:root{
  --ink:#1B1533;
  --ink-2:#4B4466;
  --ink-3:#736D8C;
  --violet:#6C2BD9;
  --pink:#FF2E7E;
  --cyan:#00B8E6;
  --line:rgba(27,21,51,.10);
  --soft:#F6F2FF;
  --radius:20px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:#FFFFFF;
  background-image:
    radial-gradient(880px 520px at 6% -8%, rgba(255,46,126,.10), transparent 62%),
    radial-gradient(820px 500px at 96% 0%, rgba(0,184,230,.12), transparent 64%),
    linear-gradient(180deg,#FFFFFF 0%, #FBF8FF 45%, #F6F2FF 100%);
  background-repeat:no-repeat;
  background-attachment:scroll;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em}
button{font-family:inherit}
.container{width:100%;max-width:1180px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}
section[id]{scroll-margin-top:86px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 14px 34px -24px rgba(45,18,96,.75)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px;position:relative}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:16.5px;letter-spacing:.01em;color:var(--ink);flex:none}
.ai-page-logo{width:auto;max-width:138px;max-height:36px;object-fit:contain}
.brand-name{white-space:nowrap}
.nav{display:flex;align-items:center}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{
  display:block;padding:8px 11px;font-size:14px;font-weight:600;color:var(--ink-2);
  border-radius:10px;transition:color .18s ease,background-color .18s ease;
}
.nav-links a:hover{color:var(--violet);background:rgba(108,43,217,.08)}
.nav-cta{margin-left:14px;padding:10px 20px;font-size:14px;flex:none}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;padding:0;
}
.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}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .25s ease,background-color .25s ease,color .25s ease,border-color .25s ease;
}
.btn-primary{color:#fff;background:linear-gradient(118deg,#7C3AED 0%,#C22BE0 52%,#FF2E7E 100%);box-shadow:0 16px 30px -16px rgba(255,46,126,.85)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 40px -18px rgba(255,46,126,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{color:var(--ink);background:#fff;border-color:rgba(27,21,51,.16)}
.btn-outline:hover{color:var(--violet);border-color:rgba(108,43,217,.55);transform:translateY(-2px);box-shadow:0 16px 30px -22px rgba(108,43,217,.9)}

/* ---------- hero ---------- */
.hero{position:relative;padding:66px 0 76px;overflow:hidden}
.hero::before{
  content:"";position:absolute;left:-6%;right:-6%;top:-160px;height:560px;
  background:
    radial-gradient(46% 58% at 20% 32%, rgba(255,46,126,.20), transparent 70%),
    radial-gradient(42% 56% at 74% 24%, rgba(0,184,230,.20), transparent 72%),
    radial-gradient(38% 48% at 52% 72%, rgba(124,58,237,.16), transparent 74%);
  filter:blur(6px);pointer-events:none;z-index:0;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin:0;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;
  color:var(--violet);background:linear-gradient(120deg,rgba(108,43,217,.12),rgba(255,46,126,.12));
  border:1px solid rgba(108,43,217,.16);padding:6px 14px;border-radius:999px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--pink);box-shadow:0 0 0 4px rgba(255,46,126,.16);animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.72);opacity:.65}}
.hero h1{font-size:clamp(30px,4.4vw,46px);margin:18px 0 18px;letter-spacing:-.02em;color:var(--ink)}
.hero h1 .hl{color:var(--pink);position:relative;display:inline-block}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;border-radius:4px;background:linear-gradient(90deg,rgba(255,46,126,.32),rgba(108,43,217,.16));z-index:-1}
.hero-desc{color:var(--ink-2);font-size:16.5px;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.hero-tags li{
  font-size:13px;font-weight:600;color:var(--ink-2);background:rgba(255,255,255,.86);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
}
.hero-copy{animation:riseIn .7s ease both}
.hero-panel{display:grid;gap:14px;animation:riseIn .7s .14s ease both}
@keyframes riseIn{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.panel-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:0 28px 56px -40px rgba(52,20,110,.7);overflow:hidden;
}
.panel-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#7C3AED,#FF2E7E)}
.panel-score-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-label{font-size:13px;font-weight:700;color:var(--ink-3);letter-spacing:.06em}
.stars{color:#FFB020;letter-spacing:3px;font-size:15px}
.score-num{display:flex;align-items:baseline;gap:6px;margin-top:6px;font-size:46px;font-weight:800;line-height:1;color:var(--pink)}
.score-num span{font-size:16px;font-weight:700;color:var(--ink-3)}
.score-note{margin-top:8px;font-size:13.5px;color:var(--ink-2)}
.panel-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.panel-mini{
  background:linear-gradient(160deg,#FBF8FF,#F2ECFF);border:1px solid rgba(108,43,217,.14);
  border-radius:16px;padding:16px 18px;display:flex;flex-direction:column;gap:2px;
}
.panel-mini b{font-size:24px;line-height:1.1;color:var(--violet)}
.panel-mini span{font-size:12.5px;color:var(--ink-2);font-weight:600}
.panel-strip{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 24px}
.panel-strip .panel-label{color:var(--ink)}
.mini-link{font-size:13.5px;font-weight:700;color:var(--violet);white-space:nowrap}
.mini-link:hover{color:var(--pink)}

