:root {
  --blue:       #2E8FD4;
  --blue-dark:  #1A6FAE;
  --blue-light: #5AAEE8;
  --blue-pale:  #E8F4FC;
  --green:      #4BAD3A;
  --green-dark: #358A26;
  --green-light:#6DC85C;
  --green-pale: #EAF7E6;
  --white:      #FFFFFF;
  --bg:         #F4F9FE;
  --bg2:        #EDF5FB;
  --surface:    #FFFFFF;
  --border:     #D8EAF7;
  --text:       #1A3045;
  --text2:      #3D6480;
  --text3:      #7AA0BC;
  --grad:       linear-gradient(135deg, var(--blue), var(--green));
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Noto Sans SC',sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden;}

/* ── NAVBAR ── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 60px;height:68px;
  background:rgba(255,255,255,0.95);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 20px rgba(46,143,212,0.08);
  transition:all 0.3s;
}
.nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none;}
.nav-logo svg{flex-shrink:0;}
.logo-texts{display:flex;flex-direction:column;}
.logo-name{font-family:'Noto Serif SC',serif;font-size:17px;font-weight:700;color:var(--text);letter-spacing:1.5px;line-height:1.2;}
.logo-en{font-size:10px;color:var(--text3);letter-spacing:1.5px;font-weight:300;}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;}
.nav-links a{color:var(--text2);text-decoration:none;font-size:13.5px;font-weight:400;letter-spacing:0.5px;transition:color 0.25s;position:relative;}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--grad);border-radius:2px;transition:width 0.25s;}
.nav-links a:hover{color:var(--blue);}
.nav-links a:hover::after{width:100%;}
.nav-platform{
  color:var(--green-dark)!important;
  background:var(--green-pale);
  border:1px solid rgba(75,173,58,0.3);
  padding:6px 14px;border-radius:20px;
  font-size:12.5px!important;
  transition:all 0.3s!important;
}
.nav-platform:hover{background:var(--green)!important;color:white!important;border-color:var(--green)!important;}
.nav-platform::after{display:none!important;}
.nav-cta{
  padding:9px 22px;
  background:var(--grad);
  color:white!important;border-radius:24px;
  font-size:13px!important;font-weight:500!important;letter-spacing:1px!important;
  box-shadow:0 4px 16px rgba(46,143,212,0.3);
  transition:all 0.3s!important;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(46,143,212,0.4)!important;}
.nav-cta::after{display:none!important;}

/* ── HERO ── */
#hero{
  position:relative;
  padding-top:68px;
  background:linear-gradient(160deg,#EFF8FF 0%,#F4FCF0 60%,#EEF7FF 100%);
  overflow:hidden;
  padding-bottom:0;
}

/* decorative circles */
.hero-circle{position:absolute;border-radius:50%;pointer-events:none;}
.hc1{width:500px;height:500px;top:-150px;right:-100px;
  background:radial-gradient(circle,rgba(46,143,212,0.12),transparent 70%);}
.hc2{width:350px;height:350px;bottom:-80px;left:-60px;
  background:radial-gradient(circle,rgba(75,173,58,0.1),transparent 70%);}
.hc3{width:200px;height:200px;top:30%;right:12%;
  background:radial-gradient(circle,rgba(75,173,58,0.08),transparent 70%);}

/* wave SVG bottom separator */
.hero-wave{display:block;width:100%;height:60px;margin-bottom:-2px;}

.hero-inner{
  position:relative;z-index:2;
  max-width:800px;margin:0 auto;
  padding:60px 40px 36px;
  text-align:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 16px;
  background:white;border:1px solid var(--border);
  border-radius:50px;
  font-size:11px;color:var(--blue);letter-spacing:2px;
  margin-bottom:22px;
  box-shadow:0 2px 12px rgba(46,143,212,0.1);
  animation:fadeUp 0.7s ease both;
}
.badge-dot{width:6px;height:6px;background:var(--green);border-radius:50%;animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:0.5;transform:scale(1.4);}}

.hero-tagline{
  font-size:13px;color:var(--green-dark);letter-spacing:5px;font-weight:400;
  margin-bottom:14px;font-family:'Noto Serif SC',serif;
  animation:fadeUp 0.7s 0.05s ease both;
}
.hero-title{
  font-family:'Noto Serif SC',serif;
  font-size:clamp(26px,3.6vw,46px);
  font-weight:700;line-height:1.38;letter-spacing:2px;
  color:var(--text);margin-bottom:18px;
  animation:fadeUp 0.7s 0.12s ease both;
}
.hero-title .g{
  background:linear-gradient(90deg,var(--blue),var(--green));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-desc{
  font-size:14px;color:var(--text2);line-height:1.9;font-weight:300;
  max-width:560px;margin:0 auto 32px;
  animation:fadeUp 0.7s 0.2s ease both;
}
.hero-btns{
  display:flex;gap:14px;justify-content:center;flex-wrap:wrap;
  animation:fadeUp 0.7s 0.28s ease both;
}
.btn-primary{
  padding:12px 32px;
  background:var(--grad);color:white;border:none;border-radius:24px;
  font-size:14px;font-weight:500;letter-spacing:1px;
  cursor:pointer;text-decoration:none;
  box-shadow:0 6px 20px rgba(46,143,212,0.3);transition:all 0.3s;
  display:inline-flex;align-items:center;gap:8px;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(46,143,212,0.4);}
.btn-outline{
  padding:12px 32px;background:white;
  color:var(--blue);border:1.5px solid var(--blue);
  border-radius:24px;font-size:14px;font-weight:500;letter-spacing:1px;
  cursor:pointer;text-decoration:none;transition:all 0.3s;
}
.btn-outline:hover{background:var(--blue-pale);transform:translateY(-2px);}

@keyframes fadeUp{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}

/* ── STATS BAR ── */
.stats-bar{
  background:white;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 20px rgba(46,143,212,0.06);
}
.stats-inner{
  max-width:1100px;margin:0 auto;
  display:flex;align-items:stretch;
  padding:0 40px;
}
.sitem{
  flex:1;padding:20px 24px;
  display:flex;align-items:center;gap:14px;
  border-right:1px solid var(--border);
}
.sitem:last-child{border-right:none;}
.sicon{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:22px;
}
.sicon.blue{background:var(--blue-pale);}
.sicon.green{background:var(--green-pale);}
.snum{font-family:'Inter',sans-serif;font-size:24px;font-weight:700;color:var(--blue);line-height:1;}
.slabel{font-size:11px;color:var(--text3);margin-top:3px;letter-spacing:0.5px;}

/* ── SECTION SHARED ── */
.section-wrap{padding:40px 0;}
.section-wrap.alt{background:var(--bg2);}
.section-wrap.white{background:white;}
.inner{max-width:1100px;margin:0 auto;padding:0 40px;}
.s-label{font-size:11px;letter-spacing:4px;color:var(--green-dark);text-transform:uppercase;margin-bottom:10px;display:flex;align-items:center;gap:10px;}
.s-label::before{content:'';width:24px;height:2px;background:var(--grad);border-radius:2px;display:block;}
.s-title{font-family:'Noto Serif SC',serif;font-size:clamp(22px,2.6vw,34px);font-weight:700;line-height:1.3;margin-bottom:12px;color:var(--text);}
.s-sub{font-size:14px;color:var(--text2);line-height:1.8;max-width:580px;}

/* ── HOME PRODUCTS GRID (5-up) ── */
.hp-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:28px;}
.hp-header h2{font-family:'Noto Serif SC',serif;font-size:22px;font-weight:700;color:var(--text);}
.hp-header a{font-size:13px;color:var(--blue);text-decoration:none;display:flex;align-items:center;gap:5px;transition:gap 0.3s;}
.hp-header a:hover{gap:9px;}
.hp-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.hp-card{
  padding:22px 16px;background:white;
  border:1px solid var(--border);border-radius:14px;
  transition:all 0.3s;cursor:pointer;
  display:flex;flex-direction:column;align-items:flex-start;gap:10px;
}
.hp-card:hover{border-color:var(--blue);transform:translateY(-4px);box-shadow:0 12px 32px rgba(46,143,212,0.12);}
.hp-icon{font-size:28px;display:block;}
.hp-name{font-size:13px;font-weight:700;color:var(--text);letter-spacing:0.5px;}
.hp-desc{font-size:11.5px;color:var(--text3);line-height:1.6;}

/* ── THREE-COL PRODUCT INTRO ── */
.pi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.pi-card{
  padding:28px 24px;
  background:white;border-radius:18px;
  border:1px solid var(--border);
  display:flex;flex-direction:column;gap:14px;
  transition:all 0.35s;position:relative;overflow:hidden;
}
.pi-card::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:3px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;
  transition:transform 0.35s;
}
.pi-card:hover{box-shadow:0 16px 40px rgba(46,143,212,0.1);transform:translateY(-4px);}
.pi-card:hover::after{transform:scaleX(1);}
.pi-top{display:flex;align-items:center;justify-content:space-between;}
.pi-num{font-family:'Inter',sans-serif;font-size:36px;font-weight:700;color:rgba(46,143,212,0.12);line-height:1;}
.pi-badge{font-size:11px;letter-spacing:1px;color:var(--green-dark);background:var(--green-pale);border:1px solid rgba(75,173,58,0.25);padding:3px 10px;border-radius:20px;}
.pi-icon{font-size:36px;line-height:1;}
.pi-title{font-family:'Noto Serif SC',serif;font-size:17px;font-weight:700;color:var(--text);line-height:1.4;}
.pi-body{font-size:13px;color:var(--text2);line-height:1.85;}
.pi-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:4px;}
.pi-tags span{font-size:11px;color:var(--blue);background:var(--blue-pale);border:1px solid rgba(46,143,212,0.2);padding:3px 11px;border-radius:20px;}

/* ── THREE ADVANTAGES ── */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px;}
.adv-card{
  padding:28px 24px;background:white;border-radius:16px;
  border:1px solid var(--border);
  display:flex;gap:18px;align-items:flex-start;
  transition:all 0.3s;
}
.adv-card:hover{box-shadow:0 12px 32px rgba(46,143,212,0.1);border-color:var(--blue-light);transform:translateY(-3px);}
.adv-icon{
  width:50px;height:50px;flex-shrink:0;border-radius:14px;
  background:var(--grad);
  display:flex;align-items:center;justify-content:center;font-size:24px;
  box-shadow:0 4px 14px rgba(46,143,212,0.25);
}
.adv-title{font-size:15px;font-weight:700;color:var(--text);margin-bottom:8px;}
.adv-text{font-size:12.5px;color:var(--text2);line-height:1.8;}

/* ── ABOUT ── */
#about-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center;}
.about-p{color:var(--text2);font-size:14px;line-height:2;margin-bottom:18px;}
.hl-list{display:flex;flex-direction:column;gap:14px;margin-top:28px;}
.hl-item{display:flex;align-items:flex-start;gap:14px;padding:16px 18px;background:var(--bg);border-left:3px solid var(--blue);border-radius:0 10px 10px 0;}
.hl-ic{width:36px;height:36px;flex-shrink:0;background:var(--grad);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;}
.hl-t strong{font-size:13px;font-weight:700;color:var(--text);display:block;margin-bottom:3px;}
.hl-t span{font-size:12px;color:var(--text2);line-height:1.7;}
.vision-list{display:flex;flex-direction:column;gap:16px;}
.v-block{padding:22px 24px;background:var(--bg);border-radius:14px;border:1px solid var(--border);transition:all 0.3s;}
.v-block:hover{border-color:var(--blue-light);background:white;box-shadow:0 6px 20px rgba(46,143,212,0.08);}
.v-tag{font-size:10px;letter-spacing:3px;color:var(--blue);text-transform:uppercase;margin-bottom:6px;}
.v-stage{font-family:'Noto Serif SC',serif;font-size:20px;font-weight:700;color:var(--text);margin-bottom:6px;}
.v-desc{font-size:12.5px;color:var(--text2);line-height:1.75;}

