:root{
  --ink:#141327;
  --ink-2:#33304d;
  --muted:#6a6685;
  --paper:#fffdf7;
  --line:#ece5d8;
  --brand:#e8174f;
  --brand-soft:#ff2e63;
  --sun:#ffc93c;
  --violet:#5a2bff;
  --mint:#00b394;
  --radius:18px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Segoe UI",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background-color:var(--paper);
  background-image:
    radial-gradient(1100px 620px at 86% -8%, rgba(255,201,60,.35) 0%, rgba(255,201,60,0) 62%),
    radial-gradient(820px 520px at -6% 8%, rgba(255,46,99,.14) 0%, rgba(255,46,99,0) 60%),
    radial-gradient(1000px 700px at 50% 104%, rgba(90,43,255,.11) 0%, rgba(90,43,255,0) 62%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;}
a{color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.wrap{width:100%;max-width:1180px;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:90;
  background:rgba(255,253,247,.93);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(20,19,39,.08);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 10px 26px rgba(20,19,39,.09);}
.nav-inner{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:70px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:0 0 auto;}
.brand .ai-page-logo{max-height:38px;width:auto;display:block;}
.brand-txt{font-weight:800;font-size:18px;letter-spacing:.6px;}
.brand-txt em{font-style:normal;color:var(--brand);}
.nav{display:flex;align-items:center;gap:12px;}
.nav-links{display:flex;align-items:center;gap:0;margin:0;padding:0;list-style:none;}
.nav-links a{
  display:block;padding:8px 10px;border-radius:9px;
  color:#2b2740;text-decoration:none;font-size:14px;font-weight:600;
  transition:background .2s ease,color .2s ease;
  white-space:nowrap;
}
.nav-links a:hover{background:#fff0f5;color:var(--brand);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;
  font-weight:700;font-size:15px;text-decoration:none;
  border:2px solid transparent;cursor:pointer;font-family:inherit;
  transition:transform .18s ease,box-shadow .22s ease,background .2s ease,color .2s ease;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:linear-gradient(135deg,#e8174f,#ff5a3c);color:#fff;box-shadow:0 10px 24px rgba(232,23,79,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(232,23,79,.34);}
.btn-ghost{background:#fff;color:#141327;border-color:#141327;}
.btn-ghost:hover{background:#141327;color:#fff;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:42px;padding:0 11px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:#141327;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);}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 46px;}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;filter:blur(52px);
  pointer-events:none;z-index:0;
}
.hero::before{width:340px;height:340px;background:rgba(255,46,99,.36);top:-120px;left:-110px;animation:floatA 13s ease-in-out infinite;}
.hero::after{width:380px;height:380px;background:rgba(90,43,255,.30);bottom:-160px;right:-110px;animation:floatB 15s ease-in-out infinite;}
@keyframes floatA{0%,100%{transform:translate(0,0);}50%{transform:translate(30px,26px);}}
@keyframes floatB{0%,100%{transform:translate(0,0);}50%{transform:translate(-32px,-24px);}}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:var(--brand);margin-bottom:14px;text-transform:uppercase;
}
.eyebrow::before{content:"";width:24px;height:3px;border-radius:2px;background:linear-gradient(90deg,#ff2e63,#ffc93c);flex:0 0 auto;}
h1{font-size:clamp(30px,4.1vw,50px);line-height:1.22;letter-spacing:-1px;margin-bottom:18px;}
.hl{
  background:linear-gradient(180deg,transparent 60%,#ffd75e 60%,#ffd75e 93%,transparent 93%);
  padding:0 4px;border-radius:2px;
}
.hero-lead{font-size:16px;color:#4a4560;max-width:600px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;}
.hero-points li{
  position:relative;padding-left:22px;font-size:14px;font-weight:600;color:#33304d;
}
.hero-points li::before{
  content:"";position:absolute;left:0;top:.52em;width:12px;height:12px;border-radius:4px;
  background:linear-gradient(135deg,#ff2e63,#ffc93c);
}
.side-card{
  background:#fff;border:1px solid rgba(20,19,39,.08);border-radius:22px;
  padding:24px 22px;box-shadow:0 20px 44px rgba(20,19,39,.10);
}
.side-title{font-size:13px;font-weight:800;letter-spacing:1.4px;color:#8b869f;margin-bottom:14px;text-transform:uppercase;}
.chip-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.chip{
  display:inline-block;padding:7px 13px;border-radius:999px;
  background:#fffdf7;border:1px solid rgba(20,19,39,.10);
  font-size:13px;font-weight:700;color:#2b2740;
  transition:transform .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.chip:hover{transform:translateY(-3px);border-color:var(--brand);color:var(--brand);box-shadow:0 8px 16px rgba(232,23,79,.16);}
.side-foot{margin-top:16px;font-size:13.5px;color:#6a6685;padding-top:14px;border-top:1px dashed rgba(20,19,39,.12);}

