/* ==========================================================================
   NISSI SOFTWARE — Landing Page
   assets/css/landing.css
   Sistema de diseño: azul/amarillo NISSI, tipografía Montserrat
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --azul-nissi: #0B5CAD;
  --azul-profundo: #0A2647;
  --azul-claro: #4FA3E3;
  --amarillo-nissi: #F4C542;
  --amarillo-suave: #FCE29A;
  --blanco: #FFFFFF;
  --gris-oscuro: #1F2937;
  --gris-medio: #5B6472;
  --gris-claro: #F5F7FA;
  --gris-borde: #E4E8EE;

  --gradiente-spark: linear-gradient(100deg, var(--amarillo-nissi) 0%, var(--azul-nissi) 100%);
  --gradiente-salud: linear-gradient(135deg, #0B5CAD 0%, #0A2647 100%);
  --gradiente-turismo: linear-gradient(135deg, #F4C542 0%, #C98A1F 100%);

  --fuente-display: 'Montserrat', sans-serif;
  --fuente-body: 'Montserrat', sans-serif;

  --radio-s: 8px;
  --radio-m: 16px;
  --radio-l: 28px;

  --sombra-card: 0 8px 30px rgba(10, 38, 71, 0.08);
  --sombra-card-hover: 0 16px 40px rgba(10, 38, 71, 0.14);

  --max-width: 1200px;
}

/* ---------- Slider de producto ---------- */
.slider {
  position: relative;
  max-width: 920px;
  margin: 0 auto;
}

.slider__viewport {
  overflow: hidden;
  border-radius: var(--radio-m);
  box-shadow: var(--sombra-card);
  border: 1px solid var(--gris-borde);
}

.slider__pista {
  display: flex;
  transition: transform 0.45s ease;
}

.slider__slide {
  flex: 0 0 100%;
  margin: 0;
}

.slider__slide img {
  width: 100%;
  display: block;
  background: var(--gris-claro);
}

.slider__slide figcaption {
  padding: 16px 22px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--azul-profundo);
  background: var(--blanco);
  border-top: 1px solid var(--gris-borde);
}

.slider__flecha {
  position: absolute;
  top: 42%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--blanco);
  color: var(--azul-profundo);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--sombra-card);
  transition: background 0.15s ease, color 0.15s ease;
}

.slider__flecha:hover { background: var(--azul-nissi); color: var(--blanco); }
.slider__flecha--prev { left: -22px; }
.slider__flecha--next { right: -22px; }

.slider__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.slider__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gris-borde);
  transition: background 0.2s ease, transform 0.2s ease;
}

.slider__dot.activo { background: var(--azul-nissi); transform: scale(1.2); }

/* ---------- Iconos Lucide (utilidades de tamaño) ---------- */
[data-lucide], svg.lucide { display: inline-block; vertical-align: middle; flex-shrink: 0; }
.icono-14 { width: 14px; height: 14px; }
.icono-18 { width: 18px; height: 18px; }
.icono-20 { width: 20px; height: 20px; }
.icono-24 { width: 24px; height: 24px; }
.icono-28 { width: 28px; height: 28px; }
.icono-40 { width: 40px; height: 40px; }

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--fuente-body);
  color: var(--gris-oscuro);
  background: var(--blanco);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

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

.contenedor {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.seccion { padding: 96px 0; }
.seccion--alterna { background: var(--gris-claro); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--azul-nissi);
  margin-bottom: 16px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 3px;
  border-radius: 2px;
  background: var(--gradiente-spark);
  display: inline-block;
}

.titulo-seccion {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--azul-profundo);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.subtitulo-seccion {
  font-size: 1.05rem;
  color: var(--gris-medio);
  max-width: 620px;
  margin-bottom: 48px;
}

.centro { text-align: center; margin-left: auto; margin-right: auto; }

/* ---------- Franja: Especialistas en ---------- */
.franja-especialistas {
  background: var(--gris-claro);
  border-top: 1px solid var(--gris-borde);
  border-bottom: 1px solid var(--gris-borde);
  padding: 22px 0;
}

.franja-especialistas__lista {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 36px;
}

.franja-especialistas__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--azul-profundo);
}

.franja-especialistas__item svg { color: var(--azul-nissi); }

/* ---------- Frase de impacto ---------- */
.frase-impacto {
  padding: 72px 0 60px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFD 100%);
}

.frase-impacto__texto {
  font-family: var(--fuente-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  color: var(--gris-medio);
  line-height: 1.35;
  margin-bottom: 14px;
}

.frase-impacto__texto strong {
  color: var(--azul-profundo);
  font-weight: 800;
}

.frase-impacto__sub {
  font-size: 1rem;
  color: var(--gris-medio);
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- Para quién construimos (segmentos) ---------- */
.segmentos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.tarjeta-segmento {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radio-m);
  padding: 32px 28px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.tarjeta-segmento:hover { transform: translateY(-4px); box-shadow: var(--sombra-card); }

.tarjeta-segmento__icono {
  width: 48px;
  height: 48px;
  border-radius: var(--radio-s);
  background: rgba(11, 92, 173, 0.08);
  color: var(--azul-nissi);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.tarjeta-segmento__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--azul-profundo);
  margin-bottom: 8px;
}

.tarjeta-segmento__desc { color: var(--gris-medio); font-size: 0.92rem; }

/* ---------- Conoce a la fundadora ---------- */
.fundadora {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 44px;
  align-items: center;
}

.fundadora__foto {
  aspect-ratio: 1 / 1;
  border-radius: var(--radio-m);
  border: 1.5px dashed var(--gris-borde);
  background: var(--gris-claro);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--gris-medio);
}

.fundadora__foto svg { color: var(--azul-nissi); opacity: 0.5; }
.fundadora__foto span { font-size: 0.82rem; font-weight: 600; }

.fundadora__nombre {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--azul-profundo);
  margin-bottom: 8px;
}

.fundadora__cargo {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--azul-nissi);
  margin-bottom: 18px;
}

.fundadora__texto {
  color: var(--gris-medio);
  font-size: 1rem;
  max-width: 520px;
}

/* ---------- Botones ---------- */
.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  white-space: nowrap;
}

.boton--primario {
  background: var(--amarillo-nissi);
  color: var(--azul-profundo);
  box-shadow: 0 6px 20px rgba(244, 197, 66, 0.35);
}

.boton--primario:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(244, 197, 66, 0.45);
}

.boton--secundario {
  background: var(--azul-nissi);
  color: var(--blanco);
  box-shadow: 0 6px 20px rgba(11, 92, 173, 0.28);
}

.boton--secundario:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(11, 92, 173, 0.38);
}

.boton--fantasma {
  background: transparent;
  color: var(--azul-nissi);
  border: 1.5px solid var(--azul-nissi);
  padding: 12px 26px;
}

.boton--fantasma:hover {
  background: var(--azul-nissi);
  color: var(--blanco);
}

.boton--bloque { width: 100%; }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gris-borde);
}

.header__interior {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}

.header__logo { display: flex; align-items: center; gap: 12px; min-width: 0; }
.header__logo-icono { height: 46px; width: auto; }
.header__logo-texto {
  font-family: var(--fuente-display);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--azul-profundo);
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.header__logo-texto strong { font-weight: 800; color: var(--azul-nissi); }

.header__nav {
  display: flex;
  gap: 32px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--gris-oscuro);
}

.header__nav a { transition: color 0.15s ease; }
.header__nav a:hover { color: var(--azul-nissi); }

.header__acciones { display: flex; align-items: center; gap: 14px; }

.header__nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
}
.header__nav-toggle span {
  width: 24px;
  height: 2.5px;
  background: var(--azul-profundo);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 88px 0 64px;
  background: linear-gradient(180deg, #F8FAFD 0%, #FFFFFF 100%);
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  position: relative;
}

.hero__eyebrow {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  color: var(--azul-nissi);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hero__badge-paises {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--azul-profundo);
  background: var(--gris-claro);
  border: 1px solid var(--gris-borde);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero__badge-paises svg { color: var(--azul-nissi); }

