:root{color-scheme:dark;--bg:#08131b;--card:#102632;--light:#e9f5ef;--muted:#abc5c4;--sea:#6fdac2;--accent:#edc57a;--line:#9dc4b128;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif}
*{box-sizing:border-box}
html{background:#0b1d26;scroll-behavior:smooth;scroll-padding-top:20px}
body{margin:0;background:radial-gradient(ellipse at 80% 0%,#17465a 0%,transparent 45%),linear-gradient(140deg,#07131b,#0e2a32 70%,#0b1d26);color:var(--light);font:16px/1.65 system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:#08212a;padding:10px 16px;border-radius:8px;font-weight:800;z-index:50}
.skip:focus{left:12px}
.wrap{width:min(1100px,calc(100% - 40px));margin:auto}
.nav{display:flex;justify-content:space-between;align-items:center;padding:26px 0;gap:15px}
.brand{font-weight:900;letter-spacing:.18em;text-transform:uppercase}
.brand em{font-style:normal;color:var(--sea)}
.navlinks{display:flex;gap:25px;color:var(--muted)}
.navlinks a:hover,.navlinks a[aria-current]{color:#fff}
.eyebrow{letter-spacing:.22em;font-weight:800;text-transform:uppercase;color:var(--sea);font-size:12px}
.eyebrow.gold{color:var(--accent)}
h1,h2,h3{font-family:var(--serif)}
/* hero */
.hero{padding:70px 0 90px;position:relative}
.hero h1{font-size:clamp(55px,10vw,110px);line-height:1;letter-spacing:-.05em;margin:18px 0 16px}
.hero h1 i{font-style:normal;color:var(--sea)}
.hero p.lead{max-width:600px;color:var(--muted);font-size:18px}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:10px;padding:14px 23px;border-radius:12px;font:800 16px/1.2 system-ui,sans-serif;background:var(--sea);color:#08212a;box-shadow:0 8px 28px #0004;border:1px solid transparent;cursor:pointer;transition:transform .15s,filter .15s}
.btn.secondary{background:transparent;border-color:#496a6a;color:var(--light);box-shadow:none}
.btn:hover{filter:brightness(1.09);transform:translateY(-1px)}
.btn.big{padding:18px 28px;font-size:18px}
.btn small{font-weight:600;opacity:.75;font-size:13px}
.wave{position:absolute;right:2%;top:90px;width:210px;height:210px;border:2px solid #70dac143;border-radius:50%;box-shadow:0 0 0 30px #70dac115,0 0 0 65px #70dac10a;pointer-events:none;animation:pulse 7s ease-in-out infinite}
.wave span{position:absolute;inset:40px;border:2px solid #70dac155;border-radius:50%}
@keyframes pulse{50%{transform:scale(1.06);opacity:.75}}
.hero-split{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:center}
.hero-split .wave{display:none}
.frame{border-radius:16px;overflow:hidden;border:1px solid #9dc4b140;box-shadow:0 30px 70px #0008,0 0 0 8px #ffffff08;background:#000;position:relative;transform:rotate(1.2deg)}
.frame img{width:100%;aspect-ratio:16/9;object-fit:cover}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{border:1px solid #6fdac244;color:var(--sea);border-radius:20px;padding:4px 12px;font-size:13px;font-weight:700}
.chip.gold{border-color:#edc57a55;color:var(--accent)}
/* sections */
.section{padding:40px 0 80px}
.section h2{font-size:clamp(32px,5vw,46px);line-height:1.15;margin:10px 0 14px;letter-spacing:-.025em}
.section .sub{color:var(--muted);max-width:640px;margin:0 0 30px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:#ffffff0b;border:1px solid var(--line);border-radius:18px;padding:24px;backdrop-filter:blur(10px)}
a.card{transition:transform .15s,border-color .15s}
a.card:hover{transform:translateY(-3px);border-color:#6fdac26b}
.card h3{margin:0 0 10px;font-size:22px}
.card p{color:var(--muted);margin:0}
.card .ico{font-size:30px;line-height:1;margin-bottom:12px}
.stat{display:inline-block;border:1px solid #6fdac255;border-radius:20px;padding:5px 12px;color:var(--sea);font-size:13px;font-weight:700}
.notice{color:var(--muted);font-size:14px}
.small{color:var(--muted);font-size:14px}
/* download */
.dl{background:linear-gradient(160deg,#ffffff14,#ffffff06);border:1px solid #6fdac24d;border-radius:24px;padding:34px;display:grid;grid-template-columns:1.1fr 1fr;gap:34px;box-shadow:0 24px 60px #0006}
.dl h3{font-size:28px;margin:16px 0 8px}
.dl p{color:var(--muted);margin:0 0 10px}
.dl-actions{display:flex;flex-direction:column;gap:12px;justify-content:center}
.dl-actions .btn{width:100%}
.meta{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:18px 0 0;font-size:14px}
.meta dt{color:var(--muted)}
.meta dd{margin:0;color:var(--light);word-break:break-all}
