/* ================================
   VARIABLES DE COLOR
   ================================ */
:root {
  --color-primario: #0a4d8c;
  --color-secundario: #0f6fb8;
  --color-fondo: #f5f5f5;
  --color-texto: #ffffff;
  --color-negro: #000000;
}

/* ================================
   ESTILO GENERAL
   ================================ */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: var(--color-fondo);
}

/* ================================
   TITULOS GENERALES
   ================================ */
.titulo {
  margin-top: 8px;
  font-size: 1.2rem;
  text-align: center;
}

.titulo-grid {
  position: absolute;
  bottom: 10px;
  left: 10px;
  color: white;
  font-size: 1.8rem;
  font-weight: bold;
  padding: 5px 10px;
  background: rgba(0,0,0,0.5);
  border-radius: 5px;
  text-shadow: 0 2px 5px rgba(0,0,0,0.7);
  z-index: 2;
}

/* ================================
   HEADER
   ================================ */
header {
  background: linear-gradient(135deg, var(--color-primario), var(--color-secundario));
  padding: 25px 20px 30px;
  color: var(--color-texto);
  display: flex;
  flex-direction: column;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

/* LOGO */
.logo-contenedor {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
}

.logo-img {
  height: 80px;
  width: auto;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.25));
}

.logo-texto {
  display: none;
}

/* ================================
   MENÚ SUPERIOR
   ================================ */
nav {
  width: 100%;
  display: flex;
  justify-content: center;
}

.menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 35px;
  flex-wrap: wrap;
  justify-content: center;
}

.menu a {
  color: var(--color-texto);
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: bold;
  padding: 10px 5px;
  transition: background 0.25s, padding 0.25s;
  letter-spacing: 0.5px;
  border-radius: 4px;
}

.menu a:hover,
.menu a:focus {
  background: rgba(255, 255, 255, 0.15);
  padding: 10px 10px;
}

/* ================================
   SUBMENÚ
   ================================ */
.submenu-parent {
  position: relative;
}

.submenu {
  display: none;
  position: absolute;
  background: white;
  color: black;
  list-style: none;
  padding: 10px 0;
  margin: 0;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 230px;
  border-radius: 10px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.20);
  z-index: 10;
}

.submenu li a {
  display: block;
  padding: 12px 18px;
  color: black;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s;
}

.submenu li a:hover {
  background: #f0f0f0;
}

.submenu-parent:hover .submenu {
  display: block;
}

/* ================================
   HERO
   ================================ */
.hero {
  padding: 40px 20px;
  text-align: center;
  background: #cfe3f5;
}

.hero h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.3;
}

/* ================================
   GRID CENTRAL DE PRODUCTOS
   ================================ */
.menu-central {
  width: 90%;
  margin: 40px auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 20px;
}

.grid-item.cuadrado {
  height: 120px;
}

.grid-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.grid-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}

.grid-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* ================================
   SECCIÓN SEO
   ================================ */
.descripcion-seo {
  position: relative; /* IMPORTANTE para que no desaparezca */
  z-index: 1;
  width: 90%;
  max-width: 1000px;
  margin: 40px auto;
  padding: 25px 30px;
  background-color: #ffffff;
  color: #333333;
  font-size: 1rem;
  line-height: 1.7;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  text-align: justify;
  opacity: 1; /* Visible por defecto */
  transform: translateY(0); /* Para animaciones opcionales */
  transition: all 0.6s ease;
}

/* ================================
   PIE DE PÁGINA
   ================================ */
footer {
  text-align: center;
  padding: 20px;
  background: var(--color-primario);
  color: white;
  margin-top: 40px;
}

footer p a {
  color: #ffffff;
  text-decoration: underline;
}

footer p a:hover {
  color: #ffdd00;
}

/* ================================
   RESPONSIVE (MÓVIL)
   ================================ */
@media (max-width: 768px) {

  header {
    padding: 20px 15px;
  }

  .logo-img {
    height: 60px;
  }

  .menu {
    flex-direction: column;
    gap: 10px;
  }

  .menu a {
    font-size: 1.2rem;
    padding: 12px 10px;
    text-align: center;
  }

  .submenu {
    position: static;
    transform: none;
    border-radius: 5px;
    width: 100%;
    box-shadow: none;
  }

  .submenu li a {
    padding-left: 20px;
  }

  .menu-central {
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 15px;
  }

  .grid-item {
    height: 200px;
  }

  .titulo-grid {
    font-size: 1.4rem;
  }

  .descripcion-seo {
    padding: 15px 15px;
    font-size: 0.95rem;
  }
}
/* ================================
   TABLA COLOR EGIS
   ================================ */
  table {
    border-collapse: collapse;
    width: 100%;
    max-width: 1000px;
    margin: 20px auto;
  }
  th, td {
    border: 1px solid #ccc;
    padding: 10px;
    text-align: center;
    vertical-align: middle;
  }
  th {
    background-color: #e6e6e6;
  }

  .egi-img-container {
    display: inline-block;
    margin: 5px;
    text-align: center;
  }
  .egi-img {
    width: 100px;
    height: auto;
    border-radius: 5px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
  }
  .egi-img:hover {
    transform: scale(1.25);
    box-shadow: 0 0 15px rgba(0,0,0,0.4);
    cursor: pointer;
  }

  .color-label {
    font-size: 10px;
    text-align: center;
    display: block;
    margin-top: 2px;
  }
  
/* ================================
   acerca de
   ================================ */
        .contenido-acerca {
            display: flex;
            justify-content: center;
            padding: 40px 20px;
        }
        .acerca-card {
            max-width: 800px;
            background: #ffffffcc;
            backdrop-filter: blur(4px);
            padding: 30px;
            border-radius: 20px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            line-height: 1.6;
            font-size: 1.1rem;
            text-align: center;
        }
        .acerca-card h3 {
            margin-bottom: 15px;
            font-size: 1.8rem;
            color: #1e4c8f;
        }
		
		
		
/* ================================
   CATEGORIAS SEÑUELOS
   ================================ */
        .hero h2 { display:none; }
        .grid-contenedor {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            padding: 40px;
            max-width: 1200px;
            margin: auto;
        }
        .tarjeta {
            background: #ffffff;
            border-radius: 15px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            overflow: hidden;
            text-align: center;
            transition: transform .3s;
        }
        .tarjeta:hover { transform: scale(1.05); }
        .tarjeta img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .tarjeta h3 {
            padding: 15px;
            font-size: 1.2rem;
        }
        .tarjeta a { color: inherit; text-decoration:none; display:block; }
        .comprar-contenedor {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin: 25px 0 50px;
        }
       .btn-comprar {
    padding: 12px 25px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    text-decoration: none;
    color: white;
    background: linear-gradient(90deg, #ff2e63, #ff1744); /* 🔥 aquí el color */
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transition: transform .15s, box-shadow .15s;
}
.btn-comprar:hover {
    transform: scale(1.06);
    box-shadow: 0 6px 16px rgba(0,0,0,0.25);
}

        .btn-comprar:hover {
            transform: scale(1.06);
            box-shadow: 0 6px 16px rgba(0,0,0,0.25);
        }
		
/* SOLO PARA ESTE ARCHIVO */

/* 4 columnas */
.menu-central {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    width: 90%;
    margin: 40px auto;
}

/* Contenedores del mismo tamaño */
.cuadrado {
    width: 100%;
    aspect-ratio: 1 / 1; /* mantiene forma cuadrada */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-sizing: border-box;
    position: relative;
}

/* Las imágenes NO se distorsionan */
.cuadrado img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* mantiene proporción */
    display: block;
}

/* título sobre imagen */
.titulo-grid {
  position: absolute;
  bottom: 10px;
  left: 10px;
  color: white;
  font-size: 1.6rem;
  font-weight: bold;
  padding: 4px 8px;
  background: rgba(0,0,0,0.45);
  border-radius: 4px;
}
.ocultar-titulo {
    display: none;
}