* {
            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;
            padding-top: 80px;
        }
        a {
            text-decoration: none;
            color: #0d6efd;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #084298;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: linear-gradient(135deg, #1e3c72, #2a5298);
            color: white;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: #00ff88;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: #e3f2fd;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover, .main-nav a:focus {
            color: #fff;
            border-bottom-color: #00ff88;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #dee2e6;
        }
        .breadcrumb a {
            color: #6c757d;
        }
        .breadcrumb span {
            color: #495057;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        .sidebar {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            align-self: start;
        }
        h1 {
            font-size: 2.8rem;
            color: #1e3c72;
            margin-bottom: 20px;
            line-height: 1.2;
            border-left: 6px solid #00ff88;
            padding-left: 15px;
        }
        h2 {
            font-size: 2rem;
            color: #2a5298;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e9ecef;
        }
        h3 {
            font-size: 1.6rem;
            color: #3a6bc5;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 1.5em;
            text-align: justify;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #555;
            background: #f1f8ff;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 30px;
        }
        .highlight {
            background-color: #fff3cd;
            padding: 20px;
            border-left: 5px solid #ffc107;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #6c757d;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #dee2e6;
        }
        .search-form, .comment-form, .rating-form {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #0d6efd;
            box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
        }
        button, .btn {
            background: linear-gradient(to right, #1e3c72, #2a5298);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-block;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #2a5298, #3a6bc5);
            transform: translateY(-2px);
            box-shadow: 0 5px 12px rgba(0, 0, 0, 0.15);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover, .star.active {
            color: #ffc107;
        }
        .sidebar h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: #1e3c72;
        }
        .related-links {
            list-style: none;
            margin-top: 20px;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px solid #eee;
        }
        .related-links a {
            color: #333;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links a:hover {
            color: #0d6efd;
        }
        .related-links i {
            color: #00ff88;
        }
        .site-footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            margin-bottom: 15px;
        }
        friend-link {
            display: block;
            margin: 10px 0;
        }
        friend-link a {
            color: #00ff88;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            body {
                padding-top: 70px;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #2a5298;
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                padding: 12px 20px;
            }
            .article-content {
                padding: 25px;
            }
            .sidebar {
                padding: 20px;
            }
        }