/* =========================================================
   ESCUELA HISPANO MEXICANA — Hoja de estilos principal
   Paleta y tipografía basadas en la identidad institucional
   ========================================================= */

:root {
  /* Paleta institucional (extraída del logotipo) */
  --verde-primario: #0A5D5C;
  --verde-oscuro: #073C3B;
  --verde-claro: #548E8D;
  --verde-suave: #E8F2F1;
  --negro: #1A1A1A;
  --blanco: #FFFFFF;
  --gris-claro: #F8F9FA;
  --gris-medio: #7A8580;
  --acento-dorado: #E7C32C;
  --acento-dorado-suave: #FAF3D5;

  /* Tipografía */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Otros */
  --radio-suave: 6px;
  --sombra-suave: 0 8px 24px rgba(14, 75, 62, 0.10);
  --sombra-fuerte: 0 16px 40px rgba(14, 75, 62, 0.18);
  --transicion: 0.3s ease;
  --corte-diagonal: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

/* ---------- Reset básico ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-body);
  overflow-x: hidden;
  color: var(--negro);
  background: var(--blanco);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--verde-oscuro);
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.seccion { padding: 96px 0; }
.seccion--verde { background: var(--verde-suave); }
.seccion--oscura { background: var(--verde-primario); color: var(--blanco); }
.seccion--oscura h2, .seccion--oscura h3 { color: var(--blanco); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acento-dorado);
  margin-bottom: 12px;
  position: relative;
  padding-left: 22px;
}
.eyebrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 8px;
  background: var(--acento-dorado);
  transform: translateY(-50%) skewX(-20deg);
}

.titulo-seccion { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 16px; }
.subtitulo-seccion { max-width: 620px; color: var(--gris-medio); font-size: 1.05rem; }
.seccion--oscura .subtitulo-seccion { color: rgba(255,255,255,0.78); }

.encabezado-seccion { text-align: center; margin: 0 auto 56px; max-width: 720px; }
.encabezado-seccion .subtitulo-seccion { margin: 0 auto; }

/* ---------- Botones ---------- */
.boton {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radio-suave);
  transition: transform var(--transicion), box-shadow var(--transicion), background var(--transicion);
  white-space: nowrap;
}
.boton--primario {
  background: var(--acento-dorado);
  color: var(--verde-oscuro);
}
.boton--primario:hover { background: #d8ac4d; transform: translateY(-2px); box-shadow: var(--sombra-fuerte); }

.boton--secundario {
  background: transparent;
  color: var(--blanco);
  border: 1.5px solid rgba(255,255,255,0.5);
}
.boton--secundario:hover { background: rgba(255,255,255,0.12); border-color: var(--blanco); }

.boton--oscuro {
  background: var(--verde-primario);
  color: var(--blanco);
}
.boton--oscuro:hover { background: var(--verde-claro); transform: translateY(-2px); }

.grupo-botones { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Placeholders de fotografía ---------- */
.foto-placeholder {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(135deg, #EDEEEA 0 12px, #E4E6E0 12px 24px);
  border: 1.5px dashed #B9C2BC;
  border-radius: var(--radio-suave);
  min-height: 220px;
  text-align: center;
  color: var(--gris-medio);
  overflow: hidden;
}
.foto-placeholder__contenido { padding: 16px; }
.foto-placeholder__icono { font-size: 1.8rem; display: block; margin-bottom: 8px; }
.foto-placeholder__texto { font-size: 0.85rem; font-weight: 600; }
.foto-placeholder__medida { font-size: 0.72rem; opacity: 0.7; display: block; margin-top: 4px; }
.foto-placeholder img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: none; }
.foto-placeholder.tiene-imagen img { display: block; }
.foto-placeholder.tiene-imagen .foto-placeholder__contenido { display: none; }

/* =========================================================
   HEADER / NAVEGACIÓN
   ========================================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.0);
  transition: background var(--transicion), box-shadow var(--transicion), padding var(--transicion);
  padding: 18px 0;
}
.header.header--fijo {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 2px 18px rgba(0,0,0,0.06);
  padding: 10px 0;
}
.header__contenedor {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
.header__logo { flex-shrink: 0; }
.header__logo img { height: 46px; width: auto; transition: filter var(--transicion); }
.header__logo--blanco { display: block; }
.header__logo--color { display: none; }
.header--fijo .header__logo--blanco { display: none; }
.header--fijo .header__logo--color { display: block; }

.nav__lista { display: flex; align-items: center; gap: 6px; }
.nav__link {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 10px 16px;
  border-radius: var(--radio-suave);
  color: var(--blanco);
  transition: background var(--transicion), color var(--transicion);
  position: relative;
}
.header--fijo .nav__link { color: var(--verde-oscuro); }
.nav__link:hover { background: rgba(255,255,255,0.15); }
.header--fijo .nav__link:hover { background: var(--verde-suave); }

.nav__item--dropdown { position: relative; }
.nav__submenu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--blanco);
  box-shadow: var(--sombra-fuerte);
  border-radius: var(--radio-suave);
  min-width: 210px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all var(--transicion);
}
.nav__item--dropdown:hover .nav__submenu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.nav__submenu a {
  display: block;
  padding: 10px 14px;
  border-radius: 4px;
  color: var(--verde-oscuro);
  font-family: var(--font-body);
  font-size: 0.9rem;
}
.nav__submenu a:hover { background: var(--verde-suave); }

.nav__cta { margin-left: 8px; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 1100;
}
.nav__toggle span {
  width: 26px; height: 2.5px;
  background: var(--blanco);
  transition: all var(--transicion);
}
.header--fijo .nav__toggle span,
.nav__toggle.activo span { background: var(--verde-oscuro); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: var(--blanco);
  padding-top: 110px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 96%, 0 100%);
}
.hero__fondo {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__fondo .foto-placeholder {
  position: absolute;
  inset: 0;
  min-height: 100%;
  border-radius: 0;
  border: none;
  background:
    repeating-linear-gradient(135deg, #16584A 0 14px, #114439 14px 28px);
  color: rgba(255,255,255,0.8);
}
.hero__fondo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(100deg, rgba(6,51,50,0.94) 0%, rgba(7,60,59,0.86) 32%, rgba(10,93,92,0.55) 62%, rgba(10,93,92,0.32) 100%);
}
.hero__contenedor {
  display: block;
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 24px 80px;
  width: 100%;
  position: relative;
  z-index: 2;
}
.hero__texto-col { max-width: 620px; }
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acento-dorado-suave);
  margin-bottom: 22px;
}
.hero__titulo {
  font-size: clamp(2.3rem, 4.4vw, 3.6rem);
  color: var(--acento-dorado);
  margin-bottom: 22px;
}
.hero__titulo em {
  font-style: normal;
  color: var(--acento-dorado);
}
.hero__slogan-img {
  height: 68px;
  width: auto;
  margin: -6px 0 22px;
  display: block;
}
.hero__texto {
  font-size: 1.08rem;
  color: rgba(255,255,255,0.85);
  max-width: 480px;
  margin-bottom: 34px;
}

.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  z-index: 2;
}
.hero__scroll span {
  width: 1px; height: 34px;
  background: rgba(255,255,255,0.4);
  animation: bajar 1.8s infinite;
}
@keyframes bajar {
  0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
  50% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* =========================================================
   BARRA DE CONFIANZA / CONTADORES
   ========================================================= */
/* =========================================================
   CINTILLO DE NIVELES EDUCATIVOS
   ========================================================= */
.cintillo-niveles {
  background: var(--verde-oscuro);
  position: relative;
  z-index: 3;
}
.cintillo-niveles__lista {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 0;
}
.cintillo-niveles__lista li {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blanco);
  position: relative;
  padding-right: 28px;
}
.cintillo-niveles__lista li::after {
  content: "|";
  position: absolute;
  right: 0;
  color: var(--acento-dorado);
  font-weight: 400;
}
.cintillo-niveles__lista li:last-child { padding-right: 0; }
.cintillo-niveles__lista li:last-child::after { content: none; }

@media (max-width: 600px) {
  .cintillo-niveles__lista { gap: 10px; }
  .cintillo-niveles__lista li { font-size: 0.72rem; padding-right: 16px; }
  .cintillo-niveles__lista li::after { right: -1px; }
}

/* =========================================================
   BARRA DE CONFIANZA
   ========================================================= */
.confianza {
  background: var(--blanco);
  padding: 0;
  position: relative;
  z-index: 3;
}
.confianza__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 40px;
  background: var(--blanco);
  border-radius: var(--radio-suave);
  box-shadow: var(--sombra-fuerte);
  overflow: hidden;
}
.confianza__item {
  padding: 34px 20px;
  text-align: center;
  border-right: 1px solid #EEEEE9;
}
.confianza__item:last-child { border-right: none; }
.confianza__numero {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--verde-primario);
}
.confianza__numero span { color: var(--acento-dorado); }
.confianza__etiqueta {
  font-size: 0.85rem;
  color: var(--gris-medio);
  margin-top: 4px;
}

/* =========================================================
   OFERTA EDUCATIVA
   ========================================================= */
.niveles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.nivel-card {
  position: relative;
  background: var(--blanco);
  border: 1px solid #ECEEE9;
  border-radius: var(--radio-suave);
  padding: 34px 22px 26px;
  transition: transform var(--transicion), box-shadow var(--transicion);
}
.nivel-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 34px; height: 10px;
  background: var(--acento-dorado);
  clip-path: polygon(0 0, 100% 0, 78% 100%, 0% 100%);
}
.nivel-card:hover { transform: translateY(-6px); box-shadow: var(--sombra-suave); }
.nivel-card__icono { font-size: 1.9rem; margin-bottom: 14px; }
.nivel-card__edad {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--acento-dorado);
  display: block;
  margin-bottom: 6px;
}
.nivel-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.nivel-card p { font-size: 0.9rem; color: var(--gris-medio); margin-bottom: 16px; }
.nivel-card__link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--verde-primario);
}
.nivel-card__link:hover { color: var(--acento-dorado); }

/* =========================================================
   DIFERENCIADORES
   ========================================================= */
.diferenciadores {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.diferenciador {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.diferenciador__icono {
  flex-shrink: 0;
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: var(--verde-primario);
  color: var(--blanco);
  clip-path: polygon(15% 0, 100% 0, 85% 100%, 0 100%);
}
.diferenciador__icono svg { width: 24px; height: 24px; }
.diferenciador h3 { font-size: 1.05rem; margin-bottom: 6px; }
.diferenciador p { font-size: 0.9rem; color: var(--gris-medio); }

/* =========================================================
   GALERÍA
   ========================================================= */
.galeria {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 170px;
  gap: 14px;
}
.galeria .foto-placeholder:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.galeria .foto-placeholder:nth-child(4) { grid-column: span 2; }
.galeria .foto-placeholder { border-radius: 4px; }

/* =========================================================
   TESTIMONIOS
   ========================================================= */
.testimonios__carrusel {
  position: relative;
  overflow: hidden;
}
.testimonios__pista {
  display: flex;
  transition: transform 0.5s ease;
}
.testimonio {
  flex: 0 0 100%;
  max-width: 100%;
  padding: 8px;
}
.testimonio__tarjeta {
  background: var(--blanco);
  border-radius: var(--radio-suave);
  padding: 42px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
  box-shadow: var(--sombra-suave);
}
.testimonio__cita {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--verde-oscuro);
  margin-bottom: 22px;
  line-height: 1.4;
}
.testimonio__cita::before { content: "\201C"; color: var(--acento-dorado); }
.testimonio__cita::after { content: "\201D"; color: var(--acento-dorado); }
.testimonio__autor { font-weight: 600; font-family: var(--font-display); font-size: 0.95rem; }
.testimonio__generacion { font-size: 0.82rem; color: var(--gris-medio); }

.testimonios__controles {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}
.testimonios__punto {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #D8DED9;
  transition: background var(--transicion), transform var(--transicion);
}
.testimonios__punto.activo { background: var(--acento-dorado); transform: scale(1.25); }

/* =========================================================
   LOGROS / TIMELINE
   ========================================================= */
.logros {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.logro {
  display: grid;
  grid-template-columns: 120px 1px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.logro:last-child { border-bottom: none; }
.logro__fecha {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--acento-dorado);
  font-size: 1rem;
  padding-top: 2px;
}
.logro__linea { background: rgba(255,255,255,0.2); }
.logro h3 { color: var(--blanco); font-size: 1.05rem; margin-bottom: 6px; }
.logro p { color: rgba(255,255,255,0.75); font-size: 0.92rem; }

/* Accesos a plataformas (Nuestra comunidad en acción) */
.plataformas-acceso { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.plataforma-card {
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radio-suave);
  padding: 24px 26px;
  transition: background var(--transicion), transform var(--transicion), border-color var(--transicion);
}
.plataforma-card:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.3); transform: translateY(-3px); }
.plataforma-card__icono {
  width: 52px; height: 52px; flex-shrink: 0;
  background: var(--acento-dorado); color: var(--verde-oscuro);
  display: flex; align-items: center; justify-content: center;
  clip-path: polygon(15% 0, 100% 0, 85% 100%, 0 100%);
}
.plataforma-card__icono svg { width: 26px; height: 26px; }
.plataforma-card__texto { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--blanco); }
.plataforma-card__flecha { margin-left: auto; color: var(--acento-dorado); font-size: 1.3rem; flex-shrink: 0; }

@media (max-width: 700px) {
  .plataformas-acceso { grid-template-columns: 1fr; }
}

/* =========================================================
   CTA ADMISIONES
   ========================================================= */
.cta-admisiones {
  background: var(--acento-dorado);
  padding: 64px 0;
}
.cta-admisiones__contenedor {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-admisiones h2 { color: var(--verde-oscuro); font-size: clamp(1.5rem, 2.6vw, 2rem); margin-bottom: 8px; }
.cta-admisiones p { color: var(--verde-oscuro); opacity: 0.85; }

/* =========================================================
   CONTACTO / MAPA (usado en home y en contacto.html)
   ========================================================= */
.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contacto-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}
.contacto-info__icono {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--verde-suave);
  color: var(--verde-primario);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}
.contacto-info h4 { font-size: 0.95rem; margin-bottom: 3px; }
.contacto-info p, .contacto-info a { font-size: 0.9rem; color: var(--gris-medio); }
.mapa-embed { border-radius: var(--radio-suave); overflow: hidden; box-shadow: var(--sombra-suave); border: none; }
.mapa-embed iframe { width: 100%; height: 340px; border: 0; display: block; }

/* Formulario */
.formulario { background: var(--gris-claro); padding: 40px; border-radius: var(--radio-suave); }
.campo { margin-bottom: 18px; }
.campo label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--verde-oscuro);
}
.campo input, .campo select, .campo textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid #DDE1DA;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  background: var(--blanco);
  transition: border-color var(--transicion);
}
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none;
  border-color: var(--verde-primario);
}
.campo-fila { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.formulario__estado { margin-top: 14px; font-size: 0.9rem; display: none; }
.boton:disabled { opacity: 0.45; cursor: not-allowed; }
.boton:disabled:hover { transform: none; }
.formulario__nota-pendiente { margin-top: 12px; font-size: 0.85rem; color: var(--gris-medio); }
.formulario__nota-pendiente a { color: var(--verde-primario); font-weight: 600; }
.formulario__estado.exito { display: block; color: var(--verde-primario); font-weight: 600; }
.formulario__estado.error { display: block; color: #B23A3A; font-weight: 600; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--verde-oscuro);
  color: rgba(255,255,255,0.75);
  padding: 72px 0 28px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer__logo img { height: 42px; margin-bottom: 16px; }
.footer__descripcion { font-size: 0.88rem; max-width: 260px; }
.footer h4 {
  color: var(--blanco);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer__lista li { margin-bottom: 11px; font-size: 0.9rem; }
.footer__lista .pendiente { opacity: 0.45; cursor: not-allowed; }
.nav__link--pendiente { opacity: 0.45; cursor: not-allowed; pointer-events: none; }
.footer__lista a:hover { color: var(--blanco); }
.footer__social { display: flex; gap: 10px; margin-top: 16px; }
.footer__social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.85);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transicion), color var(--transicion), transform var(--transicion);
}
.footer__social a svg { width: 18px; height: 18px; }
.footer__social a:hover { background: var(--acento-dorado); color: var(--verde-oscuro); transform: translateY(-2px); }
.footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.8rem;
}
.footer__bottom a { color: rgba(255,255,255,0.75); text-decoration: underline; text-underline-offset: 2px; }
.footer__bottom a:hover { color: var(--acento-dorado); }

/* =========================================================
   BOTÓN FLOTANTE WHATSAPP
   ========================================================= */
.whatsapp-flotante {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 60px; height: 60px;
  background: #25D366;
  color: var(--blanco);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  box-shadow: 0 8px 22px rgba(0,0,0,0.25);
  z-index: 999;
  transition: transform var(--transicion);
  animation: pulso 2.4s infinite;
}
.whatsapp-flotante:hover { transform: scale(1.08); }
@keyframes pulso {
  0% { box-shadow: 0 8px 22px rgba(0,0,0,0.25), 0 0 0 0 rgba(37,211,102,0.5); }
  70% { box-shadow: 0 8px 22px rgba(0,0,0,0.25), 0 0 0 14px rgba(37,211,102,0); }
  100% { box-shadow: 0 8px 22px rgba(0,0,0,0.25), 0 0 0 0 rgba(37,211,102,0); }
}

/* =========================================================
   REVEAL AL SCROLL
   ========================================================= */
[data-revelar] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-revelar].visible { opacity: 1; transform: translateY(0); }

/* =========================================================
   PÁGINAS INTERNAS (nosotros / contacto)
   ========================================================= */
.portada-interna {
  background: linear-gradient(160deg, var(--verde-oscuro) 0%, var(--verde-primario) 100%);
  color: var(--blanco);
  padding: 170px 0 90px;
  text-align: center;
}
.portada-interna h1 { color: var(--blanco); font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 12px; }
.portada-interna .migas { font-size: 0.85rem; color: rgba(255,255,255,0.7); }
.portada-interna .migas a:hover { color: var(--acento-dorado); }

.historia-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.valores-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.valor-card {
  text-align: center;
  padding: 30px 18px;
  background: var(--blanco);
  border-radius: var(--radio-suave);
  box-shadow: var(--sombra-suave);
}
.valor-card__icono {
  width: 52px; height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--verde-suave);
  color: var(--verde-primario);
  display: flex; align-items: center; justify-content: center;
}
.valor-card__icono svg { width: 24px; height: 24px; }
.valor-card h3 { font-size: 1rem; margin-bottom: 6px; }
.valor-card p { font-size: 0.85rem; color: var(--gris-medio); }

/* Misión / Visión */
.mv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.mv-card {
  position: relative;
  background: var(--blanco);
  border-radius: var(--radio-suave);
  padding: 40px;
  box-shadow: var(--sombra-suave);
  overflow: hidden;
}
.mv-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 44px; height: 12px;
  background: var(--acento-dorado);
  clip-path: polygon(0 0, 100% 0, 78% 100%, 0% 100%);
}
.mv-card__icono {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: var(--verde-primario);
  color: var(--blanco);
  clip-path: polygon(15% 0, 100% 0, 85% 100%, 0 100%);
  margin-bottom: 22px;
}
.mv-card__icono svg { width: 26px; height: 26px; }
.mv-card h3 { font-size: 1.3rem; margin-bottom: 14px; }
.mv-card p { color: var(--gris-medio); font-size: 0.98rem; line-height: 1.75; }

.quienes-somos { max-width: 780px; margin: 0 auto; text-align: center; }
.quienes-somos p { color: var(--gris-medio); font-size: 1.05rem; line-height: 1.8; }

.reconocimientos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.reconocimiento {
  padding: 26px 16px;
  border: 1px solid #ECEEE9;
  border-radius: var(--radio-suave);
}
.reconocimiento__icono { margin-bottom: 10px; color: var(--acento-dorado); display: flex; justify-content: center; }
.reconocimiento__icono svg { width: 30px; height: 30px; }
.reconocimiento p { font-size: 0.85rem; color: var(--gris-medio); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
  .confianza__grid { grid-template-columns: repeat(2, 1fr); }
  .confianza__item:nth-child(2) { border-right: none; }
  .niveles { grid-template-columns: repeat(2, 1fr); }
  .diferenciadores { grid-template-columns: repeat(2, 1fr); }
  .galeria { grid-template-columns: repeat(3, 1fr); }
  .contacto-grid { grid-template-columns: 1fr; }
  .historia-grid { grid-template-columns: 1fr; }
  .mv-grid { grid-template-columns: 1fr; }
  .valores-grid { grid-template-columns: repeat(2, 1fr); }
  .reconocimientos { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero__slogan-img { height: 48px; margin-bottom: 16px; }
  .nav__lista {
    position: fixed;
    top: 0; right: -100%;
    width: 82%; max-width: 320px;
    height: 100vh;
    background: var(--blanco);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 28px 40px;
    gap: 4px;
    transition: right var(--transicion);
    box-shadow: -8px 0 30px rgba(0,0,0,0.12);
  }
  .nav__lista.abierto { right: 0; }
  .nav__link { color: var(--verde-oscuro); width: 100%; }
  .nav__item--dropdown .nav__submenu {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; display: none; padding-left: 14px;
  }
  .nav__item--dropdown.abierto .nav__submenu { display: block; }
  .nav__toggle { display: flex; }
  .nav__cta { margin: 16px 0 0; }

  .seccion { padding: 64px 0; }
  .niveles { grid-template-columns: repeat(2, 1fr); }
  .diferenciadores { grid-template-columns: 1fr; }
  .galeria { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 140px; }
  .galeria .foto-placeholder:nth-child(1) { grid-column: span 2; }
  .valores-grid { grid-template-columns: 1fr 1fr; }
  .reconocimientos { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .campo-fila { grid-template-columns: 1fr; }
  .logro { grid-template-columns: 80px 1px 1fr; gap: 16px; }
  .cta-admisiones__contenedor { text-align: center; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   LIGHTBOX (visor de galería a pantalla completa)
   ========================================================= */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(7,60,59,0.94);
  display: none; align-items: center; justify-content: center;
  padding: 60px 20px;
}
.lightbox.activo { display: flex; }
.lightbox__contenido { max-width: 720px; width: 100%; }
.lightbox__contenido .foto-placeholder { min-height: 420px; border-radius: 8px; }
.lightbox__cerrar {
  position: fixed; top: 22px; right: 26px;
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255,255,255,0.12); color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; z-index: 2001; transition: background var(--transicion);
}
.lightbox__cerrar:hover { background: rgba(255,255,255,0.25); }
.lightbox__flecha {
  position: fixed; top: 50%; transform: translateY(-50%);
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(255,255,255,0.12); color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; z-index: 2001; transition: background var(--transicion);
}
.lightbox__flecha:hover { background: rgba(255,255,255,0.25); }
.lightbox__flecha--prev { left: 18px; }
.lightbox__flecha--next { right: 18px; }

