:root {
            --primary-color: #c72e2e;
            --secondary-color: #2c3e50;
            --accent-color: #f1c40f;
            --light-color: #ecf0f1;
            --dark-color: #1a1a1a;
            --text-color: #333;
            --text-light: #666;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --max-width: 1200px;
        }
        * {
            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-color);
            background-color: #f9f9f9;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--secondary-color);
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo a {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2rem;
            color: var(--accent-color);
            text-decoration: none;
            letter-spacing: 1px;
            text-transform: uppercase;
            background: linear-gradient(90deg, #c72e2e, #f1c40f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .my-logo span {
            color: var(--light-color);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        nav a {
            color: var(--light-color);
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            padding: 8px 5px;
            transition: var(--transition);
            border-bottom: 2px solid transparent;
        }
        nav a:hover, nav a.active {
            color: var(--accent-color);
            border-bottom-color: var(--accent-color);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 0;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 8px;
        }
        main {
            padding: 40px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article {
            background: white;
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary-color);
            font-size: 2.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 15px;
        }
        h2 {
            color: var(--secondary-color);
            font-size: 1.8rem;
            margin: 35px 0 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        h3 {
            color: var(--secondary-color);
            font-size: 1.4rem;
            margin: 25px 0 10px;
        }
        h4 {
            color: var(--text-light);
            font-size: 1.1rem;
            margin: 20px 0 8px;
            font-weight: 600;
        }
        p {
            margin-bottom: 18px;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--secondary-color);
            background-color: #f8f9fa;
            padding: 20px;
            border-left: 4px solid var(--accent-color);
            margin-bottom: 30px;
        }
        img.featured {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 25px 0;
            box-shadow: 0 6px 16px rgba(0,0,0,0.1);
            border: 1px solid #ddd;
        }
        .highlight-box {
            background: linear-gradient(135deg, #fff8e1, #ffecb3);
            border-left: 5px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        blockquote {
            font-style: italic;
            color: var(--text-light);
            border-left: 4px solid var(--primary-color);
            padding-left: 20px;
            margin: 25px 0;
        }
        .link-list {
            background-color: #f0f7ff;
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 25px 0;
        }
        .link-list h3 {
            margin-top: 0;
            color: var(--primary-color);
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 10px;
        }
        .link-list li {
            padding: 8px 0;
            border-bottom: 1px dashed #ccc;
        }
        .link-list a {
            color: var(--secondary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        .link-list a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }
        .update-time {
            font-size: 0.9rem;
            color: var(--text-light);
            background-color: #f5f5f5;
            padding: 10px;
            border-radius: 4px;
            text-align: center;
            margin-top: 40px;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 20px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            font-size: 1.3rem;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .search-form input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 1rem;
            margin-bottom: 10px;
        }
        .search-form button {
            width: 100%;
            padding: 12px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #a02525;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 15px 0;
            font-size: 1.8rem;
            color: #ddd;
        }
        .stars .active {
            color: #ffc107;
        }
        .rating-form input, .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 10px;
            margin-bottom: 12px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        .rating-form button, .comment-form button {
            padding: 12px 20px;
            background-color: var(--secondary-color);
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }
        .rating-form button:hover, .comment-form button:hover {
            background-color: #1c2b3a;
        }
        footer {
            background-color: var(--secondary-color);
            color: var(--light-color);
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h4 {
            color: var(--accent-color);
            font-size: 1.2rem;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            margin-bottom: 10px;
        }
        friend-link a {
            color: #bdc3c7;
            text-decoration: none;
            transition: var(--transition);
        }
        friend-link a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #3a506b;
            font-size: 0.9rem;
            color: #95a5a6;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .mobile-toggle {
                display: block;
            }
            nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            nav.active {
                max-height: 300px;
                margin-top: 15px;
            }
            nav ul {
                flex-direction: column;
                gap: 0;
            }
            nav li {
                width: 100%;
                border-bottom: 1px solid #3a506b;
            }
            nav a {
                display: block;
                padding: 12px 0;
            }
            .link-list ul {
                grid-template-columns: 1fr;
            }
        }