*,*::before,*::after{box-sizing:border-box}
:root{--fg:#1d1d1f;--mut:#6e6e73;--bg:#fff;--gray:#f5f5f7;--blue:#0071e3;--r:22px;
--font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Helvetica,Arial,sans-serif}
html{scroll-behavior:smooth;scroll-padding-top:64px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.47;overflow-x:hidden}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
svg{display:block;max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}.narrow{max-width:760px}.center{text-align:center}
.gnav{position:sticky;top:0;z-index:50;background:rgba(251,251,253,.8);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
.gnav-in{display:flex;align-items:center;justify-content:space-between;height:52px;gap:16px}
.brand{display:flex;align-items:center;gap:8px;color:var(--fg);font-size:15px;white-space:nowrap}.brand:hover{text-decoration:none}.brand b{font-weight:600}
.snav{display:flex;gap:26px}.snav a{color:var(--fg);font-size:13px;opacity:.8}.snav a:hover,.snav a.on{opacity:1;text-decoration:none}.snav a.on{color:var(--blue)}
.btn{display:inline-block;background:var(--blue);color:#fff;border:0;border-radius:980px;padding:12px 24px;font:500 17px var(--font);cursor:pointer;transition:background .2s,transform .2s}
.btn:hover{background:#0077ed;text-decoration:none;transform:translateY(-1px)}.btn-sm{padding:6px 14px;font-size:13px}
.btn-o{background:transparent;color:var(--blue);box-shadow:inset 0 0 0 1.5px var(--blue)}.btn-o:hover{background:var(--blue);color:#fff}
.link{font-size:17px}
.eyebrow{font-size:17px;font-weight:600;color:var(--mut);margin:0 0 10px}
h1,h2,h3{margin:0;letter-spacing:-.025em}
h1{font-size:clamp(48px,9vw,104px);line-height:1.02;font-weight:700}
h2{font-size:clamp(36px,6vw,72px);line-height:1.05;font-weight:700;margin-bottom:56px}
h3{font-size:24px;line-height:1.17;font-weight:600}
.grad{background:linear-gradient(90deg,#1d1d1f,#3a6ea5 60%,#0071e3);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--mut)}.dark .muted{color:#86868b}
.lead{font-size:clamp(19px,2.2vw,24px);color:var(--mut);max-width:720px;margin:24px auto 0;line-height:1.35}
.sub{font-size:19px;color:var(--mut);margin:-36px 0 48px;max-width:640px}.center .sub{margin-left:auto;margin-right:auto}
.ctas{display:flex;gap:28px;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:34px}
.hero{padding:96px 0 0;overflow:hidden}
.hero-visual{margin:72px auto 0;max-width:1320px;padding:0 22px}
.hero-svg{width:100%;height:auto;border-radius:28px;box-shadow:0 40px 80px -30px rgba(0,0,0,.45)}
.sketch path{stroke-dasharray:1200;stroke-dashoffset:1200;animation:draw 2.6s .3s ease forwards}
.cad{opacity:0;animation:fadein 1.2s 1.6s ease forwards}.beam{opacity:0;animation:fadein .8s 1.2s ease forwards}
@keyframes draw{to{stroke-dashoffset:0}}@keyframes fadein{to{opacity:1}}
.sec{padding:140px 0}.light{background:#fff}.gray{background:var(--gray)}.dark{background:#000;color:#f5f5f7}.dark .eyebrow{color:#86868b}.dark .sub{color:#a1a1a6}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--gray);border-radius:var(--r);padding:34px 30px 38px;position:relative}
.card svg{height:120px;margin:10px auto 26px}.card p{color:var(--mut);margin:10px 0 0;font-size:17px}
.num{font-size:14px;font-weight:600;color:var(--blue)}
.feats{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.feat{background:#141416;border-radius:var(--r);padding:36px;overflow:hidden}
.fv{background:radial-gradient(circle at 50% 40%,#1e2634,#0d0f13 70%);border-radius:14px;margin-bottom:28px;padding:18px}
.fv svg{width:100%;height:auto}.feat p{color:#a1a1a6;margin:10px 0 0;font-size:17px}
.spin3d{animation:bob 6s ease-in-out infinite;transform-origin:center}@keyframes bob{50%{transform:translateY(-8px) rotate(-1.5deg)}}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gi{margin:0;border-radius:18px;overflow:hidden;background:var(--gray);transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s}
.gi:hover{transform:scale(1.02);box-shadow:0 24px 50px -24px rgba(0,0,0,.35)}
.gi svg{width:100%;height:auto}.gi figcaption{padding:14px 18px;font-size:14px;color:var(--mut);background:#fff;border-top:1px solid #eee}
.tag{display:inline-block;background:#fff3cd;color:#7a5b00;font-size:13px;font-weight:600;padding:3px 10px;border-radius:980px;margin-right:6px;vertical-align:2px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{background:#fff;border-radius:var(--r);padding:40px 32px;display:flex;flex-direction:column;position:relative}
.plan.hot{box-shadow:0 0 0 2px var(--blue)}
.badge{position:absolute;top:-13px;left:32px;background:var(--blue);color:#fff;font-size:12px;font-weight:600;padding:5px 12px;border-radius:980px}
.price{font-size:48px;font-weight:700;letter-spacing:-.03em;margin:14px 0 4px}.price span{font-size:17px;font-weight:400;color:var(--mut)}
.pd{color:var(--mut);margin:0 0 22px}
.plan ul{list-style:none;padding:0;margin:0 0 30px;flex:1}.plan li{padding:9px 0;border-top:1px solid #eee;font-size:15px}
.plan .btn{text-align:center}
.faq details{border-bottom:1px solid #d2d2d7}
.faq summary{cursor:pointer;list-style:none;padding:24px 40px 24px 0;font-size:21px;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:10px;height:10px;border-right:2px solid var(--mut);border-bottom:2px solid var(--mut);transform:translateY(-70%) rotate(45deg);transition:transform .3s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq p{margin:0 0 24px;color:var(--mut);font-size:17px}
.form{text-align:left;display:grid;gap:16px;margin-top:8px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:grid;gap:6px;font-size:14px;color:#a1a1a6}
.form input,.form select,.form textarea{font:17px var(--font);color:#f5f5f7;background:#1c1c1e;border:1px solid #333;border-radius:12px;padding:14px;width:100%;transition:border-color .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--blue)}
.form .btn{justify-self:center;margin-top:8px}.err{color:#ff6961;margin:0;min-height:1em;text-align:center;font-size:14px}
.dark a{color:#2997ff}
.foot{background:var(--gray);padding:36px 0;font-size:12px;color:var(--mut)}.foot p{margin:6px 0}.foot b{color:var(--fg)}
.reveal{opacity:0;transform:translateY(32px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}
@media (max-width:900px){.snav{display:none}.steps,.plans{grid-template-columns:1fr}.gallery{grid-template-columns:repeat(2,1fr)}.sec{padding:100px 0}}
@media (max-width:640px){.feats,.gallery,.row{grid-template-columns:1fr}.feat{padding:26px}.hero{padding-top:64px}.hero-visual{margin-top:48px;padding:0 12px}.hero-svg{border-radius:18px}h2{margin-bottom:40px}.sub{margin-top:-24px}.plans{gap:28px}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}.reveal{opacity:1;transform:none}.sketch path{stroke-dashoffset:0}.cad,.beam{opacity:1}}
/* demo */
.demo{display:grid;grid-template-columns:340px 1fr;gap:20px;background:#fff;border-radius:28px;padding:20px;box-shadow:0 30px 60px -40px rgba(0,0,0,.35)}
.demo-in{display:flex;flex-direction:column;gap:14px}
.drop{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:6px;border:2px dashed #c7c7cc;border-radius:18px;padding:34px 18px;cursor:pointer;color:var(--mut);transition:border-color .2s,background .2s;min-height:200px}
.drop b{color:var(--fg);font-size:17px}.drop span{font-size:14px}.drop svg{color:var(--blue)}
.drop:hover,.drop:focus-visible,.drop.over{border-color:var(--blue);background:#f0f6ff;outline:none}
.or{margin:4px 0 0;font-size:14px;color:var(--mut);text-align:center}
.samples{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.samp{border:1px solid #e5e5ea;background:#fff;border-radius:14px;padding:8px;cursor:pointer;font:500 14px var(--font);color:var(--fg);transition:border-color .2s,transform .2s}
.samp:hover,.samp:focus-visible{border-color:var(--blue);transform:translateY(-2px);outline:none}
.samp img{width:100%;aspect-ratio:10/7;object-fit:cover;border-radius:8px;display:block;margin-bottom:6px}
.stage{position:relative;background:var(--gray);border-radius:18px;min-height:420px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-direction:column;padding:48px 16px 16px}
.demo-label{position:absolute;top:14px;left:14px;background:#1d1d1f;color:#fff;font-size:12px;font-weight:600;letter-spacing:.02em;padding:5px 12px;border-radius:980px;z-index:5}
.st-empty{text-align:center;color:var(--mut)}
.proc,.cmp{position:relative;width:100%;max-width:640px;aspect-ratio:600/420;border-radius:14px;overflow:hidden;background:#fff}
.proc img{width:100%;height:100%;object-fit:contain;filter:grayscale(.2)}
.scan{position:absolute;left:0;right:0;top:0;height:30%;background:linear-gradient(180deg,rgba(0,113,227,0),rgba(0,113,227,.25));border-bottom:2px solid var(--blue);animation:scan 1.4s ease-in-out infinite alternate}
@keyframes scan{from{transform:translateY(-100%)}to{transform:translateY(240%)}}
.steps-ai{position:absolute;left:12px;bottom:12px;margin:0;padding:12px 16px;list-style:none;background:rgba(29,29,31,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#86868b;border-radius:12px;font-size:13px;display:grid;gap:4px}
.steps-ai li::before{content:"○ ";color:#555}.steps-ai li.on{color:#fff}.steps-ai li.on::before{content:"◌ ";color:#2997ff}.steps-ai li.done{color:#d2d2d7}.steps-ai li.done::before{content:"✓ ";color:#30d158}
.cmp-after,.cmp-before{position:absolute;inset:0}.cmp-after svg{width:100%;height:100%}
.cmp-before{clip-path:inset(0 50% 0 0);background:#fff}.cmp-before img{width:100%;height:100%;object-fit:contain}
.cmp-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.15);pointer-events:none}
.cmp-handle span{position:absolute;top:50%;left:50%;width:38px;height:38px;margin:-19px 0 0 -19px;border-radius:50%;background:#fff;box-shadow:0 4px 14px rgba(0,0,0,.3)}
.cmp-handle span::before{content:"‹ ›";position:absolute;inset:0;display:grid;place-items:center;font-weight:600;color:#1d1d1f;letter-spacing:2px}
#slider{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.cmp-tag{position:absolute;bottom:10px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:980px;background:rgba(255,255,255,.9);color:#1d1d1f;pointer-events:none}.cmp-tag.l{left:10px}.cmp-tag.r{right:10px;background:rgba(0,0,0,.6);color:#fff}
.cmp.reveal-in{animation:fadein .6s ease}
.reset{margin-top:16px}
.inv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ic{background:#fff;border-radius:var(--r);padding:36px 30px}.ic p{color:var(--mut);margin:12px 0 0;font-size:17px}
.inv-cta{margin-top:48px;text-align:center}.inv-cta p{font-size:21px;font-weight:600;margin:0 0 18px}
[hidden]{display:none!important}
@media (max-width:900px){.demo{grid-template-columns:1fr}.inv-grid{grid-template-columns:1fr}.snav{display:none}}
@media (max-width:640px){.demo{padding:12px;border-radius:22px}.stage{min-height:300px;padding:44px 10px 12px}.drop{min-height:150px;padding:24px 14px}.hero-visual{padding:0}.hero-svg{border-radius:0;box-shadow:none}}
.cmp{aspect-ratio:1000/707}.cmp-after svg{display:block;width:100%;height:100%;background:#fff}
.st-err{text-align:center;max-width:420px;color:#1d1d1f;background:#fff3cd;border-radius:14px;padding:18px 20px}.st-err p{margin:0}
.tools{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px 20px;margin-top:16px;width:100%}
.stat{margin:0;font-size:14px;color:var(--mut);width:100%;text-align:center}
.wfield{font-size:14px;color:var(--mut);display:flex;align-items:center;gap:8px}.wfield input{width:84px;font:15px var(--font);padding:6px 10px;border:1px solid #d2d2d7;border-radius:10px;background:#fff;color:var(--fg)}.wfield input:focus{outline:none;border-color:var(--blue)}
.exp{display:flex;gap:8px}.exp .btn::before{content:"↓ "}