:root{
  --ink:#16112c;
  --ink-2:#3a3552;
  --muted:#66608a;
  --bg:#f7f5ff;
  --violet:#6d2bf0;
  --deep:#3d13a8;
  --pink:#ff2f7d;
  --cyan:#00c2e0;
  --amber:#ffb01f;
  --radius:18px;
  --shadow:0 12px 32px rgba(83,42,190,.10);
  --shadow-strong:0 18px 44px rgba(83,42,190,.20);
  --max:1180px;
}
*{box-sizing:border-box;}
html{
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 600px at 8% 0%, rgba(109,43,240,.17), transparent 62%),
    radial-gradient(820px 560px at 96% 8%, rgba(255,47,125,.14), transparent 62%),
    radial-gradient(880px 620px at 46% 62%, rgba(0,194,224,.10), transparent 65%),
    radial-gradient(760px 520px at 14% 98%, rgba(255,176,31,.13), transparent 62%);
  background-attachment:fixed;
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background-color:transparent;
}
img{max-width:100%;}
a{color:inherit;}
h1,h2,h3,h4{line-height:1.3;color:var(--ink);}
.container{
  width:100%;
  max-width:var(--max);
  margin-left:auto;
  margin-right:auto;
  padding-left:20px;
  padding-right:20px;
}
section[id]{scroll-margin-top:88px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.9);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid rgba(109,43,240,.14);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:70px;
}
.brand{display:flex;align-items:center;flex:0 0 auto;text-decoration:none;}
.ai-page-logo{display:block;width:auto;height:auto;max-height:40px;max-width:170px;}
.nav{
  display:flex;
  align-items:center;
  gap:14px;
  min-width:0;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:0;
  margin:0;
  padding:0;
  list-style:none;
}
.nav-links li{list-style:none;margin:0;padding:0;}
.nav-links a{
  display:block;
  padding:8px 9px;
  font-size:14px;
  font-weight:500;
  color:var(--ink-2);
  text-decoration:none;
  border-radius:10px;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:rgba(109,43,240,.10);color:var(--violet);}
.nav-cta{padding:9px 18px;font-size:14px;white-space:nowrap;}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;
  height:40px;
  padding:0 10px;
  border:1px solid rgba(109,43,240,.24);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--ink-2);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  text-decoration:none;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{
  background:linear-gradient(120deg,#6d2bf0,#ff2f7d);
  color:#fff;
  box-shadow:0 10px 26px rgba(109,43,240,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,47,125,.34);}
.btn-ghost{
  background:#fff;
  color:var(--ink);
  border-color:rgba(109,43,240,.28);
}
.btn-ghost:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-2px);}

/* ---------- hero ---------- */
.hero{padding:46px 0 10px;}
.hero-panel{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  padding:54px 46px 48px;
  background:linear-gradient(125deg,#3d13a8 0%,#6d2bf0 34%,#c81fb0 68%,#ff2f7d 100%);
  color:#fff;
  box-shadow:0 28px 70px rgba(87,26,199,.30);
}
.hero-panel::before{
  content:"";
  position:absolute;
  top:-190px;
  right:-130px;
  width:470px;
  height:470px;
  border-radius:50%;
  background:radial-gradient(circle at 32% 32%,rgba(255,255,255,.40),rgba(255,255,255,0) 64%);
  animation:floatBlob 16s ease-in-out infinite;
  z-index:0;
}
.hero-panel::after{
  content:"";
  position:absolute;
  left:-150px;
  bottom:-200px;
  width:430px;
  height:430px;
  border-radius:50%;
  border:2px dashed rgba(255,255,255,.24);
  animation:spinSlow 32s linear infinite;
  z-index:0;
}
.hero-panel > *{position:relative;z-index:1;}
.hero-kicker{
  display:inline-block;
  padding:6px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.38);
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
}
.hero h1{
  margin:20px 0 16px;
  font-size:clamp(27px,4.2vw,45px);
  font-weight:800;
  letter-spacing:-.01em;
  color:#fff;
}
.hero-lead{
  margin:0 0 26px;
  max-width:770px;
  font-size:clamp(15px,1.7vw,17.5px);
  color:rgba(255,255,255,.93);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero .btn-primary{background:#fff;color:var(--deep);box-shadow:0 14px 30px rgba(0,0,0,.22);}
.hero .btn-primary:hover{background:#fff6fb;box-shadow:0 18px 36px rgba(0,0,0,.26);}
.hero .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.hero .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin:28px 0 0;
  padding:0;
  list-style:none;
}
.hero-points li{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  color:rgba(255,255,255,.95);
}
.hero-points li::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:#ffd166;
  box-shadow:0 0 0 4px rgba(255,209,102,.28);
}
@keyframes floatBlob{
  0%,100%{transform:translate3d(0,0,0) scale(1);}
  50%{transform:translate3d(-20px,24px,0) scale(1.06);}
}
@keyframes spinSlow{to{transform:rotate(360deg);}}

/* ---------- section base ---------- */
.section{padding:56px 0;}
.section-head{max-width:790px;margin:0 auto 38px;text-align:center;}
.eyebrow{
  display:inline-block;
  margin-bottom:14px;
  padding:5px 15px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--violet);
  background:rgba(109,43,240,.10);
}
.section-head h2{margin:0 0 12px;font-size:clamp(22px,2.9vw,32px);font-weight:800;letter-spacing:-.01em;}
.section-head p{margin:0;font-size:15.5px;color:var(--muted);}

/* ---------- card ---------- */
.card{
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong);border-color:rgba(255,47,125,.38);}

/* ---------- about ---------- */
.about-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:32px;
  align-items:start;
}
.about-text h3{margin:0 0 12px;font-size:20px;font-weight:800;}
.about-text p{margin:0 0 14px;font-size:15.5px;color:var(--ink-2);}
.about-text p:last-child{margin-bottom:0;}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.stat-card{
  padding:22px 20px;
  border-radius:16px;
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-strong);}
.stat-num{
  display:block;
  font-size:26px;
  font-weight:900;
  line-height:1.15;
  background:linear-gradient(120deg,#6d2bf0,#ff2f7d);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-label{display:block;margin-top:6px;font-size:13.5px;color:var(--muted);}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.service-card{
  position:relative;
  overflow:hidden;
  padding:28px 24px 24px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.service-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  background:linear-gradient(90deg,#6d2bf0,#ff2f7d);
}
.service-card:nth-child(2)::before{background:linear-gradient(90deg,#00c2e0,#6d2bf0);}
.service-card:nth-child(3)::before{background:linear-gradient(90deg,#ffb01f,#ff2f7d);}
.service-card:nth-child(4)::before{background:linear-gradient(90deg,#00c2e0,#ff2f7d);}
.service-card:nth-child(5)::before{background:linear-gradient(90deg,#ff2f7d,#6d2bf0);}
.service-card:nth-child(6)::before{background:linear-gradient(90deg,#6d2bf0,#ffb01f);}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-strong);border-color:rgba(109,43,240,.34);}
.service-card h3{margin:0 0 10px;font-size:18px;font-weight:800;}
.service-card p{margin:0;font-size:14.5px;color:var(--muted);}

/* ---------- flow ---------- */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.flow-step{
  padding:24px 18px;
  border-radius:16px;
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong);}
.flow-dot{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:32px;
  height:32px;
  margin-bottom:14px;
  border-radius:10px;
  font-size:13px;
  font-weight:800;
  color:#fff;
  background:linear-gradient(135deg,#6d2bf0,#ff2f7d);
}
.flow-step:nth-child(2) .flow-dot{background:linear-gradient(135deg,#00c2e0,#6d2bf0);}
.flow-step:nth-child(3) .flow-dot{background:linear-gradient(135deg,#ff2f7d,#c81fb0);}
.flow-step:nth-child(4) .flow-dot{background:linear-gradient(135deg,#ffb01f,#ff2f7d);}
.flow-step:nth-child(5) .flow-dot{background:linear-gradient(135deg,#3d13a8,#ff2f7d);}
.flow-step h3{margin:0 0 8px;font-size:15.5px;font-weight:800;}
.flow-step p{margin:0;font-size:13.5px;color:var(--muted);}

