:root{color-scheme:dark;--bg:#090d13;--surface:#101720;--ink:#f1f4f7;--muted:#aab7c5;--gold:#f3bf63;--line:#263441;}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Segoe UI",Tahoma,Arial,sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
img{max-width:100%;display:block}
.shell{width:min(1150px,calc(100% - 48px));margin-inline:auto}
.top,nav,.brand,.actions,footer{display:flex;align-items:center;gap:1rem}
.top,footer{justify-content:space-between}
.top{min-height:76px;border-bottom:1px solid var(--line)}
.brand{font-weight:800;letter-spacing:.09em;white-space:nowrap}
.brand img{border-radius:10px}
nav button,.outline,.primary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.5rem 1rem;border:1px solid var(--line);border-radius:.5rem;background:transparent;color:var(--ink);font-weight:650}
.primary{background:var(--gold);border-color:var(--gold);color:#141009}
a:hover,button:hover{outline:1px solid var(--gold);outline-offset:3px}
.hero{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:2rem;min-height:520px;padding-block:2.5rem;background:radial-gradient(ellipse at 45% 57%,#1a242f 0%,transparent 70%)}
.hero-copy{position:relative;z-index:1}
.eyebrow,h1{width:max-content;max-width:100%;margin:0;letter-spacing:.065em}
.eyebrow{font-size:.88rem;color:var(--muted)}
.eyebrow span,h1 span{color:var(--gold)}
h1{font-size:clamp(2.45rem,6.7vw,6.25rem);font-weight:850;line-height:1.02;margin-block:.65rem 1.4rem}
h2,h3{line-height:1.3}
.hero h2{font-size:clamp(1.5rem,3vw,2.3rem);margin-block:0 .7rem;max-width:22ch}
p{margin-block:0 1rem;color:var(--muted)}
.intro{max-width:52ch}
.actions{flex-wrap:wrap}
.status{margin-block:1rem 0;font-size:.88rem}
.robot{width:100%;max-height:510px;object-fit:contain;mask-image:linear-gradient(#000 80%,transparent)}
.features,.preview{border-top:1px solid var(--line);padding-block:2.7rem}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
article{padding:1rem 1.2rem;background:var(--surface);border:1px solid var(--line);border-radius:.6rem}
article h3{margin-block:.1rem .6rem;color:var(--gold)}
article p{margin:0}
.preview{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:2rem}
.preview img{border-radius:.6rem;border:1px solid var(--line)}
footer{padding-block:1.25rem;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
@media(max-width:810px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.shell{width:calc(100% - 32px)}.top,nav,.brand{gap:.55rem}.brand{font-size:.75rem}.brand img{width:34px;height:34px}nav>a:first-child{display:none}.outline,.primary,nav button{padding-inline:.7rem}.hero,.preview{grid-template-columns:1fr;gap:1.4rem}.hero{min-height:0}.robot{max-height:320px;grid-row:1}.grid{gap:.65rem}article{padding:.8rem}}
@media(max-width:345px){.grid{grid-template-columns:1fr}}