/**
 * AudioStudio CSS
 * Converted from React inline styles to vanilla CSS
 * Version 1.0
 */

/* ─── CSS Variables ──────────────────────────────────────────────────── */
:root {
    /* Fonts */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

    /* Colors - Text */
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-tertiary: #999999;
    --color-text-success: #0f6e56;
    --color-text-warning: #854f0b;
    --color-text-danger: #c41e3a;
    --color-text-info: #185fa5;

    /* Colors - Background */
    --color-background-primary: #ffffff;
    --color-background-secondary: #f5f5f5;
    --color-background-tertiary: #e0e0e0;
    --color-background-success: #e1f5ee;
    --color-background-warning: #faeeda;
    --color-background-danger: #fce8ec;
    --color-background-info: #e6f1fb;

    /* Colors - Border */
    --color-border-primary: #e0e0e0;
    --color-border-secondary: #d0d0d0;
    --color-border-tertiary: #e8e8e8;
    --color-border-success: #0f6e56;
    --color-border-warning: #d4a520;
    --color-border-danger: #c41e3a;
    --color-border-info: #185fa5;

    /* Border Radius */
    --border-radius-sm: 3px;
    --border-radius-md: 5px;
    --border-radius-lg: 8px;
    --border-radius-xl: 12px;
}

/* ─── Base Styles ────────────────────────────────────────────────────── */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
}

/* ─── Root Container ─────────────────────────────────────────────────── */
.audiostudio-root {
    font-family: var(--font-sans);
    font-size: 13px;
    color: var(--color-text-primary);
    display: flex;
    flex-direction: column;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
}

/* ─── Top Bar ────────────────────────────────────────────────────────── */
.audiostudio-topbar {
    background: var(--color-background-secondary);
    border-bottom: 0.5px solid var(--color-border-tertiary);
    padding: 7px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.audiostudio-topbar h1 {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    margin: 0 4px 0 0;
}

.meta-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.meta-label {
    font-size: 9px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.meta-input {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    padding: 3px 8px;
    font-size: 12px;
    font-family: var(--font-sans);
    color: var(--color-text-primary);
    outline: none;
}

.saved-badge {
    margin-left: auto;
    background: var(--color-background-success);
    color: var(--color-text-success);
    font-size: 11px;
    padding: 2px 9px;
    border-radius: 20px;
    white-space: nowrap;
}

/* ─── Main Layout (3 Panels) ────────────────────────────────────────── */
.audiostudio-main {
    display: grid;
    grid-template-columns: 215px 1fr 235px;
    flex: 1;
    overflow: hidden;
}

/* ─── Panel Base ─────────────────────────────────────────────────────── */
.audiostudio-panel {
    border-right: 0.5px solid var(--color-border-tertiary);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.audiostudio-panel:last-child {
    border-right: none;
}

.panel-header {
    padding: 7px 10px;
    border-bottom: 0.5px solid var(--color-border-tertiary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-background-secondary);
    flex-shrink: 0;
}

.panel-header-label {
    font-size: 10px;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

/* ─── Section Divider ────────────────────────────────────────────────── */
.section-divider {
    margin: 8px 0 5px;
    font-size: 10px;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 5px;
}

.section-divider::after {
    content: '';
    flex: 1;
    height: 0.5px;
    background: var(--color-border-tertiary);
    display: inline-block;
}

/* ─── Upload Zone ────────────────────────────────────────────────────── */
.upload-zone {
    border: 1px dashed var(--color-border-secondary);
    border-radius: var(--border-radius-lg);
    padding: 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s ease;
    background: var(--color-background-primary);
}

.upload-zone:hover,
.upload-zone.drag-over {
    border-color: var(--color-border-info);
    background: var(--color-background-info);
}

.upload-zone-text {
    font-size: 11px;
    color: var(--color-text-secondary);
    margin: 5px 0;
}

/* ─── File Items ─────────────────────────────────────────────────────── */
.file-card {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    padding: 5px 7px;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: grab;
    margin-bottom: 3px;
    transition: all 0.15s ease;
}

.file-card:hover {
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transform: translateY(-1px);
}

.file-card.dragging {
    opacity: 0.5;
}

.file-icon-circle {
    width: 22px;
    height: 22px;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 500;
    flex-shrink: 0;
}

