:root{
  --purple:#7c3aed;
  --purple-2:#a855f7;
  --purple-deep:#4c1d95;
  --pink:#ec4899;
  --ink:#1a1130;
  --ink-2:#463c62;
  --muted:#6b6385;
  --line:rgba(124,58,237,.14);
  --line-2:rgba(124,58,237,.24);
  --card:#ffffff;
  --soft:#f7f2ff;
  --shadow-1:0 6px 18px rgba(88,28,135,.07);
  --shadow-2:0 18px 42px rgba(88,28,135,.14);
  --radius:16px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:86px;background:#f8f4ff;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:15px;
  line-height:1.72;
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:
    radial-gradient(52% 42% at 8% 0%,rgba(168,85,247,.20),transparent 62%),
    radial-gradient(46% 38% at 96% 6%,rgba(236,72,153,.16),transparent 62%),
    radial-gradient(58% 46% at 50% 98%,rgba(124,58,237,.14),transparent 65%),
    linear-gradient(180deg,#fdfaff 0%,#f7f1ff 52%,#faf5ff 100%);
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
p{margin:0 0 12px;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:72px 0;}
.section-head{max-width:780px;margin:0 auto 40px;text-align:center;}
.eyebrow{display:inline-block;padding:6px 15px;border-radius:999px;background:rgba(124,58,237,.10);color:var(--purple-deep);font-size:12.5px;font-weight:700;letter-spacing:.08em;}
.section-head h2{font-size:clamp(21px,2.5vw,32px);line-height:1.38;margin:14px 0 12px;}
.section-head p{color:var(--muted);font-size:15px;margin:0;}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:12px;font-size:14px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;text-align:center;font-family:inherit;}
.btn-primary{background:linear-gradient(135deg,#7c3aed 0%,#a855f7 55%,#ec4899 100%);color:#fff;box-shadow:0 12px 26px rgba(124,58,237,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(124,58,237,.36);}
.btn-primary:active{transform:translateY(0) scale(.985);}
.btn-ghost{background:#fff;color:var(--purple-deep);border-color:var(--line-2);box-shadow:var(--shadow-1);}
.btn-ghost:hover{background:#f4ecff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-sm{padding:9px 18px;font-size:13px;border-radius:10px;}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(253,250,255,.9);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);}
.nav-bar{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand img{max-height:38px;width:auto;max-width:100%;}
.brand-name{font-size:16px;font-weight:800;color:var(--ink);white-space:nowrap;letter-spacing:.04em;}
.nav-links{display:flex;align-items:center;gap:0;}
.nav-links a{display:block;padding:8px 9px;font-size:13px;font-weight:600;color:var(--ink-2);border-radius:8px;white-space:nowrap;transition:color .22s ease,background .22s ease;}
.nav-links a:hover{color:var(--purple);background:rgba(124,58,237,.08);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line-2);background:#fff;border-radius:11px;padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--purple);border-radius:2px;transition:transform .28s ease,opacity .28s ease;}
.nav-toggle.active span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.active span:nth-child(2){opacity:0;}
.nav-toggle.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* hero */
.hero{padding:58px 0 26px;position:relative;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:44px;align-items:center;}
.hero h1{font-size:clamp(27px,4vw,44px);line-height:1.22;margin:18px 0 16px;}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#7c3aed,#a855f7 50%,#ec4899);-webkit-background-clip:text;background-clip:text;color:#7c3aed;}
.hero-lead{font-size:15.5px;color:var(--ink-2);max-width:560px;}
.hero-lead strong{color:var(--purple-deep);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px;}
.hero-tags span{padding:6px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12.5px;color:var(--ink-2);font-weight:600;box-shadow:var(--shadow-1);}
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:340px;}
.orb{position:absolute;border-radius:50%;filter:blur(4px);opacity:.55;pointer-events:none;}
.orb-1{width:250px;height:250px;top:-24px;right:-16px;background:radial-gradient(circle at 30% 30%,#c9a8ff,#7c3aed 72%);animation:float 9s ease-in-out infinite;}
.orb-2{width:190px;height:190px;bottom:-24px;left:-12px;background:radial-gradient(circle at 30% 30%,#ffb3dd,#ec4899 72%);animation:float 11s ease-in-out infinite reverse;}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-16px);}}
.hero-card{position:relative;z-index:2;width:100%;max-width:430px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.95);border-radius:22px;padding:22px;box-shadow:0 24px 60px rgba(88,28,135,.18);animation:cardFloat 8s ease-in-out infinite;}
@keyframes cardFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-9px);}}
.hero-card-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--purple-deep);}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:#a855f7;box-shadow:0 0 0 0 rgba(168,85,247,.6);animation:pulse 2.2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(168,85,247,.55);}70%{box-shadow:0 0 0 12px rgba(168,85,247,0);}100%{box-shadow:0 0 0 0 rgba(168,85,247,0);}}
.chip-cloud{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0 18px;}
.chip{padding:6px 12px;border-radius:999px;background:rgba(124,58,237,.09);color:var(--purple-deep);font-size:12.5px;font-weight:600;border:1px solid rgba(124,58,237,.16);}
.hero-card-foot{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;padding-top:16px;border-top:1px dashed rgba(124,58,237,.22);}
.hero-card-foot div{background:#f8f3ff;border-radius:12px;padding:10px 8px;text-align:center;}
.hero-card-foot strong{display:block;font-size:14px;color:var(--purple-deep);}
.hero-card-foot span{display:block;font-size:11.5px;color:var(--muted);margin-top:2px;}

/* metric strip */
.metric-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:44px;}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 18px;text-align:center;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.metric strong{display:block;font-size:26px;line-height:1.2;background:linear-gradient(120deg,#7c3aed,#ec4899);-webkit-background-clip:text;background-clip:text;color:#7c3aed;}
.metric span{display:block;font-size:13px;color:var(--muted);margin-top:4px;}

/* grid helpers */
.grid{display:grid;gap:20px;}
.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));}

/* about */
.about-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:start;}
.about-copy h2{font-size:clamp(21px,2.4vw,30px);line-height:1.4;margin:14px 0 16px;}
.about-copy p{color:var(--ink-2);font-size:14.8px;}
.about-copy .btn{margin-top:8px;}
.about-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.about-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;}
.about-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-2);}
.about-item h3{font-size:14.5px;margin-bottom:6px;color:var(--purple-deep);}
.about-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.62;}

/* service cards */
.svc-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px 20px;box-shadow:var(--shadow-1);overflow:hidden;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;display:flex;flex-direction:column;}
.svc-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,#a855f7,#ec4899);}
.svc-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);border-color:var(--line-2);}
.svc-card h3{font-size:16px;margin-bottom:8px;}
.svc-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.68;}

/* mini cards */
.mini-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 16px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-2);}
.mini-card h3{font-size:14.8px;margin-bottom:6px;color:var(--ink);}
.mini-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.62;}

/* solution cards */
.sol-card{background:linear-gradient(160deg,#ffffff,#faf5ff);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.sol-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);}
.sol-card h3{font-size:15.5px;margin-bottom:8px;}
.sol-card p{font-size:13.4px;color:var(--muted);margin:0;line-height:1.66;}
.sol-card .sol-tag{display:inline-block;margin-bottom:10px;padding:4px 11px;border-radius:999px;background:rgba(236,72,153,.10);color:#b02a72;font-size:11.5px;font-weight:700;}

/* timeline */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.step-no{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#7c3aed,#a855f7);color:#fff;font-size:13px;font-weight:800;margin-bottom:12px;}
.step h3{font-size:15px;margin-bottom:6px;}
.step p{font-size:13px;color:var(--muted);margin:0;line-height:1.62;}

