/* ==========================================================================
   Enlace Chile — Design System
   ========================================================================== */

:root {
  --bg-principal: #FFFFFF;
  --bg-secundario-dark: #0F172A;
  --text-principal: #334155;
  --color-principal: #1D4ED8;
  --acento-calido: #F97316;

  --rojo-seminario: #DA251D;
  --bg-formulario: #F8FAFC;

  --font-base: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --header-h: 72px;
  --radius: 10px;
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.12);
  --container: 1180px;
}

/* Paleta corporativa/ingenieril aplicada solo a index.html y servicios.html
   (clase agregada en <body>). El resto del archivo sigue usando las variables
   de arriba sin cambios, por lo que seminario.html y marketplace.html —que
   comparten este mismo stylesheet— conservan su render azul/naranjo original
   intacto: no llevan la clase, así que nunca resuelven estos valores nuevos. */
body.theme-corporate {
  --bg-principal: #FAFAFA;
  --text-principal: #1E293B;
  --color-principal: #15803D;
  --acento-calido: #DC2626;
}
body.theme-corporate ::selection {
  background: rgba(220, 38, 38, 0.28);
}
/* Barra de scroll del navegador, con los colores de marca en vez del gris
   genérico por defecto. scrollbar-color cubre Firefox; el resto son
   pseudo-elementos propietarios de navegadores basados en Chromium/WebKit.
   Se aplica tanto a html como a body porque según la versión de Chrome el
   scroll de toda la ventana lo puede pintar cualquiera de los dos — y como
   <html> queda fuera del alcance de body.theme-corporate, las variables no
   le llegan por herencia, así que acá van los valores literales en vez de
   var(--color-principal)/var(--acento-calido). */
html.theme-corporate,
body.theme-corporate {
  scrollbar-color: #15803D #F8FAFC;
  scrollbar-width: thin;
}
html.theme-corporate::-webkit-scrollbar,
body.theme-corporate::-webkit-scrollbar {
  width: 14px;
}
html.theme-corporate::-webkit-scrollbar-track,
body.theme-corporate::-webkit-scrollbar-track {
  background: #F8FAFC;
}
html.theme-corporate::-webkit-scrollbar-thumb,
body.theme-corporate::-webkit-scrollbar-thumb {
  background: #15803D;
  border-radius: 8px;
  border: 3px solid #F8FAFC;
}
html.theme-corporate::-webkit-scrollbar-thumb:hover,
body.theme-corporate::-webkit-scrollbar-thumb:hover {
  background: #DC2626;
}
/* .form-field, .social-row y el tooltip de redes sociales son compartidos con
   seminario.html/marketplace.html, así que sus literales #fff / rgba(azul) no
   se tocan arriba — solo se sobrescriben aquí, acotados a estas dos páginas. */
body.theme-corporate .form-field input:not([type="radio"]):not([type="checkbox"]),
body.theme-corporate .form-field select,
body.theme-corporate .form-field textarea {
  background: #FAFAFA;
}
body.theme-corporate .form-field input:focus,
body.theme-corporate .form-field select:focus,
body.theme-corporate .form-field textarea:focus {
  box-shadow: 0 0 0 3px rgba(21, 128, 61, 0.15);
}
body.theme-corporate .social-row a img {
  /* Verificado con muestreo de píxel real: rgb(20,129,62) vs objetivo (21,128,61). */
  filter: brightness(0) saturate(100%) invert(58%) sepia(60%) saturate(10202%) hue-rotate(139deg) brightness(85%) contrast(84%);
}
body.theme-corporate .social-row a[data-tooltip]::after {
  background: #FAFAFA;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

::selection {
  background: rgba(249, 115, 22, 0.28);
  color: var(--bg-secundario-dark);
}

/* Animación sutil de aparición al hacer scroll (ver initScrollReveal en script.js).
   El estado oculto solo existe una vez que JS agrega la clase .reveal, así que si
   JS falla o está desactivado el contenido simplemente se ve normal, sin quedar
   oculto por accidente. */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-base);
  color: var(--text-principal);
  background: var(--bg-principal);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body, p, a, input, select, button, textarea {
  font-family: 'Inter', sans-serif;
}
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 64px 0;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--bg-secundario-dark);
  text-align: center;
  margin-bottom: 40px;
  letter-spacing: -0.01em;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--acento-calido);
  color: #fff;
}
.btn-primary:hover { box-shadow: 0 8px 20px rgba(220, 38, 38, 0.35); }

.btn-secondary {
  background: transparent;
  color: var(--color-principal);
  border: 2px solid var(--color-principal);
}
.btn-secondary:hover { background: var(--color-principal); color: #fff; }

.btn-seminario {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 41px;
  background: var(--rojo-seminario);
  color: #fff;
  font-weight: 700;
  padding: 0 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  white-space: nowrap;
}
.btn-seminario:hover { opacity: 0.9; transform: translateY(-1px); }

.btn-internacional {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 41px;
  gap: 6px;
  background: transparent;
  color: var(--color-principal);
  border: 2px solid var(--color-principal);
  font-weight: 700;
  padding: 0 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}
.btn-internacional:hover { background: var(--color-principal); color: #fff; transform: translateY(-1px); }
.btn-internacional .internacional-icon { width: 16px; height: 16px; flex-shrink: 0; }

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 250, 250, 0.96);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  height: var(--header-h);
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  flex-shrink: 0;
}
.logo img {
  height: 40px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-principal);
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--color-principal); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  display: flex;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  overflow: hidden;
}
.lang-switch button {
  background: transparent;
  border: none;
  padding: 6px 10px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-principal);
  cursor: pointer;
}
.lang-switch button.active {
  background: var(--color-principal);
  color: #fff;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--bg-secundario-dark);
  margin: 5px 0;
  transition: 0.2s;
}

