* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }
        a {
            color: #2a6dc9;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e55c28;
        }
        ul, ol {
            padding-left: 2em;
            margin: 1.5em 0;
        }
        .site-header {
            background: linear-gradient(135deg, #2a6dc9 0%, #1e4a8a 100%);
            color: white;
            padding: 1.5rem 0;
            border-radius: 0 0 12px 12px;
            margin-bottom: 2.5rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 0 1rem;
        }
        .my-logo {
            font-size: 2.4rem;
            font-weight: 800;
            font-family: 'Georgia', serif;
            color: #ffdd40;
            text-shadow: 2px 2px 0 #e55c28;
        }
        .my-logo a {
            color: inherit;
        }
        .my-logo a:hover {
            text-shadow: 2px 2px 0 #2a6dc9;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: white;
            cursor: pointer;
            padding: 0.5rem;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            font-size: 1.1rem;
        }
        .main-nav a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 1rem 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0 2.5rem;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #495057;
        }
        .breadcrumb a:hover {
            color: #2a6dc9;
        }
        .search-container {
            background-color: white;
            padding: 2rem;
            border-radius: 12px;
            margin-bottom: 3rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: 2px solid #2a6dc9;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-btn {
            background-color: #2a6dc9;
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 2rem;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-btn:hover {
            background-color: #e55c28;
        }
        .article-header {
            margin-bottom: 3rem;
            padding-bottom: 2rem;
            border-bottom: 3px dashed #e55c28;
        }
        .article-header h1 {
            font-size: 3rem;
            color: #1e4a8a;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .meta-info {
            color: #6c757d;
            font-size: 0.95rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
        }
        .meta-info i {
            margin-right: 0.5rem;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            padding: 3rem;
            border-radius: 12px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
        }
        .article-content h2 {
            font-size: 2.2rem;
            color: #2a6dc9;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffdd40;
        }
        .article-content h3 {
            font-size: 1.8rem;
            color: #e55c28;
            margin: 2rem 0 1rem;
        }
        .article-content h4 {
            font-size: 1.4rem;
            color: #495057;
            margin: 1.8rem 0 1rem;
        }
        .article-content p {
            margin-bottom: 1.8rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .article-content strong {
            color: #1e4a8a;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(to right, #f0f7ff, #e3eeff);
            border-left: 5px solid #2a6dc9;
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #6c757d;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        .sidebar-widget h3 {
            color: #1e4a8a;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 0.5rem 0;
        }
        .stars .active {
            color: #ffdd40;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 0.9rem 1.2rem;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-input:focus, .form-textarea:focus {
            border-color: #2a6dc9;
            outline: none;
        }
        .form-btn {
            background-color: #28a745;
            color: white;
            border: none;
            padding: 1rem 1.5rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .form-btn:hover {
            background-color: #218838;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px dotted #dee2e6;
        }
        .related-links a {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            color: #495057;
        }
        .related-links a:hover {
            color: #2a6dc9;
        }
        friend-link {
            display: block;
            background-color: #e9ecef;
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            text-align: center;
        }
        friend-link h2 {
            color: #1e4a8a;
            margin-bottom: 1.5rem;
        }
        .friend-links-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
        }
        .friend-links-container a {
            background-color: white;
            padding: 0.8rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
        }
        .site-footer {
            background-color: #1e4a8a;
            color: white;
            padding: 3rem 0;
            border-radius: 12px 12px 0 0;
            margin-top: 4rem;
            text-align: center;
        }
        .copyright {
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #adb5bd;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 15px;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #2a6dc9;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-radius: 0 0 12px 12px;
                z-index: 1000;
            }
            .main-nav.active ul {
                display: flex;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 2rem 1.5rem;
            }
            .article-content h2 {
                font-size: 1.8rem;
            }
            .article-content h3 {
                font-size: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                border-radius: 50px;
                width: 100%;
                margin-bottom: 0.5rem;
            }
        }