:root {
            --primary-dark: #1a1f2e;
            --primary-rust: #cd412b;
            --primary-rust-light: #e05a44;
            --secondary-steel: #4a5568;
            --secondary-concrete: #a0aec0;
            --accent-warning: #ed8936;
            --accent-success: #38a169;
            --bg-light: #f7fafc;
            --bg-card: #ffffff;
            --text-primary: #2d3748;
            --text-secondary: #4a5568;
            --border-color: #e2e8f0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 8px 24px rgba(205, 65, 43, 0.12);
            --radius: 8px;
            --transition: all 0.25s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-light);
            overflow-x: hidden;
        }
        a {
            color: var(--primary-rust);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-rust-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--primary-dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--primary-rust);
        }
        .logo a:hover {
            color: var(--secondary-concrete);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: var(--secondary-concrete);
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: white;
        }
        .desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--primary-rust);
            border-radius: 2px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--primary-dark);
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            z-index: 999;
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .mobile-nav a {
            color: var(--secondary-concrete);
            display: block;
            padding: 0.8rem;
            border-radius: var(--radius);
            font-weight: 600;
        }
        .mobile-nav a:hover {
            background-color: rgba(255,255,255,0.05);
            color: white;
        }
        .breadcrumb {
            background-color: var(--bg-card);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--secondary-steel);
        }
        .breadcrumb a:hover {
            color: var(--primary-rust);
        }
        .breadcrumb i {
            margin: 0 0.5rem;
            color: var(--secondary-concrete);
            font-size: 0.8rem;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-card {
            background-color: var(--bg-card);
            border-radius: var(--radius);
            padding: 2.5rem;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .article-intro {
            margin-bottom: 3rem;
        }
        .article-title {
            font-size: 2.5rem;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            color: var(--primary-dark);
        }
        .article-meta {
            display: flex;
            gap: 1.5rem;
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        .meta-item i {
            margin-right: 0.5rem;
            color: var(--primary-rust);
        }
        .key-takeaway {
            background: linear-gradient(135deg, rgba(205,65,43,0.08) 0%, rgba(205,65,43,0.02) 100%);
            border-left: 4px solid var(--primary-rust);
            padding: 1.5rem;
            margin: 2.5rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .key-takeaway h3 {
            color: var(--primary-rust);
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .specs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .spec-card {
            background: white;
            border-radius: var(--radius);
            padding: 2rem;
            box-shadow: var(--shadow);
            border-top: 5px solid;
            transition: var(--transition);
        }
        .spec-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .spec-card.minimum {
            border-top-color: var(--accent-warning);
        }
        .spec-card.recommended {
            border-top-color: var(--accent-success);
        }
        .spec-card.ultra {
            border-top-color: #805ad5;
        }
        .spec-card h3 {
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .spec-badge {
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            color: white;
        }
        .badge-minimum {
            background-color: var(--accent-warning);
        }
        .badge-recommended {
            background-color: var(--accent-success);
        }
        .badge-ultra {
            background-color: #805ad5;
        }
        .spec-list {
            list-style: none;
        }
        .spec-list li {
            padding: 0.8rem 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
        }
        .spec-list li:last-child {
            border-bottom: none;
        }
        .spec-label {
            font-weight: 600;
            color: var(--text-primary);
        }
        .spec-value {
            color: var(--text-secondary);
            text-align: right;
        }
        .sidebar-widget {
            background-color: var(--bg-card);
            border-radius: var(--radius);
            padding: 1.8rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.8rem;
            border-bottom: 2px solid var(--border-color);
            color: var(--primary-dark);
        }
        .search-box {
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 1rem 1rem 1rem 3rem;
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--primary-rust);
            box-shadow: 0 0 0 3px rgba(205,65,43,0.1);
        }
        .search-box i {
            position: absolute;
            left: 1.2rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--secondary-concrete);
        }
        .rating-widget {
            text-align: center;
        }
        .average-rating {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-rust);
            margin-bottom: 0.5rem;
        }
        .stars {
            color: #fbbf24;
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        .rating-bar {
            display: flex;
            align-items: center;
            margin-bottom: 0.5rem;
            gap: 10px;
        }
        .bar-container {
            flex-grow: 1;
            height: 10px;
            background-color: var(--border-color);
            border-radius: 5px;
            overflow: hidden;
        }
        .bar-fill {
            height: 100%;
            background-color: var(--primary-rust);
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-group label {
            font-weight: 600;
            color: var(--text-primary);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 0.9rem;
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-rust);
            box-shadow: 0 0 0 3px rgba(205,65,43,0.1);
        }
        .btn {
            background-color: var(--primary-rust);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--radius);
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .btn:hover {
            background-color: var(--primary-rust-light);
            transform: translateY(-2px);
        }
        .btn i {
            font-size: 1.1rem;
        }
        .featured-image {
            margin: 2.5rem 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            margin-top: 0.8rem;
            font-size: 0.9rem;
        }
        .content-section {
            margin-bottom: 3rem;
        }
        .section-title {
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.8rem;
            border-bottom: 2px solid var(--border-color);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-title i {
            color: var(--primary-rust);
        }
        .internal-links {
            background-color: var(--bg-card);
            padding: 2.5rem;
            border-radius: var(--radius);
            margin: 3rem 0;
            box-shadow: var(--shadow);
        }
        .internal-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: var(--bg-light);
            padding: 1.2rem;
            border-radius: var(--radius);
            transition: var(--transition);
            border-left: 3px solid transparent;
        }
        .web-link:hover {
            border-left-color: var(--primary-rust);
            background-color: rgba(205,65,43,0.03);
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--text-primary);
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: var(--primary-rust);
        }
        .site-footer {
            background-color: var(--primary-dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
        }
        .footer-links h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .footer-links a {
            color: var(--secondary-concrete);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: var(--secondary-concrete);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .desktop-nav {
                display: none;
            }
            .article-title {
                font-size: 2rem;
            }
            .article-card {
                padding: 1.8rem;
            }
            .specs-grid {
                grid-template-columns: 1fr;
            }
            .internal-links-grid {
                grid-template-columns: 1fr;
            }
        }