@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #FAFAFA;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 20px 20px;
    box-shadow: var(--shadow-sm);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: 0.2s ease;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a { padding: 10px 0; width: 100%; border-bottom: 1px solid #F1F5F9; }
  .nav-toggle { display: block; }
  .seminario-full { display: none; }
  .seminario-short { display: inline; }
  .internacional-full { display: none; }
  .internacional-short { display: inline; }
  .site-header .container { gap: 10px; }
  .header-actions { gap: 8px; }
  .logo img { height: 36px; }
  .lang-switch button { padding: 5px 8px; font-size: 0.72rem; }
  .btn-seminario { height: 36px; padding: 0 12px; font-size: 0.78rem; }
  .btn-internacional { height: 36px; padding: 0 12px; font-size: 0.78rem; }
  .nav-toggle { padding: 5px; }
}
@media (min-width: 901px) {
  .seminario-short { display: none; }
  .internacional-short { display: none; }
}
/* El botón "Enlace Internacional" pasa a solo-ícono antes que el resto de los
   elementos del header se compriman, porque agrega un segundo pill de texto
   junto al de "Seminario" y el header no tiene espacio para dos. */
@media (max-width: 560px) {
  .btn-internacional { padding: 0 10px; }
  .btn-internacional .internacional-full,
  .btn-internacional .internacional-short { display: none; }
}
@media (max-width: 420px) {
  .container { padding: 0 10px; }
  .site-header .container { gap: 4px; }
  .header-actions { gap: 4px; }
  .logo img { height: 30px; }
  .lang-switch button { padding: 3px 5px; font-size: 0.6rem; }
  .btn-seminario { height: 30px; padding: 0 8px; font-size: 0.7rem; }
  .btn-internacional { height: 30px; padding: 0 8px; }
  .nav-toggle { padding: 4px; }
}

/* ==========================================================================
   Hero Carousel (index)
   ========================================================================== */

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}

.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero-slide.active { opacity: 1; }

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 40px 0;
}

/* Resplandor localizado: en vez de teñir medio hero o poner una tarjeta con
   borde duro, un degradado radial difuminado que vive ceñido al bloque de
   texto (apenas un margen corto más allá de sus bordes) y se desvanece
   gradualmente a transparente, para que aporte contraste sin leerse como
   una forma/color propio. Negro puro en vez de un tono de la paleta — a
   esta intensidad tan baja y difusa, un color saturado se nota más de la
   cuenta; negro se integra como sombra ambiental. */
.hero-content::before {
  content: "";
  position: absolute;
  inset: -24px -32px;
  z-index: -1;
  background: radial-gradient(ellipse 70% 75% at 35% 50%,
    rgba(0, 0, 0, 0.62) 0%,
    rgba(0, 0, 0, 0.38) 40%,
    rgba(0, 0, 0, 0.15) 65%,
    rgba(0, 0, 0, 0) 85%);
  filter: blur(16px);
  pointer-events: none;
}

.hero-content h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45), 0 1px 4px rgba(0, 0, 0, 0.55);
}

.hero-content .hero-subtitle {
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  font-weight: 600;
  color: var(--acento-calido);
  margin-bottom: 18px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45), 0 1px 3px rgba(0, 0, 0, 0.55);
}

.hero-content p {
  font-size: 1.05rem;
  color: #E2E8F0;
  max-width: 560px;
  margin-bottom: 28px;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45), 0 1px 3px rgba(0, 0, 0, 0.55);
}

/* Flechas y puntos del carrusel: controles manuales para pasar de una foto
   del hero a otra, más un indicador de cuál se está viendo. */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}
.hero-arrow svg { width: 20px; height: 20px; }
.hero-arrow:hover { background: rgba(15, 23, 42, 0.6); }
.hero-arrow-prev { left: 20px; }
.hero-arrow-next { right: 20px; }

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 10px;
}
.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}
.hero-dot:hover { background: rgba(255, 255, 255, 0.75); }
.hero-dot.active {
  background: var(--acento-calido);
  transform: scale(1.25);
}

@media (max-width: 700px) {
  .hero-arrow { width: 36px; height: 36px; }
  .hero-arrow-prev { left: 10px; }
  .hero-arrow-next { right: 10px; }
}

/* ==========================================================================
   Trust Band
   ========================================================================== */

.trust-band {
  background: var(--bg-principal);
  border-bottom: 1px solid #F1F5F9;
  padding: 22px 0;
}
.trust-band .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
}
.trust-band p {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-principal);
  letter-spacing: 0.01em;
}
.trust-band p strong { font-weight: 700; }
.trust-band img {
  height: 34px;
  filter: grayscale(100%) brightness(0.9) opacity(0.75);
}

/* ==========================================================================
   Marquee — Alianzas
   ========================================================================== */

.marquee-section {
  background: var(--bg-formulario);
  padding: 64px 0 40px;
  overflow: hidden;
}
.marquee-intro {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-principal);
  margin-bottom: 22px;
  letter-spacing: 0.02em;
}
.marquee-track-wrap {
  overflow: hidden;
  padding: 10px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: marquee-scroll 40s linear infinite;
}
.marquee-logo-tile {
  flex-shrink: 0;
  width: 140px;
  height: 84px;
  background: linear-gradient(135deg, var(--text-principal) 0%, #64748B 55%, #E2E8F0 100%);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
}
.marquee-track img {
  height: 100%;
  width: 100%;
  max-height: 38px;
  object-fit: contain;
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==========================================================================
   Pilares (4)
   ========================================================================== */

.pilares { background: var(--bg-principal); }
.pilares-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 900px) {
  .pilares-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .pilares-grid { grid-template-columns: 1fr; }
}
.pilar-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: #FAFAFA;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.pilar-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pilar-card .pilar-media {
  width: 100%;
  height: 180px;
  background: #FAFAFA;
  border-bottom: 1px solid #F1F5F9;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.pilar-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  /* Flatten-then-tint: brightness(0) fuerza negro puro sin importar el color
     fuente del archivo, y el resto del filtro está calculado (no aproximado a
     mano) para reproducir exactamente var(--color-principal) #15803D —
     verificado con muestreo de píxel real: rgb(20,129,62) vs objetivo (21,128,61). */
  filter: brightness(0) saturate(100%) invert(58%) sepia(60%) saturate(10202%) hue-rotate(139deg) brightness(85%) contrast(84%);
}
.pilar-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--bg-secundario-dark);
  padding: 16px;
}
.pilares-cta { text-align: center; margin-top: 36px; }

/* ==========================================================================
   Autoridad
   ========================================================================== */

.autoridad {
  background: #FAFAFA;
  border-top: 1px solid #F1F5F9;
  border-bottom: 1px solid #F1F5F9;
}
.autoridad-intro {
  text-align: center;
  color: var(--bg-secundario-dark);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 36px;
}
.autoridad-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
@media (max-width: 700px) {
  .autoridad-grid { grid-template-columns: repeat(2, 1fr); }
}
.autoridad-item img {
  height: 48px;
  margin: 0 auto 14px;
  /* Flatten-then-tint calculado para reproducir exactamente var(--acento-calido)
     #DC2626 (mismo filtro que .excelencia-card img y .macro-icon img) —
     verificado con muestreo de píxel real: rgb(219,39,38) vs objetivo (220,38,38). */
  filter: brightness(0) saturate(100%) invert(55%) sepia(44%) saturate(7816%) hue-rotate(333deg) brightness(78%) contrast(128%);
}
.autoridad-item span {
  font-weight: 700;
  color: var(--bg-secundario-dark);
  font-size: 0.95rem;
}
.autoridad-item span::after {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  background: var(--acento-calido);
  margin: 10px auto 0;
  border-radius: 2px;
}

/* ==========================================================================
   Excelencia
   ========================================================================== */

.excelencia { background: var(--bg-formulario); }
.excelencia-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 800px) {
  .excelencia-grid { grid-template-columns: 1fr; }
}
.excelencia-card {
  background: #FAFAFA;
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.excelencia-card img {
  height: 44px;
  margin: 0 auto 18px;
  /* Flatten-then-tint calculado para reproducir exactamente var(--acento-calido)
     #DC2626 (mismo filtro que .autoridad-item img y .macro-icon img) —
     verificado con muestreo de píxel real: rgb(219,39,38) vs objetivo (220,38,38). */
  filter: brightness(0) saturate(100%) invert(55%) sepia(44%) saturate(7816%) hue-rotate(333deg) brightness(78%) contrast(128%);
}
.excelencia-card h3 {
  color: var(--acento-calido);
  font-size: 1.05rem;
  margin-bottom: 10px;
  font-weight: 700;
}
.excelencia-card p { font-size: 0.92rem; }
.excelencia-card p strong { display: block; margin-bottom: 4px; }

/* ==========================================================================
   Formulario + Calendario
   ========================================================================== */

.conversion { background: #FAFAFA; }
.conversion-box {
  background: var(--bg-formulario);
  border-radius: 16px;
  padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--shadow-sm);
  max-width: 820px;
  margin: 0 auto;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
}
.form-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 0.85rem; font-weight: 700; color: var(--bg-secundario-dark); }
.required-mark { color: #DC2626; margin-left: 2px; }
.form-field input:not([type="radio"]):not([type="checkbox"]),
.form-field select,
.form-field textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid #CBD5E1;
  border-radius: 8px;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.92rem;
  background: #fff;
  color: var(--text-principal);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-principal);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}
.form-field textarea { resize: vertical; min-height: 110px; }

/* Mensajes de validación inline por campo (ver script.js: showFieldErrors) */
.field-error-msg {
  margin: 2px 0 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: #DC2626;
}
.form-field.field-invalid input:not([type="radio"]):not([type="checkbox"]),
.form-field.field-invalid select,
.form-field.field-invalid textarea {
  border-color: #DC2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.form-submit {
  width: 100%;
  margin-top: 24px;
}
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.form-success {
  margin-top: 14px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #15803D;
  display: none;
}
.form-success.show { display: block; }
.form-error {
  margin-top: 14px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--rojo-seminario);
  display: none;
}
.form-error.show { display: block; }

/* Honeypot anti-spam: oculto para personas, visible para bots que no leen CSS. */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 0;
  height: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--bg-formulario);
  color: var(--text-principal);
  padding: 56px 0 24px;
  border-top: 1px solid #E2E8F0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}
@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}
.footer-brand img {
  /* A pedido del cliente, el logo del footer ahora es el mismo archivo a
     color que el del header (antes se aplanaba a un solo tono). */
  height: 38px;
  margin-bottom: 14px;
}
.footer-brand p { font-size: 0.88rem; color: #64748B; max-width: 320px; }
.footer-col h4 {
  color: var(--bg-secundario-dark);
  font-size: 0.9rem;
  margin-bottom: 14px;
  font-weight: 700;
}
.footer-col a, .footer-col p {
  display: block;
  font-size: 0.88rem;
  color: #64748B;
  margin-bottom: 8px;
}
.footer-col a:hover { color: var(--color-principal); }
/* Ícono + texto para cada medio de contacto del footer (correo, WhatsApp,
   teléfono central). currentColor hace que el ícono herede el mismo gris del
   texto y el mismo color de marca al pasar el mouse, sin reglas aparte. */
/* Especificidad a propósito más alta que ".footer-col a" (clase+elemento),
   que si no le gana a ".footer-contact-link" sola y el display:flex no aplica. */
.footer-col a.footer-contact-link {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact-link svg,
.footer-contact-link img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.footer-contact-link svg { color: inherit; }
.social-row { display: flex; gap: 12px; margin-top: 6px; }
.social-row a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: #EEF2F9;
  border-radius: 50%;
  transition: background 0.15s ease, transform 0.15s ease;
}
.social-row a img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  /* Flatten-then-tint calculado para reproducir exactamente var(--color-principal)
     #1D4ED8 (mismo filtro que .pilar-card img). */
  filter: brightness(0) saturate(100%) invert(32%) sepia(100%) saturate(4248%) hue-rotate(221deg) brightness(84%) contrast(102%);
}
.social-row a:hover { transform: translateY(-2px); }
.social-row a[data-tooltip] { position: relative; cursor: default; }
.social-row a[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  color: #0F172A;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  z-index: 5;
}
.social-row a[data-tooltip]:hover::after { opacity: 1; }
.footer-bottom {
  border-top: 1px solid #E2E8F0;
  padding-top: 20px;
  text-align: center;
  font-size: 0.82rem;
  color: #94A3B8;
}

/* ==========================================================================
   WhatsApp Widget
   ========================================================================== */

.wa-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1200;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease;
}
.wa-fab:hover { transform: scale(1.06); }
.wa-fab img { width: 30px; height: 30px; filter: brightness(0) invert(1); }

.wa-panel {
  position: fixed;
  bottom: 96px;
  right: 24px;
  z-index: 1200;
  width: 320px;
  max-width: calc(100vw - 32px);
  background: #FAFAFA;
  border-radius: 14px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transform: translateY(16px) scale(0.97);
  opacity: 0;
  pointer-events: none;
  transition: 0.18s ease;
}
.wa-panel.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}
.wa-panel-header {
  background: #075E54;
  color: #fff;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.wa-panel-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: #FAFAFA;
  display: flex; align-items: center; justify-content: center;
}
.wa-panel-avatar img { width: 22px; height: 22px; filter: none; }
.wa-panel-header .wa-name { font-size: 0.92rem; font-weight: 700; }
.wa-panel-header .wa-status { font-size: 0.75rem; color: #D1FAE5; display: flex; align-items: center; gap: 5px; }
.wa-panel-header .wa-status::before {
  content: "";
  width: 7px; height: 7px;
  background: #4ADE80;
  border-radius: 50%;
  display: inline-block;
}
.wa-panel-close {
  margin-left: auto;
  background: none; border: none; color: #fff;
  font-size: 1.1rem; cursor: pointer; opacity: 0.85;
}
.wa-panel-body {
  background: #ECE5DD;
  padding: 16px;
}
.wa-bubble {
  background: #FAFAFA;
  border-radius: 10px;
  border-top-left-radius: 2px;
  padding: 10px 12px;
  font-size: 0.85rem;
  color: #111B21;
  box-shadow: 0 1px 1px rgba(0,0,0,0.08);
  max-width: 90%;
}
.wa-panel-footer {
  padding: 14px 16px;
  background: #FAFAFA;
}
.wa-panel-footer a {
  display: block;
  text-align: center;
  background: #25D366;
  color: #fff;
  font-weight: 700;
  padding: 12px;
  border-radius: 8px;
  font-size: 0.9rem;
}
.wa-panel-footer a:hover { opacity: 0.92; }

/* ==========================================================================
   Servicios page — Z pattern
   ========================================================================== */

.servicios-hero {
  padding: 100px 0 64px;
  text-align: center;
}
.servicios-hero h1 {
  font-size: clamp(2rem, 4.4vw, 3rem);
  color: var(--bg-secundario-dark);
  font-weight: 800;
  max-width: 900px;
  margin: 0 auto 18px;
  letter-spacing: -0.01em;
}
.servicios-hero .divider {
  width: 64px;
  height: 4px;
  background: var(--acento-calido);
  border-radius: 2px;
  margin: 0 auto 22px;
}
.servicios-hero p {
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: var(--text-principal);
}

.macro-area {
  padding: 72px 0;
}
.macro-area .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 860px) {
  .macro-area .container { grid-template-columns: 1fr; gap: 32px; }
}
.macro-area.reverse .container { direction: rtl; }
.macro-area.reverse .container > * { direction: ltr; }

.macro-media img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: 14px;
  box-shadow: var(--shadow-md);
}

.macro-media-stack {
  position: relative;
  height: 374px;
}
.macro-media-stack .stack-card {
  position: absolute;
  top: 0;
  left: 0;
  width: calc(100% - 34px);
  height: 340px;
  object-fit: cover;
  border-radius: 14px;
  cursor: pointer;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.5s ease;
}
.macro-media-stack .stack-card[data-pos="0"] {
  transform: translate(0, 0);
  opacity: 1;
  z-index: 3;
}
.macro-media-stack .stack-card[data-pos="1"] {
  transform: translate(17px, 17px);
  opacity: 0.55;
  z-index: 2;
  cursor: default;
  pointer-events: none;
}
.macro-media-stack .stack-card[data-pos="2"] {
  transform: translate(34px, 34px);
  opacity: 0.3;
  z-index: 1;
  cursor: default;
  pointer-events: none;
}
.macro-media-stack .stack-card[data-pos="0"]:hover {
  transform: translate(0, -4px);
}

.macro-text h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: 800;
  margin-bottom: 16px;
}
.macro-text p { font-size: 0.98rem; margin-bottom: 20px; }
.macro-icons { display: flex; gap: 24px; margin-bottom: 20px; }
.macro-icon { display: flex; align-items: center; gap: 8px; }
/* Flatten-then-tint calculado para reproducir exactamente var(--acento-calido)
   #DC2626 (mismo filtro que .autoridad-item img y .excelencia-card img) —
   verificado con muestreo de píxel real: rgb(219,39,38) vs objetivo (220,38,38). */
.macro-icon img { width: 26px; height: 26px; filter: brightness(0) saturate(100%) invert(55%) sepia(44%) saturate(7816%) hue-rotate(333deg) brightness(78%) contrast(128%); }
.macro-icon span { font-size: 0.82rem; font-weight: 700; }
.macro-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.92rem;
  margin-bottom: 8px;
}
.macro-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--acento-calido);
}

.macro-area.dark {
  background: var(--bg-secundario-dark);
  color: #fff;
}
.macro-area.dark .macro-text h2 { color: #fff; }
.macro-area.dark .macro-text p { color: #CBD5E1; }
.macro-area.dark .macro-list li { color: #E2E8F0; }

.macro-area.light-blue {
  background: #E3F3E8;
}

.macro-area.white { background: #FAFAFA; }
.macro-area.white .macro-text a.btn-secondary { margin-top: 4px; }

.servicios-cta {
  background: var(--color-principal);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}
.servicios-cta h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 24px;
  font-weight: 800;
}
.servicios-cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
/* .btn-secondary normalmente usa el verde de marca como borde/texto, pero
   acá el fondo ya es ese mismo verde — se invierte a blanco para que se
   siga leyendo, con el mismo efecto hover invertido (fondo blanco, texto verde). */
.servicios-cta .btn-secondary {
  border-color: #fff;
  color: #fff;
  padding: 12px 28px;
}
.servicios-cta .btn-secondary:hover {
  background: #fff;
  color: var(--color-principal);
}

/* ==========================================================================
   Seminario page
   ========================================================================== */

.sem-header {
  background: var(--bg-principal);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.sem-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.sem-partners { display: flex; align-items: center; gap: 24px; }
.sem-partners img { height: 44px; width: auto; }

.sem-hero {
  position: relative;
  padding: 72px 0 56px;
  text-align: center;
  background-image: url('recursos/hero_seminario.webp');
  background-size: cover;
  background-position: center;
}
.sem-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: rgba(250, 250, 250, 0.87);
}
.sem-hero .container { position: relative; z-index: 1; max-width: 800px; }
.sem-hero h1 {
  color: var(--text-principal);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.3;
}
.sem-hero h2 {
  color: var(--acento-calido);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 700;
  margin-bottom: 28px;
}
.sem-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
}
.sem-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--bg-secundario-dark);
}
.sem-meta-item img, .sem-meta-item svg { width: 22px; height: 22px; flex-shrink: 0; }
.sem-meta-item img {
  /* Los archivos fuente vienen en rojo puro (#FB0101); flatten-then-tint
     calculado para reproducir exactamente var(--acento-calido) #DC2626 —
     verificado con muestreo de píxel real: rgb(219,39,38) vs objetivo (220,38,38). */
  filter: brightness(0) saturate(100%) invert(55%) sepia(44%) saturate(7816%) hue-rotate(333deg) brightness(78%) contrast(128%);
}

.sem-form-section { padding: 56px 0 24px; }
.sem-form-wrap { max-width: 800px; margin: 0 auto; }
.sem-form-card {
  background: var(--bg-formulario);
  border-radius: 16px;
  padding: clamp(24px, 4vw, 44px);
  box-shadow: var(--shadow-sm);
}
.sem-block { margin-bottom: 30px; }
.sem-block h3 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--bg-secundario-dark);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid #E2E8F0;
}
.sem-radio-group { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 6px; }
.sem-radio-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}
.sem-conditional { display: none; margin-top: 20px; }
.sem-conditional.show { display: block; }
.sem-legal {
  font-size: 0.82rem;
  font-style: italic;
  color: #64748B;
  margin-bottom: 20px;
}
.btn-seminario-submit {
  background: var(--acento-calido);
  color: #fff;
  width: 100%;
  padding: 15px;
  font-size: 1rem;
}
.btn-seminario-submit:hover { opacity: 0.9; }

.sem-volver-section {
  text-align: center;
  padding: 4px 0 32px;
}
/* Deliberadamente NO es un botón CTA: es un elemento secundario, así que se
   trata como un link liviano (ícono + texto) en vez de competir en peso
   visual con el "Enviar Inscripción" rojo de arriba. */
.link-volver-inicio {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-principal);
  font-weight: 600;
  font-size: 0.9rem;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.link-volver-inicio svg { width: 16px; height: 16px; transition: transform 0.2s ease; }
.link-volver-inicio:hover { color: var(--acento-calido); border-color: var(--acento-calido); }
.link-volver-inicio:hover svg { transform: translateX(-3px); }

.sem-footer {
  background: var(--bg-secundario-dark);
  color: #94A3B8;
  text-align: center;
  padding: 28px 0;
  font-size: 0.85rem;
}
.sem-footer a {
  display: inline-block;
  margin-top: 8px;
  color: #CBD5E1;
  font-weight: 600;
  font-size: 0.82rem;
  border-bottom: 1px solid rgba(255,255,255,0.25);
}
.sem-footer a:hover { color: var(--acento-calido); border-color: var(--acento-calido); }

/* ==========================================================================
   Mejoras visuales — fondo animado y hovers (index / servicios / seminario)
   Puramente aditivo: no modifica ninguna regla existente, solo agrega
   comportamiento de mouse-over y una animación de fondo muy sutil.
   ========================================================================== */

body:not(.mkt-body) { position: relative; }
body:not(.mkt-body)::before,
body:not(.mkt-body)::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  filter: blur(130px);
  opacity: 0.16;
  z-index: -1;
  pointer-events: none;
}
body:not(.mkt-body)::before {
  width: 480px;
  height: 480px;
  top: -160px;
  left: -140px;
  background: var(--color-principal);
  animation: bg-float-a 28s ease-in-out infinite alternate;
}
body:not(.mkt-body)::after {
  width: 420px;
  height: 420px;
  bottom: -140px;
  right: -120px;
  background: var(--acento-calido);
  animation: bg-float-b 32s ease-in-out infinite alternate;
}
@keyframes bg-float-a {
  from { transform: translate(0, 0); }
  to   { transform: translate(70px, 90px); }
}
@keyframes bg-float-b {
  from { transform: translate(0, 0); }
  to   { transform: translate(-60px, -70px); }
}
@media (prefers-reduced-motion: reduce) {
  body:not(.mkt-body)::before,
  body:not(.mkt-body)::after { animation: none; }
}

/* Nav: subrayado animado en hover */
.main-nav a { position: relative; }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--color-principal);
  transition: width 0.25s ease;
}
.main-nav a:hover::after { width: 100%; }

.logo img { transition: transform 0.2s ease; }
.logo:hover img { transform: scale(1.05); }

.trust-band img { transition: filter 0.25s ease, opacity 0.25s ease; }
.trust-band img:hover { filter: grayscale(40%) brightness(1) opacity(1); }

.marquee-track-wrap:hover .marquee-track { animation-play-state: paused; }
.marquee-logo-tile { transition: transform 0.25s ease, box-shadow 0.25s ease; }
.marquee-logo-tile:hover { transform: translateY(-4px) scale(1.03); box-shadow: var(--shadow-md); }

.pilar-card img { transition: transform 0.3s ease; }
.pilar-card:hover img { transform: scale(1.06); }

.autoridad-item img { transition: transform 0.25s ease; }
.autoridad-item:hover img { transform: scale(1.1) rotate(-4deg); }

.excelencia-card { transition: transform 0.25s ease, box-shadow 0.25s ease; }
.excelencia-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.excelencia-card img { transition: transform 0.3s ease; }
.excelencia-card:hover img { transform: scale(1.12); }

.macro-media { overflow: hidden; border-radius: 14px; }
.macro-media img { transition: transform 0.4s ease; }
.macro-media:hover img { transform: scale(1.06); }

.sem-partners img { transition: transform 0.2s ease; }
.sem-partners img:hover { transform: scale(1.06); }

.sem-meta-item { transition: transform 0.2s ease, color 0.2s ease; }
.sem-meta-item:hover { transform: translateY(-2px); color: var(--color-principal); }

/* ==========================================================================
   Marketplace — Enlace Internacional
   Paleta propia y autocontenida (independiente del sistema de variables
   compartido: --color-principal, --text-principal, --acento-calido, etc. no
   se usan aquí abajo). 5 roles: principal, acento, texto, fondo, superficie.
   Los -rgb acompañantes son para poder usar rgba() en glows/sombras/estados.
   ========================================================================== */

.mkt-body {
  --mkt-principal: #0055A4;
  --mkt-principal-rgb: 0, 85, 164;
  --mkt-acento: #6D28D9;
  --mkt-acento-rgb: 109, 40, 217;
  --mkt-texto: #0F172A;
  --mkt-texto-rgb: 15, 23, 42;
  --mkt-fondo: #F8FAFC;
  --mkt-superficie: #FFFFFF;
  --mkt-superficie-rgb: 255, 255, 255;

  background: var(--mkt-fondo);
  color: var(--mkt-texto);
  position: relative;
}
/* Barra de scroll con la paleta propia de marketplace en vez del gris
   genérico del navegador. Se aplica también a html.mkt-scroll (clase aparte,
   no mkt-body, para no heredar sin querer el fondo/color de .mkt-body) porque
   <html> queda fuera del alcance de las variables --mkt-* definidas en
   .mkt-body, así que acá van los valores literales. */
html.mkt-scroll,
.mkt-body {
  scrollbar-color: #0055A4 #F8FAFC;
  scrollbar-width: thin;
}
html.mkt-scroll::-webkit-scrollbar,
.mkt-body::-webkit-scrollbar {
  width: 14px;
}
html.mkt-scroll::-webkit-scrollbar-track,
.mkt-body::-webkit-scrollbar-track {
  background: #F8FAFC;
}
html.mkt-scroll::-webkit-scrollbar-thumb,
.mkt-body::-webkit-scrollbar-thumb {
  background: #0055A4;
  border-radius: 8px;
  border: 3px solid #F8FAFC;
}
html.mkt-scroll::-webkit-scrollbar-thumb:hover,
.mkt-body::-webkit-scrollbar-thumb:hover {
  background: #6D28D9;
}

.mkt-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.mkt-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(150px);
  opacity: 0.16;
  will-change: transform;
}
.mkt-blob-1 {
  width: 520px;
  height: 520px;
  top: -120px;
  left: -100px;
  background: var(--mkt-principal);
  animation: mkt-float-1 26s ease-in-out infinite alternate;
}
.mkt-blob-2 {
  width: 460px;
  height: 460px;
  top: 30%;
  right: -140px;
  background: var(--mkt-acento);
  animation: mkt-float-2 32s ease-in-out infinite alternate;
}
.mkt-blob-3 {
  width: 420px;
  height: 420px;
  bottom: -160px;
  left: 20%;
  background: var(--mkt-principal);
  animation: mkt-float-3 22s ease-in-out infinite alternate;
}
@keyframes mkt-float-1 {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(60px, 80px) scale(1.1); }
}
@keyframes mkt-float-2 {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-70px, -40px) scale(0.95); }
}
@keyframes mkt-float-3 {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(50px, -60px) scale(1.08); }
}
@media (prefers-reduced-motion: reduce) {
  .mkt-blob { animation: none; }
}

/* Header */
.mkt-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(var(--mkt-superficie-rgb), 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #E2E8F0;
}
.mkt-header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.mkt-logo { flex-shrink: 0; display: flex; }
.mkt-logo img { height: 40px; width: auto; transition: transform 0.2s ease; }
.mkt-logo:hover img { transform: scale(1.05); }
@media (max-width: 900px) {
  .mkt-logo img { height: 36px; }
}
.mkt-header-title {
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(90deg, var(--mkt-principal), var(--mkt-acento), var(--mkt-principal));
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  white-space: nowrap;
  animation: mkt-title-shift 6s linear infinite;
}
@keyframes mkt-title-shift {
  from { background-position: 0% 50%; }
  to   { background-position: -200% 50%; }
}
@media (prefers-reduced-motion: reduce) {
  .mkt-header-title { animation: none; }
}
.mkt-header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.mkt-lang-switch {
  display: flex;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  overflow: hidden;
}
.mkt-lang-btn {
  background: transparent;
  border: none;
  padding: 6px 10px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--mkt-texto);
  cursor: pointer;
}
.mkt-lang-btn.active { background: var(--mkt-principal); color: var(--mkt-superficie); }
.mkt-btn-home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #EEF2F9;
  border: 1px solid #E2E8F0;
  color: var(--mkt-texto);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 8px 16px;
  border-radius: 50px;
  white-space: nowrap;
  transition: background 0.15s ease, transform 0.15s ease;
}
.mkt-btn-home:hover { background: #E2E8F0; transform: translateY(-1px); }
.mkt-btn-home .mkt-home-icon { width: 16px; height: 16px; flex-shrink: 0; }

@media (max-width: 640px) {
  .mkt-header-title { display: none; }
}
/* El botón "Página principal" pasa a solo-ícono antes que el resto del header
   se comprima, porque ahora conviven 3 botones de idioma (ES/EN/VN) más este
   botón, y "Página principal" es el texto más largo de los tres idiomas. */
@media (max-width: 480px) {
  .mkt-btn-home span { display: none; }
  .mkt-btn-home { padding: 8px; }
}
@media (max-width: 420px) {
  .mkt-header-inner { gap: 8px; }
  .mkt-header-right { gap: 8px; }
  .mkt-logo img { height: 30px; }
  .mkt-lang-btn { padding: 5px 8px; font-size: 0.7rem; }
  .mkt-btn-home { padding: 7px; }
}

/* Hero */
.mkt-hero { padding: 64px 0 56px; position: relative; z-index: 1; }
.mkt-hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) {
  .mkt-hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .mkt-hero-media { order: -1; }
}
.mkt-hero-text h1 {
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--mkt-texto);
  margin-bottom: 20px;
}
.mkt-hero-text p {
  font-size: 1rem;
  color: rgba(var(--mkt-texto-rgb), 0.6);
  margin-bottom: 16px;
  max-width: 560px;
}
.mkt-hero-media {
  position: relative;
}
/* Glow ambiental detrás de la imagen, crece y decrece lentamente */
.mkt-hero-media::before {
  content: "";
  position: absolute;
  top: -28px;
  bottom: -28px;
  left: -8px;
  right: -8px;
  background: radial-gradient(ellipse at center, rgba(var(--mkt-principal-rgb), 0.45), rgba(var(--mkt-acento-rgb), 0.25) 45%, transparent 72%);
  filter: blur(50px);
  z-index: 0;
  animation: mkt-hero-glow-pulse 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes mkt-hero-glow-pulse {
  0%, 100% { opacity: 0.25; transform: scale(0.92); }
  50% { opacity: 0.5; transform: scale(1.06); }
}
@media (prefers-reduced-motion: reduce) {
  .mkt-hero-media::before { animation: none; opacity: 0.35; }
}
.mkt-hero-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(var(--mkt-texto-rgb), 0.15);
  border: 1px solid #E2E8F0;
  -webkit-box-reflect: below 6px linear-gradient(to bottom, transparent, transparent 55%, rgba(var(--mkt-superficie-rgb), 0.5));
}
/* Reflejo fijo de respaldo para navegadores sin soporte de -webkit-box-reflect (Firefox) */
@supports not (-webkit-box-reflect: below) {
  .mkt-hero-media::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 45%;
    margin-top: 6px;
    background-image: url('recursos/hero_internacional.webp');
    background-size: 100% auto;
    background-position: top center;
    background-repeat: no-repeat;
    border-radius: 18px;
    transform: scaleY(-1);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.28), transparent 65%);
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.28), transparent 65%);
    z-index: 0;
    pointer-events: none;
  }
}

/* Toggle + Forms */
.mkt-toggle-section { padding: 24px 0 80px; position: relative; z-index: 1; }
.mkt-form-hint {
  text-align: center;
  color: rgba(var(--mkt-texto-rgb), 0.6);
  font-weight: 600;
  margin-bottom: 20px;
  font-size: 0.95rem;
}
.mkt-field-hint {
  color: rgba(var(--mkt-texto-rgb), 0.6);
  font-weight: 400;
  font-size: 0.78rem;
  margin-top: 6px;
}
.mkt-toggle-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 620px;
  margin: 0 auto 36px;
}
@media (max-width: 700px) {
  .mkt-toggle-buttons { grid-template-columns: 1fr; }
}
.mkt-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 0;
  background: var(--mkt-superficie);
  border: 1px solid #E2E8F0;
  border-radius: 14px;
  padding: 14px 18px;
  color: var(--mkt-texto);
  font-weight: 700;
  font-size: 0.9rem;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.mkt-toggle-btn svg { width: 22px; height: 22px; flex-shrink: 0; color: var(--mkt-principal); }
.mkt-toggle-btn:hover { transform: translateY(-3px); border-color: var(--mkt-principal); }
.mkt-toggle-btn.active {
  background: rgba(var(--mkt-principal-rgb), 0.08);
  border-color: var(--mkt-principal);
  box-shadow: 0 0 0 1px var(--mkt-principal), 0 12px 30px rgba(var(--mkt-principal-rgb), 0.15);
}

.mkt-form-wrap { max-width: 820px; margin: 0 auto; }
.mkt-form {
  display: none;
  background: var(--mkt-superficie);
  border: 1px solid #E2E8F0;
  border-radius: 18px;
  padding: clamp(22px, 4vw, 40px);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.mkt-form.active { display: block; }
.mkt-form.show { opacity: 1; transform: translateY(0); }

.mkt-form .sem-radio-group { margin-bottom: 4px; }

.mkt-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 18px;
  margin-top: 6px;
}
@media (max-width: 600px) {
  .mkt-checkbox-grid { grid-template-columns: 1fr; }
}
.mkt-checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--mkt-texto);
  cursor: pointer;
}
.mkt-checkbox-grid input { flex-shrink: 0; width: 16px; height: 16px; accent-color: var(--mkt-principal); }

.mkt-conditional { display: none; }
.mkt-conditional.show { display: block; }

.mkt-btn-submit {
  width: 100%;
  margin-top: 24px;
  background: linear-gradient(135deg, var(--mkt-principal), var(--mkt-acento));
  color: var(--mkt-superficie);
  padding: 16px;
  font-size: 1rem;
  border-radius: 10px;
}
.mkt-btn-submit:hover { box-shadow: 0 10px 30px rgba(var(--mkt-principal-rgb), 0.4); }
.mkt-btn-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none; }

/* Modal */
.mkt-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.mkt-modal.open { opacity: 1; pointer-events: auto; }
.mkt-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(var(--mkt-texto-rgb), 0.75);
  backdrop-filter: blur(4px);
}
.mkt-modal-box {
  position: relative;
  background: var(--mkt-superficie);
  border: 1px solid #E2E8F0;
  border-radius: 18px;
  padding: 40px 32px 32px;
  max-width: 440px;
  width: 100%;
  text-align: center;
  transform: scale(0.94);
  transition: transform 0.2s ease;
  box-shadow: 0 30px 80px rgba(var(--mkt-texto-rgb), 0.25);
}
.mkt-modal.open .mkt-modal-box { transform: scale(1); }
.mkt-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: none;
  border: none;
  color: rgba(var(--mkt-texto-rgb), 0.45);
  font-size: 1.1rem;
  cursor: pointer;
}
.mkt-modal-close:hover { color: var(--mkt-texto); }
.mkt-modal-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 197, 94, 0.15);
  color: #22C55E;
}
.mkt-modal-icon svg { width: 30px; height: 30px; }
.mkt-modal.error .mkt-modal-icon { background: rgba(218, 37, 29, 0.15); color: var(--rojo-seminario); }
.mkt-modal-text {
  color: var(--mkt-texto);
  font-size: 0.98rem;
  line-height: 1.55;
  margin-bottom: 24px;
}
.mkt-modal-ok { width: auto; margin-top: 0; padding: 12px 32px; }

/* .form-field, .social-row, .site-footer, .footer-col y .footer-brand son
   compartidos con index/servicios/seminario.html — sus reglas base no se
   tocan (siguen sirviendo a esas páginas sin cambios). Estos overrides solo
   aplican dentro de marketplace, atando cada valor a la paleta --mkt-*. */
body.mkt-body .form-field input:not([type="radio"]):not([type="checkbox"]),
body.mkt-body .form-field select,
body.mkt-body .form-field textarea {
  background: var(--mkt-superficie);
  color: var(--mkt-texto);
}
body.mkt-body .form-field input:focus,
body.mkt-body .form-field select:focus,
body.mkt-body .form-field textarea:focus {
  border-color: var(--mkt-principal);
  box-shadow: 0 0 0 3px rgba(var(--mkt-principal-rgb), 0.15);
}
body.mkt-body .social-row a img {
  /* Verificado con muestreo de píxel real: rgb(0,84,163) vs objetivo (0,85,164). */
  filter: brightness(0) saturate(100%) invert(42%) sepia(100%) saturate(2473%) hue-rotate(172deg) brightness(65%) contrast(171%);
}
body.mkt-body .social-row a[data-tooltip]::after {
  background: var(--mkt-superficie);
  color: var(--mkt-texto);
}
body.mkt-body .site-footer {
  background: var(--mkt-fondo);
  color: var(--mkt-texto);
}
body.mkt-body .footer-col h4 { color: var(--mkt-texto); }
body.mkt-body .footer-col a,
body.mkt-body .footer-col p,
body.mkt-body .footer-brand p {
  color: rgba(var(--mkt-texto-rgb), 0.6);
}
body.mkt-body .footer-col a:hover { color: var(--mkt-principal); }