/* ---------- solutions ---------- */
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.solution-card{padding:26px 24px;}
.solution-card h3{margin:0 0 10px;font-size:17.5px;font-weight:800;}
.solution-card p{margin:0 0 16px;font-size:14.5px;color:var(--muted);}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;}
.chip-row li{
  padding:4px 11px;
  border-radius:999px;
  font-size:12.5px;
  color:var(--violet);
  background:rgba(109,43,240,.09);
  border:1px solid rgba(109,43,240,.16);
}
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px;
  margin-top:34px;
}
.tag{
  padding:7px 15px;
  border-radius:999px;
  font-size:13.5px;
  color:var(--ink-2);
  background:#fff;
  border:1px solid rgba(109,43,240,.2);
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.tag:hover{
  transform:translateY(-2px);
  background:linear-gradient(120deg,#6d2bf0,#ff2f7d);
  color:#fff;
  border-color:transparent;
}

/* ---------- network ---------- */
.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.network-card{padding:24px;}
.network-card h3{margin:0 0 8px;font-size:16.5px;font-weight:800;}
.network-card p{margin:0;font-size:14.5px;color:var(--muted);word-break:break-all;}

/* ---------- timeline ---------- */
.timeline{position:relative;max-width:840px;margin:0 auto;padding-left:30px;}
.timeline::before{
  content:"";
  position:absolute;
  left:8px;
  top:10px;
  bottom:10px;
  width:3px;
  border-radius:3px;
  background:linear-gradient(180deg,#6d2bf0,#ff2f7d,#ffb01f);
}
.tl-item{position:relative;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-26px;
  top:7px;
  width:13px;
  height:13px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--violet);
}
.tl-item:nth-child(2)::before{border-color:#c81fb0;}
.tl-item:nth-child(3)::before{border-color:#ff2f7d;}
.tl-item:nth-child(4)::before{border-color:#ffb01f;}
.tl-item:nth-child(5)::before{border-color:#00c2e0;}
.tl-item:nth-child(6)::before{border-color:#3d13a8;}
.tl-item h3{margin:0 0 6px;font-size:17px;font-weight:800;}
.tl-item p{margin:0;font-size:14.5px;color:var(--muted);}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.case-card{
  display:flex;
  flex-direction:column;
  padding:14px 14px 20px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong);}
.case-media{
  display:flex;
  align-items:center;
  justify-content:center;
  aspect-ratio:4/3;
  padding:8px;
  border-radius:13px;
  overflow:hidden;
  background:linear-gradient(135deg,#f1ebff,#ffe9f4);
}
.case-media img{display:block;width:100%;height:100%;object-fit:contain;border-radius:8px;}
.case-card h3{margin:16px 0 6px;font-size:16.5px;font-weight:800;}
.case-card p{margin:0;font-size:14px;color:var(--muted);}

/* ---------- table ---------- */
.table-wrap{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  border-radius:16px;
  border:1px solid rgba(109,43,240,.14);
  background:#fff;
  box-shadow:var(--shadow);
}
table{width:100%;border-collapse:collapse;min-width:680px;font-size:14.5px;}
thead th{
  padding:14px 16px;
  text-align:left;
  font-weight:700;
  color:var(--ink);
  white-space:nowrap;
  background:linear-gradient(120deg,#f2ecff,#ffe9f3);
}
tbody td{
  padding:13px 16px;
  border-top:1px solid rgba(109,43,240,.1);
  color:var(--ink-2);
  vertical-align:top;
}
tbody tr:nth-child(even) td{background:rgba(109,43,240,.03);}
.hl{color:var(--violet);font-weight:700;}

