:root{
  --ink:#15182a;
  --ink-2:#3a4056;
  --muted:#6b7284;
  --line:rgba(21,24,42,.09);
  --brand:#5a49f0;
  --brand-deep:#3a2fb8;
  --cyan:#00b8cc;
  --pink:#f562b8;
  --radius:16px;
  --shadow-sm:0 2px 10px rgba(30,32,64,.05);
  --shadow:0 10px 30px rgba(43,45,96,.09);
  --shadow-lg:0 20px 48px rgba(43,45,96,.14);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:88px;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  line-height:1.7;
  font-size:15px;
  background-color:#f6f7fc;
  background-image:
    radial-gradient(900px 520px at 8% -6%,rgba(112,92,255,.18),transparent 62%),
    radial-gradient(820px 520px at 94% 2%,rgba(0,200,220,.15),transparent 60%),
    radial-gradient(900px 700px at 28% 46%,rgba(255,120,200,.10),transparent 66%),
    radial-gradient(900px 700px at 82% 80%,rgba(120,150,255,.13),transparent 66%),
    linear-gradient(180deg,#f8f9fe 0%,#f5f7fc 45%,#f8f6fe 100%);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;border:0;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.34;color:var(--ink);}
h1{font-size:clamp(26px,3.6vw,42px);letter-spacing:-.5px;}
h2{font-size:clamp(21px,2.6vw,30px);}
h3{font-size:17px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--brand);text-decoration:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
.section{padding:64px 0;position:relative;}
.section-head{max-width:780px;margin:0 auto 38px;text-align:center;}
.section-head p{color:var(--muted);font-size:15.5px;margin-top:12px;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:#4a3ad9;background:rgba(90,73,240,.09);padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.mt-24{margin-top:24px;}
.mt-32{margin-top:32px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
}
.btn-primary{background:linear-gradient(135deg,#6a5cf6,#4a3ad9);color:#fff;box-shadow:0 10px 26px rgba(90,73,240,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(90,73,240,.42);color:#fff;}
.btn-ghost{background:rgba(255,255,255,.92);color:var(--ink);border-color:rgba(90,73,240,.28);}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand);}
.btn-block{width:100%;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(90,73,240,.24);}
.card h3{margin-bottom:9px;}
.card p{color:var(--ink-2);font-size:14.5px;}
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-box{
  width:40px;height:40px;border-radius:11px;overflow:hidden;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#6d5cf5,#00c6d8 55%,#ff7ac6);
  box-shadow:0 6px 16px rgba(90,73,240,.28);
}
.logo-box img{display:block;}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.04em;}
.nav{display:flex;align-items:center;gap:0;}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0;}
.nav-links a{
  display:block;padding:9px 12px;font-size:14.5px;color:var(--ink-2);
  border-radius:9px;white-space:nowrap;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--brand);background:rgba(90,73,240,.08);}
.nav-cta{margin-left:14px;padding:11px 20px;font-size:14.5px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;
  border-radius:11px;align-items:center;justify-content:center;cursor:pointer;padding:0;
  flex:0 0 42px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* hero */
.hero{position:relative;overflow:hidden;padding:66px 0 74px;}
.hero::before{
  content:"";position:absolute;left:-20%;right:-20%;top:-30%;height:620px;pointer-events:none;
  background:
    radial-gradient(46% 52% at 28% 44%,rgba(112,92,255,.22),transparent 70%),
    radial-gradient(44% 48% at 76% 30%,rgba(0,200,220,.20),transparent 70%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(90,73,240,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(90,73,240,.055) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 30%,#000 20%,transparent 78%);
  mask-image:radial-gradient(70% 60% at 50% 30%,#000 20%,transparent 78%);
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
}
.hero-lead{margin-top:18px;font-size:16px;color:var(--ink-2);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-actions .btn{padding:14px 30px;font-size:15.5px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;}
.hero-points li{position:relative;padding-left:20px;font-size:14.5px;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,#6a5cf6,#00c2d1);
}
.hero-panel{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.97),rgba(246,245,255,.94));
  border:1px solid rgba(90,73,240,.16);
  border-radius:22px;padding:24px;
  box-shadow:0 18px 48px rgba(60,60,140,.14);
}
.hero-panel::after{
  content:"";position:absolute;right:-90px;top:-110px;width:300px;height:300px;border-radius:50%;
  background:conic-gradient(from 0deg,rgba(112,92,255,.42),rgba(0,200,220,.34),rgba(255,122,198,.36),rgba(112,92,255,.42));
  filter:blur(46px);opacity:.7;animation:spinSlow 20s linear infinite;
}
.hero-panel > *{position:relative;z-index:1;}
@keyframes spinSlow{to{transform:rotate(360deg);}}
.panel-top{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:700;color:#2c2a52;margin-bottom:16px;}
.panel-dot{width:9px;height:9px;border-radius:50%;background:#00c2b4;box-shadow:0 0 0 4px rgba(0,194,180,.16);flex:0 0 9px;}
.panel-chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-flex;align-items:center;padding:6px 12px;font-size:12.5px;border-radius:999px;
  background:rgba(90,73,240,.07);color:#3c3670;border:1px solid rgba(90,73,240,.13);
}
.panel-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;}
.panel-metrics > div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;}
.panel-metrics strong{display:block;font-size:24px;line-height:1.2;color:var(--brand-deep);}
.panel-metrics span{font-size:12.5px;color:var(--muted);}
.panel-note{margin-top:16px;font-size:12.5px;color:var(--muted);text-align:center;}

