* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }
        a {
            text-decoration: none;
            color: #0066cc;
        }
        a:hover {
            color: #004080;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a3a5f, #2c5282);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: bold;
            color: #ffcc00;
        }
        .logo a {
            color: inherit;
            text-decoration: none;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: background 0.3s;
        }
        .nav-desktop a:hover {
            background: rgba(255,255,255,0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1a3a5f;
            padding: 1rem;
            margin-top: 1rem;
            border-radius: 8px;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            padding: 0.75rem;
            border-bottom: 1px solid #2c5282;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #ccc;
        }
        .breadcrumb a {
            color: #ffcc00;
        }
        main {
            padding: 2rem 0;
            background: white;
            border-radius: 8px;
            box-shadow: 0 0 15px rgba(0,0,0,0.05);
            margin: 2rem auto;
        }
        .article-header {
            text-align: center;
            padding: 2rem 0;
            border-bottom: 2px solid #eee;
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: #1a3a5f;
            margin-bottom: 1rem;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 1rem;
            color: #666;
            font-size: 0.9rem;
        }
        .article-content {
            padding: 2rem;
        }
        .article-content h2 {
            font-size: 2rem;
            color: #2c5282;
            margin: 2rem 0 1rem;
            border-left: 4px solid #ffcc00;
            padding-left: 1rem;
        }
        .article-content h3 {
            font-size: 1.5rem;
            color: #1a3a5f;
            margin: 1.5rem 0 0.75rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .article-content emoji {
            font-size: 1.2em;
            margin: 0 0.2em;
        }
        .highlight {
            background: #fffacd;
            padding: 1rem;
            border-left: 4px solid #ffcc00;
            margin: 1.5rem 0;
            font-weight: bold;
        }
        .image-wrapper {
            text-align: center;
            margin: 2rem 0;
        }
        .image-wrapper img {
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .image-caption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
        }
        .link-inline {
            color: #0066cc;
            font-weight: bold;
            border-bottom: 1px dashed #0066cc;
        }
        .link-inline:hover {
            color: #004080;
            border-bottom: 1px solid #004080;
        }
        .form-section {
            background: #f1f8ff;
            padding: 2rem;
            border-radius: 8px;
            margin: 3rem 0;
        }
        .form-section h3 {
            color: #1a3a5f;
            margin-bottom: 1rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #ccc;
            border-radius: 4px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
            border-color: #0066cc;
            outline: none;
        }
        .btn {
            background: #0066cc;
            color: white;
            padding: 0.75rem 1.5rem;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s;
        }
        .btn:hover {
            background: #004080;
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            align-items: center;
        }
        .rating i {
            color: #ffcc00;
            cursor: pointer;
            font-size: 1.5rem;
        }
        .rating i:hover {
            color: #ff9900;
        }
        .internal-links {
            background: #e9ecef;
            padding: 2rem;
            border-radius: 8px;
            margin: 2rem 0;
        }
        .internal-links h3 {
            color: #1a3a5f;
            margin-bottom: 1rem;
            text-align: center;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .web-link {
            background: white;
            padding: 1rem;
            border-radius: 4px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            transition: transform 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
        }
        .web-link a {
            color: #0066cc;
            font-weight: 500;
        }
        footer {
            background: #1a3a5f;
            color: white;
            padding: 2rem 0;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }
        .footer-links a {
            color: #ffcc00;
        }
        .copyright {
            font-size: 0.9rem;
            color: #ccc;
            border-top: 1px solid #2c5282;
            padding-top: 1rem;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .article-content {
                padding: 1rem;
            }
            .article-content h2 {
                font-size: 1.75rem;
            }
            .article-content h3 {
                font-size: 1.25rem;
            }
            .web-links {
                grid-template-columns: 1fr;
            }
            .footer-links {
                flex-direction: column;
                gap: 1rem;
            }
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-1 { margin-top: 1rem; }
        .mt-2 { margin-top: 2rem; }