/* =========================================
   GLOBAL: Variables, base y utilidades
   Sistema visual: "DENTRO DEL VIDEOJUEGO"
   HUD cybercore retro-futurista / cybergoth
   Neón equilibrado con pastel sobre el vacío
   ========================================= */

:root {
  /* El vacío (fondos) */
  --void: #0b0815;
  --abyss: #131022;
  --panel-bg: rgba(17, 12, 32, 0.88);
  --panel-bg-deep: rgba(9, 6, 18, 0.92);

  /* Neón (triplets RGB para usar con alpha) */
  --rgb-pink: 255, 79, 195;
  --rgb-cyan: 79, 240, 224;
  --rgb-purple: 168, 92, 255;
  --rgb-blue: 92, 156, 255;
  --rgb-yellow: 245, 225, 75;
  --rgb-red: 255, 56, 96;

  --neon-pink: rgb(var(--rgb-pink));
  --neon-cyan: rgb(var(--rgb-cyan));
  --neon-purple: rgb(var(--rgb-purple));
  --neon-blue: rgb(var(--rgb-blue));
  --neon-yellow: rgb(var(--rgb-yellow));
  --neon-red: rgb(var(--rgb-red));

  /* Pastel (el contrapeso suave del neón) */
  --pastel-pink: #f2b8de;
  --pastel-cyan: #aef0e6;
  --pastel-purple: #cdb4f5;
  --pastel-blue: #b8d0f2;
  --pastel-yellow: #f5e9b0;

  /* Texto */
  --text: #e8e2f5;
  --text-dim: #9a90b8;

  /* Tipografía */
  --font-hud: 'Press Start 2P', monospace;
  --font-pixel: 'VT323', monospace;
  --font-body: 'Space Mono', monospace;

  /* Recortes cyber (esquinas cortadas) */
  --clip-panel: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  --clip-chip: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

html,
body {
  max-width: 100vw;
  overflow-x: hidden;
}

html {
  background-color: var(--void);
}

/* Cielo del juego: estrellas pastel + degradado al horizonte */
body {
  background-attachment: fixed;
  background-color: var(--void);
  background-image:
    radial-gradient(1.5px 1.5px at 30px 40px, rgba(242, 184, 222, 0.9), transparent 60%),
    radial-gradient(1px 1px at 120px 90px, rgba(174, 240, 230, 0.8), transparent 60%),
    radial-gradient(1.5px 1.5px at 200px 160px, rgba(205, 180, 245, 0.7), transparent 60%),
    radial-gradient(1px 1px at 70px 210px, rgba(232, 226, 245, 0.55), transparent 60%),
    linear-gradient(180deg, #0b0815 0%, #120c24 55%, #1e1242 100%);
  background-size: 260px 260px, 260px 260px, 260px 260px, 260px 260px, 100% 100%;
  color: var(--text);
  font-family: var(--font-body);
  margin: 0;
  min-height: 100vh;
  padding: 0;
}

/* Suelo de grid en perspectiva, avanzando hacia ti */
body::before {
  background-image:
    repeating-linear-gradient(90deg, rgba(var(--rgb-purple), 0.4) 0 2px, transparent 2px 90px),
    repeating-linear-gradient(0deg, rgba(var(--rgb-pink), 0.35) 0 2px, transparent 2px 60px);
  animation: grid-advance 3s linear infinite;
  bottom: -20vh;
  content: "";
  height: 60vh;
  left: -40%;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 45%);
  mask-image: linear-gradient(180deg, transparent 0%, black 45%);
  pointer-events: none;
  position: fixed;
  right: -40%;
  /* --mx lo escribe js/parallax.js al mover el mouse */
  transform: perspective(320px) rotateX(62deg) translateX(calc(var(--mx, 0) * -60px));
  z-index: 0;
}

@keyframes grid-advance {
  from { background-position: 0 0, 0 0; }
  to   { background-position: 0 0, 0 60px; }
}

