:root {
  --bg: #0b0d12;
  --bg2: #11141c;
  --card: #151924;
  --line: #232838;
  --text: #e8ebf2;
  --muted: #9aa3b5;
  --accent: #b8ff5c;
  --accent2: #5ce1ff;
  --radius: 16px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(92,225,255,.10), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(184,255,92,.08), transparent 60%);
  background-repeat: no-repeat;
}
a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: "JetBrains Mono", ui-monospace, monospace; }

.nav {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between;
  padding: 14px clamp(16px, 4vw, 48px); background: rgba(11,13,18,.75); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--text); font-weight: 800; letter-spacing: -.02em; display: flex; align-items: center; gap: 10px; }
.brand:hover { text-decoration: none; }
.logo-dot { width: 14px; height: 14px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent2)); box-shadow: 0 0 18px rgba(184,255,92,.6); }
.nav nav { display: flex; gap: 22px; align-items: center; }
.nav nav a { color: var(--muted); font-size: 14px; font-weight: 500; }
.nav nav a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 760px) { .nav nav a:not(.btn) { display: none; } }

.btn {
  display: inline-block; padding: 12px 20px; border-radius: 999px; font-weight: 700; color: #0b0d12;
  background: linear-gradient(135deg, var(--accent), #8dff9a); box-shadow: 0 6px 30px rgba(184,255,92,.25);
}
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn-small { padding: 8px 14px; font-size: 13px; color: #0b0d12 !important; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); box-shadow: none; }

main { max-width: 1200px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 48px); }

.hero { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; padding: 72px 0 40px; }
@media (max-width: 960px) { .hero { grid-template-columns: 1fr; padding-top: 40px; } }
.eyebrow { color: var(--accent); font: 600 13px/1 "JetBrains Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
h1 { font-size: clamp(38px, 5.6vw, 64px); line-height: 1.04; letter-spacing: -.035em; margin: 14px 0 18px; font-weight: 800; }
.grad { background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { color: var(--muted); font-size: 18px; max-width: 34em; }
.lede em { color: var(--text); font-style: normal; font-weight: 600; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 22px; }
.chips { list-style: none; padding: 0; margin: 0; display: flex; gap: 8px; flex-wrap: wrap; }
.chips li { font-size: 12.5px; color: var(--muted); border: 1px solid var(--line); padding: 5px 10px; border-radius: 999px; background: var(--bg2); }

.hero-media { position: relative; }
.frame { width: 100%; display: block; border-radius: var(--radius); border: 1px solid var(--line); background: #000; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.prompt-bar {
  position: absolute; z-index: 2; left: 16px; right: 16px; bottom: 16px; padding: 12px 16px; border-radius: 12px;
  background: rgba(11,13,18,.78); backdrop-filter: blur(8px); border: 1px solid var(--line);
  font: 14px/1.4 "JetBrains Mono", monospace; color: var(--text);
}
.caret { color: var(--accent); font-weight: 700; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding: 24px 0 8px; }
@media (max-width: 860px) { .pillars { grid-template-columns: 1fr; } }
.pillars article { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.pillars .icon { font-size: 26px; }
.pillars h3 { margin: 10px 0 6px; font-size: 19px; letter-spacing: -.01em; }
.pillars p { color: var(--muted); margin: 0; font-size: 15px; }

.section { padding: 80px 0 10px; }
h2 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -.03em; margin: 0 0 8px; }
.sub { color: var(--muted); margin: 0 0 26px; max-width: 46em; }
.wide { margin-bottom: 22px; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }
figure { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
figure video { width: 100%; display: block; aspect-ratio: 16/9; object-fit: cover; background: #000; }
figcaption { padding: 14px 16px; color: var(--muted); font-size: 14.5px; }
figcaption b { color: var(--text); }

.flow { list-style: none; padding: 0; margin: 10px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: s; }
@media (max-width: 960px) { .flow { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .flow { grid-template-columns: 1fr; } }
.flow li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; position: relative; }
.flow h4, .stepcard h4 { margin: 10px 0 4px; font-size: 17px; }
.flow p, .stepcard p { margin: 0; color: var(--muted); font-size: 14.5px; }
.step { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; font: 700 13px/1 "JetBrains Mono", monospace; color: #0b0d12; background: var(--accent); }
.callout { margin-top: 18px; padding: 18px 20px; border-radius: var(--radius); border: 1px solid rgba(92,225,255,.35); background: rgba(92,225,255,.06); color: var(--muted); }
.callout b { color: var(--text); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 960px) { .steps { grid-template-columns: 1fr; } }
.stepcard { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
pre { margin: 12px 0; padding: 12px 14px; background: #07080c; border: 1px solid var(--line); border-radius: 10px; overflow-x: auto; font-size: 13px; color: #cfe8b0; }
.note { color: var(--muted); font-size: 14px; margin-top: 16px; }

.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin: 10px 0; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { color: var(--muted); margin: 10px 0 2px; }

footer { max-width: 1200px; margin: 80px auto 0; padding: 30px clamp(16px, 4vw, 48px) 50px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13.5px; }
footer b { color: var(--text); }