*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;color:#151226;background:#f7f5ff;line-height:1.7;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:
radial-gradient(880px 520px at 6% -8%,rgba(255,46,147,.20),transparent 62%),
radial-gradient(820px 560px at 94% 0%,rgba(109,40,217,.20),transparent 62%),
radial-gradient(760px 520px at 50% 106%,rgba(0,179,199,.16),transparent 62%),
#f7f5ff}
img{max-width:100%}
a{color:inherit}
h1,h2,h3{letter-spacing:-.01em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font-weight:700;font-size:15px;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:transform .18s ease,box-shadow .22s ease,background .2s ease,border-color .2s ease}
.btn-primary{background:linear-gradient(118deg,#6d28d9 0%,#a833d3 48%,#ff2e93 100%);color:#fff;box-shadow:0 12px 26px -12px rgba(109,40,217,.9)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -14px rgba(255,46,147,.8)}
.btn-ghost{background:#fff;color:#3a2a63;border-color:rgba(109,40,217,.28)}
.btn-ghost:hover{transform:translateY(-2px);border-color:#6d28d9;color:#6d28d9;box-shadow:0 14px 26px -18px rgba(109,40,217,.9)}
.btn:active{transform:translateY(0) scale(.985)}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid rgba(22,24,31,.08)}
.nav{position:relative;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#151226;font-weight:900;font-size:17px;white-space:nowrap;flex:0 0 auto}
.ai-page-logo{display:block;width:132px;height:auto}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0;flex:1 1 auto;justify-content:center}
.nav-links a{display:block;padding:8px 9px;font-size:14.5px;font-weight:600;color:#2b2f3a;text-decoration:none;border-radius:10px;transition:color .2s ease,background .2s ease}
.nav-links a:hover{color:#6d28d9;background:rgba(109,40,217,.08)}
.nav-cta{padding:10px 18px;font-size:14px;flex:0 0 auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(109,40,217,.24);background:#fff;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#5b2ea8;transition:transform .2s ease,opacity .2s ease}

/* hero */
.hero{position:relative;padding:66px 0 54px;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:.04em;color:#6d28d9;background:rgba(109,40,217,.1);padding:6px 14px;border-radius:999px}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#ff2e93,#ff9d00)}
.hero h1{font-size:clamp(29px,4.3vw,50px);line-height:1.18;font-weight:900;margin:18px 0 16px;color:#151226}
.hl{background:linear-gradient(180deg,transparent 64%,rgba(255,46,147,.32) 64%);color:#5b1ec9}
.hero-lead{margin:0;max-width:620px;font-size:16.5px;color:#4a4f60}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 16px}
.hero-note{margin:0;font-size:13.5px;color:#6b7080}
.hero-note::before{content:"✓";color:#12a150;font-weight:900;margin-right:6px}
.hero-panel{position:relative;background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:24px;padding:24px;box-shadow:0 34px 70px -46px rgba(109,40,217,.9),0 0 0 1px rgba(255,46,147,.05);animation:floaty 7s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.panel-head strong{font-size:15.5px;color:#2b1750;font-weight:900}
.panel-head em{font-style:normal;font-size:12px;font-weight:700;color:#b01663;background:rgba(255,46,147,.1);border:1px solid rgba(255,46,147,.2);padding:3px 10px;border-radius:999px}
.chip-cloud{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;font-size:13.5px;font-weight:600;color:#42307a;background:rgba(109,40,217,.07);border:1px solid rgba(109,40,217,.15);transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease}
.chip:hover{background:rgba(255,46,147,.1);border-color:rgba(255,46,147,.32);color:#b01663;transform:translateY(-2px)}
.panel-divider{height:1px;background:rgba(22,24,31,.08);margin:18px 0}
.panel-flow{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:#3a2a63}
.panel-flow span{background:#f5f1ff;border:1px solid rgba(109,40,217,.14);padding:5px 11px;border-radius:10px}
.panel-flow i{font-style:normal;color:#b6aecb}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:50px}
.stat{background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:16px;padding:18px 20px;transition:transform .22s ease,box-shadow .22s ease}
.stat:hover{transform:translateY(-3px);box-shadow:0 20px 36px -28px rgba(109,40,217,.85)}
.stat strong{display:block;font-size:23px;font-weight:900;color:#6d28d9;line-height:1.35}
.stat:nth-child(2) strong{color:#d81b7a}
.stat:nth-child(3) strong{color:#00899a}
.stat:nth-child(4) strong{color:#c47a00}
.stat span{font-size:13.5px;color:#5b6172}