/* Scanlines CRT + viñeta de casco/visor */
body::after {
  background:
    radial-gradient(ellipse at center, transparent 60%, rgba(5, 2, 12, 0.55) 100%),
    linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.14) 50%);
  background-size: 100% 100%, 100% 3px;
  content: "";
  inset: 0;
  pointer-events: none;
  position: fixed;
  z-index: 999;
}

.main-container {
  margin: 0 auto;
  max-width: 1400px;
  padding: 20px;
  position: relative;
  z-index: 1;
}

/* Esquinas del visor HUD (fijas en pantalla) */
.hud-corners i {
  border: 3px solid rgba(var(--rgb-cyan), 0.65);
  filter: drop-shadow(0 0 4px rgba(var(--rgb-cyan), 0.5));
  height: 24px;
  pointer-events: none;
  position: fixed;
  width: 24px;
  z-index: 998;
}

.hud-corners i:nth-child(1) { border-bottom: none; border-right: none; left: 10px; top: 10px; }
.hud-corners i:nth-child(2) { border-bottom: none; border-left: none; right: 10px; top: 10px; }
.hud-corners i:nth-child(3) { border-right: none; border-top: none; bottom: 10px; left: 10px; }
.hud-corners i:nth-child(4) { border-left: none; border-top: none; bottom: 10px; right: 10px; }

/* --- UTILIDADES COMPARTIDAS --- */

/* Chip: etiqueta de HUD recortada en ángulo */
.chip {
  background-color: var(--neon-cyan);
  clip-path: var(--clip-chip);
  color: var(--void);
  display: inline-block;
  font-family: var(--font-hud);
  font-size: 0.55rem;
  padding: 4px 10px;
  text-transform: uppercase;
}

.chip--pink   { background-color: var(--neon-pink); }
.chip--cyan   { background-color: var(--neon-cyan); }
.chip--purple { background-color: var(--neon-purple); }
.chip--blue   { background-color: var(--neon-blue); }
.chip--yellow { background-color: var(--neon-yellow); }
.chip--red    { background-color: var(--neon-red); }
.chip--ghost {
  background-color: transparent;
  box-shadow: inset 0 0 0 1px var(--text-dim);
  color: var(--text-dim);
}

/* Botón de menú de juego */
.game-btn {
  background-color: transparent;
  border: 2px solid var(--neon-cyan);
  clip-path: var(--clip-chip);
  color: var(--pastel-cyan);
  cursor: pointer;
  display: inline-block;
  font-family: var(--font-hud);
  font-size: 0.6rem;
  padding: 10px 18px;
  text-decoration: none;
  text-transform: uppercase;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.game-btn::before {
  content: "▸ ";
  opacity: 0;
}

.game-btn:hover {
  background-color: var(--neon-cyan);
  color: var(--void);
}

.game-btn:hover::before {
  opacity: 1;
}

.game-btn--pink {
  border-color: var(--neon-pink);
  color: var(--pastel-pink);
}

.game-btn--pink:hover {
  background-color: var(--neon-pink);
  color: var(--void);
}

/* Botones con icono (contacto): icono + texto alineados */
.game-btn:has(svg) {
  align-items: center;
  display: inline-flex;
  gap: 8px;
}

.game-btn:has(svg)::before {
  content: none;
}

.game-btn svg {
  fill: currentColor;
  flex-shrink: 0;
  height: 1.15em;
  width: 1.15em;
}

/* --- LIGHTBOX: ampliar la pantalla del monitor --- */
.lightbox {
  -webkit-backdrop-filter: blur(6px);
  align-items: center;
  backdrop-filter: blur(6px);
  background-color: rgba(5, 2, 12, 0.88);
  display: flex;
  flex-direction: column;
  gap: 16px;
  inset: 0;
  justify-content: center;
  padding: 24px;
  position: fixed;
  z-index: 1001;
}

.lightbox[hidden] { display: none; }

.lightbox-frame {
  background: linear-gradient(160deg, #3b3447, #1b1626);
  border-radius: 12px;
  box-shadow: 0 0 30px rgba(var(--rgb-cyan), 0.4), inset 0 2px 0 rgba(255, 255, 255, 0.14);
  max-height: 78vh;
  padding: 14px;
}

.lightbox-frame img {
  border-radius: 6px;
  display: block;
  max-height: calc(78vh - 28px);
  max-width: min(86vw, 560px);
  object-fit: contain;
}

.lightbox-controls {
  display: flex;
  gap: 14px;
}

/* Botón de silencio (inyectado por js/sonido.js) */
.sound-toggle {
  background-color: var(--panel-bg-deep);
  border: 2px solid var(--neon-cyan);
  bottom: 16px;
  clip-path: var(--clip-chip);
  color: var(--pastel-cyan);
  cursor: pointer;
  font-family: var(--font-hud);
  font-size: 0.5rem;
  left: 16px;
  padding: 8px 10px;
  position: fixed;
  z-index: 998;
}

.sound-toggle.is-muted {
  border-color: var(--text-dim);
  color: var(--text-dim);
}

.sound-toggle:hover {
  background-color: var(--neon-cyan);
  color: var(--void);
}

/* Texto HUD pequeño (etiquetas de interfaz) */
.hud-label {
  color: var(--text-dim);
  font-family: var(--font-hud);
  font-size: 0.5rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

@keyframes blink {
  50% { opacity: 0; }
}

.cursor-blink {
  animation: blink 1s step-end infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.9; }
}

/* Inclinaciones sutiles: nada perfectamente alineado */
.tilt-l  { transform: rotate(-1deg); }
.tilt-r  { transform: rotate(0.8deg); }
.tilt-l2 { transform: rotate(-1.8deg); }

/* Texto vertical gigante (lateral de sección) */
.mega-vertical {
  color: transparent;
  -webkit-text-stroke: 1px rgba(var(--rgb-purple), 0.55);
  font-family: var(--font-hud);
  font-size: 2.4rem;
  letter-spacing: 8px;
  pointer-events: none;
  text-orientation: mixed;
  text-transform: uppercase;
  user-select: none;
  white-space: nowrap;
  writing-mode: vertical-rl;
}

/* Toast de notificación de logro (lo crea el JS) */
.toast {
  animation: toast-in 0.3s ease, blink 0.8s step-end 3;
  background-color: var(--panel-bg-deep);
  border: 2px solid var(--neon-yellow);
  bottom: 36px;
  color: var(--pastel-yellow);
  filter: drop-shadow(0 0 10px rgba(var(--rgb-yellow), 0.5));
  font-family: var(--font-hud);
  font-size: 0.6rem;
  left: 50%;
  padding: 14px 20px;
  position: fixed;
  text-transform: uppercase;
  transform: translateX(-50%);
  z-index: 1000;
}

@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

/* Konami: giro de barril */
body.barrel {
  animation: barrel-roll 1.2s ease-in-out;
}

@keyframes barrel-roll {
  from { transform: rotate(0); }
  to   { transform: rotate(360deg); }
}

/* =========================================
   EASTER EGG: EL ATARDECER (body.sunset)
   La simulación cambia a hora dorada
   ========================================= */
body.sunset {
  --rgb-cyan: 255, 176, 86;
  --rgb-purple: 255, 110, 96;
  --rgb-blue: 255, 142, 118;
  --pastel-cyan: #f5d4ae;
  --pastel-purple: #f5beb0;
  --pastel-blue: #f2cabb;
  background-image:
    radial-gradient(1.5px 1.5px at 30px 40px, rgba(245, 212, 174, 0.9), transparent 60%),
    radial-gradient(1px 1px at 120px 90px, rgba(242, 184, 222, 0.8), transparent 60%),
    radial-gradient(1.5px 1.5px at 200px 160px, rgba(245, 190, 176, 0.7), transparent 60%),
    radial-gradient(1px 1px at 70px 210px, rgba(232, 226, 245, 0.5), transparent 60%),
    radial-gradient(ellipse 60% 38% at 50% 100%, rgba(255, 120, 70, 0.45), transparent),
    linear-gradient(180deg, #160a26 0%, #3d1238 55%, #7a2440 100%);
  background-size: 260px 260px, 260px 260px, 260px 260px, 260px 260px, 100% 100%, 100% 100%;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}