:root {
  --bg: #000;
  --card: #111214;
  --card-2: #1b1c20;
  --line: #2c2e34;
  --text: #e9e9ea;
  --muted: #9a9ca3;
  --accent: #ffd23f;
  --accent-ink: #1a1400;
  --green: #3ddc54;
  --danger: #ff5a5a;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overscroll-behavior: none;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
}

/* ---- Pantalla del juego ---------------------------------------------- */

#stage {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--safe-t) var(--safe-r) var(--safe-b) var(--safe-l);
  touch-action: none;
}

#screen {
  display: block;
  width: min(100%, calc((100dvh - var(--safe-t) - var(--safe-b)) * 1.6));
  aspect-ratio: 16 / 10;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background: #000;
}

/* En vertical la pantalla baja un poco para dejar arriba los botones de
   pausa y menú (abajo chocarían con los controles táctiles) */
@media (orientation: portrait) {
  #stage { align-items: flex-start; padding-top: calc(var(--safe-t) + 56px); }
}

#fps {
  position: fixed;
  left: calc(var(--safe-l) + 6px);
  bottom: calc(var(--safe-b) + 6px);
  z-index: 30;
  font: 11px/1.3 ui-monospace, Menlo, monospace;
  color: var(--green);
  background: rgba(0, 0, 0, 0.6);
  padding: 2px 6px;
  border-radius: 4px;
  pointer-events: none;
}

/* ---- Controles táctiles ---------------------------------------------- */

.touch-layer {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  --tc-opacity: 0.45;
}

.touch-layer[hidden] { display: none; }

.tc {
  position: absolute;
  pointer-events: auto;
  touch-action: none;
  opacity: var(--tc-opacity);
  border-radius: 50%;
}

.touch-layer.no-pad .tc, .tc[hidden] { display: none; }

.tc-dpad {
  background: radial-gradient(circle, rgba(255,255,255,0.10) 0 34%, rgba(255,255,255,0.18) 35% 100%);
  border: 2px solid rgba(255, 255, 255, 0.55);
}

.dpad-arrow {
  position: absolute;
  width: 30%;
  height: 30%;
  display: grid;
  place-items: center;
  color: #fff;
}
.dpad-arrow svg { width: 80%; height: 80%; fill: currentColor; }
.dpad-arrow.up { top: 2%; left: 35%; }
.dpad-arrow.down { bottom: 2%; left: 35%; }
.dpad-arrow.left { left: 2%; top: 35%; }
.dpad-arrow.right { right: 2%; top: 35%; }
.dpad-arrow.active { color: var(--accent); }

.dpad-knob {
  position: absolute;
  left: 35%;
  top: 35%;
  width: 30%;
  height: 30%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  pointer-events: none;
}

.tc-fire {
  display: grid;
  place-items: center;
  background: rgba(255, 60, 60, 0.45);
  border: 2px solid rgba(255, 255, 255, 0.6);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 13px;
}
.tc-fire.active { background: rgba(255, 210, 63, 0.85); color: var(--accent-ink); }

/* Jugador 2: en azul, para distinguirlo del jugador 1 */
.tc-dpad.p2 { border-color: rgba(120, 190, 255, 0.75); }
.tc-dpad.p2 .dpad-knob { background: rgba(120, 190, 255, 0.6); }
.tc-fire.p2 { background: rgba(60, 130, 255, 0.45); border-color: rgba(170, 210, 255, 0.7); }

/* Etiqueta J1/J2: solo cuando hay controles de los dos jugadores */
.tc-tag {
  display: none;
  position: absolute;
  font: 800 11px/1 system-ui, sans-serif;
  color: #fff;
  pointer-events: none;
}
.touch-layer.two-players .tc-tag { display: block; }
.tc-dpad .tc-tag { right: 6%; bottom: 6%; }
.tc-fire { grid-template-rows: 1fr; }
.tc-fire > span:first-child { grid-area: 1 / 1; }
.tc-fire .tc-tag { position: static; grid-area: 1 / 1; align-self: end; margin-bottom: 18%; }

