* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            color: #333;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #2c5aa0;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e63946;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        button, input, textarea {
            font-family: inherit;
        }
        .site-header {
            background: linear-gradient(90deg, #1e3c72 0%, #2a5298 100%);
            color: white;
            padding: 1rem 2rem;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            flex-shrink: 0;
        }
        .my-logo span {
            color: #ffd166;
        }
        .nav-container {
            display: flex;
            align-items: center;
        }
        .main-nav {
            display: flex;
            list-style: none;
        }
        .main-nav li {
            margin-left: 1.8rem;
        }
        .main-nav a {
            color: #fff;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            transition: background 0.3s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.15);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background-color: #f8f9fa;
            padding: 0.8rem 2rem;
            border-bottom: 1px solid #dee2e6;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #6c757d;
        }
        .breadcrumb a:hover {
            color: #1e3c72;
        }
        .breadcrumb i {
            margin: 0 0.5rem;
            color: #adb5bd;
        }
        .main-content {
            flex: 1;
            max-width: 1280px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.07);
        }
        .article-header {
            border-bottom: 3px solid #2a5298;
            padding-bottom: 1.5rem;
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1e3c72;
            margin-bottom: 0.8rem;
            line-height: 1.2;
        }
        .article-meta {
            color: #6c757d;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        .article-meta i {
            margin-right: 0.4rem;
        }
        .last-updated {
            background: #e9f7ef;
            color: #2d6a4f;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-weight: 600;
        }
        h2, h3, h4 {
            color: #2a5298;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h2 {
            font-size: 1.9rem;
            border-left: 5px solid #e63946;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.6rem;
            border-bottom: 2px dashed #adb5bd;
            padding-bottom: 0.5rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #495057;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: #1e3c72;
            font-weight: 600;
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid #ffd166;
        }
        .highlight {
            background-color: #fff9db;
            padding: 1.5rem;
            border-radius: 8px;
            border: 1px solid #ffd166;
            margin: 1.5rem 0;
        }
        .highlight strong {
            color: #e63946;
        }
        ul, ol {
            margin-bottom: 1.5rem;
            padding-left: 2rem;
        }
        li {
            margin-bottom: 0.7rem;
        }
        .img-container {
            margin: 2.5rem auto;
            text-align: center;
        }
        .img-container img {
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
            border: 1px solid #dee2e6;
        }
        .img-caption {
            font-style: italic;
            color: #6c757d;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .internal-links-box {
            background: #f1f8ff;
            border: 2px solid #cfe2ff;
            border-radius: 10px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .internal-links-box h4 {
            margin-top: 0;
            color: #1e3c72;
        }
        .internal-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .internal-links a {
            background: white;
            padding: 0.6rem 1.2rem;
            border-radius: 50px;
            border: 1px solid #adb5bd;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .internal-links a:hover {
            background: #2a5298;
            color: white;
            border-color: #2a5298;
            transform: translateY(-3px);
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            border-bottom: 3px solid #ffd166;
            padding-bottom: 0.7rem;
            margin-top: 0;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 0.9rem;
            border: 1px solid #ced4da;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-box button {
            background: #2a5298;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s ease;
        }
        .search-box button:hover {
            background: #1e3c72;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1.5rem 0;
            font-size: 2rem;
            color: #ffd166;
        }
        .rating-widget button {
            width: 100%;
            padding: 0.9rem;
            background: #2d6a4f;
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .rating-widget button:hover {
            background: #1b4332;
        }
        .quick-links ul {
            list-style: none;
            padding-left: 0;
        }
        .quick-links li {
            margin-bottom: 0.8rem;
            border-bottom: 1px dotted #dee2e6;
            padding-bottom: 0.8rem;
        }
        .quick-links li:last-child {
            border-bottom: none;
        }
        .quick-links a {
            display: flex;
            align-items: center;
            color: #495057;
        }
        .quick-links i {
            margin-right: 0.8rem;
            color: #2a5298;
        }
        .comments-section {
            margin-top: 3rem;
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.07);
        }
        .comments-section h2 {
            border-left-color: #2d6a4f;
        }
        .comment-form {
            display: grid;
            gap: 1.2rem;
            margin-bottom: 3rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #495057;
        }
        .form-group input,
        .form-group textarea {
            padding: 1rem;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-comment {
            background: #e63946;
            color: white;
            border: none;
            padding: 1.2rem 2rem;
            border-radius: 6px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
            justify-self: start;
        }
        .submit-comment:hover {
            background: #c1121f;
        }
        .site-footer {
            background: #1a1a2e;
            color: #e9ecef;
            padding: 3rem 2rem 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #ffd166;
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            color: #ffd166;
            margin-bottom: 1.5rem;
            border-bottom: 2px solid #2a5298;
            padding-bottom: 0.5rem;
        }
        .footer-links ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #adb5bd;
            transition: color 0.3s ease;
        }
        .footer-links a:hover {
            color: #ffd166;
            padding-left: 0.5rem;
        }
        friend-link {
            display: block;
            background: #16213e;
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            text-align: center;
        }
        friend-link a {
            color: #ffd166;
            font-weight: bold;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a5298;
            color: #adb5bd;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-container {
                width: 100%;
                justify-content: space-between;
                margin-top: 1rem;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1e3c72;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-radius: 0 0 12px 12px;
                box-shadow: 0 8px 16px rgba(0,0,0,0.2);
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav li {
                margin: 0.5rem 0;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            .main-content, article, .comments-section {
                padding: 1.5rem;
            }
            .breadcrumb, .site-header {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }