* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-red: #e10600;
            --primary-black: #15151e;
            --primary-silver: #f8f9fa;
            --accent-blue: #0066cc;
            --text-dark: #333;
            --text-light: #777;
            --border-color: #e1e1e1;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #fff;
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-red);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--primary-black);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .my-logo span {
            color: var(--primary-red);
        }
        .my-logo:hover {
            color: white;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover {
            border-bottom-color: var(--primary-red);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--primary-silver);
            padding: 1rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-red);
        }
        .hero {
            background: linear-gradient(rgba(21, 21, 30, 0.85), rgba(21, 21, 30, 0.9)), url('https://images.unsplash.com/photo-1542744095-fcf48d80b0fd?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 4rem 2rem;
            border-radius: 8px;
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1rem;
            color: white;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            color: #ddd;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 1rem;
            border: none;
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: var(--primary-red);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #c10500;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: white;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
            color: var(--text-light);
        }
        .update-time {
            background-color: #e8f4fd;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            color: var(--accent-blue);
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            color: var(--primary-black);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-red);
        }
        .article-content h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: var(--text-dark);
        }
        .article-content h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
            color: var(--text-dark);
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-content b, strong {
            color: var(--primary-black);
        }
        .article-content emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .inline-img {
            float: right;
            margin: 0 0 1.5rem 2rem;
            max-width: 400px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        @media (max-width: 768px) {
            .inline-img {
                float: none;
                margin: 1.5rem auto;
                max-width: 100%;
            }
        }
        .highlight-box {
            background-color: #f9f9f9;
            border-left: 4px solid var(--primary-red);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .sidebar {
            background-color: var(--primary-silver);
            padding: 1.5rem;
            border-radius: 8px;
            align-self: start;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
            color: var(--primary-black);
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 0.8rem;
            padding-left: 1.2rem;
            position: relative;
        }
        .link-list li:before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--primary-red);
        }
        .user-interaction {
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: 8px;
            margin: 3rem 0;
            border: 1px solid var(--border-color);
        }
        .user-interaction h2 {
            margin-bottom: 1.5rem;
            color: var(--primary-black);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 1rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffc107;
        }
        .btn-submit {
            background-color: var(--primary-red);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 4px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-submit:hover {
            background-color: #c10500;
            transform: translateY(-2px);
        }
        .site-footer {
            background-color: var(--primary-black);
            color: #aaa;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-widget h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
            color: #aaa;
            border-bottom: 1px dotted #444;
        }
        friend-link:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #777;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background-color: var(--primary-black);
                padding: 2rem;
                transition: left 0.4s ease;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1rem;
            }
        }