*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.75;
  color:#e8eeff;
  background-color:#070a17;
  background-image:
    radial-gradient(1000px 620px at 8% -10%, rgba(46,230,246,.20), transparent 62%),
    radial-gradient(900px 560px at 96% 2%, rgba(255,77,157,.16), transparent 64%),
    radial-gradient(1100px 780px at 50% 118%, rgba(155,107,255,.18), transparent 62%);
  background-attachment:fixed;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:700;letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(7,10,23,.84);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(150,170,255,.14)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ai-page-logo{max-height:34px;width:auto;display:block}
.brand-name{font-size:16.5px;font-weight:700;letter-spacing:1px;color:#ffffff;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0}
.nav-links a{display:block;padding:8px 11px;font-size:13px;color:#a9b6d8;border-radius:999px;transition:color .25s,background .25s}
.nav-links a:hover{color:#ffffff;background:rgba(46,230,246,.12)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid rgba(150,170,255,.28);border-radius:12px;background:rgba(255,255,255,.04);align-items:center;justify-content:center;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:#e8eeff;position:relative;transition:.25s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#e8eeff;transition:.25s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg)}
@media (min-width:1320px){
  .nav{display:block}
  .nav-toggle{display:none}
}
@media (max-width:1319px){
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(9,13,30,.98);border-bottom:1px solid rgba(150,170,255,.16);padding:8px 20px 18px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
  .nav.open{display:block;animation:dropIn .26s ease}
  .nav-links{flex-direction:column;align-items:stretch;gap:0}
  .nav-links a{padding:12px 10px;border-radius:12px;font-size:15px}
  .nav-toggle{display:flex}
}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:999px;font-size:14px;font-weight:600;border:1px 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,#2ee6f6,#9b6bff 55%,#ff4d9d);color:#08101f;box-shadow:0 12px 32px -14px rgba(46,230,246,.9)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(255,77,157,.85)}
.btn-outline{border-color:rgba(150,170,255,.36);color:#e8eeff;background:rgba(255,255,255,.03)}
.btn-outline:hover{background:rgba(46,230,246,.12);border-color:rgba(46,230,246,.75);transform:translateY(-2px)}
.btn-sm{padding:8px 16px;font-size:13px}
.header-actions .btn{padding:8px 16px;font-size:13px}
.btn-block{width:100%}

/* hero */
.hero{position:relative;padding:60px 0 48px;overflow:hidden}
.hero::before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;top:-260px;left:-180px;background:radial-gradient(circle,rgba(46,230,246,.22),transparent 68%);pointer-events:none}
.hero::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;bottom:-220px;right:-120px;background:radial-gradient(circle,rgba(255,77,157,.16),transparent 68%);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1fr;gap:40px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;border:1px solid rgba(46,230,246,.35);background:rgba(46,230,246,.09);color:#7ff0fa;font-size:12.5px;letter-spacing:.6px}
.dot{width:7px;height:7px;border-radius:50%;background:#2ee6f6;animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(46,230,246,.6)}70%{box-shadow:0 0 0 12px rgba(46,230,246,0)}100%{box-shadow:0 0 0 0 rgba(46,230,246,0)}}
.hero h1{font-size:clamp(28px,5.4vw,44px);color:#ffffff;margin:20px 0 16px;letter-spacing:-.5px;text-shadow:0 0 34px rgba(46,230,246,.28)}
.hero-lead{font-size:clamp(14px,2.2vw,16px);color:#a9b6d8;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 22px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:13px;color:#93a1c4}
.hero-points li{display:flex;align-items:center;gap:7px}
.hero-points li::before{content:"";width:5px;height:5px;border-radius:50%;background:linear-gradient(120deg,#2ee6f6,#ff4d9d)}
.hero-panel{position:relative;padding:24px 22px;border-radius:22px;border:1px solid rgba(150,170,255,.24);background:linear-gradient(160deg,rgba(46,230,246,.12),rgba(155,107,255,.08) 48%,rgba(255,77,157,.12));box-shadow:0 30px 70px -38px rgba(46,230,246,.85),inset 0 1px 0 rgba(255,255,255,.08);animation:floatY 7s ease-in-out infinite}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.panel-head{display:flex;align-items:center;gap:9px;font-size:13px;color:#cfd9f5;letter-spacing:1px;padding-bottom:14px;border-bottom:1px solid rgba(150,170,255,.18)}
.panel-dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#2ee6f6,#ff4d9d);box-shadow:0 0 12px rgba(46,230,246,.85)}
.panel-steps{margin-top:6px}
.panel-steps li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(150,170,255,.16)}
.panel-steps li:last-child{border-bottom:0}
.step-no{flex-shrink:0;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:12px;font-weight:700;color:#07101f;background:linear-gradient(135deg,#2ee6f6,#9b6bff)}
.step-txt{font-size:13.5px;color:#c6d1ee;line-height:1.6}
.panel-models{margin-top:14px;padding-top:14px;border-top:1px solid rgba(150,170,255,.18);font-size:12px;color:#8e9cc0;letter-spacing:.4px}
@media (min-width:980px){.hero-inner{grid-template-columns:1.12fr .88fr;gap:48px}.hero{padding:76px 0 58px}}

