:root{
  --pj-blue:#1A5F8A;
  --pj-blue-deep:#0D3B5C;
  --bund-beige:#F7F3EC;
  --bund-warm:#FBF8F4;
  --liuli-gold:#C9A96E;
  --liuli-gold-light:#E4D5B5;
  --liuli-gold-dark:#A8894E;
  --zhiqing:#3BB4D4;
  --zhiqing-light:#7DD4E8;
  --magnolia:#F4F0F3;
  --ink:#2C2C2C;
  --ash:#6B7280;
  --pale-gray:#E5E0D5;
  --cinnabar:#B83D3D;
  --emerald:#1B7A5A;
  --deep-indigo:#2B4C7E;

  --layer-value:#B83D3D;
  --layer-flow:#1B7A5A;
  --layer-factory:#2B4C7E;
  --layer-showcase:#6B7280;
  --layer-base:#1A5F8A;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  color:var(--ink);
  background:var(--bund-beige);
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

/* === GRAIN OVERLAY === */
body::after{
  content:'';position:fixed;inset:0;z-index:9999;
  pointer-events:none;opacity:.025;
  background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.9'/%3E%3C/svg%3E");
  background-size:220px 220px;
}

/* === AMBIENT MESH BLOBS (atmospheric background) === */
.mesh-layer{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.mesh-blob{
  position:absolute;border-radius:50%;
  filter:blur(100px);opacity:.35;
  will-change:transform;
}
.mesh-blob-1{
  width:500px;height:500px;top:10%;left:-5%;
  background:radial-gradient(circle,rgba(59,180,212,.15) 0%,transparent 70%);
  animation:blobDrift1 25s ease-in-out infinite;
}
.mesh-blob-2{
  width:400px;height:400px;top:40%;right:-5%;
  background:radial-gradient(circle,rgba(201,169,110,.12) 0%,transparent 70%);
  animation:blobDrift2 30s ease-in-out infinite;
}
.mesh-blob-3{
  width:600px;height:600px;bottom:5%;left:30%;
  background:radial-gradient(circle,rgba(26,95,138,.08) 0%,transparent 70%);
  animation:blobDrift3 35s ease-in-out infinite;
}
@keyframes blobDrift1{
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(80px,40px) scale(1.1)}
  66%{transform:translate(-40px,80px) scale(.95)}
}
@keyframes blobDrift2{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(-60px,-40px) scale(1.15)}
}
@keyframes blobDrift3{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(50px,-60px) scale(1.08)}
}

/* === DATA FLOW PARTICLES === */
.particle-field{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:1}
.particle{
  position:absolute;width:3px;height:3px;border-radius:50%;
  background:var(--zhiqing);opacity:0;
  will-change:transform,opacity;
}
.particle.gold{background:var(--liuli-gold)}
.particle.cinnabar{background:var(--cinnabar);opacity:0}

/* === ART DECO PATTERN === */
.art-deco-bg{position:absolute;pointer-events:none;overflow:hidden;z-index:1}
.art-deco-bg svg{width:100%;height:100%}
.art-deco-pulse{animation:decoPulse 10s ease-in-out infinite}
@keyframes decoPulse{
  0%,100%{opacity:.05}
  50%{opacity:.09}
}

