* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #dc2626;
            --secondary-color: #1e293b;
            --accent-color: #f59e0b;
            --text-color: #f8fafc;
            --text-secondary: #cbd5e1;
            --bg-dark: #0f172a;
            --bg-card: #1e293b;
            --border-color: #334155;
            --success-color: #10b981;
            --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background: linear-gradient(135deg, var(--bg-dark) 0%, #1e1b4b 100%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary-color);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo span {
            color: var(--primary-color);
        }
        .logo i {
            color: var(--accent-color);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 15px;
            border-radius: 6px;
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            background: rgba(220, 38, 38, 0.1);
            color: var(--primary-color);
        }
        .nav-link.active {
            background: var(--primary-color);
            color: white;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 10px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--text-color);
            border-radius: 2px;
            transition: var(--transition);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
        }
        .mobile-nav {
            position: fixed;
            top: 80px;
            left: 0;
            right: 0;
            background: var(--bg-card);
            padding: 20px;
            display: none;
            flex-direction: column;
            gap: 15px;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .mobile-nav.active {
            display: flex;
        }
        .breadcrumb {
            padding: 20px 0;
            background: rgba(30, 41, 59, 0.5);
            margin-bottom: 30px;
        }
        .breadcrumb-links {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .breadcrumb-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .breadcrumb-links a:hover {
            color: var(--accent-color);
        }
        .breadcrumb-links i {
            font-size: 0.8rem;
            color: var(--border-color);
        }
        .hero {
            text-align: center;
            padding: 50px 20px;
            background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            border-radius: 15px;
            margin-bottom: 40px;
            border: 2px solid var(--border-color);
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            color: var(--text-color);
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: var(--text-secondary);
        }
        .search-section {
            background: var(--bg-card);
            padding: 30px;
            border-radius: 12px;
            margin-bottom: 40px;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid var(--border-color);
            background: var(--bg-dark);
            color: var(--text-color);
            border-radius: 8px 0 0 8px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-input:focus {
            border-color: var(--primary-color);
        }
        .search-button {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-button:hover {
            background: #b91c1c;
            transform: translateY(-2px);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-bottom: 50px;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: var(--bg-card);
            padding: 40px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .article-content h2 {
            color: var(--accent-color);
            margin: 30px 0 20px;
            font-size: 2.2rem;
            border-left: 4px solid var(--primary-color);
            padding-left: 15px;
        }
        .article-content h3 {
            color: var(--text-color);
            margin: 25px 0 15px;
            font-size: 1.8rem;
        }
        .article-content p {
            margin-bottom: 20px;
            color: var(--text-secondary);
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .article-content strong {
            color: var(--text-color);
            font-weight: 700;
        }
        .highlight-box {
            background: rgba(220, 38, 38, 0.1);
            border-left: 4px solid var(--primary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .code-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .code-item {
            background: var(--bg-dark);
            padding: 20px;
            border-radius: 10px;
            border: 2px solid var(--border-color);
            transition: var(--transition);
        }
        .code-item:hover {
            border-color: var(--accent-color);
            transform: translateY(-5px);
        }
        .code {
            font-family: monospace;
            font-size: 1.3rem;
            background: rgba(0, 0, 0, 0.3);
            padding: 12px;
            border-radius: 6px;
            display: block;
            margin: 10px 0;
            color: var(--accent-color);
            text-align: center;
            letter-spacing: 1px;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 30px auto;
            display: block;
            box-shadow: var(--shadow);
            border: 3px solid var(--border-color);
        }
        .sidebar {
            background: var(--bg-card);
            padding: 30px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        @media (max-width: 1024px) {
            .sidebar {
                position: static;
            }
        }
        .comment-section, .rating-section {
            background: var(--bg-card);
            padding: 30px;
            border-radius: 15px;
            margin-bottom: 40px;
            box-shadow: var(--shadow);
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-label {
            color: var(--text-color);
            font-weight: 600;
        }
        .form-input, .form-textarea {
            padding: 15px;
            background: var(--bg-dark);
            border: 2px solid var(--border-color);
            border-radius: 8px;
            color: var(--text-color);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            border-color: var(--primary-color);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            color: var(--border-color);
            font-size: 2rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars label:hover,
        .rating-stars label:hover ~ label,
        .rating-stars input:checked ~ label {
            color: var(--accent-color);
        }
        .submit-button {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        .submit-button:hover {
            background: #b91c1c;
            transform: translateY(-3px);
        }
        .footer-links {
            background: var(--bg-card);
            padding: 40px;
            border-radius: 15px;
            margin-bottom: 40px;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background: var(--bg-dark);
            padding: 20px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .web-link:hover {
            border-color: var(--accent-color);
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: var(--accent-color);
        }
        footer {
            background: rgba(15, 23, 42, 0.95);
            padding: 40px 0 20px;
            border-top: 2px solid var(--primary-color);
            text-align: center;
        }
        .copyright {
            color: var(--text-secondary);
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
            font-size: 0.9rem;
        }
        .text-center { text-align: center; }
        .mb-20 { margin-bottom: 20px; }
        .mb-30 { margin-bottom: 30px; }
        .mt-30 { margin-top: 30px; }
        .p-20 { padding: 20px; }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            .hero {
                padding: 30px 15px;
            }
            .article-content {
                padding: 25px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-button {
                width: 100%;
                border-radius: 8px;
                margin-bottom: 10px;
            }
            .code-list {
                grid-template-columns: 1fr;
            }
            .sidebar, .comment-section, .rating-section {
                padding: 25px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out;
        }
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-color);
            border-radius: 5px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #b91c1c;
        }