* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f1419;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff6b6b;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
            padding: 1rem 0;
            border-bottom: 2px solid #2a3a57;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #4dabf7);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .logo a:hover {
            opacity: 0.9;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav ul li a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        nav ul li a:hover {
            background-color: #2a3a57;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #4dabf7;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #aaa;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: #4dabf7;
        }
        .search-section {
            background: #1a2332;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
            border: 1px solid #2a3a57;
        }
        .search-section h2 {
            margin-bottom: 1rem;
            color: #4dabf7;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #2a3a57;
            border-radius: 5px 0 0 5px;
            background: #0f1419;
            color: #e0e0e0;
            font-size: 1rem;
        }
        .search-form button {
            background: linear-gradient(90deg, #4dabf7, #339af0);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #339af0, #228be6);
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: #1a2332;
            border-radius: 15px;
            padding: 3rem;
            margin-bottom: 3rem;
            border: 1px solid #2a3a57;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            color: #ff6b6b;
            text-align: center;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.4rem;
            margin: 2.5rem 0 1.2rem;
            color: #4dabf7;
            border-bottom: 2px solid #2a3a57;
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            color: #ffd43b;
        }
        h4 {
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
            color: #69db7c;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(255, 107, 107, 0.1);
            border-left: 4px solid #ff6b6b;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .car-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
            margin: 2rem 0;
        }
        .car-card {
            background: #252e3d;
            border-radius: 10px;
            padding: 1.5rem;
            border: 1px solid #3a4a6b;
            transition: transform 0.3s, box-shadow 0.3s;
            display: flex;
            flex-direction: column;
        }
        .car-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 25px rgba(0, 0, 0, 0.6);
            border-color: #4dabf7;
        }
        .car-card h4 {
            color: #ffd43b;
            margin-top: 0;
        }
        .car-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 1rem;
            background: #3a4a6b;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #aaa;
        }
        .stats {
            display: flex;
            justify-content: space-between;
            margin-top: auto;
            padding-top: 1rem;
            border-top: 1px solid #3a4a6b;
            font-size: 0.9rem;
        }
        .stat {
            text-align: center;
        }
        .stat .value {
            font-weight: bold;
            color: #4dabf7;
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .comment-section, .rating-section {
            background: #1a2332;
            padding: 2rem;
            border-radius: 10px;
            border: 1px solid #2a3a57;
        }
        .comment-section h3, .rating-section h3 {
            color: #ff6b6b;
        }
        .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-radius: 5px;
            border: 1px solid #3a4a6b;
            background: #0f1419;
            color: #e0e0e0;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(90deg, #69db7c, #40c057);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1rem;
            transition: background 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #40c057, #2f9e44);
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 2rem;
            color: #ffd43b;
        }
        .star-rating i {
            cursor: pointer;
            transition: color 0.2s;
        }
        footer {
            background: #1a2332;
            padding: 3rem 0 1.5rem;
            border-top: 2px solid #2a3a57;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #4dabf7;
            margin-bottom: 1rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            list-style: none;
        }
        .friend-links li a {
            display: block;
            padding: 0.5rem 1rem;
            background: #252e3d;
            border-radius: 5px;
            border: 1px solid #3a4a6b;
        }
        .friend-links li a:hover {
            background: #2a3a57;
            border-color: #4dabf7;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #3a4a6b;
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            color: #ff6b6b;
            font-style: italic;
            text-align: right;
            margin-bottom: 1rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a2332;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-top: 1px solid #2a3a57;
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            article {
                padding: 1.5rem;
            }
            .car-list-grid {
                grid-template-columns: 1fr;
            }
            .user-interaction {
                grid-template-columns: 1fr;
            }
        }