:root {
            --primary: #1e3a8a; 
            --secondary: #dc2626; 
            --accent: #f59e0b; 
            --light: #f8fafc;
            --dark: #0f172a;
            --gray: #64748b;
            --transition: all 0.3s ease;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: var(--light);
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--primary);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a:hover {
            color: var(--accent);
        }
        .logo i {
            color: var(--accent);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: var(--accent);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background-color: var(--dark);
            padding: 1rem;
            border-radius: 0 0 var(--radius) var(--radius);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 1rem;
        }
        .mobile-nav a {
            color: white;
            display: block;
            padding: 0.75rem;
            border-radius: var(--radius);
        }
        .mobile-nav a:hover {
            background-color: var(--primary);
        }
        .breadcrumb {
            background-color: #e2e8f0;
            padding: 0.75rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 2px solid #e2e8f0;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .meta {
            display: flex;
            gap: 1.5rem;
            color: var(--gray);
            font-size: 0.95rem;
        }
        .meta i {
            margin-right: 0.5rem;
            color: var(--accent);
        }
        .content-section {
            margin-bottom: 3rem;
        }
        .content-section h2 {
            font-size: 2rem;
            color: var(--secondary);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed #cbd5e1;
        }
        .content-section h3 {
            font-size: 1.6rem;
            color: var(--primary);
            margin: 1.8rem 0 1rem;
        }
        .content-section p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
            border-left: 5px solid var(--primary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .highlight-box h4 {
            color: var(--primary);
            margin-bottom: 0.5rem;
            font-size: 1.2rem;
        }
        .featured-image {
            width: 100%;
            margin: 2rem 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            padding: 0.75rem;
            background-color: #f8fafc;
            font-size: 0.9rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
            font-size: 1.4rem;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex-grow: 1;
            padding: 0.85rem;
            border: 1px solid #cbd5e1;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
        }
        .search-box button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: var(--secondary);
        }
        .rating-form,
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #d1d5db;
            cursor: pointer;
            margin-bottom: 0.5rem;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: var(--accent);
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-group label {
            font-weight: 600;
            color: var(--dark);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 0.85rem;
            border: 1px solid #cbd5e1;
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 1rem 1.5rem;
            border-radius: var(--radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .submit-btn:hover {
            background-color: var(--secondary);
            transform: translateY(-2px);
        }
        .internal-links {
            background: white;
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 2rem 0;
        }
        .internal-links h2 {
            color: var(--primary);
            margin-bottom: 1.5rem;
            text-align: center;
            font-size: 1.8rem;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.2rem;
        }
        .web-link {
            background: #f8fafc;
            padding: 1.2rem;
            border-radius: var(--radius);
            border: 1px solid #e2e8f0;
            transition: var(--transition);
        }
        .web-link:hover {
            background: #f0f9ff;
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .web-link a {
            font-weight: 600;
            display: block;
            color: var(--dark);
        }
        .web-link a:hover {
            color: var(--primary);
        }
        .site-footer {
            background-color: var(--dark);
            color: #cbd5e1;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        @media (max-width: 768px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        .footer-col h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
            position: relative;
            padding-bottom: 0.75rem;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 3px;
            background-color: var(--accent);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.85rem;
        }
        .footer-links a {
            color: #94a3b8;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .text-bold {
            font-weight: 700;
        }
        .text-accent {
            color: var(--accent);
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .meta {
                flex-direction: column;
                gap: 0.5rem;
            }
            .content-section h2 {
                font-size: 1.7rem;
            }
            .content-section h3 {
                font-size: 1.4rem;
            }
        }