/**
 * Cigar Box Guitar Tools - Styles
 * Versión 2.2.0
 */

/* Variables CSS */
:root {
    --cbgt-primary: #f97316;
    --cbgt-primary-dark: #ea580c;
    --cbgt-primary-light: #fdba74;
    --cbgt-bg: #ffffff;
    --cbgt-bg-dark: #0f172a;
    --cbgt-bg-card: #f8fafc;
    --cbgt-bg-card-dark: #1e293b;
    --cbgt-text: #1e293b;
    --cbgt-text-dark: #f1f5f9;
    --cbgt-text-muted: #64748b;
    --cbgt-border: #e2e8f0;
    --cbgt-border-dark: #334155;
    --cbgt-fretboard-bg: #0f172a;
    --cbgt-fret: #334155;
    --cbgt-accent: #fbbf24;
    --cbgt-radius: 8px;
    --cbgt-shadow: 0 1px 3px rgba(0,0,0,0.1);
    --cbgt-shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
}

/* Contenedor principal */
.cbgt-container {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: var(--cbgt-bg);
    color: var(--cbgt-text);
    line-height: 1.6;
}

/* Header */
.cbgt-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--cbgt-border);
}

.cbgt-title {
    font-size: 28px;
    font-weight: 700;
    margin: 0;
    color: var(--cbgt-text);
}

.cbgt-string-selector {
    display: flex;
    gap: 10px;
}

/* Tabs */
.cbgt-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 30px;
    background: var(--cbgt-bg-card);
    padding: 10px;
    border-radius: var(--cbgt-radius);
    border: 1px solid var(--cbgt-border);
}

.cbgt-tab-btn {
    padding: 12px 20px;
    border: none;
    background: transparent;
    color: var(--cbgt-text-muted);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--cbgt-radius);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.cbgt-tab-btn:hover {
    background: rgba(249, 115, 22, 0.1);
    color: var(--cbgt-primary);
}

.cbgt-tab-btn.active {
    background: var(--cbgt-primary);
    color: white;
}

/* Tab Content */
.cbgt-tab-content {
    display: none;
}

.cbgt-tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Secciones */
.cbgt-section {
    background: var(--cbgt-bg-card);
    padding: 25px;
    border-radius: var(--cbgt-radius);
    border: 1px solid var(--cbgt-border);
    margin-bottom: 20px;
}

.cbgt-section h3 {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 20px;
    color: var(--cbgt-text);
}

/* Explicaciones */
.cbgt-explanation {
    background: #eff6ff;
    border-left: 4px solid #3b82f6;
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 0 var(--cbgt-radius) var(--cbgt-radius) 0;
}

.cbgt-explanation h4 {
    margin: 0 0 10px 0;
    color: #1e40af;
    font-size: 16px;
}

.cbgt-explanation p {
    margin: 0 0 10px 0;
    color: #374151;
    font-size: 14px;
}

.cbgt-explanation ul {
    margin: 0;
    padding-left: 20px;
}

.cbgt-explanation li {
    margin-bottom: 5px;
    color: #374151;
    font-size: 14px;
}

/* Botones */
.cbgt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid var(--cbgt-border);
    background: white;
    color: var(--cbgt-text);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--cbgt-radius);
    transition: all 0.2s ease;
}

.cbgt-btn:hover {
    background: var(--cbgt-bg-card);
    border-color: var(--cbgt-primary);
}

.cbgt-btn.active {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

.cbgt-btn.primary {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

.cbgt-btn.primary:hover {
    background: var(--cbgt-primary-dark);
}

.cbgt-btn.large {
    padding: 15px 30px;
    font-size: 16px;
}

.cbgt-btn.small {
    padding: 6px 12px;
    font-size: 12px;
}

/* Select e Inputs */
.cbgt-select,
.cbgt-input,
.cbgt-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--cbgt-border);
    border-radius: var(--cbgt-radius);
    font-size: 14px;
    background: white;
    color: var(--cbgt-text);
    transition: border-color 0.2s ease;
}

.cbgt-select:focus,
.cbgt-input:focus,
.cbgt-textarea:focus {
    outline: none;
    border-color: var(--cbgt-primary);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.cbgt-textarea {
    resize: vertical;
    min-height: 100px;
    font-family: monospace;
}

/* Sliders */
.cbgt-slider {
    width: 100%;
    height: 8px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--cbgt-border);
    border-radius: 4px;
    outline: none;
}

.cbgt-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--cbgt-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.cbgt-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.cbgt-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--cbgt-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* Control Groups */
.cbgt-control-group {
    margin-bottom: 20px;
}

.cbgt-control-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--cbgt-text);
}

/* Diapasón */
.cbgt-fretboard {
    background: var(--cbgt-fretboard-bg);
    padding: 20px;
    border-radius: var(--cbgt-radius);
    overflow-x: auto;
}

.cbgt-fretboard-grid {
    display: grid;
    gap: 2px;
    min-width: 300px;
}

.cbgt-fret-row {
    display: flex;
    align-items: center;
}

.cbgt-fret-label {
    width: 30px;
    color: var(--cbgt-text-muted);
    font-size: 12px;
    text-align: center;
}

.cbgt-fret-cells {
    display: flex;
    flex: 1;
    gap: 2px;
}

.cbgt-fret-cell {
    flex: 1;
    height: 40px;
    background: var(--cbgt-fret);
    border: 1px solid #475569;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: #94a3b8;
    cursor: pointer;
    transition: all 0.2s ease;
}

.cbgt-fret-cell:hover {
    background: #475569;
}

.cbgt-fret-cell.active {
    background: var(--cbgt-primary);
    color: white;
}

.cbgt-fret-cell.highlighted {
    background: var(--cbgt-accent);
    color: var(--cbgt-fretboard-bg);
}

.cbgt-fret-cell.muted {
    opacity: 0.3;
}

/* Grid de acordes - Organizado por tipo */
.cbgt-chord-type-group {
    margin-bottom: 20px;
}

.cbgt-chord-type-title {
    font-size: 14px;
    color: var(--cbgt-text-muted);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cbgt-chord-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 8px;
}

.cbgt-chord-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.cbgt-chord-btn {
    padding: 12px 8px;
    border: 1px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s ease;
}

.cbgt-chord-btn:hover {
    border-color: var(--cbgt-primary);
    background: rgba(249, 115, 22, 0.05);
}

.cbgt-chord-btn.active {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

/* Display de acorde */
.cbgt-chord-display {
    background: var(--cbgt-fretboard-bg);
    padding: 20px;
    border-radius: var(--cbgt-radius);
    margin-bottom: 20px;
    min-height: 200px;
}

.cbgt-chord-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.cbgt-chord-name {
    font-size: 24px;
    font-weight: 700;
    color: white;
}

.cbgt-chord-type {
    font-size: 14px;
    color: #94a3b8;
}

/* Secuenciador con compases */
.cbgt-sequencer {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 20px 0;
}

.cbgt-measure {
    background: var(--cbgt-fretboard-bg);
    padding: 10px;
    border-radius: var(--cbgt-radius);
}

.cbgt-measure-label {
    color: #94a3b8;
    font-size: 12px;
    margin-bottom: 8px;
    font-weight: 600;
}

.cbgt-measure-beats {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
}

.cbgt-sequencer-cell {
    aspect-ratio: 1;
    background: var(--cbgt-fret);
    border: 1px solid #475569;
    border-radius: var(--cbgt-radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    padding: 2px;
    min-height: 50px;
}

.cbgt-sequencer-cell:hover {
    background: #475569;
}

.cbgt-sequencer-cell.active {
    background: var(--cbgt-primary);
    color: white;
}

.cbgt-sequencer-cell.playing {
    box-shadow: 0 0 0 4px var(--cbgt-accent);
    transform: scale(1.05);
    z-index: 10;
}

