/**
 * MAIN.CSS
 * Estilos generales de RetroLegends
 * Arcade moderno, Retro Futurista, Neón
 */

:root {
  --primary-neon: #00ff00;
  --secondary-neon: #ff00ff;
  --tertiary-neon: #00ffff;
  --dark-bg: #0a0e27;
  --darker-bg: #050812;
  --grid-color: rgba(0, 255, 0, 0.1);
  --text-primary: #00ff00;
  --text-secondary: #aaaaaa;
  --accent: #ff00ff;
  --success: #00ff00;
  --error: #ff0055;
  --warning: #ffaa00;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Courier New', monospace;
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  background-attachment: fixed;
  background-image:
    linear-gradient(0deg, transparent 24%, rgba(0, 255, 0, 0.05) 25%, rgba(0, 255, 0, 0.05) 26%, transparent 27%, transparent 74%, rgba(0, 255, 0, 0.05) 75%, rgba(0, 255, 0, 0.05) 76%, transparent 77%, transparent),
    linear-gradient(90deg, transparent 24%, rgba(0, 255, 0, 0.05) 25%, rgba(0, 255, 0, 0.05) 26%, transparent 27%, transparent 74%, rgba(0, 255, 0, 0.05) 75%, rgba(0, 255, 0, 0.05) 76%, transparent 77%, transparent);
  background-size: 50px 50px;
}

/* ============ TIPOGRAFÍA ============ */

h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  letter-spacing: 2px;
  text-transform: uppercase;
}

h1 {
  font-size: 3.5rem;
  color: var(--primary-neon);
  text-shadow: 0 0 10px var(--primary-neon), 0 0 20px var(--primary-neon);
}

h2 {
  font-size: 2.5rem;
  color: var(--primary-neon);
  text-shadow: 0 0 10px var(--primary-neon);
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.8rem;
  color: var(--secondary-neon);
  margin-bottom: 1rem;
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ============ BOTONES ============ */

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-size: 1rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 2px;
  border: 2px solid var(--primary-neon);
  background: rgba(0, 255, 0, 0.1);
  color: var(--primary-neon);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 0 10px rgba(0, 255, 0, 0.3);
  font-family: 'Courier New', monospace;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn:hover {
  background: rgba(0, 255, 0, 0.3);
  box-shadow: 0 0 20px rgba(0, 255, 0, 0.6), inset 0 0 10px rgba(0, 255, 0, 0.3);
  transform: scale(1.05);
}

.btn:active {
  transform: scale(0.95);
}

.btn-secondary {
  border-color: var(--secondary-neon);
  color: var(--secondary-neon);
  background: rgba(255, 0, 255, 0.1);
  box-shadow: 0 0 10px rgba(255, 0, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 0, 255, 0.3);
  box-shadow: 0 0 20px rgba(255, 0, 255, 0.6), inset 0 0 10px rgba(255, 0, 255, 0.3);
}

.btn-small {
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
}

.btn-large {
  padding: 1rem 3rem;
  font-size: 1.2rem;
}

.btn-disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.btn-disabled:hover {
  transform: none;
}

/* ============ CONTENEDOR ============ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============ TARJETAS ============ */

.card {
  background: rgba(10, 14, 39, 0.8);
  border: 2px solid var(--primary-neon);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 15px rgba(0, 255, 0, 0.2);
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 30px rgba(0, 255, 0, 0.4);
  border-color: var(--secondary-neon);
}

.card-title {
  font-size: 1.5rem;
  color: var(--primary-neon);
  margin-bottom: 0.5rem;
}

.card-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* ============ GRID ============ */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.grid-2 {
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* ============ SECCIONES ============ */

.section {
  padding: 4rem 0;
  border-top: 2px solid var(--grid-color);
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
  color: var(--primary-neon);
  text-shadow: 0 0 20px var(--primary-neon);
}

