:root {
  color-scheme: light;
  --bg:#f5f5f7; --card:#fff; --soft:#fbfbfd; --text:#1d1d1f;
  --muted:#6e6e73; --line:#d2d2d7; --accent:#8b84f7; --accent-2:#6f68df;
  --accent-soft:#f2f1fb; --success:#11845b; --shadow:0 8px 30px rgba(0,0,0,.035);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","PingFang SC","Segoe UI","Helvetica Neue",Arial,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
svg{display:block}
:focus-visible{outline:3px solid var(--accent-2);outline-offset:5px}
::selection{background:#e3dffb;color:#24212e}
.wrap{width:min(1240px,calc(100% - 64px));margin:0 auto}
.skip-link{position:fixed;top:12px;left:12px;z-index:100;background:#fff;padding:12px 20px;border-radius:12px;transform:translateY(-160%)}
.skip-link:focus{transform:none}
.navbar{position:sticky;top:0;z-index:30;background:rgba(245,245,247,.9);backdrop-filter:saturate(130%) blur(18px);border-bottom:1px solid rgba(0,0,0,.055)}
.nav-inner{height:80px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand-logo{display:block;height:50px;width:auto;max-width:none;flex:none;object-fit:contain}
.brand-wordmark{display:flex;flex-direction:column;gap:4px;min-width:0}
.brand-wordmark strong{font-size:18px;line-height:1.1;letter-spacing:-.02em}
.brand-wordmark span{font-size:12px;color:var(--muted);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px;font-size:14px;color:#3a3a3c}
.nav-links>a:not(.btn){display:flex;align-items:center;min-height:44px;transition:color .2s}
.nav-links>a:not(.btn):hover{color:var(--accent-2)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 23px;border-radius:999px;border:1px solid transparent;font-size:14px;font-weight:600;line-height:1.4;transition:transform .2s,background .2s,box-shadow .2s}
.btn.primary{background:var(--text);color:#fff}
.btn.secondary{background:rgba(255,255,255,.8);border-color:var(--line)}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.09)}
.btn.primary:hover{background:#363638}
.mobile-consult{display:none}
.hero{position:relative;padding:92px 0 100px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,52fr) minmax(0,48fr);gap:48px;align-items:center}
.hero-copy{position:relative;z-index:1;min-width:0}
.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.65);border:1px solid #dfdfe4;color:#65616f;font-size:12px;font-weight:500;letter-spacing:.035em}
.badge:before{content:"";width:5px;height:5px;background:#9a93bb;border-radius:50%}
.hero h1{margin:24px 0;font-size:clamp(64px,4.7vw,68px);line-height:1.17;letter-spacing:-.055em;font-weight:700}
.hero h1>span{display:block}
.title-tail{white-space:nowrap}
.hero-copy>p{margin:0;max-width:500px;font-size:18px;line-height:1.8;color:var(--muted);letter-spacing:-.012em}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.demo-stage{position:relative;min-width:0;padding:14px 0 14px 6px;isolation:isolate}
.demo-stage:before{content:"";position:absolute;width:420px;height:420px;max-width:100%;top:-10px;left:40px;border-radius:50%;background:#aaa0ed;opacity:.15;filter:blur(120px);z-index:-1;pointer-events:none}
.ai-demo{position:relative;padding:27px;border-radius:26px;background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.95);box-shadow:0 24px 60px -25px rgba(48,40,77,.16),0 1px 5px rgba(0,0,0,.035)}
.demo-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:23px;border-bottom:1px solid #eeeef1}
.demo-label{display:flex;gap:10px;align-items:center;font-size:14px;font-weight:600}
.assistant-symbol{font-size:25px;line-height:1;color:#8d85a4}
.demo-caption{font-size:11px;color:#77737e;letter-spacing:.04em}
.message-label{display:block;font-size:11px;color:#77737e;letter-spacing:.08em;margin-bottom:9px}
.demo-question{margin:23px 0 21px 32px;padding:16px 19px;border-radius:18px 18px 4px 18px;background:#f5f5f7}
.demo-question p{margin:0;font-size:16px;line-height:1.7;font-weight:500;letter-spacing:-.02em}
.demo-answer{padding:0 3px;margin-bottom:21px}
.demo-answer p{margin:0;color:#69666f;font-size:14px;line-height:1.85}
.demo-merchant{display:flex;align-items:center;gap:12px;padding:16px;border-radius:15px;background:#f6f5fb;border:1px solid #ebe8f4;color:var(--accent-2)}
.merchant-icon{width:34px;height:34px;border-radius:9px;background:#fff;display:grid;place-items:center;flex:none}
.merchant-icon svg{width:23px;height:23px}
.demo-merchant strong{font-size:16px;letter-spacing:.01em}
.merchant-status{margin-left:auto;font-size:11px;padding:4px 8px;border:1px solid #ded9f4;border-radius:99px;white-space:nowrap}
.demo-success{display:flex;align-items:center;justify-content:space-between;margin:20px 3px 0;font-size:13px;color:#277b5c;font-weight:500}
.demo-success>span{font-size:14px;width:21px;height:21px;border-radius:50%;background:#eaf4ee;display:grid;place-items:center}
.demo-disclaimer{margin:17px 3px 0;padding-top:15px;border-top:1px solid #eeeef1;color:#77737e;font-size:10px;line-height:1.7}
.section{padding:100px 0}
.section.alt{background:#fafafb}
.kicker{font-size:13px;font-weight:600;color:var(--accent-2);letter-spacing:.06em}
.section h2{margin:16px 0 20px;max-width:1000px;font-size:clamp(36px,3.7vw,50px);line-height:1.22;letter-spacing:-.045em;font-weight:650;text-wrap:balance}
.lead{margin:0;max-width:730px;color:var(--muted);font-size:17px;line-height:1.8}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:40px}
.card{background:var(--card);border:1px solid rgba(0,0,0,.065);border-radius:24px;padding:27px 25px;box-shadow:var(--shadow)}
.card .num{font-size:12px;font-weight:600;color:#8b84aa;letter-spacing:.1em;font-variant-numeric:tabular-nums}
.card h3{margin:28px 0 12px;font-size:21px;line-height:1.35;letter-spacing:-.03em}
.card p{margin:0;color:var(--muted);font-size:14px;line-height:1.85}
.platform-box{margin-top:62px;padding-top:33px;border-top:1px solid #e5e5e9}
.platform-head{display:flex;justify-content:space-between;gap:16px;align-items:baseline;margin-bottom:23px}
.platform-head strong{font-size:17px;font-weight:600;letter-spacing:-.02em}
.platform-head>span{font-size:12px;color:var(--muted)}
.platforms{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.platform{display:flex;align-items:center;gap:10px;min-height:48px;padding:10px 12px;color:#77747e;font-size:16px;font-weight:600;transition:color .2s,transform .2s}