/* ---------- generic section ---------- */
.section{padding:76px 0}
.section.tight{padding:58px 0}
.band{
  background:linear-gradient(180deg,rgba(246,242,255,.95) 0%,rgba(252,250,255,.85) 100%);
  border-top:1px solid rgba(27,21,51,.07);
  border-bottom:1px solid rgba(27,21,51,.07);
}
.section-head{max-width:780px;margin:0 auto 42px;text-align:center}
.section-head h2{font-size:clamp(23px,3.2vw,34px);margin:12px 0 14px;color:var(--ink)}
.section-head .lead{color:var(--ink-2);font-size:16px}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:start}
.about-text h3{font-size:20px;margin-bottom:12px;color:var(--ink)}
.about-text p{color:var(--ink-2);font-size:15.5px}
.check-list{margin:20px 0 26px;display:grid;gap:12px}
.check-list li{position:relative;padding-left:30px;font-size:14.8px;color:var(--ink-2)}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;
  background:linear-gradient(135deg,#7C3AED,#FF2E7E);
}
.check-list li::after{
  content:"";position:absolute;left:6px;top:12px;width:6px;height:3px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);
}
.about-side{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 18px;
  display:flex;flex-direction:column;gap:4px;
  box-shadow:0 20px 44px -38px rgba(52,20,110,.8);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:rgba(108,43,217,.35);box-shadow:0 26px 48px -30px rgba(108,43,217,.55)}
.metric-card b{font-size:26px;line-height:1.15;color:var(--violet)}
.metric-card span{font-size:13px;color:var(--ink-3);font-weight:600}

/* ---------- cards grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:0 22px 48px -42px rgba(52,20,110,.85);
  transition:transform .22s ease,box-shadow .25s ease,border-color .22s ease;
  position:relative;overflow:hidden;
}
.svc-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,46,126,.14),transparent 70%);transition:transform .3s ease;
}
.svc-card:hover{transform:translateY(-5px);border-color:rgba(108,43,217,.3);box-shadow:0 30px 56px -34px rgba(108,43,217,.5)}
.svc-card:hover::after{transform:scale(1.35)}
.svc-icon{
  width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,rgba(124,58,237,.14),rgba(255,46,126,.16));color:var(--violet);margin-bottom:16px;
}
.svc-card h3{font-size:17.5px;margin-bottom:10px}
.svc-card p{font-size:14.5px;color:var(--ink-2)}

/* ---------- studio ---------- */
.studio-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.studio-head .section-head{margin:0;text-align:left;max-width:640px}
.studio-head .section-head h2{margin:12px 0 12px}
.workshop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.workshop{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  transition:transform .2s ease,box-shadow .25s ease,border-color .2s ease;
}
.workshop:hover{transform:translateY(-4px);border-color:rgba(255,46,126,.35);box-shadow:0 24px 44px -34px rgba(255,46,126,.75)}
.workshop h3{font-size:16px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.workshop h3 i{width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,#7C3AED,#FF2E7E);flex:none;display:block}
.workshop p{font-size:14px;color:var(--ink-2)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.tag-cloud li{
  font-size:13px;font-weight:600;color:var(--ink-2);background:#fff;
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.tag-cloud li:hover{color:var(--violet);border-color:rgba(108,43,217,.45);transform:translateY(-2px)}
.media-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}
.media-box{
  background:linear-gradient(160deg,#FBF8FF,#F1EAFF);border:1px solid rgba(108,43,217,.14);
  border-radius:var(--radius);overflow:hidden;aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;
}
.media-box img{width:100%;height:100%;object-fit:contain}

/* ---------- solution ---------- */
.sol-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.sol-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  transition:transform .2s ease,box-shadow .25s ease;
}
.sol-item:hover{transform:translateY(-3px);box-shadow:0 22px 44px -36px rgba(52,20,110,.8)}
.sol-mark{
  flex:none;width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#7C3AED,#FF2E7E);color:#fff;font-size:14px;font-weight:800;letter-spacing:-.02em;
}
.sol-item h3{font-size:16px;margin-bottom:6px}
.sol-item p{font-size:14px;color:var(--ink-2)}

/* ---------- network ---------- */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.net-card{
  background:linear-gradient(165deg,#FFFFFF,#FAF6FF);border:1px solid var(--line);
  border-radius:16px;padding:22px 20px;transition:transform .2s ease,border-color .2s ease;
}
.net-card:hover{transform:translateY(-4px);border-color:rgba(0,184,230,.45)}
.net-card h3{font-size:15.5px;margin-bottom:8px;color:var(--violet)}
.net-card p{font-size:13.5px;color:var(--ink-2)}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:step}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 20px 20px;
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.08em;color:#fff;
  background:linear-gradient(120deg,#7C3AED,#FF2E7E);padding:3px 10px;border-radius:999px;margin-bottom:14px;
}
.step h3{font-size:15.5px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-2)}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{
  margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .22s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-5px);box-shadow:0 28px 52px -34px rgba(52,20,110,.55)}
.case-media{aspect-ratio:4/3;background:linear-gradient(160deg,#FBF8FF,#F0E9FF);display:flex;align-items:center;justify-content:center;padding:10px}
.case-media img{width:100%;height:100%;object-fit:contain}
.case-body{padding:20px 22px 24px}
.case-body span{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--pink)}
.case-body h3{font-size:16.5px;margin:8px 0 8px}
.case-body p{font-size:14px;color:var(--ink-2)}

/* ---------- compare ---------- */
.score-banner{
  display:grid;grid-template-columns:auto 1fr;gap:30px;align-items:center;
  background:linear-gradient(120deg,#2A1259 0%,#5B21B6 52%,#B01E67 100%);
  border-radius:24px;padding:32px 36px;color:#fff;margin-bottom:28px;
  box-shadow:0 34px 64px -40px rgba(88,28,135,.9);
}
.score-left{display:flex;flex-direction:column;align-items:flex-start;gap:2px}
.score-big{font-size:52px;font-weight:800;line-height:1;color:#fff}
.score-out{font-size:14px;font-weight:600;color:rgba(255,255,255,.78)}
.score-banner .stars{color:#FFD24A;margin-top:8px}
.score-right h3{font-size:19px;margin-bottom:8px;color:#fff}
.score-right p{font-size:14.5px;color:rgba(255,255,255,.88)}
.table-scroll{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--line);border-radius:18px;background:#fff;
  box-shadow:0 24px 50px -42px rgba(52,20,110,.7);
}
.compare-table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.3px}
.compare-table thead th{
  background:linear-gradient(160deg,#F7F3FF,#EFE8FF);color:var(--ink);
  font-size:14px;font-weight:800;text-align:left;padding:15px 18px;white-space:nowrap;
  border-bottom:1px solid var(--line);
}
.compare-table thead th:nth-child(2){color:var(--violet)}
.compare-table tbody td{padding:14px 18px;border-bottom:1px solid rgba(27,21,51,.07);color:var(--ink-2);vertical-align:top}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:nth-child(even){background:rgba(246,242,255,.5)}
.compare-table tbody td:first-child{font-weight:700;color:var(--ink)}
.compare-table tbody td:nth-child(2){color:#3B1470;font-weight:600}