/* Mosaico de miniaturas (galería con lightbox) */
.mosaico-galeria { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.mosaico-item {
  position: relative; border: none; padding: 0; margin: 0;
  cursor: pointer; border-radius: 8px; overflow: hidden;
  background: none; display: block; width: 100%; text-align: left;
}
.mosaico-item .foto-placeholder { min-height: 130px; border-radius: 8px; transition: opacity var(--transicion); }
.mosaico-item:hover .foto-placeholder { opacity: 0.82; }
.mosaico-item:last-child:nth-child(odd) { grid-column: span 2; }
.mosaico-item:last-child:nth-child(odd) .foto-placeholder { min-height: 150px; }

@media (max-width: 400px) {
  .header__logo img { height: 38px; }
  .header__contenedor { padding: 0 16px; }
}

@media (max-width: 480px) {
  .mosaico-item:last-child:nth-child(odd) { grid-column: span 1; }
}
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--acento-dorado);
  outline-offset: 2px;
}

/* =========================================================
   ALIANZA / CONVENIO (ej. Oxford Quality)
   ========================================================= */
.alianza-logos {
  display: flex; align-items: center; justify-content: center;
  gap: 26px; flex-wrap: wrap; margin: 8px 0 6px;
}
.alianza-logos img { max-height: 64px; width: auto; }
.alianza-logos__marcador {
  display: flex; align-items: center; justify-content: center;
  height: 64px; padding: 0 22px;
  border: 1.5px dashed #C9CFC9; border-radius: var(--radio-suave);
  font-family: var(--font-display); font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.04em; color: var(--gris-medio); text-align: center;
}
.alianza-logos__separador { font-size: 1.4rem; color: var(--gris-medio); font-weight: 300; }

/* Video destacado centrado (ej. mensaje de dirección) */
.video-destacado { max-width: 760px; margin: 0 auto; }
.video-destacado .foto-placeholder { aspect-ratio: 16 / 9; min-height: 0; border-radius: var(--radio-suave); }
.video-destacado__caption { text-align: center; margin-top: 16px; font-size: 0.9rem; color: var(--gris-medio); }
.video-destacado__caption strong { color: var(--verde-oscuro); }

/* =========================================================
   PLAN DE ESTUDIOS INTERACTIVO (micro-sitios para compartir
   por WhatsApp: materias-preescolar.html, etc.)
   ========================================================= */

.plan-hero {
  background: linear-gradient(155deg, var(--verde-oscuro) 0%, var(--verde-primario) 100%);
  color: var(--blanco);
  padding: 150px 0 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.plan-hero__fondo { position: absolute; inset: 0; z-index: 0; }
.plan-hero__fondo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.plan-hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(155deg, rgba(7,60,59,0.82) 0%, rgba(10,93,92,0.68) 100%);
}
.plan-hero .container { position: relative; z-index: 2; }
.plan-hero .migas { position: relative; z-index: 2; }
.plan-hero .migas a { color: rgba(255,255,255,0.75); }
.plan-hero .migas a:hover { color: var(--acento-dorado); }
.plan-hero__eyebrow {
  position: relative; z-index: 2;
  display: inline-block;
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--acento-dorado-suave); margin: 18px 0 10px;
}
.plan-hero h1 {
  position: relative; z-index: 2;
  color: var(--blanco);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-bottom: 12px;
  opacity: 0; transform: translateY(16px);
  animation: planFadeUp 0.7s ease 0.15s forwards;
}
.plan-hero p {
  position: relative; z-index: 2;
  color: rgba(255,255,255,0.82);
  max-width: 560px; margin: 0 auto;
  opacity: 0; transform: translateY(16px);
  animation: planFadeUp 0.7s ease 0.35s forwards;
}
@keyframes planFadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Selector de año (stepper) */
.plan-stepper {
  max-width: 620px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  position: relative;
}
@media (max-width: 600px) {
  .plan-stepper {
    overflow-x: auto;
    justify-content: flex-start;
    gap: 34px;
    padding: 4px 4px 10px;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
  }
  .plan-stepper::-webkit-scrollbar { height: 4px; }
  .plan-stepper::-webkit-scrollbar-thumb { background: #E7EBE8; border-radius: 3px; }
  .plan-stepper__item { flex-shrink: 0; scroll-snap-align: center; }
  .plan-stepper__linea { display: none; }
}
.plan-stepper__linea {
  position: absolute; left: 0; right: 0; top: 19px;
  height: 3px; background: #E7EBE8; z-index: 0;
  border-radius: 3px; overflow: hidden;
}
.plan-stepper__progreso {
  height: 100%; width: 0%;
  background: var(--acento-dorado);
  transition: width 0.5s ease;
}
.plan-stepper__item {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  cursor: pointer; background: none; border: none;
  font-family: var(--font-body);
}
.plan-stepper__punto {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--blanco); border: 3px solid #E7EBE8;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; color: var(--gris-medio);
  transition: border-color var(--transicion), color var(--transicion), background var(--transicion), transform var(--transicion);
}
.plan-stepper__item.activo .plan-stepper__punto {
  border-color: var(--acento-dorado); background: var(--acento-dorado); color: var(--verde-oscuro);
  transform: scale(1.08);
}
.plan-stepper__item.completado .plan-stepper__punto { border-color: var(--acento-dorado); color: var(--acento-dorado); }
.plan-stepper__etiqueta { font-size: 0.85rem; font-weight: 600; color: var(--gris-medio); transition: color var(--transicion); }
.plan-stepper__item.activo .plan-stepper__etiqueta { color: var(--verde-oscuro); }

/* Tarjetas de campos formativos (expandibles) */
.plan-campos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 54px; }
.plan-campo {
  background: var(--blanco); border: 1px solid #ECEEE9; border-radius: var(--radio-suave);
  overflow: hidden; transition: box-shadow var(--transicion);
}
.plan-campo.abierto { box-shadow: var(--sombra-suave); }
.plan-campo__cabecera {
  width: 100%; display: flex; align-items: center; gap: 16px;
  padding: 22px 24px; background: none; border: none; cursor: pointer; text-align: left;
}
.plan-campo__icono {
  flex-shrink: 0; width: 46px; height: 46px;
  background: var(--verde-suave); color: var(--verde-primario);
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
}
.plan-campo__icono svg { width: 22px; height: 22px; }
.plan-campo__titulo { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; color: var(--verde-oscuro); }
.plan-campo__chevron { margin-left: auto; color: var(--acento-dorado); transition: transform var(--transicion); flex-shrink: 0; }
.plan-campo.abierto .plan-campo__chevron { transform: rotate(180deg); }
.plan-campo__cuerpo { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.plan-campo__lista { padding: 0 24px 22px 86px; }
.plan-campo__lista li { font-size: 0.92rem; color: var(--gris-medio); margin-bottom: 7px; list-style: none; position: relative; }
.plan-campo__lista li::before { content: "—"; color: var(--acento-dorado); position: absolute; left: -18px; }

/* Disciplinas complementarias (solo tercer año) */
.plan-disciplinas {
  margin-top: 22px; padding: 26px; border-radius: var(--radio-suave);
  background: var(--acento-dorado-suave);
  display: none;
  opacity: 0; transform: scale(0.97);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.plan-disciplinas.visible { display: block; }
.plan-disciplinas.animar { opacity: 1; transform: scale(1); }
.plan-disciplinas__titulo {
  font-family: var(--font-display); font-weight: 700; font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: 0.05em; color: var(--verde-oscuro); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.plan-disciplinas__lista { display: flex; flex-wrap: wrap; gap: 10px; }
.plan-disciplinas__lista span {
  background: var(--blanco); color: var(--verde-oscuro);
  font-size: 0.85rem; font-weight: 600; padding: 7px 15px; border-radius: 999px;
}

/* Línea de tiempo (jornada de trabajo) */
.plan-timeline { position: relative; padding-left: 6px; }
.plan-timeline__item {
  display: flex; gap: 20px; padding-bottom: 26px; position: relative;
  opacity: 0; transform: translateX(-14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.plan-timeline__item.visible { opacity: 1; transform: translateX(0); }
.plan-timeline__item::before {
  content: ""; position: absolute; left: 15px; top: 34px; bottom: 0;
  width: 2px; background: #E7EBE8;
}
.plan-timeline__item:last-child::before { display: none; }
.plan-timeline__num {
  flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%;
  background: var(--verde-primario); color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.82rem;
  z-index: 1;
}
.plan-timeline__texto { padding-top: 4px; }
.plan-timeline__texto h4 { font-family: var(--font-display); font-size: 0.95rem; color: var(--verde-oscuro); margin-bottom: 2px; }
.plan-timeline__texto p { font-size: 0.85rem; color: var(--gris-medio); }

