/* ═══ Tetris — design system jeux.html ═══ */
.jeu-v-wrap { max-width: 520px; margin: 0 auto; }
#game-content { overflow: hidden; }

/* ── Variables de jeu ── */
:root {
  --tr-board-bg: #111827;
  --tr-border:   #1e2a40;
  --tr-glow:     rgba(109, 92, 255, .22);
  --tr-cyan:     #00d4ff;
  --tr-magenta:  #ff00aa;
  --tr-yellow:   #ffdd00;
}

/* ── Panneau Hold / Suivant ── */
.tr-panel {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--r);
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.tr-panel-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--tx3);
  font-family: var(--mono);
}

#hold-canvas,
#next-canvas {
  display: block;
  width: min(100%, 84px);
  height: auto;
  image-rendering: pixelated;
}

/* ── Plateau ── */
.tr-side-panel {
  width: 68px;
  flex-shrink: 0;
}

.tr-board {
  flex: 1;
  min-width: 0;
}

#main-canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 2;
  border-radius: 14px;
  border: 2px solid var(--tr-border);
  box-shadow: 0 0 32px var(--tr-glow), inset 0 0 40px rgba(0, 0, 0, .5);
  touch-action: none;
  image-rendering: pixelated;
  background: var(--tr-board-bg);
}

/* ── Boutons de contrôle ── */
.btn {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 10px 8px;
  border: 1px solid var(--bd2);
  border-radius: var(--r);
  background: var(--cd);
  color: var(--tx);
  cursor: pointer;
  transition: transform .12s ease, filter .12s ease;
  text-transform: uppercase;
  box-shadow: var(--s1);
}

.btn:hover { filter: brightness(1.05); transform: translateY(-1px); }
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--a1);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 2px 8px rgba(109, 92, 255, .2);
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 14px rgba(109, 92, 255, .28);
}

.btn-sound.off { opacity: .45; }

/* ── Contrôles tactiles ── */
.touch-controls {
  width: 100%;
  max-width: 320px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 10px;
  background: var(--cd2);
  border: 1px solid var(--bd);
  border-radius: var(--r);
}

.touch-btn {
  min-height: 48px;
  border-radius: 10px;
  border: 1px solid var(--bd2);
  background: var(--cd);
  color: var(--tx);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: var(--s1);
  transition: filter .1s ease, transform .1s ease;
  -webkit-tap-highlight-color: transparent;
}

.touch-btn:active { transform: scale(.96); filter: brightness(.95); }

.touch-btn-wide { grid-column: span 3; }

.touch-btn-secondary {
  background: var(--a1s);
  border-color: rgba(109, 92, 255, .2);
  color: var(--a1);
}

.dk .touch-btn-secondary {
  background: rgba(168, 152, 255, .1);
  border-color: rgba(168, 152, 255, .25);
  color: var(--a1);
}

/* ── Overlays ── */
.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, .6);
  backdrop-filter: blur(12px);
  z-index: 500;
  padding: 20px;
}

.overlay.hidden { display: none; }

.overlay-card {
  width: min(100%, 360px);
  background: var(--cd);
  border: 1px solid var(--bd);
  border-radius: var(--r2);
  padding: 24px 18px;
  box-shadow: var(--s4);
  text-align: center;
}

.overlay-title {
  font-family: var(--mono);
  font-size: clamp(1.6rem, 7vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.overlay-title.game-over { color: var(--dg); }
.overlay-title.paused    { color: var(--wn); }
.overlay-title.start     { color: var(--a1); }

.overlay-score {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--tx2);
  margin-bottom: 14px;
}

.overlay-score span,
.high-score-display {
  color: var(--a1);
  font-weight: 700;
}

.high-score-display { margin-bottom: 10px; font-size: 13px; }

.overlay-btn {
  width: min(100%, 200px);
  margin-inline: auto;
  display: block;
  padding: 11px 16px;
  font-size: 13px;
}

/* ── Aide contrôles (dans les overlays) ── */
.controls-help {
  margin-top: 16px;
  padding: 12px;
  background: var(--sf2);
  border: 1px solid var(--bd);
  border-radius: var(--r);
  text-align: left;
}

.controls-help-title {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--tx2);
  margin-bottom: 10px;
  font-family: var(--mono);
}

.controls-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  align-items: center;
  font-size: 12px;
  color: var(--tx2);
}

.key {
  display: inline-block;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  padding: 3px 6px;
  border-radius: 5px;
  background: var(--bg2);
  border: 1px solid var(--bd2);
  color: var(--tx);
}

/* ── Boutons toggle (mode clair / prévisualisation) ── */
.tr-icon-btn {
  padding: 4px 9px;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .03em;
  opacity: .65;
  transition: opacity .15s, background .15s, border-color .15s, color .15s;
}

.tr-icon-btn.tr-toggle-active {
  opacity: 1;
  background: var(--a1s, rgba(109,92,255,.12));
  border-color: rgba(109, 92, 255, .4);
  color: var(--a1);
}

/* ── Animations (requises par le JS) ── */
.shake { animation: shake .3s ease-out; }
.line-flash { animation: lineFlash .3s ease-out; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-5px); }
  40%       { transform: translateX(5px); }
  60%       { transform: translateX(-3px); }
  80%       { transform: translateX(3px); }
}

@keyframes lineFlash {
  0%   { filter: brightness(2); }
  100% { filter: brightness(1); }
}

/* ── HTML page overlays (démarrage / fin) ── */
.jvtr-overlay {
  position: absolute;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  background: var(--cd, #fff);
  border-radius: var(--r2, 14px);
  overflow: hidden;
}

.jvtr-overlay.hidden { display: none; }

.jvtr-overlay > .snk-screen {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.jvtr-overlay .snk-screen {
  justify-content: center;
  align-items: center;
  padding-top: 20px;
  padding-bottom: 20px;
  width: 100%;
  min-height: 100%;
  box-sizing: border-box;
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .jeu-v-wrap { max-width: none; }
  .controls-grid { grid-template-columns: 1fr; }
}