:root{
  --purple:#6d3bf5;
  --purple-deep:#4a1fb8;
  --purple-soft:#efe9ff;
  --pink:#c04df0;
  --ink:#1d1533;
  --ink-2:#4a4166;
  --ink-3:#6b6386;
  --line:#e8e2f7;
  --bg:#f8f5ff;
  --card:#ffffff;
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 12% -5%,#f0e6ff 0%,rgba(240,230,255,0) 60%),
    radial-gradient(1000px 500px at 95% 8%,#fde8ff 0%,rgba(253,232,255,0) 55%),
    linear-gradient(180deg,#fbf8ff 0%,#f6f1ff 45%,#faf8ff 100%);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
img{max-width:100%;height:auto;display:block;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- NAV ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(109,59,245,.12);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand img{width:38px;height:38px;object-fit:contain;border-radius:9px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:17px;letter-spacing:.5px;color:var(--purple-deep);}
.brand-text span{font-size:11px;color:var(--ink-3);letter-spacing:1px;}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;}
.nav-links a{
  display:block;padding:8px 11px;font-size:14px;color:var(--ink-2);
  border-radius:9px;transition:color .25s,background .25s;
}
.nav-links a:hover{color:var(--purple);background:var(--purple-soft);}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:#fff;background:linear-gradient(120deg,var(--purple) 0%,var(--pink) 100%);
  box-shadow:0 8px 22px -8px rgba(109,59,245,.75);
  transition:transform .25s,box-shadow .25s;white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px -8px rgba(109,59,245,.9);}
.menu-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);
  background:#fff;border-radius:10px;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--purple-deep);border-radius:2px;transition:.3s;}
.menu-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:72px 0 84px;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(520px 320px at 82% 18%,rgba(192,77,240,.18),transparent 70%),
    radial-gradient(600px 360px at 6% 82%,rgba(109,59,245,.16),transparent 72%);
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--purple-deep);background:#fff;border:1px solid rgba(109,59,245,.25);
  box-shadow:0 6px 18px -12px rgba(109,59,245,.8);margin-bottom:20px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--pink);display:block;animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(1.5);}}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.22;font-weight:800;
  letter-spacing:-.5px;color:var(--ink);margin-bottom:18px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--purple) 10%,var(--pink) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:16px;color:var(--ink-2);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:12px;font-size:15px;font-weight:600;
  cursor:pointer;border:none;transition:transform .22s,box-shadow .22s,background .22s;
}
.btn-primary{
  color:#fff;background:linear-gradient(120deg,var(--purple) 0%,var(--pink) 100%);
  box-shadow:0 16px 30px -14px rgba(109,59,245,.95);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 22px 36px -14px rgba(109,59,245,1);}
.btn-ghost{
  color:var(--purple-deep);background:#fff;border:1px solid rgba(109,59,245,.3);
}
.btn-ghost:hover{background:var(--purple-soft);transform:translateY(-3px);}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;}
.hero-tags span{
  font-size:12.5px;padding:5px 12px;border-radius:8px;color:var(--ink-2);
  background:rgba(255,255,255,.8);border:1px solid var(--line);
}
.hero-panel{
  position:relative;background:rgba(255,255,255,.82);
  border:1px solid rgba(109,59,245,.16);border-radius:24px;
  padding:26px;box-shadow:0 30px 60px -34px rgba(74,31,184,.5);
}
.hero-panel h2{font-size:15px;font-weight:700;color:var(--purple-deep);margin-bottom:6px;letter-spacing:.4px;}
.hero-panel .sub{font-size:12.5px;color:var(--ink-3);margin-bottom:18px;}
.model-chips{display:flex;flex-wrap:wrap;gap:7px;}
.model-chips span{
  font-size:12px;padding:5px 10px;border-radius:7px;
  background:linear-gradient(120deg,#f4ecff,#fdeeff);color:var(--purple-deep);
  border:1px solid rgba(109,59,245,.14);transition:.25s;
}
.model-chips span:hover{background:var(--purple);color:#fff;transform:translateY(-2px);}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px;}
.hero-metrics div{
  background:#fff;border-radius:12px;padding:12px 10px;text-align:center;
  border:1px solid var(--line);
}
.hero-metrics strong{display:block;font-size:19px;color:var(--purple);font-weight:800;}
.hero-metrics small{font-size:11.5px;color:var(--ink-3);}

/* ---------- SECTION COMMON ---------- */
section{position:relative;padding:72px 0;}
.sec-head{max-width:720px;margin:0 auto 42px;text-align:center;}
.sec-eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2px;
  color:var(--purple);text-transform:uppercase;margin-bottom:12px;
}
.sec-head h2{font-size:clamp(23px,3vw,32px);font-weight:800;color:var(--ink);line-height:1.35;margin-bottom:12px;}
.sec-head p{font-size:15px;color:var(--ink-3);}

/* ---------- ABOUT ---------- */
.about-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:stretch;
}
.about-text{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;box-shadow:0 18px 40px -32px rgba(74,31,184,.4);
}
.about-text h3{font-size:20px;font-weight:800;margin-bottom:14px;color:var(--ink);}
.about-text p{font-size:14.5px;color:var(--ink-2);margin-bottom:14px;}
.about-list{display:grid;gap:10px;margin-top:18px;}
.about-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-2);
}
.about-list li b{
  flex-shrink:0;width:20px;height:20px;border-radius:6px;margin-top:2px;
  background:var(--purple-soft);color:var(--purple);font-size:12px;
  display:inline-flex;align-items:center;justify-content:center;
}
.about-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.stat-card{
  border-radius:var(--radius);padding:24px 20px;
  background:linear-gradient(150deg,#ffffff 0%,#f7f1ff 100%);
  border:1px solid var(--line);
  display:flex;flex-direction:column;justify-content:center;
  transition:transform .3s,box-shadow .3s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:0 20px 36px -26px rgba(109,59,245,.75);}
.stat-card strong{font-size:26px;font-weight:800;color:var(--purple);line-height:1.2;}
.stat-card span{font-size:13px;color:var(--ink-3);margin-top:6px;}

/* ---------- SERVICE CARDS ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.svc-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;overflow:hidden;transition:transform .3s,box-shadow .3s,border-color .3s;
}
.svc-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--purple),var(--pink));
  transform:scaleX(0);transform-origin:left;transition:transform .35s;
}
.svc-card:hover{transform:translateY(-6px);box-shadow:0 24px 44px -28px rgba(109,59,245,.7);border-color:rgba(109,59,245,.3);}
.svc-card:hover::after{transform:scaleX(1);}
.svc-icon{
  width:44px;height:44px;border-radius:12px;margin-bottom:16px;
  background:linear-gradient(140deg,#f0e7ff,#fceaff);
  display:flex;align-items:center;justify-content:center;
  color:var(--purple);font-size:19px;font-weight:800;
}
.svc-card h3{font-size:16.5px;font-weight:700;margin-bottom:8px;color:var(--ink);}
.svc-card p{font-size:13.5px;color:var(--ink-3);line-height:1.75;}

/* ---------- FLOW ---------- */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.flow-step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:24px 18px;transition:transform .3s,box-shadow .3s;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:0 18px 32px -26px rgba(109,59,245,.8);}
.flow-num{
  font-size:13px;font-weight:800;color:#fff;width:30px;height:30px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  background:linear-gradient(140deg,var(--purple),var(--pink));
}
.flow-step h3{font-size:15px;font-weight:700;margin-bottom:7px;}
.flow-step p{font-size:13px;color:var(--ink-3);}

/* ---------- COMPARE ---------- */
.compare-wrap{
  background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;
  box-shadow:0 24px 50px -40px rgba(74,31,184,.55);
}
.compare-head{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding:26px 28px;
  background:linear-gradient(120deg,#f7f1ff 0%,#fdeeff 100%);
  border-bottom:1px solid var(--line);
}
.compare-head h3{font-size:19px;font-weight:800;color:var(--purple-deep);}
.score-box{display:flex;align-items:baseline;gap:10px;}
.score-num{font-size:34px;font-weight:800;color:var(--purple);line-height:1;}
.score-box small{font-size:13px;color:var(--ink-3);}
.stars{color:#f5a524;letter-spacing:2px;font-size:16px;}
.table-scroll{overflow-x:auto;}
table{width:100%;border-collapse:collapse;min-width:640px;}
thead th{
  font-size:13.5px;font-weight:700;color:var(--purple-deep);text-align:left;
  padding:15px 20px;background:#faf7ff;border-bottom:1px solid var(--line);white-space:nowrap;
}
tbody td{
  font-size:13.5px;color:var(--ink-2);padding:15px 20px;
  border-bottom:1px solid #f3eefc;vertical-align:top;
}
tbody tr:last-child td{border-bottom:none;}
tbody tr{transition:background .25s;}
tbody tr:hover{background:#fbf8ff;}
td.pos{color:#0d8a5f;font-weight:600;}

/* ---------- CASES ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .3s,box-shadow .3s;
  display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-6px);box-shadow:0 24px 46px -32px rgba(109,59,245,.72);}
.case-media{aspect-ratio:16/10;overflow:hidden;background:#f3eefc;}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.case-card:hover .case-media img{transform:scale(1.06);}
.case-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.case-body h3{font-size:15.5px;font-weight:700;}
.case-body p{font-size:13.5px;color:var(--ink-3);flex:1;}
.case-tag{font-size:11.5px;color:var(--purple);background:var(--purple-soft);padding:3px 10px;border-radius:6px;align-self:flex-start;}

/* ---------- REVIEWS ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:14px;
  transition:transform .3s,box-shadow .3s;
}
.review-card:hover{transform:translateY(-5px);box-shadow:0 22px 40px -30px rgba(109,59,245,.75);}
.review-card p{font-size:13.5px;color:var(--ink-2);flex:1;}
.review-user{display:flex;align-items:center;gap:11px;padding-top:12px;border-top:1px dashed var(--line);}
.avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(140deg,var(--purple),var(--pink));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;
}
.review-user strong{display:block;font-size:13.5px;color:var(--ink);}
.review-user span{font-size:12px;color:var(--ink-3);}

/* ---------- TOKEN ---------- */
.token-wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:stretch;}
.token-table{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.token-table table{min-width:100%;}
.token-side{
  background:linear-gradient(160deg,#fff 0%,#f8f2ff 100%);
  border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  display:flex;flex-direction:column;gap:14px;
}
.token-side h3{font-size:17px;font-weight:800;color:var(--purple-deep);}
.token-side p{font-size:13.5px;color:var(--ink-2);}
.token-side ul{display:grid;gap:10px;}
.token-side li{font-size:13.5px;color:var(--ink-2);display:flex;gap:8px;}
.token-side li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--pink);margin-top:8px;flex-shrink:0;}

/* ---------- ARTICLES ---------- */
.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.article-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:18px 22px;transition:transform .28s,box-shadow .28s,border-color .28s;
}
.article-item:hover{transform:translateX(4px);border-color:rgba(109,59,245,.35);box-shadow:0 16px 30px -26px rgba(109,59,245,.85);}
.article-item h3{font-size:14.5px;font-weight:600;color:var(--ink);}
.article-item span{font-size:12.5px;color:var(--purple);white-space:nowrap;flex-shrink:0;}

/* ---------- FORM ---------- */
.form-wrap{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:stretch;
}
.contact-card{
  background:linear-gradient(160deg,#3a1f8f 0%,#6d3bf5 60%,#a83ff0 100%);
  border-radius:var(--radius);padding:34px;color:#fff;
  display:flex;flex-direction:column;gap:16px;
}
.contact-card h3{font-size:20px;font-weight:800;}
.contact-card p{font-size:13.5px;color:rgba(255,255,255,.86);}
.contact-lines{display:grid;gap:12px;margin-top:6px;}
.contact-lines a,.contact-lines span{
  font-size:13.5px;color:#fff;background:rgba(255,255,255,.14);
  padding:11px 15px;border-radius:10px;display:block;transition:background .25s;
  word-break:break-all;
}
.contact-lines a:hover{background:rgba(255,255,255,.26);}
.qr-box{
  margin-top:auto;display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.12);padding:14px;border-radius:12px;
}
.qr-box img{width:74px;height:74px;object-fit:cover;border-radius:8px;background:#fff;flex-shrink:0;}
.qr-box div{font-size:12.5px;color:rgba(255,255,255,.92);}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;
}
.form-card h3{font-size:19px;font-weight:800;margin-bottom:6px;color:var(--ink);}
.form-card .hint{font-size:13px;color:var(--ink-3);margin-bottom:20px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;}
.field label{font-size:13px;font-weight:600;color:var(--ink-2);}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border-radius:10px;border:1px solid var(--line);
  font-size:14px;font-family:inherit;color:var(--ink);background:#fdfcff;
  transition:border-color .22s,box-shadow .22s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(109,59,245,.14);
}
.field textarea{resize:vertical;min-height:100px;}
.form-card .btn{width:100%;margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item.open{border-color:rgba(109,59,245,.4);box-shadow:0 18px 34px -30px rgba(109,59,245,.85);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:17px 22px;font-size:14.5px;font-weight:600;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  font-family:inherit;
}
.faq-q i{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;font-style:normal;
  background:var(--purple-soft);color:var(--purple);font-size:15px;
  display:flex;align-items:center;justify-content:center;transition:transform .3s;
}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .35s ease;
}
.faq-a p{padding:0 22px 18px;font-size:13.5px;color:var(--ink-3);}

