*{margin:0;padding:0;box-sizing:border-box}
:root{
  --green:#16c76a;
  --green-dark:#0da455;
  --green-deep:#0a7d41;
  --green-soft:#e8fbf0;
  --ink:#132a20;
  --ink-2:#2f4a3d;
  --muted:#5d7a6b;
  --line:#d8ede1;
  --bg:#f4fbf6;
  --white:#ffffff;
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(900px 500px at 100% 0%,rgba(22,199,106,.14),transparent 60%),
    radial-gradient(700px 400px at 0% 20%,rgba(22,199,106,.08),transparent 60%),
    var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
section{position:relative}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1180px;margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:auto;max-height:40px}
.brand-name{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.brand-name span{color:var(--green-dark)}
.nav-wrap{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;flex-wrap:wrap}
.nav-links li a{
  display:inline-block;padding:8px 11px;font-size:14px;color:var(--ink-2);
  border-radius:8px;transition:color .2s,background .2s;
}
.nav-links li a:hover{color:var(--green-dark);background:var(--green-soft)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-size:14px;font-weight:700;
  cursor:pointer;border:none;transition:transform .2s,box-shadow .25s,background .25s;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--green),var(--green-dark));
  color:#fff;box-shadow:0 8px 20px rgba(22,199,106,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(22,199,106,.38)}
.btn-ghost{
  background:#fff;color:var(--green-deep);border:1px solid var(--green);
}
.btn-ghost:hover{background:var(--green-soft);transform:translateY(-2px)}
.btn-line{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.7);
}
.btn-line:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.menu-toggle{
  display:none;background:var(--green-soft);border:1px solid var(--line);
  color:var(--green-deep);font-size:20px;width:42px;height:42px;border-radius:10px;cursor:pointer;
}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0a7d41 0%,#12a95b 45%,#16c76a 100%);
  color:#fff;
  padding:74px 0 86px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 320px at 88% 8%,rgba(255,255,255,.22),transparent 65%),
    radial-gradient(420px 260px at 6% 92%,rgba(255,255,255,.14),transparent 65%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  border:1px solid rgba(255,255,255,.22);border-radius:50%;
  animation:floatRing 14s ease-in-out infinite;pointer-events:none;
}
@keyframes floatRing{0%,100%{transform:translate(0,0)}50%{transform:translate(-24px,28px)}}
.hero-inner{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);
  padding:6px 16px;border-radius:999px;font-size:13px;letter-spacing:.5px;margin-bottom:22px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:#eaffd9;display:inline-block;animation:pulseDot 1.8s infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.7)}}
.hero h1{
  font-size:clamp(28px,4.6vw,50px);line-height:1.22;font-weight:900;letter-spacing:1px;
  max-width:880px;
}
.hero h1 em{font-style:normal;color:#eaffd9;text-shadow:0 0 18px rgba(255,255,255,.35)}
.hero-sub{
  margin-top:20px;font-size:clamp(15px,1.6vw,17px);line-height:1.9;
  color:rgba(255,255,255,.94);max-width:720px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{
  margin-top:48px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.hero-stat{
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);
  border-radius:16px;padding:18px 16px;backdrop-filter:blur(4px);
  transition:transform .25s,background .25s;
}
.hero-stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.2)}
.hero-stat b{display:block;font-size:clamp(20px,2.6vw,28px);font-weight:900;letter-spacing:.5px}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.86)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.hero-tags span{
  font-size:12px;padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
}

/* ===== Section common ===== */
.section{padding:72px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;
  color:var(--green-deep);background:var(--green-soft);
  padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.section-head h2{
  font-size:clamp(23px,3vw,34px);font-weight:900;line-height:1.35;color:var(--ink);letter-spacing:.5px;
}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:start}
.about-copy{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:0 12px 34px rgba(10,125,65,.06)}
.about-copy h3{font-size:20px;font-weight:800;margin-bottom:14px;color:var(--ink)}
.about-copy p{color:var(--ink-2);font-size:15px;line-height:1.95;margin-bottom:14px}
.about-copy p:last-child{margin-bottom:0}
.about-side{display:grid;gap:14px}
.mini-card{
  background:var(--white);border:1px solid var(--line);border-radius:16px;padding:20px 22px;
  display:flex;gap:14px;align-items:flex-start;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(10,125,65,.1);border-color:#b9e8cd}
.mini-ico{
  flex-shrink:0;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--green-soft),#cdf5df);
  color:var(--green-deep);display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:15px;
}
.mini-card h4{font-size:15px;font-weight:800;margin-bottom:3px}
.mini-card p{font-size:13.5px;color:var(--muted);line-height:1.7}

