:root {
  --color-primario: #d9642b;
  --color-primario-oscuro: #b34f1f;
  --color-primario-suave: rgba(217, 100, 43, 0.12);
  --color-fondo: #fdf7f2;
  --color-superficie: #ffffff;
  --color-alterna: #fbf1e8;
  --color-borde: #ece0d6;
  --color-texto: #2e2620;
  --color-texto-suave: #8a7a6e;
  --color-whatsapp: #22b04b;
  --color-whatsapp-oscuro: #1b8c3c;
  --color-error: #c0392b;
  --radio: 16px;
  --radio-sm: 10px;
  --sombra-card: 0 4px 24px rgba(46, 38, 32, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.contenedor {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.contenedorEstrecho {
  max-width: 640px;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 0.75rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.9rem;
  text-align: center;
  margin-bottom: 0.75rem;
}

p {
  color: var(--color-texto-suave);
}

a {
  color: var(--color-primario);
}

.etiquetaSeccion {
  display: block;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primario);
  margin-bottom: 0.6rem;
}

.seccion h2 {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.seccion > .contenedor > p:not([class]) {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

/* --- Cabecera --- */

.cabecera {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(253, 247, 242, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-borde);
}

.cabeceraInterior {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 1.5rem;
}

.logo {
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--color-texto);
  text-decoration: none;
}

.navegacion {
  display: flex;
  gap: 1.75rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.navegacion a {
  color: var(--color-texto);
  text-decoration: none;
}

.navegacion a:hover {
  color: var(--color-primario);
}

.cabeceraAcciones {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.botonMenu {
  display: none;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--color-texto);
  padding: 0.25rem 0.4rem;
}

/* --- Botones --- */

.boton {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.1s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

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

.botonPrimario {
  background: var(--color-primario);
  color: white;
  box-shadow: 0 6px 20px rgba(217, 100, 43, 0.35);
}

.botonPrimario:hover {
  background: var(--color-primario-oscuro);
}

.botonSecundario {
  background: transparent;
  color: var(--color-primario);
  border: 2px solid var(--color-primario);
}

.botonSecundario:hover {
  background: var(--color-primario-suave);
}

.botonWhatsapp {
  background: var(--color-whatsapp);
  color: white;
}

.botonWhatsapp:hover {
  background: var(--color-whatsapp-oscuro);
}

.botonWhatsappCabecera {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

/* --- Hero --- */

.hero {
  padding: 5.5rem 0 4.5rem;
  text-align: center;
}

.insignia {
  display: inline-block;
  background: var(--color-primario-suave);
  color: var(--color-primario-oscuro);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.2vw, 3rem);
  max-width: 780px;
  margin: 0 auto 1.25rem;
}

.heroSubtitulo {
  max-width: 620px;
  margin: 0 auto 2.25rem;
  font-size: 1.08rem;
}

.heroAcciones {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.heroNotas {
  margin: 1.5rem 0 0;
  font-size: 0.85rem;
  color: var(--color-texto-suave);
}

/* --- Secciones --- */

.seccion {
  padding: 5rem 0;
}

.seccionAlterna {
  background: var(--color-alterna);
}

/* --- Cómo funciona --- */

.pasos {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.75rem;
}

.pasos li {
  background: var(--color-superficie);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  box-shadow: var(--sombra-card);
  padding: 1.75rem 1.5rem;
}

.pasoNumero {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: var(--color-primario);
  color: white;
  font-weight: 800;
  margin-bottom: 1rem;
}

.pasos h3 {
  font-size: 1.05rem;
}

.pasos p {
  font-size: 0.92rem;
  margin: 0;
}

/* --- Características / sectores (rejillas de tarjetas) --- */

.rejillaCaracteristicas,
.rejillaSectores {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.tarjetaCaracteristica,
.tarjetaSector {
  background: var(--color-superficie);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  padding: 1.75rem 1.6rem;
}

.iconoCaracteristica,
.iconoSector {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radio-sm);
  background: var(--color-primario-suave);
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.tarjetaCaracteristica h3,
.tarjetaSector h3 {
  font-size: 1.05rem;
}

.tarjetaCaracteristica p,
.tarjetaSector p {
  font-size: 0.92rem;
  margin: 0;
}

.notaSectores {
  text-align: center;
  max-width: 640px;
  margin: 2.5rem auto 0;
  font-size: 0.9rem;
}

/* --- Mockup de conversación --- */

.movil {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

.movilPantalla {
  width: 100%;
  max-width: 360px;
  background: var(--color-superficie);
  border: 10px solid var(--color-texto);
  border-radius: 32px;
  box-shadow: var(--sombra-card);
  overflow: hidden;
}

.movilCabecera {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  background: var(--color-whatsapp);
  color: white;
}

.movilAvatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.movilNombre {
  font-weight: 700;
  font-size: 0.92rem;
}

.movilChat {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  background: #ece5dd;
  min-height: 320px;
}

.burbuja {
  max-width: 82%;
  padding: 0.6rem 0.85rem;
  border-radius: 14px;
  font-size: 0.85rem;
  line-height: 1.4;
}

.burbujaCliente {
  align-self: flex-start;
  background: white;
  color: var(--color-texto);
  border-bottom-left-radius: 4px;
}

.burbujaBot {
  align-self: flex-end;
  background: #dcf8c6;
  color: var(--color-texto);
  border-bottom-right-radius: 4px;
}

/* --- FAQ / acordeón --- */

.acordeon {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.preguntaItem {
  background: var(--color-superficie);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-sm);
  padding: 0.3rem 1.2rem;
}

.preguntaItem summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 0;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.preguntaItem summary::-webkit-details-marker {
  display: none;
}

.preguntaItem summary::after {
  content: "+";
  flex-shrink: 0;
  color: var(--color-primario);
  font-size: 1.3rem;
  font-weight: 700;
  transition: transform 0.15s ease;
}

.preguntaItem[open] summary::after {
  content: "−";
}

.preguntaItem p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

/* --- Formulario de contacto --- */

.contactoSubtitulo {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

#formularioContacto {
  background: var(--color-superficie);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  box-shadow: var(--sombra-card);
  padding: 2rem;
  margin-top: 2rem;
}

#formularioContacto label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 1.1rem;
}

#formularioContacto input,
#formularioContacto select,
#formularioContacto textarea {
  width: 100%;
  margin-top: 0.4rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-texto);
  background: var(--color-fondo);
}

#formularioContacto input:focus,
#formularioContacto select:focus,
#formularioContacto textarea:focus {
  outline: none;
  border-color: var(--color-primario);
  box-shadow: 0 0 0 3px var(--color-primario-suave);
}

#formularioContacto textarea {
  resize: vertical;
}

#formularioContacto button {
  width: 100%;
  cursor: pointer;
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.5rem;
  background: var(--color-primario);
  color: white;
  font-size: 1rem;
  font-weight: 700;
}

#formularioContacto button:hover {
  background: var(--color-primario-oscuro);
}

#formularioContacto button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.accionesFormulario {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.botonHablarBot {
  width: 100%;
  justify-content: center;
  background: var(--color-whatsapp);
  color: white;
  border: none;
}

.botonHablarBot:hover {
  background: var(--color-whatsapp-oscuro);
}

.estadoContacto {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  min-height: 1.2em;
  text-align: center;
}

.estadoContacto.exito {
  color: var(--color-whatsapp-oscuro);
  font-weight: 600;
}

.estadoContacto.error {
  color: var(--color-error);
}

.campoTrampa {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contactoAlternativo {
  text-align: center;
  font-size: 0.88rem;
  margin-top: 1.25rem;
}

/* --- Pie --- */

.pie {
  padding: 3rem 0 1.5rem;
  border-top: 1px solid var(--color-borde);
}

.pieInterior {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding-bottom: 2rem;
}

.logoPie {
  font-size: 1.15rem;
}

.pieTagline {
  margin: 0.4rem 0 0;
  font-size: 0.85rem;
}

.pieEnlaces {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
}

.pieEnlaces a {
  color: var(--color-texto-suave);
  text-decoration: none;
}

.pieEnlaces a:hover {
  color: var(--color-primario);
}

.pieCopy {
  text-align: center;
  font-size: 0.8rem;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-borde);
}

/* --- Responsive --- */

@media (max-width: 760px) {
  .navegacion {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-superficie);
    border-bottom: 1px solid var(--color-borde);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 1rem;
  }

  .navegacion.abierta {
    display: flex;
  }

  .botonMenu {
    display: block;
  }

  .botonWhatsappCabecera {
    display: none;
  }

  .hero {
    padding: 3.5rem 0 3rem;
  }

  .seccion {
    padding: 3rem 0;
  }

  .pieInterior {
    flex-direction: column;
  }

  #formularioContacto input,
  #formularioContacto select,
  #formularioContacto textarea {
    font-size: 16px;
  }
}