:root {
            --primary-color: #2c3e50;
            --secondary-color: #e74c3c;
            --accent-color: #3498db;
            --light-color: #ecf0f1;
            --dark-color: #2c3e50;
            --text-color: #333;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-color);
            background-color: #f9f9f9;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: var(--accent-color);
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--primary-color);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: var(--light-color);
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary-color);
            transition: var(--transition);
        }
        nav a:hover::after,
        nav a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #eee;
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 5px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: #777;
        }
        main {
            padding: 2rem 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary-color);
            font-size: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--secondary-color);
            margin: 2rem 0 1rem;
            padding-top: 1rem;
            border-top: 1px solid #eee;
        }
        h3 {
            color: var(--accent-color);
            margin: 1.5rem 0 0.75rem;
        }
        h4 {
            color: #555;
            margin: 1rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--dark-color);
            background: #f0f8ff;
            padding: 1rem;
            border-left: 4px solid var(--accent-color);
            border-radius: 0 5px 5px 0;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        .tip-box {
            background-color: #e8f4fd;
            border-left: 5px solid var(--accent-color);
            padding: 1rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .warning-box {
            background-color: #fde8e8;
            border-left: 5px solid var(--secondary-color);
            padding: 1rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .article-img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-img:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }
        .caption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        blockquote {
            font-style: italic;
            color: #555;
            border-left: 4px solid #ccc;
            padding-left: 1rem;
            margin: 1.5rem 0;
        }
        aside {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget-title {
            color: var(--primary-color);
            border-bottom: 2px solid var(--accent-color);
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
            font-size: 1.3rem;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.75rem;
            border: 1px solid #ddd;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-btn {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 0 1.25rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: var(--secondary-color);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffcc00;
        }
        .score-form input,
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.75rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        .score-form button,
        .comment-form button {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
            width: 100%;
        }
        .score-form button:hover,
        .comment-form button:hover {
            background-color: var(--secondary-color);
        }
        footer {
            background-color: var(--primary-color);
            color: var(--light-color);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: white;
        }
        .footer-links h3,
        .footer-contact h3 {
            color: white;
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
            margin-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.75rem;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.1);
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 5px;
        }
        friend-link a {
            color: #a3d4ff;
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .last-updated {
            background: #f8f9fa;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            font-size: 0.9rem;
            color: #666;
            text-align: center;
            margin-bottom: 2rem;
        }
        .last-updated i {
            margin-right: 0.5rem;
        }
        @media (max-width: 768px) {
            nav {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 80%;
                height: calc(100vh - 70px);
                background-color: var(--primary-color);
                transition: var(--transition);
                padding: 2rem;
                box-shadow: 2px 0 10px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }
            nav.active {
                left: 0;
            }
            nav ul {
                flex-direction: column;
                gap: 1.5rem;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2rem;
            }
        }