/* --- CSS RESET & VARIABLES --- */
        :root {
            --bg-dark: #0e0e10;
            /* Main Window Background */
            --bg-panel: #151518;
            /* Sidebars/Panels */
            --bg-activity: #1e1e20;
            /* Activity Bar (Leftmost) */
            --bg-editor: #0e0e10;
            /* Editor Background */
            --border: #2b2b2e;
            /* Borders */
            --accent: #007acc;
            /* VS Code Blue */
            --accent-hover: #0062a3;
            --text-main: #e2e8f0;
            /* Primary Text */
            --text-muted: #85858a;
            /* Secondary Text */
            --terminal-bg: #151518;
            --success: #89d185;
            --error: #f48771;

            --font-ui: 'Inter', system-ui, sans-serif;
            --font-code: 'JetBrains Mono', monospace;

            --title-bar-height: 30px;
            --header-height: 35px;
            /* Workspace header */
            --status-height: 22px;
            --sidebar-width: 250px;
            --activity-width: 48px;

            /* Default Dark Mode additions */
            --bg-titlebar: #1e1e1e;
            --list-hover: #2a2d2e;
            --list-active: #37373d;
            --list-active-fg: #fff;
            --bg-tab-inactive: #2d2d2d;
            --tab-border-right: #1e1e1e;
            /* Match titlebar or dark bg */
            --tab-close-hover: #4b4b4b;
            --input-bg: #3c3c3c;
            --input-fg: #cccccc;
            --button-bg: #0e639c;
            --button-fg: #ffffff;
            --modal-bg: #252526;
            --modal-border: #454545;
            --btn-sec-bg: #3c3c3c;
            --btn-sec-fg: #cccccc;
        }

        /* --- LIGHT THEME OVERRIDES --- */
        [data-theme="light"] {
            --bg-dark: #f3f3f3;
            /* Main Window Background */
            --bg-panel: #f3f3f3;
            /* Sidebars/Panels */
            --bg-activity: #e8e8e8;
            /* Activity Bar */
            --bg-editor: #ffffff;
            /* Editor Background */
            --border: #e5e5e5;
            /* Borders */
            --accent: #007acc;
            /* VS Code Blue */
            --accent-hover: #0062a3;
            --text-main: #3b3b3b;
            /* Primary Text */
            --text-muted: #6f6f6f;
            /* Secondary Text */
            --terminal-bg: #ffffff;

            --bg-titlebar: #dddddd;
            --list-hover: #e4e6f1;
            --list-active: #d6ebff;
            /* A generic light blue selection */
            --list-active-fg: #333;
            --bg-tab-inactive: #ececec;
            --tab-border-right: #e5e5e5;
            --tab-close-hover: #d0d0d0;
            --input-bg: #ffffff;
            --input-fg: #333333;
            --button-bg: #007acc;
            --button-fg: #ffffff;
            --modal-bg: #ffffff;
            --modal-border: #cecece;
            --btn-sec-bg: #e0e0e0;
            --btn-sec-fg: #333333;
            --success: #388a34;
            --error: #e51400;
        }

        /* --- TITLE BAR --- */
        .title-bar {
            height: var(--title-bar-height);
            background-color: var(--bg-titlebar);
            display: flex;
            align-items: center;
            padding-left: 10px;
            font-size: 13px;
            color: var(--text-muted);
            user-select: none;
            -webkit-app-region: drag;
            /* Electron support if needed */
            flex-shrink: 0;
            position: relative;
            border-bottom: 1px solid #111;
        }

        .title-text {
            font-weight: 600;
            margin-left: 10px;
            color: var(--text-main);
        }

        .app-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            color: #007acc;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: var(--font-ui);
            height: 100vh;
            width: 100vw;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        /* --- LAYOUT GRID --- */
        .workspace {
            display: flex;
            flex: 1;
            height: calc(100vh - var(--status-height) - var(--title-bar-height));
            overflow: hidden;
        }

        /* --- ACTIVITY BAR (Leftmost) --- */
        .activity-bar {
            width: var(--activity-width);
            background-color: var(--bg-activity);
            border-right: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            align-items: center;
            padding-top: 10px;
            flex-shrink: 0;
        }

        .activity-icon {
            width: 48px;
            height: 48px;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            opacity: 0.6;
            transition: opacity 0.2s;
            border-left: 2px solid transparent;
        }

        .activity-icon.active {
            opacity: 1;
            border-left-color: var(--text-main);
        }

        .activity-icon:hover {
            opacity: 1;
        }

        .activity-icon svg {
            width: 24px;
            height: 24px;
            fill: var(--text-muted);
        }

        .activity-icon.active svg {
            fill: var(--text-main);
        }

        /* --- SIDEBAR (Explorer) --- */
        .sidebar {
            width: var(--sidebar-width);
            background-color: var(--bg-panel);
            border-right: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            transition: width 0.1s ease;
            flex-shrink: 0;
        }

        .sidebar-header {
            height: var(--header-height);
            display: flex;
            align-items: center;
            padding: 0 20px;
            font-size: 11px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .sidebar-section-title {
            padding: 8px 20px;
            font-weight: bold;
            font-size: 12px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .sidebar-item {
            padding: 5px 20px 5px 35px;
            cursor: pointer;
            font-size: 13px;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            overflow: hidden;
            /* Ensure flex behavior works */
        }

        .sidebar-item:hover {
            background-color: var(--list-hover);
        }

        .sidebar-item.active {
            background-color: var(--list-active);
            color: var(--list-active-fg);
        }

        .sidebar-item.selected-folder {
            border-left: 2px solid #007acc;
        }

        .sidebar-item[draggable="true"] {
            cursor: pointer;
        }

        .shortcut-docs {
            padding: 10px 14px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .shortcut-row {
            display: flex;
            flex-direction: column;
            gap: 4px;
            padding: 8px 10px;
            border: 1px solid var(--border);
            border-radius: 6px;
            background: var(--bg-editor);
        }

        .shortcut-key {
            font-family: var(--font-code);
            font-size: 12px;
            color: var(--text-main);
        }

        .shortcut-desc {
            font-size: 11px;
            color: var(--text-muted);
        }

        /* --- MAIN EDITOR AREA --- */
        .editor-container {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-width: 0;
            /* Fix flex overflow */
            background-color: var(--bg-editor);
        }

        /* Tabs Header */
        .tabs-header {
            height: var(--header-height);
            background-color: var(--bg-panel);
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }

        .tabs-strip {
            display: flex;
            align-items: stretch;
            min-width: 0;
            flex: 1;
            overflow-x: auto;
            background: var(--bg-panel);
        }

        .tab {
            height: 100%;
            background-color: var(--bg-tab-inactive);
            color: var(--text-muted);
            padding: 0 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            border-right: 1px solid var(--tab-border-right);
            cursor: pointer;
            min-width: 120px;
            max-width: 190px;
            transition: background-color 0.16s ease, color 0.16s ease;
            /* Optional cap */
        }

        .tab:hover {
            background-color: var(--list-hover);
            color: var(--text-main);
        }

        .tab span:not(.tab-close):not(.tab-dirty-dot) {
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .tab-dirty-dot {
            color: #ffcc66;
            font-size: 12px;
            margin-right: 6px;
            flex: 0 0 auto;
        }

        .tab.active {
            background-color: var(--bg-editor);
            color: var(--text-main);
            border-top: 1px solid var(--accent);
            border-right-color: var(--tab-border-right);
        }

        .tab-close {
            width: 16px;
            height: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 500;
            line-height: 1;
            border-radius: 2px;
            padding: 0;
            flex-shrink: 0;
            margin-left: 6px;
            color: var(--text-muted);
            opacity: 0;
            transition: opacity 0.12s ease, background-color 0.12s ease, color 0.12s ease;
            /* Push to right if we didn't use gap/flex-1 on title */
        }

        .tab:hover .tab-close,
        .tab.active .tab-close {
            opacity: 1;
        }

        .tab-close:hover {
            background-color: var(--tab-close-hover);
            color: var(--text-main);
        }

        /* --- NOTES PANEL (Right Dock) --- */
        /* --- NOTES PANEL (Right Dock) --- */
        #notes-panel {
            width: 320px;
            /* Fixed width as requested */
            height: 100%;
            /* Full height of workspace */
            background-color: var(--bg-panel);
            border-left: 1px solid var(--border);
            display: none;
            /* Toggled via JS */
            flex-direction: column;
            flex-shrink: 0;
            z-index: 20;
            position: relative;
            /* Ensure it stays in flow */
        }

        #note-selector {
            background-color: var(--bg-panel);
            /* Ensure background matches panel */
            color: var(--text-main);
            border: 1px solid transparent;
            /* Subtle border on hover could be nice, or keep none */
            font-family: inherit;
            font-size: 11px;
            font-weight: 600;
            outline: none;
            cursor: pointer;
            max-width: 180px;
            padding: 2px 4px;
            border-radius: 3px;
        }