/* cases */
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);}
.case-media{aspect-ratio:4 / 3;background:linear-gradient(135deg,#f1e7ff,#fde9f5);display:flex;align-items:center;justify-content:center;padding:10px;overflow:hidden;}
.case-media img{width:100%;height:100%;object-fit:contain;transition:transform .55s ease;}
.case-card:hover .case-media img{transform:scale(1.04);}
.case-body{padding:18px;}
.case-body h3{font-size:15.5px;margin-bottom:6px;}
.case-body p{font-size:13.2px;color:var(--muted);margin:0;line-height:1.64;}
.strip-media{margin-top:20px;}
.strip-media .case-media{aspect-ratio:16 / 9;}

/* compare */
.compare-top{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:24px;align-items:stretch;margin-bottom:26px;}
.score-card{background:linear-gradient(150deg,#5b21b6,#7c3aed 52%,#a855f7);border-radius:20px;padding:28px 24px;color:#fff;box-shadow:0 20px 46px rgba(91,33,182,.3);display:flex;flex-direction:column;justify-content:center;}
.score-card .score-label{font-size:12.5px;letter-spacing:.14em;opacity:.85;font-weight:700;}
.score-stars{font-size:20px;letter-spacing:4px;color:#ffd76e;margin:10px 0 4px;}
.score-num{font-size:52px;font-weight:800;line-height:1;letter-spacing:-.02em;}
.score-num small{font-size:16px;font-weight:600;opacity:.8;margin-left:4px;}
.score-card p{margin:12px 0 0;font-size:13.5px;line-height:1.65;color:#f1e8ff;}
.score-card .btn{margin-top:18px;background:#fff;color:var(--purple-deep);box-shadow:0 10px 22px rgba(0,0,0,.16);}
.score-card .btn:hover{background:#f7f0ff;}
.compare-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.cp-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.cp-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.cp-item h3{font-size:14px;margin-bottom:5px;color:var(--purple-deep);}
.cp-item p{font-size:12.8px;color:var(--muted);margin:0;line-height:1.6;}

/* tables */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-1);}
table{width:100%;border-collapse:collapse;min-width:640px;font-size:13.6px;}
thead th{background:linear-gradient(135deg,#f5edff,#fbe9f5);color:var(--purple-deep);font-weight:800;text-align:left;padding:14px 16px;white-space:nowrap;border-bottom:1px solid var(--line);}
tbody td{padding:13px 16px;border-bottom:1px solid rgba(124,58,237,.09);color:var(--ink-2);vertical-align:top;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#faf6ff;}
tbody td:first-child{font-weight:700;color:var(--ink);}
.td-good{color:#5b21b6;font-weight:700;}

/* token */
.token-note{font-size:12.8px;color:var(--muted);margin-top:12px;}

/* form */
.match-grid{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:34px;align-items:start;}
.match-info h2{font-size:clamp(20px,2.2vw,28px);line-height:1.4;margin:12px 0 14px;}
.match-info p{color:var(--ink-2);font-size:14.5px;}
.match-list{margin-top:16px;display:grid;gap:10px;}
.match-list li{position:relative;padding-left:24px;font-size:13.8px;color:var(--ink-2);}
.match-list li::before{content:"";position:absolute;left:6px;top:10px;width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#a855f7,#ec4899);}
.match-contact{margin-top:20px;padding:16px 18px;border-radius:14px;background:rgba(124,58,237,.07);border:1px solid var(--line);font-size:13.4px;color:var(--ink-2);}
.match-contact b{color:var(--purple-deep);}
.match-form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow-2);}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.field{display:block;font-size:13px;font-weight:700;color:var(--ink-2);}
.field > span{display:block;margin-bottom:6px;}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line-2);border-radius:10px;font-size:14px;font-family:inherit;color:var(--ink);background:#fdfbff;outline:none;transition:border-color .24s ease,box-shadow .24s ease,background .24s ease;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#a855f7;background:#fff;box-shadow:0 0 0 3px rgba(168,85,247,.16);}
.field textarea{resize:vertical;min-height:104px;}
.field-full{grid-column:1 / -1;}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:4px;}
.form-tip{font-size:12.4px;color:var(--muted);}