/* ---------- stats ---------- */
.stats-band{padding:0 0 10px;}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:#fff;border:1px solid rgba(20,19,39,.08);border-radius:20px;
  padding:26px 22px;box-shadow:0 16px 36px rgba(20,19,39,.08);
}
.stat{text-align:center;position:relative;}
.stat + .stat::before{
  content:"";position:absolute;left:-8px;top:12%;height:76%;width:1px;background:rgba(20,19,39,.09);
}
.stat strong{display:block;font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.2;color:#e8174f;letter-spacing:-.5px;}
.stat:nth-child(2) strong{color:#b47200;}
.stat:nth-child(3) strong{color:#4a25d6;}
.stat:nth-child(4) strong{color:#00836c;}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:#5f5a78;font-weight:600;}

/* ---------- section base ---------- */
.section{padding:62px 0;}
.sec-head{max-width:780px;margin-bottom:34px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:12px;}
.sec-head p{color:var(--muted);font-size:15.5px;}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:start;}
.about-text p{color:#413c58;font-size:15.5px;margin-bottom:14px;}
.check-list{display:grid;gap:10px;margin-top:18px;}
.check-list li{position:relative;padding-left:26px;color:#33304d;font-size:15px;}
.check-list li::before{
  content:"";position:absolute;left:0;top:.55em;width:13px;height:13px;border-radius:4px;
  background:linear-gradient(135deg,#ff2e63,#ffc93c);
}
.mini-cards{display:grid;gap:14px;}
.mini-card{
  background:#fff;border:1px solid var(--line);border-left:5px solid var(--brand);
  border-radius:16px;padding:18px 20px;
  box-shadow:0 6px 18px rgba(20,19,39,.05);
  transition:transform .22s ease,box-shadow .22s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:0 16px 30px rgba(20,19,39,.11);}
.mini-card:nth-child(2){border-left-color:var(--violet);}
.mini-card:nth-child(3){border-left-color:var(--sun);}
.mini-card h3{font-size:16.5px;margin-bottom:6px;}
.mini-card p{font-size:14.5px;color:var(--muted);}

/* ---------- services ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.svc-card{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:24px 22px;display:flex;flex-direction:column;gap:10px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.svc-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;opacity:0;transition:opacity .25s ease;
  background:linear-gradient(90deg,#ff2e63,#ffc93c,#5a2bff);
}
.svc-card:hover{transform:translateY(-5px);box-shadow:0 20px 38px rgba(20,19,39,.12);border-color:transparent;}
.svc-card:hover::after{opacity:1;}
.svc-no{font-size:12px;font-weight:800;letter-spacing:2px;color:#e8174f;}
.svc-card h3{font-size:18px;}
.svc-card p{font-size:14.5px;color:#5f5a78;flex:1;}
.tag-line{display:flex;flex-wrap:wrap;gap:7px;margin-top:4px;}
.tag-line span{
  font-size:12.5px;font-weight:600;color:#4a4560;
  background:#fdf6e9;border:1px solid rgba(20,19,39,.07);
  padding:4px 10px;border-radius:999px;
}

