:root{
  --ink:#141B2E;
  --ink-2:#3A4761;
  --muted:#65718C;
  --line:#E5E9F2;
  --bg:#FCFBF7;
  --blue:#2438FF;
  --blue-deep:#17257F;
  --orange:#FF5A2B;
  --yellow:#FFD43B;
  --mint:#00B98B;
  --radius:18px;
  --shadow-s:0 8px 22px rgba(20,27,46,.06);
  --shadow-m:0 18px 42px rgba(20,27,46,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);
  font-size:16px;
  line-height:1.7;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 6% -6%, rgba(36,56,255,.10), transparent 62%),
    radial-gradient(760px 460px at 96% 2%, rgba(255,90,43,.10), transparent 62%),
    radial-gradient(900px 620px at 50% 108%, rgba(0,185,139,.09), transparent 66%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:-.01em;}
p{margin:0;}
button{font-family:inherit;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 22px;}
section[id]{scroll-margin-top:88px;}
.section{padding:74px 0;position:relative;}
.surface{background:rgba(255,255,255,.62);}
.section-head{max-width:740px;margin:0 auto 40px;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:.1em;color:var(--blue);background:rgba(36,56,255,.09);padding:6px 14px;border-radius:999px;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);}
.section-head h2{font-size:clamp(25px,3vw,35px);margin:16px 0 12px;font-weight:800;}
.section-head p{color:var(--muted);font-size:15.5px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:999px;font-weight:700;font-size:15.5px;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 28px rgba(36,56,255,.30);}
.btn-primary:hover{background:#1B2BE0;box-shadow:0 18px 36px rgba(36,56,255,.36);}
.btn-accent{background:var(--yellow);color:#241E00;box-shadow:0 12px 26px rgba(255,212,59,.36);}
.btn-accent:hover{background:#FFCB13;}
.btn-ghost{background:#fff;color:var(--ink);border-color:#DCE1EE;box-shadow:var(--shadow-s);}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);}
.btn-sm{padding:10px 20px;font-size:14px;}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(252,251,247,.9);backdrop-filter:blur(12px);border-bottom:1px solid rgba(20,27,46,.07);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);white-space:nowrap;flex:none;}
.ai-page-logo{width:34px;height:34px;object-fit:contain;}
.brand small{display:block;font-size:11px;font-weight:600;letter-spacing:.16em;color:var(--muted);line-height:1.2;}
.main-nav{flex:1 1 auto;display:flex;justify-content:flex-end;}
.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;}
.nav-links li a{display:block;padding:9px 11px;font-size:14px;font-weight:600;color:var(--ink-2);border-radius:999px;white-space:nowrap;transition:color .2s ease,background .2s ease;}
.nav-links li a:hover{color:var(--blue);background:rgba(36,56,255,.08);}
.header-cta{flex:none;display:flex;align-items:center;gap:10px;}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid #DCE1EE;background:#fff;cursor:pointer;color:var(--ink);}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative;transition:background .2s ease;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;transition:transform .25s ease;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* hero */
.hero{position:relative;overflow:hidden;padding:66px 0 78px;}
.hero-deco{position:absolute;inset:0;overflow:hidden;pointer-events:none;}
.deco{position:absolute;display:block;}
.deco-a{width:230px;height:230px;right:-50px;top:-70px;border-radius:44px;background:linear-gradient(135deg,rgba(36,56,255,.20),rgba(36,56,255,.02));transform:rotate(22deg);animation:floatA 13s ease-in-out infinite;}
.deco-b{width:170px;height:170px;left:-60px;bottom:-50px;border-radius:50%;background:linear-gradient(135deg,rgba(255,90,43,.22),rgba(255,212,59,.08));animation:floatB 15s ease-in-out infinite;}
.deco-c{width:92px;height:92px;right:26%;bottom:6%;border-radius:24px;background:rgba(255,212,59,.30);transform:rotate(-14deg);animation:floatA 11s ease-in-out infinite;}
.deco-d{width:46px;height:46px;left:38%;top:10%;border-radius:14px;background:rgba(0,185,139,.22);transform:rotate(18deg);animation:floatB 9s ease-in-out infinite;}
@keyframes floatA{0%,100%{transform:translateY(0) rotate(22deg);}50%{transform:translateY(-18px) rotate(22deg);}}
@keyframes floatB{0%,100%{transform:translateY(0) rotate(0deg);}50%{transform:translateY(-14px) rotate(-8deg);}}
@keyframes riseIn{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:none;}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center;}
.hero-copy{animation:riseIn .7s ease both;}
.hero-panel{animation:riseIn .7s .14s ease both;display:grid;gap:16px;}
.hero-eyebrow{display:inline-flex;align-items:center;font-size:13px;font-weight:700;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 16px;box-shadow:var(--shadow-s);}
.hero-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);margin-right:8px;}
.hero h1{font-size:clamp(32px,4.2vw,54px);font-weight:800;margin:20px 0 16px;letter-spacing:-.02em;}
.hero h1 em{font-style:normal;color:var(--blue);position:relative;white-space:nowrap;}
.hero h1 em::after{content:"";position:absolute;left:-2px;right:-2px;bottom:6px;height:12px;border-radius:4px;background:rgba(255,212,59,.65);z-index:-1;}
.hero-sub{font-size:16px;color:var(--ink-2);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tags span{font-size:13px;font-weight:600;color:var(--ink-2);background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:10px;padding:7px 13px;}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 14px;box-shadow:var(--shadow-s);transition:transform .25s ease,box-shadow .25s ease;}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.stat strong{display:block;font-size:29px;font-weight:800;line-height:1.1;}
.stat strong span{font-size:14px;color:var(--blue);margin-left:2px;}
.stat p{margin-top:7px;font-size:12.5px;color:var(--muted);line-height:1.45;}
.model-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-s);}
.model-title{font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--muted);}
.model-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.model-chips span{font-size:12.5px;font-weight:600;color:var(--blue-deep);background:rgba(36,56,255,.07);border-radius:999px;padding:5px 11px;transition:background .2s ease,color .2s ease;}
.model-chips span:hover{background:var(--blue);color:#fff;}

