* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
        }
        a {
            text-decoration: none;
            color: #0056b3;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff6b35;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            padding-left: 2rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #001f3f 0%, #0056b3 100%);
            color: white;
            padding: 1.2rem 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 a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: #ffcc00;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: #e0e0e0;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: white;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 3px;
            background: #ffcc00;
            bottom: 0;
            left: 0;
            transition: width 0.3s;
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e9ecef;
            font-size: 0.95rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: #6c757d;
        }
        .breadcrumb a {
            color: #495057;
        }
        .breadcrumb a:hover {
            color: #0056b3;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
        }
        h1 {
            font-size: 2.8rem;
            color: #001f3f;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #ffcc00;
            padding-bottom: 0.8rem;
        }
        h2 {
            font-size: 2rem;
            color: #0056b3;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed #dee2e6;
        }
        h3 {
            font-size: 1.5rem;
            color: #333;
            margin: 1.8rem 0 1rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fff9db;
            border-left: 5px solid #ffcc00;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .inline-link {
            font-weight: 700;
            color: #d35400;
            border-bottom: 1px dotted #d35400;
        }
        .img-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 800px;
        }
        .img-container img {
            border-radius: 10px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            border: 1px solid #ddd;
        }
        .caption {
            font-style: italic;
            color: #666;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        aside {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #001f3f;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffcc00;
        }
        .search-box {
            display: flex;
            margin-bottom: 1rem;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-box button {
            background: #0056b3;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #004494;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 0.9rem;
            padding-bottom: 0.9rem;
            border-bottom: 1px solid #eee;
        }
        .related-links li:last-child {
            border-bottom: none;
        }
        .related-links a {
            color: #333;
            display: block;
            padding: 0.5rem 0;
            transition: all 0.3s;
        }
        .related-links a:hover {
            color: #0056b3;
            padding-left: 10px;
            background: #f8f9fa;
        }
        .interaction {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            margin-top: 3rem;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
        }
        .interaction h2 {
            text-align: center;
            border-bottom: none;
        }
        .rating-widget {
            text-align: center;
            margin: 2rem 0;
        }
        .stars {
            font-size: 2.5rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 1rem;
        }
        .stars .star {
            display: inline-block;
            transition: color 0.2s;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #ffcc00;
        }
        .comment-form,
        .rating-form {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin-top: 2rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #495057;
        }
        input[type="text"],
        input[type="email"],
        textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus,
        textarea:focus {
            outline: none;
            border-color: #0056b3;
            box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
        }
        button[type="submit"] {
            background: #28a745;
            color: white;
            border: none;
            padding: 14px 30px;
            border-radius: 6px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            display: block;
            width: 100%;
        }
        button[type="submit"]:hover {
            background: #218838;
        }
        footer {
            background: #001f3f;
            color: #e0e0e0;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            margin-bottom: 1rem;
            display: block;
        }
        .footer-about p {
            margin-bottom: 1.5rem;
            text-align: left;
        }
        .footer-links h4,
        .footer-contact h4 {
            color: #ffcc00;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #b0b7c3;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 8px;
        }
        friend-link {
            display: block;
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid #2c3e50;
        }
        friend-link a {
            color: #ffcc00;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2c3e50;
            color: #aaa;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #001f3f;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem 0;
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                text-align: center;
                padding: 0.8rem 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            article, aside, .interaction {
                padding: 1.8rem;
            }
        }