/* ====================================================================
   FACTUM — Páginas públicas (/, /privacy)
   Misma identidad del app: canvas oscuro, Inter + JetBrains Mono,
   Phosphor. Firma: el "expediente" — documento en papel que Factum IA
   evalúa y sella con el veredicto.
   ==================================================================== */

:root {
  --fum-base: #0a0a0a;
  --fum-panel: #101010;
  --fum-line: #2a2a2a;
  --fum-muted: #888888;
  --fum-secondary: #cccccc;
  --fum-paper: #f5f2ec;
  --fum-paper-line: #ddd6c8;
  --fum-paper-muted: #8a8474;
  --fum-stamp: #22c55e;
  --fum-alert: #f59e0b;
}

body.pub {
  background: var(--fum-base);
  color: var(--fum-secondary);
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
}

::selection { background: #ffffff; color: #0a0a0a; }

/* ─── Scroll del documento ───────────────────────────────────────────
   base.css bloquea el body (shell del dashboard con paneles internos);
   las páginas públicas scrollean en el documento con un scrollbar
   integrado al diseño: fino, oscuro, igual que los paneles del app. */
html, body { height: auto; overflow: visible; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { scrollbar-width: thin; scrollbar-color: var(--fum-line) var(--fum-base); }
body::-webkit-scrollbar { width: 6px; height: 6px; }
body::-webkit-scrollbar-track { background: var(--fum-base); }
body::-webkit-scrollbar-thumb { background: var(--fum-line); border-radius: 3px; }
body::-webkit-scrollbar-thumb:hover { background: #4a4a4a; }

/* ─── Tipo documento: mono de expediente ───────────────────────────── */
.pub-mono {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: .18em;
}

.pub-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: var(--fum-muted);
}

/* ─── CTA Iniciar sesión (animado) ─────────────────────────────────── */
.pub-cta {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  color: #0a0a0a;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  padding: 14px 26px;
  border: 1px solid #ffffff;
  border-radius: 2px;
  cursor: pointer;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .3s ease;
  animation: pub-pulse 3.2s ease-in-out infinite;
}
.pub-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255,255,255,.18); }
.pub-cta:active { transform: translateY(0); }
.pub-cta:focus-visible { outline: 2px solid #f59e0b; outline-offset: 3px; }
.pub-cta i { font-size: 16px; transition: transform .2s ease; }
.pub-cta:hover i { transform: translateX(4px); }
.pub-cta::after {
  content: '';
  position: absolute;
  top: 0; left: -80%;
  width: 55%; height: 100%;
  background: linear-gradient(105deg, transparent, rgba(10,10,10,.12), transparent);
  transform: skewX(-18deg);
}
.pub-cta:hover::after { animation: pub-sweep .7s ease; }

@keyframes pub-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,255,255,0); }
  50%      { box-shadow: 0 0 0 6px rgba(255,255,255,.07); }
}
@keyframes pub-sweep { to { left: 130%; } }

/* ─── Firma: Expediente en evaluación ──────────────────────────────── */
.pub-expediente {
  position: relative;
  background: var(--fum-paper);
  color: #1a1815;
  padding: 34px 32px 46px;
  box-shadow: 14px 14px 0 0 rgba(0,0,0,.45), 0 30px 60px rgba(0,0,0,.5);
  transform: rotate(1.2deg);
}
.pub-expediente::before {
  content: '';
  position: absolute;
  inset: 6px;
  border: 1px solid var(--fum-paper-line);
  pointer-events: none;
}
.pub-folio {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--fum-paper-muted);
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--fum-paper-line);
  padding-bottom: 10px;
  margin-bottom: 18px;
}
.pub-doc-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.pub-doc-line {
  height: 7px;
  background: #e4dfd2;
  margin-bottom: 11px;
  opacity: 0;
  animation: pub-line-in .5s ease forwards;
}
.pub-doc-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--fum-paper-muted);
  margin: 16px 0 8px;
  opacity: 0;
  animation: pub-line-in .5s ease forwards;
}
.pub-doc-ok {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .1em;
  color: #1a7a3c;
  opacity: 0;
  animation: pub-line-in .5s ease forwards;
}

/* Línea de lectura que escanea el documento */
.pub-scan {
  position: absolute;
  left: 6px; right: 6px;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(34,197,94,.75), transparent);
  opacity: 0;
  animation: pub-scan 1s ease-in-out 1.6s 2;
}
@keyframes pub-scan {
  0%   { top: 12%; opacity: 0; }
  15%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { top: 90%; opacity: 0; }
}

/* El sello: veredicto de Factum IA */
.pub-stamp {
  position: absolute;
  right: 26px; bottom: 22px;
  padding: 10px 18px;
  border: 3px double var(--fum-stamp);
  color: var(--fum-stamp);
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  background: rgba(34,197,94,.06);
  opacity: 0;
  animation: pub-stamp .55s cubic-bezier(.2,1.6,.4,1) 3.6s forwards;
}
.pub-stamp small {
  display: block;
  font-size: 8px;
  letter-spacing: .24em;
  color: var(--fum-paper-muted);
  margin-top: 3px;
}
@keyframes pub-stamp {
  0%   { opacity: 0; transform: scale(2.2) rotate(-16deg); }
  60%  { opacity: 1; transform: scale(.95) rotate(-7deg); }
  80%  { transform: scale(1.05) rotate(-7deg); }
  100% { opacity: 1; transform: scale(1) rotate(-7deg); }
}
@keyframes pub-line-in { to { opacity: 1; } }

/* Reveal escalonado del hero */
.pub-reveal { opacity: 0; transform: translateY(14px); animation: pub-reveal .7s ease forwards; }
@keyframes pub-reveal { to { opacity: 1; transform: none; } }

/* ─── Secciones ────────────────────────────────────────────────────── */
.pub-hairline { border-top: 1px solid var(--fum-line); }
.pub-card {
  background: var(--fum-panel);
  border: 1px solid var(--fum-line);
  transition: border-color .25s ease, transform .25s ease;
}
.pub-card:hover { border-color: #4a4a4a; transform: translateY(-3px); }
.pub-card i { color: #ffffff; font-size: 26px; }

.pub-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--fum-secondary);
  border: 1px solid var(--fum-line);
  padding: 9px 16px;
  border-radius: 2px;
}

/* ─── Toggle idioma (privacy) ──────────────────────────────────────── */
.pub-lang button {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: .16em;
  padding: 7px 14px;
  background: transparent;
  color: var(--fum-muted);
  border: 1px solid var(--fum-line);
  cursor: pointer;
}
.pub-lang button.active { background: #ffffff; color: #0a0a0a; border-color: #ffffff; font-weight: 700; }
html[data-lang="es"] .lang-en { display: none; }
html[data-lang="en"] .lang-es { display: none; }

/* ─── Accesibilidad ────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pub-cta, .pub-cta::after { animation: none !important; }
  .pub-reveal, .pub-doc-line, .pub-doc-label, .pub-doc-ok { animation: none !important; opacity: 1 !important; transform: none !important; }
  .pub-scan { display: none; }
  .pub-stamp { animation: none !important; opacity: 1 !important; transform: rotate(-7deg) !important; }
}