.hero__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 4.6vw, 3.6rem);
  line-height: 1.08;
  color: var(--azul-profundo);
  letter-spacing: -0.01em;
  margin-bottom: 22px;
}

.hero__titulo span {
  background: var(--gradiente-spark);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__slogan {
  font-family: var(--fuente-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--azul-nissi);
  letter-spacing: 0.01em;
  margin-bottom: 20px;
}

.hero__descripcion {
  font-size: 1.15rem;
  color: var(--gris-medio);
  max-width: 520px;
  margin-bottom: 36px;
}

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

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__visual img {
  width: 100%;
  max-width: 480px;
  cursor: zoom-in;
  transition: transform 0.2s ease;
}

.hero__visual img:hover { transform: scale(1.03); }

/* ---------- Lightbox (zoom de imagen, reutilizable) ---------- */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 38, 71, 0.85);
  backdrop-filter: blur(2px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 32px;
  cursor: zoom-out;
}

.lightbox-overlay.activo { display: flex; }

.lightbox-overlay img {
  max-width: 90vw;
  max-height: 88vh;
  border-radius: var(--radio-m);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.4);
}

.lightbox-overlay__cerrar {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-overlay__cerrar:hover { background: rgba(255, 255, 255, 0.22); }

/* ---------- Ecosistemas ---------- */
.ecosistemas__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.tarjeta-ecosistema {
  position: relative;
  border-radius: var(--radio-l);
  padding: 44px 36px;
  color: var(--blanco);
  overflow: hidden;
  box-shadow: var(--sombra-card);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  isolation: isolate;
}

.tarjeta-ecosistema:hover {
  transform: translateY(-6px);
  box-shadow: var(--sombra-card-hover);
}

.tarjeta-ecosistema--salud { background: var(--gradiente-salud); }
.tarjeta-ecosistema--turismo { background: var(--gradiente-turismo); color: var(--azul-profundo); }

.tarjeta-ecosistema__icono {
  width: 56px;
  height: 56px;
  border-radius: var(--radio-s);
  background: rgba(255, 255, 255, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanco);
  margin-bottom: 22px;
}

.tarjeta-ecosistema--turismo .tarjeta-ecosistema__icono { background: rgba(10, 38, 71, 0.12); color: var(--azul-profundo); }

.tarjeta-ecosistema__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.tarjeta-ecosistema__desc {
  font-size: 0.98rem;
  opacity: 0.92;
  margin-bottom: 26px;
  max-width: 400px;
}

.tarjeta-ecosistema__lista {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.tarjeta-ecosistema__chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.tarjeta-ecosistema--turismo .tarjeta-ecosistema__chip { background: rgba(10, 38, 71, 0.12); }

.tarjeta-ecosistema .boton--primario {
  background: var(--blanco);
  color: var(--azul-profundo);
  box-shadow: none;
}

.tarjeta-ecosistema--turismo .boton--primario {
  background: var(--azul-profundo);
  color: var(--blanco);
}

/* ---------- Plataformas transversales ---------- */
.plataformas__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.tarjeta-plataforma {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radio-m);
  padding: 34px;
  position: relative;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.tarjeta-plataforma:hover { box-shadow: var(--sombra-card); transform: translateY(-4px); }

.tarjeta-plataforma__badge {
  position: absolute;
  top: 22px;
  right: 22px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--azul-nissi);
  background: rgba(11, 92, 173, 0.08);
  padding: 5px 12px;
  border-radius: 999px;
}

.tarjeta-plataforma__icono {
  width: 48px;
  height: 48px;
  border-radius: var(--radio-s);
  background: var(--gradiente-spark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanco);
  margin-bottom: 20px;
}

.tarjeta-plataforma__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--azul-profundo);
  margin-bottom: 10px;
}

.tarjeta-plataforma__desc { color: var(--gris-medio); font-size: 0.95rem; }

/* ---------- Planes ---------- */
.planes__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.tarjeta-plan {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radio-m);
  padding: 36px 30px;
  text-align: center;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.tarjeta-plan:hover { transform: translateY(-4px); box-shadow: var(--sombra-card); }

