/**
 * Music Master Bass - Tema específico para Bass
 * Estilos adicionales y personalizaciones para el instrumento bajo
 */

/* Bass-specific color scheme refinements */
:root {
    /* Bass wood tones */
    --bass-mahogany: #8b4513;
    --bass-maple: #daa520;
    --bass-rosewood: #654321;
    --bass-ebony: #2f2f2f;
    
    /* Bass hardware */
    --bass-chrome: #c0c0c0;
    --bass-gold: #ffd700;
    --bass-black-chrome: #36454f;
    
    /* String colors (realistic) */
    --string-e: #b87333;  /* Bronze/wound */
    --string-a: #cd853f;  /* Bronze/wound */
    --string-d: #daa520;  /* Bronze/wound */
    --string-g: #f5deb3;  /* Plain steel */
    --string-b: #8b4513;  /* Heavy wound */
    
    /* Bass-specific accent colors */
    --bass-note-correct: #32cd32;    /* Lime green */
    --bass-note-sharp: #ff6347;      /* Tomato */
    --bass-note-flat: #4169e1;       /* Royal blue */
    --bass-fretboard-active: #2f4f4f; /* Dark slate gray */
}

/* Bass-specific canvas styling */
.staff-canvas {
    background: linear-gradient(135deg, 
        var(--bg-primary) 0%, 
        var(--bg-secondary) 50%, 
        var(--bg-primary) 100%);
    border: 2px solid var(--border-color);
    position: relative;
}

.staff-canvas::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(76, 175, 80, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(33, 150, 243, 0.1) 0%, transparent 50%);
    pointer-events: none;
    border-radius: var(--border-radius);
}

.fretboard-canvas {
    background: linear-gradient(90deg,
        var(--bass-mahogany) 0%,
        var(--bass-rosewood) 20%,
        var(--bass-mahogany) 40%,
        var(--bass-rosewood) 60%,
        var(--bass-mahogany) 80%,
        var(--bass-rosewood) 100%);
    border: 3px solid var(--bass-ebony);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.3),
        0 4px 8px rgba(0, 0, 0, 0.2);
    position: relative;
}

.fretboard-canvas::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg,
        transparent 0%,
        rgba(0, 0, 0, 0.1) 20%,
        transparent 40%,
        rgba(0, 0, 0, 0.1) 60%,
        transparent 80%,
        rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
    border-radius: calc(var(--border-radius) - 3px);
}

/* Enhanced string labels with bass-specific styling */
.string-labels {
    position: relative;
}

.string-label {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--border-color));
    border-left: 4px solid var(--accent-primary);
    font-family: 'Courier New', monospace;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.string-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.1), 
        transparent);
    transition: left 0.5s ease;
}

.string-label:hover::before {
    left: 100%;
}

.string-label:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

/* Bass type specific styling */
.bass-config[data-bass-type="5-string"] .fretboard-canvas {
    min-height: 250px;
}

.bass-config[data-bass-type="4-string"] .fretboard-canvas {
    min-height: 200px;
}

/* Enhanced audio feedback for bass frequencies */
.audio-feedback {
    background: linear-gradient(135deg, 
        var(--bg-secondary) 0%, 
        var(--bg-tertiary) 100%);
    border: 2px solid var(--border-light);
    position: relative;
}

.audio-feedback::before {
    content: '🎸';
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 24px;
    opacity: 0.3;
}

.frequency-display {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
    position: relative;
}

.frequency-display::after {
    content: 'Hz';
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.frequency-display span:first-child {
    font-family: 'Courier New', monospace;
    background: var(--bg-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.frequency-display span:last-child {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    font-size: var(--font-size-xl);
    text-transform: uppercase;
    letter-spacing: 1px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* Enhanced tuning indicator for bass precision */
.tuning-indicator {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.tuning-indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 48%;
    width: 4%;
    height: 100%;
    background: linear-gradient(180deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        transparent 50%, 
        rgba(255, 255, 255, 0.1) 100%);
    z-index: 1;
}

.tuning-needle {
    background: linear-gradient(180deg, 
        var(--accent-warning) 0%, 
        var(--accent-primary) 50%, 
        var(--accent-warning) 100%);
    box-shadow: 
        0 0 10px rgba(76, 175, 80, 0.5),
        inset 0 1px 2px rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    z-index: 2;
}

.tuning-needle.sharp {
    background: linear-gradient(180deg, var(--bass-note-sharp), #ff4500);
}

.tuning-needle.flat {
    background: linear-gradient(180deg, var(--bass-note-flat), #0066cc);
}