/* metrics */
.metrics{padding:0 0 46px}
.metrics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.metric{padding:20px 14px;text-align:center;border-radius:16px;border:1px solid rgba(150,170,255,.16);background:rgba(255,255,255,.04);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.metric:hover{transform:translateY(-4px);border-color:rgba(46,230,246,.5);box-shadow:0 22px 44px -28px rgba(46,230,246,.9)}
.metric strong{display:block;font-size:26px;color:#5beeff;letter-spacing:1px;line-height:1.2}
.metric span{font-size:13px;color:#93a1c4}
@media (min-width:780px){.metrics-grid{grid-template-columns:repeat(4,1fr)}}

/* sections */
.section{padding:68px 0;position:relative}
.section-line{border-top:1px solid rgba(150,170,255,.08)}
.sec-head{max-width:780px;margin-bottom:34px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{display:inline-block;font-size:12.5px;letter-spacing:2px;color:#5beeff;padding:4px 13px;border-radius:999px;border:1px solid rgba(46,230,246,.3);background:rgba(46,230,246,.08);margin-bottom:14px}
.sec-head h2{font-size:clamp(21px,3.4vw,30px);color:#ffffff;margin-bottom:12px}
.sec-head p{color:#9aa8ca;font-size:14.5px}

/* cards */
.grid-2{display:grid;grid-template-columns:1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:1fr;gap:18px}
.grid-4{display:grid;grid-template-columns:1fr;gap:16px}
.grid-auto{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:680px){
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-auto{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1000px){
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .grid-auto{grid-template-columns:repeat(3,1fr)}
}
.card{position:relative;padding:22px;border-radius:18px;border:1px solid rgba(150,170,255,.16);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.022));transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.card:hover{transform:translateY(-5px);border-color:rgba(46,230,246,.45);box-shadow:0 24px 50px -30px rgba(46,230,246,.95)}
.card::after{content:"";position:absolute;left:24px;top:0;width:36px;height:2px;border-radius:2px;background:linear-gradient(90deg,#2ee6f6,#ff4d9d)}
.card h3{font-size:16.5px;color:#ffffff;margin-bottom:9px}
.card p{font-size:13.8px;color:#9aa8ca;line-height:1.78}

/* tags */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{padding:7px 15px;border-radius:999px;font-size:13px;color:#c9d4f0;border:1px solid rgba(150,170,255,.2);background:rgba(255,255,255,.04);transition:transform .25s ease,color .25s ease,background .25s ease,border-color .25s ease}
.tag:hover{color:#06101f;background:linear-gradient(120deg,#2ee6f6,#9b6bff);border-color:transparent;transform:translateY(-2px)}

/* steps */
.steps{display:grid;grid-template-columns:1fr;gap:16px}
.step{padding:22px 18px;border-radius:16px;border:1px solid rgba(150,170,255,.16);background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));transition:transform .3s ease,border-color .3s ease}
.step:hover{transform:translateY(-4px);border-color:rgba(155,107,255,.55)}
.step .num{font-size:13px;font-weight:700;letter-spacing:2px;color:#5beeff}
.step h3{font-size:15.5px;color:#ffffff;margin:8px 0 8px}
.step p{font-size:13.4px;color:#94a2c5;line-height:1.72}
@media (min-width:900px){.steps{grid-template-columns:repeat(5,1fr)}}

