/* Liberio — web corporativa. Misma identidad que la aplicación (tinta marina
   #17304E, IBM Plex) para que quien pase de esta web a la demo reconozca
   que es el mismo producto, no dos marcas distintas. */

:root {
  --tinta: #17304E;
  --tinta-2: #0F2036;
  --tinta-3: #0A1626;
  --fondo: #F5F7FA;
  --panel: #FFFFFF;
  --panel-alt: #FAFBFC;
  --linea: #E4E9F0;
  --linea-fuerte: #D2DAE4;
  --texto: #1B2A3D;
  --texto-medio: #546480;
  --texto-suave: #8695A8;
  --blanco: #FFFFFF;
  --s1: #7C8798; --s2: #3B7CC4; --s3: #C08A2E; --s4: #D06A2C; --s5: #C0392B;
  --exc: #12876B;
  --radio-sm: 6px; --radio-md: 10px; --radio-lg: 16px;
  --sombra-sm: 0 1px 2px rgba(15,32,54,0.06);
  --sombra-md: 0 4px 16px rgba(15,32,54,0.08);
  --sombra-lg: 0 16px 48px rgba(15,32,54,0.18);
  --fuente: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --fuente-mono: 'IBM Plex Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--fuente); color: var(--texto); background: var(--fondo);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
p { line-height: 1.6; color: var(--texto-medio); }

.contenedor { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ---------- botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--fuente); font-weight: 600; border-radius: var(--radio-sm);
  cursor: pointer; border: none; transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-sm { font-size: 13px; padding: 9px 16px; }
.btn-lg { font-size: 15.5px; padding: 15px 28px; }
.btn-primario { background: var(--tinta); color: #fff; box-shadow: var(--sombra-sm); }
.btn-primario:hover { background: #0F2036; box-shadow: var(--sombra-md); }
.btn-fantasma-claro {
  background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.35);
}
.btn-fantasma-claro:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.55); }

.eyebrow {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .07em;
  text-transform: uppercase; color: var(--s2); margin-bottom: 10px;
}
.eyebrow-claro { color: #8FB8E8; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.9);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--linea); transition: box-shadow .2s;
}
.nav.con-sombra { box-shadow: var(--sombra-sm); }
.nav-interior { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.nav-logo { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 17px; letter-spacing: .06em; color: var(--tinta); }
.nav-enlaces { display: flex; gap: 30px; }
.nav-enlaces a { font-size: 14px; font-weight: 500; color: var(--texto-medio); }
.nav-enlaces a:hover { color: var(--tinta); }
.nav-acciones { display: flex; align-items: center; gap: 14px; }
.nav-burger { display: none; flex-direction: column; gap: 4px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-burger span { width: 20px; height: 2px; background: var(--tinta); border-radius: 2px; }

/* ---------- hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--tinta) 0%, var(--tinta-2) 55%, var(--tinta-3) 100%);
  padding: 76px 0 100px; overflow: hidden; position: relative;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-texto h1 {
  color: #fff; font-size: 42px; line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 20px;
  font-weight: 700;
}
.hero-sub { color: #C7D3E3; font-size: 16.5px; line-height: 1.65; max-width: 520px; margin: 0 0 28px; }
.hero-sub strong { color: #fff; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-chips { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-chips span {
  font-size: 12px; color: #B9C7DB; border: 1px solid rgba(255,255,255,.18);
  padding: 6px 12px; border-radius: 20px; background: rgba(255,255,255,.04);
}

/* panel "captura" del hero */
.hero-panel { perspective: 1200px; }
.panel-ventana {
  background: var(--panel); border-radius: var(--radio-lg); box-shadow: var(--sombra-lg);
  overflow: hidden; transform: rotateY(-6deg) rotateX(2deg); border: 1px solid rgba(255,255,255,.08);
}
.panel-topbar {
  display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: var(--panel-alt);
  border-bottom: 1px solid var(--linea);
}
.dot { width: 9px; height: 9px; border-radius: 50%; }
.dot-r { background: #E4635A; } .dot-a { background: #E8B94E; } .dot-v { background: #5CB86C; }
.panel-url { margin-left: 8px; font-family: var(--fuente-mono); font-size: 11.5px; color: var(--texto-suave); }
.panel-cuerpo { padding: 18px; }
.panel-fila-titulo { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.panel-fila-titulo span:first-child { font-weight: 700; font-size: 14px; color: var(--texto); }
.panel-badge { font-size: 11px; background: color-mix(in srgb, var(--s5) 10%, transparent); color: var(--s5); padding: 4px 9px; border-radius: 20px; font-weight: 600; }
.panel-vuln { display: flex; gap: 12px; align-items: flex-start; padding: 11px 0; border-bottom: 1px solid var(--linea); }
.panel-vuln-texto b { display: block; font-size: 13px; color: var(--texto); margin-bottom: 2px; }
.panel-vuln-texto small { font-size: 11.5px; color: var(--texto-suave); font-family: var(--fuente-mono); }
.pill { flex-shrink: 0; font-size: 10px; font-weight: 700; padding: 3px 8px; border-radius: 4px; margin-top: 2px; }
.pill-crit { background: color-mix(in srgb, var(--s5) 14%, transparent); color: var(--s5); }
.pill-alta { background: color-mix(in srgb, var(--s4) 14%, transparent); color: var(--s4); }
.pill-media { background: color-mix(in srgb, var(--s3) 14%, transparent); color: var(--s3); }
.panel-ia {
  display: flex; gap: 10px; align-items: flex-start; margin-top: 14px; padding: 12px 14px;
  background: var(--panel-alt); border-radius: var(--radio-sm); font-size: 12.5px; color: var(--texto-medio);
  border: 1px solid var(--linea);
}
.panel-ia-punto { width: 8px; height: 8px; border-radius: 50%; background: var(--exc); margin-top: 4px; flex-shrink: 0; box-shadow: 0 0 0 4px color-mix(in srgb, var(--exc) 18%, transparent); }

/* ---------- panel de flujo (hero) ---------- */
.panel-flujo { background: var(--panel); padding: 26px 28px 30px; }
.flujo-cabecera {
  display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600;
  color: var(--texto-suave); text-transform: uppercase; letter-spacing: .03em;
  margin-bottom: 22px;
}
.flujo-lista { position: relative; }
.flujo-paso { display: flex; gap: 16px; align-items: flex-start; position: relative; padding-bottom: 26px; }
.flujo-paso:last-child { padding-bottom: 0; }
.flujo-paso:not(:last-child)::before {
  content: ""; position: absolute; left: 15px; top: 32px; bottom: 0; width: 2px;
  background: var(--linea-fuerte);
}
.flujo-num {
  flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%; background: var(--panel-alt);
  border: 1.5px solid var(--linea-fuerte); color: var(--tinta); font-weight: 700; font-size: 13.5px;
  display: flex; align-items: center; justify-content: center; z-index: 1;
}
.flujo-final .flujo-num { background: color-mix(in srgb, var(--exc) 14%, transparent); border-color: var(--exc); color: var(--exc); }
.flujo-texto { padding-top: 4px; }
.flujo-texto b { display: block; font-size: 14px; color: var(--texto); margin-bottom: 3px; }
.flujo-texto small { font-size: 12.5px; color: var(--texto-suave); }

/* ---------- confianza ---------- */
.confianza { padding: 64px 0 40px; background: var(--fondo); }
.confianza-eyebrow { text-align: center; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--texto-suave); margin-bottom: 24px; }
.confianza-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 48px; }
.confianza-card { background: var(--panel); border: 1px solid var(--linea); border-radius: var(--radio-md); padding: 26px; box-shadow: var(--sombra-sm); }
.confianza-icono { font-size: 22px; margin-bottom: 12px; }
.confianza-card h3 { font-size: 16px; margin: 0 0 8px; color: var(--texto); }
.confianza-card p { font-size: 13.5px; margin: 0; }

.stats-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; background: var(--tinta);
  border-radius: var(--radio-lg); padding: 30px 10px; box-shadow: var(--sombra-md);
}
.stats-strip div { text-align: center; }
.stats-strip b { display: block; font-size: 26px; color: #fff; font-weight: 700; }
.stats-strip span { font-size: 12px; color: #A9BDD6; }

/* ---------- secciones genéricas ---------- */
.seccion { padding: 88px 0; }
.seccion-alt { background: var(--panel-alt); }
.seccion h2 { font-size: 30px; letter-spacing: -0.01em; margin: 0 0 12px; max-width: 640px; }
.seccion-sub { font-size: 15px; max-width: 600px; margin: 0 0 44px; }

