* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #2c3e50;
            --secondary-color: #e74c3c;
            --accent-color: #f39c12;
            --light-color: #ecf0f1;
            --dark-color: #2c3e50;
            --text-color: #333;
            --text-light: #666;
            --border-color: #ddd;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #f9f9f9;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--primary-color);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        .logo i {
            color: var(--accent-color);
            margin-right: 10px;
        }
        .logo-text {
            font-family: 'Georgia', serif;
            position: relative;
        }
        .logo-text::after {
            content: "🔺";
            position: absolute;
            top: -5px;
            right: -25px;
            font-size: 1.2rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 25px;
        }
        .nav-links a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            padding: 5px 0;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--accent-color);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-color);
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--secondary-color);
            text-decoration: underline;
        }
        main {
            padding: 30px 0;
            background-color: white;
        }
        .article-header {
            margin-bottom: 30px;
            border-bottom: 2px solid var(--accent-color);
            padding-bottom: 20px;
        }
        h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            align-items: center;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 15px;
        }
        .article-meta span {
            margin-right: 20px;
            display: flex;
            align-items: center;
        }
        .article-meta i {
            margin-right: 5px;
        }
        .search-section {
            background-color: var(--light-color);
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid var(--border-color);
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .search-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        .search-button:hover {
            background-color: var(--secondary-color);
        }
        .content-section {
            margin-bottom: 40px;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }
        h2::after {
            content: "";
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100px;
            height: 3px;
            background-color: var(--accent-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--dark-color);
            margin: 25px 0 15px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
            line-height: 1.8;
        }
        .highlight {
            background-color: rgba(243, 156, 18, 0.1);
            border-left: 4px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .tip-box {
            background-color: #e8f4fd;
            border: 1px solid #b6d9f8;
            border-radius: 8px;
            padding: 20px;
            margin: 25px 0;
            position: relative;
        }
        .tip-box::before {
            content: "💡";
            position: absolute;
            top: -15px;
            left: -15px;
            font-size: 1.8rem;
            background-color: white;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid #b6d9f8;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .article-image {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.01);
        }
        .image-caption {
            font-style: italic;
            color: var(--text-light);
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background-color: var(--light-color);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--secondary-color);
            margin-bottom: 10px;
        }
        .interaction-section {
            background-color: #f5f7fa;
            padding: 30px;
            border-radius: 8px;
            margin: 40px 0;
            border: 1px solid var(--border-color);
        }
        .rating-form, .comment-form {
            margin-top: 20px;
        }
        .star-rating {
            direction: rtl;
            display: inline-block;
            margin-bottom: 15px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
            margin: 0 2px;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #f39c12;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--primary-color);
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 500;
            transition: var(--transition);
            font-size: 1rem;
        }
        .submit-button:hover {
            background-color: var(--secondary-color);
        }
        .footer-links {
            background-color: #2a2a2a;
            padding: 40px 0 20px;
            color: #ddd;
        }
        .web-link {
            display: inline-block;
            margin: 0 15px 20px 0;
            padding: 8px 15px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            transition: var(--transition);
        }
        .web-link a {
            color: #ddd;
            text-decoration: none;
        }
        .web-link:hover {
            background-color: rgba(243, 156, 18, 0.3);
            transform: translateY(-3px);
        }
        footer {
            background-color: var(--primary-color);
            color: white;
            padding: 30px 0;
            text-align: center;
        }
        .copyright {
            margin-top: 20px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }
        @media (max-width: 992px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .header-container {
                padding: 15px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--primary-color);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                box-shadow: var(--shadow);
                transform: translateY(-100%);
                opacity: 0;
                transition: var(--transition);
                z-index: 999;
            }
            .nav-links.active {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-links li {
                margin: 15px 0;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
            }
            .article-meta span {
                margin-bottom: 10px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 4px;
                margin-bottom: 10px;
            }
            .search-button {
                border-radius: 4px;
                padding: 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .logo {
                font-size: 1.5rem;
            }
            .interaction-section {
                padding: 20px;
            }
        }
        @media print {
            header, .search-section, .interaction-section, .footer-links, footer {
                display: none;
            }
            body {
                background-color: white;
                color: black;
                font-size: 12pt;
            }
            h1, h2, h3 {
                color: black;
            }
            .container {
                max-width: 100%;
                padding: 0;
            }
        }