* { margin: 0; padding: 0; box-sizing: border-box; }
        :root {
            --primary: #1a237e; 
            --secondary: #ff6f00; 
            --accent: #4caf50; 
            --light: #f5f5f5;
            --dark: #212121;
            --text: #333;
            --text-light: #757575;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --radius: 8px;
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: linear-gradient(135deg, #f9f9ff 0%, #f0f2ff 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--secondary); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 1.5em; margin: 1em 0; }
        li { margin-bottom: 0.5em; }
        p { margin-bottom: 1.5em; text-align: justify; }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        section { padding: 3rem 0; }
        .section-title {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--secondary);
            position: relative;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 100px;
            height: 3px;
            background: var(--accent);
        }
        .highlight { background-color: #fff9c4; padding: 0.2em 0.4em; border-radius: 4px; font-weight: 600; }
        .emoji { font-size: 1.2em; margin-right: 0.3em; }
        .site-header {
            background: var(--primary);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
        }
        .my-logo i { color: var(--secondary); margin-right: 10px; }
        .my-logo span { color: var(--secondary); }
        .breadcrumb {
            background: #e8eaf6;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }
        .breadcrumb a { color: var(--text-light); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb span { margin: 0 0.5rem; color: var(--text-light); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover { color: var(--secondary); }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: var(--transition);
        }
        .main-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 70px;
                right: -100%;
                width: 80%;
                max-width: 300px;
                height: calc(100vh - 70px);
                background: var(--primary);
                flex-direction: column;
                padding: 2rem;
                transition: var(--transition);
                box-shadow: -5px 0 15px rgba(0,0,0,0.2);
            }
            .main-nav.active { right: 0; }
            .main-nav ul {
                flex-direction: column;
                gap: 1.5rem;
            }
        }
        .search-box {
            background: var(--light);
            padding: 1.5rem 0;
            border-bottom: 1px solid #ddd;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 1.8rem;
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .search-button:hover { background: #e65100; }
        .main-content {
            flex: 1;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-body { background: white; padding: 2.5rem; border-radius: var(--radius); box-shadow: var(--shadow); }
        .article-body h1 {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .article-body h2 { font-size: 2rem; margin: 2.5rem 0 1rem; color: var(--dark); }
        .article-body h3 { font-size: 1.5rem; margin: 2rem 0 0.8rem; color: var(--primary); }
        .article-body h4 { font-size: 1.2rem; margin: 1.5rem 0 0.8rem; color: var(--text-light); font-weight: 600; }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 1.5rem;
            margin-bottom: 2rem;
            border-bottom: 1px solid #eee;
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .featured-image img { width: 100%; transition: transform 0.5s ease; }
        .featured-image:hover img { transform: scale(1.02); }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            padding: 0.8rem;
            background: #f9f9f9;
            font-size: 0.9rem;
        }
        .info-box {
            background: #e3f2fd;
            border-left: 5px solid var(--primary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .quote {
            font-style: italic;
            border-left: 4px solid var(--accent);
            padding-left: 1.5rem;
            margin: 2rem 0;
            color: var(--text-light);
            font-size: 1.1rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 4px solid var(--secondary);
            transition: var(--transition);
        }
        .stat-card:hover { transform: translateY(-5px); }
        .stat-number { font-size: 2.5rem; font-weight: 800; color: var(--primary); line-height: 1; }
        .stat-label { color: var(--text-light); margin-top: 0.5rem; }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            margin-bottom: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
        }
        .related-links ul { list-style: none; padding-left: 0; }
        .related-links li { margin-bottom: 0.8rem; }
        .related-links a {
            display: block;
            padding: 0.8rem;
            background: #f8f9fa;
            border-radius: var(--radius);
            border-left: 3px solid transparent;
        }
        .related-links a:hover {
            background: #e8eaf6;
            border-left-color: var(--secondary);
            padding-left: 1rem;
        }
        .rating-widget, .comment-widget {
            background: white;
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-top: 3rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active { color: #ffc107; }
        .form-group { margin-bottom: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; }
        .form-control {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
        }
        .submit-btn {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover { background: #e65100; }
        .site-footer {
            background: var(--dark);
            color: #ccc;
            padding: 3rem 0 1.5rem;
            margin-top: auto;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-widget h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        .footer-widget h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--secondary);
        }
        .footer-links { list-style: none; padding-left: 0; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a { color: #aaa; }
        .footer-links a:hover { color: white; padding-left: 5px; }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 1rem 0;
            text-align: center;
        }
        friend-link a { color: var(--secondary); font-weight: 600; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            color: #888;
            font-size: 0.9rem;
        }