* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        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;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0066cc;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #004999;
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #003366 0%, #00509e 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-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: white;
            font-size: 1.8rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo span {
            color: #FFD700;
        }
        .nav-desktop ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: #FFD700;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #003366;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            display: block;
        }
        .nav-mobile ul {
            list-style: none;
        }
        .nav-mobile li {
            margin: 1rem 0;
        }
        .nav-mobile a {
            color: white;
            font-size: 1.1rem;
            display: block;
            padding: 0.5rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e9ecef;
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin: 0 10px;
            color: #666;
        }
        .search-container {
            background-color: #e3f2fd;
            padding: 2rem 0;
            margin: 1rem 0;
            border-radius: 8px;
            text-align: center;
        }
        .search-form {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            border-radius: 50px;
            overflow: hidden;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-button {
            background-color: #00509e;
            color: white;
            border: none;
            padding: 1rem 2rem;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .search-button:hover {
            background-color: #003366;
        }
        main {
            padding: 2rem 0;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 0 15px rgba(0,0,0,0.05);
            margin-bottom: 2rem;
        }
        article {
            padding: 0 2rem;
        }
        .hero-title {
            font-size: 2.5rem;
            color: #003366;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .post-meta {
            color: #666;
            font-style: italic;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #eee;
        }
        h2 {
            font-size: 2rem;
            color: #00509e;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #FFD700;
        }
        h3 {
            font-size: 1.6rem;
            color: #333;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight-box {
            background-color: #f0f8ff;
            border-left: 5px solid #00509e;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .data-point {
            background-color: #e6f7ff;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 8px;
            border: 1px dashed #00509e;
        }
        .data-point h4 {
            color: #00509e;
            margin-bottom: 0.5rem;
        }
        .article-image {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 800px;
        }
        .article-image img {
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .image-caption {
            font-size: 0.9rem;
            color: #666;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .internal-links {
            background-color: #f9f9f9;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 8px;
        }
        .internal-links h4 {
            color: #00509e;
            margin-bottom: 1rem;
        }
        .internal-links ul {
            list-style-type: square;
            padding-left: 1.5rem;
        }
        .internal-links li {
            margin-bottom: 0.5rem;
        }
        .user-interaction {
            background-color: #f8f9fa;
            padding: 2rem;
            margin: 3rem 0;
            border-radius: 10px;
            border: 1px solid #ddd;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .comment-box, .rating-box {
            background-color: white;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
        }
        .comment-box h3, .rating-box h3 {
            margin-top: 0;
        }
        .comment-form textarea, .rating-form select {
            width: 100%;
            padding: 1rem;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        .submit-button {
            background-color: #28a745;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .submit-button:hover {
            background-color: #218838;
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            font-size: 1.8rem;
            color: #FFD700;
        }
        .star-rating i {
            cursor: pointer;
        }
        .footer-links {
            background-color: #e9ecef;
            padding: 2rem 0;
        }
        .web-link {
            display: inline-block;
            background-color: white;
            margin: 0.5rem;
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            border: 1px solid #ddd;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .web-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .site-footer {
            background-color: #003366;
            color: white;
            padding: 2rem 0;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .footer-links-container {
            margin-bottom: 1.5rem;
        }
        .copyright {
            font-size: 0.9rem;
            color: #aaa;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 1.5rem;
            width: 100%;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .menu-toggle {
                display: block;
            }
            .hero-title {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            article {
                padding: 0 1rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 8px;
            }
            .search-input, .search-button {
                width: 100%;
                border-radius: 0;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }