:root {
            --primary: #e53935;
            --primary-dark: #b71c1c;
            --secondary: #1e3a8a;
            --dark: #0f172a;
            --light: #f8fafc;
            --gray: #64748b;
            --gray-light: #e2e8f0;
            --transition: all 0.3s ease;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            --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: 1.6;
            color: var(--dark);
            background-color: var(--light);
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--dark);
            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;
        }
        .logo a {
            color: white;
            font-size: 1.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--primary);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: var(--gray-light);
            font-weight: 500;
        }
        .nav-desktop a:hover {
            color: white;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            padding: 1rem;
            transform: translateY(-100%);
            opacity: 0;
            transition: var(--transition);
            z-index: 999;
            box-shadow: var(--shadow);
        }
        .nav-mobile.active {
            transform: translateY(0);
            opacity: 1;
        }
        .nav-mobile a {
            display: block;
            color: var(--gray-light);
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .nav-mobile a:hover {
            color: white;
            padding-left: 10px;
        }
        .breadcrumb {
            background-color: var(--gray-light);
            padding: 1rem 0;
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb span {
            color: var(--primary);
            font-weight: 500;
        }
        main {
            padding: 2rem 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        h1 {
            color: var(--secondary);
            font-size: 2.8rem;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
        }
        .meta {
            color: var(--gray);
            font-style: italic;
            margin-bottom: 2rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            color: var(--secondary);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--gray-light);
        }
        .article-content h3 {
            color: var(--dark);
            margin: 2rem 0 1rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary-dark);
            font-weight: 700;
        }
        .article-content em {
            color: var(--secondary);
            font-style: italic;
        }
        .highlight-box {
            background-color: #e3f2fd;
            border-left: 4px solid var(--secondary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 0 auto 1rem;
        }
        .image-caption {
            color: var(--gray);
            font-style: italic;
            font-size: 0.95rem;
        }
        .sidebar {
            background-color: white;
            padding: 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            color: var(--secondary);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--gray-light);
        }
        .widget {
            margin-bottom: 2rem;
        }
        .search-box {
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 0.75rem 1rem;
            border: 2px solid var(--gray-light);
            border-radius: var(--radius);
            font-size: 1rem;
        }
        .search-box button {
            position: absolute;
            right: 5px;
            top: 50%;
            transform: translateY(-50%);
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: var(--radius);
            padding: 0.5rem 1rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: var(--primary-dark);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.5rem;
            color: var(--gray-light);
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .rating-form button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius);
            cursor: pointer;
            width: 100%;
            transition: var(--transition);
        }
        .rating-form button:hover {
            background-color: #162f6d;
        }
        .comments-section {
            background-color: white;
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-top: 3rem;
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid var(--gray-light);
            border-radius: var(--radius);
            margin-bottom: 1rem;
            font-family: inherit;
            resize: vertical;
            min-height: 120px;
        }
        .comment-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--radius);
            cursor: pointer;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background-color: var(--primary-dark);
        }
        .comment-list {
            margin-top: 2rem;
        }
        .comment {
            background-color: var(--gray-light);
            padding: 1rem;
            border-radius: var(--radius);
            margin-bottom: 1rem;
        }
        .comment-author {
            font-weight: bold;
            color: var(--secondary);
        }
        .footer-links {
            background-color: var(--dark);
            padding: 3rem 0;
            margin-top: 4rem;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .web-link {
            background-color: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateY(-5px);
        }
        .web-link a {
            color: var(--gray-light);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link:hover a {
            color: white;
        }
        footer {
            background-color: #0a0a0a;
            color: var(--gray-light);
            padding: 2rem 0;
            text-align: center;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        @media (max-width: 768px) {
            .footer-content {
                flex-direction: column;
            }
        }
        .social-links {
            display: flex;
            gap: 1rem;
        }
        .social-links a {
            color: var(--gray-light);
            font-size: 1.2rem;
        }
        .social-links a:hover {
            color: white;
        }
        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius);
            font-weight: 500;
            transition: var(--transition);
        }
        .btn:hover {
            background-color: var(--primary-dark);
            color: white;
            transform: translateY(-3px);
        }
        .tag {
            display: inline-block;
            background-color: var(--gray-light);
            color: var(--dark);
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }