:root{--navy:#0c1446;--indigo:#3024a0;--cyan:#28c8ff;--ink:#0d1330;--muted:#5a6185;--bg:#f6f7fb;--card:#fff;--line:#e3e6f0;--r:20px;
--font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--indigo)}a:hover{color:#1e1880}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 14px;border-radius:8px;z-index:100}.skip:focus{left:8px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(12,20,70,.82);backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:600;letter-spacing:-.01em}
.brand img{width:30px;height:30px;border-radius:7px}
.nav ul{list-style:none;display:flex;gap:26px;margin:0;padding:0}
.nav ul a{color:rgba(255,255,255,.82);text-decoration:none;font-size:14px}.nav ul a:hover{color:#fff}
.nav .btn{padding:8px 16px;font-size:14px}
@media(max-width:820px){.nav ul{display:none}}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--navy);font-weight:600;text-decoration:none;padding:14px 26px;border-radius:999px;transition:transform .15s,box-shadow .15s;box-shadow:0 6px 24px rgba(40,200,255,.25)}
.btn:hover{transform:translateY(-1px);color:var(--navy);box-shadow:0 10px 30px rgba(40,200,255,.4)}
.btn svg{width:20px;height:20px}
.btn.dark{background:linear-gradient(135deg,var(--navy),var(--indigo));color:#fff}.btn.dark:hover{color:#fff}
.btn small{display:block;font-weight:400;font-size:11px;opacity:.75;line-height:1.1}
.btn .lbl{display:flex;flex-direction:column;text-align:left;line-height:1.15}
/* hero */
.hero{background:radial-gradient(1200px 600px at 80% -10%,rgba(40,200,255,.22),transparent 60%),linear-gradient(160deg,var(--navy) 0%,#1a1a78 55%,var(--indigo) 100%);color:#fff;padding:96px 0 120px;text-align:center;overflow:hidden}
.hero .icon{width:148px;height:148px;margin:0 auto 28px;border-radius:33px;box-shadow:0 30px 70px rgba(0,0,0,.45)}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px}
h1{font-size:clamp(40px,6.4vw,76px);line-height:1.04;letter-spacing:-.035em;margin:0 0 20px;font-weight:700}
h1 .grad{background:linear-gradient(90deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{font-size:clamp(18px,2.2vw,22px);color:rgba(255,255,255,.82);max-width:680px;margin:0 auto 36px}
.hero .meta{margin-top:18px;font-size:14px;color:rgba(255,255,255,.65)}
.pills{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:40px}
.pill{border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);padding:7px 14px;border-radius:999px;font-size:13px;color:rgba(255,255,255,.88)}
/* sections */
section{padding:100px 0}
.head{text-align:center;max-width:720px;margin:0 auto 56px}
h2{font-size:clamp(32px,4.2vw,50px);letter-spacing:-.03em;line-height:1.08;margin:0 0 14px}
.head p{color:var(--muted);font-size:19px;margin:0}
.head .eyebrow{color:var(--indigo)}
/* demo / comparison viewer */
.demo{margin-top:-70px;padding-top:0}
.compare{background:var(--card);border-radius:28px;box-shadow:0 30px 80px rgba(12,20,70,.16);padding:26px;border:1px solid var(--line)}
.cmp-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:0 2px 16px}
.cmp-head h2{font-size:clamp(20px,2.4vw,26px);letter-spacing:-.02em;margin:0}
.cmp-head p{margin:0;color:var(--muted);font-size:14px}
/* thumbs */
.thumbs{display:flex;gap:10px;margin-bottom:16px}
.thumb{flex:1 1 0;min-width:0;display:flex;align-items:center;gap:10px;padding:9px 12px;border:1px solid var(--line);background:#fff;border-radius:14px;cursor:pointer;font:inherit;text-align:left;color:var(--ink);transition:border-color .15s,box-shadow .15s,background .15s}
.thumb:hover{border-color:#c9cee0}
.thumb[aria-selected=true]{border-color:var(--navy);box-shadow:0 0 0 2px rgba(12,20,70,.12);background:#fbfbfe}
.thumb img{width:40px;height:40px;border-radius:9px;object-fit:cover;flex:0 0 auto;background:#f1f2f7;border:1px solid var(--line)}
.thumb .tt{display:flex;flex-direction:column;min-width:0;line-height:1.25}
.thumb .tt b{font-size:13.5px;font-weight:650;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.thumb .tt span{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* stage */
.stage{position:relative}
.viewer{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--line);
background-color:#fff;
background-image:linear-gradient(45deg,#eef0f6 25%,transparent 25%),linear-gradient(-45deg,#eef0f6 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#eef0f6 75%),linear-gradient(-45deg,transparent 75%,#eef0f6 75%);
background-size:22px 22px;background-position:0 0,0 11px,11px -11px,-11px 0;
aspect-ratio:4/3;touch-action:pan-y;cursor:ew-resize;user-select:none;-webkit-user-select:none}
.viewer:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
.viewer .layer{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:22px}
.viewer .layer img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;pointer-events:none;-webkit-user-drag:none}
.viewer .after{clip-path:inset(0 0 0 var(--split,50%))}
.viewer .after img{filter:drop-shadow(0 2px 6px rgba(20,30,70,.10))}
.viewer .before img{image-rendering:auto}
.handle{position:absolute;top:0;bottom:0;left:var(--split,50%);width:2px;margin-left:-1px;background:#fff;box-shadow:0 0 0 1px rgba(12,20,70,.18);pointer-events:none}
.handle::after{content:"";position:absolute;top:50%;left:50%;width:42px;height:42px;margin:-21px 0 0 -21px;border-radius:50%;background:#fff;box-shadow:0 4px 16px rgba(12,20,70,.28);border:1px solid rgba(12,20,70,.10)}
.handle::before{content:"";position:absolute;top:50%;left:50%;width:14px;height:14px;margin:-7px 0 0 -7px;z-index:2;
background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230c1446' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 6l-6 6 6 6M15 6l6 6-6 6'/%3E%3C/svg%3E") center/14px no-repeat}
.tag{position:absolute;top:12px;font-size:11.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;padding:5px 10px;border-radius:999px;pointer-events:none;background:rgba(12,20,70,.78);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.tag.b{left:12px}.tag.a{right:12px;background:rgba(255,255,255,.92);color:var(--navy);box-shadow:0 2px 10px rgba(12,20,70,.14)}
/* controls */
.controls{display:flex;align-items:center;gap:12px;margin-top:16px;flex-wrap:wrap}
.controls .hint{font-size:13px;color:var(--muted);margin-left:auto}
.meta-row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.caption{margin:0;color:var(--muted);font-size:14px;max-width:60ch}
.caption b{color:var(--ink);font-weight:650}
.specs{display:flex;gap:8px;flex-wrap:wrap}
.spec{font-size:12px;font-weight:600;color:var(--navy);background:#eef1fb;border-radius:999px;padding:5px 11px;white-space:nowrap}
.swatches{display:flex;gap:5px;align-items:center}
.sw{width:15px;height:15px;border-radius:4px;border:1px solid rgba(12,20,70,.18)}
.sr{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
@media(max-width:860px){.thumbs{flex-wrap:wrap}.thumb{flex:1 1 calc(50% - 5px)}.thumbs .thumb:last-child{flex:1 1 100%}}
@media(max-width:700px){
 .compare{padding:14px;border-radius:22px}
 .demo{margin-top:-56px}
 .viewer{aspect-ratio:1/1}
 .viewer .layer{padding:14px}
 .thumbs{gap:8px}
 .thumb{padding:8px 10px;gap:8px}
 .thumb img{width:32px;height:32px}
 .thumb .tt b{font-size:12.5px}.thumb .tt span{font-size:11px}
 .tag{font-size:10px;padding:4px 8px;top:8px}
 .tag.b{left:8px}.tag.a{right:8px}
 .meta-row{flex-direction:column;align-items:flex-start;gap:10px}
 .controls .hint{margin-left:0;width:100%;order:3}
 .btn-split{padding:9px 16px;font-size:13px}
}
@media(max-width:420px){
 .thumb{flex:1 1 100%}
