/* ==== ESTILO MODERNO MINIMALISTA CON GLASSMORPHISM ==== */
:root {
  --color-primario: #4a90e2;
  --color-primario-oscuro: #062542;
  --color-fondo: #f2f6ff;
  --color-texto: #1f2937;
  --color-texto-claro: #6b7280;
  --color-borde: rgba(255, 255, 255, 0.2);
  --color-blanco: #ffffff;
  --glass-bg: rgba(255, 255, 255, 0.25);
  --glass-blur: blur(10px);
  --glass-border: rgba(255, 255, 255, 0.18);
  --sombra: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}
nav{
  display: flex;
  justify-content: center;
}



* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background: var(--color-fondo);
  color: var(--color-texto);
  transition: background-color 0.3s, color 0.3s;
}

.logo-cetis{
height: 7vw;

}


#cuadrodenoticias {
  max-width: 800px;
  margin: 0 auto;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

#cuadrodenoticias h1 {
  text-align: center;
  margin-bottom: 1rem;
}


.menu {
  backdrop-filter: var(--glass-blur);
  background: var(--glass-bg);
  box-shadow: var(--sombra);
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  margin: 1rem;
}





.logo-container a{
  color: var(--color-texto);
  text-decoration: none;
   font-family: 'poppins', sans-serif;
    
}

.logo-container{
  text-decoration: none;
  color: var(--color-texto);
  padding: 0.2rem 1rem;
  border-radius: 8px;
  
}

.contenedor-iframe {
  display: flex;
  justify-content: center;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

.contenedor-iframe iframe {
  max-width: 100%;
  border-radius: 8px;
}



  


.logo-container:hover,a:hover{
  background-color: var(--color-primario);
  color: white;
  justify-items: center;
}
#IconMode{

background: none;


}
.menu-toggle {
  background: none;
  border: none;
  display: none;
  cursor: pointer;
}

.logo-img {
  height: 5vw;
}

@media (max-width: 768px) {


  .logo-cetis{
height: 13VW;

}
  .menu nav {
    display: none;
    flex-direction: column;
    position: absolute;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: var(--glass-blur);
    top: 100%;
    right: 0;
    width: 100%;
    z-index: 10;
  }

  .menu nav.active {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }
}

.banner {
  height: 500px;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.3), rgba(255, 255, 255, 0.4));
  background-image: url('../Image/interiorCetis2.jpeg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
}

.banner-contenido {
  backdrop-filter: var(--glass-blur);
  background: var(--glass-bg);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--sombra);
  max-width: 700px;
}

.banner h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.banner p {
  font-size: 1.25rem;
  color: #dbeafe;
}

.boton-principal {
  background-color: var(--color-primario);
  text-decoration: none;
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

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

.caracteristicas {
  max-width: 1200px;
  margin: 2rem auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 1rem;
}

.tarjeta {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--sombra);
  padding: 2rem;
  text-align: center;
  transition: transform 0.3s;
}

.tarjeta:hover {
  transform: translateY(-5px);
}

.icono {
  margin-bottom: 1rem;
}

.tarjeta h2 {
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
}

.tarjeta p {
  color: var(--color-texto-claro);
}

.contacto {
  max-width: 800px;
  margin: 4rem auto;
  padding: 2rem;
  background: var(--glass-bg);
  border-radius: 12px;
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--sombra);
}

.contacto-encabezado {
  text-align: center;
  margin-bottom: 2rem;
}

.contacto-encabezado h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.contacto-encabezado p {
  color: var(--color-texto-claro);
}

.campo {
  margin-bottom: 1.5rem;
}

.campo label {
  display: block;
  margin-bottom: 0.5rem;
}
#IconMode{
  border-radius: 50%;
}

.botonModoOscuro{
position: fixed;
top:10px;
left:10px;

}
footer a{
  margin-top: 5px;
  padding: 3px;
}
footer a:hover{
background-color: none;

}
.campo input,
.campo textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  font-size: 1rem;
  background-color: rgba(255,255,255,0.8);
  color: var(--color-texto);
}

.boton-enviar {
  width: 100%;
  background-color: var(--color-primario);
  color: white;
  padding: 0.75rem;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s;
}

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

footer {
  text-align: center;
  padding: 2rem;
  color: var(--color-texto-claro);
}

/* Modo oscuro */
body.dark-mode {
  background-color: rgb(30,30,30);
  color: white;
}

.lo.dark-mode{

color: white;

}

.menu.dark-mode,
.banner-contenido.dark-mode,
.tarjeta.dark-mode,
.contacto.dark-mode {
  background-color: rgba(30,30,30,0.8);
  color: white;
  border: 1px solid #333;
}