.platform svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round}
.platform:hover{color:var(--accent-2);transform:translateY(-2px) scale(1.015)}
#case{background:#111113;color:#f5f5f7;padding:100px 0 88px;--muted:#a3a3ae}
#case .kicker{color:#b6aedb}
#case h2{max-width:850px}
#case .lead{font-size:14px;color:#a3a3ae}
.case-score{display:grid;grid-template-columns:auto 110px auto;justify-content:start;align-items:center;gap:46px;margin:50px 0 40px}
.case-score>div:not(.score-arrow)>span{display:block;margin-bottom:12px;color:#93939d;font-size:12px;letter-spacing:.12em}
.case-score strong{display:block;font-size:clamp(70px,7.5vw,104px);font-weight:600;line-height:1.1;letter-spacing:-.05em;white-space:nowrap}
.score-before strong{color:#777780}
.score-after strong{color:#d9f0e5}
.score-arrow{padding-top:25px;transform-origin:left center}
.score-arrow svg{width:100%;height:auto;stroke:#a79be0;stroke-width:1.5}
.case-shell{margin-top:30px;border-radius:26px;overflow:hidden;background:#1b1b1f;border:1px solid #303036}
.case-head{padding:27px 30px;border-bottom:1px solid #303036;display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
.case-tag{display:inline-block;padding:6px 10px;border-radius:999px;background:#2b2738;color:#c8c0e6;font-size:11px;font-weight:500}
.case-head strong{display:block;margin-top:13px;font-size:22px;line-height:1.5;letter-spacing:-.03em;font-weight:500}
.case-date{font-size:12px;color:#a3a3ae;white-space:nowrap;padding-top:6px}
.case-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.case-col{padding:30px}
.case-col:first-child{border-right:1px solid #303036}
.case-label{font-size:12px;color:#a3a3ae;margin-bottom:11px}
.case-result{font-size:30px;line-height:1.25;letter-spacing:-.04em;font-weight:600;margin-bottom:23px}
.case-result.bad{color:#a3a3ae}.case-result.good{color:#d9f0e5}
.case-note{padding:0;background:none}
.case-note b{display:block;margin-bottom:8px;font-size:13px;color:#d0d0d7;font-weight:500}
.case-note p{margin:0;color:#a3a3ae;font-size:13px;line-height:1.8}
.case-links{margin-top:16px;font-size:13px;font-weight:500;color:#c4b8ef}
.case-links a{display:inline-flex;align-items:center;min-height:44px;text-decoration:underline;text-underline-offset:5px;text-decoration-color:#5a516f;transition:color .2s}
.case-links a:hover{color:#fff}
.case-foot{padding:19px 30px;border-top:1px solid #303036;color:#a3a3ae;font-size:12px;line-height:1.8}
.method-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}
.method-card{background:transparent;box-shadow:none;border:0;border-top:1px solid #dadae1;border-radius:0;padding:27px 12px 0 0}
.method-card .num{font-size:15px}
.method-card h3{margin-top:25px;font-size:25px}
.method-card p{max-width:320px}
.service-grid,.price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:38px}
.service-card,.price-card,.industry-card,.cta-shell{background:#fff;border:1px solid rgba(0,0,0,.065);box-shadow:var(--shadow)}
.service-card,.price-card,.industry-card{border-radius:24px;padding:29px}
.service-card,.price-card,.industry-card,.card:not(.method-card),.faq-card{transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.pill{display:inline-block;padding:6px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent-2);font-size:11px;font-weight:600}
.service-card h3,.price-card h3{margin:22px 0 13px;font-size:23px;line-height:1.4;letter-spacing:-.035em;font-weight:600}
.service-card p,.price-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.85}
.service-card ul,.price-card ul{margin:24px 0 0;padding-left:17px}
.service-card li,.price-card li{margin:10px 0;color:#535358;font-size:14px}
.service-card li::marker,.price-card li::marker{color:#b7b1c9;font-size:10px}
.price-card{position:relative;padding-top:33px}
.price-card.featured{border-color:#c9c2df;background:linear-gradient(180deg,#faf9fe,#fff 55%)}
.ribbon{position:absolute;right:18px;top:18px;padding:5px 9px;border-radius:999px;background:#e9e5f4;color:#6b6288;font-size:10px;font-weight:500}
.price-card .pill{margin-top:20px}
.price{margin:25px 0 6px;font-size:43px;line-height:1.2;letter-spacing:-.055em;font-weight:650;white-space:nowrap}
.price small{font-size:14px;color:var(--muted);font-weight:500;letter-spacing:0}
.price-card h3{font-size:20px;min-height:56px}
.industry-wrap{display:grid;grid-template-columns:250px minmax(0,1fr);gap:45px;align-items:start}
.industry-side .mini{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--accent-2)}
.industry-side .mini:before{content:'';width:28px;height:2px;border-radius:99px;background:#b8afd9}
.industry-side h2{margin:20px 0 0;font-size:48px;line-height:1.15;letter-spacing:-.055em}
.industry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.industry-card{text-align:center;padding:24px 13px}
.iconbox{width:58px;height:58px;margin:0 auto 19px;border-radius:16px;display:grid;place-items:center;background:#f8f7fb}
.iconbox svg{width:29px;height:29px;stroke:#8c839f;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.industry-card b{display:block;font-size:16px;line-height:1.4;font-weight:600}
.industry-card span{display:block;margin-top:9px;font-size:12px;color:var(--muted);line-height:1.7}
.cta{padding:70px 0 90px}
.cta-shell{border-radius:28px;padding:48px;background:#fff;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center}
.cta-shell h2{margin:0 0 18px;font-size:38px;line-height:1.3;letter-spacing:-.045em;font-weight:600}
.cta-shell p{margin:0;color:var(--muted);font-size:15px}
.copy-wechat{white-space:nowrap;user-select:text}
footer{padding:28px 0;border-top:1px solid rgba(0,0,0,.06);font-size:12px;color:var(--muted)}
.floating-consult{position:fixed;right:28px;bottom:28px;z-index:25;display:flex;align-items:center;min-height:48px;border:1px solid #dcd9e6;background:rgba(255,255,255,.97);border-radius:16px;box-shadow:0 7px 30px rgba(30,25,42,.08);padding:0 17px;gap:0;font-size:13px}
.floating-label{display:flex;align-items:center;gap:12px;white-space:nowrap;font-weight:600}
.floating-label>span{color:#8e84ab;font-size:19px}
.floating-detail{max-width:0;opacity:0;overflow:hidden;white-space:nowrap;color:#77717e;font-size:12px;transition:max-width .22s,opacity .22s,margin .22s}
.floating-consult:is(:hover,:focus-visible) .floating-detail{max-width:260px;opacity:1;margin-right:20px}
.toast{position:fixed;z-index:60;bottom:28px;left:50%;transform:translate(-50%,12px);max-width:calc(100% - 32px);width:max-content;padding:15px 22px;border:1px solid #e4e1eb;border-radius:16px;background:#fff;color:#37343f;box-shadow:0 8px 40px rgba(30,25,42,.12);font-size:14px;line-height:1.6;opacity:0;visibility:hidden;transition:opacity .3s,transform .3s,visibility .3s;pointer-events:none}
.toast.is-visible{opacity:1;visibility:visible;transform:translate(-50%,0);pointer-events:auto}
.copy-buffer{position:fixed;left:0;top:0;width:1px;height:1px;padding:0;border:0;opacity:0;font-size:16px;pointer-events:none}
.reveal-pending{opacity:0;transform:translateY(18px)}
.reveal-running{animation:reveal-in .5s ease var(--reveal-delay,0ms) both}
.case-score.score-pending .score-before,.case-score.score-pending .score-after{opacity:0;transform:translateY(8px)}
.case-score.score-pending .score-arrow{opacity:0;transform:scaleX(.2)}
.case-score.score-running .score-before{animation:reveal-in .4s ease both}
.case-score.score-running .score-arrow{animation:arrow-in .4s ease .25s both}
.case-score.score-running .score-after{animation:result-in .45s ease .55s both}
@keyframes reveal-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes arrow-in{from{opacity:0;transform:scaleX(.2)}to{opacity:1;transform:scaleX(1)}}
@keyframes result-in{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}
@keyframes logo-in{from{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}
@keyframes merchant-highlight{from{color:#616068;background:#f5f5f7;border-color:#e8e8ed}to{color:var(--accent-2);background:#f6f5fb;border-color:#ebe8f4}}
@media(prefers-reduced-motion:no-preference){
  .brand-logo{animation:logo-in .6s ease both}
  .hero-copy{animation:reveal-in .5s ease both}
  .ai-demo{animation:reveal-in .5s ease .5s both}
  .demo-question{animation:reveal-in .45s ease 1s both}
  .demo-answer{animation:reveal-in .6s ease 1.8s both}
  .demo-merchant{animation:merchant-highlight .45s ease 2.6s both}
  .demo-success{animation:reveal-in .45s ease 3.2s both}
}
@media(hover:hover) and (prefers-reduced-motion:no-preference){
  .service-card:hover,.price-card:hover,.industry-card:hover,.card:not(.method-card):hover,.faq-card:hover{transform:translateY(-3px);border-color:#d3cbe6;box-shadow:0 13px 35px rgba(38,31,60,.07)}
}
@media(max-width:1150px){
  .hero-grid{grid-template-columns:1fr;gap:45px;max-width:760px}
  .hero-copy>p{max-width:630px}
  .hero h1{font-size:68px}
  .demo-stage{max-width:560px;width:100%;padding:0;justify-self:end}
  .hero{padding:70px 0 80px}
  .industry-wrap{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .service-card,.price-card{padding:24px}
  .nav-links{gap:20px}
  .cta-shell{padding:36px}
  .cta-shell h2{font-size:32px}
}
@media(max-width:860px){
  .wrap{width:calc(100% - 40px)}
  .nav-links{display:none}
  .mobile-consult{display:inline-flex;min-height:44px;padding:0 16px;font-size:12px}
  .section{padding:76px 0}
  #case{padding:76px 0}
  .case-head{display:block}
  .case-date{margin-top:16px}
  .case-score{grid-template-columns:auto 64px auto;gap:26px}
  .case-score strong{font-size:72px}
  .case-result{font-size:25px}
  .service-grid,.price-grid{grid-template-columns:1fr}
  .service-card,.price-card{padding:30px}
  .price-card h3{min-height:0}
  .price-card .pill{margin-top:0}
  .platform-head{display:block}
  .platform-head>span{display:block;margin-top:8px}
  .platforms{justify-content:flex-start;gap:12px 20px}
  .method-grid{gap:22px}
  .cta-shell{grid-template-columns:1fr;justify-items:start}
  .floating-consult{display:none}
}
@media(max-width:640px){
  html{scroll-padding-top:88px}
  .wrap{width:calc(100% - 40px)}
  .nav-inner{height:72px;gap:12px}
  .brand{gap:9px}
  .brand-logo{height:42px;width:auto;flex:none}
  .brand-wordmark strong{font-size:16px}
  .brand-wordmark span{font-size:10px;letter-spacing:-.02em}
  .hero{padding:45px 0 62px}
  .hero-grid{gap:38px}
  .badge{font-size:11px}
  .hero h1{font-size:clamp(42px,10.8vw,46px);line-height:1.22;letter-spacing:-.055em;margin:23px 0 20px}
  .hero h1 .title-tail{display:block}
  .hero-copy>p{font-size:16px;line-height:1.85}
  .hero-actions{margin-top:27px;gap:10px}
  .hero-actions .btn{padding:0 20px;min-height:48px;font-size:13px}
  .ai-demo{padding:21px;border-radius:23px}
  .demo-header{padding-bottom:19px}
  .demo-question{margin:20px 0 19px 15px;padding:15px}
  .demo-question p{font-size:14px}
  .demo-answer p{font-size:13px}
  .demo-merchant{padding:13px 11px;gap:9px}
  .demo-merchant strong{font-size:15px}
  .merchant-status{font-size:10px;padding:4px 6px}
  .demo-success{font-size:12px}
  .demo-stage:before{left:0;width:100%;height:330px}
  .section{padding:64px 0}
  .section h2{font-size:34px;line-height:1.3;margin:13px 0 18px}
  .lead{font-size:15px;line-height:1.85}
  .kicker{font-size:12px}
  .grid-4{grid-template-columns:1fr;gap:14px;margin-top:29px}
  .card{padding:25px}
  .card h3{margin-top:19px}
  .platform-box{margin-top:39px;padding-top:27px}
  .platform-head strong{font-size:17px}
  .platforms{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 10px}
  .platform{padding:9px 0;font-size:14px;gap:9px}
  #case{padding:63px 0}
  #case h2{font-size:32px}
  #case .lead{font-size:13px}
  .case-score{grid-template-columns:minmax(0,1fr) 37px minmax(0,1fr);justify-content:stretch;gap:12px;margin:34px 0 29px}
  .case-score strong{font-size:clamp(41px,11vw,47px);letter-spacing:-.06em}
  .case-score>div:not(.score-arrow)>span{font-size:10px;margin-bottom:12px;letter-spacing:.06em}
  .score-arrow{padding-top:23px}
  .score-after{text-align:right}
  .case-shell{border-radius:22px;margin-top:25px}
  .case-head,.case-col{padding:23px}
  .case-head strong{font-size:19px}
  .case-date{font-size:11px}
  .case-grid{grid-template-columns:1fr}
  .case-col:first-child{border-right:0;border-bottom:1px solid #303036}
  .case-result{font-size:27px}
  .case-foot{padding:20px 23px;font-size:11px}
  .method-grid{grid-template-columns:1fr;gap:24px;margin-top:32px}
  .method-card{padding:22px 0 0}
  .method-card h3{margin-top:14px}
  .method-card p{max-width:none}
  .service-grid,.price-grid{gap:16px;margin-top:28px}
  .service-card,.price-card{padding:26px}