/* about */
.about-visual{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px;}
.about-visual figure{
  margin:0;border-radius:var(--radius);overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.about-visual img{display:block;width:100%;height:auto;}

/* tag cloud */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag-cloud span{
  padding:8px 15px;font-size:13.5px;border-radius:999px;background:#fff;
  border:1px solid rgba(90,73,240,.16);color:#3b3663;
  box-shadow:0 2px 8px rgba(40,40,90,.04);
  transition:transform .2s ease,border-color .2s ease,color .2s ease;
}
.tag-cloud span:hover{transform:translateY(-2px);border-color:rgba(90,73,240,.42);color:var(--brand);}
.tag-note{margin-top:16px;font-size:13.5px;color:var(--muted);text-align:center;}

/* timeline */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.timeline li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.timeline li:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(90,73,240,.24);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;margin-bottom:12px;
  font-size:13px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#6a5cf6,#00c2d1);
}
.timeline h3{font-size:15.5px;margin-bottom:8px;}
.timeline p{font-size:13.5px;color:var(--ink-2);}

/* cases */
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(90,73,240,.24);}
.case-media{aspect-ratio:4/3;overflow:hidden;background:#eef0f8;}
.case-media img{display:block;width:100%;height:100%;object-fit:cover;}
.case-body{padding:20px 22px 24px;}
.case-body p{font-size:14px;color:var(--ink-2);margin-top:8px;}
.case-tag{
  display:inline-block;margin-top:14px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;color:#3a2fb8;background:rgba(90,73,240,.09);border:1px solid rgba(90,73,240,.16);
}

/* review */
.review-hero{display:grid;grid-template-columns:300px 1fr;gap:26px;align-items:start;margin-bottom:26px;}
.score-card{
  background:linear-gradient(150deg,#ffffff,#f3f2ff);
  border:1px solid rgba(90,73,240,.2);border-radius:20px;padding:30px 24px;text-align:center;
  box-shadow:var(--shadow);
}
.score-num{font-size:54px;font-weight:800;line-height:1;color:#3a2fb8;}
.score-num span{font-size:17px;font-weight:600;color:var(--muted);}
.stars{font-size:20px;letter-spacing:3px;color:#e79b06;margin:14px 0 8px;}
.score-card p{font-size:14px;color:var(--ink-2);font-weight:600;}
.score-notes{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 28px;box-shadow:var(--shadow-sm);}
.score-notes h3{margin-bottom:10px;}
.score-notes p{color:var(--ink-2);font-size:14.5px;}
.notes-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 20px;margin-top:16px;}
.notes-list li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);}
.notes-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,#6a5cf6,#00c2d1);
}

/* table */
.table-wrap{
  overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-sm);
}
table{width:100%;border-collapse:collapse;min-width:660px;}
th,td{padding:14px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);vertical-align:top;}
thead th{background:linear-gradient(135deg,#f2f0ff,#eafaff);color:#2b2650;font-weight:700;white-space:nowrap;}
tbody td{color:var(--ink-2);}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:rgba(90,73,240,.04);}
td.hl{color:#2c2a52;font-weight:600;}

/* pricing */
.price-card{position:relative;overflow:hidden;}
.price-card h3{color:#2c2a52;}
.price-card .price-tag{
  display:inline-block;margin-bottom:12px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#6a5cf6,#00c2d1);
}

/* match / form */
.match-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:start;}
.match-info h2{margin-bottom:14px;}
.match-info > p{color:var(--ink-2);font-size:15px;}
.match-list{display:grid;gap:12px;margin-top:24px;}
.match-list li{
  position:relative;padding:14px 18px 14px 44px;background:#fff;border:1px solid var(--line);
  border-radius:12px;font-size:14.5px;color:var(--ink-2);box-shadow:var(--shadow-sm);
}
.match-list li::before{
  content:"";position:absolute;left:18px;top:50%;transform:translateY(-50%) rotate(45deg);
  width:9px;height:9px;border-radius:2px;background:linear-gradient(135deg,#6a5cf6,#00c2d1);
}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  box-shadow:var(--shadow);
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;font-size:14.5px;font-family:inherit;color:var(--ink);
  background:#fbfbfe;border:1px solid rgba(21,24,42,.14);border-radius:11px;outline:none;
  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{
  border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(90,73,240,.14);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:12px;text-align:center;}

/* faq */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item:hover{border-color:rgba(90,73,240,.24);}
.faq-item.open{border-color:rgba(90,73,240,.32);box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:15px;font-weight:600;color:var(--ink);font-family:inherit;
}
.faq-icon{
  position:relative;width:20px;height:20px;flex:0 0 20px;border-radius:50%;
  background:rgba(90,73,240,.1);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:#5a49f0;border-radius:2px;transition:transform .3s ease;
}
.faq-icon::before{width:10px;height:2px;}
.faq-icon::after{width:2px;height:10px;}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s ease;}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-a > div{overflow:hidden;}
.faq-a p{padding:0 20px 18px;font-size:14.5px;color:var(--ink-2);}

/* reviews */
.review-card{display:flex;flex-direction:column;gap:14px;}
.review-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:44px;height:44px;flex:0 0 44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#6a5cf6,#00c2d1);
}
.review-name{font-size:15px;font-weight:700;color:var(--ink);line-height:1.3;}
.review-role{font-size:12.5px;color:var(--muted);}
.review-stars{color:#e79b06;font-size:14px;letter-spacing:2px;}
.review-card p{font-size:14.5px;color:var(--ink-2);}

/* partner */
.partner-card{
  display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
  background:linear-gradient(150deg,#ffffff,#f5f3ff 60%,#eefaff);
  border:1px solid rgba(90,73,240,.18);border-radius:22px;padding:38px;
  box-shadow:var(--shadow);
}
.partner-card h2{margin-bottom:14px;}
.partner-card > div > p{color:var(--ink-2);font-size:15px;}
.partner-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:22px;}
.partner-list li{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:13px 16px;font-size:14px;color:var(--ink-2);box-shadow:var(--shadow-sm);
}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.contact-item h3{font-size:15px;margin-bottom:8px;color:#2c2a52;}
.contact-item p{font-size:14.5px;color:var(--ink-2);word-break:break-all;}
.contact-item a{color:var(--brand);font-weight:600;}
.qr{display:block;width:120px;height:auto;border-radius:10px;border:1px solid var(--line);margin-top:4px;}

/* footer */
.site-footer{
  margin-top:8px;background:#12142a;color:#d8dcf0;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-top{
  display:grid;grid-template-columns:1.15fr 1.85fr;gap:36px;
  padding:44px 0 32px;
}
.footer-brand-name{font-size:17px;font-weight:800;color:#ffffff;letter-spacing:.04em;margin-bottom:10px;}
.footer-brand p{font-size:13.5px;color:#b6bcd8;max-width:340px;}
.footer-title{font-size:14px;font-weight:700;color:#ffffff;margin-bottom:12px;}
.footer-links{display:flex;flex-wrap:wrap;gap:10px 20px;}
.footer-links a{font-size:13.5px;color:#b6bcd8;transition:color .2s ease;}
.footer-links a:hover{color:#ffffff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:16px 0 22px;
  display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:#9aa1c2;}

/* float */
.float-bar{position:fixed;right:18px;bottom:22px;z-index:70;display:flex;flex-direction:column;gap:10px;}
.float-btn{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
  color:var(--brand);font-size:12.5px;font-weight:700;
  transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease;
}
.float-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);color:var(--brand-deep);}
#backTop{opacity:0;pointer-events:none;}
#backTop.show{opacity:1;pointer-events:auto;}

/* reveal */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
html.js .reveal.in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  html.js .reveal{opacity:1;transform:none;transition:none;}
  .hero-panel::after{animation:none;}
}

@media (max-width:1080px){
  .nav-toggle{display:flex;}
  .nav{
    position:absolute;top:100%;left:20px;right:20px;margin-top:8px;
    flex-direction:column;align-items:stretch;gap:0;display:none;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-lg);padding:10px;
    max-height:calc(100vh - 110px);overflow:auto;
  }
  .nav.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;}
  .nav-links a{padding:12px 14px;border-radius:10px;}
  .nav-cta{margin:8px 0 0;text-align:center;justify-content:center;}
}

@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-lead{max-width:none;}
  .review-hero{grid-template-columns:1fr;}
  .match-grid{grid-template-columns:1fr;gap:30px;}
  .partner-card{grid-template-columns:1fr;gap:24px;padding:30px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr;gap:24px;}
}

@media (max-width:760px){
  .section{padding:50px 0;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .notes-list{grid-template-columns:1fr;}
  .about-visual{grid-template-columns:1fr;}
}

@media (max-width:600px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .partner-list{grid-template-columns:1fr;}
  .hero{padding:44px 0 54px;}
  .hero-actions .btn{flex:1 1 100%;}
  .panel-metrics{grid-template-columns:1fr 1fr;}
  .float-bar{right:12px;bottom:16px;}
}