        #note-selector:hover {
            background-color: var(--bg-activity);
            /* Slight highlight on hover */
        }

        #note-selector option {
            background-color: var(--bg-panel);
            color: var(--text-main);
            padding: 4px;
        }

        #notes-content {
            flex: 1;
            width: 100%;
            border: none;
            outline: none;
            padding: 15px;
            background: var(--bg-editor);
            color: var(--text-main);
            font-family: var(--font-code);
            font-size: 13px;
            resize: none;
            line-height: 1.5;
        }

        .notes-content-editor:empty:before {
            content: attr(data-placeholder);
            color: var(--text-muted);
            pointer-events: none;
        }

        .notes-content-editor h1,
        .notes-content-editor h2,
        .notes-content-editor h3 {
            margin: 10px 0 6px;
        }

        .notes-content-editor ul {
            margin: 6px 0;
            padding-left: 20px;
            list-style-position: inside;
        }

        .notes-content-editor pre {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 4px;
            padding: 8px;
            white-space: pre-wrap;
        }

        .notes-toolbar {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            padding: 8px 10px;
            border-bottom: 1px solid var(--border);
            background: var(--bg-panel);
        }

        .notes-tool-btn {
            border: 1px solid var(--border);
            background: var(--input-bg);
            color: var(--text-main);
            font-size: 11px;
            line-height: 1;
            padding: 5px 8px;
            border-radius: 4px;
            cursor: pointer;
        }

        .notes-tool-btn:hover {
            border-color: var(--accent);
        }

        .notes-tool-btn.active {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .notes-preview {
            flex: 1;
            width: 100%;
            padding: 15px;
            overflow-y: auto;
            background: var(--bg-editor);
            color: var(--text-main);
            font-family: var(--font-code);
            font-size: 13px;
            line-height: 1.6;
            white-space: pre-wrap;
            word-break: break-word;
        }

        .notes-preview h1,
        .notes-preview h2,
        .notes-preview h3 {
            margin: 10px 0 6px;
            color: var(--text-main);
        }

        .notes-preview ul,
        .notes-preview ol {
            margin: 6px 0;
            padding-left: 20px;
            list-style-position: inside;
        }

        .notes-preview li {
            margin: 2px 0;
        }

        .notes-preview code {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 3px;
            padding: 1px 4px;
        }

        .notes-footer {
            height: 26px;
            min-height: 26px;
            border-top: 1px solid var(--border);
            padding: 0 10px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--text-muted);
            font-size: 11px;
            background: var(--bg-panel);
        }

        /* Context Menu (Generic) */
        .context-menu {
            background-color: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 4px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
            display: flex;
            flex-direction: column;
            /* Ensure vertical list */
            padding: 6px 0;
            min-width: 160px;
            /* Prevent crowding */
        }

        .menu-item {
            padding: 8px 12px;
            font-size: 12px;
            cursor: pointer;
            color: var(--text-main);
            display: block;
            text-align: left;
            white-space: nowrap;
            /* Prevent awkward wrapping */
        }

        .menu-item:hover {
            background-color: var(--bg-activity);
        }

        .menu-item.delete {
            color: #d9534f;
        }

        .menu-separator {
            height: 1px;
            background-color: var(--border);
            margin: 4px 0;
        }



        /* Adjust Main Grid to accommodate Notes panel */
        /* Currently .editor-container has flex:1 which is good. */

        .toolbar-actions {
            margin-left: auto;
            padding-right: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .run-btn {
            background-color: transparent;
            /* No fill like typical Play icon */
            border: none;
            color: var(--success);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 4px;
            border-radius: 4px;
            transition: background 0.2s;
        }

        .run-btn:hover {
            background-color: rgba(137, 209, 133, 0.1);
        }

        .run-btn svg {
            width: 18px;
            height: 18px;
            fill: currentColor;
        }

        /* Monaco Editor Wrapper */
        #editor {
            flex: 1;
            width: 100%;
            height: 100%;
            /* Important for Monaco */
            overflow: hidden;
        }

        .empty-state-card {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: min(460px, calc(100% - 40px));
            border: 1px solid var(--border);
            background: var(--bg-panel);
            border-radius: 8px;
            padding: 18px;
            text-align: center;
            z-index: 5;
        }

