body {
  background-color: #f2f2f2;
  font-family: Arial, sans-serif;
  text-align: center;
  margin: 0;
  padding: 30px;
}

/* =========================
   TIPOGRAFÍA GENERAL
========================= */

h1 {
  color: #1a4d8f;
}

h2 {
  margin-top: 30px;
  color: #0c8f3a;
}

p {
  font-size: 18px;
}

.texto-centro {
  text-align: center;
}

.contenido-izquierda {
  text-align: left;
}

/* =========================
   CONTENEDOR GENERAL
========================= */

.contenedor {
  background-color: white;
  width: 900px;
  max-width: 100%;
  margin: 30px auto;
  padding: 20px 30px;
  border-radius: 10px;
  box-sizing: border-box;
}

.contenedor-catalogo {
  width: 1100px;
  max-width: 100%;
}

.contenedor p {
  text-align: left;
  line-height: 1.6;
  margin-bottom: 15px;
}

/* =========================
   BOTONES
========================= */

.boton {
  display: inline-block;
  margin-top: 0;
  background-color: #25D366;
  color: white;
  padding: 18px 40px;
  text-decoration: none;
  font-size: 20px;
  border-radius: 10px;
  font-weight: bold;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.boton:hover {
  background-color: #1ebe5d;
}

/* =========================
   MENÚ PRINCIPAL
========================= */

.menu {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #0c8f3a;
  padding: 0 25px;
  height: 50px;
  width: 900px;
  max-width: 100%;
  margin: 0 auto 30px auto;
  border-radius: 12px;
  box-sizing: border-box;
}

.menu-izquierda {
  display: flex;
  gap: 20px;
  align-items: center;
}

.menu-izquierda a,
.menu-izquierda a:hover,
.menu-izquierda a.activo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  margin: 0;
  padding: 8px 14px;
  min-height: 34px;
  border: 0;
  border-radius: 8px;
  color: white;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  line-height: 1;
  background: transparent;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.menu-izquierda a:hover {
  background-color: rgba(255, 255, 255, 0.12);
}

.menu-izquierda a.activo {
  background-color: rgba(255, 255, 255, 0.2);
}

.menu-derecha {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.logo-menu {
  height: 35px;
  width: auto;
  display: block;
  margin: 0;
}

/* =========================
   PÁGINA EMPRESA / TEXTOS
========================= */

.logo-empresa {
  display: block;
  margin: 20px auto 30px auto;
  max-width: 200px;
  width: 100%;
  height: auto;
}

.titulo-pagina {
  text-align: center;
  margin-bottom: 10px;
}

/* =========================
   PRODUCTOS ANTIGUOS / LEGACY
========================= */

.encabezado-producto {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  width: 120px;
  max-width: 100%;
  height: auto;
}

.producto {
  display: inline-block;
  width: 250px;
  margin: 20px;
  text-align: center;
}

.producto img {
  width: 100%;
  border-radius: 10px;
}

.producto h3 {
  margin: 10px 0;
}

/* =========================
   CATÁLOGO COMPACTO
========================= */

.catalogo-pagina h1 {
  text-align: center;
  margin: 10px 0 25px 0;
  color: #1f4f96;
}

.grilla-productos {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 14px;
  margin-top: 10px;
}

.tarjeta-producto {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tarjeta-producto:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.tarjeta-imagen {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

.tarjeta-contenido {
  padding: 8px 6px 10px 6px;
  text-align: center;
}

.tarjeta-contenido h2 {
  margin: 0;
  font-size: 0.9rem;
  color: #222;
  line-height: 1.2;
}

.tarjeta-proximamente {
  cursor: default;
}

.tarjeta-proximamente:hover {
  transform: none;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

/* =========================
   PRODUCTO SIMPLE LINEAL
========================= */

.producto-pagina {
  max-width: 980px;
  text-align: center;
  padding-top: 10px;
}

.titulo-producto {
  text-align: center;
  margin: 10px 0 20px 0;
  color: #1f4f96;
  font-size: 2.6rem;
}

.producto-imagen-central {
  margin-bottom: 18px;
}

.producto-imagen-central img {
  width: 100%;
  max-width: 620px;
  display: block;
  margin: 0 auto;
  border-radius: 18px;
}

.info-producto-lineal {
  max-width: 700px;
  margin: 0 auto 5px auto;
  text-align: left;
  font-size: 1.15rem;
  line-height: 1.9;
  color: #222;
}

.info-producto-lineal p {
  margin: 0 0 8px 0;
}

.info-producto-lineal strong {
  color: #444;
}

.botones-producto {
  display: flex;
  justify-content: space-between;
  margin-top: 15px;
}

/* =========================
   IMPRESIÓN
========================= */

@media print {
  nav {
    display: none;
  }

  body {
    background-color: white;
    padding: 20px;
  }

  .contenedor {
    width: 100%;
    margin: 0;
    padding: 0;
    box-shadow: none;
    border-radius: 0;
  }

  h1,
  h2,
  h3 {
    color: black;
  }
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 1400px) {
  .grilla-productos {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media (max-width: 1200px) {
  .grilla-productos {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media (max-width: 1000px) {
  .grilla-productos {
    grid-template-columns: repeat(4, 1fr);
  }

  .contenedor,
  .menu,
  .contenedor-catalogo {
    width: 100%;
  }
}

@media (max-width: 850px) {
  .grilla-productos {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .titulo-producto {
    font-size: 2.3rem;
  }

  .producto-imagen-central img {
    max-width: 100%;
  }

  .info-producto-lineal {
    font-size: 1.05rem;
  }

  .botones-producto {
    flex-direction: column;
    gap: 12px;
  }

  .boton {
    width: 100%;
    box-sizing: border-box;
  }
}

@media (max-width: 600px) {
  .grilla-productos {
    grid-template-columns: repeat(2, 1fr);
  }

  body {
    padding: 15px;
  }

  .menu {
    padding: 0 15px;
    height: auto;
    min-height: 50px;
    gap: 10px;
  }

  .menu-izquierda {
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu-derecha {
    margin-left: 15px;
  }
}

.imagen-portada {
  width: 70%;
  max-width: 600px;
  border-radius: 12px;
  margin: 20px auto;
  display: block;
}
.contenedor-catalogo {
  width: 1100px;
  max-width: 100%;
}

.encabezado-instructivo {
  position: relative;
  text-align: center;
  margin-bottom: 30px;
}

.boton-volver {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  
  text-decoration: none;
  font-size: 1.8rem;
  font-weight: bold;

  background-color: #28a745;
  color: white;

  width: 45px;
  height: 45px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 10px;

  transition: all 0.2s ease;
}

.boton-volver:hover {
  background-color: #218838;
  transform: translateY(-50%) scale(1.1);
}