.tuning-needle.in-tune {
    background: linear-gradient(180deg, var(--bass-note-correct), #228b22);
    box-shadow: 
        0 0 15px rgba(50, 205, 50, 0.7),
        inset 0 1px 2px rgba(255, 255, 255, 0.4);
}

.tuning-scale {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    margin: 0 var(--spacing-sm);
    height: 20px;
    align-items: center;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Bass-specific control styling */
.control-btn.bass-action {
    background: linear-gradient(135deg, var(--bass-mahogany), var(--bass-rosewood));
    border: 2px solid var(--bass-chrome);
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.7);
    position: relative;
    overflow: hidden;
}

.control-btn.bass-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent);
    transition: left 0.3s ease;
}

.control-btn.bass-action:hover::before {
    left: 100%;
}

.control-btn.bass-action:hover {
    border-color: var(--bass-gold);
    box-shadow: 
        0 0 20px rgba(218, 165, 32, 0.3),
        var(--shadow-md);
}

/* Score panel bass theming */
.score-panel {
    background: linear-gradient(135deg, 
        var(--bg-secondary) 0%, 
        var(--bg-tertiary) 100%);
    border-radius: 16px;
}

.score-item {
    background: linear-gradient(135deg, 
        var(--bg-tertiary), 
        var(--bg-primary));
    border: none;
    border-left: 4px solid var(--accent-primary);
    position: relative;
    overflow: hidden;
}

.score-item::before {
    content: '';
    position: absolute;
    top: -150%;
    left: -150%;
    width: 400%;
    height: 400%;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(76, 175, 80, 0.1) 90deg,
        transparent 180deg,
        rgba(33, 150, 243, 0.1) 270deg,
        transparent 360deg
    );
    animation: rotate 10s linear infinite;
    z-index: 0;
}

.score-item label,
.score-item span {
    position: relative;
    z-index: 1;
}

@keyframes rotate {
    to {
        transform: rotate(360deg);
    }
}

.score-item span {
    background: linear-gradient(135deg, 
        var(--accent-primary), 
        var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* Bass exercise difficulty indicators */
.bass-config[data-difficulty="beginner"] {
    border-left: 4px solid var(--accent-primary);
}

.bass-config[data-difficulty="intermediate"] {
    border-left: 4px solid var(--accent-warning);
}

.bass-config[data-difficulty="advanced"] {
    border-left: 4px solid var(--accent-error);
}

/* Enhanced metronome for bass timing */
.metronome-controls {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--border-color);
}

.metronome-controls input[type="range"] {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    position: relative;
}

.metronome-controls input[type="range"]::-webkit-slider-track {
    background: linear-gradient(90deg, 
        var(--accent-primary) 0%, 
        var(--accent-warning) 50%, 
        var(--accent-error) 100%);
    height: 6px;
    border-radius: 3px;
}

.metronome-controls input[type="range"]::-webkit-slider-thumb {
    background: linear-gradient(135deg, var(--bass-chrome), var(--bass-gold));
    border: 2px solid var(--bg-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Responsive bass-specific adjustments */
@media (max-width: 768px) {
    .fretboard-canvas::after {
        background: linear-gradient(90deg,
            transparent 0%,
            rgba(0, 0, 0, 0.1) 25%,
            transparent 50%,
            rgba(0, 0, 0, 0.1) 75%,
            transparent 100%);
    }
    
    .audio-feedback::before {
        font-size: 20px;
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
    
    .frequency-display {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .string-label {
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs);
    }
    
    .tuning-indicator {
        width: 120px;
    }
    
    .score-item::before {
        animation-duration: 15s;
    }
}

/* Custom scrollbar for bass theme */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--bass-mahogany), var(--bass-rosewood));
    border-radius: 4px;
    border: 1px solid var(--bass-chrome);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--bass-rosewood), var(--bass-mahogany));
}

/* Animation for loading bass elements */
@keyframes bassGlow {
    0% {
        box-shadow: 0 0 5px rgba(76, 175, 80, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(76, 175, 80, 0.6);
    }
    100% {
        box-shadow: 0 0 5px rgba(76, 175, 80, 0.3);
    }
}

.bass-active {
    animation: bassGlow 2s ease-in-out infinite;
}

/* Focus states for accessibility */
.control-btn:focus,
.config-group select:focus,
input[type="range"]:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --bg-primary: #000000;
        --bg-secondary: #1a1a1a;
        --bg-tertiary: #333333;
        --text-primary: #ffffff;
        --border-color: #666666;
        --accent-primary: #00ff00;
        --accent-secondary: #0099ff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .score-item::before {
        animation: none;
    }
    
    .bass-active {
        animation: none;
    }
}