* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f5f7fa;
        }
        a {
            text-decoration: none;
            color: #2a5c8a;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1e3c5f;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        header {
            background: linear-gradient(135deg, #1a3a5f, #2a5c8a);
            color: white;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #ffcc00;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .my-logo a {
            color: inherit;
        }
        .my-logo:hover {
            transform: scale(1.05);
            transition: transform 0.3s ease;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        nav a:hover {
            background-color: rgba(255,255,255,0.2);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.75rem 2rem;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a {
            color: #2a5c8a;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: white;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #1a3a5f;
                padding: 1rem;
                display: none;
            }
            nav ul.active {
                display: flex;
            }
            .header-container {
                flex-wrap: wrap;
            }
        }
        main {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
            background: white;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            overflow: hidden;
        }
        article {
            padding: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a3a5f;
            margin-bottom: 1.5rem;
            border-bottom: 4px solid #ffcc00;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #2a5c8a;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            padding-left: 0.5rem;
            border-left: 5px solid #2a5c8a;
        }
        h3 {
            font-size: 1.6rem;
            color: #3a7cb3;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #5a9bd6;
            margin-top: 1.5rem;
            margin-bottom: 0.6rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
            line-height: 1.8;
        }
        strong {
            color: #1a3a5f;
            font-weight: 700;
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .article-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 2rem 0;
            border: 3px solid #e9ecef;
        }
        .search-box {
            background-color: #e9f5ff;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
        }
        .search-box form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-box input {
            flex: 1;
            padding: 0.75rem;
            border: 2px solid #2a5c8a;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: #2a5c8a;
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        .search-box button:hover {
            background-color: #1a3a5f;
        }
        .comment-section, .rating-section {
            background-color: #f9f9f9;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            border-left: 5px solid #2a5c8a;
        }
        .comment-section h3, .rating-section h3 {
            color: #1a3a5f;
        }
        form label {
            display: block;
            margin-top: 1rem;
            font-weight: 600;
        }
        form input, form textarea, form select {
            width: 100%;
            padding: 0.75rem;
            margin-top: 0.5rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
        }
        form textarea {
            min-height: 120px;
            resize: vertical;
        }
        form button {
            background-color: #2a5c8a;
            color: white;
            padding: 0.75rem 2rem;
            border: none;
            border-radius: 5px;
            margin-top: 1rem;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        form button:hover {
            background-color: #1a3a5f;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin-top: 0.5rem;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 1.5rem;
            color: #ccc;
            cursor: pointer;
        }
        .stars input:checked ~ label {
            color: #ffcc00;
        }
        .content-links {
            margin: 1.5rem 0;
            padding: 1rem;
            background-color: #f0f8ff;
            border-radius: 8px;
        }
        .content-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1rem;
        }
        .content-links li {
            padding: 0.5rem;
            border-bottom: 1px dashed #ccc;
        }
        .content-links a {
            color: #2a5c8a;
            font-weight: 500;
        }
        .content-links a:hover {
            text-decoration: underline;
        }
        footer {
            background-color: #1a3a5f;
            color: white;
            padding: 2rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.1);
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1rem;
        }
        friend-link a {
            color: #ffcc00;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255,255,255,0.2);
            font-size: 0.9rem;
            color: #ccc;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            article { padding: 1.5rem; }
            .header-container, main, .footer-container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .content-links ul {
                grid-template-columns: 1fr;
            }
        }