/* ---------- panel / tag cloud ---------- */
.panel{
  position:relative;overflow:hidden;
  border-radius:26px;border:1px solid rgba(20,19,39,.07);
  background:linear-gradient(135deg,#fff6e6 0%,#ffeef3 55%,#eef0ff 100%);
  padding:40px 32px;
  box-shadow:0 16px 40px rgba(20,19,39,.07);
}
.panel h3{font-size:18px;margin-bottom:8px;}
.panel .panel-sub{font-size:14.5px;color:#5f5a78;margin-bottom:18px;}
.panel-block + .panel-block{margin-top:28px;padding-top:26px;border-top:1px dashed rgba(20,19,39,.14);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-block;padding:8px 14px;border-radius:999px;background:#fff;
  border:1px solid rgba(20,19,39,.10);font-size:13.5px;font-weight:600;color:#2b2740;
  box-shadow:0 2px 6px rgba(20,19,39,.04);
  transition:transform .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.tag:hover{transform:translateY(-2px);border-color:#ff2e63;color:#e8174f;box-shadow:0 8px 16px rgba(232,23,79,.16);}
.tag.model{background:#fffdf7;}
.tag.model:hover{border-color:#5a2bff;color:#4a25d6;box-shadow:0 8px 16px rgba(90,43,255,.16);}

/* ---------- industry list ---------- */
.ind-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.ind-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.ind-item:hover{transform:translateX(4px);box-shadow:0 12px 24px rgba(20,19,39,.09);}
.ind-dot{
  width:10px;height:10px;border-radius:3px;flex:0 0 auto;margin-top:8px;
  background:linear-gradient(135deg,#ff2e63,#ffc93c);
}
.ind-item:nth-child(2) .ind-dot{background:linear-gradient(135deg,#5a2bff,#00b394);}
.ind-item:nth-child(3) .ind-dot{background:linear-gradient(135deg,#00b394,#ffc93c);}
.ind-item:nth-child(4) .ind-dot{background:linear-gradient(135deg,#ffc93c,#ff2e63);}
.ind-item:nth-child(5) .ind-dot{background:linear-gradient(135deg,#ff2e63,#5a2bff);}
.ind-item:nth-child(6) .ind-dot{background:linear-gradient(135deg,#00b394,#5a2bff);}
.ind-item h3{font-size:16px;margin-bottom:4px;}
.ind-item p{font-size:14px;color:#5f5a78;}

/* ---------- network ---------- */
.net-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:22px;align-items:stretch;}
.net-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;}
.net-card h3{font-size:18px;margin-bottom:10px;}
.net-card p{font-size:14.5px;color:#5f5a78;}
.net-regions{
  display:flex;flex-wrap:wrap;gap:10px;align-content:flex-start;
  background:linear-gradient(135deg,#fff3f7,#eef0ff);
  border:1px solid rgba(20,19,39,.07);border-radius:18px;padding:24px;
}
.net-regions span{
  background:#fff;border:1px solid rgba(20,19,39,.08);border-radius:10px;
  padding:8px 15px;font-size:14px;font-weight:600;color:#2b2740;
  transition:transform .2s ease,color .2s ease,border-color .2s ease;
}
.net-regions span:hover{transform:translateY(-2px);color:#e8174f;border-color:#ffc9d8;}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 16px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:0 16px 30px rgba(20,19,39,.10);}
.step-no{
  width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#fff;font-size:15px;margin-bottom:12px;
  background:linear-gradient(135deg,#e8174f,#ff5a3c);
}
.step:nth-child(2) .step-no{background:linear-gradient(135deg,#ff8a3c,#ffc93c);}
.step:nth-child(3) .step-no{background:linear-gradient(135deg,#5a2bff,#8a5cff);}
.step:nth-child(4) .step-no{background:linear-gradient(135deg,#00b394,#3ad3b6);}
.step:nth-child(5) .step-no{background:linear-gradient(135deg,#141327,#4a4560);}
.step h3{font-size:15.5px;margin-bottom:8px;}
.step p{font-size:13.8px;color:#5f5a78;line-height:1.65;}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-5px);box-shadow:0 20px 38px rgba(20,19,39,.13);}
.case-media{background:#f8f2e6;padding:10px;display:flex;align-items:center;justify-content:center;}
.case-media img{display:block;width:100%;height:auto;border-radius:10px;object-fit:contain;}
.case-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.case-body h3{font-size:16.5px;}
.case-body p{font-size:14px;color:#5f5a78;flex:1;}
.pill{
  display:inline-block;align-self:flex-start;
  font-size:12px;font-weight:800;letter-spacing:.6px;
  color:#a5123c;background:#ffe8ef;border-radius:999px;padding:4px 11px;
}
.case-more{margin-top:26px;}
.case-more h3{font-size:16px;margin-bottom:14px;}
.thumb-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.thumb{
  border-radius:14px;background:#f8f2e6;border:1px solid var(--line);
  padding:8px;display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.thumb:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(20,19,39,.12);}
.thumb img{display:block;width:100%;height:auto;border-radius:8px;object-fit:contain;}

/* ---------- tables ---------- */
.table-scroll{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--line);border-radius:16px;background:#fff;
  box-shadow:0 12px 30px rgba(20,19,39,.06);
}
table{width:100%;border-collapse:collapse;min-width:720px;}
thead th{
  background:#fff2f6;color:#141327;font-size:14px;font-weight:800;
  text-align:left;padding:14px 16px;border-bottom:1px solid #f3dfe5;white-space:nowrap;
}
tbody td{
  padding:14px 16px;font-size:14.3px;color:#3a3654;vertical-align:top;
  border-bottom:1px solid #f4eee4;line-height:1.65;
}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#fffbf2;}
tbody td:first-child{font-weight:700;color:#141327;white-space:nowrap;}
tbody td.strong-col{background:#fff8fa;color:#a5123c;font-weight:600;}

/* ---------- score band ---------- */
.score-band{
  display:grid;grid-template-columns:1fr 1.4fr;gap:26px;align-items:center;
  background:linear-gradient(135deg,#fff4d6,#ffe4ec 60%,#ece9ff);
  border:1px solid rgba(20,19,39,.08);border-radius:22px;
  padding:30px 32px;margin-bottom:26px;
  box-shadow:0 16px 36px rgba(20,19,39,.08);
}
.score-stars{font-size:22px;letter-spacing:4px;color:#f08a00;margin-bottom:6px;}
.score-label{font-size:14.5px;font-weight:700;color:#4a4560;}
.score-num{display:flex;align-items:baseline;gap:8px;margin-top:6px;}
.score-num strong{font-size:46px;line-height:1;font-weight:800;color:#e8174f;letter-spacing:-2px;}
.score-num span{font-size:15px;font-weight:700;color:#5f5a78;}
.score-desc{font-size:15px;color:#3a3654;line-height:1.75;}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(20,19,39,.11);}
.review-top{display:flex;align-items:center;gap:12px;}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:15px;
  background:linear-gradient(135deg,#e8174f,#ff5a3c);
}
.review-card:nth-child(2) .avatar{background:linear-gradient(135deg,#5a2bff,#8a5cff);}
.review-card:nth-child(3) .avatar{background:linear-gradient(135deg,#00b394,#3ad3b6);}
.review-card:nth-child(4) .avatar{background:linear-gradient(135deg,#f08a00,#ffc93c);}
.review-card:nth-child(5) .avatar{background:linear-gradient(135deg,#141327,#4a4560);}
.review-card:nth-child(6) .avatar{background:linear-gradient(135deg,#d61f69,#ff7a9c);}
.review-id strong{display:block;font-size:14.6px;}
.review-id span{font-size:12.8px;color:#7a7593;}
.review-card p{font-size:14.3px;color:#413c58;}
.review-stars{font-size:13px;color:#f08a00;letter-spacing:2px;}

/* ---------- help + wiki ---------- */
.kb-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start;}
.kb-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;}
.kb-card h3{font-size:17px;margin-bottom:14px;}
.kb-list{display:grid;gap:12px;}
.kb-list li{
  padding:12px 14px;border-radius:12px;background:#fdf9f1;border:1px solid rgba(20,19,39,.06);
  transition:background .2s ease,transform .2s ease;
}
.kb-list li:hover{background:#fff3f7;transform:translateX(3px);}
.kb-list strong{display:block;font-size:14.5px;margin-bottom:2px;}
.kb-list span{font-size:13.5px;color:#6a6685;}

