* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #E10600; 
            --secondary: #1F1F1F; 
            --accent: #00D2BE; 
            --light: #F4F4F4;
            --dark: #15151E;
            --text: #333333;
            --text-light: #767676;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #fff;
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.5rem;
        }
        hr {
            border: none;
            height: 2px;
            background: linear-gradient(to right, transparent, var(--primary), transparent);
            margin: 3rem 0;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mb-3 { margin-bottom: 3rem; }
        .mt-1 { margin-top: 1rem; }
        .mt-2 { margin-top: 2rem; }
        .mt-3 { margin-top: 3rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }
        .bold { font-weight: 700; }
        .highlight {
            background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
        }
        .site-header {
            background-color: var(--dark);
            color: var(--light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .my-logo span {
            color: var(--light);
        }
        .search-form {
            display: flex;
            flex-grow: 0.4;
            max-width: 400px;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.8rem 1rem;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            background-color: #2a2a35;
            color: var(--light);
        }
        .search-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #ff2a23;
        }
        .nav-container {
            background-color: var(--secondary);
        }
        .main-nav {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
        }
        .nav-link {
            color: #ccc;
            padding: 1rem 1.5rem;
            display: inline-block;
            text-transform: uppercase;
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .nav-link:hover,
        .nav-link.active {
            color: white;
            background-color: rgba(225, 6, 0, 0.2);
            border-bottom: 3px solid var(--primary);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #f9f9f9;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 0.5rem;
        }
        .hero {
            background: linear-gradient(rgba(21, 21, 30, 0.85), rgba(21, 21, 30, 0.9)), url('https://images.unsplash.com/photo-1562157873-818bc0726f68?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 4rem 0;
            text-align: center;
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1rem;
            line-height: 1.2;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            color: #ddd;
        }
        .update-time {
            display: inline-block;
            background-color: rgba(0, 210, 190, 0.2);
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            font-size: 0.9rem;
            color: var(--accent);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        h1, h2, h3, h4 {
            color: var(--secondary);
            font-weight: 700;
            line-height: 1.3;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        h1 { font-size: 3.2rem; margin-top: 0; }
        h2 { font-size: 2.2rem; border-left: 5px solid var(--primary); padding-left: 1rem; }
        h3 { font-size: 1.8rem; color: var(--primary); }
        h4 { font-size: 1.4rem; color: var(--dark); }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .intro {
            font-size: 1.3rem;
            line-height: 1.8;
            color: var(--text);
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--accent);
            margin-bottom: 2.5rem;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--secondary);
        }
        blockquote {
            font-style: italic;
            color: var(--text-light);
            border-left: 4px solid var(--accent);
            padding: 1rem 1.5rem;
            margin: 2rem 0;
            background-color: #f9f9f9;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .article-image {
            margin: 2.5rem auto;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            max-width: 900px;
        }
        .article-image figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-light);
            padding: 0.8rem;
            background-color: #f5f5f5;
        }
        .content-link {
            font-weight: 600;
            border-bottom: 1px dashed var(--primary);
        }
        .content-link:hover {
            border-bottom: 1px solid var(--accent);
        }
        .sidebar {
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-title {
            font-size: 1.3rem;
            color: var(--secondary);
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
            border-bottom: 2px solid var(--primary);
        }
        .related-links a {
            display: block;
            padding: 0.8rem 1rem;
            margin-bottom: 0.8rem;
            background-color: white;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--secondary);
            transition: var(--transition);
        }
        .related-links a:hover {
            border-left-color: var(--primary);
            transform: translateX(5px);
            background-color: #fff;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
        }
        .interactive-section {
            background-color: #f8f9fa;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            margin: 3rem 0;
            border: 1px solid #eaeaea;
        }
        .rating-form, .comment-form {
            margin-top: 2rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--secondary);
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0, 210, 190, 0.2);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: #c10500;
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(225, 6, 0, 0.3);
        }
        .site-footer {
            background-color: var(--dark);
            color: #aaa;
            padding: 4rem 0 2rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-logo {
            font-size: 2rem;
            color: var(--primary);
            font-weight: 900;
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            color: white;
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #aaa;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            padding: 1rem;
            background-color: #2a2a35;
            border-radius: var(--border-radius);
            margin-bottom: 1rem;
            text-align: center;
        }
        friend-link a {
            color: var(--accent);
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #777;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .search-form {
                order: 3;
                margin-top: 1rem;
                flex-grow: 1;
                max-width: 100%;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--secondary);
            }
            .main-nav.active {
                display: flex;
            }
            .nav-link {
                padding: 1rem;
                border-bottom: 1px solid #333;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            h1 { font-size: 2.5rem; }
            h2 { font-size: 1.9rem; }
            h3 { font-size: 1.6rem; }
            .article-content, .sidebar {
                padding: 1.5rem;
            }
            .interactive-section {
                padding: 1.5rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease-out;
        }
        .pulse {
            display: inline-block;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        .hover-lift {
            transition: var(--transition);
        }
        .hover-lift:hover {
            transform: translateY(-5px);
        }