:root {
  --pizarra: #2b3e4c;
  --pizarra-oscuro: #1f2e39;
  --celeste: #3a9ad6;
  --verde: #87b867;
  --crema: #fcf2dc;
  --crema-borde: #f4e0b6;
  --texto: #2b3e4c;
  --texto-suave: #5b6b77;
  --fondo-claro: #f5f7f9;
  --borde: #e2e8ed;
  --radio: 14px;
  --sombra: 0 10px 30px rgba(43, 62, 76, 0.1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Manrope', 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--texto);
  background: #fff;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.contenedor {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

/* Aviso de sitio en construcción */
.construccion {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.65rem 1.25rem;
  background: var(--crema);
  border-bottom: 1px solid var(--crema-borde);
  color: #6b4e16;
  font-size: 0.92rem;
  text-align: center;
}

.construccion svg {
  flex: none;
  width: 1.15rem;
  height: 1.15rem;
  fill: #d08a12;
}

/* Cabecera */
.cabecera {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--borde);
}

.cabecera__fila {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.6rem;
}

.marca {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.marca img {
  width: 58px;
}

.marca__texto {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.marca__titulo {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.01em;
}

.marca__sub {
  font-size: 0.82rem;
  color: var(--texto-suave);
}

.menu {
  display: flex;
  gap: 0.25rem;
}

.menu a {
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background-color 0.2s;
}

.menu a:hover,
.menu a:focus-visible {
  background: var(--fondo-claro);
}

/* Portada */
.portada {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 20%, rgba(58, 154, 214, 0.12), transparent 45%),
    linear-gradient(180deg, #fff 0%, var(--fondo-claro) 100%);
}

.portada::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 6px;
  background: linear-gradient(90deg, var(--pizarra) 0 40%, var(--celeste) 40% 75%, var(--verde) 75% 100%);
}

.portada__fila {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 3rem;
  padding-block: 4.5rem 5rem;
}

.etiqueta {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: rgba(58, 154, 214, 0.12);
  color: #1f6fa3;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.portada h1 {
  margin: 0;
  font-size: clamp(2.1rem, 4.5vw, 3.3rem);
  line-height: 1.1;
  font-weight: 800;
  color: var(--pizarra);
}

.portada__bajada {
  margin: 1.1rem 0 2rem;
  max-width: 34rem;
  font-size: 1.12rem;
  color: var(--texto-suave);
}

.portada__acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.portada__logo img {
  width: min(420px, 100%);
  margin-inline: auto;
  filter: drop-shadow(0 18px 30px rgba(43, 62, 76, 0.12));
}

.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.4rem;
  border-radius: 10px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s, background-color 0.2s, box-shadow 0.2s;
}

.boton:hover {
  transform: translateY(-1px);
}

.boton--principal {
  background: var(--pizarra);
  color: #fff;
  box-shadow: 0 8px 20px rgba(43, 62, 76, 0.25);
}

.boton--principal:hover {
  background: var(--pizarra-oscuro);
}

.boton--secundario {
  border: 2px solid var(--pizarra);
  color: var(--pizarra);
}

/* Secciones */
.seccion {
  padding-block: 4.5rem;
}

.seccion--clara {
  background: var(--fondo-claro);
}

.seccion__titulo {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
}

.seccion__titulo::after {
  content: '';
  display: block;
  width: 56px;
  height: 4px;
  margin-top: 0.6rem;
  border-radius: 2px;
  background: var(--celeste);
}

.seccion__bajada {
  margin: 1rem 0 2.25rem;
  color: var(--texto-suave);
  max-width: 40rem;
}

/* Aplicaciones */
.apps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

.app {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  background: #fff;
  text-decoration: none;
  box-shadow: var(--sombra);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

a.app:hover,
a.app:focus-visible {
  transform: translateY(-3px);
  border-color: var(--celeste);
  box-shadow: 0 16px 36px rgba(43, 62, 76, 0.16);
}

.app--pronto {
  border-style: dashed;
  background: transparent;
  box-shadow: none;
  color: var(--texto-suave);
}

.app__icono {
  flex: none;
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 12px;
  background: var(--pizarra);
}

.app__icono svg {
  width: 1.7rem;
  height: 1.7rem;
  fill: #fff;
}

.app--pronto .app__icono {
  background: var(--borde);
}

.app--pronto .app__icono svg {
  fill: var(--texto-suave);
}

.app__cuerpo {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.app__titulo {
  font-size: 1.15rem;
  font-weight: 800;
}

.app__texto {
  color: var(--texto-suave);
  font-size: 0.95rem;
}

.app__enlace {
  margin-top: 0.4rem;
  color: #1f6fa3;
  font-weight: 700;
  font-size: 0.92rem;
}

/* Contacto */
.contactos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.contacto {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  background: #fff;
  text-decoration: none;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.contacto:hover,
.contacto:focus-visible {
  transform: translateY(-2px);
  border-color: var(--celeste);
  box-shadow: var(--sombra);
}

.contacto__icono {
  flex: none;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--pizarra);
}

.contacto__icono svg {
  width: 1.35rem;
  height: 1.35rem;
  fill: #fff;
}

.contacto__icono--whatsapp {
  background: #25d366;
}

.contacto__icono--facebook {
  background: #1877f2;
}

.contacto__titulo {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--texto-suave);
}

.contacto__dato {
  display: block;
  font-weight: 700;
  overflow-wrap: break-word;
}

.contacto__detalle {
  display: block;
  font-size: 0.88rem;
  color: var(--texto-suave);
}

/* Pie */
.pie {
  border-top: 1px solid var(--borde);
  background: #fff;
}

.pie__fila {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding-block: 2rem 1.75rem;
  text-align: center;
}

.pie__institucional {
  width: 90vw;
  max-width: 90vw;
}

.pie__institucional img {
  width: 100%;
  margin: 0.5rem auto 1.25rem;
}

.pie__texto {
  margin: 0;
  color: var(--texto-suave);
  font-size: 0.9rem;
}

.pie__texto--chico {
  font-size: 0.8rem;
}

:focus-visible {
  outline: 3px solid rgba(58, 154, 214, 0.6);
  outline-offset: 2px;
}

@media (max-width: 820px) {
  .portada__fila {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-block: 2.5rem 3.5rem;
    text-align: center;
  }

  .portada__logo {
    order: -1;
  }

  .portada__logo img {
    width: min(260px, 70%);
  }

  .portada__bajada {
    margin-inline: auto;
  }

  .portada__acciones {
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .marca__sub {
    display: none;
  }

  .menu a {
    padding: 0.45rem 0.6rem;
    font-size: 0.9rem;
  }

  .seccion {
    padding-block: 3.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
  }
}