.hash{word-break:break-all;font:11px/1.5 ui-monospace,Consolas,monospace}
.copy{background:none;border:1px solid #496a6a;color:var(--muted);border-radius:8px;font:12px system-ui;padding:2px 8px;margin-left:8px;cursor:pointer}
.copy:hover{color:#fff}
.alert{display:none;margin:0 0 18px;padding:12px 16px;border-radius:12px;background:#edc57a1a;border:1px solid #edc57a55;color:var(--accent);font-size:14px}
.alert.on{display:block}
.status{margin-top:16px}
.status.err{color:var(--accent)}
.notes{margin:18px 0 0;padding:16px 18px;border-radius:14px;background:#00000026;border:1px solid var(--line);font-size:14px;color:var(--muted)}
.notes[hidden]{display:none}
.notes b{color:var(--light)}
.notes ul{margin:6px 0 0;padding-left:20px}
/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:0;padding:0;list-style:none}
.steps li{counter-increment:s;background:#ffffff0b;border:1px solid var(--line);border-radius:18px;padding:22px}
.steps li::before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--sea);color:#08212a;font-weight:900;margin-bottom:14px}
.steps b{display:block;font-family:var(--serif);font-size:19px;margin-bottom:4px}
.steps span{color:var(--muted);font-size:15px}
/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery button{padding:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#000;cursor:zoom-in;position:relative;display:block;transition:transform .15s,border-color .15s}
.gallery button:hover{transform:scale(1.02);border-color:#6fdac27a}
.gallery button:first-child{grid-column:span 2;grid-row:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9}
.gallery button:first-child img{aspect-ratio:auto}
.gallery span{position:absolute;left:0;right:0;bottom:0;padding:22px 12px 8px;font-size:13px;font-weight:700;text-align:left;background:linear-gradient(transparent,#000c);color:#fff}
dialog.lb{border:0;padding:0;background:transparent;max-width:min(1180px,96vw);width:100%;color:#fff;overflow:visible}
dialog.lb::backdrop{background:#030a0fe6;backdrop-filter:blur(4px)}
.lb figure{margin:0}
.lb img{width:100%;border-radius:12px;box-shadow:0 20px 80px #000}
.lb figcaption{text-align:center;padding:14px;color:var(--muted)}
.lb .x,.lb .nv{position:absolute;background:#102632e6;border:1px solid #6fdac255;color:#fff;width:44px;height:44px;border-radius:50%;font-size:22px;cursor:pointer}
.lb .x{top:-14px;right:-6px}
.lb .nv{top:42%}
.lb .pv{left:-8px}
.lb .nx{right:-8px}
/* feature rows */
.faq details{background:#ffffff0b;border:1px solid var(--line);border-radius:14px;padding:0 20px;margin-bottom:10px}
.faq summary{cursor:pointer;padding:16px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--sea);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq summary::-webkit-details-marker{display:none}
.faq p{margin:0 0 16px;color:var(--muted)}
.keys{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;margin:0;padding:0;list-style:none}
.keys li{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:15px}
kbd{font:700 13px ui-monospace,Consolas,monospace;background:#0a1a22;border:1px solid #496a6a;border-bottom-width:3px;border-radius:7px;padding:3px 9px;color:var(--light);min-width:34px;text-align:center}
.reqs{display:grid;grid-template-columns:auto 1fr;gap:10px 22px;margin:0}
.reqs dt{color:var(--sea);font-weight:700}
.reqs dd{margin:0;color:var(--muted)}
.footer{border-top:1px solid #ffffff1b;padding:30px 0;color:var(--muted);font-size:14px}
.footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer nav{display:flex;gap:20px}
.nf{min-height:60vh;display:grid;place-items:center;text-align:center}
.nf h1{font-size:clamp(70px,16vw,150px);margin:0;letter-spacing:-.05em;color:var(--sea)}
@media(max-width:900px){.hero-split{grid-template-columns:1fr}.frame{transform:none}.steps{grid-template-columns:repeat(2,1fr)}.gallery{grid-template-columns:repeat(2,1fr)}.dl{grid-template-columns:1fr}}
@media(max-width:720px){.grid,.grid.two{grid-template-columns:1fr}.hero{padding:40px 0 60px}.wave{opacity:.3;right:20%;top:80px}.navlinks{gap:14px;font-size:14px}.dl{padding:24px}.btns .btn{flex:1 1 100%}}
@media(max-width:480px){.steps{grid-template-columns:1fr}.gallery button:first-child{grid-column:span 2;grid-row:auto}.lb .pv{left:4px}.lb .nx{right:4px}.lb .x{right:4px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
[hidden]{display:none!important}