/* Reset y variables CSS */
:root {
  --primary-color: #6366f1;
  --secondary-color: #8b5cf6;
  --background-dark: #0f0f1e;
  --background-light: #1a1a2e;
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Estilos generales */
body, html {
  width: 100%;
  min-height: 100vh;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--background-dark) 0%, var(--background-light) 100%);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Animación de fondo con partículas */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* Contenedor principal */
.fullwidth {
  max-width: 1200px;
  width: 90%;
  min-height: 10px;
  padding: 40px 20px;
  margin: 0 auto;
  text-align: center;
}

/* Tipografía */
h1, h2, h3 {
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: 1rem;
}

.titulo-principal {
  font-size: 3rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  animation: fadeInDown 0.6s ease-out;
}

.subtitulo {
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-bottom: 3rem;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

/* Contenedor del menú */
.menu-container {
  animation: fadeIn 0.6s ease-out;
}

/* Grid de categorías */
.categorias-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.categorias-grid form {
  width: 100%;
}

/* Tarjeta de categoría */
.card-categoria {
  width: 100%;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  border: 2px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.card-categoria::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;
}

.card-categoria:hover::before {
  left: 100%;
}

.card-categoria:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--primary-color);
  box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
}

.categoria-nombre {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
}

/* Grid de aventuras */
.aventuras-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

/* Tarjeta de aventura */
.card-aventura {
  display: block;
  padding: 2rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.1);
  min-height: 200px;
}

.card-aventura::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.card-aventura:hover::after {
  transform: scaleX(1);
}

.card-aventura:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  border-color: currentColor;
}

.aventura-titulo {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: inherit;
}

.aventura-lore {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

.aventura-cta {
  display: inline-block;
  font-weight: 600;
  font-size: 1rem;
  opacity: 0.8;
  transition: var(--transition);
}

.card-aventura:hover .aventura-cta {
  opacity: 1;
  transform: translateX(5px);
}

/* Contenedor de paso */
.paso-container {
  max-width: 800px;
  margin: 2rem auto;
  padding: 3rem;
  background: rgba(26, 26, 46, 0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  border: 2px solid rgba(99, 102, 241, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: slideIn 0.5s ease-out;
}

.paso-intro {
  font-size: 1.2rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  text-align: left;
  color: var(--text-primary);
}

/* Imágenes dentro de los pasos */
.paso-intro img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  margin: 20px auto;
  display: block;
}

.paso-intro i {
  font-style: italic;
  opacity: 0.9;
  display: block;
  padding: 1rem;
  border-left: 3px solid var(--primary-color);
  margin: 1rem 0;
  background: rgba(99, 102, 241, 0.1);
}

/* Formulario de paso */
.paso-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.respuesta-input {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(99, 102, 241, 0.3);
  border-radius: 8px;
  color: var(--text-primary);
  transition: var(--transition);
}

.respuesta-input:focus {
  outline: none;
  border-color: var(--primary-color);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.respuesta-input::placeholder {
  color: var(--text-secondary);
}

/* Botón principal */
#aceptar {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
  position: relative;
  overflow: hidden;
}

#aceptar::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

#aceptar:hover::before {
  width: 300px;
  height: 300px;
}

#aceptar:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.6);
}

#aceptar:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

/* Botón volver */
.btn-volver {
  display: inline-block;
  margin-bottom: 2rem;
  padding: 0.75rem 1.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  border: 2px solid rgba(99, 102, 241, 0.3);
  border-radius: 8px;
  transition: var(--transition);
}

.btn-volver:hover {
  color: var(--text-primary);
  border-color: var(--primary-color);
  background: rgba(99, 102, 241, 0.1);
  transform: translateX(-5px);
}

/* Animaciones */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .titulo-principal {
    font-size: 2rem;
  }

  .subtitulo {
    font-size: 1rem;
  }

  .categorias-grid,
  .aventuras-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .paso-container {
    padding: 2rem 1.5rem;
  }

  .fullwidth {
    padding: 20px 15px;
  }
}

@media (max-width: 480px) {
  .titulo-principal {
    font-size: 1.75rem;
  }

  .aventura-titulo {
    font-size: 1.5rem;
  }

  .card-categoria,
  .card-aventura {
    padding: 1.5rem;
  }
}

/* ============================================
   ESTILOS PARA CARTUCHOS (Estilo NES)
   ============================================ */

/* Filtro de categorías */
.filtro-categorias {
  margin: 2rem auto 1rem;
  max-width: 600px;
  animation: fadeInDown 0.6s ease-out 0.3s both;
}

.filtro-form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(26, 26, 46, 0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  border: 2px solid rgba(99, 102, 241, 0.2);
  flex-wrap: wrap;
}

.filtro-form label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
}

.filtro-form select {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(99, 102, 241, 0.3);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  min-width: 200px;
}

.filtro-form select:hover {
  border-color: var(--primary-color);
  background: rgba(255, 255, 255, 0.08);
}

.filtro-form select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.filtro-form select option {
  background: #1a1a2e;
  color: var(--text-primary);
  padding: 0.5rem;
}

.contador-aventuras {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-style: italic;
}

/* Grid de cartuchos */
.cartuchos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
  padding: 1rem;
}

/* Tarjeta de cartucho (estilo cartucho NES) */
.card-cartucho {
  display: block;
  padding: 0;
  border-radius: 16px;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border: 3px solid rgba(255, 255, 255, 0.2);
  min-height: 280px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Efecto de reflejo metálico del cartucho */
.card-cartucho::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 70%
  );
  transform: rotate(45deg);
  transition: all 0.6s;
}

.card-cartucho:hover::before {
  left: 100%;
}

.card-cartucho:hover {
  transform: translateY(-15px) rotateY(5deg);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7);
  border-color: currentColor;
}

/* Contenido principal del cartucho */
.card-cartucho h2,
.card-cartucho .cartucho-descripcion,
.card-cartucho .cartucho-categoria,
.card-cartucho .cartucho-info,
.card-cartucho .cartucho-cta {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Título del cartucho */
.cartucho-titulo {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 1.5rem 0.5rem 0.5rem;
  padding-top: 1rem;
  color: inherit;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  line-height: 1.2;
}

/* Categoría del cartucho */
.cartucho-categoria {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 20px;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Descripción del cartucho */
.cartucho-descripcion {
  font-size: 1rem;
  line-height: 1.5;
  margin-bottom: 1rem;
  opacity: 0.95;
  min-height: 60px;
}

/* Información adicional (versión, autor) */
.cartucho-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  opacity: 0.7;
  margin: 1rem 0;
  padding: 0.75rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Call to action del cartucho */
.cartucho-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  border-top: 2px solid rgba(255, 255, 255, 0.2);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 1px;
  margin-top: auto;
  transition: var(--transition);
}

.card-cartucho:hover .cartucho-cta {
  background: rgba(0, 0, 0, 0.6);
  letter-spacing: 2px;
}

/* Mensaje de error */
.error {
  padding: 2rem;
  background: rgba(239, 68, 68, 0.1);
  border: 2px solid rgba(239, 68, 68, 0.3);
  border-radius: 12px;
  color: var(--text-primary);
  margin: 2rem auto;
  max-width: 600px;
}

.error p {
  margin: 0.5rem 0;
}

/* Responsive para cartuchos */
@media (max-width: 768px) {
  .cartuchos-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .cartucho-titulo {
    font-size: 1.5rem;
  }

  .filtro-form {
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
  }

  .filtro-form select {
    width: 100%;
    min-width: unset;
  }
}

@media (max-width: 480px) {
  .card-cartucho {
    min-height: 250px;
  }

  .cartucho-titulo {
    font-size: 1.3rem;
  }

  .cartucho-descripcion {
    font-size: 0.9rem;
    min-height: 50px;
  }
}