/* ===== Services ===== */
.services{background:linear-gradient(180deg,rgba(232,251,240,.7),rgba(244,251,246,.2))}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc-card{
  background:var(--white);border:1px solid var(--line);border-radius:18px;padding:24px;
  position:relative;overflow:hidden;transition:transform .28s,box-shadow .28s,border-color .28s;
}
.svc-card::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--green),var(--green-dark));transition:width .35s;
}
.svc-card:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(10,125,65,.12);border-color:#b9e8cd}
.svc-card:hover::after{width:100%}
.svc-card h3{font-size:17px;font-weight:800;margin-bottom:10px;color:var(--ink)}
.svc-card p{font-size:14px;color:var(--muted);line-height:1.85}
.svc-num{
  font-size:12px;font-weight:900;color:var(--green-dark);letter-spacing:1px;margin-bottom:8px;display:block;
}

/* ===== Workflow ===== */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:flow}
.flow-item{
  background:var(--white);border:1px solid var(--line);border-radius:16px;padding:22px;
  position:relative;transition:transform .25s,box-shadow .25s;
}
.flow-item:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(10,125,65,.1)}
.flow-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;margin-bottom:12px;
  background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;
  font-weight:900;font-size:15px;
}
.flow-item h4{font-size:15.5px;font-weight:800;margin-bottom:6px}
.flow-item p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ===== Industry ===== */
.industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ind-card{
  border-radius:18px;padding:26px;border:1px solid var(--line);
  background:var(--white);transition:background .3s,transform .28s,box-shadow .28s;
}
.ind-card:hover{background:linear-gradient(160deg,#ffffff,#eefbf3);transform:translateY(-5px);box-shadow:0 16px 34px rgba(10,125,65,.1)}
.ind-tag{
  display:inline-block;font-size:12px;font-weight:800;color:var(--green-deep);
  background:var(--green-soft);padding:4px 12px;border-radius:999px;margin-bottom:12px;
}
.ind-card h3{font-size:17px;font-weight:800;margin-bottom:8px}
.ind-card p{font-size:14px;color:var(--muted);line-height:1.85}

/* ===== Network ===== */
.network{
  background:linear-gradient(135deg,#0a7d41,#12a95b);color:#fff;border-radius:26px;
  padding:44px 38px;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;
}
.network h2{font-size:clamp(22px,2.8vw,30px);font-weight:900;line-height:1.4;margin-bottom:14px}
.network p{font-size:14.5px;color:rgba(255,255,255,.92);line-height:1.95}
.net-stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.net-stat{
  background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.24);
  border-radius:14px;padding:16px;transition:background .25s,transform .25s;
}
.net-stat:hover{background:rgba(255,255,255,.24);transform:translateY(-3px)}
.net-stat b{display:block;font-size:20px;font-weight:900}
.net-stat span{font-size:12.5px;color:rgba(255,255,255,.85)}

/* ===== Cases ===== */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.case-card{
  background:var(--white);border:1px solid var(--line);border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform .28s,box-shadow .28s;
}
.case-card:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(10,125,65,.12)}
.case-media{background:var(--green-soft);overflow:hidden}
.case-media img{width:100%;height:auto;object-fit:contain;transition:transform .5s}
.case-card:hover .case-media img{transform:scale(1.04)}
.case-body{padding:22px}
.case-body h3{font-size:17px;font-weight:800;margin-bottom:8px}
.case-body p{font-size:14px;color:var(--muted);line-height:1.8}

/* ===== Compare ===== */
.compare-wrap{background:var(--white);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 14px 40px rgba(10,125,65,.08)}
.compare-score{
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  padding:28px 30px;background:linear-gradient(135deg,#e8fbf0,#f4fbf6);border-bottom:1px solid var(--line);
}
.score-main{display:flex;align-items:center;gap:18px}
.score-num{font-size:44px;font-weight:900;color:var(--green-deep);line-height:1}
.score-num small{font-size:15px;font-weight:600;color:var(--muted)}
.score-meta{font-size:14px;color:var(--ink-2)}
.score-meta b{display:block;font-size:15px;color:var(--ink);margin-bottom:2px}
.score-stars{color:#f5a623;font-size:19px;letter-spacing:2px}
.table-scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;min-width:680px;font-size:14px}
thead th{
  background:#f4fbf6;color:var(--ink);font-weight:800;text-align:left;
  padding:14px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
}
tbody td{padding:14px 18px;border-bottom:1px solid #edf7f1;color:var(--ink-2);vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#f7fdf9}
td.good{color:var(--green-deep);font-weight:700}

/* ===== Token ===== */
.token-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.token-card{
  background:var(--white);border:1px solid var(--line);border-radius:18px;padding:24px;
  display:flex;flex-direction:column;gap:8px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.token-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(10,125,65,.1);border-color:#b9e8cd}
.token-card h3{font-size:16px;font-weight:800}
.token-card p{font-size:13.5px;color:var(--muted);line-height:1.8}
.token-price{font-size:22px;font-weight:900;color:var(--green-deep)}
.token-price small{font-size:12.5px;font-weight:600;color:var(--muted);margin-left:4px}

/* ===== Reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{
  background:var(--white);border:1px solid var(--line);border-radius:18px;padding:24px;
  display:flex;flex-direction:column;gap:14px;transition:transform .28s,box-shadow .28s;
}
.review-card:hover{transform:translateY(-5px);box-shadow:0 18px 36px rgba(10,125,65,.1)}
.review-text{font-size:14.5px;color:var(--ink-2);line-height:1.9;flex:1}
.review-user{display:flex;align-items:center;gap:12px;border-top:1px solid #edf7f1;padding-top:14px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.review-user b{display:block;font-size:14px;color:var(--ink)}
.review-user span{font-size:12.5px;color:var(--muted)}

/* ===== Articles ===== */
.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.article-item{
  display:flex;align-items:center;gap:14px;background:var(--white);border:1px solid var(--line);
  border-radius:14px;padding:16px 20px;transition:border-color .25s,transform .25s,box-shadow .25s;
}
.article-item:hover{border-color:var(--green);transform:translateX(4px);box-shadow:0 10px 24px rgba(10,125,65,.08)}
.article-dot{
  width:8px;height:8px;border-radius:50%;background:var(--green);flex-shrink:0;
}
.article-item a{font-size:14.5px;color:var(--ink-2);font-weight:600;line-height:1.6}
.article-item:hover a{color:var(--green-deep)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.tag-cloud span{
  font-size:12.5px;color:var(--green-deep);background:var(--green-soft);
  border:1px solid #cdf5df;padding:5px 13px;border-radius:999px;
  transition:background .2s,color .2s,transform .2s;
}
.tag-cloud span:hover{background:var(--green);color:#fff;transform:translateY(-2px)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item.open{border-color:var(--green);box-shadow:0 10px 26px rgba(10,125,65,.09)}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:18px 22px;font-size:15px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-family:inherit;line-height:1.6;
}
.faq-q:hover{color:var(--green-deep)}
.faq-icon{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  background:var(--green-soft);color:var(--green-deep);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;
  transition:transform .3s,background .3s,color .3s;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--green);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:14px;color:var(--muted);line-height:1.9}

/* ===== Contact / Form ===== */
.contact-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start;
}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 14px 36px rgba(10,125,65,.07)}
.form-card h3{font-size:19px;font-weight:800;margin-bottom:6px}
.form-card .form-tip{font-size:13.5px;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;font-size:14px;font-family:inherit;color:var(--ink);
  background:#fbfefc;border:1px solid var(--line);border-radius:10px;
  transition:border-color .2s,box-shadow .2s;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--green);box-shadow:0 0 0 3px rgba(22,199,106,.14);background:#fff;
}
.field textarea{resize:vertical;min-height:110px}
.form-submit{width:100%;margin-top:6px}
.contact-side{display:grid;gap:14px}
.contact-channel{
  background:var(--white);border:1px solid var(--line);border-radius:16px;padding:20px 22px;
  display:flex;gap:14px;align-items:flex-start;transition:transform .25s,box-shadow .25s;
}
.contact-channel:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(10,125,65,.09)}
.contact-channel h4{font-size:14.5px;font-weight:800;margin-bottom:4px}
.contact-channel p{font-size:13.5px;color:var(--muted);line-height:1.75;word-break:break-all}
.qr-box{
  background:var(--white);border:1px solid var(--line);border-radius:16px;padding:20px;
  text-align:center;
}
.qr-box img{width:150px;margin:0 auto 12px;border-radius:10px}
.qr-box p{font-size:13.5px;color:var(--muted)}

/* ===== Friends ===== */
.friends{display:flex;flex-wrap:wrap;gap:10px}
.friends a{
  font-size:13px;color:var(--ink-2);background:var(--white);
  border:1px solid var(--line);padding:7px 15px;border-radius:999px;
  transition:border-color .2s,color .2s,background .2s,transform .2s;
}
.friends a:hover{border-color:var(--green);color:var(--green-deep);background:var(--green-soft);transform:translateY(-2px)}

/* ===== CTA strip ===== */
.cta-strip{
  background:linear-gradient(135deg,#0a7d41,#16c76a);color:#fff;border-radius:24px;
  padding:44px 36px;text-align:center;
}
.cta-strip h2{font-size:clamp(22px,3vw,30px);font-weight:900;line-height:1.4;margin-bottom:12px}
.cta-strip p{font-size:15px;color:rgba(255,255,255,.92);max-width:640px;margin:0 auto 26px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ===== Footer ===== */
.site-footer{
  background:#0c2c1d;color:#cfe6d9;padding:48px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{max-height:36px;width:auto}
.footer-brand b{color:#fff;font-size:17px;font-weight:800}
.footer-desc{font-size:13.5px;line-height:1.9;color:#a9cbbc}
.footer-col h4{color:#fff;font-size:14.5px;font-weight:800;margin-bottom:14px}
.footer-col ul{list-style:none;display:grid;gap:9px}
.footer-col ul li a,.footer-col ul li{font-size:13.5px;color:#a9cbbc;transition:color .2s}
.footer-col ul li a:hover{color:var(--green)}
.footer-friends{display:flex;flex-wrap:wrap;gap:8px}
.footer-friends a{
  font-size:12.5px;color:#cfe6d9;border:1px solid rgba(255,255,255,.16);
  padding:5px 12px;border-radius:999px;transition:all .2s;
}
.footer-friends a:hover{background:var(--green);border-color:var(--green);color:#fff}
.footer-bottom{
  margin-top:36px;border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0;font-size:13px;color:#8fb3a2;text-align:center;
}

/* ===== Floating ===== */
.float-service{
  position:fixed;right:20px;bottom:84px;z-index:90;
  display:flex;flex-direction:column;gap:10px;align-items:flex-end;
}
.float-btn{
  width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(10,125,65,.34);
  transition:transform .25s,box-shadow .25s;font-size:13px;font-weight:800;
}
.float-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 14px 32px rgba(10,125,65,.45)}
.float-panel{
  position:fixed;right:20px;bottom:150px;z-index:95;
  width:260px;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:20px;box-shadow:0 20px 48px rgba(6,40,24,.2);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .28s,transform .28s,visibility .28s;
}
.float-panel.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-panel h4{font-size:15px;font-weight:800;margin-bottom:12px;color:var(--ink)}
.float-panel .qr-box{border:none;padding:0}
.float-panel .qr-box img{width:130px}
.float-panel p{font-size:12.5px;color:var(--muted);line-height:1.8;margin-top:8px}
.back-top{
  position:fixed;right:20px;bottom:20px;z-index:90;
  width:46px;height:46px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--green-deep);cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:900;
  box-shadow:0 8px 22px rgba(10,125,65,.14);
  opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s,transform .25s;
}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-3px)}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .svc-grid,.industry-grid,.token-grid,.review-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-wrap,.network{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .nav-wrap{
    display:none;width:100%;flex-direction:column;align-items:stretch;gap:10px;
    padding-top:12px;border-top:1px solid var(--line);margin-top:4px;
  }
  .nav-wrap.open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;width:100%}
  .nav-links li a{width:100%;padding:11px 12px}
  .nav-wrap .btn{width:100%}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero{padding:56px 0 68px}
}
@media(max-width:768px){
  .section{padding:52px 0}
  .case-grid,.article-list{grid-template-columns:1fr}
  .svc-grid,.industry-grid,.token-grid,.review-grid,.flow-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .compare-score{flex-direction:column;align-items:flex-start;gap:16px}
  .network{padding:32px 24px}
  .about-copy,.form-card{padding:24px}
  .cta-strip{padding:34px 22px}
  .float-service{right:14px;bottom:78px}
  .float-panel{right:14px;bottom:142px;width:calc(100% - 28px);max-width:280px}
  .back-top{right:14px;bottom:16px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}