* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 {
            color: #1a365d;
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        h1 {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            border-bottom: 4px solid #a50044;
            padding-bottom: 0.5rem;
            margin-top: 1rem;
        }
        h2 {
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            border-left: 5px solid #004d98;
            padding-left: 1rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            color: #a50044;
            margin-top: 2.5rem;
        }
        h4 {
            font-size: clamp(1.2rem, 2.5vw, 1.6rem);
            color: #004d98;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.4rem;
            color: #555;
            font-weight: 500;
            background: linear-gradient(90deg, rgba(0,77,152,0.1) 0%, rgba(165,0,68,0.1) 100%);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a365d 0%, #004d98 100%);
            color: white;
            padding: 1rem 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;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .my-logo i {
            color: #a50044;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-list a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: all 0.3s ease;
            position: relative;
        }
        .nav-list a:hover,
        .nav-list a.active {
            background-color: rgba(165, 0, 68, 0.8);
        }
        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: #a50044;
            transition: width 0.3s ease;
        }
        .nav-list a:hover::after {
            width: 70%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e9ecef;
            font-size: 0.95rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 0.5rem;
            color: #666;
        }
        .breadcrumb a {
            color: #004d98;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #eee;
            color: #666;
            font-size: 0.95rem;
        }
        .last-updated {
            background-color: #e8f4fd;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: 0 8px 16px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .featured-image:hover {
            transform: scale(1.008);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-left: 5px solid #a50044;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-top: 4px solid #004d98;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: #a50044;
            display: block;
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget-title {
            font-size: 1.3rem;
            color: #1a365d;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #a50044;
            margin-bottom: 1.5rem;
        }
        .related-links {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed #ddd;
        }
        .related-links a {
            color: #004d98;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: color 0.3s ease;
        }
        .related-links a:hover {
            color: #a50044;
        }
        .related-links i {
            color: #a50044;
            font-size: 0.9rem;
        }
        .user-interaction {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            border: 1px solid #dee2e6;
        }
        .interaction-form {
            display: grid;
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #1a365d;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-size: 1rem;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #004d98;
            box-shadow: 0 0 0 3px rgba(0, 77, 152, 0.1);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ffc107;
            cursor: pointer;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
            transition: transform 0.2s ease;
        }
        .btn {
            background: linear-gradient(135deg, #004d98 0%, #1a365d 100%);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 5px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
            text-decoration: none;
            display: inline-block;
        }
        .btn:hover {
            background: linear-gradient(135deg, #a50044 0%, #8a0038 100%);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(165, 0, 68, 0.2);
        }
        .search-widget {
            position: relative;
        }
        .search-input {
            width: 100%;
            padding: 0.9rem 3rem 0.9rem 1rem;
            border-radius: 30px;
            border: 2px solid #dee2e6;
            font-size: 1rem;
        }
        .search-btn {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: #004d98;
            font-size: 1.2rem;
            cursor: pointer;
        }
        .site-footer {
            background: #1a365d;
            color: white;
            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: 2rem;
            font-weight: 900;
            margin-bottom: 1rem;
            color: white;
            text-decoration: none;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin: 1.5rem 0;
        }
        friend-link {
            display: block;
            padding: 0.8rem 1rem;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            transition: background 0.3s ease;
        }
        friend-link:hover {
            background: rgba(255, 255, 255, 0.2);
        }
        friend-link a {
            color: #a8d0ff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #a8d0ff;
            font-size: 0.95rem;
        }
        @media (max-width: 1024px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                width: 100%;
                order: 3;
                margin-top: 1rem;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .nav-list {
                flex-direction: column;
                gap: 0.5rem;
                width: 100%;
            }
            .nav-list a {
                display: block;
                padding: 1rem;
                background: rgba(255, 255, 255, 0.1);
            }
            .header-content {
                justify-content: space-between;
            }
            .article-content {
                padding: 1.5rem;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            .site-header, .sidebar, .user-interaction, .site-footer {
                display: none;
            }
            body {
                background: white;
                color: black;
                font-size: 12pt;
            }
            .article-content {
                box-shadow: none;
                padding: 0;
            }
            h1, h2, h3, h4 {
                color: black;
            }
            a {
                color: black;
                text-decoration: underline;
            }
            .container {
                max-width: 100%;
            }
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        a:focus,
        button:focus,
        input:focus,
        textarea:focus,
        select:focus {
            outline: 3px solid #a50044;
            outline-offset: 3px;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-content {
            animation: fadeIn 0.6s ease-out;
        }
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }
        ::-webkit-scrollbar-thumb {
            background: #004d98;
            border-radius: 5px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #a50044;
        }