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

        :root {
            --bg-color: #1e1e1e;
            --editor-bg: #252526;
            --sidebar-bg: #333333;
            --text-color: #d4d4d4;
            --comment-color: #6a9955;
            --keyword-color: #569cd6;
            --string-color: #ce9178;
            --function-color: #dcdcaa;
            --variable-color: #9cdcfe;
            --tab-active: #1e1e1e;
            --tab-inactive: #2d2d2d;
            --accent-color: #007acc;
            --border-color: #454545;
        }

        body {
            font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
            height: 100vh;
        }

        .container {
            display: flex;
            height: 100vh;
            overflow: hidden;
        }

        /* Sidebar - Dosya Gezgini - SABİT */
        .sidebar {
            width: 280px;
            background-color: var(--sidebar-bg);
            border-right: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            z-index: 1000;
            transform: translateX(0);
            transition: transform 0.3s ease;
        }

        /* Profil Fotoğrafı */
        .profile-section {
            padding: 30px 20px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
        }

        .profile-pic {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            overflow: hidden;
            margin: 0 auto 15px;
            border: 3px solid var(--accent-color);
            background-color: #2d2d2d;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .profile-pic img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .profile-name {
            font-size: 18px;
            font-weight: bold;
            margin-bottom: 5px;
            color: white;
        }

        .profile-title {
            font-size: 14px;
            color: var(--keyword-color);
            margin-bottom: 10px;
        }

        .profile-location {
            font-size: 12px;
            color: var(--comment-color);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }

        .explorer-title {
            padding: 15px 20px;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: #cccccc;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .file-tree {
            padding: 15px 0;
            flex: 1;
            overflow-y: auto;
        }

        .file-item {
            padding: 10px 20px;
            display: flex;
            align-items: center;
            cursor: pointer;
            transition: all 0.2s;
            border-left: 3px solid transparent;
        }

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

        .file-item.active {
            background-color: rgba(0, 122, 204, 0.2);
            border-left-color: var(--accent-color);
        }

        .file-item i {
            margin-right: 10px;
            font-size: 14px;
            color: var(--keyword-color);
            width: 20px;
            text-align: center;
        }

        .file-name {
            font-size: 14px;
            flex: 1;
        }

        .file-status {
            font-size: 10px;
            padding: 2px 6px;
            border-radius: 3px;
            background-color: var(--accent-color);
            margin-left: 10px;
        }

        /* Social Links */
        .social-links {
            padding: 20px;
            border-top: 1px solid var(--border-color);
            display: flex;
            justify-content: center;
            gap: 15px;
        }

        .social-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            transition: all 0.3s;
        }

        .social-link:hover {
            background-color: var(--accent-color);
            transform: translateY(-2px);
        }

        /* Main Editor Area */
        .editor {
            flex: 1;
            display: flex;
            flex-direction: column;
            margin-left: 280px;
            height: 100vh;
            overflow: hidden;
        }

        /* Editor Tabs - SABİT */
        .editor-tabs {
            display: flex;
            background-color: var(--editor-bg);
            border-bottom: 1px solid var(--border-color);
            padding-left: 10px;
            overflow-x: auto;
            white-space: nowrap;
            flex-shrink: 0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .tab {
            padding: 12px 20px;
            background-color: var(--tab-inactive);
            border-right: 1px solid var(--border-color);
            cursor: pointer;
            font-size: 14px;
            display: flex;
            align-items: center;
            min-width: 120px;
            flex-shrink: 0;
        }

        .tab.active {
            background-color: var(--tab-active);
            color: white;
            position: relative;
        }

        .tab.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--accent-color);
        }

        .tab i {
            margin-right: 8px;
            font-size: 14px;
        }

        .tab-close {
            margin-left: 10px;
            opacity: 0.7;
            transition: opacity 0.2s;
            cursor: pointer;
        }

