/* Phoneme Swap Picker Styles */

/* =============================================================================
   Phone Strip (appears when clicking a word)
   ============================================================================= */

.phone-strip-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 2px solid var(--accent-primary);
    padding: var(--spacing-md);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.25s ease-out;
}

.phone-strip-container.visible {
    transform: translateY(0);
}

.phone-strip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.phone-strip-header h4 {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.phone-strip-header .word-text {
    color: var(--accent-primary);
    font-weight: 600;
    margin-left: var(--spacing-sm);
}

.phone-strip-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.phone-strip-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.phone-strip {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
}

.phone-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 16px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.15s;
}

.phone-chip:hover {
    background: var(--bg-elevated);
    border-color: var(--accent-secondary);
}

.phone-chip.selected {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

.phone-chip.swapped {
    background: rgba(122, 165, 212, 0.2);
    border-color: var(--info);
    color: var(--info);
}

.phone-chip.swapped::after {
    content: '*';
    margin-left: 2px;
    font-size: 10px;
}

/* =============================================================================
   Phone Inspector Panel
   ============================================================================= */

.phone-inspector {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    z-index: 1100;
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.phone-inspector.visible {
    display: flex;
}

.phone-inspector-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1099;
    display: none;
}

.phone-inspector-backdrop.visible {
    display: block;
}

.phone-inspector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.phone-inspector-header h3 {
    margin: 0;
    font-size: 16px;
    color: var(--text-primary);
}

.phone-inspector-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}

.phone-inspector-close:hover {
    color: var(--text-primary);
}

.phone-inspector-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Left panel: current/candidate and controls */
.phone-inspector-left {
    width: 280px;
    flex-shrink: 0;
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    overflow-y: auto;
}

.phone-display-section {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.phone-display-section h4 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.phone-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.phone-symbol-large {
    font-family: var(--font-mono);
    font-size: 32px;
    color: var(--text-primary);
    min-width: 50px;
    text-align: center;
}

.phone-symbol-large.candidate {
    color: var(--accent-primary);
}

.phone-info {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Playback controls */
.playback-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.playback-row {
    display: flex;
    gap: var(--spacing-sm);
}

.play-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}

.play-btn:hover {
    background: var(--bg-elevated);
    border-color: var(--accent-secondary);
}

.play-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.play-btn.playing {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.play-btn .icon {
    font-size: 14px;
}

/* Loop and timing controls */
.timing-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.timing-controls label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 12px;
    color: var(--text-secondary);
}

.timing-controls input[type="checkbox"] {
    accent-color: var(--accent-primary);
}

.timing-controls input[type="number"] {
    width: 50px;
    padding: 2px 4px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 12px;
    text-align: center;
}

/* Apply buttons */
.apply-controls {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.apply-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

.apply-btn.primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border: none;
}

.apply-btn.primary:hover {
    background: var(--accent-highlight);
}

.apply-btn.primary:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
}

.apply-btn.secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.apply-btn.secondary:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Right panel: picker tabs */
.phone-inspector-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.picker-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    flex-shrink: 0;
}

.picker-tab {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
    border-bottom: 2px solid transparent;
}

.picker-tab:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.picker-tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.picker-content {
    flex: 1;
    overflow: auto;
    padding: var(--spacing-md);
}

.picker-panel {
    display: none;
}

.picker-panel.active {
    display: block;
}

/* =============================================================================
   Vowel Trapezoid/Grid
   ============================================================================= */

.vowel-chart-container {
    position: relative;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

.vowel-trapezoid {
    position: relative;
    width: 100%;
    padding-top: 75%; /* Aspect ratio */
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.vowel-trapezoid-outline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.vowel-trapezoid-outline svg {
    width: 100%;
    height: 100%;
}

.trapezoid-line {
    fill: none;
    stroke: var(--border-light);
    stroke-width: 1;
}

.vowel-labels {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.vowel-label {
    position: absolute;
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.vowel-label.height {
    left: 0;
    transform: translateX(-100%) translateY(-50%);
    padding-right: var(--spacing-xs);
}

.vowel-label.backness {
    top: 0;
    transform: translateX(-50%) translateY(-100%);
    padding-bottom: var(--spacing-xs);
}

