/* Uno Cards Styling & Animation */

.uno-card {
  position: relative;
  display: inline-block;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.22s ease, filter 0.22s ease;
  transform-origin: center bottom;
  touch-action: manipulation;
}

.uno-card-svg {
  display: block;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.45));
  transition: filter 0.2s ease;
}

/* Card in hand */
.hand-card {
  flex-shrink: 0;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
}

.hand-card:first-child {
  margin-left: 0;
}

.hand-card:hover, .hand-card:active {
  transform: translateY(-16px) scale(1.1) !important;
  z-index: 100 !important;
}

.hand-card:hover .uno-card-svg {
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.65));
}

.hand-card.focused-gamepad {
  transform: translateY(-22px) scale(1.18) !important;
  z-index: 200 !important;
}

.hand-card.focused-gamepad .uno-card-svg {
  outline: 4px solid #facc15 !important;
  outline-offset: 3px !important;
  filter: drop-shadow(0 0 22px rgba(250, 204, 21, 0.95)) !important;
}

/* Playable state */
.hand-card.playable .uno-card-svg {
  outline: 3px solid rgba(250, 204, 21, 0.85);
  outline-offset: 2px;
  animation: card-pulse 1.8s infinite alternate;
}

.hand-card.unplayable {
  opacity: 0.55;
  filter: grayscale(25%);
  cursor: not-allowed;
}

.hand-card.unplayable:hover {
  transform: translateY(-6px) scale(1.02) !important;
}

@keyframes card-pulse {
  0% {
    outline-color: rgba(250, 204, 21, 0.4);
    box-shadow: 0 0 10px rgba(250, 204, 21, 0.3);
  }
  100% {
    outline-color: rgba(250, 204, 21, 0.95);
    box-shadow: 0 0 20px rgba(250, 204, 21, 0.7);
  }
}

/* Draw pile deck 3D stack */
.draw-deck-container {
  position: relative;
  display: inline-block;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.draw-deck-container:hover {
  transform: scale(1.04);
}

.draw-deck-shadow-1,
.draw-deck-shadow-2,
.draw-deck-shadow-3,
.draw-deck-shadow-4 {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 14px;
  background: #090d16;
  border: 2px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
  transition: all 0.3s ease;
}

.draw-deck-shadow-1 {
  transform: translate(3px, 3px);
  z-index: 2;
}

.draw-deck-shadow-2 {
  transform: translate(6px, 6px);
  z-index: 1;
}

.draw-deck-shadow-3 {
  transform: translate(9px, 9px);
  z-index: 0;
}

.draw-deck-shadow-4 {
  transform: translate(12px, 12px);
  z-index: -1;
}

/* Thickness states */
.draw-deck-container.stack-thick .draw-deck-shadow-1 { transform: translate(3px, 3px); display: block; }
.draw-deck-container.stack-thick .draw-deck-shadow-2 { transform: translate(6px, 6px); display: block; }
.draw-deck-container.stack-thick .draw-deck-shadow-3 { transform: translate(9px, 9px); display: block; }

.draw-deck-container.stack-medium .draw-deck-shadow-1 { transform: translate(2px, 2px); display: block; }
.draw-deck-container.stack-medium .draw-deck-shadow-2 { transform: translate(5px, 5px); display: block; }
.draw-deck-container.stack-medium .draw-deck-shadow-3 { display: none; }

.draw-deck-container.stack-thin .draw-deck-shadow-1 { transform: translate(2px, 2px); display: block; }
.draw-deck-container.stack-thin .draw-deck-shadow-2 { display: none; }
.draw-deck-container.stack-thin .draw-deck-shadow-3 { display: none; }

.draw-deck-container.stack-empty .draw-deck-shadow-1,
.draw-deck-container.stack-empty .draw-deck-shadow-2,
.draw-deck-container.stack-empty .draw-deck-shadow-3 {
  display: none;
}

.draw-deck-top {
  position: relative;
  z-index: 3;
}

.draw-count-badge {
  position: absolute;
  bottom: -36px;
  left: 50%;
  transform: translateX(-50%);
  background: #090d16;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: 20px;
  z-index: 50;
  white-space: nowrap;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.7);
}

/* Dynamic wrapping hand on mobile */
.player-hand-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  max-width: 100%;
  width: 100%;
  padding: 6px;
  max-height: calc(100vh - 180px);
  max-height: calc(100dvh - 180px);
  overflow-y: auto;
  gap: 4px;
  /* iOS Safari: the hand is rebuilt on every state; without an own layer, WebKit sometimes
     skips painting the (filtered, animated) SVG cards until they are touched. */
  -webkit-overflow-scrolling: touch;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

.hand-size-large .hand-card {
  margin-left: -8px;
}
.hand-size-medium .hand-card {
  margin-left: -14px;
}
.hand-size-compact .hand-card {
  margin-left: -18px;
}
.hand-size-mini .hand-card {
  margin-left: -22px;
}

/* Discard pile growing stack */
.discard-deck-container {
  position: relative;
  display: inline-block;
  min-width: 160px;
  min-height: 240px;
}

.discard-under-cards {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.discard-under-card {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 14px;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.45));
  transition: transform 0.3s ease;
}

.discard-top-card {
  position: relative;
  z-index: 10;
}

.discard-top-card.played-anim {
  animation: card-slam 0.45s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes card-slam {
  0% {
    transform: scale(2.2) translateY(-140px) rotate(-22deg);
    opacity: 0.1;
    filter: drop-shadow(0 32px 42px rgba(0, 0, 0, 0.9));
  }
  65% {
    transform: scale(0.96) translateY(5px) rotate(4deg);
    opacity: 1;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.4));
  }
  100% {
    transform: scale(1) translateY(0) rotate(0deg);
    opacity: 1;
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.65));
  }
}

/* Active Color Indicator Ring */
.active-color-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
  transition: all 0.3s ease;
}

.active-color-indicator.color-red {
  background: linear-gradient(135deg, #ef4444, #991b1b);
  box-shadow: 0 0 18px rgba(239, 68, 68, 0.65);
}

.active-color-indicator.color-blue {
  background: linear-gradient(135deg, #0ea5e9, #0369a1);
  box-shadow: 0 0 18px rgba(14, 165, 233, 0.65);
}

.active-color-indicator.color-green {
  background: linear-gradient(135deg, #22c55e, #15803d);
  box-shadow: 0 0 18px rgba(34, 197, 94, 0.65);
}

.active-color-indicator.color-yellow {
  background: linear-gradient(135deg, #fde047, #eab308);
  color: #0f172a;
  font-weight: 800;
  box-shadow: 0 0 18px rgba(250, 204, 21, 0.65);
}

.active-color-indicator.color-wild {
  background: linear-gradient(135deg, #6366f1, #a855f7);
  box-shadow: 0 0 18px rgba(168, 85, 247, 0.65);
}

/* Ensure buttons allow corner positioning for prompt badges */
button, .btn, .btn-icon, .color-choice-btn, .game-card {
  position: relative !important;
}

/* Gamepad Prompts & Dynamic Input Mode */
.btn-prompt {
  display: none !important;
}

body.gamepad-mode .btn-prompt {
  display: flex !important;
  align-items: center;
  justify-content: center;
}

/* Corner-anchored button prompt badges (NEVER shifts button text/icons) */
body.gamepad-mode button .btn-prompt,
body.gamepad-mode .btn .btn-prompt,
body.gamepad-mode .btn-icon .btn-prompt,
body.gamepad-mode .color-choice-btn .btn-prompt,
body.gamepad-mode .game-card .btn-prompt {
  position: absolute !important;
  bottom: -4px !important;
  right: -4px !important;
  width: 20px !important;
  height: 20px !important;
  border-radius: 50% !important;
  font-family: 'Inter', system-ui, sans-serif !important;
  font-size: 0.65rem !important;
  font-weight: 900 !important;
  line-height: 1 !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.7) !important;
  text-transform: uppercase !important;
  pointer-events: none !important;
  margin: 0 !important;
  z-index: 50 !important;
}

body.gamepad-mode button .btn-prompt.prompt-start,
body.gamepad-mode .btn .btn-prompt.prompt-start {
  border-radius: 6px !important;
  width: auto !important;
  padding: 1px 5px !important;
  font-size: 0.6rem !important;
  bottom: -6px !important;
  right: -4px !important;
}

.prompt-a {
  background: #22c55e !important;
  color: #ffffff !important;
  border: 1.5px solid #16a34a !important;
}

.prompt-b {
  background: #ef4444 !important;
  color: #ffffff !important;
  border: 1.5px solid #dc2626 !important;
}

.prompt-x {
  background: #0ea5e9 !important;
  color: #ffffff !important;
  border: 1.5px solid #0284c7 !important;
}

.prompt-y {
  background: #eab308 !important;
  color: #1e293b !important;
  border: 1.5px solid #ca8a04 !important;
}

.prompt-start {
  background: #334155 !important;
  color: #f8fafc !important;
  border: 1.5px solid #475569 !important;
}

.prompt-dpad {
  background: #1e293b !important;
  color: #facc15 !important;
  border: 1.5px solid rgba(250, 204, 21, 0.5) !important;
  border-radius: 6px !important;
  width: auto !important;
  padding: 2px 7px !important;
  font-size: 0.7rem !important;
}

/* Card Gamepad Prompt on Selected Card */
.card-gamepad-badge {
  position: absolute !important;
  bottom: 4px !important;
  right: 4px !important;
  width: 22px !important;
  height: 22px !important;
  border-radius: 50% !important;
  z-index: 250 !important;
  pointer-events: none !important;
  animation: pulse-badge 0.8s infinite alternate !important;
}

@keyframes pulse-badge {
  0% { transform: scale(0.95); box-shadow: 0 0 4px rgba(34, 197, 94, 0.4); }
  100% { transform: scale(1.15); box-shadow: 0 0 10px rgba(34, 197, 94, 0.9); }
}

/* Hand D-Pad Helper Bar - Only visible during active Gamepad mode */
.hand-gamepad-hints {
  display: none !important;
  position: static !important;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 6px 14px;
  margin-top: 6px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  font-size: 0.76rem;
  color: #cbd5e1;
}

body.gamepad-mode .hand-gamepad-hints {
  display: flex !important;
}

.hand-gamepad-hints .prompt-dpad,
.hand-gamepad-hints .prompt-a,
.hand-gamepad-hints .prompt-b,
.hand-gamepad-hints .prompt-x,
.hand-gamepad-hints .prompt-y,
.hand-gamepad-hints .prompt-start {
  position: static !important;
  display: inline-flex !important;
  margin: 0 3px !important;
}

/* Role Badges for Players (CONTROLLER / BOT) */
.player-role-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  border-radius: 4px;
  margin-top: 2px;
  text-transform: uppercase;
}

.badge-host {
  background: rgba(245, 158, 11, 0.25);
  color: #facc15;
  border: 1px solid rgba(245, 158, 11, 0.5);
}

.badge-bot {
  background: rgba(59, 130, 246, 0.25);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.5);
}

.badge-player {
  background: rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Button prompt spacing inside buttons */
button .btn-prompt {
  margin-right: 6px;
}