/* === NAV === */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(247,243,236,.82);
  backdrop-filter:blur(24px) saturate(1.3);
  -webkit-backdrop-filter:blur(24px) saturate(1.3);
  transition:all .4s cubic-bezier(.4,0,.2,1);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(247,243,236,.94);
  border-bottom-color:rgba(201,169,110,.15);
  box-shadow:0 1px 24px rgba(26,95,138,.06);
}
.nav-inner{
  max-width:1440px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 48px;height:80px;transition:height .4s cubic-bezier(.4,0,.2,1);
}
.nav.scrolled .nav-inner{height:60px}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo img{height:38px;width:auto;transition:all .4s}
.nav.scrolled .nav-logo img{height:30px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a,.nav-dropdown{
  position:relative;padding:10px 18px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--ink);
  text-decoration:none;cursor:pointer;
  transition:all .25s ease;
}
.nav-links a::after{
  content:'';position:absolute;bottom:4px;left:18px;right:18px;
  height:1.5px;background:var(--liuli-gold);
  transform:scaleX(0);transform-origin:right;
  transition:transform .3s cubic-bezier(.4,0,.2,1);
}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}
.nav-links a:hover{color:var(--pj-blue)}
.nav-dropdown{position:relative}
.nav-dropdown-menu{
  position:absolute;top:100%;left:0;margin-top:8px;
  background:rgba(255,255,255,.96);border:1px solid var(--liuli-gold-light);
  border-radius:12px;padding:8px 0;min-width:160px;
  box-shadow:0 16px 48px rgba(0,0,0,.08);
  opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:all .25s ease;
  backdrop-filter:blur(16px);
}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-dropdown-menu a{display:block;padding:10px 20px;font-size:14px;border-radius:0}
.nav-dropdown-menu a::after{display:none}
.nav-dropdown-menu a:hover{background:rgba(201,169,110,.08);color:var(--liuli-gold-dark)}

/* === HERO === */
.hero{
  position:relative;min-height:80vh;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;padding:140px 24px 100px;
  background:linear-gradient(180deg, #FDFBF8 0%, var(--bund-beige) 50%, #EDE6DA 100%);
  overflow:hidden;z-index:2;
}
.hero-skyline{
  position:absolute;left:0;right:0;bottom:0;
  width:100%;height:auto;
  max-height:90%;object-fit:contain;object-position:bottom center;
  opacity:.15;
  pointer-events:none;z-index:1;
  filter:contrast(1.1);
  mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.4) 15%,#000 50%);
  -webkit-mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.4) 15%,#000 50%);
}
.hero-glow-top{
  position:absolute;top:-20%;left:50%;transform:translateX(-50%);
  width:800px;height:500px;border-radius:50%;
  background:radial-gradient(ellipse,rgba(59,180,212,.12) 0%,transparent 70%);
  filter:blur(80px);pointer-events:none;z-index:2;
}
.hero-glow-bottom{
  position:absolute;bottom:-10%;left:50%;transform:translateX(-50%);
  width:500px;height:300px;border-radius:50%;
  background:radial-gradient(ellipse,rgba(201,169,110,.1) 0%,transparent 70%);
  filter:blur(60px);pointer-events:none;z-index:2;
  animation:blobDrift2 20s ease-in-out infinite;
}
.hero-content{position:relative;z-index:10;max-width:900px}
.hero-badge{
  display:inline-flex;align-items:center;gap:12px;
  margin-bottom:32px;padding:6px 20px;
  border:1px solid var(--liuli-gold-light);
  border-radius:40px;font-size:13px;font-weight:500;
  color:var(--liuli-gold-dark);letter-spacing:2px;
  background:rgba(255,255,255,.5);backdrop-filter:blur(8px);
}
.hero-badge::before{
  content:'';width:6px;height:6px;border-radius:50%;
  background:var(--liuli-gold);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:.4;transform:scale(.8)}50%{opacity:1;transform:scale(1.2)}}
.hero-title{
  font-family:'Noto Serif SC',serif;font-weight:900;font-size:60px;
  color:var(--pj-blue-deep);letter-spacing:8px;margin-bottom:14px;
  line-height:1.15;
  background:linear-gradient(135deg,var(--pj-blue-deep) 0%,var(--pj-blue) 50%,var(--liuli-gold-dark) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-subtitle{
  font-family:'Noto Serif SC',serif;font-weight:600;font-size:26px;
  color:var(--pj-blue);letter-spacing:4px;margin-bottom:20px;
}
.hero-desc{
  font-size:18px;color:var(--ash);max-width:540px;margin:0 auto 52px;
  line-height:1.9;font-weight:300;
}
.hero-metrics{
  display:flex;justify-content:center;gap:64px;flex-wrap:wrap;
}
.metric{text-align:center;position:relative}
.metric+.metric::before{
  content:'';position:absolute;left:-32px;top:10%;height:80%;
  width:1px;background:linear-gradient(180deg,transparent,var(--liuli-gold-light),transparent);
}
.metric-num{
  font-family:'Roboto Mono',monospace;font-weight:500;font-size:44px;
  color:var(--cinnabar);line-height:1;margin-bottom:8px;
  letter-spacing:-1px;font-variant-numeric:tabular-nums;
}
.metric-label{font-size:13px;color:var(--ash);letter-spacing:1px;font-weight:400}

/* === RIVER WAVE TRANSITION (refined) === */
.river-divider{
  position:relative;height:90px;overflow:hidden;
  margin-top:-1px;z-index:5;
}
.river-wave{
  position:absolute;bottom:0;left:0;width:200%;height:100%;
  will-change:transform;
}
.river-wave svg{width:100%;height:100%;display:block}
.river-wave-1{animation:waveSlide1 8s linear infinite}
.river-wave-2{animation:waveSlide2 12s linear infinite;opacity:.8}
.river-wave-3{animation:waveSlide3 5s linear infinite;opacity:.5}
@keyframes waveSlide1{
  0%{transform:translateX(0)}100%{transform:translateX(-50%)}
}
@keyframes waveSlide2{
  0%{transform:translateX(-25%)}100%{transform:translateX(-75%)}
}
@keyframes waveSlide3{
  0%{transform:translateX(-10%)}100%{transform:translateX(-60%)}
}

/* === LAYER SECTIONS === */
.layer-section{
  position:relative;padding:100px 48px 100px;
  max-width:1440px;margin:0 auto;overflow:visible;z-index:2;
}
.layer-wrapper{position:relative;overflow:visible}

.layer-header{
  text-align:center;margin-bottom:56px;position:relative;z-index:3;
}
.layer-label{
  font-family:'Noto Serif SC',serif;font-weight:700;font-size:12px;
  letter-spacing:6px;margin-bottom:12px;text-transform:uppercase;
  display:inline-block;padding:4px 16px;border-radius:4px;
}
.layer-title{
  font-family:'Noto Serif SC',serif;font-weight:700;font-size:34px;
  margin-bottom:12px;letter-spacing:2px;
}
.layer-desc{font-size:17px;color:var(--ash);max-width:600px;margin:0 auto;font-weight:300}

/* Layer backgrounds - gradient fades, no hard borders */
.layer-wrap-value{background:linear-gradient(180deg, #FDFBF7 0%, #FBF8F4 30%, #F5F0EB 100%)}
.layer-wrap-flow{background:linear-gradient(180deg, #F5F0EB 0%, #F0F5F2 30%, #EAF3EE 100%)}
.layer-wrap-factory{background:linear-gradient(180deg, #EAF3EE 0%, #F4F0F3 30%, #EDE6EC 100%)}
.layer-wrap-showcase{background:linear-gradient(180deg, #EDE6EC 0%, #FDFBF7 30%, #F5F2ED 100%)}
.layer-wrap-base{background:linear-gradient(180deg, #1A5F8A 0%, #134868 40%, #0D3B5C 100%);color:#fff}
.layer-wrap-base .layer-desc{color:rgba(255,255,255,.65)}
.layer-wrap-base .layer-label{color:rgba(255,255,255,.9)}

/* Layout: main + sancai */
.layer-body{display:flex;gap:32px;align-items:stretch;position:relative;z-index:3}
.layer-main{flex:1;min-width:0}
.layer-sancai{
  width:260px;flex-shrink:0;
  display:flex;flex-direction:column;justify-content:flex-start;
}

/* Centered layout for layers without sancai */
.layer-body-centered{
  display:flex;justify-content:center;align-items:stretch;
}
.layer-body-centered .layer-main{
  flex:0 1 900px;max-width:900px;margin:0 auto;
}

/* Sancai card - stretches to match main content height */
.sancai-card{
  background:rgba(255,255,255,.92);border:1.5px solid var(--liuli-gold);
  border-radius:20px;padding:30px 26px;
  box-shadow:0 4px 32px rgba(201,169,110,.1);
  position:relative;overflow:hidden;
  transition:all .4s cubic-bezier(.4,0,.2,1);
  height:100%;
  display:flex;flex-direction:column;
}
.sancai-card:hover{
  transform:translateY(-4px);
  box-shadow:0 12px 48px rgba(201,169,110,.18);
}
.sancai-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:5px;
  background:linear-gradient(90deg,var(--liuli-gold),var(--liuli-gold-light),var(--liuli-gold));
  background-size:200% 100%;animation:goldShimmer 3s ease-in-out infinite;
}
@keyframes goldShimmer{
  0%,100%{background-position:200% 0}50%{background-position:-200% 0}
}
.sancai-glow{
  position:absolute;top:-40px;right:-40px;width:120px;height:120px;
  border-radius:50%;background:radial-gradient(circle,rgba(201,169,110,.12) 0%,transparent 70%);
  pointer-events:none;
}
.sancai-name{
  font-family:'Noto Serif SC',serif;font-weight:700;font-size:22px;
  color:var(--liuli-gold-dark);margin-bottom:6px;position:relative;z-index:1;
}
.sancai-tag{
  display:inline-block;font-size:11px;font-weight:600;
  padding:3px 12px;border-radius:20px;margin-bottom:16px;
  background:rgba(201,169,110,.1);color:var(--liuli-gold-dark);
  letter-spacing:1px;position:relative;z-index:1;width:fit-content;
}
.sancai-desc{
  font-size:14px;color:var(--ash);line-height:1.8;margin-bottom:16px;
  position:relative;z-index:1;flex:1;
}
.sancai-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--liuli-gold-dark);
  text-decoration:none;cursor:pointer;position:relative;z-index:1;
  transition:gap .25s ease;margin-top:auto;
}
.sancai-link:hover{gap:10px}

/* Cards */
.card-grid{display:grid;gap:24px}
.card-grid-3{grid-template-columns:repeat(3,1fr)}
.card-grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:rgba(255,255,255,.85);border-radius:18px;padding:32px 28px;
  border:1px solid rgba(201,169,110,.15);
  transition:all .4s cubic-bezier(.4,0,.2,1);
  position:relative;overflow:hidden;
  backdrop-filter:blur(8px);
  display:flex;flex-direction:column;
}
.card::after{
  content:'';position:absolute;top:0;left:0;right:0;height:5px;
  background:linear-gradient(90deg,transparent,var(--liuli-gold-light),transparent);
  opacity:0;transition:opacity .4s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:0 16px 48px rgba(26,95,138,.08)}
.card:hover::after{opacity:.6}
.card:hover{border-color:var(--liuli-gold)}
.card-title{
  font-family:'Noto Serif SC',serif;font-weight:700;font-size:20px;
  margin-bottom:14px;color:var(--ink);
}
.card-body{font-size:15px;color:var(--ash);line-height:1.8;margin-bottom:16px;flex:1}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.tag{
  font-size:12px;padding:5px 12px;border-radius:6px;
  background:rgba(26,95,138,.06);color:var(--pj-blue);font-weight:500;
  letter-spacing:.5px;
}
.card-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--pj-blue);
  text-decoration:none;padding:10px 20px;border-radius:8px;
  background:rgba(26,95,138,.06);transition:all .25s ease;
}
.card-link::after{content:'→';transition:transform .25s ease}
.card-link:hover{background:var(--pj-blue);color:#fff}
.card-link:hover::after{transform:translateX(4px)}

