* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a237e;
            --secondary-color: #ff5722;
            --accent-color: #4caf50;
            --text-color: #333;
            --light-bg: #f5f5f5;
            --dark-bg: #0d1530;
            --card-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: #fff;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-color), var(--dark-bg));
            color: white;
            padding: 1.5rem 0;
            margin-bottom: 2rem;
            border-radius: 0 0 10px 10px;
            box-shadow: var(--card-shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            padding: 0 1rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--secondary-color);
            font-size: 2.2rem;
        }
        .my-logo span {
            background: linear-gradient(to right, #ff9800, #ff5722);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .main-nav {
            display: flex;
            gap: 1.5rem;
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: var(--transition);
        }
        .nav-link:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 1rem 1.5rem;
            border-radius: 8px;
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-container {
            background-color: var(--light-bg);
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.8rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: var(--secondary-color);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin-bottom: 3rem;
        }
        .main-content {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--card-shadow);
        }
        .sidebar {
            background-color: var(--light-bg);
            padding: 1.5rem;
            border-radius: 10px;
            height: fit-content;
        }
        article {
            text-align: justify;
        }
        h1 {
            color: var(--primary-color);
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.3;
            border-bottom: 3px solid var(--secondary-color);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--primary-color);
            font-size: 1.8rem;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
        }
        h3 {
            color: var(--dark-bg);
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #555;
            font-size: 1.2rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fff8e1;
            border-left: 4px solid var(--secondary-color);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .stats-box {
            background: linear-gradient(to right, var(--primary-color), #283593);
            color: white;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        .stats-box h3 {
            color: white;
            margin-top: 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 1.5rem 0;
            box-shadow: var(--card-shadow);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -1rem;
            margin-bottom: 1.5rem;
        }
        .internal-link {
            color: var(--primary-color);
            font-weight: 600;
            text-decoration: none;
            border-bottom: 1px dashed var(--primary-color);
        }
        .internal-link:hover {
            color: var(--secondary-color);
            border-bottom-style: solid;
        }
        .rating-section, .comments-section {
            background-color: var(--light-bg);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 600px;
            margin-top: 1.5rem;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            margin-bottom: 1rem;
        }
        .star-rating i {
            color: #ddd;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating i:hover, .star-rating i.active {
            color: #ffc107;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            align-self: flex-start;
        }
        .submit-btn:hover {
            background-color: #388e3c;
            transform: translateY(-2px);
        }
        .site-footer {
            background-color: var(--dark-bg);
            color: white;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
            border-radius: 10px 10px 0 0;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            padding: 0 1.5rem;
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        friend-link {
            display: inline-block;
            background-color: rgba(255, 255, 255, 0.1);
            padding: 0.5rem 1rem;
            border-radius: 5px;
            margin: 0.3rem;
            color: #ccc;
        }
        friend-link a {
            color: #4fc3f7;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .last-updated {
            background-color: #e8f5e9;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            margin: 1.5rem 0;
            display: inline-block;
            font-weight: 600;
            color: #2e7d32;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 1rem;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: flex;
            }
            .nav-link {
                padding: 0.8rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 5px;
                margin-bottom: 0.5rem;
            }
            .search-btn {
                border-radius: 5px;
                padding: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .main-content, .sidebar, .search-container, .rating-section, .comments-section {
                padding: 1.5rem 1rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            .site-header, .sidebar, .search-container, .rating-section, .comments-section, .site-footer {
                display: none;
            }
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            body {
                max-width: 100%;
            }
        }