/* Duraciones visuales */
.cbgt-sequencer-cell.duration-blanca {
    background: #10b981;
}

.cbgt-sequencer-cell.duration-negra {
    background: #3b82f6;
}

.cbgt-sequencer-cell.duration-corchea {
    background: var(--cbgt-primary);
}

.cbgt-sequencer-cell.duration-semi {
    background: #8b5cf6;
}

.cbgt-sequencer-cell .note-string {
    font-size: 8px;
    opacity: 0.8;
}

.cbgt-sequencer-cell .note-fret {
    font-size: 14px;
    font-weight: 700;
}

.cbgt-sequencer-cell .note-duration {
    font-size: 10px;
    position: absolute;
    bottom: 2px;
    right: 4px;
    opacity: 0.9;
}

/* Botones de duración */
.cbgt-duration-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.cbgt-duration-btn {
    padding: 10px 15px;
    border: 1px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.cbgt-duration-btn:hover {
    border-color: var(--cbgt-primary);
}

.cbgt-duration-btn.active {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

/* Botones de cuerda y traste */
.cbgt-string-buttons,
.cbgt-fret-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.cbgt-string-btn,
.cbgt-fret-btn {
    padding: 10px 15px;
    border: 1px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.cbgt-string-btn:hover,
.cbgt-fret-btn:hover {
    border-color: var(--cbgt-primary);
}

.cbgt-string-btn.active,
.cbgt-fret-btn.active {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

/* Botones de notas */
.cbgt-note-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.cbgt-note-btn {
    padding: 8px 12px;
    border: 1px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.cbgt-note-btn:hover {
    border-color: var(--cbgt-primary);
}

.cbgt-note-btn.active {
    background: var(--cbgt-primary);
    color: white;
}

/* Metrónomo */
.cbgt-metronome-display {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.cbgt-beat-indicators {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.cbgt-beat-indicators .beat {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--cbgt-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: var(--cbgt-text-muted);
    transition: all 0.1s ease;
}

.cbgt-beat-indicators .beat.active {
    background: var(--cbgt-primary);
    color: white;
    transform: scale(1.1);
}

.cbgt-beat-indicators .beat.accent {
    background: var(--cbgt-accent);
    color: var(--cbgt-fretboard-bg);
}

/* Énfasis fuerte/medio/débil */
.cbgt-beat-indicators .beat.strong {
    border: 3px solid #ef4444;
}

.cbgt-beat-indicators .beat.medium {
    border: 3px solid #f59e0b;
}

.cbgt-beat-indicators .beat.weak {
    border: 3px solid #10b981;
}

.cbgt-tempo-display {
    font-size: 36px;
    font-weight: 700;
    color: var(--cbgt-primary);
}

/* Subdivisión y Presets */
.cbgt-subdivision-buttons,
.cbgt-preset-buttons,
.cbgt-meter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.cbgt-subdivision-buttons .cbgt-btn,
.cbgt-meter-buttons .cbgt-btn {
    flex: 1;
    min-width: 120px;
    padding: 15px;
}

.cbgt-subdivision-buttons .cbgt-btn small,
.cbgt-meter-buttons .cbgt-btn small {
    display: block;
    margin-top: 5px;
    opacity: 0.7;
    font-size: 11px;
}

/* Progresiones */
.cbgt-progression-display {
    background: var(--cbgt-fretboard-bg);
    padding: 25px;
    border-radius: var(--cbgt-radius);
    margin: 20px 0;
}

.cbgt-progression-chords {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.cbgt-progression-chord {
    background: var(--cbgt-fret);
    padding: 20px 25px;
    border-radius: var(--cbgt-radius);
    text-align: center;
    min-width: 80px;
}

.cbgt-progression-chord .degree {
    font-size: 28px;
    font-weight: 700;
    color: white;
}

.cbgt-progression-chord .chord-name {
    font-size: 14px;
    color: #94a3b8;
    margin-top: 5px;
}

.cbgt-progression-chord.active {
    background: var(--cbgt-primary);
}

.cbgt-progression-chord.active .chord-name {
    color: rgba(255,255,255,0.8);
}

/* Transpositor */
.cbgt-key-selector {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.cbgt-key-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
}

.cbgt-key-btn {
    padding: 12px 15px;
    border: 1px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease;
}

.cbgt-key-btn:hover {
    border-color: var(--cbgt-primary);
}

.cbgt-key-btn.active {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

.cbgt-transpose-arrow {
    font-size: 32px;
    color: var(--cbgt-primary);
    font-weight: 700;
}

.cbgt-transpose-result {
    background: var(--cbgt-fretboard-bg);
    padding: 25px;
    border-radius: var(--cbgt-radius);
    margin-top: 20px;
}

.cbgt-transposed-chords {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.cbgt-transposed-chord {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--cbgt-fret);
    padding: 15px;
    border-radius: var(--cbgt-radius);
}

.cbgt-transposed-chord .original {
    text-align: center;
    min-width: 60px;
}

.cbgt-transposed-chord .original .label {
    font-size: 10px;
    color: #94a3b8;
    text-transform: uppercase;
}

.cbgt-transposed-chord .original .note {
    font-size: 18px;
    font-weight: 700;
    color: white;
}

.cbgt-transposed-chord .arrow {
    color: var(--cbgt-primary);
    font-size: 20px;
}

.cbgt-transposed-chord .transposed {
    text-align: center;
    min-width: 60px;
    background: var(--cbgt-primary);
    padding: 10px;
    border-radius: var(--cbgt-radius);
}

.cbgt-transposed-chord .transposed .label {
    font-size: 10px;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
}

.cbgt-transposed-chord .transposed .note {
    font-size: 18px;
    font-weight: 700;
    color: white;
}

/* Tablaturas */
.cbgt-tab-display {
    background: var(--cbgt-fretboard-bg);
    padding: 20px;
    border-radius: var(--cbgt-radius);
    margin: 20px 0;
    overflow-x: auto;
}

.cbgt-tab-scroll {
    min-width: 800px;
    overflow-x: auto;
}

.cbgt-tab-line {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
    font-family: monospace;
}

.cbgt-tab-string-label {
    width: 40px;
    color: var(--cbgt-primary);
    font-weight: 700;
}

.cbgt-tab-notes {
    display: flex;
    gap: 2px;
}

.cbgt-tab-note {
    width: 30px;
    height: 30px;
    background: var(--cbgt-fret);
    border: 1px solid #475569;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 14px;
    transition: all 0.1s ease;
}

.cbgt-tab-note.active {
    background: var(--cbgt-primary);
    color: white;
}

.cbgt-tab-note.playing {
    background: #fbbf24 !important;
    color: #0f172a !important;
    transform: scale(1.2);
    z-index: 10;
}

.cbgt-tab-note.blanca {
    border-bottom: 4px solid #10b981;
}

.cbgt-tab-note.negra {
    border-bottom: 3px solid #3b82f6;
}

.cbgt-tab-note.corchea {
    border-bottom: 2px solid var(--cbgt-primary);
}

.cbgt-tab-note.semi {
    border-bottom: 1px solid #8b5cf6;
}

/* Custom Tab Input */
.cbgt-custom-tab {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--cbgt-border);
}

.cbgt-custom-tab h4 {
    margin-bottom: 15px;
}

/* Ejemplos de progresiones */
.cbgt-example-progressions {
    margin-top: 15px;
}

.cbgt-example-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* Círculo de Quintas - REDISEÑADO */
.cbgt-circle-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: flex-start;
}

.cbgt-circle {
    flex: 0 0 400px;
    max-width: 100%;
}

.cbgt-circle-svg {
    width: 100%;
    height: auto;
}

.circle-segment {
    transition: opacity 0.2s ease;
}

.circle-segment:hover {
    opacity: 0.8;
}

.cbgt-circle-info {
    flex: 1;
    min-width: 280px;
    background: var(--cbgt-bg-card);
    padding: 20px;
    border-radius: var(--cbgt-radius);
    border: 1px solid var(--cbgt-border);
}

.cbgt-circle-info h4 {
    margin-top: 0;
    color: var(--cbgt-primary);
    font-size: 20px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--cbgt-border);
}

.key-info-section {
    margin-bottom: 20px;
}

.key-info-section h5 {
    color: var(--cbgt-text);
    font-size: 14px;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.key-signature {
    font-size: 32px;
    font-weight: bold;
    margin: 10px 0;
    color: var(--cbgt-primary);
}

.key-signature.sharps {
    color: #ef4444;
}

.key-signature.flats {
    color: #3b82f6;
}

.signature-notes {
    font-size: 12px;
    color: var(--cbgt-text-muted);
}

.scale-notes {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.scale-degree {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--cbgt-fretboard-bg);
    padding: 8px 12px;
    border-radius: var(--cbgt-radius);
    min-width: 40px;
}

.scale-degree .degree-num {
    font-size: 10px;
    color: #94a3b8;
    margin-bottom: 2px;
}

.scale-degree .degree-note {
    font-size: 16px;
    font-weight: 700;
    color: white;
}

.scale-notes.minor .scale-degree .degree-note {
    color: #fbbf24;
}

.key-chords {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.chord-row {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--cbgt-fretboard-bg);
    padding: 8px 12px;
    border-radius: var(--cbgt-radius);
}

.chord-row .chord-label {
    font-size: 12px;
    color: #94a3b8;
    min-width: 30px;
}

.chord-row .chord-name {
    font-size: 16px;
    font-weight: 700;
    color: white;
}

.key-info-tip {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    padding: 12px 15px;
    border-radius: 0 var(--cbgt-radius) var(--cbgt-radius) 0;
    margin-top: 20px;
}

.key-info-tip p {
    margin: 0;
    font-size: 13px;
    color: #92400e;
}

/* Responsive */
@media (max-width: 768px) {
    .cbgt-container {
        padding: 10px;
    }
    
    .cbgt-header {
        flex-direction: column;
        text-align: center;
    }
    
    .cbgt-title {
        font-size: 22px;
    }
    
    .cbgt-tabs {
        justify-content: center;
    }
    
    .cbgt-tab-btn {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .cbgt-section {
        padding: 15px;
    }
    
    .cbgt-measure-beats {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .cbgt-key-selector {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cbgt-transpose-arrow {
        text-align: center;
        transform: rotate(90deg);
    }
    
    .cbgt-beat-indicators .beat {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .cbgt-circle {
        flex: 1 1 100%;
    }
    
    .cbgt-circle-container {
        flex-direction: column;
    }
    
    .cbgt-tab-scroll {
        min-width: 100%;
    }
}

/* ============================================
   AFINADOR
   ============================================ */

.tuner-display {
    background: var(--cbgt-fretboard-bg);
    padding: 30px;
    border-radius: var(--cbgt-radius);
    text-align: center;
    margin-bottom: 20px;
}

.tuner-note {
    font-size: 72px;
    font-weight: 700;
    color: white;
    line-height: 1;
    margin-bottom: 5px;
}

.tuner-note::after {
    content: attr(data-octave);
    font-size: 24px;
    color: #94a3b8;
    vertical-align: super;
}

.tuner-freq {
    font-size: 18px;
    color: #94a3b8;
    margin-bottom: 20px;
}

.tuner-meter {
    position: relative;
    height: 40px;
    background: linear-gradient(to right, #ef4444 0%, #f59e0b 25%, #10b981 50%, #f59e0b 75%, #ef4444 100%);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 15px;
}

.tuner-meter-center {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: white;
    transform: translateX(-50%);
    z-index: 2;
}

.tuner-meter-fill {
    position: absolute;
    top: 4px;
    bottom: 4px;
    left: 0;
    width: 50%;
    background: rgba(255,255,255,0.3);
    border-radius: 16px;
    transition: width 0.1s ease, background-color 0.2s ease;
}

.tuner-meter-fill.in-tune {
    background: rgba(16, 185, 129, 0.5);
}

.tuner-meter-fill.sharp {
    background: rgba(239, 68, 68, 0.5);
}

.tuner-meter-fill.flat {
    background: rgba(245, 158, 11, 0.5);
}

.tuner-status {
    font-size: 20px;
    font-weight: 600;
    color: #94a3b8;
}

.tuner-status.in-tune {
    color: #10b981;
}

.tuner-status.sharp {
    color: #ef4444;
}

.tuner-status.flat {
    color: #f59e0b;
}

.tuner-controls {
    text-align: center;
    margin-bottom: 30px;
}

.tuner-strings {
    background: var(--cbgt-bg-card);
    padding: 20px;
    border-radius: var(--cbgt-radius);
    border: 1px solid var(--cbgt-border);
}

.tuner-strings h4 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--cbgt-text);
}

.tuner-string-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tuner-string-btn {
    padding: 12px 20px;
    border: 2px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s ease;
}

.tuner-string-btn:hover {
    border-color: var(--cbgt-primary);
    background: rgba(249, 115, 22, 0.05);
}

.tuner-string-btn.active {
    background: var(--cbgt-primary);
    color: white;
    border-color: var(--cbgt-primary);
}

/* ============================================
   ENTRENADOR DE OÍDO
   ============================================ */

.eartrainer-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.eartrainer-score {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--cbgt-bg-card);
    border-radius: var(--cbgt-radius);
    border: 1px solid var(--cbgt-border);
}

.score-item {
    text-align: center;
}

.score-label {
    display: block;
    font-size: 12px;
    color: var(--cbgt-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.score-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--cbgt-primary);
}

.eartrainer-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}

.eartrainer-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.eartrainer-option {
    padding: 15px 20px;
    border: 2px solid var(--cbgt-border);
    background: white;
    border-radius: var(--cbgt-radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s ease;
}

.eartrainer-option:hover {
    border-color: var(--cbgt-primary);
    background: rgba(249, 115, 22, 0.05);
}

.eartrainer-option.correct {
    background: #10b981;
    color: white;
    border-color: #10b981;
}

.eartrainer-option.incorrect {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

.eartrainer-option:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.eartrainer-feedback {
    background: var(--cbgt-bg-card);
    padding: 20px;
    border-radius: var(--cbgt-radius);
    border: 1px solid var(--cbgt-border);
    text-align: center;
}

.eartrainer-feedback.correct {
    background: #d1fae5;
    border-color: #10b981;
}

.eartrainer-feedback.incorrect {
    background: #fee2e2;
    border-color: #ef4444;
}

.eartrainer-feedback p {
    margin: 0;
    font-size: 16px;
}

.eartrainer-feedback p.correct {
    color: #065f46;
    font-weight: 600;
    font-size: 20px;
}

.eartrainer-feedback p.incorrect {
    color: #991b1b;
    font-weight: 600;
}

.eartrainer-feedback p.desc {
    color: var(--cbgt-text-muted);
    font-size: 14px;
    margin-top: 10px;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .cbgt-container:not(.light-mode) {
        --cbgt-bg: var(--cbgt-bg-dark);
        --cbgt-bg-card: var(--cbgt-bg-card-dark);
        --cbgt-text: var(--cbgt-text-dark);
        --cbgt-border: var(--cbgt-border-dark);
    }
}

.cbgt-container.dark-mode {
    --cbgt-bg: var(--cbgt-bg-dark);
    --cbgt-bg-card: var(--cbgt-bg-card-dark);
    --cbgt-text: var(--cbgt-text-dark);
    --cbgt-border: var(--cbgt-border-dark);
}