:root {
  --plum: #2b1b2f;
  --plum-2: #4a2c4f;
  --cream: #fff4e4;
  --coral: #ef6f6c;
  --gold: #f2c14e;
  --rose: #ff9fb0;
  --u: 2px; /* tamaño de 1 pixel del juego, lo ajusta game.js */
  --font: "Press Start 2P", ui-monospace, "Courier New", monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--plum);
  color: var(--cream);
  font-family: var(--font);
  overflow: hidden;
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

#app {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: env(safe-area-inset-top, 0px) env(safe-area-inset-right, 0px) env(safe-area-inset-bottom, 0px) env(safe-area-inset-left, 0px);
  background:
    radial-gradient(circle at 50% 40%, #4a2c4f 0%, var(--plum) 70%);
}

body.touch.portrait #app { padding-bottom: 190px; }

#stage {
  position: relative;
  width: 640px;
  height: 384px;
  box-shadow: 0 0 0 calc(var(--u) * 2) var(--plum), 0 0 0 calc(var(--u) * 3) #6b4a6e;
}

#game {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.hidden { display: none !important; }

/* ---------- HUD ---------- */
#hud {
  position: absolute;
  top: calc(var(--u) * 4);
  left: calc(var(--u) * 4);
  right: calc(var(--u) * 4);
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 4);
  pointer-events: none;
  font-size: max(9px, calc(var(--u) * 6));
}
.hud-box {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 2);
  background: rgba(43, 27, 47, 0.78);
  border: calc(var(--u) * 1) solid var(--cream);
  padding: calc(var(--u) * 2) calc(var(--u) * 3);
  line-height: 1;
}
#hud-score { color: var(--gold); }
#hud-items { margin-left: auto; margin-right: max(40px, calc(var(--u) * 20)); gap: calc(var(--u) * 2); }
#hud img, #toast img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}
#hud-heart-icon { width: max(11px, calc(var(--u) * 7)); }
#hud-items img { height: max(12px, calc(var(--u) * 8)); opacity: 0.25; filter: grayscale(1); transition: opacity .3s, filter .3s; }
#hud-items img.got { opacity: 1; filter: none; }

/* ---------- Banner de sección ---------- */
#banner {
  position: absolute;
  top: calc(var(--u) * 24);
  left: 50%;
  transform: translateX(-50%);
  background: var(--cream);
  color: var(--plum);
  border: calc(var(--u) * 1) solid var(--plum);
  box-shadow: calc(var(--u) * 2) calc(var(--u) * 2) 0 rgba(43, 27, 47, 0.5);
  padding: calc(var(--u) * 3) calc(var(--u) * 6);
  font-size: max(10px, calc(var(--u) * 7));
  white-space: nowrap;
  pointer-events: none;
  animation: pop .35s steps(4);
}

/* ---------- Mensaje de recuerdo ---------- */
#toast {
  position: absolute;
  left: 50%;
  top: calc(var(--u) * 44);
  transform: translateX(-50%);
  width: min(92%, calc(var(--u) * 250));
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 6);
  background: var(--plum);
  border: calc(var(--u) * 2) solid var(--cream);
  outline: calc(var(--u) * 1) solid var(--plum);
  padding: calc(var(--u) * 6) calc(var(--u) * 8);
  pointer-events: none;
  animation: pop .35s steps(4);
}
#toast.out { animation: fadeout .5s steps(5) forwards; }
#toast-icon { width: max(26px, calc(var(--u) * 18)); flex: none; }
#toast-text {
  margin: 0;
  font-size: max(10px, calc(var(--u) * 6.5));
  line-height: 1.7;
  color: var(--cream);
}

/* ---------- Diálogo final ---------- */
#dialog {
  position: absolute;
  left: calc(var(--u) * 8);
  right: calc(var(--u) * 8);
  top: calc(var(--u) * 12);
  min-height: calc(var(--u) * 40);
  background: var(--plum);
  border: calc(var(--u) * 2) solid var(--cream);
  outline: calc(var(--u) * 1) solid var(--plum);
  padding: calc(var(--u) * 8) calc(var(--u) * 10);
  cursor: pointer;
  animation: pop .3s steps(4);
}
#dlg-name {
  position: absolute;
  top: calc(var(--u) * -7);
  left: calc(var(--u) * 8);
  background: var(--coral);
  color: var(--cream);
  border: calc(var(--u) * 1) solid var(--cream);
  padding: calc(var(--u) * 2) calc(var(--u) * 4);
  font-size: max(9px, calc(var(--u) * 5.5));
}
#dlg-text {
  margin: calc(var(--u) * 2) 0 0;
  font-size: max(12px, calc(var(--u) * 8));
  line-height: 1.6;
  min-height: 1.6em;
}
#dlg-next {
  position: absolute;
  right: calc(var(--u) * 8);
  bottom: calc(var(--u) * 5);
  font-size: max(9px, calc(var(--u) * 5));
  color: var(--gold);
  animation: blink 0.8s steps(2) infinite;
}
#btn-vamos {
  display: block;
  margin: calc(var(--u) * 4) 0 0 auto;
  padding: 10px 22px;
}