/* ---------- token ---------- */
.token-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.token-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 22px;
  position:relative;overflow:hidden;transition:transform .2s ease,box-shadow .25s ease;
}
.token-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#7C3AED,#FF2E7E)}
.token-card:hover{transform:translateY(-4px);box-shadow:0 26px 48px -36px rgba(108,43,217,.65)}
.token-card h3{font-size:16px;margin-bottom:10px;color:var(--ink)}
.token-card p{font-size:14px;color:var(--ink-2)}
.token-note{margin-top:22px;font-size:13.5px;color:var(--ink-3);text-align:center}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
  display:flex;flex-direction:column;gap:14px;
  box-shadow:0 22px 46px -42px rgba(52,20,110,.85);
  transition:transform .2s ease,box-shadow .25s ease;
}
.review:hover{transform:translateY(-4px);box-shadow:0 28px 50px -34px rgba(52,20,110,.55)}
.review p{font-size:14.5px;color:var(--ink-2);flex:1}
.review-who{display:flex;align-items:center;gap:12px;padding-top:4px;border-top:1px dashed rgba(27,21,51,.12)}
.avatar{
  width:38px;height:38px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;color:#fff;background:linear-gradient(135deg,#7C3AED,#FF2E7E);
}
.review-who b{display:block;font-size:14px;color:var(--ink);line-height:1.4}
.review-who span{display:block;font-size:12.5px;color:var(--ink-3)}

/* ---------- form ---------- */
.match-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:start}
.match-intro h2{font-size:clamp(22px,3vw,30px);margin:12px 0 14px}
.match-intro p{color:var(--ink-2);font-size:15px}
.match-points{margin-top:22px;display:grid;gap:12px}
.match-points li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2)}
.match-points li::before{content:"";flex:none;width:8px;height:8px;margin-top:9px;border-radius:2px;background:linear-gradient(135deg,#7C3AED,#FF2E7E)}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;
  box-shadow:0 32px 60px -46px rgba(52,20,110,.8);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field-full{grid-column:1 / -1}
.field label{font-size:13.5px;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;font-size:14.5px;color:var(--ink);font-family:inherit;
  background:#FCFAFF;border:1px solid rgba(27,21,51,.14);border-radius:12px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.field textarea{resize:vertical;min-height:104px}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:rgba(108,43,217,.6);background:#fff;box-shadow:0 0 0 4px rgba(108,43,217,.1);
}
.form-card .btn{width:100%;margin-top:20px;padding:14px 28px}
.form-tip{margin-top:12px;font-size:12.5px;color:var(--ink-3);text-align:center}

/* ---------- help / news ---------- */
.help-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:start}
.help-block h3{font-size:18px;margin-bottom:16px}
.wiki-tags{display:flex;flex-wrap:wrap;gap:9px}
.wiki-tags li{
  font-size:13px;font-weight:600;color:#2A1259;background:linear-gradient(120deg,rgba(124,58,237,.12),rgba(255,46,126,.1));
  border:1px solid rgba(108,43,217,.18);border-radius:999px;padding:7px 15px;
  transition:transform .18s ease,border-color .18s ease;
}
.wiki-tags li:hover{transform:translateY(-2px);border-color:rgba(255,46,126,.5)}
.news-list{display:grid;gap:12px}
.news-item{
  display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:15px 18px;transition:transform .18s ease,border-color .18s ease,box-shadow .22s ease;
}
.news-item:hover{transform:translateX(4px);border-color:rgba(108,43,217,.35);box-shadow:0 18px 36px -32px rgba(108,43,217,.9)}
.news-tag{
  flex:none;font-size:11.5px;font-weight:800;letter-spacing:.04em;color:#fff;
  background:linear-gradient(120deg,#7C3AED,#FF2E7E);border-radius:999px;padding:3px 10px;
}
.news-title{font-size:14.3px;font-weight:600;color:var(--ink);flex:1}
.news-arrow{color:var(--ink-3);font-size:15px;flex:none}

/* ---------- 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;overflow:hidden;transition:border-color .2s ease,box-shadow .25s ease}
.faq-item.open{border-color:rgba(108,43,217,.4);box-shadow:0 22px 44px -38px rgba(108,43,217,.9)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:none;cursor:pointer;text-align:left;
  padding:17px 20px;font-size:15px;font-weight:700;color:var(--ink);font-family:inherit;
}
.faq-q .icon{
  flex:none;width:22px;height:22px;border-radius:50%;position:relative;
  background:linear-gradient(135deg,rgba(124,58,237,.16),rgba(255,46,126,.16));
  transition:transform .28s ease;
}
.faq-q .icon::before,.faq-q .icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--violet);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-q .icon::before{width:10px;height:2px}
.faq-q .icon::after{width:2px;height:10px;transition:opacity .25s ease}
.faq-item.open .faq-q .icon{transform:rotate(180deg)}
.faq-item.open .faq-q .icon::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 20px 18px;font-size:14.3px;color:var(--ink-2)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;
  box-shadow:0 30px 58px -46px rgba(52,20,110,.8);
}
.contact-card h3{font-size:19px;margin-bottom:16px}
.contact-list{display:grid;gap:14px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink-2)}
.contact-list li b{flex:none;width:76px;color:var(--ink);font-weight:700}
.contact-list li a{color:var(--violet);font-weight:600}
.contact-list li a:hover{color:var(--pink)}
.qr-card{
  background:linear-gradient(165deg,#FBF8FF,#F1EAFF);border:1px solid rgba(108,43,217,.16);
  border-radius:22px;padding:26px;text-align:center;
}
.qr-card img{width:180px;max-width:100%;height:auto;margin:0 auto 14px;border-radius:14px;background:#fff;padding:8px;object-fit:contain}
.qr-card p{font-size:14px;color:var(--ink-2)}
.qr-card strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:6px}

/* ---------- partner ---------- */
.partner-band{
  display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;
  background:linear-gradient(120deg,#F3ECFF,#FFE9F2 70%,#E6F8FF);
  border:1px solid rgba(108,43,217,.16);border-radius:24px;padding:34px 38px;
}
.partner-band h2{font-size:clamp(20px,2.6vw,26px);margin-bottom:10px}
.partner-band p{color:var(--ink-2);font-size:14.8px;max-width:720px}

/* ---------- footer ---------- */
.site-footer{background:#F4EFFF;border-top:1px solid rgba(27,21,51,.1);color:var(--ink);margin-top:0}
.footer-top{display:grid;grid-template-columns:1.3fr .8fr .9fr .7fr;gap:30px;padding:52px 20px 34px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:13.8px;color:var(--ink-2);margin-bottom:8px}
.footer-col h4{font-size:14.5px;margin-bottom:14px;color:var(--ink)}
.footer-col ul{display:grid;gap:9px}
.footer-col ul a{font-size:13.8px;color:var(--ink-2);transition:color .18s ease}
.footer-col ul a:hover{color:var(--violet)}
.footer-qr{text-align:center}
.footer-qr img{width:120px;max-width:100%;height:auto;margin:0 auto 10px;border-radius:12px;background:#fff;padding:6px;object-fit:contain}
.footer-qr span{font-size:12.8px;color:var(--ink-2)}
.footer-links{padding:0 20px 22px;display:flex;flex-wrap:wrap;align-items:center;gap:10px;border-top:1px solid rgba(27,21,51,.1);padding-top:22px}
.footer-links strong{font-size:13px;color:var(--ink);margin-right:4px}
.footer-links a{
  font-size:12.8px;color:var(--ink-2);background:#fff;border:1px solid rgba(27,21,51,.1);
  border-radius:999px;padding:4px 12px;transition:color .18s ease,border-color .18s ease;
}
.footer-links a:hover{color:var(--violet);border-color:rgba(108,43,217,.45)}
.footer-bottom{
  padding:16px 20px 26px;border-top:1px solid rgba(27,21,51,.1);
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:12.8px;color:var(--ink-3)}

/* ---------- float ---------- */
.float-stack{position:fixed;right:18px;bottom:22px;z-index:130;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.fab-wrap{position:relative}
.fab{
  width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#7C3AED,#FF2E7E);color:#fff;
  box-shadow:0 16px 30px -14px rgba(124,58,237,.9);
  transition:transform .2s ease,box-shadow .2s ease;
  font-size:13px;font-weight:800;
}
.fab:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 22px 38px -16px rgba(255,46,126,.95)}
.fab svg{width:22px;height:22px}
.fab-panel{
  position:absolute;right:0;bottom:62px;width:224px;background:#fff;color:var(--ink);
  border:1px solid var(--line);border-radius:16px;padding:16px;
  box-shadow:0 28px 56px -26px rgba(27,21,51,.5);display:none;
}
.fab-panel.open{display:block;animation:riseIn .25s ease both}
.fab-panel img{width:100%;max-width:150px;height:auto;margin:0 auto 10px;border-radius:10px}
.fab-panel p{font-size:12.8px;color:var(--ink-2);text-align:center;line-height:1.6}
.fab-panel p + p{margin-top:6px}
#backTop{
  background:#fff;color:var(--ink);border:1px solid rgba(27,21,51,.16);
  box-shadow:0 14px 26px -18px rgba(27,21,51,.6);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease,transform .2s ease;
}
#backTop.show{opacity:1;visibility:visible}
#backTop:hover{transform:translateY(-3px)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .62s ease,transform .62s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav-links a{padding:8px 8px;font-size:13.5px}
  .nav-cta{margin-left:8px;padding:9px 16px}
  .hero-grid{gap:34px}
  .net-grid{grid-template-columns:repeat(2,1fr)}
  .token-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:960px){
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav{
    position:absolute;top:100%;left:0;right:0;display:none;
    flex-direction:column;align-items:stretch;
    background:#fff;border-bottom:1px solid var(--line);
    padding:8px 20px 18px;max-height:calc(100vh - 66px);overflow-y:auto;
    box-shadow:0 26px 46px -30px rgba(27,21,51,.55);
  }
  .nav.open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .nav-links a{padding:13px 6px;font-size:15px;border-bottom:1px dashed rgba(27,21,51,.08);border-radius:0}
  .nav-links li:last-child a{border-bottom:none}
  .hero{padding:44px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .about-grid{grid-template-columns:1fr}
  .grid-3,.workshop-grid,.case-grid,.review-grid{grid-template-columns:repeat(2,1fr)}
  .sol-list{grid-template-columns:1fr}
  .match-wrap,.help-grid,.contact-grid{grid-template-columns:1fr}
  .score-banner{grid-template-columns:1fr;gap:16px;padding:26px 26px}
  .partner-band{grid-template-columns:1fr;padding:28px 26px}
  .footer-top{grid-template-columns:1fr 1fr;gap:26px;padding:44px 20px 28px}
  .media-row{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .section{padding:56px 0}
  .section.tight{padding:44px 0}
  .grid-3,.grid-2,.workshop-grid,.case-grid,.review-grid,.net-grid,.token-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .about-side{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .hero h1{font-size:29px}
  .hero-desc{font-size:15.3px}
  .hero-actions{gap:12px}
  .hero-actions .btn{flex:1 1 100%}
  .score-num{font-size:40px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .contact-list li{flex-direction:column;gap:2px}
  .contact-list li b{width:auto}
  .float-stack{right:14px;bottom:16px}
  .fab{width:48px;height:48px}
  .studio-head{align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}