* {
            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: #f8f9fa;
        }
        a {
            text-decoration: none;
            color: #2c5aa0;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1a3a6d;
        }
        ul {
            list-style: none;
        }
        header {
            background: linear-gradient(135deg, #1a3a6d 0%, #2c5aa0 100%);
            color: #fff;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: #ffd700;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
        }
        .logo a:hover {
            color: #fff;
        }
        .logo i {
            margin-right: 10px;
            font-size: 2.5rem;
        }
        nav ul {
            display: flex;
            gap: 2rem;
        }
        nav a {
            color: #fff;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        nav a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ffd700;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a3a6d;
                display: none;
                padding: 1rem 0;
                z-index: 1000;
            }
            nav ul.active {
                display: flex;
            }
            nav ul li {
                text-align: center;
                margin: 0.5rem 0;
            }
        }
        .breadcrumb {
            max-width: 1200px;
            margin: 1rem auto;
            padding: 0 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #666;
        }
        .breadcrumb a:hover {
            color: #2c5aa0;
        }
        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: #fff;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        h1 {
            font-size: 2.8rem;
            color: #1a3a6d;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #2c5aa0;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #ffd700;
        }
        h3 {
            font-size: 1.6rem;
            color: #333;
            margin: 1.5rem 0 0.8rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 1.2rem 0 0.6rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fffacd;
            padding: 1.5rem;
            border-left: 5px solid #ffd700;
            margin: 1.5rem 0;
            font-weight: bold;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 1.5rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #888;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px dashed #ccc;
        }
        aside {
            background: #fff;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            align-self: start;
        }
        .search-box {
            margin-bottom: 2rem;
        }
        .search-box h3 {
            margin-top: 0;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: #2c5aa0;
            color: #fff;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-box button:hover {
            background-color: #1a3a6d;
        }
        .rating-section, .comment-section {
            margin-bottom: 2rem;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 0.5rem 0;
        }
        .star {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
        }
        .star.active, .star:hover {
            color: #ffd700;
        }
        .comment-section textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: 6px;
            margin-bottom: 0.5rem;
            font-family: inherit;
        }
        .comment-section button {
            background-color: #28a745;
            color: #fff;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            cursor: pointer;
            width: 100%;
            font-weight: bold;
        }
        .comment-section button:hover {
            background-color: #218838;
        }
        footer {
            background-color: #1a3a6d;
            color: #fff;
            padding: 2rem 0;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-links, .friend-links {
            flex: 1;
            min-width: 250px;
        }
        .footer-links h3, .friend-links h3 {
            color: #ffd700;
            margin-bottom: 1rem;
        }
        .friend-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.5rem;
        }
        .friend-links a {
            color: #ccc;
            display: block;
            padding: 0.3rem 0;
        }
        .friend-links a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            width: 100%;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid #2c5aa0;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article {
                padding: 1.5rem;
            }
            .container {
                padding: 0 1rem;
            }
        }