:root {
            --primary-color: #1a365d;
            --secondary-color: #e53e3e;
            --accent-color: #f6ad55;
            --text-color: #2d3748;
            --light-bg: #f7fafc;
            --dark-bg: #2d3748;
            --white: #ffffff;
            --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: var(--light-bg);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--primary-color);
            color: var(--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: 2rem;
            font-weight: bold;
            color: var(--accent-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            color: var(--white);
            transform: scale(1.05);
            transition: var(--transition);
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: var(--white);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: var(--transition);
        }
        .nav-links a:hover {
            background-color: var(--secondary-color);
            color: var(--white);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--white);
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: var(--white);
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background-color: var(--white);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        h1 {
            color: var(--primary-color);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--secondary-color);
            font-size: 2.2rem;
            margin: 2rem 0 1rem;
            padding-left: 10px;
            border-left: 5px solid var(--primary-color);
        }
        h3 {
            color: var(--primary-color);
            font-size: 1.8rem;
            margin: 1.5rem 0 0.8rem;
        }
        h4 {
            color: var(--text-color);
            font-size: 1.4rem;
            margin: 1rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            line-height: 1.9;
        }
        .highlight {
            background-color: #fffacd;
            padding: 1.5rem;
            border-left: 4px solid var(--accent-color);
            margin: 1.5rem 0;
            border-radius: 5px;
        }
        .emoji {
            font-size: 1.2rem;
            margin-right: 5px;
        }
        b {
            color: var(--secondary-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 2rem auto;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .content-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .content-links a {
            background-color: var(--light-bg);
            padding: 1rem;
            border-radius: 8px;
            text-decoration: none;
            color: var(--primary-color);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .content-links a:hover {
            background-color: var(--primary-color);
            color: var(--white);
            transform: translateY(-5px);
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #718096;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px dashed #cbd5e0;
        }
        .interactive-section {
            background-color: var(--light-bg);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .search-box, .comment-box, .rating-box {
            background-color: var(--white);
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        .search-box h3, .comment-box h3, .rating-box h3 {
            color: var(--primary-color);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem;
            border: 1px solid #cbd5e0;
            border-radius: 5px;
            font-size: 1rem;
            width: 100%;
        }
        button {
            background-color: var(--primary-color);
            color: var(--white);
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        button:hover {
            background-color: var(--secondary-color);
            transform: scale(1.05);
        }
        .stars {
            display: flex;
            gap: 5px;
            font-size: 1.5rem;
            color: #f6ad55;
            cursor: pointer;
        }
        footer {
            background-color: var(--dark-bg);
            color: var(--white);
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .friend-links {
            background-color: #4a5568;
            padding: 1.5rem;
            border-radius: 8px;
        }
        .friend-links h3 {
            color: var(--accent-color);
            margin-bottom: 1rem;
        }
        .friend-links ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .friend-links a {
            color: var(--white);
            text-decoration: none;
            padding: 0.5rem 1rem;
            background-color: #2d3748;
            border-radius: 5px;
            transition: var(--transition);
        }
        .friend-links a:hover {
            background-color: var(--accent-color);
            color: var(--dark-bg);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #cbd5e0;
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--primary-color);
                padding: 1rem;
                box-shadow: var(--shadow);
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            article {
                padding: 1.5rem;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
        }