/* ============================================
   SCALE SYLLABUS - CHORD-SCALE REFERENCE
   Matches reference page design patterns
   ============================================ */

/* ============================================
   QUALITY SELECTOR (in controls panel)
   ============================================ */

.quality-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.quality-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 12px 16px;
    min-width: 70px;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--card);
    cursor: pointer;
    transition: all 0.15s ease;
}

.quality-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.quality-symbol {
    font-size: 20px;
    font-weight: 800;
    line-height: 1;
}

.quality-name {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    opacity: 0.7;
}

/* Quality colors */
.quality-btn.green { color: #059669; border-color: transparent; }
.quality-btn.green.active, .quality-btn.green:hover {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-color: #10b981;
}

.quality-btn.amber { color: #d97706; border-color: transparent; }
.quality-btn.amber.active, .quality-btn.amber:hover {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #f59e0b;
}

.quality-btn.blue { color: #2563eb; border-color: transparent; }
.quality-btn.blue.active, .quality-btn.blue:hover {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-color: #3b82f6;
}

.quality-btn.purple { color: #7c3aed; border-color: transparent; }
.quality-btn.purple.active, .quality-btn.purple:hover {
    background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%);
    border-color: #8b5cf6;
}

.quality-btn.red { color: #dc2626; border-color: transparent; }
.quality-btn.red.active, .quality-btn.red:hover {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border-color: #ef4444;
}

/* Dark mode quality buttons */
body.dark-mode .quality-btn.green.active { background: linear-gradient(135deg, #064e3b 0%, #065f46 100%); color: #6ee7b7; }
body.dark-mode .quality-btn.amber.active { background: linear-gradient(135deg, #78350f 0%, #92400e 100%); color: #fcd34d; }
body.dark-mode .quality-btn.blue.active { background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%); color: #93c5fd; }
body.dark-mode .quality-btn.purple.active { background: linear-gradient(135deg, #4c1d95 0%, #5b21b6 100%); color: #c4b5fd; }
body.dark-mode .quality-btn.red.active { background: linear-gradient(135deg, #7f1d1d 0%, #991b1b 100%); color: #fca5a5; }

/* ============================================
   ROOT SELECTOR (matches reference pages)
   ============================================ */

.root-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.root-btn {
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid var(--border);
    border-radius: 8px;
    background: var(--card);
    color: var(--text);
    cursor: pointer;
    transition: all 0.15s;
}

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

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

/* ============================================
   SELECTION DISPLAY
   ============================================ */

.selection-display {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--bg);
    border-radius: 12px;
    margin-top: 16px;
}

.selection-chord {
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.selection-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-light);
}

/* ============================================
   SCALE RESULTS
   ============================================ */

.scale-results {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.chord-group {
    background: var(--bg);
    border-radius: 12px;
    overflow: hidden;
}

.chord-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
}

.chord-symbol {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
}

.chord-type {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-light);
}

/* Color accents for chord groups */
.chord-group.green .chord-header { border-left: 4px solid #10b981; }
.chord-group.amber .chord-header { border-left: 4px solid #f59e0b; }
.chord-group.blue .chord-header { border-left: 4px solid #3b82f6; }
.chord-group.purple .chord-header { border-left: 4px solid #8b5cf6; }
.chord-group.red .chord-header { border-left: 4px solid #ef4444; }

/* Scale list */
.scale-list {
    display: flex;
    flex-direction: column;
}

.scale-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 20px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    align-items: start;
}

.scale-row:last-child {
    border-bottom: none;
}

.scale-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.scale-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}

.scale-description {
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.4;
}

/* Scale Notes Display */
.scale-notes {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px 16px;
    background: var(--card);
    border-radius: 10px;
    border: 1px solid var(--border);
}

.notes-row,
.degrees-row {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.note-cell {
    min-width: 40px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.degree-cell {
    min-width: 40px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    background: rgba(20, 184, 166, 0.1);
    border-radius: 4px;
}

/* Play button for scales */
.play-scale-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid rgba(20, 184, 166, 0.3);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
    margin-top: 10px;
}

.play-scale-btn:hover {
    background: rgba(20, 184, 166, 0.2);
    border-color: var(--primary);
}

.play-scale-btn svg {
    width: 12px;
    height: 12px;
}

/* ============================================
   QUALITY REFERENCE CARDS SECTION
   ============================================ */

.quality-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.quality-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

.quality-card .card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.quality-card .card-symbol {
    font-size: 22px;
    font-weight: 800;
}

.quality-card .card-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.quality-card .card-body {
    padding: 14px 16px;
}

.quality-card .default-scale,
.quality-card .alt-scales {
    display: flex;
    gap: 8px;
    margin-bottom: 6px;
}

.quality-card .scale-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    min-width: 50px;
}

.quality-card .scale-value {
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
}

/* Card color accents */
.quality-card.green .card-header { border-left: 4px solid #10b981; }
.quality-card.green .card-symbol { color: #059669; }

.quality-card.amber .card-header { border-left: 4px solid #f59e0b; }
.quality-card.amber .card-symbol { color: #d97706; }

.quality-card.blue .card-header { border-left: 4px solid #3b82f6; }
.quality-card.blue .card-symbol { color: #2563eb; }

.quality-card.purple .card-header { border-left: 4px solid #8b5cf6; }
.quality-card.purple .card-symbol { color: #7c3aed; }

.quality-card.red .card-header { border-left: 4px solid #ef4444; }
.quality-card.red .card-symbol { color: #dc2626; }

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

@media (max-width: 768px) {
    .quality-selector {
        justify-content: center;
    }

    .quality-btn {
        min-width: 60px;
        padding: 10px 12px;
    }

    .quality-symbol {
        font-size: 18px;
    }

    .quality-name {
        font-size: 9px;
    }

    .root-selector {
        justify-content: center;
    }

    .root-btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .selection-display {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 16px;
    }

    .selection-chord {
        font-size: 28px;
    }

    .scale-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .note-cell {
        min-width: 34px;
        height: 32px;
        font-size: 14px;
    }

    .degree-cell {
        min-width: 34px;
        height: 22px;
        font-size: 11px;
    }

    .quality-cards {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .quality-btn {
        min-width: 54px;
        padding: 8px 10px;
    }

    .root-btn {
        padding: 6px 10px;
        font-size: 12px;
    }

    .chord-header {
        padding: 12px 16px;
    }

    .chord-symbol {
        font-size: 18px;
    }

    .scale-row {
        padding: 14px 16px;
    }

    .scale-name {
        font-size: 14px;
    }

    .quality-cards {
        grid-template-columns: 1fr;
    }
}