/* ---------- Botones ---------- */
.btn {
  font-family: var(--font);
  font-size: max(13px, calc(var(--u) * 8));
  color: var(--plum);
  background: var(--gold);
  border: 3px solid var(--plum);
  box-shadow: 0 0 0 3px var(--cream), 5px 5px 0 3px rgba(0, 0, 0, 0.35);
  padding: 14px 26px;
  cursor: pointer;
  touch-action: manipulation;
}
.btn:hover { background: #ffd56e; }
.btn:active { transform: translate(2px, 2px); box-shadow: 0 0 0 3px var(--cream), 2px 2px 0 3px rgba(0, 0, 0, 0.35); }
.btn:focus-visible { outline: 3px dashed var(--rose); outline-offset: 7px; }
.btn.small { font-size: 11px; padding: 10px 16px; background: var(--cream); }

/* ---------- Pantallas de inicio y final ---------- */
.screen {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 24px;
  text-align: center;
}
#title-screen {
  background: rgba(43, 27, 47, 0.62);
}
#title-text {
  margin: 0;
  font-size: clamp(20px, 6vw, 44px);
  line-height: 1.25;
  color: var(--cream);
  text-shadow: 3px 3px 0 var(--coral), 6px 6px 0 var(--plum);
  font-weight: normal;
}
#title-sprite {
  width: 64px;
  height: 96px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  animation: bob 1.2s steps(2) infinite;
}
#title-sub {
  margin: 0;
  font-size: clamp(10px, 2.4vw, 15px);
  line-height: 1.7;
  color: var(--rose);
}
#title-help {
  margin: 4px 0 0;
  font-size: 10px;
  line-height: 1.8;
  color: rgba(255, 244, 228, 0.7);
  max-width: 34em;
}

#end-screen {
  pointer-events: none;
  background: linear-gradient(to bottom, transparent 30%, rgba(43, 27, 47, 0.28) 100%);
  justify-content: flex-end;
  padding-bottom: max(9vh, 40px);
  gap: 20px;
}
#end-screen .btn { pointer-events: auto; }
.end-line {
  margin: 0;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 1.4s ease, transform 1.4s ease;
  text-shadow: 3px 3px 0 var(--plum);
}
.end-line.show { opacity: 1; transform: none; }
#end-1 { font-size: clamp(18px, 5vw, 38px); color: var(--cream); }
#end-2 { font-size: clamp(16px, 4vw, 30px); color: var(--gold); }
#end-3 { font-size: clamp(10px, 2.4vw, 16px); color: var(--cream); line-height: 1.8; max-width: 30em; text-shadow: 2px 2px 0 var(--plum); }
#btn-replay { margin-top: 12px; text-shadow: none; }

/* ---------- Botón de sonido ---------- */
#btn-sound {
  position: fixed;
  z-index: 30;
  top: calc(env(safe-area-inset-top, 0px) + 10px);
  right: calc(env(safe-area-inset-right, 0px) + 10px);
  width: 44px;
  height: 44px;
  font-family: var(--font);
  font-size: 16px;
  color: var(--plum);
  background: var(--cream);
  border: 3px solid var(--plum);
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.35);
  cursor: pointer;
}
#btn-sound.off { background: #9c8a9a; text-decoration: line-through; }
#btn-sound:focus-visible { outline: 3px dashed var(--rose); outline-offset: 3px; }

/* ---------- Controles táctiles ---------- */
#touch {
  position: fixed;
  z-index: 10;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 0 calc(env(safe-area-inset-right, 0px) + 18px) calc(env(safe-area-inset-bottom, 0px) + 18px) calc(env(safe-area-inset-left, 0px) + 18px);
  pointer-events: none;
}
.touch-left { display: flex; gap: 14px; }
.tbtn {
  pointer-events: auto;
  touch-action: none;
  width: 84px;
  height: 84px;
  font-family: var(--font);
  font-size: 26px;
  color: var(--plum);
  background: rgba(255, 244, 228, 0.72);
  border: 4px solid var(--plum);
  border-radius: 50%;
  box-shadow: 0 5px 0 rgba(43, 27, 47, 0.55);
}
.tbtn.jump { width: 96px; height: 96px; background: rgba(242, 193, 78, 0.85); }
.tbtn.on { transform: translateY(4px); box-shadow: 0 1px 0 rgba(43, 27, 47, 0.55); background: var(--cream); }
@media (max-height: 420px) and (orientation: landscape) {
  .tbtn { width: 72px; height: 72px; font-size: 22px; opacity: 0.85; }
  .tbtn.jump { width: 84px; height: 84px; }
}

/* ---------- Animaciones ---------- */
@keyframes pop {
  from { transform: translateX(-50%) scale(0.6); opacity: 0; }
  to { transform: translateX(-50%) scale(1); opacity: 1; }
}
#dialog { animation-name: popd; }
@keyframes popd { from { transform: scale(0.85); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes fadeout { to { opacity: 0; } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes bob { 50% { transform: translateY(-6px); } }

@media (prefers-reduced-motion: reduce) {
  #title-sprite, #dlg-next { animation: none; }
  .end-line { transition-duration: .2s; }
}