/* ---------- roles ---------- */
.roles-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.rol-card { background: var(--panel); border: 1px solid var(--linea); border-radius: var(--radio-md); padding: 24px; box-shadow: var(--sombra-sm); }
.rol-tag {
  display: inline-block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  color: var(--s2); background: color-mix(in srgb, var(--s2) 10%, transparent); padding: 4px 10px; border-radius: 20px; margin-bottom: 14px;
}
.rol-card h3 { font-size: 16px; margin: 0 0 8px; line-height: 1.3; }
.rol-card p { font-size: 13px; margin: 0 0 14px; }
.rol-card ul li { font-size: 12.5px; color: var(--texto-medio); padding: 5px 0 5px 16px; position: relative; border-top: 1px dashed var(--linea); }
.rol-card ul li:first-child { border-top: none; }
.rol-card ul li::before { content: "→"; position: absolute; left: 0; color: var(--s2); }

/* ---------- módulos ---------- */
.modulo-grupo { margin-bottom: 40px; }
.modulo-grupo:last-child { margin-bottom: 0; }
.modulo-grupo-titulo {
  font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em;
  color: var(--tinta); margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid var(--linea-fuerte);
}
.modulo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.modulo-card { background: var(--panel); border: 1px solid var(--linea); border-radius: var(--radio-md); padding: 20px; }
.modulo-card h4 { font-size: 14.5px; margin: 0 0 8px; color: var(--texto); }
.modulo-card p { font-size: 13px; margin: 0; }

/* ---------- fases (Erwin) ---------- */
.fases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.fase { position: relative; padding-top: 8px; }
.fase-num { display: block; font-family: var(--fuente-mono); font-size: 26px; font-weight: 600; color: var(--linea-fuerte); margin-bottom: 10px; }
.fase h4 { font-size: 15px; margin: 0 0 8px; }
.fase p { font-size: 13px; margin: 0; }

/* ---------- privacidad / IA local ---------- */
.privacidad { background: linear-gradient(160deg, var(--tinta) 0%, var(--tinta-2) 100%); padding: 88px 0; color: #fff; }
.privacidad-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.privacidad h2 { font-size: 28px; color: #fff; margin: 0 0 18px; max-width: 460px; }
.privacidad p { color: #C7D3E3; font-size: 14.5px; margin: 0 0 14px; }
.privacidad p b { color: #fff; }
.privacidad-diagrama { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.diagrama-caja {
  width: 100%; max-width: 320px; text-align: center; padding: 14px; border-radius: var(--radio-sm);
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); font-size: 13.5px; font-weight: 500; color: #E4ECF7;
}
.diagrama-destacada { background: rgba(140,180,255,.14); border-color: rgba(140,180,255,.4); color: #fff; font-weight: 700; }
.diagrama-flecha { color: #7C93B8; font-size: 14px; }
.diagrama-nota { margin-top: 10px; font-size: 12px; color: #92A8C9; font-style: italic; }

/* ---------- seguridad (checklist) ---------- */
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.check-item {
  background: var(--panel); border: 1px solid var(--linea); border-radius: var(--radio-sm);
  padding: 14px 18px; font-size: 13.5px; font-weight: 500; color: var(--texto);
}
.check-item::before { color: var(--exc); font-weight: 700; }

/* ---------- CTA final ---------- */
.cta-final { background: var(--tinta-3); padding: 80px 0; }
.cta-final-interior { text-align: center; }
.cta-final h2 { color: #fff; font-size: 30px; margin: 0 0 12px; }
.cta-final p { color: #A9BDD6; font-size: 15px; margin: 0 0 28px; }

/* ---------- footer ---------- */
.footer { background: var(--tinta-3); border-top: 1px solid rgba(255,255,255,.08); padding: 28px 0; }
.footer-interior { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-marca { display: flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: .05em; color: #fff; font-size: 13px; }
.footer p { margin: 0; font-size: 12.5px; color: #7C93B8; }

/* ---------- animación de entrada ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- responsive ---------- */
@media (max-width: 920px) {
  .hero-grid, .privacidad-grid { grid-template-columns: 1fr; }
  .hero-panel { order: -1; }
  .roles-grid { grid-template-columns: repeat(2, 1fr); }
  .confianza-grid { grid-template-columns: 1fr; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .fases-grid { grid-template-columns: repeat(2, 1fr); }
  .check-grid { grid-template-columns: 1fr; }
  .nav-enlaces { display: none; }
  .nav-burger { display: flex; }
}
@media (max-width: 620px) {
  .hero-texto h1 { font-size: 30px; }
  .roles-grid { grid-template-columns: 1fr; }
  .fases-grid { grid-template-columns: 1fr; }
  .seccion { padding: 60px 0; }
  .nav-acciones .btn-sm { padding: 8px 12px; font-size: 12px; }
}