/* Checklist (actividades con padres) */
.plan-checklist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.plan-checklist li {
  list-style: none; display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.92rem; color: var(--negro);
  background: var(--blanco); border: 1px solid #ECEEE9; border-radius: 8px; padding: 12px 14px;
}
.plan-checklist li svg { flex-shrink: 0; width: 18px; height: 18px; color: var(--acento-dorado); margin-top: 1px; }

/* Bloque final: incorporación + requisitos + contacto */
.plan-final-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.plan-badge-sev {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--verde-oscuro); color: var(--blanco);
  padding: 10px 18px; border-radius: 999px; font-size: 0.82rem; font-weight: 600;
  margin-bottom: 22px;
}
.plan-badge-sev strong { color: var(--acento-dorado); }

@media (max-width: 700px) {
  .plan-campos { grid-template-columns: 1fr; }
  .plan-campo__lista { padding-left: 24px; }
  .plan-checklist { grid-template-columns: 1fr; }
  .plan-final-grid { grid-template-columns: 1fr; gap: 30px; }
  .plan-stepper__etiqueta { font-size: 0.72rem; }
  .plan-hero { padding: 120px 0 50px; }
}

@media (prefers-reduced-motion: reduce) {
  .plan-hero h1, .plan-hero p { animation: none; opacity: 1; transform: none; }
  .plan-timeline__item { opacity: 1; transform: none; }
}

/* Etiquetas tipo chip reutilizables (ej. jornada de trabajo en planes de estudio) */
.materias-titulo { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--verde-primario); margin: 26px 0 10px; }
.materias-lista { display: flex; flex-wrap: wrap; gap: 9px; }
.materia-chip { display: inline-flex; align-items: center; gap: 6px; background: var(--verde-suave); color: var(--verde-oscuro); font-size: 0.82rem; font-weight: 600; padding: 7px 14px; border-radius: 999px; }
.materia-chip--acento { background: var(--acento-dorado-suave); color: var(--verde-oscuro); }

/* Lista con check (reutilizable en detalles de nivel y planes de estudio) */
.lista-check { margin-top: 18px; }
.lista-check li { display: flex; gap: 10px; margin-bottom: 10px; font-size: 0.92rem; color: var(--gris-medio); }
.lista-check li::before { content: "✓"; color: var(--verde-primario); font-weight: 700; flex-shrink: 0; }

/* Resaltado de materias según el grado/semestre seleccionado */
.plan-campo__lista li { transition: opacity 0.3s ease; }
.plan-campo__lista li.atenuado { opacity: 0.32; }
.plan-campo__lista li .plan-nota {
  display: inline-block; font-size: 0.72rem; color: var(--acento-dorado);
  font-weight: 700; margin-left: 4px;
}

/* Áreas de Formación Propedéutica (Bachillerato) */
.plan-areas { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 30px; }
.plan-area {
  background: var(--blanco); border: 1px solid #ECEEE9; border-radius: var(--radio-suave);
  overflow: hidden;
}
.plan-area__cabecera {
  width: 100%; text-align: left; padding: 20px 22px; background: none; border: none; cursor: pointer;
  display: flex; align-items: center; gap: 12px;
}
.plan-area__titulo { font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; color: var(--verde-oscuro); }
.plan-area__chevron { margin-left: auto; color: var(--acento-dorado); transition: transform var(--transicion); }
.plan-area.abierto .plan-area__chevron { transform: rotate(180deg); }
.plan-area__cuerpo { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.plan-area__semestres { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding: 0 22px 22px; }
.plan-area__semestres h5 { font-family: var(--font-display); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--acento-dorado); margin-bottom: 8px; }
.plan-area__semestres ul { margin: 0; padding: 0; }
.plan-area__semestres li { list-style: none; font-size: 0.86rem; color: var(--gris-medio); margin-bottom: 5px; }

@media (max-width: 700px) {
  .plan-areas { grid-template-columns: 1fr; }
  .plan-area__semestres { grid-template-columns: 1fr; }
}

/* Materia destacada dentro de una lista de campo formativo (ej. Electrónica/Domótica) */
.plan-campo__lista li.destacado { color: var(--acento-dorado); font-weight: 700; }
.plan-campo__subtitulo {
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em; color: var(--acento-dorado);
  margin: 14px 0 6px;
}
.plan-campo__subtitulo:first-child { margin-top: 0; }