  .price-card .pill{margin-top:18px}
  .price{font-size:42px}
  .industry-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .industry-card{padding:23px 13px;border-radius:20px}
  .industry-side h2{font-size:38px}
  .cta{padding:40px 0 55px}
  .cta-shell{padding:27px 23px;border-radius:24px;gap:25px}
  .cta-shell h2{font-size:28px;line-height:1.4}
  .cta-shell h2 br{display:none}
  .cta-shell p{font-size:14px}
  .copy-wechat{font-size:13px;padding:0 18px}
  footer{font-size:11px;padding-bottom:30px}
  .toast{bottom:calc(20px + env(safe-area-inset-bottom,0px));font-size:13px;padding:14px 18px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal-pending,.reveal-running,.case-score.score-pending .score-before,.case-score.score-pending .score-after,.case-score.score-pending .score-arrow{opacity:1;transform:none}
  .btn:hover,.platform:hover{transform:none}
}


/* Final freeze: original PPT assets and small, scoped layout refinements. */
/* The deck uses PNG symbols beside editable Microsoft YaHei brand labels. */
.brand-wordmark strong,.platform-label{font-family:"Microsoft YaHei","PingFang SC","Segoe UI",sans-serif;color:#202533;font-weight:700}
.hero{padding:36px 0 42px}
.hero-grid{row-gap:22px}
.hero-platform-box{grid-column:1/-1;position:relative;padding:16px 20px 18px;border:1px solid rgba(59,52,76,.09);border-radius:25px;background:rgba(255,255,255,.72);box-shadow:0 18px 55px -38px rgba(38,31,60,.3);backdrop-filter:blur(14px);overflow:hidden}
.hero-platform-box:before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 0 42%,rgba(255,255,255,.72) 49%,transparent 56%);transform:translateX(-115%);pointer-events:none}
.hero-platform-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:12px}
.hero-platform-head h2{margin:3px 0 0;font-size:19px;line-height:1.3;letter-spacing:-.025em}
.hero-platform-head p{margin:0 0 1px;color:#6e6b75;font-size:13px;line-height:1.6;text-align:right}
.hero-platform-kicker{display:flex;align-items:center;gap:7px;color:#797287;font-size:10px;font-weight:650;letter-spacing:.12em;text-transform:uppercase}
.hero-platform-kicker i{width:6px;height:6px;border-radius:50%;background:#796fb1;box-shadow:0 0 0 4px rgba(121,111,177,.1)}
@media(min-width:1041px){
  .ai-demo{padding:22px}
  .demo-header{padding-bottom:17px}
  .demo-question{margin:16px 0 15px 28px;padding:14px 17px}
  .demo-answer{margin-bottom:15px}
  .demo-merchant{padding:13px 14px}
  .demo-success{margin-top:14px}
  .demo-disclaimer{margin-top:11px;padding-top:10px}
}
.platforms{display:flex;flex-wrap:nowrap;justify-content:space-between;gap:12px}
.platform{position:relative;height:58px;min-height:58px;padding:12px 21px;gap:11px;background:#fff;border:1px solid #e3e3e8;border-radius:999px;flex:0 0 auto;transition:transform .2s,border-color .2s,box-shadow .2s,background-color .2s;will-change:transform}
.platform-logo{display:block;max-height:30px;height:30px;width:auto;max-width:none;flex:none;object-fit:contain}
.platform-label{font-size:15px;line-height:1.3;white-space:nowrap}
.platform:hover{color:inherit;transform:translateY(-2px);border-color:#d1c9e3;box-shadow:0 5px 15px rgba(38,31,60,.04)}
#benefits{padding:58px 0}
#benefits h2{font-size:clamp(30px,3.1vw,40px);margin:12px 0 13px}
#benefits .lead{font-size:15px}
#benefits .grid-4{margin-top:26px}
#benefits .card{padding:21px 23px}
#benefits .card h3{margin:12px 0 9px;font-size:20px}
#benefits .card p{font-size:13px;line-height:1.75}
.cta-shell .cta-reassurance{font-size:12px;color:#7b7882;margin-top:9px;line-height:1.7}
.cta-contact{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.cta-contact .copy-wechat{min-width:160px}
.cta-contact .contact-line{font-size:13px;line-height:1.6;color:#6e6e73;margin:0}
.wechat-number{user-select:all;white-space:nowrap}
.copy-hint{font-size:11px;line-height:1.5;color:#7b7882;margin-top:-5px}
@media(max-width:1150px){
  .hero{padding-top:44px}
  .platform{padding:11px 14px;gap:9px}
  .platforms{gap:10px}
}
@media(max-width:1040px){
  .hero-grid{row-gap:26px}
  .hero-copy{order:1}
  .hero-platform-box{order:2}
  .demo-stage{order:3}
  .platforms{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
  .platform{justify-content:center;padding:11px 15px}
}
@media(max-width:640px){
  .hero{padding:34px 0 52px}
  .hero-grid{gap:28px}
  .hero-platform-box{padding:18px 15px 16px;border-radius:21px}
  .hero-platform-head{display:block;margin-bottom:14px}
  .hero-platform-head h2{font-size:18px;margin-top:5px}
  .hero-platform-head p{margin-top:6px;font-size:11px;text-align:left}
  .hero-platform-kicker{font-size:9px}
  #benefits{padding:44px 0}
  #benefits h2{font-size:28px;line-height:1.32}
  #benefits .lead{font-size:14px}
  #benefits .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:24px}
  #benefits .card{padding:19px 16px;border-radius:20px}
  #benefits .card h3{font-size:17px;line-height:1.4;min-height:48px;margin:11px 0 8px}
  #benefits .card p{font-size:12px;line-height:1.8}
  .platforms{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .platform{height:50px;min-height:50px;padding:8px 10px;gap:8px}
  .platform-logo{height:25px;max-height:25px;width:auto}
  .platform-label{font-size:13px}
  .demo-label{font-size:13px;gap:8px}
  .demo-caption{font-size:10px;letter-spacing:0}
  .cta-contact{gap:10px}
  .cta-contact .copy-wechat{min-width:156px}
}
@keyframes platform-scan{
  0%,14%{transform:translateY(-3px);border-color:#b8aed9;background:#fbfaff;box-shadow:0 9px 24px rgba(87,72,137,.13)}
  20%,100%{transform:none;border-color:#e3e3e8;background:#fff;box-shadow:none}
}
@keyframes platform-sheen{0%{transform:translateX(-115%)}45%,100%{transform:translateX(115%)}}
@media(prefers-reduced-motion:no-preference){
  .ai-demo{animation-delay:.15s}
  .demo-question{animation-delay:.35s}
  .demo-answer{animation-delay:.7s}
  .demo-merchant{animation-delay:1.05s}
  .demo-success{animation-delay:1.4s}
  .hero-platform-box:before{animation:platform-sheen 8s ease-in-out 1.2s infinite}
  .hero-platform-box .platform{animation:platform-scan 9s ease-in-out infinite;animation-delay:calc(var(--scan-step) * 1.5s)}
}
@media(prefers-reduced-motion:reduce){.platform:hover{transform:none}.hero-platform-box:before{display:none}}