/* ---------- rating ---------- */
.rating-box{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:26px;
  margin-top:26px;
  padding:28px 30px;
  border-radius:20px;
  background:linear-gradient(125deg,#3d13a8,#7a1ff0 55%,#ff2f7d);
  color:#fff;
  box-shadow:0 20px 48px rgba(109,43,240,.28);
}
.rating-score{
  display:flex;
  align-items:baseline;
  gap:6px;
  font-size:42px;
  font-weight:900;
  line-height:1;
  color:#fff;
}
.rating-score small{font-size:16px;font-weight:600;color:rgba(255,255,255,.78);}
.rating-body{flex:1 1 320px;min-width:240px;}
.rating-body strong{display:block;font-size:17px;margin-bottom:6px;}
.rating-body p{margin:0;font-size:14.5px;color:rgba(255,255,255,.9);}
.stars{display:block;margin-top:8px;font-size:19px;letter-spacing:3px;color:#ffd166;}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.review-card{
  display:flex;
  flex-direction:column;
  padding:26px 24px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong);}
.review-card p{margin:0 0 18px;font-size:14.5px;color:var(--ink-2);flex:1 1 auto;}
.review-user{display:flex;align-items:center;gap:12px;}
.avatar{
  display:flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  flex:0 0 40px;
  border-radius:50%;
  font-size:15px;
  font-weight:800;
  color:#fff;
  background:linear-gradient(135deg,#6d2bf0,#ff2f7d);
}
.review-user strong{display:block;font-size:14.5px;color:var(--ink);}
.review-user span{display:block;font-size:12.5px;color:var(--muted);}

/* ---------- form ---------- */
.match-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:30px;align-items:start;}
.match-side{padding:26px;border-radius:var(--radius);background:#fff;border:1px solid rgba(109,43,240,.14);box-shadow:var(--shadow);}
.match-side h3{margin:0 0 12px;font-size:19px;font-weight:800;}
.match-side p{margin:0 0 16px;font-size:14.5px;color:var(--muted);}
.check-list{margin:0;padding:0;list-style:none;}
.check-list li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
  font-size:14.5px;
  color:var(--ink-2);
}
.check-list li:last-child{margin-bottom:0;}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:9px;
  height:9px;
  border-radius:3px;
  background:linear-gradient(135deg,#6d2bf0,#ff2f7d);
}
.lead-form{
  padding:28px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field-full{grid-column:1/-1;}
.field label{font-size:14px;font-weight:600;color:var(--ink-2);}
.field input,
.field select,
.field textarea{
  width:100%;
  font-family:inherit;
  font-size:15px;
  color:var(--ink);
  padding:12px 14px;
  border-radius:12px;
  border:1.5px solid rgba(109,43,240,.2);
  background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{resize:vertical;min-height:110px;line-height:1.6;}
.field input::placeholder,
.field textarea::placeholder{color:#9891b3;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--violet);
  box-shadow:0 0 0 4px rgba(109,43,240,.12);
}
.form-actions{margin-top:20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.form-note{font-size:13px;color:var(--muted);margin:0;}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  margin-bottom:12px;
  border-radius:14px;
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:0 8px 22px rgba(83,42,190,.07);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(255,47,125,.4);box-shadow:0 14px 32px rgba(83,42,190,.14);}
.faq-item summary{
  position:relative;
  padding:17px 52px 17px 22px;
  cursor:pointer;
  font-size:15.5px;
  font-weight:600;
  color:var(--ink);
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:20px;
  top:50%;
  transform:translateY(-50%);
  font-size:20px;
  font-weight:700;
  line-height:1;
  color:var(--violet);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg);}
.faq-item p{
  margin:0;
  padding:0 22px 18px;
  font-size:14.5px;
  color:var(--muted);
}

