, 0.4);
        font-size: 13px;
        line-height: 1.8;
        max-width: 260px;
    }

    .footer h4 {
        color: #fff;
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 20px;
        letter-spacing: 0.02em;
    }

    .footer-links li {
        margin-bottom: 10px;
    }

    .footer-links a {
        color: rgba(255, 255, 255, 0.45);
        font-size: 13px;
        transition: color 0.25s ease;
    }

    .footer-links a:hover,
    .footer-links a.active {
        color: var(--primary);
    }

    .footer-contact p {
        color: rgba(255, 255, 255, 0.45);
        font-size: 13px;
        margin-bottom: 8px;
        line-height: 1.6;
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.07);
        padding: 24px 0;
        display: flex;
        justify-content: space-between;
        color: rgba(255, 255, 255, 0.3);
        font-size: 13px;
    }

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

        .split-layout {
            gap: 40px;
        }

        .footer-top {
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }

        .footer-top>div:last-child {
            grid-column: span 1;
        }
    }

    @media (max-width: 768px) {
        .container {
            padding: 0 22px;
        }

        .header .container {
            padding: 0 22px;
        }

        .page-hero {
            padding: 140px 0 80px;
        }

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

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

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

        .split-image img {
            height: 300px;
        }

        .protocol-list {
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .rule-meta-strip {
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            padding: 18px 16px;
        }

        .meta-line {
            display: none;
        }

        .section-title {
            font-size: 24px;
        }

        .cta-block {
            padding: 48px 28px;
        }

        .cta-block .container {
            padding: 0;
            display: flex;
            flex-direction: column;
            text-align: center;
        }

        .cta-block h2 {
            font-size: 24px;
        }

        .cta-content {
            max-width: 100%;
        }

        .cta-button-box {
            margin-top: 22px;
            justify-content: center;
            flex-direction: column;
            align-items: center;
        }

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

        .footer-bottom {
            flex-direction: column;
            gap: 8px;
            text-align: center;
        }
    }

    @media (max-width: 520px) {
        .btn-main,
        .btn-ghost-white {
            padding: 12px 20px;
            font-size: 14px;
        }

        .hero-tool {
            font-size: 12px;
            padding: 6px 12px;
        }

        .hero-breadcrumb {
            font-size: 12px;
        }

        .rule-card {
            padding: 30px 22px;
        }

        .nav-links {
            width: 75%;
            max-width: 340px;
        }

        .faq-question {
            padding: 18px 20px;
            font-size: 15px;
        }

        .faq-answer {
            padding: 0 20px;
        }
    }

/* roulang page: category3 */
:root{
  --bg:#070b12;
  --bg2:#0c1320;
  --bg3:#111a28;
  --card:#0f1825;
  --card-soft:#131f30;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --text:#eef1f6;
  --muted:#9aa7b8;
  --soft:#c5cfdd;
  --gold:#d9b05c;
  --gold-light:#f5d48b;
  --gold-dark:#a87a2d;
  --red:#e6534e;
  --shadow:0 20px 40px rgba(0,0,0,.35);
  --radius:16px;
  --radius-sm:10px;
  --transition:all .25s ease;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

.container{
  width:min(1200px,100% - 48px);
  margin-inline:auto;
}

/* header */
.header{
  position:absolute;
  top:0;left:0;right:0;
  z-index:100;
  padding:0;
  transition:var(--transition);
  background:rgba(6,10,18,.45);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header.scrolled{
  background:rgba(6,10,18,.9);
  border-bottom-color:var(--line);
  box-shadow:0 15px 30px rgba(0,0,0,.25);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:76px;
  gap:24px;
}
.logo-box{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.logo-icon{
  width:42px;height:42px;
  border-radius:12px;
  background:linear-gradient(145deg,var(--gold-dark),var(--gold));
  color:#131313;
  font-weight:900;
  font-size:22px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 18px rgba(217,176,92,.25);
}
.logo-text{
  font-size:21px;
  font-weight:800;
  letter-spacing:.02em;
  line-height:1.2;
  color:#fff;
  display:flex;
  flex-direction:column;
}
.logo-text small{
  font-size:10px;
  font-weight:600;
  letter-spacing:.32em;
  color:var(--gold);
  margin-top:2px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 18px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.82);
  transition:var(--transition);
  border:1px solid transparent;
  white-space:nowrap;
}
.nav-link:hover{
  color:#fff;
  background:rgba(255,255,255,.08);
}
.nav-link.active{
  background:rgba(217,176,92,.14);
  color:var(--gold-light);
  border-color:rgba(217,176,92,.25);
}
.nav-cta{
  border-color:rgba(217,176,92,.4);
  color:var(--gold-light);
  background:rgba(217,176,92,.08);
}
.nav-cta:hover{
  background:var(--gold);
  color:#131313;
  border-color:var(--gold);
}
.nav-toggle{
  display:none;
  width:46px;height:46px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.14);
  position:relative;
  transition:var(--transition);
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:13px;
  width:18px;
  height:2px;
  border-radius:3px;
  background:#fff;
  transition:var(--transition);
}
.nav-toggle span{top:22px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{
  background:transparent;
}
.nav-toggle.open span::before{
  top:0;
  transform:rotate(45deg);
}
.nav-toggle.open span::after{
  top:0;
  transform:rotate(-45deg);
}

/* hero */
.hero{
  min-height:82vh;
  display:flex;
  align-items:center;
  padding:170px 0 90px;
  position:relative;
  background:
    linear-gradient(120deg,rgba(6,10,18,.85) 0%,rgba(8,13,22,.65) 45%,rgba(6,10,18,.92) 100%),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.hero::after{
  content:"";
  position:absolute;
  right:-80px;bottom:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(217,176,92,.18),transparent 70%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  align-items:center;
  gap:60px;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
  color:var(--gold);
  text-transform:uppercase;
  background:rgba(217,176,92,.12);
  border:1px solid rgba(217,176,92,.25);
  padding:7px 16px;
  border-radius:999px;
  margin-bottom:22px;
}
.hero-eyebrow::before{
  content:"";
  width:8px;height:8px;
  border-radius:50%;
  background:var(--red);
  box-shadow:0 0 0 4px rgba(230,83,78,.2);
}
.hero-title{
  font-size:clamp(34px,5vw,58px);
  font-weight:900;
  line-height:1.18;
  letter-spacing:-.02em;
  margin-bottom:24px;
  color:#fff;
}
.hero-title em{
  font-style:normal;
  color:var(--gold);
}
.hero-sub{
  font-size:16px;
  line-height:1.95;
  color:var(--soft);
  max-width:560px;
  margin-bottom:34px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  font-weight:700;
  font-size:15px;
  padding:13px 28px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.06);
  color:var(--text);
  transition:var(--transition);
  cursor:pointer;
  white-space:nowrap;
}
.btn:hover{
  transform:translateY(-2px);
  border-color:var(--gold);
  color:var(--gold-light);
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold),var(--gold-light));
  border-color:transparent;
  color:#180f02;
  box-shadow:0 10px 28px rgba(217,176,92,.28);
}
.btn-gold:hover{
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  color:#180f02;
  transform:translateY(-2px);
}
.btn-ghost{
  background:transparent;
}
.hero-stats{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  background:rgba(10,15,24,.7);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.08);
  padding:26px;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.hero-stat{
  border-left:2px solid var(--gold);
  padding-left:14px;
}
.hero-stat strong{
  display:block;
  font-size:30px;
  font-weight:900;
  color:#fff;
  line-height:1.2;
}
.hero-stat strong span{
  color:var(--gold);
  margin-right:2px;
}
.hero-stat p{
  font-size:13px;
  color:var(--muted);
  margin-top:4px;
}

/* cms note shortcode no list; safe. */

.section{
  padding:90px 0;
}
.section-alt{
  background:linear-gradient(180deg,var(--bg) 0%,var(--bg2) 100%);
}
.section-head{
  max-width:720px;
  margin:0 auto 52px;
  text-align:center;
}
.section-tag{
  display:inline-block;
  color:var(--gold);
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-title{
  font-size:clamp(28px,3.5vw,42px);
  font-weight:800;
  line-height:1.3;
  color:#fff;
  letter-spacing:-.01em;
}
.section-lead{
  color:var(--muted);
  font-size:15px;
  margin-top:16px;
}

/* culture timeline */
.timeline{
  position:relative;
  display:grid;
  gap:0;
}
.timeline::before{
  content:"";
  position:absolute;
  left:50%;
  top:0;
  bottom:0;
  width:1px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,transparent,rgba(217,176,92,.55),rgba(217,176,92,.2),transparent);
}
.timeline-item{
  position:relative;
  display:grid;
  grid-template-columns:1fr 260px 1fr;
  gap:40px;
  align-items:center;
  padding:28px 0;
}
.timeline-dot{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  width:14px;height:14px;
  border-radius:50%;
  background:var(--bg);
  border:3px solid var(--gold);
  box-shadow:0 0 0 6px rgba(217,176,92,.2),0 0 20px rgba(217,176,92,.4);
}
.timeline-year{
  text-align:right;
  font-size:15px;
  font-weight:800;
  color:var(--gold);
  font-family:Georgia,"Times New Roman",serif;
  letter-spacing:.04em;
}
.timeline-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:22px;
  box-shadow:0 6px 18px rgba(0,0,0,.2);
  transition:var(--transition);
}
.timeline-card:hover{
  border-color:rgba(217,176,92,.35);
  transform:translateY(-4px);
}
.timeline-card.last{
  grid-column:2 / -1;
}
.timeline-card h3{
  font-size:17px;
  color:#fff;
  margin-bottom:8px;
}
.timeline-card p{
  font-size:14px;
  color:var(--muted);
  line-height:1.9;
}