/* cases */
.case-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:700px){.case-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.case-grid{grid-template-columns:repeat(3,1fr)}}
.case{overflow:hidden;border-radius:18px;border:1px solid rgba(150,170,255,.16);background:rgba(255,255,255,.04);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.case:hover{transform:translateY(-5px);border-color:rgba(46,230,246,.45);box-shadow:0 24px 50px -30px rgba(46,230,246,.95)}
.case-media{aspect-ratio:4/3;background:rgba(6,10,22,.72);display:flex;align-items:center;justify-content:center;padding:12px}
.case-media img{width:100%;height:100%;object-fit:contain}
.case-body{padding:14px 16px 18px}
.case-body h3{font-size:15px;color:#ffffff;margin-bottom:6px}
.case-body p{font-size:13px;color:#94a2c5}

/* table */
.table-wrap{overflow-x:auto;border:1px solid rgba(150,170,255,.16);border-radius:16px;background:rgba(255,255,255,.03);margin-bottom:22px}
table{width:100%;border-collapse:collapse;min-width:660px}
th,td{padding:14px 16px;text-align:left;font-size:13.8px;border-bottom:1px solid rgba(150,170,255,.12);vertical-align:top}
th{background:rgba(155,107,255,.14);color:#ffffff;font-weight:600;white-space:nowrap}
td{color:#a9b6d8}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover td{background:rgba(46,230,246,.05);color:#dbe4ff}
.td-strong{color:#5beeff;font-weight:600}

/* score */
.score-card{display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;padding:24px;border-radius:20px;border:1px solid rgba(46,230,246,.35);background:linear-gradient(120deg,rgba(46,230,246,.14),rgba(155,107,255,.12) 50%,rgba(255,77,157,.14))}
.score-main{display:flex;flex-direction:column;gap:6px}
.score-label{font-size:13px;color:#a9b6d8;letter-spacing:1px}
.score-stars{color:#ffcb45;font-size:17px;letter-spacing:4px}
.score-num{font-size:42px;font-weight:800;color:#ffffff;line-height:1}
.score-num span{font-size:15px;color:#9aa8ca;font-weight:600;margin-left:2px}
.score-side{flex:1 1 320px;min-width:240px}
.score-side p{font-size:13.6px;color:#c6d1ee}
.score-side strong{color:#5beeff}

/* reviews */
.review .stars{color:#ffcb45;font-size:14px;letter-spacing:3px;margin-bottom:10px}
.review-text{font-size:13.8px;color:#b6c2e0;line-height:1.8;margin-bottom:16px}
.reviewer{display:flex;align-items:center;gap:11px;padding-top:14px;border-top:1px solid rgba(150,170,255,.14)}
.avatar{width:38px;height:38px;flex-shrink:0;border-radius:50%;display:grid;place-items:center;font-size:14px;font-weight:700;color:#07101f;background:linear-gradient(135deg,#2ee6f6,#9b6bff)}
.reviewer strong{display:block;font-size:13.5px;color:#ffffff;line-height:1.4}
.reviewer span{font-size:12.5px;color:#8b99bc}

/* faq */
.faq-list{margin-top:8px;display:grid;gap:12px}
.faq-item{border:1px solid rgba(150,170,255,.16);border-radius:14px;background:rgba(255,255,255,.035);overflow:hidden;transition:border-color .3s ease}
.faq-item.open{border-color:rgba(46,230,246,.45)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 18px;background:transparent;border:0;color:#e8eeff;font-size:14.5px;font-weight:600;text-align:left;cursor:pointer;transition:color .25s}
.faq-q:hover{color:#5beeff}
.faq-q .chev{flex-shrink:0;width:9px;height:9px;border-right:2px solid #5beeff;border-bottom:2px solid #5beeff;transform:rotate(45deg);transition:transform .3s ease}
.faq-item.open .chev{transform:rotate(-135deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 18px 18px;font-size:13.8px;color:#9aa8ca;line-height:1.8}

