/* --- ESTILOS GENERALES Y CONFIGURACIÓN --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f8f9fa;
  color: #333;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

/* --- HEADER Y NAVEGACIÓN --- */
.sticky-header {
  position: sticky;
  top: 0;
  background-color: #ffffff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  padding: 15px 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 25px;
}

.nav-links a {
  text-decoration: none;
  color: #555;
  font-weight: 600;
  transition: color 0.3s;
}

.nav-links a:hover, .nav-links a.active {
  color: #12007a;
}

/* --- SECCIÓN CATÁLOGO (TEXTOS) --- */
.catalogo-section {
  padding: 60px 0;
  flex: 1;
}

.badge-industrial {
  background-color: #e1ecf4;
  color:#12007a;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: bold;
  letter-spacing: 1px;
  display: inline-block;
  margin-bottom: 15px;
}

.catalogo-title {
  font-size: 2.5rem;
  color: #1a1a1a;
  margin-bottom: 10px;
}

.catalogo-subtitle {
  font-size: 1.1rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto 40px auto;
}

/* --- ESTRUCTURA LAYOUT (FILTRO FIJO + CATALOGO SCROLL) --- */
.layout-catalogo {
  display: flex;
  flex-direction: column;
  gap: 30px;
  margin-top: 40px;
  text-align: left;
}

/* En Desktop, el filtro se engancha a la pantalla mientras bajan los productos */
@media (min-width: 992px) {
  .layout-catalogo {
    flex-direction: row;
    align-items: flex-start;
  }

  .filtro-lateral {
    width: 260px;
    position: sticky;
    top: 90px; /* Deja espacio para el menú principal de arriba */
    flex-shrink: 0;
    z-index: 10;
  }

  .productos-grid {
    flex-grow: 1;
    margin-top: 0;
  }
}

/* --- DISEÑO DEL FILTRO LATERAL --- */
.filtro-lateral {
  background: #ffffff;
  padding: 22px;
  border-radius: 12px;
  border: 1px solid #eef0f2;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.filtro-lateral h3 {
  font-size: 1.05rem;
  color: #12007a;
  margin-bottom: 15px;
  border-bottom: 2px solid #e1ecf4;
  padding-bottom: 8px;
  font-weight: 700;
}

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

.filtro-label {
  font-size: 0.95rem;
  color: #333;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.filtro-label input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: #12007a;
  cursor: pointer;
}

/* --- BUSCADOR INTERNO --- */
.buscador-contenedor {
  margin-bottom: 5px;
}

.input-buscar-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

#buscador-nombre {
  width: 100%;
  padding: 10px 35px 10px 12px;
  border: 2px solid #ddd;
  border-radius: 6px;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s;
}

#buscador-nombre:focus {
  border-color: #12007a;
}

.icono-busqueda {
  position: absolute;
  right: 12px;
  color: #888;
  font-size: 0.95rem;
  pointer-events: none;
}

.separador-filtro {
  height: 1px;
  background-color: #eef0f2;
  margin: 20px 0;
}

/* --- GRID DE PRODUCTOS --- */
.productos-grid {
  display: grid;
  grid-template-columns: 1fr; 
  gap: 30px;
  justify-content: center;
}

@media (min-width: 768px) {
  .productos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- TARJETAS DE PRODUCTO --- */
.producto-card {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
  border: 1px solid #eef0f2;
}

.producto-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.producto-img-container {
  background-color: #f1f3f5;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.producto-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
}

.producto-info {
  padding: 25px;
  text-align: left;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.producto-info h3 {
  font-size: 1.3rem;
  color: #222;
  margin-bottom: 10px;
}

.producto-descripcion {
  font-size: 0.95rem;
  color: #666;
  margin-bottom: 20px;
  line-height: 1.4;
}

/* --- SELECTORES Y CALCULO DE COSTOS --- */
.calculador-precio {
  margin-bottom: 15px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calculador-precio label {
  font-size: 0.9rem;
  font-weight: 600;
  color: #444;
}

.calculador-precio input[type="number"] {
  width: 100%;
  padding: 10px;
  border: 2px solid #ddd;
  border-radius: 6px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s;
}

.calculador-precio input[type="number"]:focus {
  border-color: #16186b;
}

.conectores-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.selector-grupo {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.selector-grupo label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #555;
}

.select-conector {
  width: 100%;
  padding: 8px 12px;
  border: 2px solid #ddd;
  border-radius: 6px;
  font-size: 0.9rem;
  background-color: #fff;
  color: #333;
  outline: none;
  transition: border-color 0.3s;
  cursor: pointer;
}

.select-conector:focus {
  border-color: #16186b;
}

.precio-final {
  font-size: 1.4rem;
  font-weight: bold;
  color: #2e7d32;
  margin: 15px 0;
  padding-top: 10px;
  border-top: 1px dashed #ddd;
}

.precio-final span {
  font-size: 1.6rem;
}


footer {
  background-color: #f3f4f6;
  color: #9ca3af;
  padding: 20px 0;
  text-align: center;
  font-size: 0.9rem;
  margin-top: auto;
}