/* ── FULL PRODUCTS ── */
.pg{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.pc{
  padding:28px 24px;background:white;border-radius:16px;
  border:1px solid var(--border);
  transition:all 0.3s;position:relative;overflow:hidden;
}
.pc:hover{transform:translateY(-5px);box-shadow:0 16px 40px rgba(46,143,212,0.1);border-color:var(--blue-light);}
.pc-ico{width:52px;height:52px;background:var(--grad);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:16px;box-shadow:0 4px 14px rgba(46,143,212,0.25);}
.pc-title{font-family:'Noto Serif SC',serif;font-size:17px;font-weight:700;color:var(--text);margin-bottom:10px;}
.pc-desc{font-size:13px;color:var(--text2);line-height:1.8;margin-bottom:16px;}
.pc-feats{display:flex;flex-direction:column;gap:7px;}
.pc-feat{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text2);}
.pc-feat::before{content:'';width:5px;height:5px;background:var(--blue);border-radius:50%;flex-shrink:0;}
.pc.wide{grid-column:span 2;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;}
.flow-box{background:var(--bg);border-radius:12px;padding:18px;}
.flow-step{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);}
.flow-step:last-child{border-bottom:none;}
.f-dot{width:26px;height:26px;flex-shrink:0;border-radius:50%;background:var(--blue-pale);border:1px solid var(--blue);display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--blue);font-weight:700;}
.f-text{font-size:12.5px;color:var(--text2);}

/* ── SOLUTIONS ── */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.sol-card{background:white;border-radius:16px;border:1px solid var(--border);overflow:hidden;transition:all 0.3s;}
.sol-card:hover{box-shadow:0 14px 36px rgba(46,143,212,0.1);transform:translateY(-4px);}
.sol-head{padding:22px 22px 16px;background:linear-gradient(135deg,var(--blue-pale),var(--green-pale));display:flex;align-items:center;gap:14px;border-bottom:1px solid var(--border);}
.sol-num{font-family:'Inter',sans-serif;font-size:28px;font-weight:700;color:rgba(46,143,212,0.25);}
.sol-hn{font-family:'Noto Serif SC',serif;font-size:15px;font-weight:700;color:var(--text);}
.sol-hsub{font-size:11px;color:var(--text3);margin-top:2px;}
.sol-body{padding:18px 22px;}
.sol-pts{list-style:none;display:flex;flex-direction:column;gap:9px;}
.sol-pts li{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:var(--text2);line-height:1.6;}
.sol-pts li::before{content:'→';color:var(--blue);flex-shrink:0;font-size:11px;margin-top:2px;}

/* ── PARTNER ECOSYSTEM ── */
.eco-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:40px;}
.eco-node{padding:18px 14px;background:white;border:1px solid var(--border);border-radius:12px;text-align:center;transition:all 0.3s;cursor:default;}
.eco-node:hover{border-color:var(--blue);box-shadow:0 6px 20px rgba(46,143,212,0.08);}
.eco-ico{font-size:24px;margin-bottom:6px;display:block;}
.eco-name{font-size:12px;font-weight:700;color:var(--text);margin-bottom:3px;}
.eco-tag{font-size:10.5px;color:var(--text3);}

/* ── BIZ MODEL ── */
.biz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px;}
.biz-card{padding:28px 24px;border-radius:16px;border:1px solid transparent;}
.biz-g{background:linear-gradient(135deg,#FFF8EC,#FFF4E0);border-color:rgba(240,160,48,0.3);}
.biz-b{background:linear-gradient(135deg,var(--blue-pale),#D8EFFD);border-color:rgba(46,143,212,0.25);}
.biz-c{background:linear-gradient(135deg,var(--green-pale),#D8F4D2);border-color:rgba(75,173,58,0.25);}
.biz-tier{font-size:11px;letter-spacing:3px;text-transform:uppercase;margin-bottom:10px;}
.biz-g .biz-tier{color:#C08010;}
.biz-b .biz-tier{color:var(--blue-dark);}
.biz-c .biz-tier{color:var(--green-dark);}
.biz-role{font-family:'Noto Serif SC',serif;font-size:19px;font-weight:700;color:var(--text);margin-bottom:14px;}
.biz-items{list-style:none;display:flex;flex-direction:column;gap:9px;}
.biz-items li{font-size:13px;color:var(--text2);padding-left:14px;position:relative;line-height:1.6;}
.biz-items li::before{content:'·';position:absolute;left:0;color:var(--blue);font-size:18px;line-height:1.2;}

