:root {
    --bg-color: #0d0d0d;
    --neon-cyan: #00f3ff;
    --neon-pink: #ff00ff;
    --text-color: #ffffff;
    --neon-yellow: #ffdf00;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Roboto', sans-serif;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.container {
    max-width: 800px;
    width: 100%;
}

header {
    text-align: center;
    margin-bottom: 50px;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    /* color: var(--neon-yellow); */
    color: var(--neon-pink);

    text-shadow: 0 0 10px var(--neon-yellow), 0 0 20px var(--neon-cyan);
    letter-spacing: 5px;
   
}


.neon-card {
    background: rgba(255, 255, 255, 0.05);
    
    padding: 20px;
    margin-bottom: 25px;
    border-radius: 10px;
    transition: 0.3s;
    
    /* Borde con un tono dorado suave */
  border: 3px solid #ffdf00; 
  
  /* Efecto Neón Dorado: 
     1. Resplandor interno (le da profundidad)
     2. Resplandor externo intenso (cerca del borde)
     3. Brillo atmosférico (más suave y amplio) */
  box-shadow: 
    inset 0 0 8px rgba(255, 223, 0, 0.5),
    0 0 12px #ffdf00, 
    0 0 25px #d4af37,
    0 0 40px rgba(212, 175, 55, 0.3);
    
  /* Suaviza la transición si decides agregarle un hover */
  transition: all 0.3s ease-in-out;
}
/* Efecto al pasar el mouse para un toque extra de clase */
.neon-card:hover {
  border-color: #fff; /* El borde se ilumina a blanco */
  box-shadow: 
    inset 0 0 10px #ffdf00,
    0 0 20px #ffdf00, 
    0 0 200px #d4af37;
    /* 0 0 50px #d4af37; */
  transform: scale(1.05);
}


h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--neon-pink);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.skill-tag {
    display: inline-block;
    padding: 5px 15px;
    border: 1px solid var(--neon-cian);
    border-radius: 20px;
    margin: 5px;
    font-size: 0.8rem;
    color: var(--neon-pink);
    box-shadow: inset 0 0 5px var(--neon-pink);
}

#mode-toggle {
    background: transparent;
    color: white;
    border: 2px solid var(--neon-cyan);
    padding: 10px 20px;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
    display: block;
    margin: 0 auto;
    transition: 0.3s;
}

#mode-toggle:hover {
    background: var(--neon-cyan);
    color: black;
    box-shadow: 0 0 30px var(--neon-cyan);
}

/* Estilo para la Foto de Perfil */
.profile-header {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.photo-container {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  padding: 5px;
  background: linear-gradient(45deg, var(--neon-cyan), var(--neon-pink));
  border: 3px solid #ffdf00;
  box-shadow: 
    inset 0 0 8px rgba(255, 223, 0, 0.5),
    0 0 12px #ffdf00, 
    0 0 25px #d4af37,
    0 0 40px rgba(212, 175, 55, 0.3);
    
  transition: all 0.3s ease-in-out;
  cursor: pointer;
  overflow: hidden;
  
  /* ESTO ES CLAVE */
  position: relative; 
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-container img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  /* Se posicionan una sobre otra */
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.4s ease-in-out;
}

/* La foto de perfil (arh.jpg) empieza visible */
#profile-img {
  z-index: 2;
  opacity: 1;
}

/* El logo (logoX.jpg) empieza detrás */
#img-hover {
  z-index: 1;
}

/* EL TRUCO: Al hacer hover al contenedor, la foto de arriba desaparece */
.photo-container:hover #profile-img {
  opacity: 0;
}
/* Tu efecto de brillo y escala mejorado */
.photo-container:hover {
  border-color: #fff;
  transform: scale(1.05);
  box-shadow: 
    inset 0 0 10px #ffdf00,
    0 0 20px #ffdf00, 
    0 0 50px rgba(212, 175, 55, 0.8);
}



/* Grid de Habilidades con Imágenes */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.skill-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 15px;
    border: 1px solid transparent;
    transition: 0.4s;
}

.skill-item:hover {
    border-color: var(--neon-pink);
    box-shadow: 0 0 15px var(--neon-pink);
    transform: scale(1.05);
}

.skill-item img {
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 0 5px var(--neon-cyan));
    margin-bottom: 10px;
}

.skill-item p {
    font-size: 0.9rem;
    font-weight: bold;
    color: var(--text-color);
}