/* ---------- NETWORK / TIMELINE ---------- */
.net-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.net-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  transition:transform .3s,box-shadow .3s;
}
.net-card:hover{transform:translateY(-4px);box-shadow:0 18px 32px -28px rgba(109,59,245,.8);}
.net-card h3{font-size:15px;font-weight:700;margin-bottom:6px;}
.net-card p{font-size:13px;color:var(--ink-3);}

/* ---------- PARTNER ---------- */
.partner-box{
  background:linear-gradient(140deg,#ffffff 0%,#f7f0ff 100%);
  border:1px solid var(--line);border-radius:22px;padding:36px;
  display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;
}
.partner-box h3{font-size:22px;font-weight:800;margin-bottom:10px;color:var(--purple-deep);}
.partner-box p{font-size:14px;color:var(--ink-2);margin-bottom:18px;}
.partner-points{display:grid;gap:10px;}
.partner-points li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;align-items:flex-start;}
.partner-points li::before{content:"✓";color:var(--purple);font-weight:800;flex-shrink:0;}

/* ---------- WIKI / INDUSTRY ---------- */
.wiki-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.wiki-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;
  transition:transform .3s,box-shadow .3s;
}
.wiki-card:hover{transform:translateY(-4px);box-shadow:0 20px 36px -30px rgba(109,59,245,.8);}
.wiki-card h3{font-size:15.5px;font-weight:700;margin-bottom:8px;color:var(--ink);}
.wiki-card p{font-size:13.5px;color:var(--ink-3);}

/* ---------- TAGS ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;max-width:900px;margin:0 auto;}
.tag-cloud span{
  font-size:12.5px;padding:7px 14px;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-2);transition:.25s;cursor:default;
}
.tag-cloud span:hover{background:var(--purple);color:#fff;border-color:var(--purple);transform:translateY(-2px);}

/* ---------- FOOTER ---------- */
.site-footer{
  background:#20143f;color:#d9d2ee;margin-top:0;padding:52px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px;}
.footer-brand img{width:38px;height:38px;border-radius:9px;object-fit:contain;background:rgba(255,255,255,.1);}
.footer-brand strong{color:#fff;font-size:16px;}
.site-footer p{font-size:13px;color:#b9afd6;line-height:1.75;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;font-weight:700;}
.footer-col a,.footer-col span{display:block;font-size:13px;color:#b9afd6;margin-bottom:9px;transition:color .25s;word-break:break-all;}
.footer-col a:hover{color:#c9a8ff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:#9d92bd;
}
.footer-bottom a{color:#b9afd6;}
.footer-bottom a:hover{color:#c9a8ff;}

/* ---------- FLOATING ---------- */
.float-stack{position:fixed;right:18px;bottom:26px;z-index:120;display:flex;flex-direction:column;gap:10px;}
.float-btn{
  width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(140deg,var(--purple),var(--pink));color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
  box-shadow:0 14px 28px -12px rgba(109,59,245,.9);transition:transform .25s,opacity .25s;
}
.float-btn:hover{transform:translateY(-3px) scale(1.05);}
#backTop{opacity:0;pointer-events:none;}
#backTop.show{opacity:1;pointer-events:auto;}
.kefu-pop{
  position:fixed;right:78px;bottom:26px;z-index:119;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;
  box-shadow:0 20px 40px -24px rgba(74,31,184,.7);
  display:none;width:176px;text-align:center;
}
.kefu-pop.show{display:block;animation:fadeUp .3s ease;}
.kefu-pop img{width:140px;height:140px;object-fit:cover;border-radius:8px;margin:0 auto 8px;}
.kefu-pop span{font-size:12px;color:var(--ink-3);}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-panel{max-width:560px;}
  .about-wrap,.token-wrap,.form-wrap,.partner-box{grid-template-columns:1fr;}
  .card-grid,.case-grid,.review-grid,.net-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
  .nav-links{
    position:absolute;top:68px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px;
    border-bottom:1px solid var(--line);display:none;
    box-shadow:0 20px 30px -24px rgba(74,31,184,.5);
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:11px 8px;border-radius:8px;}
  .menu-toggle{display:flex;}
  .nav-inner{gap:10px;}
  .nav-cta{display:none;}
}
@media (max-width:720px){
  section{padding:54px 0;}
  .hero{padding:48px 0 58px;}
  .card-grid,.case-grid,.review-grid,.net-grid,.wiki-grid,.article-list,.about-stats,.flow{grid-template-columns:1fr;}
  .hero-metrics{grid-template-columns:repeat(3,1fr);}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .compare-head{flex-direction:column;align-items:flex-start;}
  .contact-card,.form-card,.about-text{padding:24px;}
  .partner-box{padding:24px;}
  .float-stack{right:12px;bottom:18px;}
  .kefu-pop{right:68px;bottom:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}