/* ── CONTACT ── */
#contact-wrap{background:linear-gradient(135deg,var(--blue-pale),var(--green-pale));padding:80px 0;text-align:center;}
.cta-big{font-family:'Noto Serif SC',serif;font-size:clamp(28px,3.5vw,44px);font-weight:700;line-height:1.35;margin-bottom:16px;color:var(--text);}
.cta-big .g{background:linear-gradient(90deg,var(--blue),var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.cta-sub{font-size:15px;color:var(--text2);margin-bottom:40px;line-height:1.8;}
.contact-cards{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:40px;}
.cc{padding:20px 26px;background:white;border:1px solid var(--border);border-radius:14px;min-width:170px;text-align:center;transition:all 0.3s;box-shadow:0 2px 12px rgba(46,143,212,0.07);}
.cc:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(46,143,212,0.12);}
.cc-icon{font-size:26px;margin-bottom:8px;display:block;}
.cc-label{font-size:10px;color:var(--blue);letter-spacing:2px;margin-bottom:4px;}
.cc-val{font-size:13px;color:var(--text);font-weight:500;}

/* ── FOOTER ── */
footer{background:var(--text);padding:36px 60px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:18px;}
.ft-brand{font-family:'Noto Serif SC',serif;font-size:14px;color:rgba(255,255,255,0.6);letter-spacing:1.5px;}
.ft-en{font-size:10px;color:rgba(255,255,255,0.3);margin-top:3px;letter-spacing:1px;}
.ft-links{display:flex;gap:24px;}
.ft-links a{font-size:12.5px;color:rgba(255,255,255,0.5);text-decoration:none;transition:color 0.3s;}
.ft-links a:hover{color:rgba(255,255,255,0.9);}
.ft-copy{font-size:11.5px;color:rgba(255,255,255,0.3);}

/* ── REVEAL ── */
.reveal{opacity:1;transform:translateY(0);transition:opacity 0.65s ease,transform 0.65s ease;}
.reveal.hidden{opacity:0;transform:translateY(32px);}
.reveal.visible{opacity:1;transform:translateY(0);}

/* ── PLATFORM ENTRY CARDS ── */
.plat-card{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:28px 20px;background:white;border-radius:16px;
  border:1px solid var(--border);text-decoration:none;
  transition:all 0.3s;text-align:center;
}
.plat-card:hover{transform:translateY(-5px);box-shadow:0 16px 40px rgba(46,143,212,0.15);border-color:var(--blue);}
.plat-ico{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;box-shadow:0 4px 16px rgba(0,0,0,0.12);}
.plat-name{font-family:'Noto Serif SC',serif;font-size:15px;font-weight:700;color:var(--text);}
.plat-desc{font-size:12px;color:var(--text3);line-height:1.6;}
.plat-btn{font-size:12px;color:var(--blue);font-weight:500;margin-top:4px;}
@media(max-width:1024px){
  nav{padding:0 30px;}
  .inner{padding:0 24px;}
  .hp-grid{grid-template-columns:repeat(3,1fr);}
  .pi-grid,.adv-grid,.biz-grid{grid-template-columns:1fr 1fr;}
  #about-grid{grid-template-columns:1fr;gap:40px;}
  .pg{grid-template-columns:1fr 1fr;}
  .pc.wide{grid-column:span 2;}
  .eco-grid{grid-template-columns:repeat(3,1fr);}
  footer{padding:28px 24px;}
}
@media(max-width:768px){
  .nav-links{display:none;}
  .hp-grid{grid-template-columns:1fr 1fr;}
  .pi-grid,.adv-grid,.biz-grid,.sol-grid,.pg{grid-template-columns:1fr;}
  .pc.wide{grid-column:span 1;display:flex;flex-direction:column;}
  .eco-grid{grid-template-columns:1fr 1fr;}
  .stats-inner{flex-wrap:wrap;}
  .sitem{flex:1 1 45%;border-right:none;border-bottom:1px solid var(--border);}
  .section-wrap{padding:52px 0;}
}

