:root {
            --primary-color: #007acc;
            --secondary-color: #005a9e;
            --bg-color: #1e1e1e;
            --sidebar-bg: #252526;
            --editor-bg: #1e1e1e;
            --text-color: #cccccc;
            --border-color: #3c3c3c;
            --accent-color: #007acc;
            --success-color: #4CAF50;
            --warning-color: #ff9800;
            --error-color: #f44336;
            --activity-bar: #333333;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-color);
            display: flex;
            flex-direction: column;
            height: 100vh;
            overflow: hidden;
        }

        /* Barre de titre */
        .title-bar {
            background-color: var(--sidebar-bg);
            padding: 8px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-color);
            height: 35px;
        }

        .app-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
        }

        .app-title img {
            width: 20px;
            height: 20px;
        }

        .app-controls {
            display: flex;
            gap: 8px;
        }

        .app-controls button {
            background: none;
            border: none;
            color: var(--text-color);
            cursor: pointer;
            font-size: 12px;
            padding: 4px 8px;
            border-radius: 3px;
            transition: background-color 0.2s;
        }

        .app-controls button:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        /* Layout principal */
        .main-container {
            display: flex;
            flex: 1;
            overflow: hidden;
        }

        /* Barre latérale */
        .sidebar {
            width: 250px;
            background-color: var(--sidebar-bg);
            border-right: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        .sidebar-header {
            padding: 15px;
            border-bottom: 1px solid var(--border-color);
            font-size: 16px;
            font-weight: 600;
        }

        .settings-menu {
            flex: 1;
            overflow-y: auto;
            padding: 10px 0;
        }

        .settings-category {
            margin-bottom: 10px;
        }

        .settings-category-title {
            padding: 8px 15px;
            font-size: 13px;
            font-weight: 600;
            color: #888;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .settings-item {
            padding: 8px 15px 8px 30px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: background-color 0.2s;
            font-size: 13px;
        }

        .settings-item:hover {
            background-color: rgba(255, 255, 255, 0.05);
        }

        .settings-item.active {
            background-color: var(--primary-color);
        }

        .settings-item i {
            width: 16px;
            text-align: center;
        }

        /* Contenu des paramètres */
        .settings-content {
            flex: 1;
            overflow-y: auto;
            padding: 20px;
            background-color: var(--editor-bg);
        }

        .settings-section {
            margin-bottom: 30px;
            display: none;
        }

        .settings-section.active {
            display: block;
        }

        .settings-section-title {
            font-size: 20px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }

        .settings-group {
            margin-bottom: 25px;
            background-color: var(--sidebar-bg);
            border-radius: 6px;
            padding: 20px;
            border: 1px solid var(--border-color);
        }

        .settings-group-title {
            font-size: 16px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .settings-group-title i {
            color: var(--primary-color);
        }

        .setting-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

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

        .setting-info {
            flex: 1;
        }

        .setting-label {
            font-weight: 600;
            margin-bottom: 5px;
        }

        .setting-description {
            font-size: 12px;
            color: #888;
            line-height: 1.4;
        }

        .setting-control {
            margin-left: 20px;
        }

        /* Styles pour les contrôles de formulaire */
        input[type="text"],
        input[type="number"],
        input[type="password"],
        select,
        textarea {
            width: 100%;
            padding: 8px 12px;
            background-color: var(--bg-color);
            border: 1px solid var(--border-color);
            border-radius: 4px;
            color: var(--text-color);
            font-size: 13px;
        }

        input:focus,
        select:focus,
        textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }

        textarea {
            resize: vertical;
            min-height: 80px;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        input[type="checkbox"] {
            width: 16px;
            height: 16px;
            accent-color: var(--primary-color);
        }

        input[type="range"] {
            width: 200px;
            height: 4px;
            background: var(--border-color);
            outline: none;
            -webkit-appearance: none;
        }

        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 16px;
            height: 16px;
            background: var(--primary-color);
            border-radius: 50%;
            cursor: pointer;
        }

        .color-picker {
            width: 40px;
            height: 30px;
            border: none;
            background: transparent;
            cursor: pointer;
        }

        .button {
            background-color: var(--primary-color);
            border: none;
            color: white;
            padding: 8px 16px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 13px;
            transition: background-color 0.2s;
        }
              .button:hover {
            background-color: var(--secondary-color);
        }

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

        .button.secondary:hover {
            background-color: rgba(255, 255, 255, 0.05);
        }

        .button.danger {
            background-color: var(--error-color);
        }

        .button.danger:hover {
            background-color: #d32f2f;
        }

        /* Tags et badges */
        .tag {
            display: inline-block;
            background-color: var(--primary-color);
            color: white;
            padding: 2px 6px;
            border-radius: 3px;
            font-size: 11px;
            margin-left: 8px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            width: 18px;
            height: 18px;
            font-size: 10px;
            margin-left: auto;
        }

        /* Barre de recherche */
        .search-box {
            margin-bottom: 20px;
            position: relative;
        }

        .search-box input {
            padding-left: 35px;
        }

        .search-box i {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: #888;
        }

        /* Thèmes */
        .theme-options {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 15px;
            margin-top: 15px;
        }

        .theme-option {
            border: 2px solid var(--border-color);
            border-radius: 6px;
            padding: 15px;
            cursor: pointer;
            transition: all 0.2s;
            text-align: center;
        }

        .theme-option:hover {
            border-color: var(--primary-color);
        }

        .theme-option.active {
            border-color: var(--primary-color);
            background-color: rgba(0, 122, 204, 0.1);
        }

        .theme-preview {
            width: 100%;
            height: 60px;
            border-radius: 4px;
            margin-bottom: 10px;
            border: 1px solid var(--border-color);
        }

        .theme-name {
            font-weight: 600;
            font-size: 13px;
        }

        /* Raccourcis clavier */
        .shortcut-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .shortcut-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px;
            background-color: var(--bg-color);
            border-radius: 4px;
        }

        .shortcut-keys {
            display: flex;
            gap: 5px;
        }

        .key {
            background-color: var(--sidebar-bg);
            padding: 4px 8px;
            border-radius: 3px;
            font-size: 11px;
            border: 1px solid var(--border-color);
        }

        /* Extensions */
        .extensions-list {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .extension-item {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 15px;
            background-color: var(--bg-color);
            border-radius: 6px;
            border: 1px solid var(--border-color);
        }

        .extension-icon {
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .extension-info {
            flex: 1;
        }

        .extension-name {
            font-weight: 600;
            margin-bottom: 5px;
        }

        .extension-description {
            font-size: 12px;
            color: #888;
        }

        .extension-actions {
            display: flex;
            gap: 10px;
        }

        /* Barre d'actions */
        .actions-bar {
            padding: 15px;
            background-color: var(--sidebar-bg);
            border-top: 1px solid var(--border-color);
            display: flex;
            justify-content: flex-end;
            gap: 10px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .main-container {
                flex-direction: column;
            }
            
            .sidebar {
                width: 100%;
                height: auto;
                max-height: 200px;
            }
            
            .settings-content {
                padding: 15px;
            }
            
            .theme-options {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            }
        }