* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            padding-bottom: 40px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: #3a86ff;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #2667cc;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        header {
            background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 1px;
        }
        .logo a {
            color: white;
        }
        .logo span {
            color: #ffde59;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 30px;
        }
        .nav-links a {
            color: white;
            font-weight: 600;
            font-size: 1rem;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover,
        .nav-links a.active {
            border-bottom-color: #ffde59;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 20px;
            font-size: 0.9rem;
            color: #666;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #3a86ff;
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: #aaa;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 30px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 35px;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
        }
        article h1 {
            font-size: 2.4rem;
            color: #2d3748;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        article h2 {
            font-size: 1.8rem;
            color: #4a5568;
            margin-top: 40px;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #edf2f7;
        }
        article h3 {
            font-size: 1.4rem;
            color: #5a67d8;
            margin-top: 30px;
            margin-bottom: 12px;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        article strong {
            color: #2d3748;
        }
        .highlight-box {
            background: linear-gradient(to right, #e3f2fd, #f3e5f5);
            border-left: 5px solid #6a11cb;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .code-list {
            background: #1a202c;
            color: #cbd5e0;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            font-family: 'Courier New', monospace;
        }
        .code-list h3 {
            color: #68d391;
        }
        .code-item {
            background: #2d3748;
            padding: 15px;
            margin: 15px 0;
            border-radius: 6px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .code {
            font-size: 1.3rem;
            letter-spacing: 2px;
            font-weight: bold;
            color: #ffde59;
        }
        .reward {
            color: #90cdf4;
            font-style: italic;
        }
        .featured-image {
            width: 100%;
            border-radius: 12px;
            overflow: hidden;
            margin: 30px 0;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #718096;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
        }
        .widget h3 {
            color: #4a5568;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #edf2f7;
            font-size: 1.3rem;
        }
        .search-form input {
            width: 100%;
            padding: 14px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 15px;
        }
        .search-form button {
            width: 100%;
            padding: 14px;
            background: linear-gradient(to right, #6a11cb, #2575fc);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: opacity 0.3s ease;
        }
        .search-form button:hover {
            opacity: 0.9;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            font-size: 2rem;
            color: #e2e8f0;
            margin-bottom: 15px;
        }
        .stars .star {
            cursor: pointer;
            margin: 0 5px;
            transition: color 0.2s;
        }
        .stars .star.active,
        .stars .star:hover {
            color: #ffc107;
        }
        .rating-form button {
            width: 100%;
            padding: 12px;
            background-color: #38a169;
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s ease;
        }
        .rating-form button:hover {
            background-color: #2f855a;
        }
        .comments-section {
            margin-top: 50px;
            background: white;
            padding: 35px;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
        }
        .comments-section h2 {
            color: #4a5568;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 2px solid #edf2f7;
        }
        .comment-form textarea {
            width: 100%;
            padding: 18px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            margin-bottom: 20px;
            min-height: 150px;
            resize: vertical;
        }
        .comment-form input {
            width: 100%;
            padding: 14px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 20px;
        }
        .comment-form button {
            padding: 16px 40px;
            background: linear-gradient(to right, #6a11cb, #2575fc);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: opacity 0.3s ease;
        }
        .comment-form button:hover {
            opacity: 0.9;
        }
        .comment {
            border-bottom: 1px solid #e2e8f0;
            padding: 25px 0;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .comment-author {
            font-weight: bold;
            color: #2d3748;
        }
        .comment-date {
            color: #718096;
            font-size: 0.9rem;
        }
        .comment-text {
            color: #4a5568;
            line-height: 1.6;
        }
        .web-links-container {
            margin-top: 50px;
            padding: 30px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
        }
        .web-links-container h3 {
            color: #4a5568;
            margin-bottom: 25px;
            text-align: center;
            font-size: 1.5rem;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            padding: 18px;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid #6a11cb;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(106, 17, 203, 0.15);
        }
        .web-link a {
            color: #2d3748;
            font-weight: 500;
            display: block;
        }
        .web-link a:hover {
            color: #6a11cb;
        }
        footer {
            margin-top: 60px;
            background: #2d3748;
            color: #cbd5e0;
            padding: 40px 20px;
            text-align: center;
            border-radius: 12px 12px 0 0;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        .copyright {
            margin-top: 30px;
            padding-top: 30px;
            border-top: 1px solid #4a5568;
            font-size: 0.95rem;
            color: #a0aec0;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            nav {
                width: 100%;
                margin-top: 15px;
                display: none;
            }
            nav.active {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                width: 100%;
            }
            .nav-links li {
                margin: 10px 0;
                margin-left: 0;
            }
            .nav-links a {
                display: block;
                padding: 12px 0;
            }
            article h1 {
                font-size: 2rem;
            }
            article {
                padding: 25px;
            }
            .main-content {
                gap: 30px;
            }
        }