 .specs{gap:6px}.spec{font-size:11px;padding:4px 9px}
}
/* features */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.card h3{margin:14px 0 8px;font-size:19px;letter-spacing:-.01em}
.card p{margin:0;color:var(--muted);font-size:15.5px}
.ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),var(--indigo));color:var(--cyan)}
.ic svg{width:22px;height:22px}
/* works with */
.dark{background:linear-gradient(160deg,var(--navy),var(--indigo));color:#fff}
.dark .head p{color:rgba(255,255,255,.75)}.dark .head .eyebrow{color:var(--cyan)}
.presets{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;list-style:none;padding:0;margin:0}
.presets li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:20px 22px}
.presets b{display:block;font-size:17px}.presets span{font-size:14px;color:rgba(255,255,255,.7)}
.formats{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:40px}
.fmt{font-weight:700;letter-spacing:.04em;padding:10px 20px;border-radius:12px;background:#fff;color:var(--navy)}
.fmt small{font-weight:500;color:var(--muted);letter-spacing:0;margin-left:6px}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s;list-style:none;padding:0;margin:0}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}@media(max-width:520px){.steps{grid-template-columns:1fr}}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;position:relative}
.steps li::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--cyan);color:var(--navy);font-weight:700;margin-bottom:14px}
.steps h3{margin:0 0 6px;font-size:19px}.steps p{margin:0;color:var(--muted);font-size:15px}
/* pricing */
.price{max-width:520px;margin:0 auto;text-align:center;background:#fff;border-radius:28px;padding:48px 36px;border:1px solid var(--line);box-shadow:0 30px 80px rgba(12,20,70,.12)}
.price .amt{font-size:72px;font-weight:700;letter-spacing:-.04em;line-height:1;margin:10px 0}
.price .amt sup{font-size:32px;vertical-align:top;position:relative;top:10px}
.price ul{list-style:none;padding:0;margin:26px 0 32px;text-align:left;display:inline-block}
.price li{padding:6px 0 6px 30px;position:relative}
.price li::before{content:"";position:absolute;left:0;top:10px;width:18px;height:18px;border-radius:50%;background:var(--cyan) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230c1446' stroke-width='3.5'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}
/* faq */
.faq{max-width:820px;margin:0 auto}
details{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:12px;padding:0 22px}
summary{cursor:pointer;font-weight:600;padding:20px 30px 20px 0;list-style:none;position:relative;font-size:17px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:16px;font-size:24px;color:var(--indigo);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p,details ul{margin:0 0 20px;color:var(--muted)}
/* footer */
footer{background:var(--navy);color:rgba(255,255,255,.7);padding:56px 0 40px;font-size:14px}
footer .top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:30px}
footer a{color:#fff;text-decoration:none}footer a:hover{color:var(--cyan)}
footer nav{display:flex;gap:24px;flex-wrap:wrap}
footer .tm{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;font-size:12.5px;line-height:1.6}
/* doc pages */
.page-hero{background:linear-gradient(160deg,var(--navy),var(--indigo));color:#fff;padding:72px 0 64px}
.page-hero h1{font-size:clamp(36px,5vw,56px)}.page-hero p{color:rgba(255,255,255,.8);font-size:18px;margin:0;max-width:640px}
.doc{max-width:780px;margin:0 auto;padding:64px 24px 90px}
.doc h2{font-size:28px;margin:44px 0 12px}.doc h3{font-size:19px;margin:28px 0 8px}
.doc p,.doc li{color:#333a5c;font-size:16.5px}
.callout{background:#eef9ff;border:1px solid #bfeaff;border-radius:16px;padding:18px 22px;margin:24px 0}
.callout p{margin:0}