/* ── THREE COL SECTION ── */
.three-col-wrap{background:white;padding:36px 0 32px;}
.three-col-header{text-align:center;margin-bottom:28px;}

/* ── TECH ANIMATIONS ── */

/* 1. Particle canvas background in hero */
#particle-canvas{
  position:absolute;top:0;left:0;width:100%;height:100%;
  pointer-events:none;z-index:1;opacity:0.5;
}

/* 2. Floating data bits */
@keyframes floatUp{
  0%{opacity:0;transform:translateY(0) scale(0.8);}
  20%{opacity:1;}
  80%{opacity:1;}
  100%{opacity:0;transform:translateY(-120px) scale(1.1);}
}
.data-bit{
  position:absolute;
  font-size:11px;font-family:'Inter',monospace;
  color:rgba(46,143,212,0.5);
  animation:floatUp 4s ease-in-out infinite;
  pointer-events:none;z-index:1;
  user-select:none;
}

/* 3. Stats bar counter animation */
.snum.counting{color:var(--blue);}

/* 4. Card hover glow effect */
.pi-card,.sol-card,.eco-node,.plat-card{
  position:relative;overflow:hidden;
}
.pi-card::before,.sol-card::before{
  content:'';position:absolute;
  top:-50%;left:-50%;width:200%;height:200%;
  background:radial-gradient(circle at center,rgba(46,143,212,0.06) 0%,transparent 60%);
  opacity:0;transition:opacity 0.4s;pointer-events:none;
  transform:translate(var(--mx,0),var(--my,0));
}
.pi-card:hover::before,.sol-card:hover::before{opacity:1;}

/* 5. Scan line effect on stats bar */
.stats-bar{position:relative;overflow:hidden;}
.stats-bar::after{
  content:'';position:absolute;
  top:0;left:-100%;width:60%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.08),transparent);
  animation:scanLine 3s ease-in-out infinite;
}
@keyframes scanLine{
  0%{left:-60%;}
  100%{left:120%;}
}

/* 6. Pulse ring on logo */
.nav-logo::before{
  content:'';position:absolute;
  width:54px;height:54px;
  border-radius:50%;
  border:1.5px solid rgba(46,143,212,0.2);
  animation:pulseRing 2.5s ease-out infinite;
  pointer-events:none;
  left:-3px;top:50%;transform:translateY(-50%);
}
@keyframes pulseRing{
  0%{transform:translateY(-50%) scale(0.9);opacity:0.6;}
  100%{transform:translateY(-50%) scale(1.5);opacity:0;}
}
.nav-logo{position:relative;}

/* 7. Hero title typewriter cursor */
.hero-title .cursor{
  display:inline-block;width:3px;height:1em;
  background:var(--blue);margin-left:2px;
  animation:blink 1s step-end infinite;
  vertical-align:middle;
}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:0;}}

/* 8. Animated gradient border on featured card */
.pi-card:nth-child(2){
  background:linear-gradient(white,white) padding-box,
  linear-gradient(135deg,var(--blue),var(--green),var(--blue)) border-box;
  border:2px solid transparent;
  animation:borderRotate 3s linear infinite;
}
@keyframes borderRotate{
  0%{background:linear-gradient(white,white) padding-box,linear-gradient(0deg,var(--blue),var(--green),var(--blue)) border-box;}
  50%{background:linear-gradient(white,white) padding-box,linear-gradient(180deg,var(--blue),var(--green),var(--blue)) border-box;}
  100%{background:linear-gradient(white,white) padding-box,linear-gradient(360deg,var(--blue),var(--green),var(--blue)) border-box;}
}