        .empty-state-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
        }

        .empty-state-text {
            margin-top: 8px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .empty-state-actions {
            margin-top: 14px;
            display: flex;
            justify-content: center;
            gap: 10px;
        }

        .sidebar-empty-state {
            padding: 14px 18px;
            margin: 8px 12px;
            border: 1px dashed var(--border);
            border-radius: 6px;
            color: var(--text-muted);
            font-size: 12px;
            text-align: center;
            line-height: 1.4;
        }

        /* --- TERMINAL (Bottom Panel) --- */
        .terminal-panel {
            height: 350px;
            /* Increased height */
            flex-shrink: 0;
            /* Prevent shrinking */
            border-top: 1px solid var(--border);
            background-color: var(--terminal-bg);
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        #xterm-container {
            flex: 1;
            padding: 10px 0 0 15px;
            /* Slight padding */
            width: 100%;
            height: 100%;
            background-color: var(--terminal-bg);
        }

        /* Hide scrollbar for xterm container if needed, xterm handles its own */
        .xterm-viewport::-webkit-scrollbar {
            width: 10px;
        }

        .panel-header {
            height: 30px;
            display: flex;
            gap: 20px;
            padding: 0 15px;
            border-bottom: 1px solid var(--border);
            align-items: center;
        }

        .panel-tab {
            font-size: 11px;
            color: var(--text-muted);
            text-transform: uppercase;
            cursor: pointer;
            height: 100%;
            display: flex;
            align-items: center;
            border-bottom: 1px solid transparent;
        }

        .panel-tab.active {
            color: var(--text-main);
            border-bottom: 1px solid var(--text-main);
        }

        .run-badge {
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 2px 8px;
            font-size: 10px;
            color: var(--text-muted);
            background: var(--bg-panel);
            white-space: nowrap;
        }

        .run-badge.success {
            border-color: #3a5f3a;
            color: #9ad79a;
        }

        .run-badge.error {
            border-color: #6f3a3a;
            color: #f29b9b;
        }

        .terminal-content {
            flex: 1;
            padding: 10px;
            font-family: var(--font-code);
            font-size: 13px;
            overflow-y: auto;
            white-space: pre-wrap;
            white-space: pre-wrap;
            /* Wrap long lines */
            color: var(--input-fg);
        }

        .terminal-line {
            margin-bottom: 2px;
        }

        .log-error {
            color: var(--error);
        }

        .log-success {
            color: var(--success);
        }

        .log-info {
            color: var(--text-muted);
            font-style: italic;
        }

        /* --- STATUS BAR --- */
        .status-bar {
            height: var(--status-height);
            background-color: var(--accent);
            color: white;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 10px;
            font-size: 11px;
            user-select: none;
        }

        .status-left,
        .status-right {
            display: flex;
            gap: 15px;
        }

        .status-item {
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .shortcut-hint {
            opacity: 0.85;
            font-size: 10px;
            letter-spacing: 0.01em;
            cursor: default;
        }

        .toast-container {
            position: fixed;
            right: 16px;
            bottom: 34px;
            z-index: 3000;
            display: flex;
            flex-direction: column;
            gap: 8px;
            pointer-events: none;
        }

        .toast {
            min-width: 220px;
            max-width: 340px;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 8px 10px;
            font-size: 12px;
            color: var(--text-main);
            background: var(--bg-panel);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
            pointer-events: auto;
        }

        .toast.success {
            border-color: #3a5f3a;
        }

        .toast.error {
            border-color: #7a3e3e;
        }

        /* --- RESPONSIVENESS --- */
        @media (max-width: 768px) {
            .sidebar {
                display: none;
            }

            /* Hide sidebar on mobile */
            .activity-bar {
                width: 40px;
            }
        }

        /* --- MODAL --- */
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            align-items: center;
            justify-content: center;
        }

        .modal-content {
            background: var(--modal-bg);
            border: 1px solid var(--border);
            width: 400px;
            padding: 20px;
            border-radius: 5px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
        }

        .modal-header {
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 15px;
            color: var(--text-main);
            display: flex;
            justify-content: space-between;
        }

        .form-group {
            margin-bottom: 15px;
        }

        .form-label {
            display: block;
            margin-bottom: 5px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .form-input,
        .form-select {
            width: 100%;
            background: var(--input-bg);
            border: 1px solid var(--border);
            color: var(--input-fg);
            padding: 6px;
            font-family: var(--font-ui);
            font-size: 13px;
            outline: none;
        }

        .form-input:focus,
        .form-select:focus {
            border-color: var(--accent);
        }

        .modal-actions {
            display: flex;
            justify-content: flex-end;
            gap: 10px;
        }

        .btn {
            padding: 6px 12px;
            font-size: 12px;
            cursor: pointer;
            border: none;
            border-radius: 3px;
        }

        .btn-secondary {
            background: var(--btn-sec-bg);
            color: var(--btn-sec-fg);
        }

        .btn-primary {
            background: var(--accent);
            color: white;
        }

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

        /* --- RESIZE HANDLES --- */
        .resize-handle-vertical {
            width: 5px;
            cursor: col-resize;
            background-color: transparent;
            transition: background-color 0.2s;
            flex-shrink: 0;
            z-index: 10;
        }

        .resize-handle-vertical:hover,
        .resize-handle-vertical.active {
            background-color: var(--accent);
        }

        .resize-handle-horizontal {
            height: 5px;
            cursor: row-resize;
            background-color: transparent;
            transition: background-color 0.2s;
            flex-shrink: 0;
            z-index: 10;
        }

        .resize-handle-horizontal:hover,
        .resize-handle-horizontal.active {
            background-color: var(--accent);
        }

        body.resizing-x {
            user-select: none;
            -webkit-user-select: none;
            cursor: col-resize !important;
        }

        body.resizing-y {
            user-select: none;
            -webkit-user-select: none;
            cursor: row-resize !important;
        }

        /* --- CONTEXT MENU --- */
        .context-menu {
            display: none;
            position: absolute;
            z-index: 1000;
            background-color: var(--bg-panel);
            border: 1px solid var(--border);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            border-radius: 4px;
            padding: 4px 0;
            min-width: 140px;
        }

        .context-menu-item {
            padding: 8px 16px;
            /* Increased padding */
            cursor: pointer;
            font-size: 13px;
            color: var(--text-main);
            display: block;
            /* Block layout for text only */
            transition: background-color 0.1s;
        }

        .context-menu-item:hover {
            background-color: var(--button-bg);
            color: white;
        }

        /* --- FILE ICONS --- */
        .node-name {
            display: inline-block;
            color: inherit;
            font-size: inherit;
            line-height: inherit;
            vertical-align: middle;
        }

        .file-icon {
            display: inline-block;
            width: 16px;
            height: 16px;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
            margin-right: 6px;
            vertical-align: middle;
            opacity: 0.8;
        }

        /* Default File */
        .icon-file {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23cccccc" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M13 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V9z"></path><polyline points="13 2 13 9 20 9"></polyline></svg>');
        }

        /* Folder */
        .icon-folder {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23dcb67a" stroke="%23dcb67a" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 19a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h5l2 3h9a2 2 0 0 1 2 2z"></path></svg>');
        }

        /* C */
        .icon-c {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%235e97f6" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M18 9l-5-5-5 5v6l5 5 5-5"></path><text x="12" y="16" text-anchor="middle" font-size="10" fill="%235e97f6" stroke="none" font-family="monospace" font-weight="bold">C</text></svg>');
        }

        /* C++ */
        .icon-cpp {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%235e97f6" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 9l-5-5-5 5v6l5 5 5-5"></path><text x="12" y="16" text-anchor="middle" font-size="8" fill="%235e97f6" stroke="none" font-family="monospace" font-weight="bold">C++</text></svg>');
        }

        /* Python */
        .icon-python {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23d6b758" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2L2 7l10 5 10-5-10-5zM2 17l10 5 10-5M2 12l10 5 10-5"></path></svg>');
        }

        /* JS */
        .icon-js {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23d6b758" stroke="none"><path d="M3 3h18v18H3z"></path><text x="11" y="17" font-size="10" fill="black" font-family="monospace" font-weight="bold">JS</text></svg>');
        }

        /* HTML */
        .icon-html {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23e44d26" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="16 18 22 12 16 6"></polyline><polyline points="8 6 2 12 8 18"></polyline></svg>');
        }

        /* CSS */
        .icon-css {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23264de4" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="4 7 4 4 20 4 20 7"></polyline><line x1="9" y1="20" x2="15" y2="20"></line><line x1="12" y1="4" x2="12" y2="20"></line></svg>');
        }

        /* Header */
        .icon-h {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23a074c4" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M13 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V9z"></path><text x="13" y="15" text-anchor="middle" font-size="9" fill="%23a074c4" stroke="none" font-weight="bold">H</text></svg>');
        }