/* ============ HEADER ============ */

header {
  background: rgba(3, 5, 14, 0.96);
  border-bottom: 2px solid var(--primary-neon);
  padding: 0.9rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(16px);
  box-shadow: 0 0 30px rgba(0, 255, 0, 0.15), 0 2px 0 rgba(0,255,0,0.08);
  position: relative;
}

/* Borde inferior animado */
header::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--primary-neon) 20%, var(--secondary-neon) 50%, var(--primary-neon) 80%, transparent 100%);
  background-size: 200% 100%;
  animation: headerScan 4s linear infinite;
}

@keyframes headerScan {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.logo {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--primary-neon);
  text-shadow: 0 0 12px var(--primary-neon), 0 0 24px rgba(0,255,0,0.4);
  letter-spacing: 3px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.3s ease;
  position: relative;
}

.logo:hover {
  text-shadow: 0 0 20px var(--primary-neon), 0 0 40px var(--primary-neon);
  transform: scale(1.03);
}

.logo-badge {
  font-size: 0.55rem;
  letter-spacing: 3px;
  background: rgba(0,255,0,0.12);
  border: 1px solid rgba(0,255,0,0.4);
  color: var(--primary-neon);
  padding: 1px 6px;
  border-radius: 2px;
  vertical-align: middle;
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 0.7; border-color: rgba(0,255,0,0.3); }
  50%       { opacity: 1;   border-color: rgba(0,255,0,0.8); }
}

nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.2rem 0;
}

nav a:hover {
  color: var(--primary-neon);
  text-shadow: 0 0 10px var(--primary-neon);
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-neon), var(--secondary-neon));
  transition: width 0.3s ease;
  box-shadow: 0 0 6px var(--primary-neon);
}

nav a:hover::after {
  width: 100%;
}

/* Botón CTA en nav */
nav .nav-cta {
  background: rgba(0,255,0,0.1);
  border: 1.5px solid var(--primary-neon);
  color: var(--primary-neon);
  padding: 0.4rem 1rem;
  border-radius: 3px;
  font-size: 0.82rem;
  letter-spacing: 1px;
  box-shadow: 0 0 10px rgba(0,255,0,0.2);
  transition: all 0.3s ease;
}

nav .nav-cta:hover {
  background: rgba(0,255,0,0.22);
  box-shadow: 0 0 20px rgba(0,255,0,0.45);
}

nav .nav-cta::after { display: none; }

/* ============ FOOTER ============ */

footer {
  background: rgba(5, 8, 18, 0.95);
  border-top: 2px solid var(--primary-neon);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.footer-content {
  text-align: center;
  color: var(--text-secondary);
}

.footer-content p {
  margin: 0.5rem 0;
}

/* ============ MODAL ============ */

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--dark-bg);
  border: 3px solid var(--primary-neon);
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  box-shadow: 0 0 40px rgba(0, 255, 0, 0.4);
  max-height: 80vh;
  overflow-y: auto;
}

.modal-header {
  font-size: 2rem;
  color: var(--primary-neon);
  margin-bottom: 1.5rem;
  text-shadow: 0 0 10px var(--primary-neon);
}

.modal-body {
  margin-bottom: 2rem;
}

.modal-footer {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

/* ============ RESPONSIVE ============ */

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  .grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
  }

  .section {
    padding: 2rem 0;
  }

  .header-content {
    flex-direction: column;
    gap: 1rem;
  }

  nav {
    gap: 1rem;
    font-size: 0.8rem;
  }

  .container {
    padding: 0 1rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.3rem;
  }

  .btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  nav {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* ============ ACCESIBILIDAD ============ */

:focus {
  outline: 2px solid var(--primary-neon);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============ ANIMACIONES ============ */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes glow {
  0%, 100% {
    text-shadow: 0 0 10px var(--primary-neon);
  }
  50% {
    text-shadow: 0 0 20px var(--primary-neon), 0 0 30px var(--primary-neon);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

.slide-in {
  animation: slideIn 0.5s ease-out;
}

.pulse {
  animation: pulse 2s infinite;
}

.glow {
  animation: glow 1.5s ease-in-out infinite;
}