* {
            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;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .highlight { background-color: #fff3cd; padding: 2px 5px; border-radius: 3px; }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .site-header {
            background: linear-gradient(135deg, #0d3b66 0%, #1a5a8d 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 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #ffd166;
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: color 0.3s ease;
        }
        .logo a:hover {
            color: #ffffff;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e9ecef;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: #ffd166;
            border-bottom-color: #ffd166;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #0d3b66;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .mobile-nav a {
            color: #e9ecef;
            text-decoration: none;
            font-weight: 600;
            padding: 0.75rem;
            display: block;
            border-left: 3px solid transparent;
            transition: all 0.3s;
        }
        .mobile-nav a:hover {
            color: #ffd166;
            border-left-color: #ffd166;
            background-color: rgba(255, 255, 255, 0.05);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: #1a5a8d;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-content {
            padding: 3rem 0;
            background-color: white;
        }
        .article-header {
            margin-bottom: 3rem;
            border-bottom: 3px solid #ffd166;
            padding-bottom: 1.5rem;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #0d3b66;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .meta-info {
            color: #6c757d;
            font-size: 0.95rem;
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .article-body {
            font-size: 1.1rem;
        }
        .article-body p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-body h2 {
            font-size: 2rem;
            color: #1a5a8d;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e9ecef;
        }
        .article-body h3 {
            font-size: 1.6rem;
            color: #2a6f97;
            margin: 2rem 0 1rem;
        }
        .article-body h4 {
            font-size: 1.3rem;
            color: #468faf;
            margin: 1.5rem 0 0.75rem;
        }
        .article-body ul, .article-body ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        .article-body blockquote {
            border-left: 5px solid #ffd166;
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: #555;
            background-color: #f8f9fa;
            padding: 1.5rem;
            border-radius: 0 5px 5px 0;
        }
        .featured-image {
            margin: 2.5rem 0;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }
        .featured-image figcaption {
            padding: 1rem;
            background-color: #f1f1f1;
            font-size: 0.95rem;
            color: #666;
            text-align: center;
        }
        .sidebar {
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: 8px;
            border: 1px solid #dee2e6;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #0d3b66;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffd166;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #ced4da;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: #1a5a8d;
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: #0d3b66;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            cursor: pointer;
            justify-content: center;
        }
        .star-rating .star {
            color: #ddd;
            transition: color 0.2s;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #ffc107;
        }
        .rating-widget input, .rating-widget textarea {
            padding: 0.8rem;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-family: inherit;
        }
        .rating-widget button {
            background-color: #28a745;
            color: white;
            border: none;
            padding: 0.9rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .rating-widget button:hover {
            background-color: #218838;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 0.8rem;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .comment-form button {
            background-color: #1a5a8d;
            color: white;
            border: none;
            padding: 0.9rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .comment-form button:hover {
            background-color: #0d3b66;
        }
        .internal-links {
            background-color: #e7f1ff;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
        }
        .internal-links h3 {
            color: #0d3b66;
            margin-bottom: 1rem;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 0.75rem;
            list-style: none;
            margin-left: 0;
        }
        .internal-links a {
            color: #1a5a8d;
            text-decoration: none;
            padding: 0.5rem 0.8rem;
            display: block;
            border-radius: 4px;
            transition: all 0.3s;
            border-left: 3px solid transparent;
        }
        .internal-links a:hover {
            background-color: #d0e2ff;
            border-left-color: #1a5a8d;
        }
        .site-footer {
            background-color: #212529;
            color: #adb5bd;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #ffd166;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link a {
            color: #6ea8fe;
            text-decoration: none;
            transition: color 0.3s;
        }
        friend-link a:hover {
            color: #ffd166;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #495057;
            font-size: 0.9rem;
            color: #868e96;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .content-area {
                gap: 2rem;
            }
            .footer-content {
                flex-direction: column;
                gap: 2rem;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding: 0 15px;
            }
            .article-header h1 {
                font-size: 1.9rem;
            }
            .article-body h2 {
                font-size: 1.7rem;
            }
            .article-body h3 {
                font-size: 1.4rem;
            }
            .internal-links ul {
                grid-template-columns: 1fr;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }