:root{
  --brand:#5b3df5;
  --brand-2:#ff6b9d;
  --brand-3:#ffb547;
  --brand-4:#22c9a8;
  --ink:#1b1a2e;
  --ink-soft:#4a4866;
  --muted:#7b7899;
  --bg:#f7f5ff;
  --card:#ffffff;
  --line:#e7e3f7;
  --radius:18px;
  --shadow:0 10px 30px rgba(78,58,190,.10);
  --shadow-lg:0 18px 46px rgba(78,58,190,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(900px 500px at 10% -5%,rgba(91,61,245,.12),transparent 60%),
    radial-gradient(800px 480px at 92% 4%,rgba(255,107,157,.13),transparent 62%),
    radial-gradient(700px 600px at 50% 40%,rgba(34,201,168,.07),transparent 65%),
    var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.3;color:var(--ink);font-weight:800}
section{position:relative}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:66px;padding:8px 0;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:38px;height:38px;border-radius:10px;object-fit:contain;background:#fff}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16px;letter-spacing:.5px;color:var(--ink)}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:1.5px}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{
  display:inline-block;padding:8px 12px;font-size:14px;color:var(--ink-soft);
  border-radius:10px;transition:color .25s,background .25s;font-weight:500;
}
.nav-links a:hover{color:var(--brand);background:rgba(91,61,245,.07)}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  margin-left:12px;padding:9px 18px !important;
  background:linear-gradient(120deg,var(--brand),#8a6bff);
  color:#fff !important;font-weight:700;border-radius:999px;
  box-shadow:0 8px 20px rgba(91,61,245,.32);
  transition:transform .25s,box-shadow .25s;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(91,61,245,.42);color:#fff !important}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:64px 0 56px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(91,61,245,.09);color:var(--brand);
  font-size:13px;font-weight:700;letter-spacing:.5px;
  border:1px solid rgba(91,61,245,.16);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-4);box-shadow:0 0 0 0 rgba(34,201,168,.6);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(34,201,168,.5)}70%{box-shadow:0 0 0 10px rgba(34,201,168,0)}100%{box-shadow:0 0 0 0 rgba(34,201,168,0)}}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);
  letter-spacing:-.5px;margin:18px 0 16px;
  background:linear-gradient(115deg,#1b1a2e 20%,#5b3df5 55%,#ff6b9d 95%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero h1 .hl{display:block}
.hero p.lead{font-size:16px;color:var(--ink-soft);max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
  border:none;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s;
  font-family:inherit;
}
.btn-primary{
  background:linear-gradient(120deg,var(--brand) 0%,#8a6bff 60%,var(--brand-2) 120%);
  color:#fff;box-shadow:0 12px 28px rgba(91,61,245,.34);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(91,61,245,.44)}
.btn-ghost{
  background:#fff;color:var(--brand);border:1.5px solid rgba(91,61,245,.3);
}
.btn-ghost:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--brand)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.hero-tags span{
  font-size:12.5px;color:var(--ink-soft);padding:6px 13px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-weight:500;
}
.hero-visual{
  position:relative;padding:8px;
}
.visual-card{
  position:relative;border-radius:24px;padding:26px;
  background:linear-gradient(150deg,#ffffff 0%,#f3efff 100%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-lg);
  overflow:hidden;
}
.visual-card::before{
  content:"";position:absolute;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,157,.28),transparent 70%);
  top:-70px;right:-60px;
}
.visual-card::after{
  content:"";position:absolute;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,201,168,.24),transparent 70%);
  bottom:-70px;left:-50px;
}
.visual-card h3{position:relative;font-size:15px;color:var(--ink-soft);font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.visual-card h3 .spark{width:8px;height:8px;border-radius:2px;background:var(--brand);transform:rotate(45deg)}
.model-chips{display:flex;flex-wrap:wrap;gap:8px;position:relative;margin-bottom:20px}
.model-chips span{
  font-size:12px;padding:5px 11px;border-radius:8px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--ink-soft);
  transition:transform .2s,color .2s,border-color .2s;
}
.model-chips span:hover{transform:translateY(-2px);color:var(--brand);border-color:rgba(91,61,245,.4)}
.visual-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:relative}
.visual-stats div{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;
}
.visual-stats strong{display:block;font-size:19px;color:var(--brand);line-height:1.2}
.visual-stats small{font-size:11.5px;color:var(--muted)}

/* ---------- generic section ---------- */
.sec{padding:58px 0}
.sec-head{max-width:720px;margin:0 auto 36px;text-align:center}
.sec-tag{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:var(--brand);text-transform:uppercase;margin-bottom:10px;
  padding:4px 14px;border-radius:999px;background:rgba(91,61,245,.08);
}
.sec-head h2{font-size:clamp(24px,3.2vw,34px);letter-spacing:-.3px;margin-bottom:12px}
.sec-head p{color:var(--ink-soft);font-size:15px}

/* ---------- metric strip ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
  position:relative;overflow:hidden;
}
.metric::after{
  content:"";position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,var(--brand),var(--brand-2),var(--brand-3));
}
.metric:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.metric strong{display:block;font-size:30px;line-height:1.15;font-weight:900;color:var(--brand);letter-spacing:-1px}
.metric span{display:block;font-size:14px;font-weight:700;margin-top:6px}
.metric small{display:block;font-size:12.5px;color:var(--muted);margin-top:4px}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.about-text h2{font-size:clamp(24px,3vw,32px);margin-bottom:16px}
.about-text p{color:var(--ink-soft);font-size:15px;margin-bottom:14px}
.about-list{display:grid;gap:12px;margin-top:22px}
.about-list li{
  display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink-soft);
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;
}
.about-list li b{color:var(--ink)}
.about-list .ico{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  background:linear-gradient(135deg,var(--brand),#8a6bff);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;
}
.about-panel{
  background:linear-gradient(160deg,#ffffff,#f6f2ff);
  border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow);
}
.about-panel h3{font-size:18px;margin-bottom:16px}
.cap-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cap-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;
  transition:transform .25s,box-shadow .25s;
}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cap-item strong{display:block;font-size:14px;margin-bottom:4px}
.cap-item span{font-size:12.5px;color:var(--muted);line-height:1.5}

/* ---------- services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:10px;
  transition:transform .3s,box-shadow .3s,border-color .3s;
  position:relative;overflow:hidden;
}
.service-card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  transform:scaleX(0);transform-origin:left;transition:transform .35s;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(91,61,245,.28)}
.service-card:hover::before{transform:scaleX(1)}
.service-ico{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:900;color:#fff;
  background:linear-gradient(135deg,var(--brand),#8a6bff);
}
.service-card:nth-child(3n+2) .service-ico{background:linear-gradient(135deg,#ff6b9d,#ff9d76)}
.service-card:nth-child(3n+3) .service-ico{background:linear-gradient(135deg,#22c9a8,#3dd6c4)}
.service-card h3{font-size:16px}
.service-card p{font-size:13.5px;color:var(--ink-soft);flex:1}

/* ---------- workflow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:flow}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;position:relative;box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
}
.flow-step:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.flow-step .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;font-weight:900;font-size:15px;
  color:#fff;background:linear-gradient(135deg,var(--brand),#8a6bff);margin-bottom:14px;
}
.flow-step h3{font-size:15px;margin-bottom:6px}
.flow-step p{font-size:13px;color:var(--ink-soft)}

/* ---------- industry ---------- */
.industry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.industry-card{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:transform .3s,box-shadow .3s;
}
.industry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.industry-card .badge{
  flex-shrink:0;width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;font-size:22px;
  background:linear-gradient(135deg,rgba(91,61,245,.12),rgba(255,107,157,.14));
  color:var(--brand);font-weight:900;
}
.industry-card h3{font-size:16px;margin-bottom:6px}
.industry-card p{font-size:13.5px;color:var(--ink-soft)}

/* ---------- network ---------- */
.network-wrap{
  background:linear-gradient(140deg,#ffffff,#f4f0ff 60%,#fff5f8);
  border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:var(--shadow);
}
.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.network-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;
  transition:transform .25s,border-color .25s;
}
.network-item:hover{transform:translateY(-4px);border-color:rgba(91,61,245,.3)}
.network-item strong{display:block;font-size:15px;margin-bottom:5px}
.network-item span{font-size:13px;color:var(--muted)}
.network-note{margin-top:18px;font-size:13.5px;color:var(--ink-soft)}

/* ---------- compare ---------- */
.compare-wrap{
  background:#fff;border:1px solid var(--line);border-radius:24px;
  overflow:hidden;box-shadow:var(--shadow-lg);
}
.compare-top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:0;
  background:linear-gradient(120deg,#2a1f6e,#5b3df5 60%,#8a6bff);
  color:#fff;
}
.compare-top > div{padding:20px 22px;font-size:14px;font-weight:700}
.compare-top > div:nth-child(1){color:#fff}
.compare-top > div:nth-child(2){color:#ffe9a8;background:rgba(255,255,255,.08)}
.compare-top > div:nth-child(3){color:rgba(255,255,255,.85)}
.compare-row{display:grid;grid-template-columns:1.4fr 1fr 1fr;border-top:1px solid var(--line);transition:background .25s}
.compare-row:hover{background:#faf8ff}
.compare-row > div{padding:16px 22px;font-size:13.8px;color:var(--ink-soft)}
.compare-row > div:first-child{font-weight:700;color:var(--ink)}
.compare-row .us{background:rgba(91,61,245,.06);color:var(--brand);font-weight:700}
.compare-score{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:24px;
  padding:26px 22px;background:linear-gradient(120deg,rgba(91,61,245,.07),rgba(255,107,157,.08));
  border-top:1px solid var(--line);
}
.score-box{display:flex;align-items:center;gap:14px}
.score-num{font-size:40px;font-weight:900;color:var(--brand);letter-spacing:-2px;line-height:1}
.score-num small{font-size:16px;color:var(--muted);font-weight:700}
.stars{display:flex;gap:3px;color:#ffb547;font-size:18px;letter-spacing:2px}
.score-box p{font-size:13px;color:var(--ink-soft);margin-top:2px}

/* ---------- token table ---------- */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:620px}
thead th{
  background:linear-gradient(120deg,#f2eeff,#fdf0f6);
  font-size:13px;color:var(--ink);text-align:left;padding:14px 18px;font-weight:800;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
tbody td{padding:14px 18px;font-size:13.5px;color:var(--ink-soft);border-bottom:1px solid #f0edfa}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#faf8ff}
tbody td strong{color:var(--ink)}
.price-tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:700;background:rgba(34,201,168,.14);color:#0e8d76}
.price-tag.hot{background:rgba(255,107,157,.16);color:#d63d76}

/* ---------- reviews ---------- */
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:12px;
  transition:transform .3s,box-shadow .3s;position:relative;
}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.review-card .quote{font-size:26px;line-height:1;color:rgba(91,61,245,.22);font-weight:900}
.review-card p{font-size:13.8px;color:var(--ink-soft);flex:1}
.review-user{display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:14px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:15px;
  background:linear-gradient(135deg,var(--brand),#8a6bff);
}
.review-card:nth-child(2n) .avatar{background:linear-gradient(135deg,#ff6b9d,#ff9d76)}
.review-card:nth-child(3n) .avatar{background:linear-gradient(135deg,#22c9a8,#3dd6c4)}
.review-user strong{display:block;font-size:13.5px}
.review-user span{font-size:12px;color:var(--muted)}

/* ---------- cases ---------- */
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.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:var(--shadow-lg)}
.case-media{aspect-ratio:16/10;overflow:hidden;background:#f2eeff}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .case-media img{transform:scale(1.05)}
.case-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.case-body h3{font-size:15.5px}
.case-body p{font-size:13.3px;color:var(--ink-soft);flex:1}
.case-tag{font-size:12px;font-weight:700;color:var(--brand);background:rgba(91,61,245,.08);padding:3px 10px;border-radius:999px;align-self:flex-start}

/* ---------- articles ---------- */
.articles-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.article-card{
  display:flex;flex-direction:column;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:transform .3s,box-shadow .3s;
}
.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.article-card .meta{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.5px}
.article-card h3{font-size:15.5px}
.article-card p{font-size:13.3px;color:var(--ink-soft)}
.article-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.article-links a{
  font-size:13px;font-weight:600;color:var(--brand);
  padding:8px 16px;border-radius:999px;background:#fff;border:1px solid rgba(91,61,245,.22);
  transition:background .25s,transform .25s;
}
.article-links a:hover{background:rgba(91,61,245,.08);transform:translateY(-2px)}

/* ---------- match form ---------- */
.match-wrap{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:start;
}
.match-intro h2{font-size:clamp(24px,3vw,32px);margin-bottom:14px}
.match-intro p{font-size:14.5px;color:var(--ink-soft);margin-bottom:18px}
.match-tags{display:flex;flex-wrap:wrap;gap:8px}
.match-tags span{font-size:12.5px;padding:6px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-soft)}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow-lg);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:14px;color:var(--ink);
  padding:11px 14px;border:1px solid var(--line);border-radius:12px;
  background:#fbfaff;transition:border-color .25s,box-shadow .25s;width:100%;
}
.field textarea{resize:vertical;min-height:96px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(91,61,245,.13);background:#fff;
}
.form-card .btn{width:100%;margin-top:6px}
.form-note{font-size:12px;color:var(--muted);margin-top:10px;text-align:center}

/* ---------- faq ---------- */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.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(91,61,245,.35);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 20px;background:none;border:none;cursor:pointer;text-align:left;
  font-family:inherit;font-size:14.5px;font-weight:700;color:var(--ink);
}
.faq-q .chev{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(91,61,245,.09);color:var(--brand);font-size:13px;font-weight:900;
  transition:transform .3s,background .3s;
}
.faq-item.open .faq-q .chev{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 20px 18px;font-size:13.8px;color:var(--ink-soft)}

/* ---------- links / footer ---------- */
.friend-links{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:24px 26px;box-shadow:var(--shadow);
}
.friend-links h3{font-size:15px;margin-bottom:14px}
.link-cloud{display:flex;flex-wrap:wrap;gap:9px}
.link-cloud a{
  font-size:12.8px;color:var(--ink-soft);padding:6px 13px;border-radius:8px;
  background:#f7f5ff;border:1px solid var(--line);transition:.25s;
}
.link-cloud a:hover{color:var(--brand);border-color:rgba(91,61,245,.35);transform:translateY(-2px)}

.site-footer{
  margin-top:52px;background:#191733;color:#c9c5e4;padding:46px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:30px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{width:38px;height:38px;border-radius:10px;object-fit:contain;background:#fff}
.footer-brand strong{color:#fff;font-size:16px}
.footer-brand span{display:block;font-size:11px;color:#8f8ab8;letter-spacing:1.5px}
.site-footer p{font-size:13px;color:#a9a4cc;line-height:1.7}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col a,.footer-col li{font-size:13px;color:#a9a4cc;transition:color .25s}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:8px;align-items:flex-start}
.footer-contact li b{color:#d9d5f2;font-weight:600;flex-shrink:0}
.footer-qr{display:flex;align-items:center;gap:12px;margin-top:14px;background:rgba(255,255,255,.05);padding:10px;border-radius:12px}
.footer-qr img{width:74px;height:74px;object-fit:cover;border-radius:8px;background:#fff}
.footer-qr span{font-size:12px;color:#b7b2da;line-height:1.5}
.footer-bottom{
  margin-top:36px;border-top:1px solid rgba(255,255,255,.08);
  padding:18px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#8f8ab8;
}
.footer-bottom a{color:#a9a4cc}
.footer-bottom a:hover{color:#fff}

/* ---------- float / back-top ---------- */
.float-kf{
  position:fixed;right:20px;bottom:88px;z-index:120;
  display:flex;flex-direction:column;align-items:center;gap:6px;
}
.float-kf button{
  width:54px;height:54px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--brand),#8a6bff);color:#fff;
  font-size:12px;font-weight:700;box-shadow:0 12px 26px rgba(91,61,245,.4);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  transition:transform .25s;
}
.float-kf button:hover{transform:translateY(-3px) scale(1.04)}
.kf-pop{
  position:fixed;right:20px;bottom:152px;z-index:121;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;
  box-shadow:var(--shadow-lg);width:190px;text-align:center;
  opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s;
}
.kf-pop.show{opacity:1;visibility:visible;transform:translateY(0)}
.kf-pop img{width:150px;height:150px;object-fit:cover;margin:0 auto 8px;border-radius:8px}
.kf-pop p{font-size:12px;color:var(--ink-soft);line-height:1.5}
.back-top{
  position:fixed;right:20px;bottom:20px;z-index:120;
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--brand);font-size:18px;cursor:pointer;
  box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:.3s;
}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--brand);color:#fff}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);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}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .reviews-grid{grid-template-columns:repeat(2,1fr)}
  .cases-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about-grid{grid-template-columns:1fr}
  .match-wrap{grid-template-columns:1fr}
}
@media(max-width:860px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;
    padding:10px 20px 18px;box-shadow:0 18px 30px rgba(60,40,150,.10);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px;border-radius:8px;font-size:15px}
  .nav-links .nav-cta{margin:10px 0 0;justify-content:center;padding:12px 18px !important}
  .menu-toggle{display:flex}
  .site-header{position:sticky}
  .header-inner{position:relative}
}
@media(max-width:768px){
  .hero{padding:44px 0 40px}
  .sec{padding:44px 0}
  .sec-head{margin-bottom:26px}
  .compare-top,.compare-row{grid-template-columns:1.2fr 1fr 1fr}
  .compare-top > div,.compare-row > div{padding:12px 12px;font-size:12.5px}
  .articles-grid{grid-template-columns:1fr}
  .industry-grid{grid-template-columns:1fr}
  .network-grid{grid-template-columns:1fr 1fr}
  .network-wrap{padding:24px 18px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .float-kf{right:14px;bottom:80px}
  .back-top{right:14px;bottom:16px}
  .kf-pop{right:14px;bottom:144px}
}
@media(max-width:560px){
  .metrics{grid-template-columns:1fr}
  .services-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .reviews-grid{grid-template-columns:1fr}
  .cases-grid{grid-template-columns:1fr}
  .network-grid{grid-template-columns:1fr}
  .visual-stats{grid-template-columns:1fr 1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .brand-text span{display:none}
  .brand img{width:34px;height:34px}
  .form-card{padding:20px}
  .about-panel{padding:20px}
  .cap-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}