@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&display=swap');

:root {
  --neon-red: #ff2a2a;
  --neon-purple: #b300b3;
  --neon-white: #ffffff;
  --dark-matrix: #1a0000;
  --shadow-purple: #2a002a;
  --light-bg: #f5e6e6;
  --light-shadow: #ffccff;
  --text-color: #ffffff; /* Por defecto blanco */
  --glitch-delay: 0.4s;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(180deg, var(--dark-matrix) 0%, var(--shadow-purple) 100%);
  color: var(--text-color);
  position: relative;
  overflow-x: hidden;
  animation: systemBoot 1.2s ease-out forwards;
  transition: background 0.6s ease;
}

body.light-mode {
  background: linear-gradient(180deg, --light-bg 0%, var(--light-shadow) 100%);
  --text-color: #000000; /* Texto negro en modo claro */
}

body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(255, 255, 255, 0.05),
    rgba(255, 255, 255, 0.05) 50%,
    transparent 50%,
    transparent
  );
  background-size: 100% 4px;
  animation: glitchBackground 1.5s infinite;
  z-index: -1;
  opacity: 0.3;
}

/* Botón Holográfico */
.holo-toggle {
  position: fixed;
  top: 20px;
  left: 20px;
  background: transparent;
  border: 2px dashed var(--neon-purple);
  color: var(--text-color);
  padding: 10px 20px;
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  box-shadow: 0 0 12px var(--neon-red), 0 0 24px var(--neon-purple);
  z-index: 20;
  transition: background 0.4s ease, box-shadow 0.4s ease, color 0.4s ease;
}

.holo-toggle:hover {
  background: var(--neon-purple);
  box-shadow: 0 0 20px var(--neon-purple), 0 0 40px var(--neon-red);
}

/* Avatar */
#avatar, #avatar img {
  display: block;
  width: 110px;
  height: 110px;
  margin: 0px auto 15px; /* Margen superior reducido para subir la foto */
  border-radius: 50%;
  border: 3px solid var(--neon-red);
  box-shadow: 0 0 20px var(--neon-red), 0 0 40px var(--neon-purple);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

#avatar:hover {
  transform: scale(1.15);
  box-shadow: 0 0 30px var(--neon-red), 0 0 60px var(--neon-purple);
  animation: glitchAvatar 0.3s infinite;
}

/* Nombre de Usuario */
#handle {
  font-size: 1.3rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 3px;
  text-shadow: 0 0 15px var(--neon-red), 0 0 30px var(--neon-purple);
  margin-bottom: 10px;
  animation: glitchText 2s infinite;
}

/* Descripción */
#description {
  font-size: 1rem;
  text-align: center;
  font-style: italic;
  letter-spacing: 1px;
  text-shadow: 0 0 10px var(--neon-red), 0 0 20px var(--neon-purple);
  margin-bottom: 25px;
  animation: glitchTextSoft 2.5s infinite;
}

/* Enlaces */
#neural-links {
  max-width: 700px;
  width: 90%;
  margin: 30px auto;
}

.link {
  display: block;
  background: transparent;
  color: var(--text-color);
  border: 2px solid var(--neon-purple);
  border-radius: 8px;
  font-size: 1.1rem;
  text-align: center;
  padding: 14px;
  margin: 12px;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: 0 0 15px var(--neon-purple);
  transition: all 0.3s ease;
}

.link:hover {
  background: var(--neon-purple);
  box-shadow: 0 0 25px var(--neon-purple), 0 0 50px var(--neon-red);
  animation: glitchHolo 0.3s infinite;
}

.link:active {
  background: var(--neon-red);
  color: var(--dark-matrix);
}

/* Tagline */
#cyber-tag {
  font-size: 1.2rem;
  text-align: center;
  text-transform: uppercase;
  text-shadow: 0 0 15px var(--neon-red), 0 0 30px var(--neon-purple);
  padding-bottom: 40px;
  animation: glitchText 1.8s infinite;
}

/* Animaciones */
@keyframes systemBoot {
  0% { opacity: 0; transform: translateY(-20px); }
  100% { opacity: 1; transform: translateY(0); }
}

@keyframes glitchText {
  0% { transform: translate(0); text-shadow: 0 0 15px var(--neon-red), 0 0 30px var(--neon-purple); }
  15% { transform: translate(-2px, 2px); text-shadow: 2px 0 var(--neon-red), -2px 0 var(--neon-purple); }
  30% { transform: translate(2px, -2px); text-shadow: -2px 0 var(--neon-red), 2px 0 var(--neon-purple); }
  45% { transform: translate(0); }
  100% { transform: translate(0); }
}

@keyframes glitchTextSoft {
  0% { transform: translate(0); text-shadow: 0 0 10px var(--neon-red), 0 0 20px var(--neon-purple); }
  15% { transform: translate(-1px, 1px); text-shadow: 1px 0 var(--neon-red), -1px 0 var(--neon-purple); }
  30% { transform: translate(1px, -1px); text-shadow: -1px 0 var(--neon-red), 1px 0 var(--neon-purple); }
  45% { transform: translate(0); }
  100% { transform: translate(0); }
}

@keyframes glitchAvatar {
  0% { transform: translate(0); }
  20% { transform: translate(-3px, 3px); }
  40% { transform: translate(3px, -3px); }
  60% { transform: translate(-2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

@keyframes glitchHolo {
  0% { transform: translate(0); }
  25% { transform: translate(-2px, 2px); }
  50% { transform: translate(2px, -2px); }
  75% { transform: translate(-1px, 1px); }
  100% { transform: translate(0); }
}

@keyframes glitchBackground {
  0% { background-position: 0 0; opacity: 0.3; }
  15% { background-position: 2px 0; opacity: 0.4; }
  30% { background-position: -2px 0; opacity: 0.3; }
  45% { background-position: 0 2px; opacity: 0.4; }
  60% { background-position: 0 -2px; opacity: 0.3; }
  100% { background-position: 0 0; opacity: 0.3; }
}

/* Popup (Data-Vault) */
.data-vault-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
}

.data-vault {
  position: relative;
  top: -50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 450px;
  width: 90%;
  background: var(--shadow-purple);
  border: 3px dashed var(--neon-red);
  box-shadow: 0 0 25px var(--neon-red), 0 0 50px var(--neon-purple);
  transform: scale(0);
  transition: transform 0.6s ease-in-out, top 0.6s ease-in-out;
}

.vault-message {
  color: var(--text-color);
  font-family: 'Orbitron', sans-serif;
  font-style: italic;
  padding: 30px;
  text-align: center;
  font-size: 1.1rem;
  text-shadow: 0 0 12px var(--neon-red), 0 0 24px var(--neon-purple);
  animation: glitchText 2s infinite;
}

.vault-close {
  position: absolute;
  top: -1.8rem;
  right: -1.8rem;
  width: 3.5rem;
  height: 3.5rem;
  font-size: 2rem;
  line-height: 3.5rem;
  text-align: center;
  background: var(--neon-red);
  color: var(--text-color);
  border-radius: 50%;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 0 20px var(--neon-red);
}

.vault-close:hover {
  background: var(--neon-purple);
  animation: glitchHolo 0.3s infinite;
}

.data-vault-overlay:target {
  visibility: visible;
  opacity: 1;
}

.data-vault-overlay:target .data-vault {
  transform: scale(1);
  top: 0;
}

/* Diseño Responsivo */
@media (max-width: 600px) {
  #avatar, #avatar img {
    width: 90px;
    height: 90px;
  }

  .link {
    font-size: 1rem;
    padding: 12px;
  }

  .vault-message {
    font-size: 1rem;
    padding: 20px;
  }

  #handle, #cyber-tag {
    font-size: 1.1rem;
  }

  #description {
    font-size: 0.9rem;
  }

  .holo-toggle {
    font-size: 0.9rem;
    padding: 8px 15px;
  }
}