/* help */
.help-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column;}
.help-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.help-card h3{font-size:15px;margin-bottom:8px;color:var(--purple-deep);}
.help-card p{font-size:13.2px;color:var(--muted);margin:0 0 12px;line-height:1.64;}
.help-card a{font-size:13px;font-weight:700;color:var(--purple);}
.help-card a:hover{color:var(--pink);}

/* faq */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .26s ease,box-shadow .26s ease;}
.faq-item.open{border-color:var(--line-2);box-shadow:var(--shadow-2);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 20px;background:none;border:none;cursor:pointer;font-family:inherit;font-size:14.5px;font-weight:700;color:var(--ink);text-align:left;line-height:1.55;}
.faq-q i{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:rgba(124,58,237,.1);position:relative;transition:background .26s ease,transform .26s ease;}
.faq-q i::before,.faq-q i::after{content:"";position:absolute;left:50%;top:50%;background:var(--purple);border-radius:2px;transform:translate(-50%,-50%);transition:transform .26s ease,opacity .26s ease;}
.faq-q i::before{width:10px;height:2px;}
.faq-q i::after{width:2px;height:10px;}
.faq-item.open .faq-q i{background:linear-gradient(135deg,#7c3aed,#ec4899);transform:rotate(180deg);}
.faq-item.open .faq-q i::before,.faq-item.open .faq-q i::after{background:#fff;}
.faq-item.open .faq-q i::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;}
.faq-a-inner{padding:0 20px 18px;font-size:13.8px;color:var(--ink-2);line-height:1.75;}

/* wiki */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:32px;}
.tag-cloud a,.tag-cloud span{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-2);box-shadow:var(--shadow-1);transition:transform .26s ease,color .26s ease,border-color .26s ease,background .26s ease;}
.tag-cloud span:hover{transform:translateY(-3px);color:var(--purple-deep);border-color:var(--line-2);background:#faf5ff;}
.wiki-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.wiki-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.wiki-card h3{font-size:15px;margin-bottom:7px;color:var(--purple-deep);}
.wiki-card p{font-size:13.2px;color:var(--muted);margin:0;line-height:1.66;}

/* news */
.news-list{display:grid;gap:12px;max-width:920px;margin:0 auto;}
.news-item{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;box-shadow:var(--shadow-1);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-2);}
.news-item .news-title{font-size:14.5px;font-weight:700;color:var(--ink);}
.news-item .news-desc{font-size:12.8px;color:var(--muted);margin:2px 0 0;}
.news-item .news-go{flex:0 0 auto;font-size:13px;font-weight:700;color:var(--purple);white-space:nowrap;}

/* join */
.join-card{background:linear-gradient(135deg,#ffffff,#faf4ff);border:1px solid var(--line-2);border-radius:22px;padding:32px;box-shadow:var(--shadow-2);display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:30px;align-items:center;}
.join-card h2{font-size:clamp(20px,2.3vw,28px);line-height:1.4;margin-bottom:12px;}
.join-card p{font-size:14.2px;color:var(--ink-2);}
.join-points{display:grid;gap:12px;}
.join-points li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 16px;font-size:13.4px;color:var(--ink-2);font-weight:600;box-shadow:var(--shadow-1);}
.join-points li b{color:var(--purple-deep);}

/* contact */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:30px;align-items:start;}
.contact-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.contact-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow-1);transition:transform .3s ease,box-shadow .3s ease;}
.contact-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.contact-item span{display:block;font-size:12.5px;color:var(--muted);margin-bottom:4px;}
.contact-item strong{display:block;font-size:14.5px;color:var(--ink);word-break:break-all;}
.contact-item a{color:var(--purple);}
.contact-item a:hover{color:var(--pink);}
.qr-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:var(--shadow-2);text-align:center;}
.qr-box{width:180px;max-width:100%;margin:0 auto 14px;border-radius:14px;overflow:hidden;background:linear-gradient(135deg,#f3e9ff,#fde9f5);padding:8px;aspect-ratio:1 / 1;display:flex;align-items:center;justify-content:center;}
.qr-box img{width:100%;height:100%;object-fit:contain;}
.qr-card h3{font-size:15px;margin-bottom:6px;}
.qr-card p{font-size:12.8px;color:var(--muted);margin:0;}