/* V11 case library: restrained evidence-first system for repeatable public experiments. */
#case{padding:96px 0 88px}
.case-library-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,520px);gap:54px;align-items:end}
#case .case-library-intro h2{max-width:720px;margin-bottom:0}
.case-library-copy{margin:0;color:#a3a3ae;font-size:14px;line-height:1.9}
.featured-case{position:relative;margin-top:42px;border:1px solid #34343b;border-radius:28px;background:#1b1b1f;overflow:hidden}
.featured-case::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:#8578bd}
.featured-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;padding:30px 32px 27px;border-bottom:1px solid #303036}
.featured-eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin-bottom:15px}
.case-chip{display:inline-flex;align-items:center;min-height:27px;padding:4px 10px;border:1px solid #3b374b;border-radius:999px;background:#282532;color:#cfc7eb;font-size:10px;font-weight:600;line-height:1.3;letter-spacing:.04em}
.case-chip.success{border-color:#29463a;background:#20352d;color:#bfe6d1}
.featured-case h3{margin:0;font-size:clamp(24px,2.7vw,34px);line-height:1.3;letter-spacing:-.035em;font-weight:580}
.featured-type{color:#8f8f9a;font-size:11px;line-height:1.5;text-align:right;white-space:nowrap}
.featured-question{padding:24px 32px 0}
.evidence-label{display:block;margin-bottom:9px;color:#8f8f9a;font-size:10px;font-weight:600;letter-spacing:.11em;text-transform:uppercase}
.featured-question p{margin:0;max-width:900px;color:#dedee4;font-size:18px;line-height:1.72;letter-spacing:-.015em}
.featured-flow{display:grid;grid-template-columns:minmax(0,1fr) 84px minmax(0,1fr);align-items:stretch;gap:18px;padding:24px 32px 28px}
.featured-state{padding:23px 24px;border:1px solid #303036;border-radius:20px;background:#17171a}
.featured-state.after{border-color:#30463d;background:#19231f}
.featured-state .state-label{display:block;margin-bottom:14px;color:#90909a;font-size:11px;letter-spacing:.1em}
.featured-result{color:#9d9da6;font-size:clamp(25px,3vw,38px);line-height:1.2;font-weight:600;letter-spacing:-.045em}
.featured-state.after .featured-result{color:#d9f0e5}
.featured-arrow{display:grid;place-items:center;color:#a79be0}
.featured-arrow svg{width:58px;height:24px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.featured-evidence{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;padding:22px 32px;border-top:1px solid #303036;background:#18181c}
.featured-evidence-meta{color:#aaaab4;font-size:12px;line-height:1.7}
.featured-evidence-meta strong{display:block;margin-bottom:3px;color:#e0e0e6;font-size:12px;font-weight:550}
.evidence-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}
.evidence-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 15px;border:1px solid #44404f;border-radius:999px;color:#d3c9f3;font-size:12px;font-weight:550;transition:border-color .2s,background .2s,color .2s,transform .2s}
.evidence-link:hover{transform:translateY(-1px);border-color:#6d638b;background:#24212d;color:#fff}
.featured-foot{padding:18px 32px;border-top:1px solid #303036;color:#8f8f9a;font-size:11px;line-height:1.75}
.case-list-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin:58px 0 20px}
.case-list-head h3{margin:0;font-size:25px;line-height:1.3;letter-spacing:-.035em;font-weight:580}
.case-list-head p{margin:0;color:#8f8f9a;font-size:11px;line-height:1.5}
.case-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.experiment-card{display:flex;flex-direction:column;min-width:0;padding:24px;border:1px solid #303036;border-radius:22px;background:#19191d;transition:transform .22s,border-color .22s,background .22s}
.experiment-card:hover{transform:translateY(-2px);border-color:#45414f;background:#1c1c21}
.experiment-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.experiment-platform{display:inline-flex;align-items:center;gap:7px;color:#c9c2df;font-size:11px;font-weight:600}
.experiment-platform::before{content:"";width:6px;height:6px;border-radius:50%;background:#8d82bf}
.experiment-status{color:#8f8f9a;font-size:10px;white-space:nowrap}
.experiment-status.latest{padding:4px 8px;border:1px solid #29463a;border-radius:999px;background:#20352d;color:#bfe6d1}
.experiment-scene{margin-bottom:8px;color:#85858f;font-size:10px;letter-spacing:.04em}
.experiment-card h4{margin:0 0 16px;color:#f0f0f3;font-size:20px;line-height:1.42;letter-spacing:-.025em;font-weight:570}
.experiment-question{margin:0;color:#b5b5be;font-size:13px;line-height:1.8}
.experiment-change{display:grid;grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr);align-items:center;gap:7px;margin:24px 0 20px;padding:16px;border:1px solid #2d2d33;border-radius:16px;background:#151518}
.experiment-change span{min-width:0;color:#9898a2;font-size:12px;line-height:1.45}
.experiment-change span:last-child{color:#d5ecdf;text-align:right;font-weight:600}
.experiment-change svg{width:26px;fill:none;stroke:#8f84bd;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.experiment-date{margin-top:auto;color:#777782;font-size:10px}
.experiment-evidence{margin-top:18px;padding-top:17px;border-top:1px solid #303036}
.experiment-evidence strong{display:block;margin-bottom:9px;color:#b9b9c1;font-size:11px;font-weight:520}
.experiment-evidence-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.experiment-evidence a{display:inline-flex;align-items:center;min-height:38px;color:#c5b9ee;font-size:11px;text-decoration:underline;text-decoration-color:#57506c;text-underline-offset:4px}
.experiment-evidence a:hover{color:#fff}
.case-library-cta{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;margin-top:38px;padding:28px 30px;border:1px solid #34343b;border-radius:22px;background:#1a1a1e}
.case-library-cta h3{margin:0 0 7px;font-size:21px;line-height:1.35;letter-spacing:-.025em;font-weight:570}
.case-library-cta p{margin:0;color:#9696a0;font-size:12px;line-height:1.7}
.case-library-cta .btn{background:#f5f5f7;color:#1c1c1f;white-space:nowrap}
.case-library-cta .btn:hover{background:#fff}
.case-library-empty{padding:32px;border:1px solid #303036;border-radius:20px;color:#a3a3ae;text-align:center}
.featured-flow.score-pending .featured-state{opacity:0;transform:translateY(8px)}
.featured-flow.score-pending .featured-arrow{opacity:0;transform:scaleX(.25)}
.featured-flow.score-running .featured-state:first-child{animation:reveal-in .4s ease both}
.featured-flow.score-running .featured-arrow{animation:arrow-in .4s ease .22s both;transform-origin:left center}
.featured-flow.score-running .featured-state:last-child{animation:result-in .45s ease .5s both}

/* Hero proof preview: two compact real experiments, aligned as one evidence list. */
.demo-merchants{display:grid;gap:8px}
.demo-merchants .demo-merchant{padding:11px 13px}
.demo-merchants .merchant-icon{width:31px;height:31px;border-radius:8px}
.demo-merchants .merchant-icon svg{width:21px;height:21px}
.demo-merchants .demo-merchant strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Method section follows the same kicker + display heading rhythm as the sections below. */
.methodology .method-title{max-width:1100px}
@media(max-width:860px){
  #case{padding:76px 0}
  .case-library-intro{grid-template-columns:1fr;gap:18px}
  .case-library-copy{max-width:680px}
  .featured-evidence{grid-template-columns:1fr}
  .evidence-actions{justify-content:flex-start}
  .case-library-cta{grid-template-columns:1fr;justify-items:start}
}
@media(max-width:640px){
  #case{padding:63px 0}
  .featured-case{margin-top:30px;border-radius:22px}
  .featured-top{grid-template-columns:1fr;gap:14px;padding:23px 20px 20px}
  .featured-type{text-align:left}
  .featured-case h3{font-size:23px}
  .featured-question{padding:20px 20px 0}
  .featured-question p{font-size:15px;line-height:1.75}
  .featured-flow{grid-template-columns:1fr;gap:9px;padding:20px}
  .featured-state{padding:19px 18px}
  .featured-result{font-size:28px}
  .featured-arrow{height:30px;transform:rotate(90deg)}
  .featured-arrow svg{width:36px}
  .featured-evidence{gap:18px;padding:20px}
  .evidence-actions{display:grid;grid-template-columns:1fr;width:100%}
  .evidence-link{width:100%;padding:0 13px}
  .featured-foot{padding:17px 20px;font-size:10px}
  .case-list-head{display:block;margin:42px 0 17px}
  .case-list-head h3{font-size:22px}
  .case-list-head p{margin-top:6px}
  .case-card-grid{grid-template-columns:1fr;gap:12px}
  .experiment-card{padding:20px;border-radius:19px}
  .experiment-card h4{font-size:19px}
  .experiment-change{grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);padding:14px 12px}
  .experiment-change span{font-size:11px}
  .case-library-cta{margin-top:28px;padding:23px 20px;border-radius:19px}
  .case-library-cta h3{font-size:19px}
  .demo-merchants{gap:7px}
  .demo-merchants .demo-merchant{padding:10px}
}
@media(prefers-reduced-motion:no-preference){
  .demo-merchants .demo-merchant:nth-child(2){animation-delay:1.22s}
}
@media(prefers-reduced-motion:reduce){
  .experiment-card:hover,.evidence-link:hover{transform:none}
  .featured-flow.score-pending .featured-state,.featured-flow.score-pending .featured-arrow{opacity:1;transform:none}
}


/* V12 SEO/GEO layer: preserve the visual system while making content static and reusable. */
.brand{color:inherit}.brand-wordmark{display:flex}.experiment-card h3{margin:0 0 16px;color:#f0f0f3;font-size:20px;line-height:1.42;letter-spacing:-.025em;font-weight:570}.case-detail-link{display:inline-flex;margin-top:17px;color:#c5b9ee;font-size:11px;font-weight:600}.case-detail-link:hover,.text-link:hover{color:var(--accent-2)}
.entity-section{background:#f5f5f7}.entity-lead{max-width:920px}.entity-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:38px}.entity-card{padding:28px;border:1px solid rgba(0,0,0,.065);border-radius:24px;background:#fff;box-shadow:var(--shadow)}.entity-card h3{margin:0 0 15px;font-size:20px}.entity-card p,.entity-card li{color:var(--muted);font-size:14px;line-height:1.8}.entity-card ul{margin:0;padding-left:18px}.text-link{display:inline-flex;margin-top:16px;color:var(--accent-2);font-size:13px;font-weight:600}
.method-grid-five{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.method-grid-five .method-card h3{font-size:20px}.method-caveat{margin:34px 0 0;padding:18px 20px;border:1px solid #dedee4;border-radius:16px;color:var(--muted);font-size:13px;line-height:1.75;background:rgba(255,255,255,.55)}
.experiment-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(420px,1.15fr);gap:64px;align-items:center}.experiment-panel{padding:34px;border:1px solid rgba(0,0,0,.07);border-radius:26px;background:#fff;box-shadow:var(--shadow)}.experiment-panel h3{margin:20px 0 12px;font-size:25px}.experiment-panel p{margin:0;color:var(--muted);font-size:14px;line-height:1.85}.experiment-live{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:#eef7f2;color:#247653;font-size:11px;font-weight:650}.experiment-live i{width:7px;height:7px;border-radius:50%;background:#2e9a70}
.faq-section{background:#fff}.faq-list{margin-top:38px;border-top:1px solid #dddde2}.faq-item{border-bottom:1px solid #dddde2}.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 0;cursor:pointer;font-size:18px;font-weight:600;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary span:last-child{color:var(--accent-2);font-size:22px;font-weight:400}.faq-item[open] summary span:last-child{transform:rotate(45deg)}.faq-item p{max-width:880px;margin:0;padding:0 0 25px;color:var(--muted);font-size:14px;line-height:1.85}
.contact-facts{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:18px;color:#7b7782;font-size:12px}.contact-facts a{text-decoration:underline;text-underline-offset:3px}.cta-connect{display:grid;grid-template-columns:136px minmax(160px,auto);gap:20px;align-items:center}.wechat-qr{width:136px;margin:0}.wechat-qr img{display:block;width:136px;height:136px;border:1px solid #e5e5e8;border-radius:18px;background:#fff;object-fit:contain}.wechat-qr figcaption{margin-top:8px;color:#7b7882;font-size:10px;line-height:1.4;text-align:center}.cta-contact .contact-line a{text-decoration:underline;text-underline-offset:3px}
.footer-inner{display:grid;gap:14px}.footer-nav{display:flex;flex-wrap:wrap;gap:10px 22px}.footer-nav a:hover{text-decoration:underline}.footer-entity{margin:0;color:#8a8790;font-size:11px}.footer-entity a{text-decoration:underline}
