:root{
  --peach:#e8366d;
  --peach-dark:#b81d4b;
  --peach-mid:#ff7aa5;
  --peach-soft:#ffe3ec;
  --ink:#2a1720;
  --ink-2:#5a4450;
  --ink-3:#84646f;
  --line:#f2d9e2;
  --card:#ffffff;
  --shadow:0 12px 30px -22px rgba(200,40,90,.55);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  background-color:#fff6f9;
  background-image:
    radial-gradient(circle at 12% 0%,#ffe0ea 0%,rgba(255,224,234,0) 40%),
    radial-gradient(circle at 90% 6%,#ffece1 0%,rgba(255,236,225,0) 34%),
    linear-gradient(180deg,#fff9fb 0%,#fff4f8 42%,#fff8f5 100%);
  background-repeat:no-repeat;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;}
img{max-width:100%;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;padding:12px 24px;font-size:15px;font-weight:600;line-height:1.2;
  text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;
  transition:transform .22s ease,box-shadow .25s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,#ff5c8a,#e8366d 58%,#cf1f52);color:#fff;box-shadow:0 14px 26px -14px rgba(232,54,109,.95);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 34px -16px rgba(232,54,109,1);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--peach-dark);border-color:rgba(232,54,109,.35);}
.btn-ghost:hover{background:#fff2f6;transform:translateY(-2px);box-shadow:0 14px 26px -20px rgba(232,54,109,.9);}
.btn-lg{padding:15px 30px;font-size:16px;}

/* header */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,248,251,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(232,54,109,.13);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 12px 26px -22px rgba(200,40,90,.8);}
.header-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;flex-shrink:0;}
.ai-page-logo{display:block;height:auto;max-height:36px;width:auto;max-width:100%;object-fit:contain;}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.04em;color:var(--ink);}
.brand-text em{font-style:normal;color:var(--peach);}
.primary-nav{display:flex;align-items:center;gap:12px;}
.nav-links{display:flex;align-items:center;gap:0;margin:0;padding:0;}
.nav-links a{
  display:block;padding:9px 12px;font-size:14.5px;font-weight:500;color:var(--ink-2);
  text-decoration:none;border-radius:10px;transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--peach-dark);background:rgba(232,54,109,.08);}
.nav-cta{padding:10px 20px;font-size:14.5px;}
.nav-toggle{
  display:none;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:9px 14px;font-size:14px;color:var(--ink);cursor:pointer;font-family:inherit;
}
.nav-toggle-bar{position:relative;width:16px;height:2px;background:var(--peach);border-radius:2px;display:block;}
.nav-toggle-bar::before,.nav-toggle-bar::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--peach);border-radius:2px;}
.nav-toggle-bar::before{top:-5px;}
.nav-toggle-bar::after{top:5px;}

/* hero */
.hero{padding:58px 0 26px;}
.hero-inner{display:grid;grid-template-columns:1.12fr .88fr;gap:42px;align-items:center;}
.hero-tag{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--peach-dark);
  background:rgba(232,54,109,.1);border:1px solid rgba(232,54,109,.18);
  padding:6px 14px;border-radius:999px;
}
.hero h1{
  font-size:clamp(28px,4.4vw,46px);line-height:1.24;letter-spacing:.01em;margin:18px 0 16px;font-weight:800;
}
.hero h1 span{color:var(--peach-dark);}
.hero-sub{font-size:16px;color:var(--ink-2);line-height:1.9;max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;}
.hero-points li{position:relative;padding-left:20px;font-size:14px;color:var(--ink-2);}
.hero-points li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:linear-gradient(135deg,#ff8fb3,#e8366d);
}
.hero-visual{position:relative;min-height:340px;display:grid;place-items:center;}
.hero-visual::before{
  content:"";position:absolute;width:290px;height:290px;border-radius:50%;
  background:radial-gradient(circle,#ff9dbb 0%,rgba(255,157,187,0) 70%);
  filter:blur(20px);opacity:.7;animation:pulseGlow 7s ease-in-out infinite;
}
.ring{position:absolute;left:50%;top:50%;width:300px;height:300px;margin:-150px 0 0 -150px;border-radius:50%;border:1px dashed rgba(232,54,109,.38);animation:spin 32s linear infinite;}
.ring-2{width:214px;height:214px;margin:-107px 0 0 -107px;border-style:solid;border-color:rgba(232,54,109,.16);animation:spin 20s linear infinite reverse;}
.core{
  position:relative;width:168px;height:168px;border-radius:50%;display:grid;place-items:center;text-align:center;
  background:linear-gradient(140deg,#ffffff,#ffe6ef 58%,#ffcfe0);
  box-shadow:0 26px 52px -24px rgba(200,40,90,.65),inset 0 0 0 1px rgba(255,255,255,.95);
}
.core-label{font-size:16px;font-weight:800;color:var(--peach-dark);letter-spacing:.04em;padding:0 14px;}
.dot{position:absolute;width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,#ff8fb3,#e8366d);box-shadow:0 0 0 7px rgba(232,54,109,.1);}
.dot-1{top:12%;left:22%;animation:floatY 5s ease-in-out infinite;}
.dot-2{bottom:14%;right:20%;animation:floatY 6.4s ease-in-out infinite .5s;}
.dot-3{top:56%;right:8%;animation:floatY 7.4s ease-in-out infinite .2s;}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px;}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 16px;text-align:center;
  box-shadow:var(--shadow);transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.stat:hover{transform:translateY(-5px);border-color:rgba(232,54,109,.35);box-shadow:0 22px 36px -24px rgba(200,40,90,.7);}
.stat strong{display:block;font-size:24px;font-weight:800;color:var(--peach-dark);letter-spacing:.02em;}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--ink-3);}