/* ---------- articles ---------- */
.article-list{display:grid;gap:12px;}
.article-list a{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:16px 20px;text-decoration:none;color:#141327;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.article-list a:hover{transform:translateX(4px);box-shadow:0 12px 24px rgba(20,19,39,.09);border-color:#ffd0dd;}
.article-list strong{font-size:15px;font-weight:700;}
.article-list em{font-style:normal;font-size:13px;color:#8b869f;white-space:nowrap;}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item[open]{border-color:#ffd0dd;box-shadow:0 12px 26px rgba(20,19,39,.09);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:15.2px;font-weight:700;color:#141327;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:#e8174f;line-height:1;
  transition:transform .25s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{
  padding:0 20px 18px;font-size:14.4px;color:#4a4560;line-height:1.75;
  animation:fadeUp .3s ease;
}
@keyframes fadeUp{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}

/* ---------- join band ---------- */
.join-band{
  display:grid;grid-template-columns:1.5fr auto;gap:26px;align-items:center;
  background:linear-gradient(120deg,#141327,#2b1b4d 55%,#4a1230);
  border-radius:24px;padding:34px 34px;color:#fff;
  box-shadow:0 22px 48px rgba(20,19,39,.24);
}
.join-band .eyebrow{color:#ffc93c;}
.join-band h2{font-size:clamp(21px,2.4vw,28px);color:#fff;margin-bottom:10px;}
.join-band p{font-size:14.8px;color:#ddd8ee;}
.join-actions{display:flex;flex-wrap:wrap;gap:12px;}
.join-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.join-band .btn-ghost:hover{background:#fff;color:#141327;}

/* ---------- form ---------- */
.contact-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:24px;align-items:start;}
.req-form{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;
  box-shadow:0 16px 36px rgba(20,19,39,.08);
  display:grid;gap:16px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:13.5px;font-weight:700;color:#2b2740;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:11px;
  border:1px solid #e3ddcf;background:#fffdf9;
  font-size:14.5px;color:#141327;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{resize:vertical;min-height:110px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:#ff2e63;background:#fff;
  box-shadow:0 0 0 3px rgba(255,46,99,.14);
}
.form-note{font-size:12.8px;color:#8b869f;}
.contact-side{display:grid;gap:16px;}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;}
.contact-card h3{font-size:17px;margin-bottom:14px;}
.contact-list{display:grid;gap:11px;}
.contact-list li{
  display:flex;justify-content:space-between;gap:14px;align-items:baseline;
  padding-bottom:10px;border-bottom:1px dashed rgba(20,19,39,.10);
  font-size:14.3px;
}
.contact-list li:last-child{border-bottom:none;padding-bottom:0;}
.contact-list em{font-style:normal;color:#7a7593;font-size:13.4px;flex:0 0 auto;}
.contact-list a,.contact-list span{color:#141327;font-weight:700;word-break:break-all;text-align:right;}
.contact-list a{text-decoration:none;}
.contact-list a:hover{color:#e8174f;}
.qr-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;text-align:center;
}
.qr-card img{
  display:block;width:100%;max-width:170px;height:auto;margin:0 auto 12px;border-radius:12px;
}
.qr-card p{font-size:13.8px;color:#5f5a78;font-weight:600;}

/* ---------- footer ---------- */
.site-footer{
  position:relative;margin-top:30px;padding:46px 0 0;
  background:#fff7ec;border-top:1px solid rgba(20,19,39,.08);color:#2b2740;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,#ff2e63,#ffc93c,#5a2bff,#00b394);
}
.footer-inner{display:grid;grid-template-columns:1.4fr .8fr .9fr;gap:32px;padding-bottom:30px;}
.footer-brand .f-name{display:block;font-size:19px;font-weight:800;color:#141327;margin-bottom:10px;}
.footer-brand p{font-size:14px;color:#5f5a78;max-width:360px;}
.footer-col h3{font-size:14.5px;color:#141327;margin-bottom:12px;letter-spacing:.5px;}
.footer-col ul{display:grid;gap:9px;}
.footer-col li,.footer-col a{font-size:14px;color:#4a4560;text-decoration:none;}
.footer-col a:hover{color:#e8174f;}
.footer-links{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  padding:18px 20px 20px;border-top:1px dashed rgba(20,19,39,.15);
}
.footer-links > span{font-size:13.5px;font-weight:800;color:#141327;flex:0 0 auto;}
.footer-links a{font-size:13.6px;color:#5f5a78;text-decoration:none;transition:color .2s ease;}
.footer-links a:hover{color:#e8174f;}
.footer-bottom{
  padding:16px 20px 22px;text-align:center;
  font-size:13px;color:#8b869f;border-top:1px solid rgba(20,19,39,.08);
}

/* ---------- float tools ---------- */
.float-tools{
  position:fixed;right:18px;bottom:24px;z-index:95;
  display:flex;flex-direction:column;gap:10px;
}
.float-btn{
  width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;
  font-family:inherit;font-size:13.5px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,#e8174f,#ff5a3c);
  box-shadow:0 12px 24px rgba(232,23,79,.34);
  transition:transform .2s ease,box-shadow .2s ease,opacity .25s ease;
}
.float-btn:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(232,23,79,.42);}
.float-btn.alt{
  background:#fff;color:#141327;border:2px solid #141327;font-size:18px;
  box-shadow:0 8px 18px rgba(20,19,39,.16);
  opacity:0;pointer-events:none;transform:translateY(8px);
}
.float-btn.alt.show{opacity:1;pointer-events:auto;transform:none;}
.kefu-panel{
  position:fixed;right:18px;bottom:138px;z-index:96;width:230px;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;
  box-shadow:0 22px 46px rgba(20,19,39,.22);
  text-align:center;display:none;
}
.kefu-panel.open{display:block;animation:popIn .22s ease;}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.97);}to{opacity:1;transform:none;}}
.kefu-panel img{display:block;width:100%;max-width:180px;height:auto;margin:0 auto 10px;border-radius:10px;}
.kefu-panel .kf-t{font-size:13.6px;font-weight:800;color:#141327;margin-bottom:6px;}
.kefu-panel .kf-l{font-size:12.8px;color:#5f5a78;line-height:1.8;}
.kefu-close{
  position:absolute;top:6px;right:8px;width:26px;height:26px;border-radius:50%;
  border:none;background:#f4efe4;color:#4a4560;font-size:15px;line-height:1;cursor:pointer;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .62s ease,transform .62s ease;}
.reveal.in{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .review-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(3,1fr);}
  .thumb-row{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(2,1fr);gap:22px 16px;}
  .stat + .stat::before{display:none;}
  .about-grid,.net-grid,.kb-grid,.contact-grid{grid-template-columns:1fr;}
  .join-band{grid-template-columns:1fr;}
  .score-band{grid-template-columns:1fr;gap:16px;}
}
@media (max-width:960px){
  .nav-toggle{display:flex;}
  .nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fffdf7;border-bottom:1px solid var(--line);
    padding:12px 20px 18px;display:none;
    box-shadow:0 22px 34px rgba(20,19,39,.12);
  }
  .nav.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;}
  .nav-links a{padding:12px 8px;border-radius:8px;font-size:15px;}
  .nav-cta{margin-top:10px;width:100%;}
}
@media (max-width:780px){
  .section{padding:48px 0;}
  .hero{padding:44px 0 34px;}
  .svc-grid,.case-grid,.ind-grid,.form-row{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .review-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;gap:24px;}
  .panel{padding:28px 20px;}
  .join-band{padding:26px 22px;}
  .score-band{padding:24px 22px;}
  .req-form{padding:20px;}
}
@media (max-width:520px){
  .stats{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .thumb-row{grid-template-columns:1fr 1fr;}
  .hero-actions .btn{width:100%;}
  .article-list a{flex-direction:column;align-items:flex-start;gap:4px;}
  .contact-list li{flex-direction:column;align-items:flex-start;gap:2px;}
  .contact-list a,.contact-list span{text-align:left;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}