/* features */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.feature-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:var(--transition);
  display:flex;
  flex-direction:column;
}
.feature-card:hover{
  transform:translateY(-6px);
  border-color:rgba(217,176,92,.35);
  box-shadow:var(--shadow);
}
.feature-media{
  aspect-ratio:16/10;
  overflow:hidden;
  position:relative;
}
.feature-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.feature-card:hover .feature-media img{
  transform:scale(1.06);
}
.feature-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(6,10,18,.8) 100%);
}
.feature-body{
  padding:25px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.feature-index{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:10px;
}
.feature-index i{
  font-style:normal;
  width:24px;height:24px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:rgba(217,176,92,.18);
  color:var(--gold);
  font-weight:800;
  font-size:12px;
}
.feature-index span{
  color:var(--muted);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
}
.feature-body h3{
  font-size:19px;
  font-weight:800;
  color:#fff;
  margin-bottom:10px;
}
.feature-body p{
  color:var(--muted);
  font-size:14px;
  line-height:1.9;
  flex:1;
}
.feature-tags{
  margin-top:18px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.badge{
  display:inline-block;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--soft);
  font-size:12px;
  padding:3px 11px;
  border-radius:999px;
}

/* data panel */
.data-panel{
  background:
    linear-gradient(145deg,rgba(217,176,92,.05),rgba(6,10,18,.9) 55%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:48px;
  position:relative;
  overflow:hidden;
}
.data-panel::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:4px;
  height:100%;
  background:linear-gradient(180deg,var(--gold),var(--red));
}
.data-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
}
.data-number{
  text-align:center;
  position:relative;
  padding:14px 0;
}
.data-number strong{
  display:block;
  font-size:42px;
  line-height:1;
  font-weight:900;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.data-number p{
  color:var(--soft);
  font-size:14px;
  margin-top:10px;
  letter-spacing:.03em;
}
.data-note{
  text-align:center;
  color:var(--muted);
  font-size:13px;
  margin-top:22px;
  border-top:1px solid var(--line);
  padding-top:18px;
}

/* horizontal feature */
.history-split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}
.history-split-media{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  position:relative;
}
.history-split-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.history-split-body .section-tag{
  text-transform:uppercase;
}
.history-split-body h2{
  font-size:32px;
  font-weight:800;
  color:#fff;
  line-height:1.3;
  margin-bottom:18px;
}
.history-split-body p{
  color:var(--muted);
  margin-bottom:18px;
}
.check-list li{
  position:relative;
  padding:6px 0 6px 28px;
  color:var(--soft);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:15px;
  width:14px;height:14px;
  border-radius:4px;
  background:rgba(217,176,92,.18);
  border:1px solid var(--gold);
}
.check-list li::after{
  content:"";
  position:absolute;
  left:4px;top:18px;
  width:7px;height:4px;
  border-left:2px solid var(--gold);
  border-bottom:2px solid var(--gold);
  transform:rotate(-45deg);
}

/* story quote */
.quote-panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:48px 50px;
  display:grid;
  grid-template-columns:auto 1fr;
  gap:32px;
  align-items:start;
  position:relative;
}
.quote-mark{
  width:54px;height:54px;
  border-radius:50%;
  background:rgba(217,176,92,.12);
  color:var(--gold);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  font-weight:900;
  line-height:1;
}
.quote-text{
  font-size:18px;
  color:var(--soft);
  line-height:1.9;
}
.quote-footer{
  margin-top:18px;
  display:flex;
  align-items:center;
  gap:12px;
}
.quote-footer .avatar{
  width:40px;height:40px;
  border-radius:50%;
  background:var(--gold);
  color:#111;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:14px;
}
.quote-footer strong{
  color:#fff;
  font-size:14px;
  display:block;
}
.quote-footer span{
  color:var(--muted);
  font-size:12px;
}

/* faq */
.faq-grid{
  max-width:860px;
  margin:0 auto;
  display:grid;
  gap:14px;
}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
  transition:var(--transition);
}
.faq-item:hover{
  border-color:rgba(217,176,92,.28);
}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 22px;
  cursor:pointer;
  font-weight:700;
  color:var(--text);
  gap:20px;
}
.faq-q i{
  flex-shrink:0;
  width:30px;height:30px;
  border-radius:50%;
  border:1px solid var(--line-strong);
  color:var(--gold);
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .25s;
  font-style:normal;
}
.faq-q.open i{
  transform:rotate(45deg);
}
.faq-a{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .3s ease;
}
.faq-a.open{
  grid-template-rows:1fr;
}
.faq-a > div{
  overflow:hidden;
}
.faq-a p{
  padding:0 22px 20px;
  color:var(--muted);
  font-size:14px;
  line-height:1.95;
}

