/* Markdown Converter - Professional Styling */

/* Container */
.markdown-converter-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Tool Header */
.tool-header {
    text-align: center;
    margin-bottom: 30px;
    padding: 0 20px;
}

.tool-header h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 10px;
    font-weight: 600;
}

.tool-description {
    color: #6c757d;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Mode Selector */
.format-mode-selector {
    display: flex;
    justify-content: center;
    gap: 2px;
    margin-bottom: 30px;
    background: #f8f9fa;
    border-radius: 8px;
    padding: 4px;
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    background: transparent;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: #6c757d;
    transition: all 0.2s ease;
}

.mode-btn:hover {
    background: #e9ecef;
    color: #495057;
}

.mode-btn.active {
    background: #007bff;
    color: white;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.3);
}

.mode-icon {
    font-size: 1.1rem;
}

/* Main Content */
.main-content {
    position: relative;
}

.format-mode-content {
    display: none;
}

.format-mode-content.active {
    display: block;
}

/* Editor Layout */
.editor-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

/* Sections */
.input-section, .output-section {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    border: 1px solid #e9ecef;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.form-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0;
}

.section-actions {
    display: flex;
    gap: 8px;
}

/* Editor Components */
.editor-toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    padding: 10px;
    background: #fff;
    border-radius: 6px;
    border: 1px solid #e9ecef;
}

.toolbar-group {
    display: flex;
    gap: 4px;
}

.toolbar-btn {
    padding: 6px 10px;
    border: 1px solid #e9ecef;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: #495057;
    transition: all 0.2s ease;
}

.toolbar-btn:hover {
    background: #f8f9fa;
    border-color: #dee2e6;
}

.toolbar-btn:active {
    background: #e9ecef;
}

.editor-textarea {
    width: 100%;
    min-height: 300px;
    padding: 15px;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    resize: vertical;
    background: #fff;
    color: #2c3e50;
    transition: border-color 0.2s ease;
}

.editor-textarea:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.editor-textarea::placeholder {
    color: #adb5bd;
}

/* Preview Container */
.preview-container {
    min-height: 300px;
    padding: 20px;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    overflow-y: auto;
    max-height: 500px;
}

.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: #adb5bd;
    text-align: center;
}

.preview-placeholder p {
    margin: 10px 0 0 0;
    font-size: 1rem;
}

/* Stats */
.input-stats, .output-stats {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
    padding: 10px;
    background: #fff;
    border-radius: 6px;
    border: 1px solid #e9ecef;
    font-size: 0.85rem;
}

.stat-item {
    display: flex;
    gap: 5px;
    color: #6c757d;
}

.stat-item span:first-child {
    font-weight: 500;
}

.stat-item span:last-child {
    color: #007bff;
    font-weight: 600;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    background: #fff;
    color: #495057;
}

.btn:hover {
    background: #f8f9fa;
    transform: translateY(-1px);
}

.btn.btn-primary {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

.btn.btn-primary:hover {
    background: #0056b3;
    border-color: #0056b3;
}

.btn.btn-outline {
    background: transparent;
    color: #007bff;
    border-color: #007bff;
}

.btn.btn-outline:hover {
    background: #007bff;
    color: white;
}

.btn.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    font-size: 1rem;
}

/* Batch Processing */
.batch-drop-zone {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    background: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.batch-drop-zone:hover {
    border-color: #007bff;
    background: #e3f2fd;
}

.batch-drop-zone.dragover {
    border-color: #007bff;
    background: #e3f2fd;
    transform: scale(1.02);
}

.drop-zone-content {
    text-align: center;
    color: #6c757d;
}

.drop-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: block;
}

.drop-zone-content p {
    margin: 10px 0 5px 0;
    font-size: 1.1rem;
    font-weight: 500;
}

.drop-zone-content small {
    color: #adb5bd;
}

.batch-files {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 20px;
}

.batch-file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    margin-bottom: 8px;
}

.batch-file-item:last-child {
    margin-bottom: 0;
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 2px;
}

.file-size {
    font-size: 0.8rem;
    color: #6c757d;
}

.file-status {
    margin: 0 15px;
}

.file-status .badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.file-status .badge.bg-secondary {
    background: #6c757d;
    color: white;
}

.file-status .badge.bg-primary {
    background: #007bff;
    color: white;
}

.file-status .badge.bg-success {
    background: #28a745;
    color: white;
}

.file-status .badge.bg-danger {
    background: #dc3545;
    color: white;
}

.batch-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    padding: 15px;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 6px;
}

/* Templates */
.templates-section {
    padding: 20px;
}

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.template-card {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.template-card:hover {
    background: #e9ecef;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.template-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
}

.template-description {
    color: #6c757d;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* History */
.history-section {
    padding: 20px;
}

.history-list {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 20px;
}

.no-history {
    text-align: center;
    color: #6c757d;
    padding: 60px 20px;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.history-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.history-info {
    flex: 1;
}

.history-content {
    font-size: 0.9rem;
    color: #2c3e50;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 400px;
}

.history-details {
    font-size: 0.8rem;
    color: #6c757d;
}

.history-time {
    font-size: 0.8rem;
    color: #adb5bd;
    white-space: nowrap;
}

/* Modal */
.modal-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: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: #fff;
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #e9ecef;
}

.modal-header h3 {
    margin: 0;
    color: #2c3e50;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #6c757d;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.close-btn:hover {
    background: #f8f9fa;
    color: #495057;
}

.modal-body {
    padding: 20px;
    max-height: 60vh;
    overflow-y: auto;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.setting-group label {
    font-weight: 500;
    color: #2c3e50;
    font-size: 0.9rem;
}

.setting-group select, .setting-group input[type="text"] {
    padding: 8px 12px;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    font-size: 0.9rem;
    background: #fff;
}

.setting-group input[type="checkbox"] {
    margin-right: 8px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .markdown-converter-container {
        margin: 10px;
        padding: 15px;
    }
    
    .format-mode-selector {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .mode-btn {
        flex: 1;
        min-width: 120px;
        justify-content: center;
    }
    
    .editor-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .input-stats, .output-stats {
        flex-direction: column;
        gap: 8px;
    }
    
    .action-buttons {
        flex-wrap: wrap;
    }
    
    .btn {
        flex: 1;
        min-width: 100px;
        justify-content: center;
    }
    
    .templates-grid {
        grid-template-columns: 1fr;
    }
    
    .batch-stats {
        grid-template-columns: 1fr;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .tool-header h1 {
        font-size: 2rem;
    }
    
    .tool-description {
        font-size: 1rem;
    }
    
    .editor-textarea {
        min-height: 200px;
    }
    
    .preview-container {
        min-height: 200px;
    }
    
    .batch-drop-zone {
        min-height: 150px;
    }
    
    .modal-container {
        width: 95%;
        margin: 20px;
    }
}

/* Print Styles */
@media print {
    .tool-header, .format-mode-selector, .action-buttons, .section-actions {
        display: none;
    }
    
    .editor-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .input-section, .output-section {
        border: 1px solid #000;
        background: #fff;
    }
    
    .editor-textarea {
        border: none;
        background: transparent;
        resize: none;
    }
}


[data-theme="dark"] {
    --editor-bg: var(--dark-editor-bg);
    --editor-border: var(--dark-editor-border);
    --preview-bg: var(--dark-preview-bg);
    --code-bg: var(--dark-code-bg);
    --toolbar-bg: var(--dark-toolbar-bg);
    --file-drop-bg: var(--dark-file-drop-bg);
    --file-item-bg: var(--dark-file-item-bg);
}

/* Tool Header Enhancements */
.tool-header {
    background: linear-gradient(135deg, var(--markdown-primary), var(--markdown-accent));
    color: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
}

.tool-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tool-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.tool-description {
    font-size: 1.1rem;
    opacity: 0.95;
    line-height: 1.6;
    max-width: 800px;
}

/* Mode Selector */
.mode-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.mode-btn {
    background: var(--surface-color);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.mode-btn:hover {
    border-color: var(--markdown-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mode-btn.active {
    background: var(--markdown-primary);
    border-color: var(--markdown-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mode-btn.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, rgba(255,255,255,0.3), rgba(255,255,255,0.6), rgba(255,255,255,0.3));
}

.mode-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}

.mode-label {
    font-size: 1.1rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
}

.mode-description {
    font-size: 0.9rem;
    opacity: 0.8;
    display: block;
}

/* Format Mode Content */
.format-mode-content {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.format-mode-content.active {
    display: block;
}

.mode-header {
    text-align: center;
    margin-bottom: 2rem;
}

.mode-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.mode-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.mode-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Section Cards */
.section-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease;
}

.section-card:hover {
    box-shadow: var(--shadow-md);
}

.section-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

/* Formatting Toolbar */
.formatting-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: var(--toolbar-bg);
    border: 1px solid var(--toolbar-border);
    border-radius: var(--border-radius);
    flex-wrap: wrap;
}

.toolbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    color: var(--text-color);
}

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

.toolbar-btn:active {
    transform: scale(0.95);
}

/* Input/Output Areas */
.input-wrapper {
    position: relative;
}

.format-textarea {
    width: 100%;
    min-height: 400px;
    padding: 1rem;
    border: 2px solid var(--editor-border);
    border-radius: var(--border-radius);
    background: var(--editor-bg);
    color: var(--text-color);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    resize: vertical;
    transition: border-color 0.3s ease;
}

.format-textarea:focus {
    outline: none;
    border-color: var(--editor-focus);
    box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.1);
}

.format-textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

/* Stats Display */
.input-stats,
.output-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--background-secondary);
    border-radius: var(--border-radius);
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.stat-item span:first-child {
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-item span:last-child {
    color: var(--text-color);
    font-weight: 600;
}

/* Live Preview */
.preview-container {
    min-height: 400px;
    padding: 1.5rem;
    background: var(--preview-bg);
    border: 2px solid var(--editor-border);
    border-radius: var(--border-radius);
    overflow-y: auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
}

.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--text-muted);
    text-align: center;
}

.placeholder-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.preview-placeholder h4 {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.preview-placeholder p {
    margin: 0;
    font-size: 0.9rem;
}

/* Markdown Preview Styles */
.preview-container h1,
.preview-container h2,
.preview-container h3,
.preview-container h4,
.preview-container h5,
.preview-container h6 {
    color: var(--text-color);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.preview-container h1 { font-size: 2rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.5rem; }
.preview-container h2 { font-size: 1.6rem; }
.preview-container h3 { font-size: 1.3rem; }
.preview-container h4 { font-size: 1.1rem; }

.preview-container p {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.preview-container code {
    padding: 0.2rem 0.4rem;
    background: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: 3px;
    font-size: 0.85rem;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.preview-container pre {
    padding: 1rem;
    background: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 1rem 0;
}

.preview-container pre code {
    background: none;
    border: none;
    padding: 0;
}

.preview-container blockquote {
    margin: 1rem 0;
    padding: 0.5rem 1rem;
    border-left: 4px solid var(--markdown-primary);
    background: var(--background-secondary);
    color: var(--text-secondary);
}

.preview-container table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    border: 1px solid var(--border-color);
}

.preview-container th,
.preview-container td {
    padding: 0.75rem;
    text-align: left;
    border: 1px solid var(--border-color);
}

.preview-container th {
    background: var(--background-secondary);
    font-weight: 600;
}

.preview-container ul,
.preview-container ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.preview-container li {
    margin-bottom: 0.5rem;
}

/* File Drop Zone */
.file-drop-zone {
    border: 2px dashed var(--file-drop-border);
    border-radius: var(--border-radius-lg);
    background: var(--file-drop-bg);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.file-drop-zone:hover,
.file-drop-zone.drag-over {
    border-color: var(--markdown-primary);
    background: var(--file-drop-hover);
    transform: scale(1.02);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.drop-icon {
    font-size: 3rem;
    opacity: 0.6;
}

.file-drop-zone h4 {
    margin: 0;
    color: var(--text-color);
    font-weight: 600;
}

.file-drop-zone p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* File List */
.file-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--surface-color);
}

.file-list-placeholder {
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--file-item-bg);
    transition: background-color 0.2s ease;
}

.file-item:hover {
    background: var(--background-secondary);
}

.file-item:last-child {
    border-bottom: none;
}

.file-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.file-name {
    font-weight: 500;
    color: var(--text-color);
}

.file-details {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.file-status {
    margin: 0 1rem;
}

.file-actions {
    display: flex;
    gap: 0.5rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--markdown-primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Progress Bar */
.batch-progress {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--progress-bg);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--progress-fill), var(--markdown-accent));
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
}

/* Batch Results */
.batch-results-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.batch-result-item {
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.batch-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.batch-result-filename {
    font-weight: 600;
    color: var(--text-color);
}

.batch-result-status {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
}

.batch-result-status.success {
    background: var(--success-background);
    color: var(--success-color);
}

.batch-result-status.error {
    background: var(--error-background);
    color: var(--error-color);
}

.batch-result-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

/* Form Controls */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--surface-color);
    color: var(--text-color);
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.form-select:focus {
    outline: none;
    border-color: var(--markdown-primary);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    transition: background-color 0.2s ease;
}

.checkbox-item:hover {
    background: var(--background-secondary);
}

.checkbox-item input[type="checkbox"] {
    margin: 0;
    transform: scale(1.2);
}

.checkbox-content {
    flex: 1;
}

.checkbox-label {
    display: block;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.checkbox-description {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* History */
.history-container {
    max-height: 600px;
    overflow-y: auto;
}

.history-placeholder {
    padding: 3rem;
    text-align: center;
    color: var(--text-muted);
}

.history-item {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.history-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.history-item-title {
    font-weight: 600;
    color: var(--text-color);
}

.history-item-time {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.history-item-content {
    margin-bottom: 1rem;
}

.history-item-preview {
    background: var(--background-secondary);
    padding: 1rem;
    border-radius: var(--border-radius);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
    overflow-x: auto;
}

.history-item-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.history-item-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Templates Modal */
.template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.template-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.template-card:hover {
    border-color: var(--markdown-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.template-title {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.template-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.template-preview {
    background: var(--background-secondary);
    padding: 0.75rem;
    border-radius: var(--border-radius);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: pre-wrap;
    overflow: hidden;
    max-height: 100px;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.pending {
    background: var(--info-background);
    color: var(--info-color);
}

.status-badge.processing {
    background: var(--warning-background);
    color: var(--warning-color);
}

.status-badge.completed {
    background: var(--success-background);
    color: var(--success-color);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .tool-title {
        font-size: 2rem;
    }
    
    .mode-selector {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .section-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .formatting-toolbar {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .input-stats,
    .output-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .history-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .history-item-actions {
        width: 100%;
    }
    
    .template-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .tool-header {
        padding: 1.5rem;
    }
    
    .tool-title {
        font-size: 1.75rem;
        flex-direction: column;
        text-align: center;
    }
    
    .mode-selector {
        grid-template-columns: 1fr;
    }
    
    .mode-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .format-textarea {
        min-height: 300px;
    }
    
    .input-stats,
    .output-stats {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Animation Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Processing States */
.processing {
    animation: pulse 1.5s infinite;
}

.processing .progress-fill {
    background: linear-gradient(90deg, var(--warning-color), var(--markdown-primary));
    animation: progressShimmer 2s infinite;
}

@keyframes progressShimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: 200px 0;
    }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators for keyboard navigation */
.mode-btn:focus,
.toolbar-btn:focus,
.btn:focus,
.format-textarea:focus,
.form-select:focus {
    outline: 2px solid var(--markdown-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .mode-btn {
        border-width: 3px;
    }
    
    .format-textarea {
        border-width: 3px;
    }
    
    .file-drop-zone {
        border-width: 3px;
    }
}