* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #c0392b;
            --secondary-color: #2c3e50;
            --accent-color: #e74c3c;
            --light-color: #ecf0f1;
            --dark-color: #1a1a1a;
            --text-color: #333;
            --text-light: #7f8c8d;
            --border-radius: 8px;
            --box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: #f9f9f9;
            max-width: 1400px;
            margin: 0 auto;
        }
        .site-header {
            background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-color) 100%);
            color: white;
            padding: 1.5rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--box-shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1300px;
            margin: 0 auto;
        }
        .my-logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.2rem;
            color: var(--accent-color);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            transition: var(--transition);
        }
        .my-logo:hover {
            color: white;
            transform: scale(1.05);
        }
        .my-logo span {
            color: var(--light-color);
        }
        .breadcrumb {
            background-color: #34495e;
            padding: 0.8rem 2rem;
            color: var(--light-color);
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #bdc3c7;
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: white;
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 0.5rem;
            color: #95a5a6;
        }
        .main-nav {
            display: flex;
            gap: 1.5rem;
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateY(-2px);
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--secondary-color);
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            padding: 1rem;
            box-shadow: 0 10px 15px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem;
            max-width: 1300px;
            margin: 0 auto;
        }
        article {
            background: white;
            border-radius: var(--border-radius);
            padding: 2.5rem;
            box-shadow: var(--box-shadow);
        }
        h1 {
            color: var(--primary-color);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 1rem;
        }
        h2 {
            color: var(--secondary-color);
            font-size: 2rem;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
        }
        h3 {
            color: var(--secondary-color);
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: var(--primary-color);
            font-size: 1.2rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: var(--secondary-color);
            font-weight: 600;
            padding: 1rem;
            background-color: #f8f9fa;
            border-left: 4px solid var(--accent-color);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        em {
            color: var(--primary-color);
            font-style: italic;
        }
        strong {
            color: var(--secondary-color);
        }
        .content-link {
            color: var(--primary-color);
            text-decoration: none;
            border-bottom: 1px dotted var(--primary-color);
            transition: var(--transition);
        }
        .content-link:hover {
            color: var(--accent-color);
            border-bottom: 1px solid var(--accent-color);
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: 0 6px 15px rgba(0,0,0,0.1);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: scale(1.01);
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        aside {
            background: white;
            border-radius: var(--border-radius);
            padding: 1.8rem;
            box-shadow: var(--box-shadow);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar-section {
            margin-bottom: 2rem;
        }
        .sidebar-title {
            color: var(--primary-color);
            font-size: 1.3rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
        }
        .search-form {
            display: flex;
            margin-bottom: 1.5rem;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: var(--accent-color);
        }
        .rating-form, .comment-form {
            background-color: #f8f9fa;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin-bottom: 2rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars label:hover,
        .rating-stars label:hover ~ label,
        .rating-stars input:checked ~ label {
            color: #f39c12;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--secondary-color);
        }
        .form-input,
        .form-textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: var(--border-radius);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }
        .submit-btn:hover {
            background-color: var(--accent-color);
            transform: translateY(-2px);
        }
        .update-info {
            background-color: #e8f4fc;
            padding: 1rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border-left: 4px solid #3498db;
        }
        .update-info i {
            color: #3498db;
            margin-right: 0.5rem;
        }
        footer {
            background-color: var(--secondary-color);
            color: white;
            padding: 3rem 2rem 2rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            max-width: 1300px;
            margin: 0 auto;
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 0.5rem;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: 1rem;
            margin-bottom: 0.8rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        friend-link a {
            color: #ecf0f1;
            text-decoration: none;
            font-weight: 600;
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #95a5a6;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
                padding: 1.5rem;
            }
            aside {
                position: static;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            article {
                padding: 1.8rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .site-header, .breadcrumb {
                padding: 1rem;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            article, aside {
                padding: 1.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, aside {
            animation: fadeIn 0.5s ease-out;
        }
        .text-center { text-align: center; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-2 { margin-top: 2rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }