/* Full-bleed canvas with letterbox background. Kaplay scales the 16:9 game canvas to
   fit the viewport (letterbox: true), keeping aspect ratio; the body color shows in the
   bars. */

/* Pixel UI font (same file Kaplay loads as "pixel" — see src/assets.js). Used for the DOM
   overlays so the HTML UI matches the pixel-art canvas. CSS falls back per-glyph to the
   system font, so emoji in these elements (📲 🎵 🔊 ❤️) still render in colour. */
@font-face {
  font-family: "PixelifySans";
  src: url("assets/fonts/PixelifySans.woff2") format("woff2");
  font-display: swap;
}

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

html,
body {
  width: 100%;
  /* Track the *actually visible* viewport. On iOS Safari `100%`/`100vh` resolve against the
     large viewport (as if the toolbars were hidden), so the letterboxed 16:9 canvas was
     centred in a box taller than the screen and its top edge slipped under the status/URL
     bar. `100dvh` follows the live visible height, so the game fits without that clip. */
  height: 100vh; /* fallback for browsers without dvh */
  height: 100dvh;
  overflow: hidden;
  background: #26325c; /* deep blue letterbox bars */
  /* Disable touch gestures (scroll/zoom) that would interfere with game controls. */
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* The <main> landmark wraps the canvas purely for accessibility. It MUST be a real box that
   fills the viewport — NOT `display: contents`. Kaplay sizes its canvas/backbuffer from the
   canvas's PARENT element dimensions; a `display: contents` wrapper generates no box (0×0), so
   Kaplay read 0 and set a 0×0 backbuffer → blank screen on desktop (the menu never drew). A real
   block sized to the live viewport (`100dvh` tracks iOS's visible height, preserving the no-clip
   fix) gives the parent definite dimensions, and #game's height:100% resolves against it. */
main#app {
  display: block;
  width: 100vw;
  height: 100vh; /* fallback for browsers without dvh */
  height: 100dvh;
}

/* Off-screen but exposed to assistive tech — for the document <h1> inside <main>. */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

#game {
  display: block;
  width: 100%;
  height: 100%; /* resolves against main#app, which is a real 100dvh box (see its rule above) */
  outline: none; /* focusable (tabindex) for keyboard, but no focus ring around the canvas */
}

/* --- Rotate-device overlay --------------------------------------------------
   Only relevant on touch devices (coarse pointer) held in portrait. On desktop
   (fine pointer) it stays hidden regardless of window proportions. */
#rotate-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: #26325c;
  color: #fff8f0;
  font-family: "PixelifySans", sans-serif;
  text-align: center;
  z-index: 50; /* portrait warning stays above the gameplay modals + fade */
}

.rotate-inner {
  padding: 24px;
}

.rotate-icon {
  font-size: 64px;
  margin-bottom: 16px;
  animation: rotate-hint 1.6s ease-in-out infinite;
}

.rotate-inner p {
  font-size: 20px;
  opacity: 0.9;
}

@keyframes rotate-hint {
  0%,
  100% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(90deg);
  }
}

@media (orientation: portrait) and (pointer: coarse) {
  #rotate-overlay {
    display: flex;
  }
}

/* --- On-screen touch controls ----------------------------------------------
   A full-viewport, click-through layer; only the buttons capture input. Hidden by
   default and revealed only DURING GAMEPLAY (body.playing) on coarse-pointer (touch)
   devices — so they never cover the menu's character cards. Offsets respect the iOS
   safe area (notch / home indicator) so nothing falls off-screen in landscape. */
#touch-controls {
  position: fixed;
  inset: 0;
  display: none;
  pointer-events: none; /* layer is transparent to input… */
  z-index: 5; /* above canvas, below the portrait rotate-overlay */
}

/* Shared look for every touch button: translucent at rest (unobtrusive over the art),
   solid gold while pressed (.is-active is toggled in src/controls.js). */
#touch-controls button {
  pointer-events: auto; /* …but the buttons themselves are tappable */
  position: absolute;
  border: 1.5px solid rgba(255, 248, 240, 0.5); /* soft light edge → reads on any backdrop */
  color: #fff8f0;
  background: rgba(38, 50, 92, 0.32); /* deep blue, mostly transparent at rest */
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.28);
  font-size: 34px;
  line-height: 1;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.08s ease, transform 0.08s ease, opacity 0.12s ease;
}
#touch-controls button.is-active {
  background: rgba(212, 175, 55, 0.85); /* gold while pressed */
  border-color: rgba(212, 175, 55, 0.9);
  color: #26325c;
  transform: scale(0.94);
}

/* Direction pad: a single slim horizontal pill, bottom-left, holding the two halves. */
#dpad {
  position: absolute;
  bottom: calc(22px + env(safe-area-inset-bottom, 0px));
  left: calc(22px + env(safe-area-inset-left, 0px));
  display: flex;
  pointer-events: none; /* the container is inert; its buttons capture input */
}
#dpad button {
  position: static; /* flow inside the pill instead of absolute corners */
  width: 76px;
  height: 66px;
  opacity: 0.9;
}
#btn-left {
  border-radius: 36px 6px 6px 36px; /* rounded outer (left) edge, flat inner seam */
  border-right-width: 0.75px;
}
#btn-right {
  border-radius: 6px 36px 36px 6px; /* rounded outer (right) edge, flat inner seam */
  border-left-width: 0.75px;
}