.subpage-hero{padding:86px 0 70px}.breadcrumb{display:flex;gap:8px;align-items:center;color:#77737e;font-size:12px}.breadcrumb a{text-decoration:underline;text-underline-offset:3px}.subpage-hero h1{max-width:980px;margin:22px 0 20px;font-size:clamp(44px,5vw,70px);line-height:1.12;letter-spacing:-.055em}.subpage-hero .lead{max-width:820px}.content-section{padding:72px 0}.content-section.alt{background:#fafafb}.content-section h2{margin:0 0 18px;font-size:clamp(30px,3.2vw,44px);line-height:1.25;letter-spacing:-.04em}.content-section h3{margin:30px 0 12px;font-size:22px}.content-section p,.content-section li{color:var(--muted);font-size:15px;line-height:1.85}.content-section ul,.content-section ol{padding-left:22px}.content-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.content-card{padding:28px;border:1px solid rgba(0,0,0,.07);border-radius:22px;background:#fff}.content-card h2,.content-card h3{margin-top:0}.fact-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:30px}.fact{padding:18px;border:1px solid #dedee4;border-radius:16px;background:#fff}.fact dt{color:#817a9c;font-size:11px;font-weight:650;letter-spacing:.06em}.fact dd{margin:7px 0 0;font-size:14px;line-height:1.65}.case-article{max-width:920px}.case-article section{padding:28px 0;border-top:1px solid #dddde2}.case-article .evidence-actions{justify-content:flex-start}.case-disclaimer{padding:20px;border:1px solid #dedee4;border-radius:16px;background:#fff;color:var(--muted);font-size:13px;line-height:1.75}.case-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}.case-meta span,.case-meta time{padding:6px 10px;border-radius:999px;background:#efedf8;color:#645e80;font-size:11px}.all-cases-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.contact-page-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(330px,.65fr);gap:42px}.contact-page-card{padding:30px;border:1px solid #dddde2;border-radius:24px;background:#fff}.contact-page-card dl{margin:0}.contact-page-card dt{margin-top:18px;color:#817a9c;font-size:11px}.contact-page-card dd{margin:5px 0 0;font-size:16px}.contact-page-card dd a{text-decoration:underline}
@media(max-width:1100px){.method-grid-five{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:860px){.entity-grid,.content-grid,.contact-page-grid,.experiment-layout{grid-template-columns:1fr}.experiment-layout{gap:28px}.method-grid-five{grid-template-columns:repeat(2,minmax(0,1fr))}.all-cases-grid{grid-template-columns:1fr}}
@media(max-width:640px){.entity-grid,.method-grid-five,.fact-list{grid-template-columns:1fr}.subpage-hero{padding:58px 0 48px}.subpage-hero h1{font-size:42px}.content-section{padding:58px 0}.experiment-panel,.entity-card,.content-card,.contact-page-card{padding:22px}.faq-item summary{font-size:16px}.footer-nav{gap:8px 16px}.cta-connect{grid-template-columns:116px minmax(0,1fr);gap:14px;width:100%}.wechat-qr,.wechat-qr img{width:116px}.wechat-qr img{height:116px;border-radius:15px}.cta-contact .copy-wechat{min-width:0;width:100%}}

/* October 9: only the requested demo, evidence cards, plan comparison and nav. */
.v15-site .nav-links {gap:22px}
.mobile-nav {display:none}
.v15-site .demo-label,.v15-site .demo-caption {white-space:nowrap}
.v15-site .demo-merchant {padding:16px;min-height:64px}
.v15-site .demo-success {gap:12px}
.v15-site .demo-success>span {flex:none}

.v15-site #case {padding:76px 0 72px}
.v15-site #case h2 {margin:0 0 12px;font-size:36px;line-height:1.3}
.v15-site #case .lead {font-size:15px}
.v15-site .compact-case-grid {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:28px}
.v15-site .compact-case {display:flex;flex-direction:column;min-width:0;padding:25px 24px;border:1px solid #2e2e34;border-radius:22px;background:#1b1b1f;color:#f5f5f7}
.v15-site .compact-case .case-meta {display:flex;gap:8px;flex-wrap:wrap;margin:0 0 17px;color:#94919e;font-size:11px;line-height:1.5}
.v15-site .compact-case .case-meta :is(span,time) {padding:0;border:0;border-radius:0;background:none;color:inherit;font-size:inherit}
.v15-site .compact-case h3 {margin:0 0 20px;font-size:23px;font-weight:600;line-height:1.4;letter-spacing:-.025em}
.v15-site .case-question {margin:0;color:#bbb9c3;font-size:14px;line-height:1.75;overflow-wrap:anywhere;min-height:49px}
.v15-site .case-change {display:grid;grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr);align-items:center;gap:12px;margin:22px 0 21px;padding-top:22px;border-top:1px solid #2f2f35}
.v15-site .case-change>span {min-width:0;color:#9999a4;font-size:16px;font-weight:550;line-height:1.5;overflow-wrap:anywhere;text-wrap:balance}
.v15-site .case-change>span:last-child {color:#c2e5d3;text-align:right}
.v15-site .case-change small {display:block;margin-bottom:6px;color:#92909c;font-size:10px;font-weight:400}
.v15-site .case-arrow {width:30px;height:18px;fill:none;stroke:#a28eba;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.v15-site .compact-case .case-links {display:flex;align-items:center;flex-wrap:wrap;gap:8px 24px;margin-top:auto;color:#bcb0dc}
.v15-site .compact-case .case-links a {display:inline-flex;align-items:center;min-height:44px;font-size:12px;text-decoration:underline;text-decoration-color:#60566f;text-underline-offset:4px;transition:color .2s}
.v15-site .compact-case .case-links a:hover {color:#fff}
.v15-site .compact-case .case-links a:last-child {margin-left:auto;color:#94919e;text-decoration:none}
.v15-site #case .case-note {margin:22px 0 0;padding:0;color:#94919e;font-size:11px;line-height:1.8}
.v15-site .case-all-link {display:inline-flex;align-items:center;min-height:44px;margin-top:7px;color:#bcb0dc;font-size:12px}

.v15-site #price {background:#fff;padding:84px 0}
.v15-site .pricing-heading {display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:38px}
.v15-site .pricing-heading .kicker {color:#9583b3;font-size:12px;margin-bottom:10px}
.v15-site .pricing-heading h2 {margin:0;font-size:44px}
.v15-site .pricing-heading .lead {max-width:530px;margin:0 0 3px;color:#8b8595;text-align:right;font-size:15px}
.v15-site .compact-price-grid {display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:16px}
.v15-site .compact-price-card {display:flex;flex-direction:column;min-width:0;padding:28px 24px 24px;border:1px solid #e9e6ee;border-radius:24px;background:#fff;box-shadow:0 6px 20px rgba(46,31,74,.015)}
.v15-site .compact-price-card[data-product-id="standard"] {border:1.5px solid #b5a1d5;background:#fbfaff}