/* about */
.about-wrap{display:grid;grid-template-columns:.95fr 1.1fr;gap:44px;align-items:start;}
.about-copy h2{font-size:clamp(25px,3vw,34px);font-weight:800;margin:16px 0 14px;}
.about-copy p{color:var(--ink-2);font-size:15.5px;margin-bottom:14px;}
.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.about-tags span{font-size:13px;font-weight:700;color:var(--blue-deep);background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;box-shadow:var(--shadow-s);}
.about-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.about-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow-s);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.about-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:rgba(36,56,255,.3);}
.about-item h3{font-size:15.5px;font-weight:800;margin-bottom:6px;}
.about-item p{font-size:13.5px;color:var(--muted);line-height:1.6;}

/* grids & cards */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;align-items:stretch;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch;}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:rgba(36,56,255,.28);}
.ico{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:14px;background:rgba(36,56,255,.09);color:var(--blue);margin-bottom:16px;}
.ico svg{width:22px;height:22px;}
.service-card h3{font-size:18px;font-weight:800;margin-bottom:8px;}
.service-card p{font-size:14.2px;color:var(--muted);}
.service-card:nth-child(2) .ico{background:rgba(255,90,43,.10);color:var(--orange);}
.service-card:nth-child(3) .ico{background:rgba(0,185,139,.12);color:#009A74;}
.service-card:nth-child(4) .ico{background:rgba(255,212,59,.28);color:#8A6B00;}
.service-card:nth-child(5) .ico{background:rgba(36,56,255,.09);color:var(--blue);}
.service-card:nth-child(6) .ico{background:rgba(255,90,43,.10);color:var(--orange);}

/* one stop */
.flow-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .25s ease,box-shadow .25s ease;}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.flow-card h3{font-size:17px;font-weight:800;margin-bottom:8px;}
.flow-card p{font-size:14px;color:var(--muted);margin-bottom:14px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud span{font-size:12.5px;font-weight:600;color:var(--ink-2);background:#F4F6FD;border:1px solid #E7EBF7;border-radius:8px;padding:5px 10px;transition:background .2s ease,color .2s ease,border-color .2s ease;}
.tag-cloud span:hover{background:rgba(36,56,255,.09);color:var(--blue-deep);border-color:rgba(36,56,255,.25);}

/* industries */
.ind-card{background:#fff;border:1px solid var(--line);border-left:5px solid var(--blue);border-radius:14px;padding:20px 22px;transition:transform .25s ease,box-shadow .25s ease;}
.ind-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.ind-card h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.ind-card p{font-size:14px;color:var(--muted);}
.ind-card:nth-child(2){border-left-color:var(--orange);}
.ind-card:nth-child(3){border-left-color:var(--mint);}
.ind-card:nth-child(4){border-left-color:var(--yellow);}
.ind-card:nth-child(5){border-left-color:var(--blue);}
.ind-card:nth-child(6){border-left-color:var(--orange);}

/* process */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.timeline li{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 18px;position:relative;transition:transform .25s ease,box-shadow .25s ease;}
.timeline li:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.tl-num{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:rgba(36,56,255,.09);color:var(--blue);font-weight:800;font-size:14px;margin-bottom:12px;}
.timeline li:nth-child(2) .tl-num{background:rgba(255,90,43,.10);color:var(--orange);}
.timeline li:nth-child(3) .tl-num{background:rgba(0,185,139,.12);color:#009A74;}
.timeline li:nth-child(4) .tl-num{background:rgba(255,212,59,.30);color:#8A6B00;}
.timeline li:nth-child(5) .tl-num{background:rgba(36,56,255,.09);color:var(--blue);}
.timeline h3{font-size:15.5px;font-weight:800;margin-bottom:6px;}
.timeline p{font-size:13.5px;color:var(--muted);line-height:1.6;}

/* network */
.net-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;gap:14px;align-items:flex-start;transition:transform .25s ease,box-shadow .25s ease;}
.net-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.net-dot{flex:none;width:12px;height:12px;border-radius:50%;background:var(--blue);margin-top:9px;box-shadow:0 0 0 5px rgba(36,56,255,.12);}
.net-card:nth-child(2) .net-dot{background:var(--orange);box-shadow:0 0 0 5px rgba(255,90,43,.12);}
.net-card:nth-child(3) .net-dot{background:var(--mint);box-shadow:0 0 0 5px rgba(0,185,139,.14);}
.net-card:nth-child(4) .net-dot{background:#E0A800;box-shadow:0 0 0 5px rgba(255,212,59,.24);}
.net-card h3{font-size:16px;font-weight:800;margin-bottom:5px;}
.net-card p{font-size:14px;color:var(--muted);}

/* cases */
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.case-media{aspect-ratio:4/3;background:#F3F5FB;display:flex;align-items:center;justify-content:center;padding:12px;}
.case-media img{width:100%;height:100%;object-fit:contain;}
.case-body{padding:18px 20px 22px;}
.case-body h3{font-size:16px;font-weight:800;margin-bottom:6px;}
.case-body p{font-size:13.5px;color:var(--muted);}

/* review table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-s);}
.compare-table{width:100%;border-collapse:collapse;min-width:760px;}
.compare-table th,.compare-table td{padding:15px 18px;text-align:left;font-size:14.2px;border-bottom:1px solid #EFF2F8;vertical-align:top;}
.compare-table thead th{background:#F7F9FE;font-weight:800;color:var(--ink);font-size:14.5px;}
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table col.col-hl,.compare-table .col-hl{background:rgba(36,56,255,.055);color:var(--blue-deep);font-weight:600;}
.compare-table tbody tr:hover td{background:rgba(36,56,255,.03);}
.compare-table tbody tr:hover td.col-hl{background:rgba(36,56,255,.09);}
.score-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:26px;}
.score-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 18px;text-align:center;box-shadow:var(--shadow-s);}
.score-item strong{display:block;font-size:26px;font-weight:800;color:var(--blue);line-height:1.2;}
.score-item .stars{font-size:19px;color:var(--orange);letter-spacing:2px;line-height:1.4;}
.score-item span{display:block;margin-top:6px;font-size:13px;color:var(--muted);}

