/* UI Component Styles */

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-violet), hsl(280, 90%, 55%));
  color: var(--color-text-on-accent);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  box-shadow: 0 4px 20px var(--color-accent-violet-glow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: hsla(230, 20%, 20%, 0.7);
  border: 1px solid var(--color-glass-border);
  color: var(--color-text-primary);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  transition: background var(--transition-fast);
}

.btn-secondary:active {
  background: hsla(230, 25%, 28%, 0.9);
}

.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: hsla(230, 20%, 18%, 0.7);
  border: var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-icon:active {
  transform: scale(0.92);
}

/* Audio Player Pulse Button */
.btn-audio {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-accent-violet), var(--color-accent-cyan));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 0 20px var(--color-accent-violet-glow);
  transition: transform var(--transition-bounce), box-shadow var(--transition-fast);
}

.btn-audio:active {
  transform: scale(0.9);
}

.btn-audio.is-playing {
  animation: pulseGlow 1s infinite alternate;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-emerald {
  background: hsla(155, 70%, 50%, 0.15);
  color: var(--color-accent-emerald);
  border: 1px solid hsla(155, 70%, 50%, 0.3);
}

.badge-gold {
  background: hsla(42, 90%, 60%, 0.15);
  color: var(--color-accent-gold);
  border: 1px solid hsla(42, 90%, 60%, 0.3);
}

.badge-violet {
  background: hsla(270, 85%, 65%, 0.15);
  color: var(--color-accent-violet);
  border: 1px solid hsla(270, 85%, 65%, 0.3);
}

/* Progress Bar */
.progress-bar-track {
  width: 100%;
  height: 10px;
  background: hsla(230, 20%, 18%, 0.8);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-accent-violet), var(--color-accent-cyan));
  transition: width var(--transition-slow);
}

/* Accent Keyboard */
.accent-keyboard {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
  padding: var(--space-2) 0;
}

.accent-key {
  min-width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: hsla(230, 20%, 20%, 0.9);
  border: var(--glass-border);
  color: var(--color-text-primary);
  font-family: var(--font-display);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.accent-key:active {
  background: var(--color-accent-violet);
  color: #fff;
  transform: translateY(2px);
}