/* Data product grid */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.product-item{
  background:rgba(255,255,255,.8);border-radius:12px;padding:18px 16px;
  border:1px solid rgba(201,169,110,.1);cursor:pointer;
  transition:all .35s cubic-bezier(.4,0,.2,1);
  position:relative;overflow:hidden;
}
.product-item::before{
  content:'';position:absolute;bottom:0;left:0;right:0;height:2px;
  background:var(--liuli-gold);transform:scaleX(0);transform-origin:left;
  transition:transform .4s cubic-bezier(.4,0,.2,1);
}
.product-item:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(201,169,110,.12)}
.product-item:hover::before{transform:scaleX(1)}
.product-item:hover{border-color:var(--liuli-gold)}
.product-item-name{
  font-family:'Noto Serif SC',serif;font-weight:600;font-size:15px;
  color:var(--ink);margin-bottom:8px;line-height:1.4;
}
.product-item-type{
  font-size:11px;padding:3px 10px;border-radius:4px;
  background:rgba(59,180,212,.08);color:var(--zhiqing);font-weight:500;
  letter-spacing:.5px;
}

/* Sections */
.section-block{
  background:rgba(255,255,255,.8);border-radius:16px;padding:28px 32px;
  border:1px solid rgba(201,169,110,.1);margin-bottom:24px;
  backdrop-filter:blur(8px);
}
.section-block-title{
  font-family:'Noto Serif SC',serif;font-weight:600;font-size:18px;
  margin-bottom:12px;display:flex;align-items:center;gap:10px;
}
.section-block-title::before{
  content:'';width:4px;height:20px;border-radius:2px;
  background:var(--liuli-gold);
}
.section-block-body{font-size:15px;color:var(--ash);line-height:1.8}

/* Showcase - data display windows */
.showcase-overview{
  text-align:center;margin-bottom:32px;
}
.showcase-overview-title{
  font-family:'Noto Serif SC',serif;font-size:20px;font-weight:600;
  color:var(--ink);margin-bottom:8px;
}
.showcase-overview p{font-size:15px;color:var(--ash);line-height:1.8}
.showcase-stats{
  display:flex;justify-content:center;gap:40px;margin-top:24px;flex-wrap:wrap;
}
.showcase-stat{text-align:center}
.showcase-stat-num{
  font-family:'Roboto Mono',monospace;font-weight:500;font-size:28px;
  color:var(--liuli-gold-dark);line-height:1;
}
.showcase-stat-label{font-size:12px;color:var(--ash);margin-top:6px;letter-spacing:1px}
.showcase-windows{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.showcase-window{
  background:rgba(255,255,255,.7);border:1px solid rgba(201,169,110,.2);
  border-radius:14px;padding:28px 24px;text-align:center;
  transition:all .4s cubic-bezier(.4,0,.2,1);
  position:relative;overflow:hidden;
  backdrop-filter:blur(8px);
}
.showcase-window::before{
  content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:60%;height:3px;
  background:linear-gradient(90deg,transparent,var(--liuli-gold),transparent);
  opacity:.5;transition:opacity .4s;
}
.showcase-window:hover{
  transform:translateY(-4px);
  box-shadow:0 12px 36px rgba(107,114,128,.1);
  border-color:var(--liuli-gold);
}
.showcase-window:hover::before{opacity:1}
.showcase-window-icon{
  width:48px;height:48px;margin:0 auto 16px;
  display:flex;align-items:center;justify-content:center;
}
.showcase-window-icon svg{width:100%;height:100%}
.showcase-window-name{
  font-family:'Noto Serif SC',serif;font-weight:600;font-size:16px;
  color:var(--ink);margin-bottom:8px;
}
.showcase-window-desc{font-size:13px;color:var(--ash);line-height:1.6}

/* Base layer capabilities - centered */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1000px;margin:0 auto}
.cap-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);
  border-radius:18px;padding:32px 28px;transition:all .4s ease;
  position:relative;overflow:hidden;
}
.cap-card::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--zhiqing),transparent);
  transform:scaleX(0);transform-origin:left;
  transition:transform .4s cubic-bezier(.4,0,.2,1);
}
.cap-card:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
.cap-card:hover::after{transform:scaleX(1)}
.cap-card-title{
  font-family:'Noto Serif SC',serif;font-weight:600;font-size:18px;
  color:#fff;margin-bottom:12px;
}
.cap-card-body{font-size:14px;color:rgba(255,255,255,.7);line-height:1.8}

/* === FOOTER === */
.footer{
  background:var(--ink);color:rgba(255,255,255,.7);
  padding:72px 48px 36px;position:relative;overflow:hidden;z-index:2;
}
.footer::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--liuli-gold),transparent);
}
.footer-inner{max-width:1440px;margin:0 auto;position:relative;z-index:2}
.footer-pillars{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:48px;
}
.pillar{
  text-align:center;padding:24px 16px;
  border:1px solid rgba(255,255,255,.06);border-radius:14px;
  transition:border-color .3s;
}
.pillar:hover{border-color:rgba(201,169,110,.25)}
.pillar-title{
  font-family:'Noto Serif SC',serif;font-weight:600;font-size:16px;
  color:#fff;margin-bottom:8px;
}
.pillar-en{font-size:12px;color:rgba(255,255,255,.4);letter-spacing:1.5px}
.footer-bottom{text-align:center}
.footer-bottom p{font-size:14px;line-height:2.2;color:rgba(255,255,255,.5)}
.footer-bottom .powered{font-size:12px;color:rgba(255,255,255,.3);margin-top:4px;letter-spacing:2px}

/* === SCROLL INDICATOR === */
.scroll-dots{
  position:fixed;right:24px;top:50%;transform:translateY(-50%);
  z-index:900;display:flex;flex-direction:column;align-items:flex-end;gap:14px;
}
.scroll-dot{display:flex;align-items:center;gap:10px;cursor:pointer;flex-direction:row-reverse}
.scroll-dot-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--pale-gray);
  transition:all .35s cubic-bezier(.4,0,.2,1);
}
.scroll-dot.active .scroll-dot-dot{
  background:var(--liuli-gold);width:10px;height:10px;
  box-shadow:0 0 12px rgba(201,169,110,.5);
}
.scroll-dot-label{
  font-size:11px;color:var(--ash);white-space:nowrap;
  opacity:0;transform:translateX(6px);
  transition:all .3s ease;
}
.scroll-dots:hover .scroll-dot-label,.scroll-dot.active .scroll-dot-label{
  opacity:1;transform:translateX(0);
}

/* === ANIMATIONS === */
.fade-up{
  opacity:0;transform:translateY(36px);
  transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1);
}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* === RESPONSIVE === */
@media(max-width:1279px){
  .nav-inner{padding:0 24px}
  .hero-title{font-size:44px;letter-spacing:4px}
  .hero-subtitle{font-size:22px}
  .hero-metrics{gap:36px}
  .hero-metrics .metric+.metric::before{left:-18px}
  .metric-num{font-size:34px}
  .layer-section{padding:72px 24px}
  .card-grid-3{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .layer-body{flex-direction:column}
  .layer-sancai{width:100%}
  .scroll-dots{display:none}
  .footer-pillars{grid-template-columns:repeat(2,1fr)}
  .cap-grid{max-width:none}
}
@media(max-width:767px){
  .nav-links{display:none}
  .hero{min-height:70vh;padding:100px 20px 70px}
  .hero-title{font-size:34px;letter-spacing:3px}
  .hero-subtitle{font-size:18px;letter-spacing:2px}
  .hero-desc{font-size:15px;margin-bottom:36px}
  .hero-metrics{gap:20px}
  .hero-metrics .metric+.metric::before{display:none}
  .metric-num{font-size:28px}
  .card-grid-3,.card-grid-2{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr}
  .cap-grid{grid-template-columns:1fr}
  .footer-pillars{grid-template-columns:1fr}
  .layer-title{font-size:26px}
  .river-divider{height:45px}
}

/* === HERO TEXT CAROUSEL === */
.hero-text-slide{
  transition:transform .45s cubic-bezier(.4,0,.2,1), opacity .45s ease;
}
.hero-text-dots{
  display:flex;justify-content:center;gap:8px;margin-top:8px;
}
.hero-text-dot{
  width:6px;height:6px;border-radius:50%;
  background:rgba(26,95,138,.2);cursor:pointer;transition:all .3s ease;
}
.hero-text-dot.active{
  background:var(--liuli-gold);width:20px;border-radius:3px;
}