/* footer */
.site-footer{margin-top:24px;background:linear-gradient(180deg,#f7f1ff,#efe6ff);border-top:1px solid var(--line);padding:44px 0 24px;color:var(--ink-2);}
.footer-top{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:34px;align-items:start;}
.footer-name{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.footer-desc{font-size:13.2px;color:var(--muted);margin:0;max-width:340px;line-height:1.7;}
.footer-title{font-size:13.5px;font-weight:800;color:var(--purple-deep);margin-bottom:12px;}
.link-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.link-cloud a{padding:6px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12.6px;color:var(--ink-2);transition:color .24s ease,border-color .24s ease,transform .24s ease;}
.link-cloud a:hover{color:var(--purple);border-color:var(--line-2);transform:translateY(-2px);}
.footer-bottom{margin-top:26px;padding-top:16px;border-top:1px solid rgba(124,58,237,.16);font-size:12.6px;color:#5b5372;text-align:center;}

/* float tools */
.float-tools{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:10px;}
.float-btn{width:46px;height:46px;border-radius:50%;border:1px solid var(--line-2);background:#fff;color:var(--purple);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-2);transition:transform .26s ease,background .26s ease,color .26s ease,opacity .26s ease;}
.float-btn:hover{background:linear-gradient(135deg,#7c3aed,#ec4899);color:#fff;transform:translateY(-3px);}
.float-btn svg{width:20px;height:20px;fill:currentColor;}
#backTop{opacity:0;pointer-events:none;}
#backTop.show{opacity:1;pointer-events:auto;}

/* reveal */
html.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.22,.7,.3,1),transform .7s cubic-bezier(.22,.7,.3,1);}
html.js .reveal.in{opacity:1;transform:none;}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .orb,.hero-card,.pulse-dot{animation:none;}
  html.js .reveal{opacity:1;transform:none;transition:none;}
  .faq-a{transition:none;}
}

@media (max-width:1100px){
  .nav-links{position:absolute;top:calc(100% + 1px);left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;padding:8px 14px 14px;box-shadow:var(--shadow-2);display:none;}
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 8px;font-size:14px;border-bottom:1px dashed rgba(124,58,237,.14);border-radius:0;}
  .nav-links li:last-child a{border-bottom:none;}
  .nav-toggle{display:flex;}
  .nav-actions .btn-ghost{display:none;}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:36px;}
  .hero-visual{min-height:300px;}
  .about-grid{grid-template-columns:minmax(0,1fr);gap:30px;}
  .compare-top{grid-template-columns:minmax(0,1fr);}
  .match-grid{grid-template-columns:minmax(0,1fr);}
  .join-card{grid-template-columns:minmax(0,1fr);}
  .contact-grid{grid-template-columns:minmax(0,1fr);}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:26px;}
}
@media (max-width:900px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));}
  .metric-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:680px){
  .section{padding:54px 0;}
  .hero{padding:40px 0 18px;}
  .grid-2,.grid-3,.grid-4,.about-cards,.timeline,.compare-points,.contact-list,.form-grid{grid-template-columns:minmax(0,1fr);}
  .metric-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
  .metric{padding:16px 12px;}
  .metric strong{font-size:22px;}
  .match-form{padding:20px;}
  .join-card{padding:24px 20px;}
  .brand-name{display:none;}
  .news-item{flex-direction:column;align-items:flex-start;gap:8px;}
  .hero-actions .btn{flex:1 1 auto;}
  .score-card{padding:24px 20px;}
}