/* 9. Scroll reveal with stagger */
.reveal-stagger{
  opacity:1;transform:translateY(0);
  transition:opacity 0.6s ease,transform 0.6s ease;
}
.reveal-stagger.pre{opacity:0;transform:translateY(28px);}
.reveal-stagger.in{opacity:1;transform:translateY(0);}

/* 10. Hero background animated mesh */
.hero-mesh{
  position:absolute;inset:0;z-index:0;
  background-image:
    linear-gradient(rgba(46,143,212,0.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(46,143,212,0.04) 1px,transparent 1px);
  background-size:40px 40px;
  animation:meshDrift 20s linear infinite;
  pointer-events:none;
}
@keyframes meshDrift{
  0%{transform:translate(0,0);}
  100%{transform:translate(40px,40px);}
}

/* 11. Section label animated dash */
.s-label span{
  animation:dashGrow 1s ease forwards;
  transform-origin:left;
}
@keyframes dashGrow{
  from{transform:scaleX(0);}
  to{transform:scaleX(1);}
}

/* 12. Glowing CTA button */
.btn-primary{
  position:relative;overflow:hidden;
}
.btn-primary::after{
  content:'';position:absolute;
  top:-50%;left:-60%;width:30%;height:200%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.25),transparent);
  transform:skewX(-20deg);
  animation:btnShine 2.5s ease-in-out infinite;
}
@keyframes btnShine{
  0%{left:-60%;}
  60%,100%{left:130%;}
}

/* 13. Number counter fade-in */
@keyframes countUp{
  from{opacity:0;transform:translateY(8px);}
  to{opacity:1;transform:translateY(0);}
}
.snum{animation:countUp 0.6s ease both;}
.sitem:nth-child(1) .snum{animation-delay:0.1s;}
.sitem:nth-child(2) .snum{animation-delay:0.2s;}
.sitem:nth-child(3) .snum{animation-delay:0.3s;}
.sitem:nth-child(4) .snum{animation-delay:0.4s;}
.sitem:nth-child(5) .snum{animation-delay:0.5s;}

/* 14. Eco node hover float */
.eco-node{transition:all 0.3s;}
.eco-node:hover{transform:translateY(-6px);box-shadow:0 12px 28px rgba(46,143,212,0.12);}

/* ══════════════════════════════════════════════════
   共享页面样式 - common.css
   适用于所有前台页面
   ══════════════════════════════════════════════════ */

/* ── 面包屑与页面头部 ── */
.page-hero {
  background: linear-gradient(160deg, #EFF8FF 0%, #F4FCF0 60%, #EEF7FF 100%);
  padding: 80px 0 48px;
  border-bottom: 1px solid var(--border);
}
.page-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 40px;
}
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--text3); margin-bottom: 16px;
}
.breadcrumb a { color: var(--text3); text-decoration: none; }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span { color: var(--text2); }
.page-title {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900; color: var(--text); margin-bottom: 10px;
}
.page-sub { font-size: 15px; color: var(--text2); line-height: 1.7; max-width: 600px; }
.page-body { padding: 48px 0 60px; }

/* ── 通用卡片 ── */
.card-base {
  background: white; border-radius: 16px;
  border: 1px solid var(--border); transition: all 0.3s;
}
.card-base:hover {
  box-shadow: 0 12px 36px rgba(46,143,212,.1);
  transform: translateY(-3px);
}

/* ── 滚动入场动画 ── */
.reveal {
  opacity: 1; transform: none;
  transition: opacity .65s ease, transform .65s ease;
}
/* JS adds .pre class to set initial state before animating */
.reveal.pre { opacity: 0; transform: translateY(24px); }
.reveal.visible { opacity: 1; transform: none; }

/* ── 数字计数动效 ── */
.count-num { font-family: Inter, sans-serif; }

/* ── 响应式 ── */
@media (max-width: 1024px) { .page-inner { padding: 0 24px; } }
@media (max-width: 768px) {
  .page-hero { padding: 64px 0 36px; }
  .page-inner { padding: 0 16px; }
  .page-body { padding: 32px 0 44px; }
}