/* sections */
.block{padding:66px 0}
.section-head{max-width:780px;margin-bottom:34px}
.section-head h2{font-size:clamp(23px,2.9vw,33px);font-weight:900;line-height:1.3;margin:14px 0 12px;color:#151226}
.section-head p{margin:0;color:#4a4f60;font-size:15.5px}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:18px;padding:22px;box-shadow:0 14px 32px -28px rgba(24,20,60,.85);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 44px -30px rgba(109,40,217,.75);border-color:rgba(109,40,217,.26)}
.card h3{margin:0 0 8px;font-size:17px;font-weight:800;color:#1d1633}
.card p{margin:0;font-size:14.5px;color:#545a6b}
.service-card{position:relative;overflow:hidden;padding-top:26px}
.service-card::after{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,#6d28d9,#a855f7)}
.service-card:nth-child(3n+2)::after{background:linear-gradient(90deg,#ff2e93,#ff8a3d)}
.service-card:nth-child(3n+3)::after{background:linear-gradient(90deg,#00b3c7,#22c55e)}
.service-card:nth-child(3n+1) .card-tag{background:rgba(109,40,217,.1);color:#5b1ec9}
.card-tag{display:inline-block;font-size:12px;font-weight:800;padding:3px 10px;border-radius:999px;background:rgba(255,46,147,.1);color:#b01663;margin-bottom:10px}

/* steps */
.steps{display:grid;gap:14px}
.step{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:16px;padding:18px 20px;transition:transform .22s ease,box-shadow .22s ease}
.step:hover{transform:translateX(4px);box-shadow:0 18px 34px -30px rgba(109,40,217,.9)}
.step-num{flex:0 0 auto;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:900;color:#fff;font-size:15px;background:linear-gradient(135deg,#6d28d9,#ff2e93)}
.step:nth-child(even) .step-num{background:linear-gradient(135deg,#00b3c7,#6d28d9)}
.step-body h3{margin:0 0 4px;font-size:16px;font-weight:800;color:#1d1633}
.step-body p{margin:0;font-size:14.5px;color:#545a6b}

/* tag cloud */
.tagcloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{font-size:13.5px;font-weight:700;padding:8px 15px;border-radius:999px;background:#fff;border:1px solid rgba(109,40,217,.16);color:#4b3a7d;transition:transform .2s ease,background .2s ease,color .2s ease}
.tag:hover{transform:translateY(-3px);background:rgba(109,40,217,.08);color:#5b1ec9}

/* figures */
.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.case-card{background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:18px;overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}
.case-card:hover{transform:translateY(-4px);box-shadow:0 24px 44px -32px rgba(109,40,217,.8)}
.figure{margin:0;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;padding:12px;background:linear-gradient(135deg,#f4efff,#ffe9f4)}
.figure img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:10px}
.case-body{padding:16px 18px 20px}
.case-body h3{margin:0 0 6px;font-size:16px;font-weight:800;color:#1d1633}
.case-body p{margin:0;font-size:14px;color:#545a6b}
.banner-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:26px}
.banner-row .figure{aspect-ratio:16/9;padding:10px}

/* table */
.table-wrap{overflow-x:auto;border:1px solid rgba(22,24,31,.08);border-radius:16px;background:#fff;box-shadow:0 18px 40px -34px rgba(24,20,60,.9)}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px}
thead th{background:linear-gradient(120deg,rgba(109,40,217,.1),rgba(255,46,147,.1));font-weight:900;color:#2b1750;text-align:left;padding:14px 16px;white-space:nowrap;border-bottom:1px solid rgba(22,24,31,.08)}
tbody td{padding:13px 16px;border-bottom:1px solid rgba(22,24,31,.07);color:#42485a;vertical-align:top}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:rgba(109,40,217,.045)}
tbody td:first-child{font-weight:800;color:#1d1633;white-space:nowrap}
td .good{color:#6d28d9;font-weight:800}
.score-card{display:flex;align-items:center;gap:24px;flex-wrap:wrap;background:linear-gradient(120deg,#f2e9ff,#ffe6f2);border:1px solid rgba(109,40,217,.2);border-radius:20px;padding:22px 26px;margin-bottom:24px}
.score-main{display:flex;align-items:baseline;gap:6px}
.score-num{font-size:46px;font-weight:900;line-height:1;color:#6d28d9}
.score-max{font-size:16px;font-weight:800;color:#8b6bbd}
.score-info p{margin:0}
.score-stars{font-size:19px;color:#ff9d00;letter-spacing:2px;line-height:1.3}
.score-text{font-size:14.5px;color:#4a2a6b;font-weight:700}

/* reviews */
.review{display:flex;flex-direction:column;gap:12px}
.review p{margin:0;font-size:14.5px;color:#42485a}
.review-user{display:flex;align-items:center;gap:10px;margin-top:auto}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#fff;font-size:15px;background:linear-gradient(135deg,#6d28d9,#ff2e93);flex:0 0 auto}
.review:nth-child(3n+2) .avatar{background:linear-gradient(135deg,#00b3c7,#6d28d9)}
.review:nth-child(3n+3) .avatar{background:linear-gradient(135deg,#ff9d00,#ff2e93)}
.review-user strong{display:block;font-size:14.5px;color:#1d1633}
.review-user span{font-size:12.5px;color:#6b7080}

/* about list */
.about-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
.about-list li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:14px;padding:14px 16px;font-size:14.5px;color:#42485a}
.about-list li b{color:#1d1633}
.about-list li::before{content:"";flex:0 0 auto;width:9px;height:9px;margin-top:8px;border-radius:3px;background:linear-gradient(135deg,#6d28d9,#ff2e93)}
.about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:26px;align-items:start}

/* faq */
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:14px;overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease}
.faq-item.open{border-color:rgba(109,40,217,.32);box-shadow:0 18px 36px -30px rgba(109,40,217,.9)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 20px;background:none;border:0;font:inherit;font-weight:800;font-size:15.5px;color:#1d1633;text-align:left;cursor:pointer}
.faq-q .plus{flex:0 0 auto;width:24px;height:24px;position:relative;border-radius:50%;background:rgba(109,40,217,.1);transition:background .2s ease}
.faq-q .plus::before,.faq-q .plus::after{content:"";position:absolute;left:50%;top:50%;background:#6d28d9;border-radius:2px;transform:translate(-50%,-50%);transition:transform .25s ease}
.faq-q .plus::before{width:11px;height:2px}
.faq-q .plus::after{width:2px;height:11px}
.faq-item.open .faq-q .plus{background:rgba(255,46,147,.14)}
.faq-item.open .faq-q .plus::before,.faq-item.open .faq-q .plus::after{background:#ff2e93}
.faq-item.open .faq-q .plus::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a div{padding:0 20px 18px;font-size:14.5px;color:#545a6b}

/* form */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}
.form-card{background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:20px;padding:26px;box-shadow:0 24px 50px -40px rgba(24,20,60,.95)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:700;color:#2b2f3a}
.field.full{grid-column:1 / -1}
.field input,.field select,.field textarea{font-family:inherit;font-size:14.5px;font-weight:400;color:#151226;background:#fbfaff;border:1px solid rgba(22,24,31,.14);border-radius:12px;padding:12px 14px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:#6d28d9;background:#fff;box-shadow:0 0 0 3px rgba(109,40,217,.14)}
.field textarea{resize:vertical;min-height:110px}
.form-actions{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-actions .btn{width:100%}
.form-hint{margin:0;font-size:13px;color:#6b7080}
.contact-side{display:grid;gap:14px}
.contact-item{background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:16px;padding:16px 18px;font-size:14.5px;color:#42485a}
.contact-item strong{display:block;font-size:13px;font-weight:800;color:#6d28d9;margin-bottom:4px;letter-spacing:.02em}
.qr-box{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:16px;padding:16px 18px}
.qr-box img{width:96px;height:96px;object-fit:contain;border-radius:10px;background:#f7f4ff}
.qr-box p{margin:0;font-size:14px;color:#42485a}
.qr-box strong{display:block;font-size:14.5px;color:#1d1633;margin-bottom:4px}

/* articles */
.article-list{display:grid;gap:12px}
.article-item{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid rgba(22,24,31,.08);border-radius:14px;padding:16px 20px;text-decoration:none;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.article-item:hover{transform:translateX(4px);border-color:rgba(109,40,217,.3);box-shadow:0 18px 34px -30px rgba(109,40,217,.9)}
.article-item span{font-size:15px;font-weight:700;color:#1d1633}
.article-item em{font-style:normal;font-size:13px;font-weight:800;color:#6d28d9;white-space:nowrap}

/* footer */
.site-footer{margin-top:40px;background:#141026;color:#d9d3ee;padding:38px 0 22px}
.footer-top{display:grid;grid-template-columns:1fr 1fr;gap:26px;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-title{margin:0 0 8px;font-size:16.5px;font-weight:900;color:#ffffff}
.footer-desc{margin:0;font-size:14px;color:#b7afd4}
.footer-label{margin:0 0 10px;font-size:13px;font-weight:800;color:#ff9ad1;letter-spacing:.04em}
.link-row{display:flex;flex-wrap:wrap;gap:10px 16px}
.link-row a{font-size:14px;color:#d9d3ee;text-decoration:none;transition:color .2s ease}
.link-row a:hover{color:#8de5ff}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:space-between;padding-top:18px;font-size:13px;color:#a79fc6}
.footer-bottom a{color:#d9d3ee;text-decoration:none}
.footer-bottom a:hover{color:#8de5ff}

/* float */
.float-bar{position:fixed;right:18px;bottom:18px;z-index:80;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.float-btn{width:52px;height:52px;border-radius:50%;border:0;cursor:pointer;font-family:inherit;font-size:13px;font-weight:800;color:#fff;background:linear-gradient(135deg,#6d28d9,#ff2e93);box-shadow:0 16px 30px -14px rgba(109,40,217,.95);transition:transform .2s ease,box-shadow .2s ease}
.float-btn:hover{transform:translateY(-3px);box-shadow:0 20px 34px -14px rgba(255,46,147,.9)}
.float-btn.secondary{width:44px;height:44px;background:#fff;color:#5b1ec9;border:1px solid rgba(109,40,217,.25);box-shadow:0 12px 24px -18px rgba(109,40,217,.9)}
.kefu-panel{width:230px;background:#fff;border:1px solid rgba(22,24,31,.1);border-radius:16px;padding:16px;box-shadow:0 24px 44px -26px rgba(24,20,60,.75);text-align:center}
.kefu-panel p{margin:0 0 8px;font-size:13px;color:#42485a}
.kefu-panel .kefu-title{font-size:14px;font-weight:800;color:#1d1633;margin-bottom:10px}
.kefu-panel img{width:130px;height:130px;object-fit:contain;border-radius:10px;background:#f7f4ff;margin-bottom:10px}
.kefu-panel .kefu-line{font-size:12.5px;color:#5b6172;margin:0 0 5px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s cubic-bezier(.22,.61,.36,1)}
.js .reveal.is-visible{opacity:1;transform:none}

@media (max-width:1080px){
  .nav-toggle{display:flex}
  .nav-links{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;justify-content:flex-start;background:#fff;border-bottom:1px solid rgba(22,24,31,.1);padding:10px 20px 16px;box-shadow:0 22px 36px -26px rgba(24,20,60,.7);gap:0}
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 6px;font-size:15px}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:1fr}
}
@media (max-width:640px){
  .ai-page-logo{width:104px}
  .nav-cta{padding:8px 13px;font-size:13px}
  .hero{padding:44px 0 40px}
  .block{padding:48px 0}
  .grid-2,.grid-3,.grid-4,.gallery,.banner-row,.form-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:34px}
  .stat{padding:14px 16px}
  .stat strong{font-size:20px}
  .card,.form-card{padding:18px}
  .float-btn{width:46px;height:46px;font-size:12px}
  .kefu-panel{width:212px}
}
@media (prefers-reduced-motion: reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  .hero-panel{animation:none}
  html{scroll-behavior:auto}
}