/* wiki & news */
.wiki-item{padding:14px 0;border-bottom:1px dashed rgba(150,170,255,.16)}
.wiki-item:last-child{border-bottom:0;padding-bottom:0}
.wiki-item h3{font-size:14.5px;color:#ffffff;margin-bottom:5px}
.wiki-item p{font-size:13.3px;color:#94a2c5}
.news-list li+li{margin-top:12px}
.news-list a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 16px;border-radius:12px;border:1px solid rgba(150,170,255,.14);background:rgba(255,255,255,.03);font-size:13.8px;color:#c6d1ee;transition:transform .25s ease,border-color .25s ease,color .25s ease}
.news-list a:hover{transform:translateX(4px);border-color:rgba(46,230,246,.5);color:#ffffff}
.news-list a span{flex-shrink:0;color:#5beeff;font-size:12px}

/* contact */
.contact-layout{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:960px){.contact-layout{grid-template-columns:1fr 1.1fr;align-items:start}}
.contact-side{display:grid;gap:16px}
.qr{max-width:168px;margin:12px 0 10px;padding:8px;border-radius:14px;background:rgba(255,255,255,.9)}
.contact-list li{display:flex;align-items:baseline;gap:10px;padding:8px 0;border-bottom:1px dashed rgba(150,170,255,.14);font-size:13.6px}
.contact-list li:last-child{border-bottom:0}
.contact-list span{flex-shrink:0;width:62px;color:#8b99bc;font-size:13px}
.contact-list strong,.contact-list a{color:#e8eeff;font-weight:600;word-break:break-all}
.contact-list a:hover{color:#5beeff}
.form-card{padding:24px;border-radius:20px;border:1px solid rgba(150,170,255,.2);background:linear-gradient(180deg,rgba(46,230,246,.07),rgba(155,107,255,.05));box-shadow:0 26px 60px -40px rgba(46,230,246,.9)}
.form-title{font-size:17px;color:#ffffff;margin-bottom:16px}
.form-row{display:grid;grid-template-columns:1fr;gap:0}
@media (min-width:600px){.form-row{grid-template-columns:1fr 1fr;gap:0 14px}}
.field{display:block;margin-bottom:15px}
.field > span{display:block;font-size:13px;color:#a9b6d8;margin-bottom:7px}
.field em{color:#ff5f9e;font-style:normal}
input,select,textarea{width:100%;padding:11px 14px;border-radius:12px;border:1px solid rgba(150,170,255,.22);background:rgba(8,12,26,.66);color:#e8eeff;font-size:14px;font-family:inherit;transition:border-color .25s ease,box-shadow .25s ease}
input::placeholder,textarea::placeholder{color:#66739a}
input:focus,select:focus,textarea:focus{outline:none;border-color:#2ee6f6;box-shadow:0 0 0 3px rgba(46,230,246,.15)}
textarea{resize:vertical;min-height:96px}
select option{background:#0b1024;color:#e8eeff}
.form-tip{margin-top:12px;font-size:12.5px;color:#7f8dae}

/* footer */
.site-footer{background:#050813;border-top:1px solid rgba(150,170,255,.14);padding:48px 0 24px;color:#8d9ab8}
.footer-top{display:grid;grid-template-columns:1fr;gap:30px}
@media (min-width:780px){.footer-top{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:26px}}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:13.4px;color:#7f8dae;line-height:1.8;max-width:340px}
.site-footer h4{font-size:14px;color:#ffffff;margin-bottom:14px;letter-spacing:.5px}
.footer-list li+li{margin-top:9px}
.footer-list a,.footer-list span{font-size:13.4px;color:#8d9ab8;transition:color .25s ease;word-break:break-all}
.footer-list a:hover{color:#5beeff}
.footer-bottom{margin-top:32px;padding-top:18px;border-top:1px solid rgba(150,170,255,.12);display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.copyright{font-size:12.8px;color:#6f7c9b}
.ai-page-home-link{color:#5beeff}
.ai-page-home-link:hover{text-decoration:underline}

/* float */
.float-tools{position:fixed;right:16px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:10px}
.float-btn{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;border:1px solid rgba(46,230,246,.35);background:rgba(9,13,30,.9);color:#7ff0fa;cursor:pointer;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease}
.float-btn:hover{background:linear-gradient(135deg,#2ee6f6,#9b6bff);color:#06101f;border-color:transparent;transform:translateY(-3px)}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}

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