.tarjeta-plan--destacado {
  border-color: var(--amarillo-nissi);
  background: linear-gradient(180deg, #FFFDF6 0%, #FFFFFF 100%);
  position: relative;
}

.tarjeta-plan--destacado::before {
  content: "Recomendado";
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--amarillo-nissi);
  color: var(--azul-profundo);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 6px 16px;
  border-radius: 999px;
}

.tarjeta-plan__nombre {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--azul-profundo);
  margin-bottom: 8px;
}

.tarjeta-plan__nota { color: var(--gris-medio); font-size: 0.9rem; margin-bottom: 26px; }

/* ---------- Desarrollo personalizado ---------- */
.personalizado {
  background: var(--gradiente-salud);
  border-radius: var(--radio-l);
  padding: 64px 56px;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 40px;
  color: var(--blanco);
  position: relative;
  overflow: hidden;
}

.personalizado::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -120px;
  width: 320px;
  height: 320px;
  background: var(--gradiente-spark);
  opacity: 0.14;
  clip-path: polygon(48% 0%, 60% 38%, 100% 38%, 66% 62%, 78% 100%, 40% 72%, 8% 92%, 22% 52%, 0% 38%, 40% 38%);
}

.personalizado__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin-bottom: 14px;
}

.personalizado__desc { opacity: 0.9; max-width: 480px; }

.personalizado__accion { text-align: right; }

/* ---------- Por qué NISSI ---------- */
.porque__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.chip-capacidad {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--gris-claro);
  border-radius: var(--radio-m);
  padding: 20px 22px;
  transition: background 0.2s ease;
}

.chip-capacidad:hover { background: #EDF2F9; }

.chip-capacidad__icono {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 10px;
  background: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--azul-nissi);
  box-shadow: 0 2px 8px rgba(10, 38, 71, 0.08);
}

.chip-capacidad__texto { font-weight: 600; font-size: 0.95rem; color: var(--azul-profundo); }

/* ---------- Nuestra esencia ---------- */
.esencia {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  background: var(--azul-profundo);
  border-radius: var(--radio-l);
  padding: 64px 56px;
  color: var(--blanco);
}

.esencia__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  margin-bottom: 16px;
}

.esencia__desc { opacity: 0.85; margin-bottom: 28px; max-width: 420px; }

.esencia__lista { display: flex; flex-direction: column; gap: 14px; }

.esencia__item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0.92;
}

.esencia__item::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amarillo-nissi);
}

/* ---------- Contacto ---------- */
.contacto__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.contacto__canales {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.canal-contacto {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radio-m);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.canal-contacto:hover { box-shadow: var(--sombra-card); transform: translateX(4px); }

.canal-contacto__icono {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 10px;
  background: var(--gradiente-spark);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
}

.canal-contacto__titulo { font-weight: 700; color: var(--azul-profundo); font-size: 0.95rem; }
.canal-contacto__valor { font-size: 0.85rem; color: var(--gris-medio); }

/* ---------- Footer ---------- */
.footer {
  background: var(--azul-profundo);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px 0 28px;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer__logo { display: flex; align-items: center; gap: 10px; color: var(--blanco); font-weight: 700; }
.footer__logo img { height: 34px; }

.footer__redes { display: flex; gap: 14px; }

.footer__redes a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.footer__redes a:hover { background: var(--amarillo-nissi); color: var(--azul-profundo); }

.footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
}

.footer__bottom a { opacity: 0.8; }
.footer__bottom a:hover { opacity: 1; }

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 38, 71, 0.55);
  backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
}

.modal-overlay.activo { display: flex; }

.modal {
  background: var(--blanco);
  border-radius: var(--radio-l);
  max-width: 560px;
  width: 100%;
  max-height: 86vh;
  overflow-y: auto;
  padding: 40px;
  position: relative;
  box-shadow: 0 30px 70px rgba(10, 38, 71, 0.35);
  animation: modal-in 0.22s ease;
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal__cerrar {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gris-claro);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gris-oscuro);
  transition: background 0.15s ease;
}

.modal__cerrar:hover { background: var(--gris-borde); }

.modal__eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--azul-nissi);
  margin-bottom: 10px;
}

.modal__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--azul-profundo);
  margin-bottom: 14px;
}

.modal__desc { color: var(--gris-medio); margin-bottom: 24px; }

.modal__lista { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }

.modal__lista-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.94rem;
  color: var(--gris-oscuro);
}

.modal__lista-item .icono-check {
  width: 22px;
  height: 22px;
  min-width: 22px;
  border-radius: 50%;
  background: rgba(11, 92, 173, 0.1);
  color: var(--azul-nissi);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.modal__form { display: flex; flex-direction: column; gap: 14px; }

.modal__form input,
.modal__form textarea,
.modal__form select {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radio-s);
  border: 1px solid var(--gris-borde);
  font-family: inherit;
  font-size: 0.92rem;
  background: var(--gris-claro);
}

.modal__form input:focus,
.modal__form textarea:focus,
.modal__form select:focus {
  outline: 2px solid var(--azul-nissi);
  outline-offset: 1px;
  background: var(--blanco);
}

.modal__planes-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  background: var(--gris-claro);
  padding: 6px;
  border-radius: 999px;
}

.modal__planes-tab {
  flex: 1;
  text-align: center;
  padding: 9px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gris-medio);
  transition: background 0.15s ease, color 0.15s ease;
}

.modal__planes-tab.activo { background: var(--blanco); color: var(--azul-nissi); box-shadow: 0 2px 6px rgba(10,38,71,0.08); }

/* ---------- Nota dentro de modal (usada por plataforma-integral) ---------- */
.modal__nota {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--azul-nissi);
  margin-top: -12px;
  margin-bottom: 20px;
}

/* ---------- Error inline en formularios de modal ---------- */
.modal__form-error {
  font-size: 0.85rem;
  font-weight: 600;
  color: #C0392B;
  background: rgba(192, 57, 43, 0.08);
  padding: 10px 14px;
  border-radius: var(--radio-s);
}

/* ---------- Utilidades de foco / accesibilidad ---------- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--azul-nissi);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ---------- Soluciones: Plataforma Integral / Modular ---------- */
.soluciones__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 920px;
  margin: 0 auto;
}

.tarjeta-solucion {
  position: relative;
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radio-l);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.tarjeta-solucion:hover { transform: translateY(-4px); box-shadow: var(--sombra-card); }

.tarjeta-solucion--destacada {
  border-color: var(--amarillo-nissi);
  background: linear-gradient(180deg, #FFFDF6 0%, #FFFFFF 100%);
  box-shadow: var(--sombra-card);
}

.tarjeta-solucion__badge {
  position: absolute;
  top: -14px;
  left: 36px;
  background: var(--amarillo-nissi);
  color: var(--azul-profundo);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 6px 16px;
  border-radius: 999px;
}

.tarjeta-solucion__titulo {
  font-family: var(--fuente-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--azul-profundo);
  margin-bottom: 10px;
}

.tarjeta-solucion__desc {
  color: var(--gris-medio);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.tarjeta-solucion__lista {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
  flex-grow: 1;
}

.tarjeta-solucion__lista li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--gris-oscuro);
}

.tarjeta-solucion__lista li svg { color: var(--azul-nissi); }

.tarjeta-solucion__nota {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--azul-nissi);
  margin-bottom: 20px;
}

/* ---------- WhatsApp flotante ---------- */
.whatsapp-flotante {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.25);
  z-index: 150;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-flotante:hover {
  transform: scale(1.08);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   Responsive — validado en 1440 / 1024 / 768 / 390
   ========================================================================== */

/* ---- Tablet: 1024px y menos ---- */
@media (max-width: 1024px) {
  .contenedor { padding: 0 20px; }
  .hero { padding: 64px 0 48px; }
  .hero__grid { gap: 40px; }
  .personalizado { padding: 52px 40px; }
  .esencia { padding: 52px 40px; }
}

/* ---- Tablet vertical / donde el layout de 2 columnas ya no respira: 960px ---- */
@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; text-align: center; }
  .hero__descripcion { margin-left: auto; margin-right: auto; }
  .hero__acciones { justify-content: center; }
  .hero__visual { order: -1; }
  .hero__visual img { max-width: 420px; margin: 0 auto; }