/* generic section */
.section{padding:64px 0;}
.section.alt{padding-top:20px;}
.sec-head{max-width:780px;margin-bottom:34px;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--peach-dark);
  background:rgba(232,54,109,.1);padding:6px 13px;border-radius:999px;
}
.sec-head h2{font-size:clamp(23px,3.1vw,32px);line-height:1.34;margin:14px 0 12px;font-weight:800;}
.sec-head p{font-size:15.5px;color:var(--ink-2);line-height:1.9;}

/* about */
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch;}
.about-card{
  background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;
  box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.about-card:hover{transform:translateY(-6px);border-color:rgba(232,54,109,.32);box-shadow:0 24px 40px -26px rgba(200,40,90,.7);}
.about-card h3{font-size:16.5px;font-weight:800;margin-bottom:10px;color:var(--ink);}
.about-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;}
.pill-title{display:flex;align-items:center;gap:10px;}
.pill-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,#ff8fb3,#e8366d);flex-shrink:0;}
.model-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;}
.model-tag{
  font-size:13px;color:var(--peach-dark);background:#fff;border:1px solid rgba(232,54,109,.22);
  padding:7px 13px;border-radius:999px;transition:transform .2s ease,background .2s ease;
}
.model-tag:hover{background:#fff2f6;transform:translateY(-2px);}

/* services */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.svc-card{
  position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:26px 24px;box-shadow:var(--shadow);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.svc-card::after{
  content:"";position:absolute;right:-46px;top:-46px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,165,.22),rgba(255,122,165,0) 70%);
}
.svc-card:hover{transform:translateY(-6px);border-color:rgba(232,54,109,.35);box-shadow:0 26px 44px -28px rgba(200,40,90,.72);}
.svc-icon{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;
  background:linear-gradient(135deg,#ffe7ef,#ffd2e1);color:var(--peach-dark);margin-bottom:16px;
}
.svc-icon svg{width:22px;height:22px;}
.svc-card h3{font-size:16.5px;font-weight:800;margin-bottom:10px;}
.svc-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 16px;
  font-size:14px;color:var(--ink-2);transition:transform .2s ease,color .2s ease,background .2s ease,border-color .2s ease;
}
.chip:hover{color:var(--peach-dark);border-color:rgba(232,54,109,.45);background:#fff5f8;transform:translateY(-2px);}
.material-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px;}
.material-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);transition:transform .26s ease;}
.material-item:hover{transform:translateY(-4px);}
.m-media{aspect-ratio:4/3;background:#fff6f9;border-radius:12px;display:flex;align-items:center;justify-content:center;padding:8px;overflow:hidden;}
.m-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:8px;}
.material-item span{display:block;text-align:center;font-size:13.5px;color:var(--ink-3);margin-top:10px;}

/* industry */
.ind-card{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--peach-mid);
  border-radius:14px;padding:22px;box-shadow:var(--shadow);
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.ind-card:hover{transform:translateY(-5px);border-left-color:var(--peach);box-shadow:0 24px 40px -28px rgba(200,40,90,.7);}
.ind-card h3{font-size:16px;font-weight:800;margin-bottom:8px;}
.ind-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;}

/* network */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.net-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow);}
.net-item h3{font-size:14px;color:var(--ink-3);font-weight:600;margin-bottom:8px;}
.net-item p{font-size:15px;font-weight:700;color:var(--ink);line-height:1.6;}

/* process */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 18px 20px;
  box-shadow:var(--shadow);transition:transform .26s ease,border-color .26s ease;
}
.step:hover{transform:translateY(-5px);border-color:rgba(232,54,109,.35);}
.step-num{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--peach-dark);
  background:rgba(232,54,109,.1);border-radius:8px;padding:3px 9px;margin-bottom:12px;
}
.step h3{font-size:15.5px;font-weight:800;margin-bottom:8px;}
.step p{font-size:13.8px;color:var(--ink-2);line-height:1.8;}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.case-card{
  margin:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.case-card:hover{transform:translateY(-6px);border-color:rgba(232,54,109,.3);box-shadow:0 26px 42px -28px rgba(200,40,90,.75);}
.case-media{aspect-ratio:16/10;background:#fff5f8;display:flex;align-items:center;justify-content:center;padding:12px;overflow:hidden;}
.case-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:10px;}
.case-card figcaption{padding:18px 22px 22px;}
.case-card figcaption strong{display:block;font-size:16px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.case-card figcaption span{font-size:14.3px;color:var(--ink-2);line-height:1.85;}

/* reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:12px;transition:transform .26s ease,box-shadow .26s ease;
}
.review-card:hover{transform:translateY(-5px);box-shadow:0 24px 40px -28px rgba(200,40,90,.7);}
.review-stars{color:#e8366d;font-size:14px;letter-spacing:2px;}
.review-text{font-size:14.5px;color:var(--ink-2);line-height:1.9;flex:1;}
.review-user{display:flex;align-items:center;gap:10px;padding-top:12px;border-top:1px dashed #f3dbe3;}
.review-avatar{
  width:36px;height:36px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  background:linear-gradient(135deg,#ffd9e5,#ffb6cd);color:var(--peach-dark);font-weight:800;font-size:14px;
}
.review-user b{font-size:14px;display:block;color:var(--ink);}
.review-user small{font-size:12.5px;color:var(--ink-3);}

/* compare */
.compare-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;margin-bottom:26px;align-items:stretch;}
.rating-card{
  background:linear-gradient(150deg,#fff2f7,#ffe4ee 60%,#ffd9e7);
  border:1px solid rgba(232,54,109,.28);border-radius:20px;padding:28px;
  box-shadow:0 20px 40px -28px rgba(200,40,90,.8);
}
.rating-score{font-size:52px;font-weight:800;color:var(--peach-dark);line-height:1;}
.rating-score span{font-size:18px;font-weight:700;color:var(--ink-3);margin-left:4px;}
.rating-stars{font-size:20px;color:#e8366d;letter-spacing:4px;margin:12px 0 10px;}
.rating-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;}
.compare-note{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow);}
.compare-note h3{font-size:17px;font-weight:800;margin-bottom:12px;}
.compare-note ul{display:flex;flex-direction:column;gap:10px;}
.compare-note li{position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.compare-note li::before{
  content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border-radius:3px;
  background:linear-gradient(135deg,#ff8fb3,#e8366d);
}
.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow);-webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;min-width:700px;}
th,td{padding:15px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid #f7e8ee;vertical-align:top;}
thead th{background:linear-gradient(135deg,#ffe9f0,#fff6f9);color:var(--peach-dark);font-weight:800;font-size:14px;letter-spacing:.02em;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:#fffafc;}
td:first-child{font-weight:700;color:var(--ink);white-space:nowrap;}

/* match */
.match-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.match-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow);
  transition:transform .26s ease,border-color .26s ease;
}
.match-card:hover{transform:translateY(-5px);border-color:rgba(232,54,109,.35);}
.match-card h3{font-size:15.5px;font-weight:800;margin-bottom:10px;}
.match-card p{font-size:14px;color:var(--ink-2);line-height:1.85;}
.match-key{
  display:inline-block;font-size:12.5px;color:var(--peach-dark);background:rgba(232,54,109,.1);
  border-radius:999px;padding:4px 11px;margin-top:14px;
}

/* token */
.token-side{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px;}
.token-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow);}
.token-card h3{font-size:16px;font-weight:800;margin-bottom:10px;}
.token-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;}

/* help */
.help-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:stretch;}
.help-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow);}
.help-panel h3{font-size:17px;font-weight:800;margin-bottom:16px;}
.help-list{display:flex;flex-direction:column;gap:12px;}
.help-list li{display:flex;flex-wrap:wrap;gap:8px;align-items:baseline;font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.help-list b{color:var(--ink);font-weight:800;min-width:88px;}
.help-list a{color:var(--peach-dark);text-decoration:none;border-bottom:1px dashed rgba(232,54,109,.4);}
.help-list a:hover{color:var(--peach);}
.qr-box{text-align:center;}
.qr-box img{width:180px;max-width:100%;height:auto;display:block;margin:0 auto 12px;border-radius:14px;border:1px solid var(--line);}
.qr-box p{font-size:14px;color:var(--ink-2);}

/* wiki */
.wiki-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.wiki-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);
  transition:transform .24s ease,border-color .24s ease;
}
.wiki-card:hover{transform:translateY(-4px);border-color:rgba(232,54,109,.32);}
.wiki-card h3{font-size:15px;font-weight:800;margin-bottom:8px;color:var(--peach-dark);}
.wiki-card p{font-size:13.8px;color:var(--ink-2);line-height:1.8;}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:24px;box-shadow:var(--shadow);text-decoration:none;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.news-card:hover{transform:translateY(-5px);border-color:rgba(232,54,109,.35);box-shadow:0 24px 40px -28px rgba(200,40,90,.7);}
.news-tag{font-size:12.5px;color:var(--peach-dark);background:rgba(232,54,109,.1);border-radius:999px;padding:4px 11px;align-self:flex-start;}
.news-card h3{font-size:15.5px;font-weight:800;line-height:1.6;color:var(--ink);}
.news-card span{font-size:13.5px;color:var(--ink-3);}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 22px;
  box-shadow:var(--shadow);transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:rgba(232,54,109,.4);background:#fffafc;}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;padding:18px 34px 18px 0;
  font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.7;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:700;color:var(--peach);transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item p{padding:0 0 18px;font-size:14.5px;color:var(--ink-2);line-height:1.9;}

/* agent */
.agent-wrap{
  background:linear-gradient(140deg,#fff4f8 0%,#ffe9f1 52%,#fff0f6 100%);
  border:1px solid rgba(232,54,109,.22);border-radius:24px;padding:40px;
  box-shadow:0 24px 50px -34px rgba(200,40,90,.85);
}
.agent-wrap h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin-bottom:12px;}
.agent-wrap > p{font-size:15px;color:var(--ink-2);line-height:1.9;max-width:760px;}
.agent-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:26px 0 24px;}
.agent-item{background:#fff;border:1px solid rgba(232,54,109,.18);border-radius:14px;padding:20px;}
.agent-item h3{font-size:15px;font-weight:800;margin-bottom:8px;color:var(--peach-dark);}
.agent-item p{font-size:13.8px;color:var(--ink-2);line-height:1.8;}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start;}
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow);}
.form-card h3{font-size:17px;font-weight:800;margin-bottom:6px;}
.form-card > p{font-size:14px;color:var(--ink-3);margin-bottom:22px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-field{display:flex;flex-direction:column;gap:8px;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:16px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border:1px solid #f0d7e0;border-radius:12px;background:#fffafc;
  font-size:14.5px;color:var(--ink);font-family:inherit;line-height:1.6;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--peach-mid);background:#fff;box-shadow:0 0 0 3px rgba(255,122,165,.18);
}
.form-field textarea{resize:vertical;min-height:110px;}
.form-tip{font-size:12.5px;color:var(--ink-3);margin-top:12px;line-height:1.7;}
.contact-side{display:flex;flex-direction:column;gap:18px;}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow);}
.contact-card h3{font-size:16px;font-weight:800;margin-bottom:14px;}
.contact-card .help-list b{min-width:78px;}