/* reviews */
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:14px;transition:transform .25s ease,box-shadow .25s ease;}
.review-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.review-stars{color:var(--orange);letter-spacing:2px;font-size:15px;}
.review-text{font-size:14.2px;color:var(--ink-2);flex:1;}
.review-person{display:flex;align-items:center;gap:10px;padding-top:6px;border-top:1px dashed #E7EBF5;}
.person-dot{width:9px;height:9px;border-radius:50%;background:var(--blue);flex:none;}
.review-person strong{display:block;font-size:14px;font-weight:800;}
.review-person span{display:block;font-size:12.5px;color:var(--muted);}

/* token */
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:14px;transition:transform .25s ease,box-shadow .25s ease;}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.price-card h3{font-size:17px;font-weight:800;}
.price-list{display:grid;gap:9px;flex:1;}
.price-list li{font-size:13.8px;color:var(--muted);padding-left:18px;position:relative;}
.price-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--blue);}
.price-card:nth-child(2) .price-list li::before{background:var(--orange);}
.price-card:nth-child(3) .price-list li::before{background:var(--mint);}
.price-card.hl{background:linear-gradient(150deg,#1B2A8F,#2438FF);border-color:transparent;color:#fff;}
.price-card.hl h3{color:#fff;}
.price-card.hl .price-list li{color:rgba(255,255,255,.88);}
.price-card.hl .price-list li::before{background:var(--yellow);}

/* help & wiki */
.help-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;transition:transform .25s ease,box-shadow .25s ease;}
.help-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.help-card h3{font-size:15.5px;font-weight:800;margin-bottom:6px;}
.help-card p{font-size:13.5px;color:var(--muted);}
.wiki-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px;}
.wiki-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;}
.wiki-item h3{font-size:14.5px;font-weight:800;margin-bottom:6px;color:var(--blue-deep);}
.wiki-item p{font-size:13.2px;color:var(--muted);}

/* news */
.news-slot{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-s);font-size:14.5px;color:var(--ink-2);}
.news-slot a{color:var(--blue);font-weight:700;}

/* faq */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;}
.faq-item:hover{border-color:rgba(36,56,255,.28);}
.faq-item.open{border-color:rgba(36,56,255,.4);box-shadow:var(--shadow-s);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 22px;background:none;border:none;text-align:left;font-size:15px;font-weight:700;color:var(--ink);cursor:pointer;}
.faq-icon{position:relative;width:16px;height:16px;flex:none;color:var(--blue);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .3s ease,opacity .3s ease;}
.faq-icon::before{top:7px;left:0;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a p{padding:0 22px 18px;font-size:14.2px;color:var(--muted);}

/* partner */
.partner-band{background:linear-gradient(135deg,#1B2A8F 0%,#2438FF 55%,#4A5BFF 100%);border-radius:24px;padding:44px;color:#fff;display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center;position:relative;overflow:hidden;}
.partner-band::after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;right:-90px;bottom:-120px;background:rgba(255,212,59,.22);}
.partner-band h2{font-size:clamp(23px,2.8vw,32px);font-weight:800;margin-bottom:12px;color:#fff;}
.partner-band p{font-size:15px;color:rgba(255,255,255,.9);}
.partner-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.partner-points span{font-size:13px;font-weight:600;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.26);border-radius:999px;padding:6px 13px;color:#fff;}
.partner-action{position:relative;z-index:2;display:flex;justify-content:flex-end;}

/* contact */
.contact-wrap{display:grid;grid-template-columns:1.22fr .92fr;gap:26px;align-items:start;}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-s);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;font-size:13.5px;font-weight:700;color:var(--ink-2);}
.field.full{grid-column:1 / -1;}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border-radius:12px;border:1px solid #DDE3EF;background:#FCFDFF;font-size:14.5px;color:var(--ink);font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;}
.field textarea{resize:vertical;min-height:110px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(36,56,255,.12);}
.form-note{font-size:12.5px;color:var(--muted);margin-top:14px;}
.contact-info{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-s);display:grid;gap:16px;}
.contact-info h3{font-size:16.5px;font-weight:800;}
.info-row{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding-bottom:12px;border-bottom:1px dashed #EDF0F7;}
.info-row:last-child{border-bottom:none;padding-bottom:0;}
.info-row span{color:var(--muted);flex:none;}
.info-row strong{font-weight:700;color:var(--ink);text-align:right;word-break:break-all;}
.qr-box{display:flex;align-items:center;gap:14px;background:#F7F9FE;border:1px solid #E7EBF7;border-radius:14px;padding:14px;}
.qr-box img{width:96px;height:96px;object-fit:contain;background:#fff;border-radius:10px;padding:4px;}
.qr-box p{font-size:13px;color:var(--muted);}
.qr-box strong{display:block;font-size:14px;color:var(--ink);margin-bottom:4px;}

