* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #ff6b35; 
            --secondary: #1a73e8; 
            --dark: #202124;
            --light-dark: #2d2e32;
            --text: #f8f9fa;
            --text-secondary: #bdc1c6;
            --background: #121212;
            --card-bg: #1e1e1e;
            --success: #34a853;
            --border: #3c4043;
            --spacing-unit: 1rem;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--background);
            padding-top: 80px; 
            overflow-x: hidden;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-header {
            background-color: rgba(18, 18, 18, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: var(--text);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            background-color: var(--light-dark);
            color: var(--primary);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
            padding: 10px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--text);
            border-radius: 2px;
            transition: 0.3s;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            border-top: 1px solid var(--border);
            padding: 1rem;
            flex-direction: column;
            gap: 1rem;
            z-index: 999;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: var(--text);
            padding: 0.8rem 1rem;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb {
            padding: 1rem 0;
            color: var(--text-secondary);
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border);
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 8px;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .meta-info {
            display: flex;
            gap: 1.5rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--border);
            flex-wrap: wrap;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .lead {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            padding: 1rem;
            background-color: rgba(255, 107, 53, 0.05);
            border-left: 4px solid var(--primary);
            border-radius: 0 4px 4px 0;
        }
        .article-content h2 {
            color: var(--primary);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border);
            font-size: 1.8rem;
        }
        .article-content h3 {
            color: var(--secondary);
            margin: 2rem 0 1rem;
            font-size: 1.4rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-content ul, .article-content ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.8rem;
        }
        .highlight-box {
            background-color: rgba(26, 115, 232, 0.1);
            border: 1px solid var(--secondary);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .warning-box {
            background-color: rgba(255, 107, 53, 0.1);
            border: 1px solid var(--primary);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .code-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .code-card {
            background: linear-gradient(135deg, var(--light-dark), var(--dark));
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 1.5rem;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .code-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
            border-color: var(--primary);
        }
        .code {
            font-family: 'Courier New', monospace;
            background-color: #000;
            color: var(--success);
            padding: 10px;
            border-radius: 4px;
            margin: 10px 0;
            font-size: 1.2rem;
            letter-spacing: 1px;
            border: 1px solid #333;
        }
        .reward {
            color: var(--primary);
            font-weight: bold;
            margin-top: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .article-image {
            margin: 2.5rem 0;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .article-image img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .article-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
            padding: 10px;
            background-color: var(--light-dark);
            border-top: 1px solid var(--border);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 1.5rem;
            border: 1px solid var(--border);
        }
        .sidebar-widget h3 {
            color: var(--primary);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-form {
            display: flex;
            margin-top: 1rem;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            background-color: var(--dark);
            border: 1px solid var(--border);
            border-right: none;
            border-radius: 4px 0 0 4px;
            color: var(--text);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: #e55a2b;
        }
        .rating-form,
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 10px 0;
            direction: rtl; 
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 1.8rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars label:hover,
        .stars label:hover ~ label,
        .stars input:checked ~ label {
            color: #ffc107;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-group label {
            font-weight: 600;
            color: var(--text-secondary);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px 15px;
            background-color: var(--dark);
            border: 1px solid var(--border);
            border-radius: 4px;
            color: var(--text);
            font-family: inherit;
            font-size: 1rem;
            resize: vertical;
        }
        .form-group textarea {
            min-height: 120px;
        }
        .submit-btn {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 14px 20px;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .submit-btn:hover {
            background-color: #0d5dc1;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 3rem 0;
        }
        .web-link {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 1rem;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            border-color: var(--primary);
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .main-footer {
            background-color: var(--dark);
            border-top: 1px solid var(--border);
            margin-top: 4rem;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--primary);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            body {
                padding-top: 70px;
            }
            .hamburger {
                display: flex;
            }
            .desktop-nav {
                display: none;
            }
            .article-content {
                padding: 1.5rem;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .main-grid {
                gap: 2rem;
            }
            .code-list {
                grid-template-columns: 1fr;
            }
            .web-links {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            .main-header,
            .sidebar,
            .search-form,
            .rating-form,
            .comment-form,
            .web-links,
            .main-footer {
                display: none !important;
            }
            body {
                padding-top: 0;
                background: white;
                color: black;
            }
            .article-content {
                box-shadow: none;
                background: white;
                color: black;
            }
            a {
                color: #0066cc;
            }
        }