/* footer */
.site-footer{
  margin-top:24px;padding:44px 0 22px;
  background:linear-gradient(180deg,#fff2f6,#ffe9f0);
  border-top:1px solid rgba(232,54,109,.18);
  color:#4a2d38;
}
.footer-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start;}
.footer-brand .ai-page-logo{max-height:34px;margin-bottom:12px;}
.footer-name{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:10px;}
.footer-desc{font-size:14px;color:#6b4a56;line-height:1.85;max-width:440px;}
.footer-contact{font-size:13.5px;color:#6b4a56;margin-top:12px;line-height:1.9;}
.footer-links h3{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:14px;}
.link-list{display:flex;flex-wrap:wrap;gap:9px 20px;}
.link-list a{font-size:13.8px;color:#a12248;text-decoration:none;transition:color .2s ease;}
.link-list a:hover{color:var(--peach);text-decoration:underline;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;
  margin-top:28px;padding-top:16px;border-top:1px solid rgba(232,54,109,.18);
  font-size:13px;color:#7c5b66;
}

/* float */
.float-service{position:fixed;right:18px;bottom:92px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
.float-toggle{
  width:58px;height:58px;border-radius:50%;border:none;cursor:pointer;font-family:inherit;
  background:linear-gradient(135deg,#ff5c8a,#e8366d);color:#fff;font-size:13px;font-weight:800;
  box-shadow:0 14px 28px -12px rgba(232,54,109,.9);transition:transform .22s ease;
}
.float-toggle:hover{transform:translateY(-3px);}
.float-panel{
  width:206px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;
  box-shadow:0 22px 44px -24px rgba(200,40,90,.75);text-align:center;
}
.float-title{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.float-panel img{width:100%;max-width:150px;height:auto;display:block;margin:0 auto 10px;border-radius:10px;border:1px solid var(--line);}
.float-line{font-size:12.5px;color:var(--ink-2);line-height:1.8;}
.to-top{
  position:fixed;right:18px;bottom:24px;z-index:90;width:46px;height:46px;border-radius:50%;
  border:1px solid rgba(232,54,109,.3);background:#fff;color:var(--peach-dark);font-size:18px;font-weight:800;
  cursor:pointer;box-shadow:0 12px 26px -16px rgba(200,40,90,.8);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}

/* reveal */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease;}
.reveal.in{opacity:1;transform:none;}

@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}
@keyframes pulseGlow{0%,100%{opacity:.55;transform:scale(.95)}50%{opacity:.85;transform:scale(1.06)}}

/* responsive */
@media (max-width:1080px){
  .net-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(3,1fr);}
  .match-grid{grid-template-columns:repeat(2,1fr);}
  .wiki-grid{grid-template-columns:repeat(2,1fr);}
  .agent-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:980px){
  .nav-toggle{display:inline-flex;}
  .primary-nav{
    position:absolute;left:0;right:0;top:100%;display:none;
    flex-direction:column;align-items:stretch;gap:8px;
    background:#fff;border-bottom:1px solid var(--line);border-top:1px solid var(--line);
    padding:14px 20px 20px;box-shadow:0 20px 32px -24px rgba(200,40,90,.7);
  }
  .primary-nav.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;}
  .nav-links a{padding:12px 8px;border-bottom:1px solid #f8e9ef;}
  .nav-cta{width:100%;margin-top:6px;}
  .hero-inner{grid-template-columns:1fr;gap:30px;}
  .about-grid{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .review-grid{grid-template-columns:repeat(2,1fr);}
  .compare-top{grid-template-columns:1fr;}
  .help-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:860px){
  .hero{padding:44px 0 18px;}
  .hero-visual{min-height:250px;}
  .ring{width:224px;height:224px;margin:-112px 0 0 -112px;}
  .ring-2{width:162px;height:162px;margin:-81px 0 0 -81px;}
  .core{width:132px;height:132px;}
  .core-label{font-size:14px;}
  .hero-visual::before{width:220px;height:220px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .material-strip{grid-template-columns:1fr;}
  .section{padding:52px 0;}
  .agent-wrap{padding:28px 22px;}
}
@media (max-width:640px){
  .about-grid,.grid-3,.review-grid,.news-grid,.match-grid,.wiki-grid,.net-grid,.agent-grid,.token-side{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .hero-actions .btn{flex:1 1 100%;}
  .footer-bottom{flex-direction:column;}
  .float-service{bottom:84px;right:14px;}
  .to-top{right:14px;bottom:20px;}
  .form-card{padding:22px;}
  .help-panel,.contact-card,.token-card{padding:22px;}
  .rating-score{font-size:44px;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .ring,.ring-2,.dot,.hero-visual::before{animation:none;}
  *
  .btn,.stat,.svc-card,.case-card,.review-card,.about-card,.ind-card,.step,.match-card,.news-card,.wiki-card{transition:none;}
}

.reveal{opacity:1;transform:none;}