:root{
  --bg:#0b0f19; --bg-2:#0e1320; --surface:#151b29; --line:#222a3a;
  --ink:#f8fafc; --muted:#94a3b8; --orange:#f97316; --orange-d:#ea580c; --radius:16px; --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.container.narrow{max-width:760px}
h1,h2,h3{font-weight:800;line-height:1.15;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
.logo{font-size:20px}.logo.big{font-size:34px}

.nav{position:sticky;top:0;z-index:50;background:rgba(11,15,25,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
.nav-links{display:flex;gap:24px}
.nav-links a{color:var(--muted);font-size:14px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--ink)}

.btn{display:inline-block;padding:13px 24px;border-radius:11px;font-weight:600;font-size:15px;transition:transform .15s,box-shadow .2s;cursor:pointer;border:none}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-primary{background:linear-gradient(135deg,var(--orange),var(--orange-d));color:#fff;box-shadow:0 8px 24px -8px rgba(249,115,22,.55)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--orange)}

.hero{position:relative;padding:80px 0 40px;overflow:hidden;background:radial-gradient(1100px 460px at 50% -10%,rgba(249,115,22,.16),transparent 70%)}
.hero-inner{text-align:center;display:flex;flex-direction:column;align-items:center}
.badge{display:inline-block;padding:7px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--orange);font-size:13px;font-weight:600;margin-bottom:24px}
.hero h1{font-size:clamp(34px,6vw,56px);max-width:16ch;margin-bottom:20px}
.grad{background:linear-gradient(120deg,var(--orange),#fbbf24);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(16px,2.4vw,20px);color:var(--muted);max-width:62ch;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:48px}
.hero-shot,.single-shot{width:100%;max-width:1000px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:0 40px 80px -34px rgba(0,0,0,.8);margin:0 auto}
.hero-shot img,.single-shot img{display:block;width:100%}
.demo-note{margin-top:18px;font-size:13px;color:var(--muted)}

.section{padding:88px 0}
.section.alt{background:var(--bg-2)}
.section-title{font-size:clamp(26px,4vw,40px);text-align:center;margin-bottom:14px}
.section-sub{text-align:center;color:var(--muted);max-width:64ch;margin:0 auto 48px;font-size:17px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .2s,border-color .2s}
.card:hover{transform:translateY(-4px);border-color:var(--orange)}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}

.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.feat{padding:26px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.feat span{font-size:26px;display:block;margin-bottom:12px}
.feat h3{font-size:18px;margin-bottom:8px}
.feat p{color:var(--muted);font-size:15px}

.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:32px}
.chips span{padding:9px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px;font-weight:500;color:var(--orange)}
.arch{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;text-align:center;font-family:'Inter',monospace;color:var(--ink);font-size:15px;line-height:2;margin-bottom:18px}
.muted{color:var(--muted);font-size:14px;text-align:center}

.roadmap{list-style:none;display:flex;flex-direction:column;gap:14px}
.roadmap li{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 22px;position:relative;padding-left:48px}
.roadmap li::before{content:"";position:absolute;left:20px;top:50%;transform:translateY(-50%);width:10px;height:10px;border-radius:50%;background:var(--orange)}

.footer{background:linear-gradient(180deg,var(--bg-2),#1a0f06);padding:88px 0 36px;text-align:center}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:18px}
.footer h2{font-size:clamp(24px,4vw,36px)}
.footer p{color:var(--muted);max-width:54ch}
.copy{margin-top:24px;font-size:13px;opacity:.7}

@media(max-width:760px){.nav-links{display:none}.section{padding:60px 0}}