/* ============================================
   EAR TRAINING COMMON CSS
   Shared styles for all ear training apps
   (Triad Quality, Seventh Chords, etc.)
   ============================================ */

/* ============================================
   FLASHCARD OVERRIDES
   ============================================ */

.ear-training-app .flashcard {
    height: 320px;
}

/* ============================================
   AUDIO CONTROLS
   ============================================ */

.audio-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
}

.play-chord-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid var(--primary);
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.1) 0%, rgba(8, 145, 178, 0.1) 100%);
    color: var(--primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.play-chord-btn:hover {
    transform: scale(1.05);
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.2) 0%, rgba(8, 145, 178, 0.2) 100%);
    box-shadow: 0 4px 20px rgba(20, 184, 166, 0.3);
}

.play-chord-btn:active,
.play-chord-btn.playing {
    transform: scale(0.95);
    background: var(--primary);
    color: white;
}

.play-chord-btn svg {
    width: 48px;
    height: 48px;
}

.play-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.play-count {
    font-size: 12px;
    color: var(--text-light);
}

/* ============================================
   CHORD INFO ON BACK OF CARD
   ============================================ */

.chord-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
}

.chord-root {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.chord-type {
    font-size: 14px;
    color: var(--text-light);
}

/* ============================================
   ANSWER BUTTONS - CHORD PILLS
   ============================================ */

.chord-row {
    margin-bottom: 8px;
}

.chord-pill {
    border-color: var(--chord-color, var(--border));
    color: var(--chord-color, var(--text));
}

.chord-pill:hover:not(:disabled) {
    background: var(--chord-color, var(--primary));
    color: white;
    border-color: var(--chord-color, var(--primary));
}

/* Triad colors */
.chord-pill[data-chord="Major"] { --chord-color: #3b82f6; }
.chord-pill[data-chord="Minor"] { --chord-color: #8b5cf6; }
.chord-pill[data-chord="Diminished"] { --chord-color: #ef4444; }
.chord-pill[data-chord="Augmented"] { --chord-color: #f59e0b; }

/* Seventh chord colors */
.chord-pill[data-chord="Major 7th"] { --chord-color: #10b981; }
.chord-pill[data-chord="Dominant 7th"] { --chord-color: #06b6d4; }
.chord-pill[data-chord="Minor 7th"] { --chord-color: #ec4899; }
.chord-pill[data-chord="Half-Dim 7th"] { --chord-color: #f97316; }
.chord-pill[data-chord="Dim 7th"] { --chord-color: #dc2626; }

/* ============================================
   INTERVAL PILLS
   ============================================ */

.interval-row {
    margin-bottom: 8px;
}

.interval-row .pills {
    justify-content: center;
}

.interval-pill {
    border-color: var(--interval-color, var(--border));
    color: var(--interval-color, var(--text));
    min-width: 40px;
    padding: 8px 12px;
}

.interval-pill:hover:not(:disabled) {
    background: var(--interval-color, var(--primary));
    color: white;
    border-color: var(--interval-color, var(--primary));
}

/* ============================================
   DARK MODE
   ============================================ */

body.dark-mode .play-chord-btn {
    background: linear-gradient(135deg, rgba(94, 234, 212, 0.1) 0%, rgba(34, 211, 238, 0.1) 100%);
}

body.dark-mode .play-chord-btn:hover {
    background: linear-gradient(135deg, rgba(94, 234, 212, 0.2) 0%, rgba(34, 211, 238, 0.2) 100%);
    box-shadow: 0 4px 20px rgba(94, 234, 212, 0.3);
}

/* ============================================
   MOBILE RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .ear-training-app .flashcard {
        height: 300px;
    }

    .play-chord-btn {
        width: 100px;
        height: 100px;
    }

    .play-chord-btn svg {
        width: 40px;
        height: 40px;
    }

    .play-label {
        font-size: 10px;
    }
}

@media (max-width: 480px) {
    .ear-training-app .flashcard {
        height: 280px;
    }

    .play-chord-btn {
        width: 90px;
        height: 90px;
    }

    .play-chord-btn svg {
        width: 36px;
        height: 36px;
    }

    .audio-controls {
        margin: 12px 0;
    }

    .chord-root {
        font-size: 20px;
    }
}