.tc-bar {
  position: absolute;
  top: calc(var(--safe-t) + 8px);
  right: calc(var(--safe-r) + 8px);
  display: flex;
  gap: 8px;
  pointer-events: auto;
}

.tc-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  display: grid;
  place-items: center;
  padding: 0;
  opacity: 0.7;
  touch-action: none;
  cursor: pointer;
}
.tc-btn svg { width: 20px; height: 20px; fill: currentColor; }


.touch-layer.editing .tc {
  opacity: max(var(--tc-opacity), 0.6);
  outline: 2px dashed var(--accent);
  outline-offset: 4px;
  cursor: grab;
}
.touch-layer.editing .tc-bar { display: none; }
.touch-layer.editing .tc.dragging { cursor: grabbing; outline-style: solid; }

/* ---- Editor de controles ---------------------------------------------- */

.editor {
  position: fixed;
  z-index: 20;
  left: 50%;
  top: calc(var(--safe-t) + 8px);
  /* --ed-y: desplazamiento al arrastrar el panel para apartarlo */
  transform: translate(-50%, var(--ed-y, 0px));
  transition: transform 0.25s ease;
  width: min(440px, calc(100% - 24px));
  max-height: calc(100dvh - var(--safe-t) - var(--safe-b) - 16px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: rgba(17, 18, 20, 0.92);
  border: 1px solid var(--line);
  border-radius: 14px;
  backdrop-filter: blur(6px);
}
.editor.dragging { transition: none; }
.editor-head { padding: 8px 14px 0; touch-action: none; cursor: grab; }
.editor-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0 14px 4px;
}
.editor-handle {
  flex: none;
  display: grid;
  justify-items: center;
  gap: 3px;
  padding: 6px 12px 8px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  touch-action: none;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}
.editor-handle .grip { width: 44px; height: 5px; border-radius: 3px; background: #5a5d66; }
.editor-handle:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.editor.dragging .editor-head, .editor.dragging .editor-handle { cursor: grabbing; }
.editor[hidden] { display: none; }
.editor-head { display: flex; align-items: center; gap: 8px; }
.editor-head .btn { cursor: pointer; }
.editor-head strong { font-size: 15px; }
.badge {
  font-size: 12px;
  color: var(--accent);
  border: 1px solid rgba(255, 210, 63, 0.4);
  border-radius: 999px;
  padding: 1px 8px;
}
.btn.icon { margin-left: auto; min-height: 34px; width: 40px; padding: 0; font-size: 16px; }
.editor.collapsed .editor-body { display: none; }
.editor-hint { margin: 6px 0; color: var(--muted); font-size: 13px; }
.editor .row-buttons { margin-bottom: 6px; }
.editor .check { margin: 4px 0; font-size: 14px; }
.ed-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 14px; }
.editor .slider { margin: 6px 0; }
.editor:not(.two-players) .p2-only { display: none; }
.presets { border-top: 1px solid var(--line); margin-top: 8px; padding-top: 4px; }
.preset-row { display: flex; gap: 8px; margin-top: 8px; }
.preset-row select, .preset-row input {
  flex: 1 1 auto;
  min-width: 0;
  font: inherit;
  font-size: 16px; /* evita el zoom automático de iOS */
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
}
.preset-row .btn { flex: none; }

@media (orientation: landscape) and (max-height: 500px) {
  .editor { width: min(400px, 52%); }
  .editor-head { padding: 6px 12px 0; }
  .editor-body { padding: 0 12px 2px; }
  .editor-handle { padding: 4px 12px 6px; }
  .editor-hint { display: none; }
  .editor .slider { margin: 2px 0; }
  .preset-row { margin-top: 6px; }
  .preset-row .btn, .editor .row-buttons .btn { min-height: 36px; padding: 6px 10px; }
}

/* ---- Menú de configuración --------------------------------------------- */

.menu {
  position: fixed;
  inset: 0;
  z-index: 40;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background: rgba(0, 0, 0, 0.82);
  padding: calc(var(--safe-t) + 16px) calc(var(--safe-r) + 12px) calc(var(--safe-b) + 24px) calc(var(--safe-l) + 12px);
  user-select: text;
  -webkit-user-select: text;
}
.menu[hidden] { display: none; }

.menu-card {
  width: min(560px, 100%);
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 18px 14px;
}

.menu-head { display: flex; gap: 14px; align-items: center; margin-bottom: 14px; }
.logo { width: 56px; height: 56px; border-radius: 12px; image-rendering: pixelated; }
h1 { margin: 0; font-size: 30px; letter-spacing: 0.18em; color: var(--accent); line-height: 1.1; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 16px 0 6px; }
.sub { margin: 2px 0 0; color: var(--muted); font-size: 13px; }

.btn {
  font: inherit;
  font-weight: 600;
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 14px;
  min-height: 42px;
  cursor: pointer;
}
.btn:hover { border-color: #444851; }
.btn:focus-visible, .tabs button:focus-visible, .key-slot:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.danger { color: var(--danger); }
.btn:disabled, .preset-row select:disabled { opacity: 0.45; cursor: default; }
.btn.play {
  width: 100%;
  font-size: 20px;
  min-height: 56px;
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
  letter-spacing: 0.04em;
}
.btn.quit { width: 100%; margin-top: 8px; color: var(--danger); }
.btn.quit[hidden] { display: none; }
.hint { margin: 6px 0 0; color: var(--muted); font-size: 13px; text-align: center; min-height: 1em; }

.tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  margin: 16px 0 12px;
  background: var(--card-2);
  padding: 4px;
  border-radius: 12px;
}
.tabs button {
  font: inherit;
  font-size: 14px;
  color: var(--muted);
  background: none;
  border: 0;
  border-radius: 9px;
  padding: 8px 4px;
  cursor: pointer;
}
.tabs button.active { background: var(--line); color: var(--text); font-weight: 600; }

.panel[hidden] { display: none; }

.field { display: grid; gap: 4px; margin: 10px 0; font-size: 14px; color: var(--muted); }
.field select, .field input {
  font: inherit;
  font-size: 16px; /* evita el zoom automático de iOS */
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 10px;
  width: 100%;
}
.field[hidden] { display: none; }

.slider { display: grid; grid-template-columns: 1fr auto; gap: 2px 8px; margin: 10px 0; font-size: 14px; color: var(--muted); }
.slider input { grid-column: 1 / -1; width: 100%; accent-color: var(--accent); }
.slider output { color: var(--text); font-variant-numeric: tabular-nums; }

.check { display: flex; align-items: center; gap: 10px; margin: 10px 0; min-height: 32px; cursor: pointer; }
.check input { width: 22px; height: 22px; accent-color: var(--accent); }

.note { color: var(--muted); font-size: 13px; margin: 10px 0; }

.row-buttons { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.row-buttons .btn { flex: 1 1 auto; }

.keymap { display: grid; gap: 6px; }
.key-row { display: grid; grid-template-columns: 1fr 92px 92px; gap: 6px; align-items: center; font-size: 14px; }
.key-slot {
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 36px;
  padding: 4px 6px;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.key-slot.empty { color: var(--muted); font-weight: 400; }
.key-slot.listening { border-color: var(--accent); color: var(--accent); }

.scores { margin: 6px 0; padding: 0; list-style: none; font: 15px/1.9 ui-monospace, Menlo, Consolas, monospace; }
.scores li { display: grid; grid-template-columns: 2.2em 4em 1fr; border-bottom: 1px solid var(--line); }
.scores li span:last-child { text-align: right; color: var(--accent); }
.scores .empty { display: block; color: var(--muted); font-family: inherit; }

.menu-foot { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 10px; }
.credits { color: #6c6e75; font-size: 12px; margin: 8px 0 0; }

.toast {
  position: fixed;
  z-index: 60;
  left: 50%;
  bottom: calc(var(--safe-b) + 24px);
  transform: translateX(-50%);
  background: var(--card-2);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 14px;
  max-width: calc(100% - 32px);
}
.toast[hidden] { display: none; }

@media (max-width: 380px) {
  .key-row { grid-template-columns: 1fr 78px 78px; font-size: 13px; }
  h1 { font-size: 26px; }
}