.v15-site .plan-topline {display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:25px}
.v15-site .plan-label {font-size:11px;color:#a197ae;line-height:1.5}
.v15-site .plan-badge {flex:none;font-size:10px;line-height:1.5;color:#8d73b7;background:#eee8f9;padding:4px 7px;border-radius:7px}
.v15-site .compact-price-card h3 {font-size:24px;line-height:1.4;margin:17px 0 30px;letter-spacing:-.03em}
.v15-site .plan-price-line {display:flex;align-items:baseline;flex-wrap:wrap;gap:7px;min-height:56px}
.v15-site .compact-price {font-size:clamp(38px,3.3vw,49px);line-height:1.12;letter-spacing:-.055em;font-weight:650;white-space:nowrap}
.v15-site .plan-period {margin:0;font-size:11px;color:#a19aab;white-space:nowrap}
.v15-site .plan-audience {margin:24px 0 0;font-size:13px;line-height:1.75;color:#837a91;min-height:68px}
.v15-site .plan-audience span {font-weight:600;color:#9a8aa9;margin-right:9px}
.v15-site .plan-coverage {display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:69px;padding:16px 14px;background:#f5f3f8;border-radius:14px;margin:19px 0 23px}
.v15-site [data-product-id="standard"] .plan-coverage {background:#f0eaf9}
.v15-site .plan-coverage strong {font-size:18px;font-weight:600;color:#514262;line-height:1.45}
.v15-site .plan-coverage span {font-size:11px;line-height:1.5;color:#9a8da6;white-space:nowrap}
.v15-site .plan-points {display:block;min-height:115px;margin:0 0 25px;padding:0;list-style:none}
.v15-site .plan-points li {position:relative;font-size:13px;line-height:1.7;padding:0 0 12px 20px;color:#787082}
.v15-site .plan-points li::before {content:'✓';position:absolute;left:0;color:#a08abb;font-weight:600}
.v15-site .plan-points li:last-child {padding-bottom:0}
.v15-site .compact-price-card .plan-action {margin-top:auto;min-height:49px;font-size:13px;gap:11px;width:100%;padding:10px 14px}
.v15-site .plan-action span {font-size:17px;color:#83808b;font-weight:400}
.v15-site .plan-action.primary span {color:#bfbfc3}
.v15-site .price-foot {margin:23px 0 0;font-size:11px;color:#9991a3;line-height:1.8}

@media(hover:hover) and (pointer:fine) {
  .v15-site .compact-case,.v15-site .compact-price-card {transition:border-color .2s,box-shadow .2s}
  .v15-site .compact-case:hover {border-color:#494053}
  .v15-site .compact-price-card:hover {border-color:#b5a1d5;box-shadow:0 8px 24px rgba(76,52,121,.04)}
}
@media(max-width:1200px) and (min-width:1101px) {
  .v15-site .compact-price-card {padding:24px 19px 21px}
  .v15-site .plan-topline {flex-wrap:wrap;align-content:start;min-height:48px}
  .v15-site .plan-audience {min-height:91px}
  .v15-site .plan-coverage {padding:14px 10px;gap:8px}
  .v15-site .plan-coverage strong {font-size:16px}
}
@media(max-width:1100px) {
  .v15-site .compact-price-grid {grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .v15-site .pricing-heading .lead {max-width:420px}
  .v15-site .compact-price {font-size:46px}
  .v15-site .plan-audience {min-height:47px}
  .v15-site .nav-links {gap:17px;font-size:13px}
}
@media(max-width:860px) {
  .v15-site .mobile-nav {display:block;position:relative;flex:none}
  .v15-site .mobile-nav summary {display:grid;place-items:center;list-style:none;cursor:pointer;width:40px;height:44px;border-radius:12px}
  .v15-site .mobile-nav summary::-webkit-details-marker {display:none}
  .v15-site .mobile-nav summary svg {width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round}
  .v15-site .mobile-nav[open] summary {background:#eeebf4}
  .v15-site .mobile-nav-links {position:absolute;right:0;top:52px;z-index:40;display:grid;width:205px;padding:12px;background:#fff;border:1px solid #e5e2eb;border-radius:18px;box-shadow:0 14px 40px rgba(40,32,61,.12)}
  .v15-site .mobile-nav-links a {min-height:44px;display:flex;align-items:center;padding:0 13px;border-radius:10px;font-size:14px}
  .v15-site .mobile-nav-links a:hover {background:#f5f3f8}
  .v15-site .nav-inner {gap:10px}
  .v15-site .brand {margin-right:auto}
  .v15-site .compact-case h3 {font-size:21px}
}
@media(max-width:750px) {
  .v15-site .pricing-heading {display:block;margin-bottom:26px}
  .v15-site .pricing-heading .lead {margin:13px 0 0;max-width:600px;text-align:left;font-size:14px}
}
@media(max-width:640px) {
  .v15-site .hero h1 {font-size:clamp(37px,9.8vw,42px);line-height:1.25}
  .v15-site .brand {gap:8px}
  .v15-site .brand-logo {height:34px}
  .v15-site .brand-wordmark strong {font-size:15px}
  .v15-site .brand-wordmark span {font-size:9px}
  .v15-site .mobile-consult {padding:0 12px;font-size:11px;white-space:nowrap}
  .v15-site .mobile-nav summary {width:34px}
  .v15-site .demo-merchant {padding:14px 12px}
  .v15-site .demo-success {font-size:12px;line-height:1.6}
  .v15-site #case {padding:54px 0}
  .v15-site #case h2 {font-size:31px;margin-bottom:10px}
  .v15-site #case .lead {font-size:13px}
  .v15-site .compact-case-grid {grid-template-columns:1fr;gap:15px;margin-top:24px}
  .v15-site .compact-case {padding:23px 20px;border-radius:20px}
  .v15-site .compact-case h3 {font-size:20px;margin-bottom:15px}
  .v15-site .case-question {font-size:13px;min-height:0}
  .v15-site .case-change {grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);gap:9px;margin:20px 0 15px;padding-top:20px}
  .v15-site .case-change>span {font-size:14px}
  .v15-site .case-arrow {width:24px}
  .v15-site .compact-case .case-links {gap:5px 18px}
  .v15-site .compact-case .case-links a {font-size:11px}
  .v15-site #price {padding:60px 0}
  .v15-site .pricing-heading h2 {font-size:34px}
  .v15-site .compact-price-grid {grid-template-columns:1fr;gap:15px}
  .v15-site .compact-price-card {padding:26px 24px;border-radius:22px}
  .v15-site .compact-price-card h3 {margin:15px 0 24px;font-size:24px}
  .v15-site .compact-price {font-size:46px}
  .v15-site .plan-period {font-size:12px}
  .v15-site .plan-audience {margin-top:20px;min-height:0;font-size:13px}
  .v15-site .plan-coverage {margin:23px 0;min-height:68px;padding:17px}
  .v15-site .plan-coverage strong {font-size:18px}
  .v15-site .plan-coverage span {font-size:12px}
  .v15-site .plan-points {min-height:0;margin:0 0 26px}
  .v15-site .plan-points li {font-size:13px;padding-bottom:13px}
}
@media(prefers-reduced-motion:reduce) {
  .v15-site .compact-case,.v15-site .compact-price-card {transition:none}
}