/* ---------- insights ---------- */
.insight-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
  margin:0;
  padding:0;
  list-style:none;
}
.insight-list li{list-style:none;}
.insight-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px;
  border-radius:14px;
  background:#fff;
  border:1px solid rgba(109,43,240,.14);
  box-shadow:var(--shadow);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  color:var(--ink);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,color .22s ease;
}
.insight-list a:hover{
  transform:translateY(-3px);
  color:var(--violet);
  border-color:rgba(109,43,240,.36);
  box-shadow:var(--shadow-strong);
}
.insight-list a span.arrow{color:var(--pink);font-weight:800;}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:start;}
.contact-card{padding:28px;}
.contact-list{margin:0;padding:0;list-style:none;}
.contact-list li{
  display:flex;
  flex-wrap:wrap;
  gap:6px 14px;
  padding:12px 0;
  border-bottom:1px dashed rgba(109,43,240,.16);
  font-size:15px;
}
.contact-list li:last-child{border-bottom:none;}
.contact-list .k{color:var(--muted);min-width:82px;font-size:14px;}
.contact-list .v{color:var(--ink);font-weight:600;word-break:break-all;}
.contact-list a{color:var(--violet);text-decoration:none;}
.contact-list a:hover{text-decoration:underline;}
.qr-card{padding:26px;text-align:center;}
.qr-card img{
  display:block;
  width:100%;
  max-width:190px;
  height:auto;
  margin:0 auto 14px;
  border-radius:12px;
  border:1px solid rgba(109,43,240,.16);
  background:#fff;
}
.qr-card p{margin:0;font-size:14px;color:var(--muted);}

/* ---------- join ---------- */
.join-panel{
  position:relative;
  overflow:hidden;
  padding:40px 42px;
  border-radius:24px;
  background:linear-gradient(120deg,#3d13a8,#7a1ff0 52%,#ff2f7d);
  color:#fff;
  box-shadow:0 24px 60px rgba(109,43,240,.30);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.join-panel::after{
  content:"";
  position:absolute;
  right:-120px;
  top:-140px;
  width:360px;
  height:360px;
  border-radius:50%;
  border:2px dashed rgba(255,255,255,.26);
  animation:spinSlow 36s linear infinite;
}
.join-text{position:relative;z-index:1;flex:1 1 420px;min-width:240px;}
.join-text h2{margin:0 0 10px;font-size:clamp(21px,2.6vw,28px);font-weight:800;color:#fff;}
.join-text p{margin:0;font-size:15px;color:rgba(255,255,255,.92);}
.join-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}
.join-actions .btn-primary{background:#fff;color:var(--deep);box-shadow:0 14px 30px rgba(0,0,0,.2);}
.join-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.72);}
.join-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:56px;
  padding:44px 0 24px;
  background:#1b1136;
  color:#e7e2f8;
}
.footer-top{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:32px;
  align-items:start;
}
.footer-name{margin:0 0 8px;font-size:19px;font-weight:800;color:#fff;}
.footer-desc{margin:0 0 12px;font-size:14px;color:#bdb2e2;line-height:1.7;}
.footer-mail{margin:0;font-size:14px;color:#bdb2e2;}
.footer-mail a{color:#8fe6ff;text-decoration:none;}
.footer-mail a:hover{text-decoration:underline;}
.footer-links h3{margin:0 0 14px;font-size:15px;font-weight:700;color:#fff;}
.footer-links ul{display:flex;flex-wrap:wrap;gap:10px 18px;margin:0;padding:0;list-style:none;}
.footer-links li{list-style:none;}
.footer-links a{
  font-size:14px;
  color:#c9bff0;
  text-decoration:none;
  transition:color .2s ease;
}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  margin-top:28px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  gap:8px 24px;
  align-items:center;
  justify-content:space-between;
}
.footer-bottom p{margin:0;font-size:13px;color:#a89bd4;}
.footer-bottom a{color:#8fe6ff;text-decoration:none;}
.footer-bottom a:hover{text-decoration:underline;}

