:root {
  --bg-dark: #640D5F;
  --bg-dark-90: #640D5F;
  --text-light: #FFFFFF;
  --border-light: rgba(255, 255, 255, 0.1);
  --accent: #FFB200;
  --accent-hover: #EB5B00;
  --secondary-text: #D91656;
  --shadow-1: #640D5F;
  --shadow-2: #D91656;
  --gradient-dark-1: #640D5F;
  --gradient-dark-2: #D91656;
  --radial-overlay: rgba(255, 255, 255, 0.05);
  --border-dashed: rgba(255, 255, 255, 0.2);
}

/* Reseteo de márgenes y definición de la tipografía base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, var(--gradient-dark-1), var(--gradient-dark-2));
  color: var(--text-light);
  text-align: center;
  padding: 20px;
  overflow-x: hidden;
  animation: gradientShift 15s infinite alternate ease-in-out;
}
@keyframes gradientShift {
  0% {
    background: linear-gradient(135deg, var(--gradient-dark-1), var(--gradient-dark-2));
  }
  100% {
    background: linear-gradient(135deg, var(--gradient-dark-2), var(--gradient-dark-1));
  }
}

/* Estilos del header (usado en otras páginas también) */
header {
  background: var(--bg-dark);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: 15px;
  box-shadow: 8px 8px 15px var(--shadow-1), -8px -8px 15px var(--shadow-2);
  padding: 20px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}
header::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--radial-overlay), transparent);
  transform: rotate(45deg);
  animation: rotateLight 10s infinite linear;
  z-index: -1;
}
@keyframes rotateLight {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
header h1 {
  font-size: 2.5rem;
  color: var(--text-light);
  text-shadow: 1px 1px var(--shadow-1), 2px 2px var(--accent);
  animation: glow 2s infinite alternate ease-in-out;
}
@keyframes glow {
  0% { text-shadow: 1px 1px var(--shadow-1), 2px 2px var(--accent); }
  100% { text-shadow: 2px 2px var(--shadow-1), 4px 4px var(--accent); }
}
header p {
  font-size: 1.2rem;
  color: var(--secondary-text);
  animation: fadeInText 2s ease-in-out;
}
@keyframes fadeInText {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Contenedor del menú de juegos y otros elementos generales */
.menu-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  padding: 20px;
  animation: fadeIn 1s ease-in-out;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Modal y contenido del modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(44, 44, 64, 0.9);
  backdrop-filter: blur(10px);
  justify-content: center;
  align-items: center;
  z-index: 1000;
}
.modal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, var(--radial-overlay), transparent);
  animation: pulseBackground 5s infinite ease-in-out;
  z-index: -1;
}
@keyframes pulseBackground {
  0% { opacity: 0.2; }
  50% { opacity: 0.5; }
  100% { opacity: 0.2; }
}
.modal-content {
  background: var(--bg-dark);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 30px;
  text-align: center;
  max-width: 500px;
  width: 90%;
  box-shadow: 8px 8px 15px var(--shadow-1), -8px -8px 15px var(--shadow-2);
  animation: slideDown 0.5s ease-out;
  color: var(--text-light);
  position: relative;
  overflow: hidden;
}
.modal-content::before {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--radial-overlay), transparent);
  transform: rotate(45deg);
  animation: rotateModalLight 10s infinite linear;
  z-index: -1;
}
.modal-content p {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.5;
  animation: fadeInText 1s ease-in-out;
}
@keyframes rotateModalLight {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.modal-content h2 {
  font-size: 1.8rem;
  color: var(--text-light);
  text-shadow: 1px 1px var(--shadow-1), 2px 2px var(--accent);
  animation: glow 2s infinite alternate ease-in-out;
}
.modal-content p {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.5;
  animation: fadeInText 1s ease-in-out;
}
.modal-content video {
  margin-top: 10px;
  border-radius: 10px;
  width: 100%;
  max-height: 300px;
  box-shadow: 8px 8px 15px var(--shadow-1), -8px -8px 15px var(--shadow-2);
  transition: transform 0.3s ease;
}
.modal-content video:hover {
  transform: scale(1.05);
}
.difficulty-button,
#start-game,
.close-modal {
  background: var(--bg-dark);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  color: var(--text-light);
  margin: 15px 0;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 8px 8px 15px var(--shadow-1), -8px -8px 15px var(--shadow-2);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}
.difficulty-button:hover,
#start-game:hover,
.close-modal:hover {
  transform: scale(1.05);
  box-shadow: 8px 8px 20px var(--shadow-1), -8px -8px 20px var(--shadow-2);
  background: rgba(68, 68, 96, 0.8);
}
.game-button {
  background: var(--bg-dark);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  color: var(--text-light);
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  box-shadow: 8px 8px 15px var(--shadow-1), -8px -8px 15px var(--shadow-2);
  width: 220px;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}
.game-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}
.game-button:hover {
  transform: scale(1.1);
  box-shadow: 8px 8px 20px var(--shadow-1), -8px -8px 20px var(--shadow-2);
  background: rgba(68, 68, 96, 0.8);
}
.game-button:hover::before {
  left: 100%;
}

/* Footer */
footer {
  background: var(--bg-dark);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: 15px;
  padding: 30px 20px;
  text-align: center;
  color: var(--text-light);
  font-size: 0.9rem;
  box-shadow: 8px 8px 15px var(--shadow-1), -8px -8px 15px var(--shadow-2);
  position: relative;
  overflow: hidden;
  margin-top: 40px;
}
footer::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--radial-overlay), transparent);
  transform: rotate(45deg);
  animation: rotateLightFooter 10s infinite linear;
  z-index: -1;
}
@keyframes rotateLightFooter {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
footer p {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 15px;
  animation: fadeInText 2s ease-in-out;
}
footer .social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 10px;
}
footer .social-links a {
  color: var(--text-light);
  font-size: 1.5rem;
  text-decoration: none;
  transition: transform 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  padding: 10px;
  border-radius: 50%;
  background: var(--bg-dark);
  box-shadow: 4px 4px 10px var(--shadow-1), -4px -4px 10px var(--shadow-2);
}
footer .social-links a:hover {
  color: var(--accent);
  transform: scale(1.2);
  box-shadow: 6px 6px 15px var(--shadow-1), -6px -6px 15px var(--shadow-2);
}
footer .social-links a::before {
  content: '';
  position: absolute;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent);
  transform: rotate(45deg);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}
footer .social-links a:hover::before {
  opacity: 1;
}