/* ============================================
   VIRTUAL KEYBOARD
   ============================================ */

.keyboard-container {
  margin: 20px auto;
  max-width: 800px;
  user-select: none;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: 4px;
}

.key {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 48px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  transition: all 0.15s;
  position: relative;
  border: 2px solid transparent;
  background: var(--bg-card);
  color: var(--text-primary);
}

/* Finger colors */
.key[data-finger="left-pinky"] { border-bottom: 3px solid var(--finger-left-pinky); }
.key[data-finger="left-ring"] { border-bottom: 3px solid var(--finger-left-ring); }
.key[data-finger="left-middle"] { border-bottom: 3px solid var(--finger-left-middle); }
.key[data-finger="left-index"] { border-bottom: 3px solid var(--finger-left-index); }
.key[data-finger="right-index"] { border-bottom: 3px solid var(--finger-right-index); }
.key[data-finger="right-middle"] { border-bottom: 3px solid var(--finger-right-middle); }
.key[data-finger="right-ring"] { border-bottom: 3px solid var(--finger-right-ring); }
.key[data-finger="right-pinky"] { border-bottom: 3px solid var(--finger-right-pinky); }
.key[data-finger="thumb"] { border-bottom: 3px solid var(--finger-thumb); }

/* Home row indicators */
.key.home-key::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 1px;
}

/* Highlighted next key */
.key.highlight {
  animation: key-pulse 0.8s ease-in-out infinite;
  border-color: var(--accent-light);
  box-shadow: 0 0 16px rgba(124, 77, 255, 0.5);
  z-index: 2;
}

@keyframes key-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 16px rgba(124, 77, 255, 0.3); }
  50% { transform: scale(1.08); box-shadow: 0 0 24px rgba(124, 77, 255, 0.6); }
}

/* Key pressed correctly */
.key.correct-press {
  background: var(--success);
  color: #1a1a1a;
  transform: scale(0.95);
}

/* Key pressed incorrectly */
.key.error-press {
  background: var(--error);
  color: white;
  animation: shake 0.3s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* Special keys */
.key-space {
  width: 320px;
}

.key-backspace, .key-tab, .key-enter {
  width: 80px;
  font-size: 0.75rem;
}

.key-caps, .key-shift-left {
  width: 92px;
  font-size: 0.75rem;
}

.key-shift-right {
  width: 116px;
  font-size: 0.75rem;
}

/* Finger guide legend */
.finger-legend {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.finger-legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.finger-legend-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

/* Hand indicator */
.hand-indicator {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 12px;
}

.hand-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.hand-label.active {
  color: var(--accent-light);
  font-weight: 800;
}