:root {
            --primary-red: #e10600;
            --dark-bg: #0a0a0f;
            --medium-bg: #15151f;
            --light-bg: #1f1f2d;
            --text-primary: #f0f0f0;
            --text-secondary: #b0b0c0;
            --accent-yellow: #ffb400;
            --accent-blue: #00a8ff;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --border-radius: 8px;
            --transition: all 0.3s ease;
        }
        * {
            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(--text-primary);
            background-color: var(--dark-bg);
            overflow-x: hidden;
        }
        a {
            color: var(--accent-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-yellow);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background-color: var(--medium-bg);
            border-bottom: 3px solid var(--primary-red);
            padding: var(--spacing-sm) 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Formula1', Arial, sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--text-primary);
            text-transform: uppercase;
            letter-spacing: -1px;
        }
        .my-logo span {
            color: var(--primary-red);
        }
        .my-logo:hover {
            color: var(--accent-yellow);
        }
        .breadcrumb {
            padding: var(--spacing-sm) 0;
            background-color: var(--light-bg);
            font-size: 0.9rem;
            margin-bottom: var(--spacing-md);
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent-blue);
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: var(--spacing-md);
        }
        .nav-links a {
            color: var(--text-primary);
            font-weight: 600;
            padding: 0.5rem 0.2rem;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary-red);
            border-bottom-color: var(--primary-red);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .search-box {
            margin-left: var(--spacing-md);
            position: relative;
        }
        .search-box input {
            padding: 0.5rem 2.5rem 0.5rem 1rem;
            border: 1px solid #444;
            border-radius: 20px;
            background-color: var(--light-bg);
            color: var(--text-primary);
            width: 200px;
            transition: var(--transition);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--accent-blue);
            width: 250px;
        }
        .search-box button {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
            margin: var(--spacing-lg) auto;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: var(--medium-bg);
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-red);
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
            border-left: 5px solid var(--accent-yellow);
            padding-left: var(--spacing-sm);
        }
        h2 {
            font-size: 2rem;
            color: var(--accent-yellow);
            margin: var(--spacing-lg) 0 var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--light-bg);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--text-primary);
            margin: var(--spacing-md) 0 var(--spacing-xs);
        }
        h4 {
            font-size: 1.3rem;
            color: var(--text-secondary);
            margin: var(--spacing-sm) 0 var(--spacing-xs);
        }
        .article-intro {
            font-size: 1.2rem;
            color: var(--text-secondary);
            background: linear-gradient(90deg, var(--light-bg), transparent);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-lg);
            border-left: 4px solid var(--accent-blue);
        }
        .article-body p {
            margin-bottom: 1.2rem;
            text-align: justify;
            hyphens: auto;
        }
        .article-body strong {
            color: var(--accent-yellow);
            font-weight: 700;
        }
        .article-body em {
            color: var(--text-secondary);
            font-style: italic;
        }
        .info-box {
            background-color: var(--light-bg);
            border-left: 5px solid var(--primary-red);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .info-box h4 {
            color: var(--primary-red);
            margin-top: 0;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            margin: var(--spacing-md) auto;
            display: block;
            border-radius: var(--border-radius);
            border: 2px solid var(--light-bg);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.01);
            border-color: var(--accent-blue);
        }
        aside {
            background-color: var(--medium-bg);
            border-radius: var(--border-radius);
            padding: var(--spacing-md);
            align-self: start;
            position: sticky;
            top: 120px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }
        .sidebar-widget {
            margin-bottom: var(--spacing-lg);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: var(--accent-yellow);
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--light-bg);
            margin-bottom: var(--spacing-sm);
        }
        .related-links {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            position: relative;
        }
        .related-links li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--primary-red);
        }
        .user-feedback {
            background-color: var(--medium-bg);
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            margin-top: var(--spacing-lg);
        }
        .feedback-form {
            display: grid;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-md);
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 0.8rem;
            border: 1px solid #444;
            border-radius: var(--border-radius);
            background-color: var(--light-bg);
            color: var(--text-primary);
            font-family: inherit;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 2px rgba(0, 168, 255, 0.2);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
            font-size: 1.8rem;
            color: var(--text-secondary);
            cursor: pointer;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: var(--accent-yellow);
        }
        .btn {
            padding: 0.8rem 1.5rem;
            background: linear-gradient(135deg, var(--primary-red), #c10500);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            align-self: start;
        }
        .btn:hover {
            background: linear-gradient(135deg, #ff1a00, var(--primary-red));
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(225, 6, 0, 0.3);
        }
        .site-footer {
            background-color: var(--medium-bg);
            border-top: 3px solid var(--primary-red);
            padding: var(--spacing-lg) 0;
            margin-top: var(--spacing-lg);
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: var(--spacing-lg);
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: var(--accent-yellow);
            margin-bottom: var(--spacing-sm);
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
            color: var(--text-secondary);
        }
        friend-link a {
            color: inherit;
        }
        friend-link a:hover {
            color: var(--accent-blue);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-lg);
            margin-top: var(--spacing-lg);
            border-top: 1px solid var(--light-bg);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-top: var(--spacing-md);
            padding-top: var(--spacing-sm);
            border-top: 1px dashed var(--light-bg);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background-color: var(--medium-bg);
                width: 80%;
                max-width: 300px;
                height: calc(100vh - 80px);
                padding: var(--spacing-lg);
                transition: var(--transition);
                box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
                z-index: 999;
            }
            .nav-links.active {
                right: 0;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
            .header-content {
                flex-wrap: wrap;
            }
            .search-box {
                order: 3;
                width: 100%;
                margin: var(--spacing-sm) 0 0;
            }
            .search-box input {
                width: 100%;
            }
            .search-box input:focus {
                width: 100%;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .content-wrapper {
                gap: var(--spacing-md);
            }
            article, aside {
                padding: var(--spacing-md);
            }
        }
        @media print {
            .site-header,
            .breadcrumb,
            .main-nav,
            .search-box,
            aside,
            .user-feedback,
            .site-footer {
                display: none;
            }
            body {
                background: white;
                color: black;
                font-size: 12pt;
            }
            .container {
                max-width: 100%;
                padding: 0;
            }
            article {
                box-shadow: none;
                padding: 0;
            }
            a {
                color: black;
                text-decoration: underline;
            }
            h1, h2, h3, h4 {
                color: black;
            }
        }