* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f1b2f;
            color: #e0e0e0;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #4fc3f7;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff9800;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a237e, #311b92);
            padding: 20px 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.5rem;
            font-weight: bold;
            color: #ffeb3b;
            text-shadow: 2px 2px 4px #000;
        }
        .logo a:hover {
            color: #ff9800;
        }
        .breadcrumb {
            margin-top: 10px;
            font-size: 0.9rem;
            color: #b0bec5;
        }
        .breadcrumb a {
            color: #b0bec5;
        }
        .breadcrumb a:hover {
            color: #ff9800;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 30px;
        }
        .nav-links a {
            font-size: 1.1rem;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-links a:hover {
            background-color: rgba(255, 152, 0, 0.2);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ffeb3b;
        }
        .hero {
            background: url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') no-repeat center center/cover;
            padding: 80px 20px;
            text-align: center;
            color: white;
            margin-bottom: 40px;
            border-bottom: 5px solid #ff9800;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 3px 3px 6px #000;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0;
        }
        .content {
            background: rgba(30, 40, 60, 0.8);
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
        }
        .sidebar {
            background: rgba(40, 50, 80, 0.8);
            padding: 20px;
            border-radius: 15px;
            height: fit-content;
        }
        article h2 {
            color: #ff9800;
            font-size: 2.2rem;
            margin-bottom: 20px;
            border-left: 5px solid #4fc3f7;
            padding-left: 15px;
        }
        article h3 {
            color: #4fc3f7;
            font-size: 1.8rem;
            margin: 30px 0 15px;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(255, 152, 0, 0.1);
            border-left: 4px solid #ff9800;
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 10px 10px 0;
        }
        .code-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 30px 0;
        }
        .code-item {
            background: #1c2b4a;
            padding: 15px;
            border-radius: 10px;
            text-align: center;
            border: 2px dashed #4fc3f7;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .code-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(79, 195, 247, 0.3);
        }
        .code-item strong {
            font-size: 1.3rem;
            color: #ffeb3b;
        }
        .image-container {
            text-align: center;
            margin: 30px 0;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            border: 3px solid #ff9800;
        }
        .form-section {
            background: rgba(40, 50, 80, 0.9);
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .form-section h3 {
            color: #ffeb3b;
            margin-bottom: 20px;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, textarea, select {
            padding: 12px;
            border: 1px solid #4fc3f7;
            border-radius: 5px;
            background-color: #2a3a5a;
            color: #e0e0e0;
            font-size: 1rem;
        }
        button {
            padding: 12px 20px;
            background: linear-gradient(to right, #ff9800, #ff5722);
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s ease, transform 0.2s;
        }
        button:hover {
            background: linear-gradient(to right, #ff5722, #ff9800);
            transform: scale(1.05);
        }
        .rating {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .rating i {
            color: #ffd700;
            cursor: pointer;
            font-size: 1.5rem;
            transition: color 0.3s;
        }
        .rating i:hover {
            color: #ff9800;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin: 40px 0;
        }
        .web-link {
            background: rgba(30, 40, 60, 0.8);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            transition: background 0.3s ease;
        }
        .web-link:hover {
            background: rgba(255, 152, 0, 0.2);
        }
        .web-link a {
            font-weight: 600;
            color: #4fc3f7;
        }
        footer {
            background-color: #1a1a2e;
            text-align: center;
            padding: 30px 20px;
            margin-top: 40px;
            border-top: 3px solid #ff9800;
        }
        .copyright {
            color: #b0bec5;
            font-size: 0.9rem;
            margin-top: 20px;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 20px;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                margin: 10px 0;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 25px;
                right: 20px;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }
            .footer-links {
                grid-template-columns: 1fr;
            }
            .code-list {
                grid-template-columns: 1fr;
            }
        }