/* cta */
.cta-section{
  padding:20px 0 90px;
}
.cta-box{
  background:
    linear-gradient(135deg,rgba(217,176,92,.15),rgba(6,10,18,.95)),
    url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  border-radius:var(--radius);
  padding:70px 54px;
  text-align:center;
  position:relative;
  border:1px solid rgba(217,176,92,.2);
  overflow:hidden;
}
.cta-box h2{
  font-size:32px;
  color:#fff;
  font-weight:900;
  margin-bottom:16px;
  position:relative;
}
.cta-box p{
  max-width:620px;
  margin:0 auto 30px;
  color:var(--soft);
  font-size:15px;
  position:relative;
}
.cta-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  position:relative;
}

/* footer */
.footer{
  border-top:1px solid var(--line);
  background:var(--bg2);
  padding:64px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand .logo-text{
  margin-bottom:16px;
}
.footer-desc{
  color:var(--muted);
  font-size:14px;
  line-height:1.9;
  max-width:260px;
}
.footer h4{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-links li{
  margin-bottom:10px;
}
.footer-links a{
  color:var(--muted);
  font-size:14px;
  transition:var(--transition);
}
.footer-links a:hover{
  color:var(--gold);
  padding-left:4px;
}
.footer-contact p{
  color:var(--muted);
  font-size:14px;
  margin-bottom:10px;
}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
  color:var(--muted);
  font-size:13px;
}
.footer-bottom span:last-child{
  color:rgba(154,167,184,.65);
}

/* responsive */
@media screen and (max-width:1024px){
  .feature-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .data-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .history-split{
    gap:40px;
  }
  .hero-grid{
    grid-template-columns:1fr;
    gap:40px;
  }
  .hero-stats{
    max-width:620px;
  }
  .timeline-item{
    grid-template-columns:1fr 180px;
    gap:28px;
  }
  .timeline::before{
    left:auto;
    right:90px;
    transform:none;
  }
  .timeline-dot{
    left:auto;
    right:190px;
    transform:translateY(-50%);
  }
  .timeline-year{
    text-align:left;
  }
  .timeline-card.last{
    grid-column:1 / -1;
  }
  .footer-top{
    grid-template-columns:1fr 1fr;
  }
  .quote-panel{
    padding:34px;
  }
}
@media screen and (max-width:820px){
  .nav-links{
    position:absolute;
    top:76px;
    left:0;right:0;
    background:rgba(7,11,18,.98);
    backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);
    padding:14px 20px 22px;
    flex-direction:column;
    align-items:flex-start;
    gap:8px;
    display:none;
  }
  .nav-links.open{
    display:flex;
  }
  .nav-link{
    width:100%;
    justify-content:space-between;
    padding:12px 18px;
    border-radius:12px;
  }
  .nav-toggle{
    display:flex;
    align-items:center;
  }
  .history-split{
    grid-template-columns:1fr;
  }
  .history-split-media{
    max-height:360px;
  }
  .hero{
    padding-top:140px;
  }
  .timeline::before{
    right:60px;
  }
  .timeline-item{
    grid-template-columns:1fr;
    gap:0;
    padding-left:0;
    padding-right:0;
  }
  .timeline-year{
    text-align:left;
    margin-bottom:10px;
  }
  .timeline-card.last{
    grid-column:1;
  }
  .timeline-dot{
    left:auto;
    right:60px;
    transform:translate(50%,-50%);
  }
  .timeline-card{
    margin-left:0;
  }
}
@media screen and (max-width:640px){
  .container{
    width:calc(100% - 36px);
  }
  .hero{
    min-height:auto;
    padding:130px 0 60px;
  }
  .hero-title{
    font-size:32px;
  }
  .hero-stats{
    grid-template-columns:1fr;
  }
  .section{
    padding:60px 0;
  }
  .feature-grid{
    grid-template-columns:1fr;
  }
  .data-panel{
    padding:28px 18px;
  }
  .data-grid{
    grid-template-columns:1fr;
  }
  .quote-panel{
    grid-template-columns:1fr;
    gap:16px;
    padding:26px 22px;
  }
  .quote-text{
    font-size:15px;
  }
  .footer-top{
    grid-template-columns:1fr;
    gap:28px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
    justify-content:center;
  }
  .cta-box{
    padding:44px 22px;
  }
  .timeline::before{
    display:none;
  }
  .timeline-dot{
    display:none;
  }
  .timeline-card{
    margin-top:8px;
  }
}