/* vitalink.chat — tokens de @vitalink/brand (vitalink.tokens.json). Orbitron sólo para el wordmark. */
@font-face{font-family:"Orbitron Wordmark";src:url(/fonts/orbitron-wordmark.woff2?v=1) format("woff2");font-weight:700;font-display:block}
:root{
  --slate-50:#f8fafc;--slate-100:#f1f5f9;--slate-200:#e2e8f0;--slate-500:#64748b;--slate-600:#475569;--slate-700:#334155;
  --slate-900:#0f172a;--slate-950:#020617;--green-500:#22c55e;--green-700:#15803d;--blue-500:#3b82f6;--blue-700:#1d4ed8;
  --teal-500:#14b8a6;--amber-600:#d97706;--red-700:#b91c1c;
  --bg:var(--slate-50);--surface:#fff;--text:var(--slate-900);--muted:var(--slate-600);--primary:var(--blue-700);
  --grad:linear-gradient(90deg,var(--green-500),var(--blue-500));
  --ring:0 0 0 1px rgb(15 23 42/.08);--shadow:0 1px 2px rgb(15 23 42/.04),0 8px 24px rgb(15 23 42/.06);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--primary)}
a:focus-visible,.cta:focus-visible{outline:3px solid var(--blue-500);outline-offset:2px;border-radius:6px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px 12px;z-index:10}

/* cabecera */
header.site{position:sticky;top:0;z-index:5;background:rgb(248 250 252/.85);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--slate-200)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.wordmark{font-family:"Orbitron Wordmark",Orbitron,ui-sans-serif,system-ui,sans-serif;font-weight:700;letter-spacing:.08em;font-size:20px}
nav.main{display:flex;gap:4px}
nav.main a{color:var(--slate-700);text-decoration:none;font-size:14px;font-weight:500;padding:8px 12px;border-radius:8px}
nav.main a:hover,nav.main a[aria-current=page]{background:var(--slate-100);color:var(--text)}

/* hero */
.hero{padding:88px 0 56px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -10% auto auto;width:720px;height:720px;border-radius:50%;
  background:radial-gradient(closest-side,rgb(34 197 94/.14),rgb(59 130 246/.10),transparent);pointer-events:none}
.hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--slate-600);background:#fff;box-shadow:var(--ring);border-radius:999px;padding:6px 12px}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--grad)}
h1{font-size:clamp(34px,5vw,56px);line-height:1.08;letter-spacing:-.02em;margin:18px 0 18px;font-weight:700}
h1 .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:19px;color:var(--muted);max-width:40ch;margin:0 0 28px}
.cta{display:inline-flex;align-items:center;gap:10px;background:var(--grad);color:#fff;text-decoration:none;font-weight:600;
  padding:14px 22px;border-radius:12px;box-shadow:0 8px 20px rgb(59 130 246/.25)}
.soon{display:inline-flex;align-items:center;gap:10px;font-weight:600;color:var(--slate-700);background:#fff;box-shadow:var(--ring);
  padding:14px 18px;border-radius:12px}
.soon b{font-weight:600;color:var(--green-700)}

/* conversación de ejemplo (estática, sin JS) */
.chat{background:#fff;border-radius:20px;box-shadow:var(--ring),var(--shadow);padding:20px;display:flex;flex-direction:column;gap:14px}
.bubble{align-self:flex-end;background:var(--slate-100);border-radius:16px 16px 4px 16px;padding:10px 14px;font-size:15px;max-width:85%}
.answer{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px}
.answer .dot{width:18px;height:18px;border-radius:50%;background:var(--grad);flex:none}
.pro{display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:center;padding:12px;border-radius:14px;box-shadow:var(--ring)}
.pro .av{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#dcfce7,#dbeafe);display:grid;place-items:center;
  font-weight:700;color:var(--slate-700);font-size:14px}
.pro strong{display:block;font-size:15px}.pro span{font-size:13px;color:var(--muted)}
.badge{font-size:12px;font-weight:600;border-radius:999px;padding:3px 10px;background:#dcfce7;color:var(--green-700);white-space:nowrap}
.badge.p{background:#dbeafe;color:var(--blue-700)}
.fine{font-size:12px;color:var(--slate-500)}

/* cifras */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:8px 0 72px}
.stat{background:#fff;border-radius:16px;box-shadow:var(--ring);padding:22px}
.stat b{display:block;font-size:30px;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{font-size:14px;color:var(--muted)}

/* secciones */
section.block{padding:24px 0 72px}
.kicker{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--slate-500)}
h2{font-size:clamp(26px,3vw,34px);letter-spacing:-.01em;line-height:1.2;margin:8px 0 12px}
.sub{color:var(--muted);max-width:62ch;margin:0 0 32px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border-radius:16px;box-shadow:var(--ring);padding:24px}
.card h3{font-size:17px;margin:12px 0 6px}.card p{margin:0;color:var(--muted);font-size:15px}
.ico{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,rgb(34 197 94/.15),rgb(59 130 246/.15));
  display:grid;place-items:center;color:var(--blue-700)}
.markets{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.markets li{background:#fff;border-radius:12px;box-shadow:var(--ring);padding:14px 16px;display:flex;justify-content:space-between;gap:8px}
.markets li span{color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px}
.prompts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:0;list-style:none;margin:0}
.prompts li{background:#fff;border-radius:12px;box-shadow:var(--ring);padding:14px 16px;font-size:15px}
.prompts li small{display:block;color:var(--slate-500);font-size:12px;margin-top:4px}
.notice{background:#fff;border-left:4px solid var(--blue-700);border-radius:8px;padding:14px 18px;box-shadow:var(--ring)}
.notice.warn{border-left-color:var(--amber-600)}

/* páginas de texto */
.doc{max-width:760px;padding:56px 0 80px}
.doc h1{font-size:clamp(30px,4vw,42px)}
.doc h2{font-size:21px;margin:36px 0 8px}
.doc h3{font-size:17px;margin:22px 0 4px}
.doc p,.doc li{color:var(--slate-700)}
.doc .meta{color:var(--slate-500);font-size:14px}
.doc table{border-collapse:collapse;width:100%;font-size:15px;margin:8px 0}
.doc th,.doc td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--slate-200);vertical-align:top}
.doc th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--slate-500)}

/* pie */
footer.site{border-top:1px solid var(--slate-200);background:#fff;padding:40px 0;font-size:14px;color:var(--muted)}
footer.site .wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:24px}
footer.site nav a{margin-right:16px;color:var(--slate-700)}
footer.site p{margin:6px 0}

@media (max-width:900px){
  .hero{padding:56px 0 40px}.hero .grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:1fr}.prompts{grid-template-columns:1fr}
  footer.site .wrap{grid-template-columns:1fr}nav.main a{padding:8px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
.doc code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:15px;background:#f1f5f9;color:#1d4ed8;padding:6px 10px;border-radius:8px;word-break:break-all}