* { 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;
            background-image: linear-gradient(to bottom, #ffffff, #f1f8ff);
            max-width: 120rem;
            margin: 0 auto;
            padding: 0 1rem;
        }
        a { color: #0066cc; text-decoration: none; transition: color 0.3s ease, background-color 0.3s ease; }
        a:hover { color: #004d99; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2rem; margin-bottom: 1.5rem; }
        li { margin-bottom: 0.5rem; }
        .site-header {
            background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
            color: white;
            padding: 1.5rem 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;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
        }
        .my-logo i { margin-right: 10px; color: #ffcc00; }
        .my-logo:hover { text-decoration: none; opacity: 0.9; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e6f2ff;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: rgba(255,255,255,0.15);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease-out;
            }
            .main-nav.active {
                max-height: 300px;
                margin-top: 1rem;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 1rem;
            border-radius: 5px;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #1e3c72; }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-wrapper { grid-template-columns: 1fr; }
        }
        .main-article {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        .article-meta {
            color: #666;
            font-size: 0.95rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed #ddd;
        }
        .article-meta i { margin-right: 0.5rem; color: #2a5298; }
        h1 {
            font-size: 2.8rem;
            color: #1e3c72;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 5px solid #ffcc00;
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: #2a5298;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eaeaea;
        }
        h3 {
            font-size: 1.6rem;
            color: #3a6bc4;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #444;
            background-color: #f0f7ff;
            padding: 1.5rem;
            border-left: 4px solid #2a5298;
            border-radius: 0 8px 8px 0;
            margin-bottom: 2rem;
        }
        .highlight-box {
            background: linear-gradient(to right, #fff9e6, #fff);
            border: 1px solid #ffcc00;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .key-takeaways {
            background-color: #e6f7ff;
            border: 1px solid #91d5ff;
            border-radius: 10px;
            padding: 1.8rem;
            margin: 2.5rem 0;
        }
        .key-takeaways h3 { color: #0050b3; margin-top: 0; }
        .key-takeaways ul { list-style-type: none; padding-left: 0; }
        .key-takeaways li {
            padding-left: 1.5rem;
            position: relative;
            margin-bottom: 0.8rem;
        }
        .key-takeaways li:before {
            content: '🏑';
            position: absolute;
            left: 0;
        }
        .featured-image {
            margin: 2.5rem auto;
            text-align: center;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
        }
        .featured-image img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
        }
        .image-caption {
            font-style: italic;
            color: #666;
            padding: 0.8rem;
            background-color: #f9f9f9;
            font-size: 0.95rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: white;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 1.5rem;
            text-align: center;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .stat-card .number {
            font-size: 2.5rem;
            font-weight: 800;
            color: #1e3c72;
            display: block;
            line-height: 1;
        }
        .quote {
            font-size: 1.3rem;
            font-style: italic;
            color: #555;
            border-left: 4px solid #2a5298;
            padding-left: 1.5rem;
            margin: 2.5rem 1.5rem;
            background-color: #f8fbff;
            padding: 2rem;
            border-radius: 0 10px 10px 0;
        }
        .quote-author {
            text-align: right;
            font-weight: 600;
            color: #333;
            margin-top: 1rem;
        }
        .sidebar {
            background: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.07);
            align-self: start;
            position: sticky;
            top: 110px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: #1e3c72;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #eee;
        }
        .search-form {
            display: flex;
            margin-bottom: 1.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: #2a5298;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover { background-color: #1e3c72; }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-left: 1.2rem;
            position: relative;
        }
        .related-links li:before {
            content: '→';
            position: absolute;
            left: 0;
            color: #2a5298;
        }
        .rating-widget {
            text-align: center;
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 10px;
            border: 1px dashed #ccc;
        }
        .stars {
            font-size: 1.8rem;
            color: #ffcc00;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars span { margin: 0 2px; }
        .stars span:hover { transform: scale(1.2); }
        .interactive-section {
            background-color: #f0f8ff;
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid #cce0ff;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #444;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #bbb;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #2a5298;
            box-shadow: 0 0 0 3px rgba(42, 82, 152, 0.2);
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #2a5298, #1e3c72);
            color: white;
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn:hover {
            background: linear-gradient(to right, #1e3c72, #16325c);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            text-decoration: none;
        }
        .btn i { margin-right: 8px; }
        .site-footer {
            background: #1a1a2e;
            color: #ddd;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 5px solid #ffcc00;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-widget h4 {
            color: #fff;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #333;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link a {
            color: #80b3ff;
            padding: 0.3rem 0;
            display: block;
        }
        friend-link a:hover { color: #ffcc00; text-decoration: none; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #aaa;
        }