* {
            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;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #0066cc;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #004d99;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #001f3f, #003366);
            color: white;
            padding: 15px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: bold;
            display: flex;
            align-items: center;
        }
        .logo a {
            color: #00a8ff;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .logo i {
            margin-right: 10px;
            color: #00a8ff;
        }
        .logo a:hover {
            color: #0097e6;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        nav ul li a {
            color: white;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 5px;
        }
        nav ul li a:hover {
            background-color: rgba(255,255,255,0.2);
            color: #00a8ff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 10px 20px;
            margin-bottom: 20px;
            border-radius: 5px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #0066cc;
        }
        main {
            padding: 30px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
        }
        article h1 {
            font-size: 2.8rem;
            color: #001f3f;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        article h2 {
            font-size: 2rem;
            color: #003366;
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #00a8ff;
        }
        article h3 {
            font-size: 1.5rem;
            color: #00509e;
            margin: 25px 0 10px;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.8;
            text-align: justify;
        }
        article emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .highlight {
            background-color: #fff3cd;
            border-left: 4px solid #ffc107;
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 5px 5px 0;
        }
        .image-wrapper {
            margin: 30px auto;
            text-align: center;
            max-width: 800px;
        }
        .image-wrapper img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.3s ease;
        }
        .image-wrapper img:hover {
            transform: scale(1.02);
        }
        .image-wrapper figcaption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        aside h3 {
            color: #003366;
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        .search-box, .comment-form, .rating-form {
            margin-bottom: 30px;
        }
        .search-box input, .comment-form textarea, .rating-form select, .comment-form input, .rating-form input {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .search-box input:focus, .comment-form textarea:focus, .rating-form select:focus {
            border-color: #00a8ff;
            outline: none;
        }
        button {
            background: #0066cc;
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: bold;
            transition: background 0.3s ease;
            width: 100%;
        }
        button:hover {
            background: #004d99;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-bottom: 15px;
        }
        .stars i {
            color: #ffc107;
            font-size: 1.8rem;
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .stars i:hover {
            color: #ff9800;
        }
        footer {
            background: #001f3f;
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-section h4 {
            font-size: 1.3rem;
            color: #00a8ff;
            margin-bottom: 20px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: #00a8ff;
        }
        friend-link {
            display: block;
            margin-top: 10px;
            padding: 10px;
            background: rgba(255,255,255,0.05);
            border-radius: 5px;
        }
        friend-link a {
            color: #00a8ff;
            font-weight: bold;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #003366;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            article h1 {
                font-size: 2.3rem;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #00264d;
                position: absolute;
                top: 70px;
                left: 0;
                padding: 20px;
                z-index: 999;
                border-radius: 0 0 10px 10px;
            }
            nav ul li {
                margin-bottom: 15px;
            }
            .hamburger {
                display: block;
            }
            #nav-toggle:checked ~ nav ul {
                display: flex;
            }
            article {
                padding: 20px;
            }
            article h1 {
                font-size: 2rem;
            }
            article h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 480px) {
            .logo {
                font-size: 1.6rem;
            }
            .container {
                padding: 0 15px;
            }
            article h1 {
                font-size: 1.8rem;
            }
        }