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

        /* Code Editor */
        .code-editor {
            flex: 1;
            background-color: var(--editor-bg);
            overflow: auto;
            position: relative;
            display: flex;
        }

        .line-numbers {
            width: 50px;
            text-align: right;
            color: #858585;
            padding: 20px 10px;
            user-select: none;
            font-size: 14px;
            background-color: var(--editor-bg);
            border-right: 1px solid var(--border-color);
            flex-shrink: 0;
            overflow: hidden;
        }

        .line-numbers span {
            display: block;
            line-height: 1.8;
        }

        .code-content {
            flex: 1;
            font-size: 16px;
            line-height: 1.8;
            padding: 20px;
            overflow: auto;
        }

        /* Syntax Highlighting */
        .keyword {
            color: var(--keyword-color);
        }

        .comment {
            color: var(--comment-color);
            font-style: italic;
        }

        .string {
            color: var(--string-color);
        }

        .function {
            color: var(--function-color);
        }

        .variable {
            color: var(--variable-color);
        }

        .class-name {
            color: #4ec9b0;
        }

        .operator {
            color: #d4d4d4;
        }

        .property {
            color: #9cdcfe;
        }

        .number {
            color: #b5cea8;
        }

        .highlight {
            background-color: rgba(255, 255, 0, 0.1);
        }

        /* Status Bar */
        .status-bar {
            background-color: #007acc;
            padding: 8px 20px;
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            flex-shrink: 0;
        }

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

        /* Mobile Menu Toggle - DÜZELTİLDİ */
        .mobile-menu-toggle {
            display: none;
            position: fixed;
            top: 75vh;
            left: 15px;
            z-index: 1001;
            background-color: var(--accent-color);
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 5px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 20px;
            transform: translateY(-50%);
        }

        /* Overlay for mobile */
        .sidebar-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .sidebar {
                width: 250px;
            }
            
            .editor {
                margin-left: 250px;
            }
            
            .profile-pic {
                width: 120px;
                height: 120px;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            
            .sidebar-overlay.active {
                display: block;
            }
            
            .sidebar {
                width: 300px;
                transform: translateX(-100%);
                box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
            }
            
            .sidebar.active {
                transform: translateX(0);
            }
            
            .editor {
                margin-left: 0;
                width: 100%;
            }
            
            .profile-pic {
                width: 100px;
                height: 100px;
            }
            
            .code-content {
                font-size: 14px;
            }
            
            .line-numbers {
                width: 40px;
                font-size: 12px;
                padding: 20px 5px;
            }
            
            .tab {
                padding: 10px 15px;
                min-width: 100px;
            }
        }

        @media (max-width: 480px) {
            .sidebar {
                width: 280px;
            }
            
            .editor-tabs {
                padding-left: 5px;
            }
            
            .tab {
                padding: 10px 15px;
                min-width: 100px;
            }
            
            .code-content {
                font-size: 13px;
                padding: 15px;
            }
            
            .line-numbers {
                width: 35px;
                font-size: 11px;
                padding: 15px 5px;
            }
            
            .status-bar {
                padding: 5px 10px;
                font-size: 10px;
            }
            
            .social-links {
                padding: 15px;
            }
            
            .social-link {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }

        /* Scrollbar Styling */
        ::-webkit-scrollbar {
            width: 10px;
            height: 10px;
        }

        ::-webkit-scrollbar-track {
            background: var(--editor-bg);
        }

        ::-webkit-scrollbar-thumb {
            background: #555;
            border-radius: 5px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: #777;
        }

        /* Animation for code typing effect */
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0; }
        }

        .cursor {
            display: inline-block;
            width: 2px;
            height: 1.2em;
            background-color: white;
            margin-left: 2px;
            vertical-align: middle;
            animation: blink 1s infinite;
        }

        /* Tab content için temel stiller */
        .tab-content {
            display: none;
            animation: fadeIn 0.3s ease;
        }

        .tab-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }