* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #c62828; 
            --primary-dark: #8e0000;
            --secondary: #212121; 
            --accent: #ffd740; 
            --light: #f5f5f5;
            --dark: #121212;
            --text: #333;
            --text-light: #666;
            --border: #ddd;
            --success: #2e7d32;
            --warning: #f57c00;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --container-width: 1200px;
        }
        body {
            background-color: #f9f9f9;
            color: var(--text);
            line-height: 1.7;
            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: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 1rem;
            color: var(--secondary);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            border-bottom: 3px solid var(--accent);
            padding-bottom: 10px;
            margin-top: 1.5rem;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 2.5rem;
            background: linear-gradient(90deg, var(--primary), transparent);
            padding: 10px 15px;
            border-left: 5px solid var(--accent);
        }
        h3 {
            font-size: 1.8rem;
            margin-top: 2rem;
            color: var(--primary-dark);
            padding-left: 10px;
            border-left: 4px solid var(--primary);
        }
        h4 {
            font-size: 1.4rem;
            margin-top: 1.5rem;
            color: var(--secondary);
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--text-light);
            margin-bottom: 2rem;
            padding: 15px;
            background-color: rgba(198, 40, 40, 0.05);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary);
        }
        .highlight {
            background-color: rgba(255, 215, 64, 0.2);
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .site-header {
            background-color: var(--dark);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: white;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
        }
        .my-logo span:first-child {
            color: var(--primary);
        }
        .my-logo span:last-child {
            color: var(--accent);
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        .main-nav {
            display: flex;
            gap: 30px;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--accent);
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 15px 0;
            margin-bottom: 30px;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 10px;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        .main-content {
            background-color: white;
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            border-bottom: 1px solid var(--border);
            margin-bottom: 30px;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .update-time {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--success);
            font-weight: 600;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image figcaption {
            padding: 10px;
            background-color: var(--light);
            font-style: italic;
            text-align: center;
            color: var(--text-light);
        }
        .content-section {
            margin-bottom: 40px;
        }
        .info-box {
            background-color: rgba(198, 40, 40, 0.05);
            border-left: 5px solid var(--primary);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .info-box.warning {
            background-color: rgba(245, 124, 0, 0.05);
            border-left-color: var(--warning);
        }
        .info-box.success {
            background-color: rgba(46, 125, 50, 0.05);
            border-left-color: var(--success);
        }
        .info-box h4 {
            margin-top: 0;
            color: inherit;
        }
        .tip {
            display: flex;
            gap: 15px;
            align-items: flex-start;
            padding: 15px;
            background-color: rgba(255, 215, 64, 0.1);
            border-radius: var(--border-radius);
            margin: 20px 0;
        }
        .tip-icon {
            color: var(--accent);
            font-size: 1.5rem;
            flex-shrink: 0;
            margin-top: 5px;
        }
        .widget {
            background-color: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .widget h3 {
            font-size: 1.5rem;
            margin-top: 0;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--light);
        }
        .search-widget form {
            display: flex;
        }
        .search-widget input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 1px solid var(--border);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-widget button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-widget button:hover {
            background-color: var(--primary-dark);
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed var(--border);
        }
        .related-links li:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        .related-links a {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links a:hover {
            color: var(--primary-dark);
        }
        .related-links i {
            color: var(--primary);
        }
        .comment-form, .rating-form {
            margin-top: 40px;
            padding: 30px;
            background-color: var(--light);
            border-radius: var(--border-radius);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border);
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.1);
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            direction: rtl;
            font-size: 1.8rem;
            margin: 10px 0;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            color: #ccc;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars label:hover,
        .rating-stars label:hover ~ label,
        .rating-stars input:checked ~ label {
            color: var(--accent);
        }
        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            padding: 12px 30px;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
        }
        .btn-block {
            display: block;
            width: 100%;
        }
        .site-footer {
            background-color: var(--dark);
            color: white;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-widget h3 {
            color: white;
            font-size: 1.4rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.1);
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .friend-link {
            display: block;
            padding: 10px 15px;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .friend-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.9rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .mobile-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                margin-top: 20px;
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav a {
                padding: 15px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .main-content {
                padding: 20px;
            }
        }
        @media (max-width: 576px) {
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .btn {
                padding: 10px 20px;
            }
        }