* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a1a2e;
            --secondary: #16213e;
            --accent: #e94560;
            --accent-light: #ff7b9c;
            --text: #f1f1f1;
            --text-muted: #b0b0b0;
            --card-bg: #0f3460;
            --border: #2d4059;
            --success: #4cc9f0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            min-height: 100vh;
            background-attachment: fixed;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(10, 10, 20, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--accent);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 2px;
            transition: all 0.3s ease;
            position: relative;
            padding-right: 10px;
        }
        .my-logo:hover {
            color: var(--accent-light);
            transform: scale(1.05);
        }
        .my-logo::after {
            content: '🚗';
            position: absolute;
            right: -25px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.2rem;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: var(--text);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 5px;
            transition: all 0.3s;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: var(--accent);
            color: white;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s;
        }
        .main-nav a:hover::after {
            width: 70%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(15, 52, 96, 0.3);
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--accent-light);
            text-decoration: none;
            transition: color 0.3s;
        }
        .breadcrumb a:hover {
            color: white;
            text-decoration: underline;
        }
        .breadcrumb .separator {
            margin: 0 10px;
            color: var(--text-muted);
        }
        main {
            padding: 40px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding: 30px;
            background: linear-gradient(90deg, var(--card-bg), rgba(15, 52, 96, 0.7));
            border-radius: 15px;
            border-left: 5px solid var(--accent);
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            color: white;
            line-height: 1.2;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 30px;
            color: var(--text-muted);
            margin-top: 20px;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        section {
            margin-bottom: 60px;
            padding: 30px;
            background: rgba(15, 52, 96, 0.7);
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            transition: transform 0.3s;
        }
        section:hover {
            transform: translateY(-5px);
        }
        h2 {
            color: var(--accent);
            font-size: 2.2rem;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 3px solid var(--border);
        }
        h3 {
            color: var(--success);
            font-size: 1.8rem;
            margin: 25px 0 15px;
        }
        h4 {
            color: #ffd166;
            font-size: 1.4rem;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(233,69,96,0.1), transparent);
            padding: 25px;
            border-left: 4px solid var(--accent);
            border-radius: 0 10px 10px 0;
            margin: 30px 0;
        }
        .highlight strong {
            color: var(--accent);
            font-size: 1.2rem;
        }
        .feature-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .feature-card {
            background: rgba(26, 26, 46, 0.8);
            padding: 25px;
            border-radius: 10px;
            border-top: 3px solid var(--success);
            transition: all 0.3s;
        }
        .feature-card:hover {
            background: rgba(26, 26, 46, 1);
            transform: scale(1.02);
        }
        .feature-card i {
            color: var(--success);
            font-size: 2rem;
            margin-bottom: 15px;
        }
        .download-box {
            text-align: center;
            background: linear-gradient(135deg, var(--card-bg), #1a3a5f);
            padding: 40px;
            border-radius: 15px;
            margin: 40px 0;
            border: 2px dashed var(--accent);
        }
        .download-btn {
            display: inline-block;
            background: linear-gradient(45deg, var(--accent), #ff2e63);
            color: white;
            padding: 18px 45px;
            font-size: 1.3rem;
            font-weight: bold;
            text-decoration: none;
            border-radius: 50px;
            margin: 20px 0;
            transition: all 0.3s;
            box-shadow: 0 5px 15px rgba(233,69,96,0.4);
        }
        .download-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(233,69,96,0.6);
            background: linear-gradient(45deg, #ff2e63, var(--accent));
        }
        .download-btn:active {
            transform: translateY(0);
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 30px auto;
            display: block;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            border: 2px solid var(--border);
            transition: transform 0.5s;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .search-section {
            background: rgba(10, 10, 20, 0.8);
            padding: 25px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            background: rgba(255,255,255,0.1);
            color: white;
            font-size: 1rem;
        }
        .search-input::placeholder {
            color: #aaa;
        }
        .search-btn {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: var(--accent-light);
        }
        .user-interaction {
            background: rgba(15, 52, 96, 0.9);
            padding: 40px;
            border-radius: 15px;
            margin-top: 50px;
        }
        .rating-box {
            text-align: center;
            margin-bottom: 40px;
        }
        .stars {
            font-size: 2.5rem;
            color: gold;
            margin: 20px 0;
            cursor: pointer;
        }
        .stars i {
            margin: 0 5px;
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: gold;
            transform: scale(1.2);
        }
        .interaction-form {
            display: grid;
            gap: 25px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 10px;
            color: var(--accent-light);
            font-weight: bold;
        }
        .form-control {
            padding: 15px;
            border: 2px solid var(--border);
            border-radius: 8px;
            background: rgba(255,255,255,0.1);
            color: white;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            outline: none;
            border-color: var(--accent);
        }
        .submit-btn {
            background: linear-gradient(45deg, var(--success), #2a9d8f);
            color: white;
            border: none;
            padding: 18px;
            font-size: 1.2rem;
            font-weight: bold;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(76,201,240,0.4);
        }
        .internal-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 40px 0;
            justify-content: center;
        }
        .internal-link {
            background: rgba(26, 26, 46, 0.8);
            color: var(--accent-light);
            padding: 12px 25px;
            border-radius: 50px;
            text-decoration: none;
            border: 1px solid var(--border);
            transition: all 0.3s;
        }
        .internal-link:hover {
            background: var(--accent);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background: rgba(10, 10, 20, 0.95);
            padding: 60px 0 30px;
            margin-top: 80px;
            border-top: 2px solid var(--accent);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.5rem;
            color: var(--accent);
            margin-bottom: 20px;
            display: block;
        }
        .footer-links h4 {
            color: white;
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 15px;
        }
        .footer-links a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.3s;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(15, 52, 96, 0.5);
            padding: 20px;
            border-radius: 10px;
            margin: 20px 0;
            border-left: 4px solid var(--success);
        }
        friend-link a {
            color: var(--success);
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1rem;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-nav ul {
                gap: 15px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background: rgba(10, 10, 20, 0.98);
                padding: 30px;
                transition: left 0.3s;
                z-index: 999;
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                align-items: center;
                gap: 20px;
            }
            .header-container {
                padding: 10px 0;
            }
            .feature-list {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input,
            .search-btn {
                border-radius: 50px;
                margin: 5px 0;
            }
            .download-btn {
                padding: 15px 30px;
                font-size: 1.1rem;
            }
            section {
                padding: 20px;
            }
        }
        @media (max-width: 480px) {
            .article-meta {
                flex-direction: column;
                gap: 15px;
                align-items: center;
            }
            .internal-links {
                flex-direction: column;
                align-items: center;
            }
            .internal-link {
                width: 100%;
                text-align: center;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        .delay-1 { animation-delay: 0.2s; }
        .delay-2 { animation-delay: 0.4s; }
        .delay-3 { animation-delay: 0.6s; }
        .emoji {
            font-size: 1.2em;
            margin: 0 5px;
        }
        .text-bold {
            font-weight: 800;
            color: var(--accent-light);
        }
        .note {
            background: rgba(255, 209, 102, 0.1);
            border-left: 4px solid #ffd166;
            padding: 20px;
            border-radius: 0 10px 10px 0;
            margin: 25px 0;
        }