:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --text-dark: #1f2937;
            --text-light: #6b7280;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--bg-light);
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--bg-white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a i {
            color: var(--secondary-color);
        }
        .main-nav ul {
            display: flex;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            color: var(--text-dark);
            padding: 8px 12px;
            border-radius: var(--radius);
        }
        .main-nav a:hover {
            background-color: var(--primary-color);
            color: white;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary-color);
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-light);
            border-bottom: 1px solid #e5e7eb;
        }
        .breadcrumb a:hover {
            color: var(--secondary-color);
        }
        .search-section {
            background: linear-gradient(135deg, var(--primary-color), #2563eb);
            padding: 40px 0;
            text-align: center;
            color: white;
            margin-bottom: 40px;
        }
        .search-section h2 {
            margin-bottom: 20px;
            font-size: 2rem;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #d97706;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: var(--bg-white);
            padding: 40px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 40px;
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .meta {
            display: flex;
            gap: 20px;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 20px;
        }
        .featured-image {
            margin: 30px 0;
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            margin-top: 10px;
        }
        .article-body h2 {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin: 30px 0 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--accent-color);
        }
        .article-body h3 {
            font-size: 1.4rem;
            color: var(--secondary-color);
            margin: 25px 0 12px;
        }
        .article-body p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .article-body strong {
            color: var(--primary-color);
            font-weight: 700;
        }
        .article-body em {
            color: var(--secondary-color);
        }
        .highlight-box {
            background-color: #fef3c7;
            border-left: 5px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .quote {
            font-size: 1.2rem;
            font-style: italic;
            color: var(--primary-color);
            text-align: center;
            padding: 30px;
            border-top: 2px solid var(--primary-color);
            border-bottom: 2px solid var(--primary-color);
            margin: 30px 0;
        }
        .internal-links {
            background-color: var(--bg-light);
            padding: 20px;
            border-radius: var(--radius);
            margin: 30px 0;
        }
        .internal-links h3 {
            margin-top: 0;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin-top: 15px;
        }
        .internal-links li a {
            display: block;
            padding: 12px 15px;
            background-color: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid #e5e7eb;
        }
        .internal-links li a:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .sidebar-widget {
            background-color: var(--bg-white);
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-color);
        }
        .rating-widget .stars {
            display: flex;
            gap: 5px;
            margin-bottom: 15px;
        }
        .stars i {
            color: #ffd700;
            font-size: 1.2rem;
            cursor: pointer;
        }
        .rating-form input,
        .rating-form textarea,
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 12px 15px;
            margin-bottom: 15px;
            border: 1px solid #d1d5db;
            border-radius: var(--radius);
            font-family: inherit;
        }
        .rating-form button,
        .comment-form button {
            width: 100%;
            padding: 12px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-form button:hover,
        .comment-form button:hover {
            background-color: #1e40af;
        }
        .footer-links {
            background-color: var(--bg-white);
            padding: 40px 0;
            margin-top: 40px;
            border-top: 1px solid #e5e7eb;
        }
        .web-link {
            display: inline-block;
            margin: 10px 15px;
            padding: 12px 20px;
            background-color: var(--bg-light);
            border-radius: 50px;
            font-weight: 600;
            color: var(--text-dark);
            border: 1px solid transparent;
        }
        .web-link:hover {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
            transform: scale(1.05);
        }
        .links-container {
            text-align: center;
        }
        .site-footer {
            background-color: var(--primary-color);
            color: white;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-nav ul {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 25px;
            margin-bottom: 30px;
        }
        .footer-nav a {
            color: #dbeafe;
        }
        .footer-nav a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            font-size: 0.9rem;
            color: #93c5fd;
            padding-top: 20px;
            border-top: 1px solid #374151;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--bg-white);
                box-shadow: var(--shadow);
                padding: 20px;
                transform: translateY(-150%);
                opacity: 0;
                transition: var(--transition);
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 15px;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                width: 100%;
                border-radius: var(--radius);
            }
            .search-form input {
                margin-bottom: 10px;
            }
            .article-content {
                padding: 25px;
            }
        }