/* ---------- floating dock ---------- */
.float-dock{
  position:fixed;
  right:18px;
  bottom:22px;
  z-index:80;
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:12px;
}
.dock-btn{
  width:52px;
  height:52px;
  border:none;
  border-radius:50%;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  font-weight:700;
  color:#fff;
  background:linear-gradient(135deg,#6d2bf0,#ff2f7d);
  box-shadow:0 10px 26px rgba(109,43,240,.36);
  transition:transform .22s ease,box-shadow .22s ease;
}
.dock-btn:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(255,47,125,.36);}
#toTop{
  font-size:18px;
  background:linear-gradient(135deg,#3d13a8,#6d2bf0);
  opacity:0;
  pointer-events:none;
  transition:transform .22s ease,opacity .25s ease;
}
#toTop.show{opacity:1;pointer-events:auto;}
.kefu-panel{
  position:absolute;
  right:0;
  bottom:132px;
  width:236px;
  padding:16px;
  border-radius:16px;
  background:#fff;
  border:1px solid rgba(109,43,240,.16);
  box-shadow:0 20px 50px rgba(31,15,80,.22);
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.kefu-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.kefu-title{margin:0 0 10px;font-size:14px;font-weight:800;color:var(--ink);text-align:center;}
.kefu-panel img{
  display:block;
  width:100%;
  max-width:180px;
  height:auto;
  margin:0 auto 12px;
  border-radius:10px;
}
.kefu-line{margin:0 0 6px;font-size:13px;color:var(--muted);text-align:center;word-break:break-all;}
.kefu-line:last-child{margin-bottom:0;}

/* ---------- reveal ---------- */
.js-anim .reveal{
  opacity:0;
  transform:translateY(22px);
  transition:opacity .65s ease,transform .65s cubic-bezier(.22,1,.36,1);
}
.js-anim .reveal.in{opacity:1;transform:translateY(0);}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .service-grid,.case-grid,.solution-grid,.network-grid,.review-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(3,1fr);}
  .about-grid{grid-template-columns:1fr;}
  .match-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
}
@media (max-width:920px){
  .nav-toggle{display:flex;}
  .nav{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:10px 20px 20px;
    background:#fff;
    border-bottom:1px solid rgba(109,43,240,.16);
    box-shadow:0 18px 34px rgba(31,15,80,.14);
  }
  .nav.is-open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;width:100%;}
  .nav-links a{padding:12px 8px;border-bottom:1px solid rgba(109,43,240,.08);border-radius:0;font-size:15px;}
  .nav-cta{margin-top:14px;justify-content:center;width:100%;}
}
@media (max-width:720px){
  .hero{padding:28px 0 6px;}
  .hero-panel{padding:36px 24px 34px;border-radius:22px;}
  .section{padding:44px 0;}
  .section-head{margin-bottom:30px;}
  .service-grid,.case-grid,.solution-grid,.network-grid,.review-grid,.insight-list{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .form-grid{grid-template-columns:1fr;}
  .lead-form{padding:22px;}
  .match-side{padding:22px;}
  .contact-card,.qr-card{padding:22px;}
  .join-panel{padding:30px 24px;}
  .rating-box{padding:22px;}
  .rating-score{font-size:34px;}
  .footer-links ul{gap:10px 16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .float-dock{right:12px;bottom:16px;}
  .dock-btn{width:48px;height:48px;font-size:13px;}
  .kefu-panel{width:214px;bottom:124px;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .hero-panel::before,.hero-panel::after,.join-panel::after{animation:none;}
  .js-anim .reveal{opacity:1 !important;transform:none !important;transition:none !important;}
  .card:hover,.service-card:hover,.flow-step:hover,.case-card:hover,.review-card:hover,.stat-card:hover,.insight-list a:hover,.btn:hover,.dock-btn:hover{transform:none;}
}