/* links */
.links-band{padding:36px 0 44px;}
.links-inner{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow-s);}
.links-title{display:block;font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--muted);margin-bottom:12px;}
.links-list{display:flex;flex-wrap:wrap;gap:10px;}
.links-list a{font-size:13.5px;font-weight:600;color:var(--ink-2);background:#F5F7FD;border:1px solid #E7EBF7;border-radius:999px;padding:6px 14px;transition:color .2s ease,background .2s ease,border-color .2s ease;}
.links-list a:hover{color:var(--blue);background:rgba(36,56,255,.08);border-color:rgba(36,56,255,.25);}

/* footer */
.site-footer{background:#141B2E;color:#C9D2E6;padding:46px 0 24px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;align-items:start;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:12px;}
.footer-brand img{width:32px;height:32px;object-fit:contain;}
.footer-desc{font-size:13.5px;color:#9DA9C4;max-width:340px;}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.08em;color:#8E9AB8;margin-bottom:12px;}
.footer-col ul{display:grid;gap:9px;}
.footer-col a{font-size:13.5px;color:#C9D2E6;transition:color .2s ease;}
.footer-col a:hover{color:#FFD43B;}
.footer-bottom{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12.5px;color:#8E9AB8;}
.footer-bottom a{color:#C9D2E6;}
.footer-bottom a:hover{color:#FFD43B;}

/* float */
.float-wrap{position:fixed;right:18px;bottom:20px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
.fs-panel{width:238px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 22px 50px rgba(20,27,46,.18);opacity:0;transform:translateY(10px) scale(.98);pointer-events:none;transition:opacity .25s ease,transform .25s ease;}
.fs-panel.show{opacity:1;transform:none;pointer-events:auto;}
.fs-panel h4{font-size:14px;font-weight:800;margin-bottom:10px;}
.fs-panel img{width:100%;border-radius:10px;margin-bottom:10px;}
.fs-panel p{font-size:12.5px;color:var(--muted);line-height:1.6;}
.fs-toggle,.back-top{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;cursor:pointer;border-radius:999px;font-size:13.5px;font-weight:700;box-shadow:0 12px 26px rgba(20,27,46,.18);transition:transform .2s ease,box-shadow .2s ease;}
.fs-toggle{background:var(--blue);color:#fff;padding:12px 20px;}
.fs-toggle:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(36,56,255,.34);}
.back-top{width:42px;height:42px;background:#fff;color:var(--ink);border:1px solid var(--line);opacity:0;pointer-events:none;}
.back-top.show{opacity:1;pointer-events:auto;}
.back-top:hover{transform:translateY(-2px);}

@media (max-width:1040px){
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .about-wrap{grid-template-columns:1fr;gap:28px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .wiki-list{grid-template-columns:repeat(2,1fr);}
  .partner-band{grid-template-columns:1fr;padding:34px;}
  .partner-action{justify-content:flex-start;}
  .contact-wrap{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .nav-toggle{display:inline-flex;}
  .main-nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 20px 44px rgba(20,27,46,.12);max-height:0;overflow:hidden;transition:max-height .34s ease;flex:none;display:block;}
  .main-nav.open{max-height:560px;}
  .nav-links{flex-direction:column;align-items:stretch;justify-content:flex-start;padding:10px 22px 20px;}
  .nav-links li a{padding:12px 10px;border-radius:10px;font-size:14.5px;}
  .header-cta .btn{display:none;}
}
@media (max-width:760px){
  .section{padding:56px 0;}
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .wiki-list{grid-template-columns:1fr;}
  .about-list{grid-template-columns:1fr;}
  .score-bar{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .hero{padding:44px 0 56px;}
  .hero-actions .btn{flex:1 1 auto;}
  .form-card{padding:22px;}
  .partner-band{padding:26px;border-radius:18px;}
  .links-inner{padding:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}