* { 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; }
        header { background: linear-gradient(135deg, #0a2e5c 0%, #1a5fb4 100%); color: white; padding: 1rem 5%; 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; }
        .my-logo a { color: #FFD700; font-size: 1.8rem; font-weight: 800; text-decoration: none; text-shadow: 1px 1px 3px rgba(0,0,0,0.5); letter-spacing: 1px; }
        .my-logo a:hover { color: #ffffff; }
        nav ul { display: flex; list-style: none; }
        nav ul li { margin-left: 2rem; }
        nav ul li a { color: white; text-decoration: none; font-weight: 600; padding: 0.5rem 0.8rem; border-radius: 4px; transition: all 0.3s ease; }
        nav ul li a:hover, nav ul li a.active { background-color: rgba(255, 255, 255, 0.2); }
        .hamburger { display: none; font-size: 1.8rem; cursor: pointer; }
        .breadcrumb { background: #e9ecef; padding: 0.8rem 5%; font-size: 0.9rem; }
        .breadcrumb a { color: #1a5fb4; text-decoration: none; }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb span { color: #6c757d; }
        .container { max-width: 1200px; margin: 2rem auto; padding: 0 2rem; display: grid; grid-template-columns: 1fr 300px; gap: 2.5rem; }
        main { background: white; padding: 2.5rem; border-radius: 12px; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05); }
        aside { background: white; padding: 1.5rem; border-radius: 12px; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05); height: fit-content; }
        h1 { color: #0a2e5c; font-size: 2.5rem; margin-bottom: 1.5rem; border-bottom: 3px solid #FFD700; padding-bottom: 0.5rem; }
        h2 { color: #1a5fb4; margin: 2rem 0 1rem; padding-top: 1rem; border-top: 1px dashed #dee2e6; }
        h3 { color: #2c7fda; margin: 1.5rem 0 0.8rem; }
        h4 { color: #495057; margin: 1.2rem 0 0.6rem; }
        p { margin-bottom: 1.2rem; text-align: justify; }
        .lead { font-size: 1.2rem; color: #1a5fb4; font-weight: 500; margin-bottom: 2rem; padding: 1rem; background-color: #f0f8ff; border-left: 4px solid #1a5fb4; border-radius: 4px; }
        b, strong { color: #0a2e5c; }
        emoji { font-size: 1.2em; margin-right: 0.3rem; }
        .article-img { width: 100%; height: auto; border-radius: 8px; margin: 1.5rem 0; box-shadow: 0 4px 8px rgba(0,0,0,0.1); transition: transform 0.3s ease; }
        .article-img:hover { transform: scale(1.01); }
        .content-link { color: #e63946; font-weight: 600; text-decoration: none; border-bottom: 1px dotted #e63946; }
        .content-link:hover { color: #a4161a; border-bottom-style: solid; }
        .interactive-box { background: #f8f9fa; border: 1px solid #dee2e6; border-radius: 8px; padding: 1.5rem; margin: 2rem 0; }
        .interactive-box h3 { border-bottom: 2px solid #1a5fb4; padding-bottom: 0.5rem; margin-top: 0; }
        form { display: flex; flex-direction: column; gap: 1rem; margin-top: 1rem; }
        input, textarea, select { padding: 0.8rem; border: 1px solid #ced4da; border-radius: 6px; font-size: 1rem; }
        button { background: linear-gradient(to right, #1a5fb4, #0a2e5c); color: white; border: none; padding: 0.9rem; border-radius: 6px; cursor: pointer; font-weight: bold; transition: opacity 0.3s; }
        button:hover { opacity: 0.9; }
        .stars { display: flex; gap: 0.5rem; font-size: 1.5rem; color: #ffc107; margin: 0.5rem 0; }
        .stars i { cursor: pointer; }
        .sidebar-widget { margin-bottom: 2rem; }
        .sidebar-widget h4 { background: #0a2e5c; color: white; padding: 0.7rem; border-radius: 6px 6px 0 0; margin: 0; }
        .widget-content { padding: 1rem; border: 1px solid #dee2e6; border-top: none; border-radius: 0 0 6px 6px; }
        .link-list { list-style: none; }
        .link-list li { margin-bottom: 0.7rem; padding-bottom: 0.7rem; border-bottom: 1px solid #eee; }
        .link-list a { color: #1a5fb4; text-decoration: none; display: block; }
        .link-list a:hover { color: #e63946; padding-left: 5px; transition: padding-left 0.2s; }
        footer { background: #0a2e5c; color: #ccc; padding: 3rem 5% 1.5rem; margin-top: 3rem; }
        .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; margin-bottom: 2rem; }
        .footer-section h4 { color: #FFD700; margin-bottom: 1rem; }
        friend-link { display: block; margin: 0.5rem 0; }
        friend-link a { color: #a3c8ff; text-decoration: none; }
        friend-link a:hover { color: white; text-decoration: underline; }
        .copyright { text-align: center; padding-top: 1.5rem; border-top: 1px solid #2c5282; color: #a0aec0; font-size: 0.9rem; }
        .last-updated { font-style: italic; color: #6c757d; text-align: right; margin-top: 2rem; font-size: 0.9rem; }
        @media (max-width: 992px) {
            .container { grid-template-columns: 1fr; }
            nav ul { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%; background: #0a2e5c; padding: 1rem 5%; }
            nav ul.show { display: flex; }
            nav ul li { margin: 0.5rem 0; }
            .hamburger { display: block; }
            h1 { font-size: 2rem; }
        }
        @media (max-width: 576px) {
            .header-container, .breadcrumb, .container, footer { padding-left: 1rem; padding-right: 1rem; }
            main { padding: 1.5rem; }
            h1 { font-size: 1.8rem; }
        }