.file-info {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-top: 2px;
}

.file-size {
    font-size: 9px;
    color: var(--color-text-tertiary);
}

.ocr-badge {
    font-size: 8px;
    padding: 1px 4px;
    background: var(--color-background-warning);
    color: var(--color-text-warning);
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.file-remove-btn {
    width: 17px;
    height: 17px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    font-size: 14px;
    padding: 0;
    line-height: 1;
    transition: all 0.15s ease;
}

.file-remove-btn:hover {
    background: var(--color-background-danger);
    color: var(--color-text-danger);
}

/* ─── Assembly Zone ──────────────────────────────────────────────────── */
.assembly-zone {
    min-height: 90px;
    border: 1px dashed var(--color-border-secondary);
    border-radius: var(--border-radius-lg);
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    transition: all 0.15s ease;
}

.assembly-zone.drag-over {
    border-color: var(--color-border-info);
    background: var(--color-background-info);
}

.assembly-placeholder {
    padding: 20px;
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: 11px;
}

.assembly-item {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    padding: 4px 7px;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: grab;
}

.assembly-number {
    width: 17px;
    height: 17px;
    border-radius: 50%;
    background: var(--color-background-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    color: var(--color-text-secondary);
    flex-shrink: 0;
    font-weight: 600;
}

.assembly-info {
    flex: 1;
    min-width: 0;
}

.assembly-name {
    font-size: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.assembly-status {
    font-size: 8px;
    margin-top: 2px;
    padding: 1px 5px;
    border-radius: 3px;
    display: inline-block;
}

.status-ready {
    background: var(--color-background-success);
    color: var(--color-text-success);
}

.status-ocr {
    background: var(--color-background-warning);
    color: var(--color-text-warning);
}

.assembly-remove {
    width: 17px;
    height: 17px;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--color-text-secondary);
    font-size: 14px;
}

.assembly-remove:hover {
    color: var(--color-text-danger);
}

/* ─── Convert Button ─────────────────────────────────────────────────── */
.convert-btn {
    margin: 7px 0 0;
    padding: 6px 10px;
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-secondary);
    border-radius: var(--border-radius-lg);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    width: 100%;
    transition: all 0.15s ease;
}

.convert-btn:hover:not(:disabled) {
    background: var(--color-background-info);
    border-color: var(--color-border-info);
}

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

/* ─── Editor Panel ───────────────────────────────────────────────────── */
.editor-top {
    padding: 8px 10px;
    border-bottom: 0.5px solid var(--color-border-tertiary);
    flex-shrink: 0;
}

.editor-toolbar {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: wrap;
}

.toolbar-btn {
    padding: 2px 7px;
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    background: var(--color-background-primary);
    font-size: 12px;
    cursor: pointer;
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    transition: all 0.1s ease;
    white-space: nowrap;
    line-height: 1.5;
}

.toolbar-btn:hover {
    background: var(--color-background-secondary);
}

.toolbar-separator {
    width: 0.5px;
    height: 16px;
    background: var(--color-border-tertiary);
    margin: 0 2px;
}

.tag-btn {
    padding: 2px 7px;
    border: 0.5px solid var(--color-border-warning);
    border-radius: var(--border-radius-md);
    background: var(--color-background-warning);
    font-size: 10px;
    cursor: pointer;
    color: var(--color-text-warning);
    font-family: var(--font-mono);
    white-space: nowrap;
    line-height: 1.5;
}

.tag-btn:hover {
    opacity: 0.8;
}

/* ─── Editor Area ────────────────────────────────────────────────────── */
.editor-area {
    flex: 1;
    padding: 12px 14px;
    overflow-y: auto;
    position: relative;
    outline: none;
}

.editor-area h2 {
    font-size: 18px;
    font-weight: 600;
    margin: 16px 0 12px;
}

.editor-area p {
    margin: 8px 0;
    line-height: 1.6;
}

.editor-area .stag {
    display: inline-block;
    padding: 2px 6px;
    background: var(--color-background-warning);
    color: var(--color-text-warning);
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 10px;
    margin: 0 2px;
}

.editor-area .vtag {
    display: inline-block;
    padding: 3px 8px;
    background: var(--color-background-info);
    color: var(--color-text-info);
    border-radius: 5px;
    font-size: 11px;
    font-weight: 500;
    margin: 4px 0;
}

/* ─── Right Panel Tabs ───────────────────────────────────────────────── */
.tab-container {
    display: flex;
    border-bottom: 0.5px solid var(--color-border-tertiary);
    flex-shrink: 0;
}

.tab-btn {
    flex: 1;
    padding: 7px 3px;
    text-align: center;
    font-size: 10px;
    font-weight: 500;
    cursor: pointer;
    color: var(--color-text-secondary);
    border: none;
    border-bottom: 2px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: transparent;
    font-family: var(--font-sans);
    transition: all 0.15s ease;
}

.tab-btn.active {
    color: var(--color-text-primary);
    border-bottom-color: var(--color-text-primary);
}

.tab-body {
    flex: 1;
    overflow-y: auto;
}

/* ─── Voice Cards ────────────────────────────────────────────────────── */
.voice-card {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    padding: 7px 8px;
    margin-bottom: 5px;
    cursor: grab;
    transition: all 0.15s ease;
}

.voice-card:hover {
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.voice-card.active {
    background: var(--color-background-info);
    border-color: var(--color-border-info);
}

.voice-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 5px;
}

.voice-initials {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    flex-shrink: 0;
}

.voice-name {
    font-size: 11px;
    font-weight: 500;
}

.voice-desc {
    font-size: 9px;
    color: var(--color-text-secondary);
    margin-top: 3px;
}

.voice-tags {
    display: flex;
    gap: 3px;
    margin-top: 5px;
}

.voice-tag {
    font-size: 8px;
    padding: 2px 5px;
    background: var(--color-background-secondary);
    color: var(--color-text-secondary);
    border-radius: 3px;
}

/* ─── Sound Tags ─────────────────────────────────────────────────────── */
.tag-category {
    margin-bottom: 12px;
}

.tag-category-title {
    font-size: 9px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 5px;
}

.tag-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
}

.sound-tag-btn {
    font-size: 9px;
    padding: 3px 6px;
    background: var(--color-background-warning);
    color: var(--color-text-warning);
    border: 0.5px solid var(--color-border-warning);
    border-radius: 3px;
    cursor: pointer;
    font-family: var(--font-mono);
    transition: all 0.1s ease;
}

.sound-tag-btn:hover {
    opacity: 0.8;
}

/* ─── Character Analysis ─────────────────────────────────────────────── */
.character-card {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    padding: 8px;
    margin-bottom: 6px;
}

.character-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 5px;
}

.character-initials {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    flex-shrink: 0;
}

.character-name {
    font-size: 11px;
    font-weight: 500;
    flex: 1;
}

.character-info {
    font-size: 9px;
    color: var(--color-text-secondary);
    margin-top: 3px;
}

.analyze-btn {
    width: 100%;
    padding: 8px;
    background: var(--color-background-info);
    border: 0.5px solid var(--color-border-info);
    border-radius: var(--border-radius-lg);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    color: var(--color-text-info);
    margin-bottom: 10px;
}

.analyze-btn:hover:not(:disabled) {
    opacity: 0.9;
}

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

/* ─── Production Bar ─────────────────────────────────────────────────── */
.production-bar {
    border-top: 0.5px solid var(--color-border-tertiary);
    flex-shrink: 0;
    background: var(--color-background-primary);
}

.production-header {
    background: var(--color-background-secondary);
    border-bottom: 0.5px solid var(--color-border-tertiary);
    padding: 7px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.production-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

.chapter-list-detailed {
    display: flex;
    flex-direction: row;
    padding: 15px;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 15px;
    min-height: 180px;
}

.chapter-card-detailed {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-secondary);
    border-radius: var(--border-radius-md);
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 280px;
    max-width: 280px;
    flex-shrink: 0;
    transition: all 0.15s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.chapter-card-detailed:hover {
    background: var(--color-background-secondary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.chapter-card-detailed.status-done {
    border-top: 3px solid var(--color-border-success);
    background: var(--color-background-success);
}

.chapter-card-detailed.status-error {
    border-top: 3px solid var(--color-border-danger);
    background: var(--color-background-danger);
}

.chapter-card-detailed.status-rendering {
    border-top: 3px solid var(--color-border-info);
    background: var(--color-background-info);
}

.chapter-card-detailed.status-rendering {
    border-left: 3px solid var(--color-border-warning);
}

.chapter-card-detailed.status-pending {
    border-left: 3px solid var(--color-border-tertiary);
}

.chapter-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-background-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-primary);
    flex-shrink: 0;
}