/* Jump: the primary action — a larger circle, bottom-right, with a warm gold accent. */
#btn-jump {
  bottom: calc(22px + env(safe-area-inset-bottom, 0px));
  right: calc(22px + env(safe-area-inset-right, 0px));
  width: 96px;
  height: 96px;
  border-radius: 50%;
  font-size: 40px;
  background: rgba(212, 175, 55, 0.26); /* hint of gold so it reads as "the action" */
}

@media (pointer: coarse) {
  body.playing #touch-controls {
    display: block;
  }
}

/* --- Audio toggles ------------------------------------------------
   Two top-right circular buttons (Music 🎵 + SFX 🔊), same translucent style as the
   touch controls. #music-toggle sits just left of #audio-toggle. */
#audio-toggle,
#music-toggle {
  position: fixed;
  top: calc(16px + env(safe-area-inset-top, 0px)); /* clear the iOS status bar / notch */
  width: 54px;
  height: 54px;
  border: none;
  border-radius: 50%;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  color: #fff8f0;
  background: rgba(38, 50, 92, 0.55);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 8; /* above the canvas + touch layer, below the modals */
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.08s ease, background 0.12s ease, opacity 0.12s ease;
}
#audio-toggle {
  right: calc(16px + env(safe-area-inset-right, 0px));
}
#music-toggle {
  right: calc(80px + env(safe-area-inset-right, 0px)); /* one button-width + gap left of SFX */
}
#audio-toggle:hover,
#music-toggle:hover {
  background: rgba(38, 50, 92, 0.75);
}
#audio-toggle:active,
#music-toggle:active {
  transform: scale(0.92);
}
#audio-toggle.is-muted,
#music-toggle.is-muted {
  opacity: 0.4; /* clearly "off" — and the only cue for 🎵, whose glyph doesn't change */
}

/* --- Pause button (top-left) ------------------------------------------------
   Same circular style as the audio toggles, mirrored to the left. Shown only during
   gameplay (body.playing); the in-canvas HUD name/level are nudged right to clear it. */
#pause-toggle {
  position: fixed;
  top: calc(16px + env(safe-area-inset-top, 0px));
  left: calc(16px + env(safe-area-inset-left, 0px));
  width: 54px;
  height: 54px;
  border: none;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: #fff8f0;
  background: rgba(38, 50, 92, 0.55);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 8; /* above canvas + touch layer, below the modals */
  display: none; /* revealed only during gameplay */
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.08s ease, background 0.12s ease;
}
body.playing #pause-toggle {
  display: flex;
}
#pause-toggle:hover {
  background: rgba(38, 50, 92, 0.75);
}
#pause-toggle:active {
  transform: scale(0.92);
}

/* Pause card: a heading + a column of full-width buttons. */
.pause-title {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 6px;
}
.pause-card .ui-btn {
  display: block;
  width: 100%;
  margin-top: 12px;
}

/* Settings card: labelled volume sliders + a full-width close button. */
.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  font-size: 18px;
}
.setting-row span {
  flex: none;
  min-width: 96px;
  text-align: left;
}
.setting-row input[type="range"] {
  flex: 1;
  accent-color: #d4af37; /* royal gold to match the buttons */
  height: 6px;
  cursor: pointer;
}
.settings-card .ui-btn {
  display: block;
  width: 100%;
  margin-top: 16px;
}
/* Destructive "Cancella i progressi" while armed (second tap confirms). */
.ui-btn.danger-armed {
  background: #c2410c; /* warm warning orange */
  color: #fff8f0;
  opacity: 1;
}

/* --- iOS "Aggiungi a Home" hint ---------------------------------------------
   Small dismissible banner (top-centre, clear of the status bar) nudging PWA install for
   true fullscreen on iPhone. Shown/hidden by src/ui/installHint.js (iOS Safari only). */
#install-hint {
  position: fixed;
  /* Bottom-centre: clear of the menu title/HUD up top, and it sits between the bottom-corner
     touch controls in gameplay (it also auto-dismisses — see src/ui/installHint.js). */
  bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: min(420px, calc(100% - 32px));
  padding: 10px 14px;
  background: rgba(38, 50, 92, 0.92);
  color: #fff8f0;
  border: 1px solid rgba(212, 175, 55, 0.6); /* gold edge */
  border-radius: 14px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
  /* Istruzione passo-passo: un sans-serif di sistema è più leggibile del pixel font qui (il
     resto della UI resta pixel). */
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.35;
  text-align: center;
  z-index: 9; /* above the canvas + audio toggles, below the modals (20+) */
  animation: overlay-in 0.2s ease-out;
}
#install-hint[hidden] {
  display: none;
}
.install-text {
  flex: 1;
}
/* Titolo del banner su riga propria, sopra il passo-passo. */
.install-text strong {
  display: block;
  margin-bottom: 2px;
}
#install-close {
  flex: none;
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 248, 240, 0.18);
  color: #fff8f0;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* --- Shared DOM overlays (Insert Coin §1, Receipt §2) -----------------------
   Full-screen scrim that centres a card over the canvas. Toggled via [hidden]. */
.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(20, 24, 47, 0.8); /* deep-blue scrim over the frozen game */
  z-index: 20;
  font-family: "PixelifySans", sans-serif;
  -webkit-tap-highlight-color: transparent;
  animation: overlay-in 0.18s ease-out;
}
.overlay[hidden] {
  display: none; /* override the display:flex above when hidden */
}

@keyframes overlay-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.overlay-card {
  background: #fff8f0;
  color: #26325c;
  border-radius: 20px;
  padding: 32px 28px;
  max-width: 460px;
  width: 100%;
  text-align: center;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  animation: card-pop 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.3);
}

@keyframes card-pop {
  from {
    transform: scale(0.85);
  }
  to {
    transform: scale(1);
  }
}

/* Shared button used inside the cards. */
.ui-btn {
  display: inline-block;
  margin-top: 18px;
  padding: 14px 26px;
  font-size: 20px;
  font-weight: 700;
  color: #26325c;
  background: #d4af37; /* royal gold */
  border: none;
  border-radius: 12px;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.08s ease, filter 0.12s ease;
}
.ui-btn:hover {
  filter: brightness(1.06);
}
.ui-btn:active {
  transform: scale(0.95);
}
.ui-btn.pay-btn {
  background: #25d366; /* WhatsApp green */
  color: #ffffff;
}
.ui-btn.ghost-btn {
  background: transparent;
  color: #26325c;
  font-weight: 600;
  opacity: 0.7;
}

/* Insert-coin card text. */
.coin-text {
  font-size: 22px;
  line-height: 1.5;
}
.coin-text strong {
  color: #c2410c; /* warm "debt" orange */
}
/* Lives line under the insert-coin text. */
.coin-lives {
  margin-top: 14px;
  font-size: 20px;
  color: #e7969a; /* rose, matching the in-game lives HUD */
}
.coin-lives span {
  font-weight: 700;
}

/* Game Over card — the only "hard" failure state (out of lives). */
.gameover-title {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: 3px;
  color: #c2410c;
  margin-bottom: 12px;
}
.gameover-note {
  font-size: 16px;
  opacity: 0.7;
}

/* Leaderboard card. */
.leaderboard-card {
  max-width: 420px;
}
.lb-prompt {
  font-size: 20px;
  margin-bottom: 10px;
}
.lb-prompt span {
  color: #d4af37;
  font-weight: 700;
}
#nickname-input {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  font-size: 20px;
  font-family: "PixelifySans", sans-serif;
  color: #26325c;
  background: #fff;
  border: 2px solid #d4af37;
  border-radius: 12px;
  text-align: center;
  outline: none;
}
#nickname-input:focus {
  border-color: #e7969a;
}
.lb-list {
  list-style: none;
  margin: 18px 0 6px;
  padding: 0;
  text-align: left;
}
.lb-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: 8px;
  font-size: 18px;
}
.lb-list li:nth-child(odd) {
  background: rgba(38, 50, 92, 0.06);
}
.lb-list li.lb-me {
  background: rgba(231, 150, 173, 0.28); /* rose tint for the player's own row */
  font-weight: 700;
}
.lb-rank {
  width: 26px;
  text-align: right;
  opacity: 0.6;
}
.lb-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lb-pts {
  color: #d4af37;
  font-weight: 700;
}
.lb-status {
  min-height: 22px;
  font-size: 16px;
  opacity: 0.8;
}

/* Receipt card — styled like a paper thermal receipt. */
.receipt-card {
  max-width: 360px;
  font-family: "Courier New", Courier, monospace;
  background: #fffdf7;
}
.receipt-head {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 4px;
}
.receipt-sub {
  font-size: 13px;
  opacity: 0.7;
  margin-top: 4px;
}
.receipt-rule {
  border-top: 2px dashed #26325c;
  opacity: 0.4;
  margin: 14px 0;
}
.receipt-line {
  font-size: 15px;
}
.receipt-total {
  font-size: 30px;
  font-weight: 700;
  margin-top: 6px;
  color: #c2410c;
}
.receipt-foot {
  font-size: 14px;
  opacity: 0.8;
}
.receipt-card .ui-btn {
  display: block;
  width: 100%;
  margin-top: 14px;
}

/* --- Scene-transition fade ---------------------------------------- */
#fade {
  position: fixed;
  inset: 0;
  background: #14182f;
  opacity: 0;
  pointer-events: none; /* purely visual; never traps input */
  transition: opacity 0.35s ease;
  z-index: 30; /* above modals so transitions cover them too */
}
#fade.is-visible {
  opacity: 1;
}