:root {
  color-scheme: dark;
  --bg:#0b0d12;--surface:#14171e;--surface-2:#1a1d26;--ink:#eceef1;--ink-muted:#a0a8b4;--line:#252c39;--accent:#8aa2f2;--accent-fg:#0b0d12;
  --font-display:'Manrope','Inter',sans-serif;--font-sans:'Inter',sans-serif;--container:1080px;
}
:root[data-theme='light'] {
  color-scheme: light;
  --bg:#f8fafc;--surface:#fff;--surface-2:#f2f5fa;--ink:#10131a;--ink-muted:#5f6979;--line:#dde4ef;--accent:#3f63eb;--accent-fg:#fff;
}
@media (prefers-color-scheme: light) { :root:not([data-theme='dark']) { color-scheme: light; --bg:#f8fafc;--surface:#fff;--surface-2:#f2f5fa;--ink:#10131a;--ink-muted:#5f6979;--line:#dde4ef;--accent:#3f63eb;--accent-fg:#fff; } }
*{box-sizing:border-box} html,body{margin:0} body{font-family:var(--font-sans);background:var(--bg);color:var(--ink)}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
a{text-decoration:none;color:inherit}
.nav{display:flex;align-items:center;gap:20px;justify-content:space-between;max-width:var(--container);margin:0 auto;padding:20px 24px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700}.brand-mark{filter:drop-shadow(0 0 10px color-mix(in oklab,var(--accent),transparent 70%))}
.nav-links{display:flex;gap:20px;color:var(--ink-muted);font-size:14px}.nav-links a:hover{color:var(--ink);}
.theme-toggle{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:8px 11px;cursor:pointer}
.hero{padding:72px 0 84px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 75% 20%, color-mix(in oklab,var(--accent),transparent 82%), transparent 45%)}
.hero-inner{max-width:var(--container);margin:0 auto;padding:0 24px}.eyebrow{color:var(--ink-muted);font-size:13px;text-transform:uppercase;letter-spacing:.09em}.display{font-family:var(--font-display);font-size:clamp(42px,7vw,76px);line-height:1.03;margin:12px 0 18px}
.lede{max-width:630px;color:var(--ink-muted);font-size:18px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{padding:11px 16px;border-radius:10px;border:1px solid transparent;font-weight:600}.btn-primary{background:var(--accent);color:var(--accent-fg)}.btn-secondary{background:var(--surface);border-color:var(--line)}
.section-title{font-family:var(--font-display);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted);margin:0 0 22px}
.features{padding:68px 0}.interactive-shell{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}
.feature-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.feature-tab{background:var(--surface-2);border:0;padding:13px;color:var(--ink-muted);cursor:pointer;font-weight:600}.feature-tab.is-active{background:var(--surface);color:var(--ink);}
.feature-panel{padding:28px;min-height:150px}.feature-panel h3{font-family:var(--font-display);font-size:26px;margin:0 0 8px}.feature-panel p{margin:0;color:var(--ink-muted);max-width:640px}
.transition{padding:30px 0 80px}.transition-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:stretch}.flow{color:var(--ink-muted);display:grid;gap:10px;padding-left:20px}
.launch-card{background:linear-gradient(135deg,var(--surface),var(--surface-2));border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;justify-content:center;transition:transform .2s ease, border-color .2s ease}.launch-card:hover{transform:translateY(-2px);border-color:var(--accent)}.launch-label{font-size:13px;color:var(--ink-muted);text-transform:uppercase;letter-spacing:.08em}.launch-title{font-family:var(--font-display);font-size:30px;margin:8px 0 16px}.launch-arrow{font-size:28px;color:var(--accent)}
.get-started{padding:10px 0 80px}.get-started-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.step{border:1px solid var(--line);background:var(--surface);padding:22px;border-radius:12px}.step p{color:var(--ink-muted)}
.footer{border-top:1px solid var(--line)}.footer-inner{padding:22px 24px}.footer-brand{display:flex;align-items:center;gap:8px;font-weight:600}
@media (max-width:860px){.transition-grid{grid-template-columns:1fr}.feature-tabs{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.nav-links{display:none}}