button, 
input[type="button"], 
input[type="submit"], 
input[type="reset"],
.role-btn,
.floating-qa-btn {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

mastermind-card {
  display: flex;
  justify-content: center;
  flex: 0 1 auto;
}

mastermind-card .game-card {
  width: 100%;
  max-width: 460px;
  box-sizing: border-box;
  background-color: var(--bg-card-body);
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  position: relative;
  overflow: hidden;
}

mastermind-card .game-body {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  min-height: 520px;
  padding: 20px;
  box-sizing: border-box;
  gap: 10px;
}

.mm-title {
  font-size: 0.95rem;
}

.mm-mb-0 {
  margin-bottom: 0 !important;
}

.mm-legend-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
}

.mm-legend-pin {
  border-radius: 50%;
  width: 14px;
  height: 14px;
  display: inline-block;
  flex-shrink: 0;
}

.mm-pin-black {
  background: #000;
  border: 1px dashed #777;
}

.mm-pin-white {
  background: #fff;
  border: 1px dashed #777;
}

.mastermind-board {
  display: flex;
  flex-direction: column-reverse;
  gap: 4px;
  background-color: rgba(0, 0, 0, 0.2);
  padding: 8px;
  border-radius: 6px;
  box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 260px;
  box-sizing: border-box;
}

.mm-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 4px;
  border-radius: 4px;
}

.mm-row.active-row {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid #f1c40f;
}

.mm-pegs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}

.mm-slot {
  aspect-ratio: 1/1;
  border-radius: 50%;
  border: 2px solid #A58D5B;
  background-color: #2e3429;
  cursor: pointer;
  padding: 0;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  max-height: 26px;
}

.mm-slot.filled {
  border: 2px solid #786642;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.mm-row.active-row .mm-slot:focus {
  outline: none;
}

.mm-slot.active-slot {
  border-color: #C9A865 !important;
  box-shadow: 0 0 8px rgba(241, 196, 15, 0.8);
}

.mm-feedback {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 2px;
  padding: 2px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
  width: 22px;
}

.mm-feedback-pin {
  aspect-ratio: 1/1;
  border-radius: 50%;
  background: transparent;
  border: 1px dashed #7f8c8d;
  width: 8px;
  justify-self: center;
  align-self: center;
}

.mm-color-picker {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 6px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  width: 100%;
  max-width: 260px;
  box-sizing: border-box;
}

.mm-hidden {
  display: none !important;
}

.mm-color-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid #A58D5B;
  cursor: pointer;
  transition: transform 0.1s ease;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mm-color-btn[data-color="Red"] { background: #c9182b; }
.mm-color-btn[data-color="Yellow"] { background: #e09f00; }
.mm-color-btn[data-color="Green"] { background: #1e7838; }
.mm-color-btn[data-color="Blue"] { background: #264673; }
.mm-color-btn[data-color="Cyan"] { background: #0082C7; }
.mm-color-btn[data-color="Orange"] { background: #d95d00; }

.mm-color-btn:hover {
  transform: scale(1.1);
  border-color: #C4A86C;
}

.mm-color-btn:active {
  transform: scale(0.95);
}

.mm-cvd-label {
  color: #E6D3A7;
  font-weight: bold;
  font-size: 0.75rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
}

.mm-secret-row {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 4px;
}

.mm-secret-peg {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid #777;
}

.mm-help-label {
  font-size: 0.8rem;
  font-weight: bold;
  margin-top: 10px;
  margin-bottom: 6px;
  color: var(--color-accent, #d1db9e);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mm-items-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
  background: rgba(30, 35, 25, 0.6);
  padding: 10px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.mm-actions-row {
  display: flex;
  gap: 6px;
  width: 100%;
  justify-content: center;
  align-items: center;
  margin-top: 8px;
}

.mm-btn-fixed {
  width: 105px;
  white-space: nowrap;
}

mastermind-card .game-help-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-card-body);
  border-radius: 20px;
  z-index: 50;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

mastermind-card .game-help-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* RETRO LED SCREEN */
mastermind-card .arcade-marquee-screen {
  background-color: #0d1109;
  border: 2px solid #3b4432;
  border-radius: 6px;
  padding: 4px 6px;
  width: 100%;
  max-width: 260px;
  box-shadow: inset 0 0 8px rgba(0, 0, 0, 0.8), 0 0 5px rgba(181, 190, 138, 0.2);
  text-align: center;
  box-sizing: border-box;
  margin-top: -11px;
  margin-bottom: 7px;
  overflow: hidden;
  position: relative;
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Base Text */
mastermind-card .arcade-marquee-text {
  font-family: 'Press Start 2P', monospace;
  font-size: 0.6rem;
  color: #ff4d4d;
  text-shadow: 0 0 8px #ff0000, 0 0 15px #ff0000, 0 0 25px #ff0000;
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: block;
  width: 100%;
  animation: marqueeScroll 6s linear infinite;
}

/* Active Gameplay State */
mastermind-card .arcade-marquee-screen.active-state .arcade-marquee-text {
  color: var(--color-accent, #d1db9e);
  text-shadow: 0 0 8px rgba(209, 219, 158, 0.8);
  animation: retroRiseIn 0.4s ease-out forwards;
}

/* 🏆 Win State */
mastermind-card .arcade-marquee-screen.win-state .arcade-marquee-text {
  color: #ffd700;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.9);
  animation: retroRiseIn 0.8s ease-out forwards, goldGlowPulse 1.5s infinite alternate ease-in-out 0.8s;
  white-space: normal;
  line-height: 1.3;
}

/* ❌ Game Over State */
mastermind-card .arcade-marquee-screen.game-over-state {
  height: auto;
  padding: 6px;
}

mastermind-card .arcade-marquee-screen.game-over-state .arcade-marquee-text {
  animation: none;
  color: #ff3333;
  text-shadow: 0 0 6px rgba(255, 51, 51, 0.7);
  white-space: normal;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

/* --- Keyframe Animations --- */
@keyframes marqueeScroll {
  0% { 
    transform: translate3d(100%, 0, 0); 
  }
  100% { 
    transform: translate3d(-100%, 0, 0); 
  }
}

@keyframes retroRiseIn {
  0% {
    opacity: 0;
    transform: translate3d(0, 120%, 0);
  }
  60% {
    opacity: 0.8;
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes goldGlowPulse {
  0% { text-shadow: 0 0 5px rgba(255, 215, 0, 0.6); }
  100% { text-shadow: 0 0 12px rgba(255, 215, 0, 1); }
}

@media (max-width: 420px) {
  mastermind-card .game-card {
    width: 100%;
  }

  .mastermind-board,
  .mm-color-picker,
  mastermind-card .arcade-marquee-screen {
    width: 100%;
    max-width: 250px;
  }

  .mm-slot {
    min-width: 0;
    width: 28px;
    height: 28px;
    max-height: 28px;
  }

  .mm-color-btn {
    width: 28px;
    height: 28px;
  }

  .mm-btn-fixed {
    width: 95px;
  }
}