* {
            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: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #0056b3;
            transition: color 0.3s;
        }
        a:hover {
            color: #003d82;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #0056b3, #003d82);
            color: white;
            padding: 12px 24px;
            border-radius: 30px;
            border: none;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
            text-align: center;
        }
        .btn:hover {
            background: linear-gradient(to right, #004494, #002c66);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            text-decoration: none;
        }
        header {
            background: linear-gradient(135deg, #001f3f, #0056b3);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 900;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: #FFD700;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        nav a:hover, nav a.active {
            background-color: rgba(255,255,255,0.15);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #e9ecef;
            font-size: 0.9rem;
        }
        .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: #6c757d;
        }
        .breadcrumb a:hover {
            color: #0056b3;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
        }
        h1 {
            font-size: 2.8rem;
            color: #001f3f;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid #FFD700;
            padding-left: 15px;
        }
        h2 {
            font-size: 2rem;
            color: #0056b3;
            margin: 2.5rem 0 1rem;
            padding-bottom: 10px;
            border-bottom: 2px solid #e9ecef;
        }
        h3 {
            font-size: 1.5rem;
            color: #003d82;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #495057;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #0056b3;
            background: #e7f1ff;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 2rem;
            border-left: 5px solid #0056b3;
        }
        .highlight {
            background-color: #fff3cd;
            padding: 20px;
            border-radius: 10px;
            border-left: 5px solid #ffc107;
            margin: 2rem 0;
        }
        .figure {
            margin: 2rem 0;
            text-align: center;
        }
        .figure img {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            margin: 0 auto;
        }
        .figcaption {
            font-style: italic;
            color: #6c757d;
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .quote {
            font-size: 1.3rem;
            color: #001f3f;
            border-left: 5px solid #FFD700;
            padding-left: 20px;
            margin: 2rem 0;
            font-weight: 600;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 2rem 0;
        }
        .stat-card {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            border-top: 5px solid #0056b3;
            transition: transform 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-value {
            font-size: 2.5rem;
            font-weight: 900;
            color: #0056b3;
        }
        .stat-label {
            font-size: 1rem;
            color: #6c757d;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #001f3f;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e9ecef;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 30px 0 0 30px;
            outline: none;
        }
        .search-form button {
            background: #0056b3;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 10px;
            padding-bottom: 10px;
            border-bottom: 1px dashed #ddd;
        }
        .link-list a {
            display: block;
            padding: 8px 0;
            color: #495057;
        }
        .link-list a:hover {
            color: #0056b3;
            padding-left: 5px;
        }
        .link-list a::before {
            content: '›';
            margin-right: 10px;
            color: #0056b3;
        }
        .interactive-box {
            background: linear-gradient(to right, #001f3f, #0056b3);
            color: white;
            padding: 30px;
            border-radius: 15px;
            margin: 3rem 0;
            text-align: center;
        }
        .interactive-box h2 {
            color: #FFD700;
            border: none;
        }
        .rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: #FFD700;
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 10px;
            margin-bottom: 15px;
            resize: vertical;
            min-height: 150px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 8px;
        }
        footer {
            background: #001f3f;
            color: #ddd;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: white;
            margin-bottom: 15px;
        }
        .footer-links h4 {
            color: #FFD700;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #b0b7c3;
        }
        .footer-links a:hover {
            color: white;
        }
        friend-link {
            display: block;
            padding: 15px;
            background: #002c66;
            border-radius: 8px;
            margin: 10px 0;
        }
        friend-link a {
            color: #FFD700;
            font-weight: bold;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #002c66;
            font-size: 0.9rem;
            color: #8a9bb2;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav {
                width: 100%;
                order: 3;
                margin-top: 15px;
                display: none;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                gap: 0;
            }
            nav li {
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            nav a {
                display: block;
                padding: 15px;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .content-grid {
                gap: 25px;
            }
            article, aside {
                padding: 20px;
            }
            .interactive-box {
                padding: 20px;
            }
        }