  .ecosistemas__grid,
  .plataformas__grid,
  .porque__grid,
  .planes__grid,
  .segmentos__grid,
  .soluciones__grid { grid-template-columns: 1fr; }

  .fundadora { grid-template-columns: 1fr; text-align: center; }
  .fundadora__foto { width: 180px; margin: 0 auto; }
  .fundadora__texto { margin-left: auto; margin-right: auto; }

  .personalizado,
  .esencia,
  .contacto__grid { grid-template-columns: 1fr; }
  .personalizado__accion { text-align: left; }
  .esencia__visual { display: none; }

  /* Menú móvil: hamburguesa visible, nav se convierte en panel desplegable */
  .header__nav-toggle { display: flex; }

  .header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--blanco);
    border-bottom: 1px solid var(--gris-borde);
    box-shadow: 0 16px 28px rgba(10, 38, 71, 0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .header__nav.header__nav--abierto { max-height: 420px; }

  .header__nav a {
    padding: 14px 24px;
    border-bottom: 1px solid var(--gris-borde);
  }

  .header__acciones .boton--primario { padding: 11px 18px; font-size: 0.85rem; }
}

/* ---- Móvil: 640px y menos ---- */
@media (max-width: 640px) {
  .seccion { padding: 56px 0; }
  .contenedor { padding: 0 18px; }

  .titulo-seccion { font-size: clamp(1.5rem, 6vw, 2rem); }
  .subtitulo-seccion { margin-bottom: 32px; }

  /* Botones en bloque en las zonas de conversión principal */
  .hero__acciones { flex-direction: column; width: 100%; }
  .hero__acciones .boton { width: 100%; }

  .personalizado { padding: 36px 24px; text-align: center; }
  .personalizado__accion { text-align: center; }
  .personalizado__accion .boton { width: 100%; }

  .esencia { padding: 36px 24px; text-align: center; }
  .esencia__desc { margin-left: auto; margin-right: auto; }
  .esencia .boton { width: 100%; }

  .tarjeta-ecosistema { padding: 32px 26px; }
  .tarjeta-ecosistema .boton { width: 100%; }

  .franja-especialistas__lista { gap: 10px 20px; }
  .franja-especialistas__item { font-size: 0.82rem; }
  .frase-impacto { padding: 52px 0 44px; }

  .contacto__grid .boton { width: 100%; }

  /* Modal: márgenes laterales y ancho controlado */
  .modal-overlay { padding: 14px; }
  .modal { padding: 28px 22px; max-height: 90vh; }
  .modal__planes-tabs { flex-wrap: wrap; }

  .slider__flecha { width: 36px; height: 36px; }
  .slider__flecha--prev { left: 6px; }
  .slider__flecha--next { right: 6px; }
  .slider__slide figcaption { font-size: 0.85rem; padding: 12px 16px; }

  .whatsapp-flotante { width: 50px; height: 50px; bottom: 16px; right: 16px; }

  /* Header: compactar el CTA aquí (antes estaba en 420px y no cubría celulares
     de ~428-430px de viewport, causando overlap con el logo) */
  .header__interior { padding: 12px 18px; gap: 8px; }
  .header__logo-texto {
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 92px;
  }
  .header__logo-icono { height: 36px; }
  .header__acciones { gap: 8px; }
  .header__acciones .boton--primario { padding: 10px 14px; font-size: 0.8rem; }
  .header__acciones .boton--primario span { display: none; }
  .header__acciones .boton--primario::after { content: "Demo"; }
}

/* ---- Móvil pequeño: 390px de referencia ---- */
@media (max-width: 420px) {
  .hero__titulo { font-size: clamp(1.9rem, 8vw, 2.4rem); }
  .hero__descripcion { font-size: 1rem; }

  .tarjeta-ecosistema__lista { gap: 8px; }
  .tarjeta-ecosistema__chip { font-size: 0.8rem; padding: 6px 12px; }

  .footer__top { flex-direction: column; align-items: flex-start; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}