.chapter-info {
    flex: 1;
    min-width: 0;
}

.chapter-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
}

.chapter-meta {
    font-size: 11px;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
}

.chapter-voices-list {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 6px;
}

.chapter-voice-tag {
    font-size: 9px;
    padding: 2px 6px;
    background: var(--color-background-info);
    color: var(--color-text-info);
    border-radius: 3px;
    white-space: nowrap;
}

.chapter-status-badge {
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 12px;
    white-space: nowrap;
    font-weight: 500;
}

.chapter-status-badge.done {
    background: var(--color-background-success);
    color: var(--color-text-success);
}

.chapter-status-badge.pending {
    background: var(--color-background-tertiary);
    color: var(--color-text-secondary);
}

.chapter-status-badge.error {
    background: var(--color-background-danger);
    color: var(--color-text-danger);
}

.chapter-status-badge.rendering {
    background: var(--color-background-warning);
    color: var(--color-text-warning);
}

.chapter-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.chapter-action-btn {
    padding: 6px 12px;
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    background: var(--color-background-primary);
    font-size: 11px;
    cursor: pointer;
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    transition: all 0.15s ease;
    white-space: nowrap;
}

.chapter-action-btn:hover {
    background: var(--color-background-secondary);
    transform: translateY(-1px);
}

.chapter-action-btn.primary {
    background: var(--color-background-info);
    border-color: var(--color-border-info);
    color: var(--color-text-info);
}

.chapter-icon-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-background-secondary);
    border: 0.5px solid var(--color-border-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.15s ease;
}

.chapter-icon-btn:hover {
    background: var(--color-background-tertiary);
}

.chapter-icon-btn.delete {
    background: var(--color-background-danger);
    border-color: var(--color-border-danger);
    color: var(--color-text-danger);
    font-size: 16px;
    font-weight: bold;
}

.chapter-icon-btn.delete:hover {
    background: var(--color-border-danger);
    color: white;
}

.chapter-progress-bar {
    height: 3px;
    background: var(--color-background-secondary);
    border-radius: 2px;
    overflow: hidden;
}

.chapter-progress-fill {
    height: 100%;
    background: var(--color-border-success);
    transition: width 0.3s ease;
}

.render-btn {
    padding: 5px 8px;
    background: var(--color-background-info);
    border: 0.5px solid var(--color-border-info);
    border-radius: var(--border-radius-md);
    font-size: 10px;
    cursor: pointer;
    color: var(--color-text-info);
}

.render-btn:hover {
    opacity: 0.9;
}

/* ─── Player Bar ─────────────────────────────────────────────────────── */
.player-bar {
    background: var(--color-background-secondary);
    border-top: 0.5px solid var(--color-border-tertiary);
    padding: 8px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.player-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.player-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
}

.player-btn:hover {
    background: var(--color-background-secondary);
}

.player-info {
    flex: 1;
    min-width: 0;
}

.player-title {
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-seek-bar {
    height: 4px;
    background: var(--color-background-tertiary);
    border-radius: 2px;
    margin-top: 4px;
    cursor: pointer;
}

.player-seek-fill {
    height: 100%;
    background: var(--color-border-info);
    border-radius: 2px;
}

.player-time {
    font-size: 10px;
    color: var(--color-text-tertiary);
    white-space: nowrap;
}

/* ─── Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .audiostudio-main {
        grid-template-columns: 180px 1fr 200px;
    }
}

@media (max-width: 768px) {
    .audiostudio-main {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr auto;
    }

    .audiostudio-panel {
        border-right: none;
        border-bottom: 0.5px solid var(--color-border-tertiary);
    }
}

/* ─── Utility Classes ────────────────────────────────────────────────── */
.hidden {
    display: none !important;
}

.loading {
    opacity: 0.5;
    pointer-events: none;
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ─── Toast Notifications ─────────────────────────────────────────────── */
.audiostudio-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: var(--border-radius-md);
    font-size: 13px;
    font-weight: 500;
    font-family: var(--font-sans);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.audiostudio-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.audiostudio-toast-success {
    background: var(--color-background-success);
    color: var(--color-text-success);
    border-left: 4px solid var(--color-border-success);
}

.audiostudio-toast-error {
    background: var(--color-background-danger);
    color: var(--color-text-danger);
    border-left: 4px solid var(--color-border-danger);
}

.audiostudio-toast-info {
    background: var(--color-background-info);
    color: var(--color-text-info);
    border-left: 4px solid var(--color-border-info);
}

/* ─── Voice Dialog ──────────────────────────────────────────────────── */
.voice-dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.voice-dialog {
    background: var(--color-background-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    width: 90%;
    max-width: 450px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.voice-dialog-header {
    padding: 20px;
    border-bottom: 1px solid var(--color-border-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.voice-dialog-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.voice-dialog-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
}

.voice-dialog-close:hover {
    background: var(--color-background-secondary);
}

.voice-dialog-body {
    padding: 20px;
    overflow-y: auto;
}

.voice-dialog-field {
    margin-bottom: 15px;
}

.voice-dialog-field label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
}

.voice-dialog-field input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--color-border-secondary);
    border-radius: var(--border-radius-sm);
    font-size: 13px;
    font-family: var(--font-sans);
}

.voice-dialog-field input:focus {
    outline: none;
    border-color: var(--color-border-info);
    box-shadow: 0 0 0 3px rgba(24, 95, 165, 0.1);
}

.voice-dialog-preview {
    margin-top: 20px;
    padding: 15px;
    background: var(--color-background-secondary);
    border-radius: var(--border-radius-md);
    text-align: center;
}

.voice-dialog-play-btn {
    background: var(--color-background-info);
    border: 1px solid var(--color-border-info);
    color: var(--color-text-info);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.voice-dialog-play-btn:hover {
    background: var(--color-border-info);
    color: white;
}

.voice-dialog-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--color-border-primary);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.voice-dialog-btn-secondary, .voice-dialog-btn-primary {
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.voice-dialog-btn-secondary {
    background: var(--color-background-secondary);
    border: 1px solid var(--color-border-secondary);
    color: var(--color-text-primary);
}

.voice-dialog-btn-secondary:hover {
    background: var(--color-background-tertiary);
}

.voice-dialog-btn-primary {
    background: var(--color-border-info);
    border: 1px solid var(--color-border-info);
    color: white;
}

.voice-dialog-btn-primary:hover {
    background: var(--color-text-info);
}

/* ─── Voice Card Actions ────────────────────────────────────────────── */
.voice-actions {
    display: flex;
    gap: 5px;
    align-items: center;
}

.voice-play-btn {
    background: var(--color-background-info);
    border: 1px solid var(--color-border-info);
    color: var(--color-text-info);
    width: 28px;
    height: 28px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.voice-play-btn:hover {
    background: var(--color-border-info);
    color: white;
    transform: scale(1.1);
}

.voice-edit-btn {
    background: var(--color-background-warning);
    border: 1px solid var(--color-border-warning);
    color: var(--color-text-warning);
    width: 28px;
    height: 28px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.voice-edit-btn:hover {
    background: var(--color-border-warning);
    color: white;
    transform: scale(1.1);
}

.voice-remove-btn {
    background: var(--color-background-danger);
    border: 1px solid var(--color-border-danger);
    color: var(--color-text-danger);
    width: 28px;
    height: 28px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.15s ease;
}

.voice-remove-btn:hover {
    background: var(--color-border-danger);
    color: white;
    transform: scale(1.1);
}

/* ─── Character Voice Assignment ─────────────────────────────────────── */
.character-voice-assignment {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border-tertiary);
}

.voice-assignment-label {
    display: block;
    font-size: 10px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
}

.voice-assignment-select {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--color-border-secondary);
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-family: var(--font-sans);
    background: white;
    cursor: pointer;
}

.voice-assignment-select:focus {
    outline: none;
    border-color: var(--color-border-info);
    box-shadow: 0 0 0 2px rgba(24, 95, 165, 0.1);
}

/* ─── Modal Progress Dialog ────────────────────────────────────────── */
.progress-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.progress-modal {
    background: var(--color-background-primary);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    min-width: 400px;
    max-width: 500px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    text-align: center;
}

.progress-modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 10px;
}

.progress-modal-message {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 25px;
}

.progress-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-border-tertiary);
    border-top-color: var(--color-border-info);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.progress-bar-container {
    width: 100%;
    height: 6px;
    background: var(--color-background-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 15px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-border-info), var(--color-border-success));
    transition: width 0.3s ease;
    width: 0%;
}

.progress-bar.indeterminate {
    width: 30%;
    animation: progress-slide 1.5s ease-in-out infinite;
}

@keyframes progress-slide {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(400%); }
}