* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #e10600;
            --secondary: #1a1a1a;
            --accent: #0066cc;
            --light: #f5f5f5;
            --dark: #121212;
            --gray: #666;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --border-radius: 8px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(26, 26, 26, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2rem;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.05);
            color: #ff3333;
        }
        .my-logo i {
            font-size: 2.2rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .nav-links a {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: var(--border-radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            background: var(--primary);
            color: white;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }
        .nav-links a:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: none;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--light);
            margin: 3px 0;
            transition: var(--transition);
            border-radius: 3px;
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(255,255,255,0.05);
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--light);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 10px;
            font-size: 0.8rem;
            color: var(--gray);
        }
        main {
            background: rgba(255,255,255,0.98);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 20px auto;
            padding: 40px;
            position: relative;
            overflow: hidden;
        }
        main::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
        h1, h2, h3, h4 {
            color: var(--secondary);
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            border-bottom: 3px solid var(--primary);
            padding-bottom: 15px;
            margin-bottom: 30px;
            text-align: center;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--accent);
            margin-top: 40px;
            padding-left: 15px;
            border-left: 5px solid var(--accent);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-top: 30px;
        }
        h4 {
            font-size: 1.4rem;
            color: var(--gray);
            margin-top: 25px;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: var(--secondary);
            font-weight: 500;
            background: linear-gradient(90deg, rgba(225,6,0,0.1), rgba(0,102,204,0.1));
            padding: 20px;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary);
            margin: 30px 0;
        }
        .highlight {
            background: linear-gradient(120deg, #fffb00 0%, #fffb00 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.4em;
            background-position: 0 88%;
            font-weight: 700;
            padding: 0 3px;
        }
        .content-section {
            margin: 40px 0;
            padding: 25px;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            border: 1px solid rgba(0,0,0,0.1);
        }
        .info-box {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border: 2px solid var(--accent);
            border-radius: var(--border-radius);
            padding: 25px;
            margin: 30px 0;
            position: relative;
        }
        .info-box::before {
            content: 'ℹ️';
            position: absolute;
            top: -15px;
            left: 20px;
            background: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-weight: bold;
            border: 2px solid var(--accent);
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            margin: 30px auto;
            display: block;
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            border: 3px solid var(--primary);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.02);
            box-shadow: 0 12px 25px rgba(0,0,0,0.3);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .content-link {
            color: var(--accent);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted var(--accent);
            transition: var(--transition);
            padding: 0 2px;
        }
        .content-link:hover {
            color: var(--primary);
            border-bottom: 2px solid var(--primary);
            background: rgba(225,6,0,0.05);
        }
        .search-container {
            background: linear-gradient(135deg, var(--primary), #b30000);
            padding: 25px;
            border-radius: var(--border-radius);
            margin: 40px 0;
            text-align: center;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 20px auto 0;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1.1rem;
            background: white;
        }
        .search-button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1.1rem;
            font-weight: 600;
        }
        .search-button:hover {
            background: #333;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .comment-box, .rating-box {
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border: 1px solid rgba(0,0,0,0.1);
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        textarea, select, input[type="text"], input[type="email"] {
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
            width: 100%;
        }
        textarea:focus, select:focus, input:focus {
            border-color: var(--accent);
            outline: none;
            box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
        }
        .submit-button {
            background: linear-gradient(135deg, var(--primary), #b30000);
            color: white;
            border: none;
            padding: 15px 25px;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
            align-self: flex-start;
        }
        .submit-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(225,6,0,0.3);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 5px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffc107;
        }
        .related-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 40px 0;
            padding: 25px;
            background: rgba(0,102,204,0.05);
            border-radius: var(--border-radius);
        }
        .related-link {
            background: white;
            padding: 15px;
            border-radius: var(--border-radius);
            text-decoration: none;
            color: var(--dark);
            transition: var(--transition);
            border: 2px solid transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-link:hover {
            border-color: var(--accent);
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .related-link i {
            color: var(--accent);
            font-size: 1.2rem;
        }
        footer {
            background: var(--secondary);
            color: var(--light);
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: var(--light);
            border-bottom: 2px solid var(--primary);
            padding-bottom: 10px;
            margin-bottom: 20px;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        friend-link {
            display: block;
            color: #aaa;
            text-decoration: none;
            transition: var(--transition);
            padding: 8px 0;
            border-bottom: 1px dotted rgba(255,255,255,0.1);
        }
        friend-link:hover {
            color: var(--primary);
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            background: rgba(225,6,0,0.1);
            padding: 10px 20px;
            border-radius: var(--border-radius);
            display: inline-block;
            margin: 20px 0;
            color: var(--primary);
            font-weight: 600;
        }
        @media (max-width: 1024px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            main { padding: 30px; }
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: rgba(26,26,26,0.98);
                flex-direction: column;
                align-items: center;
                padding-top: 40px;
                transition: var(--transition);
                gap: 0;
            }
            .nav-links.active {
                left: 0;
            }
            .nav-links li {
                width: 100%;
                text-align: center;
            }
            .nav-links a {
                display: block;
                padding: 20px;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .hamburger {
                display: flex;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(7px, -6px);
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-button {
                width: 100%;
                border-radius: var(--border-radius);
            }
            .search-input {
                margin-bottom: 10px;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            main { padding: 20px; }
            .container { padding: 0 15px; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease forwards;
        }
        .stagger-delay-1 { animation-delay: 0.1s; }
        .stagger-delay-2 { animation-delay: 0.2s; }
        .stagger-delay-3 { animation-delay: 0.3s; }