.vowel-phone {
    position: absolute;
    transform: translate(-50%, -50%);
    min-width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.15s;
    z-index: 1;
}

.vowel-phone:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-primary);
    transform: translate(-50%, -50%) scale(1.15);
    z-index: 2;
}

.vowel-phone.rounded {
    border-style: dashed;
}

.vowel-phone.selected {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

.vowel-phone.current {
    box-shadow: 0 0 0 2px var(--info);
}

.vowel-pair {
    display: flex;
    gap: 2px;
}

/* =============================================================================
   Consonant Grid
   ============================================================================= */

.consonant-grid-container {
    overflow-x: auto;
}

.consonant-grid {
    min-width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.consonant-grid th,
.consonant-grid td {
    padding: 4px 6px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.consonant-grid th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 10px;
    text-transform: capitalize;
    white-space: nowrap;
}

.consonant-grid th.manner-header {
    text-align: left;
    padding-left: var(--spacing-sm);
}

.consonant-grid td {
    background: var(--bg-primary);
    min-width: 50px;
}

.consonant-grid td.empty {
    background: var(--bg-secondary);
}

.consonant-grid td.impossible {
    background: repeating-linear-gradient(
        45deg,
        var(--bg-secondary),
        var(--bg-secondary) 3px,
        var(--bg-tertiary) 3px,
        var(--bg-tertiary) 6px
    );
}

.consonant-cell {
    display: flex;
    justify-content: center;
    gap: 4px;
}

.consonant-phone {
    min-width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.15s;
}

.consonant-phone:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-primary);
}

.consonant-phone.selected {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.consonant-phone.current {
    box-shadow: 0 0 0 2px var(--info);
}

.consonant-phone.voiced {
    border-left: 2px solid var(--success);
}

.consonant-phone.voiceless {
    border-left: 2px solid var(--text-muted);
}

/* =============================================================================
   List-based Pickers (Non-pulmonic, Other, Affricates)
   ============================================================================= */

.phone-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.phone-list-section {
    margin-bottom: var(--spacing-md);
}

.phone-list-section h5 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.phone-list-items {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.phone-list-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s;
}

.phone-list-item:hover {
    background: var(--bg-elevated);
    border-color: var(--accent-secondary);
}

.phone-list-item.selected {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.phone-list-item.selected .phone-list-symbol,
.phone-list-item.selected .phone-list-label {
    color: var(--bg-primary);
}

.phone-list-symbol {
    font-family: var(--font-mono);
    font-size: 16px;
    color: var(--text-primary);
    min-width: 24px;
    text-align: center;
}

.phone-list-label {
    font-size: 11px;
    color: var(--text-secondary);
}

/* =============================================================================
   Related Phones Section
   ============================================================================= */

.related-phones-section {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.related-phones-section h5 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
}

.related-phones-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.related-phone {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 var(--spacing-xs);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.15s;
}

.related-phone:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-primary);
}

.related-phone.high-sim {
    border-color: var(--success);
}

.related-phone.med-sim {
    border-color: var(--warning);
}

/* =============================================================================
   Keyboard Shortcuts Help
   ============================================================================= */

.keyboard-shortcuts {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    font-size: 11px;
    color: var(--text-muted);
}

.keyboard-shortcut {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.keyboard-shortcut kbd {
    display: inline-block;
    padding: 2px 6px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 10px;
}

/* =============================================================================
   Loading and Error States
   ============================================================================= */

.picker-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.picker-error {
    padding: var(--spacing-md);
    background: rgba(181, 90, 90, 0.1);
    border: 1px solid var(--danger);
    border-radius: var(--radius-md);
    color: var(--danger);
    text-align: center;
}

/* =============================================================================
   Responsive Adjustments
   ============================================================================= */

@media (max-width: 768px) {
    .phone-inspector {
        width: 95%;
        max-height: 90vh;
    }
    
    .phone-inspector-body {
        flex-direction: column;
    }
    
    .phone-inspector-left {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        max-height: 200px;
    }
    
    .vowel-chart-container {
        max-width: 300px;
    }
    
    .consonant-grid {
        font-size: 10px;
    }
    
    .consonant-phone {
        min-width: 20px;
        height: 20px;
        font-size: 11px;
    }
}