* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            padding-top: 80px; 
        }
        a {
            color: #4361ee;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #3a0ca3;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #4cc9f0;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            color: #f72585;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
        }
        nav ul li {
            margin-left: 25px;
        }
        nav ul li a {
            color: #e2e2e2;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
        }
        nav ul li a:hover {
            background-color: rgba(76, 201, 240, 0.2);
            color: #4cc9f0;
            text-decoration: none;
        }
        .breadcrumb {
            background-color: #0f3460;
            padding: 10px 20px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #a9b7d0;
        }
        .breadcrumb a:hover {
            color: #4cc9f0;
        }
        .breadcrumb span {
            color: #f8f9fa;
            margin: 0 5px;
        }
        main {
            background-color: #fff;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin: 30px auto;
            padding: 40px;
            overflow: hidden;
        }
        article h1 {
            font-size: 2.8rem;
            color: #1a1a2e;
            margin-bottom: 25px;
            line-height: 1.2;
            border-bottom: 3px solid #4361ee;
            padding-bottom: 15px;
        }
        article h2 {
            font-size: 2.2rem;
            color: #16213e;
            margin-top: 40px;
            margin-bottom: 20px;
            padding-left: 10px;
            border-left: 5px solid #f72585;
        }
        article h3 {
            font-size: 1.8rem;
            color: #3a0ca3;
            margin-top: 30px;
            margin-bottom: 15px;
        }
        article h4 {
            font-size: 1.4rem;
            color: #7209b7;
            margin-top: 25px;
            margin-bottom: 10px;
        }
        article p {
            margin-bottom: 22px;
            text-align: justify;
            font-size: 1.1rem;
        }
        article strong {
            color: #d90429;
            font-weight: 700;
        }
        article em {
            color: #4361ee;
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(to right, #e9f5ff, #f0f8ff);
            border-left: 5px solid #4361ee;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .game-image {
            width: 80%;
            margin: 30px auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
            border: 3px solid #3a0ca3;
        }
        .game-image img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .game-image img:hover {
            transform: scale(1.03);
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #6c757d;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px dashed #dee2e6;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .feature-box {
            background: #f8f9fa;
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 25px;
            transition: all 0.3s ease;
        }
        .feature-box:hover {
            border-color: #4361ee;
            box-shadow: 0 8px 20px rgba(67, 97, 238, 0.15);
            transform: translateY(-5px);
        }
        .feature-box h3 {
            color: #1a1a2e;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feature-box form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .feature-box input, .feature-box textarea, .feature-box select {
            padding: 12px;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .feature-box input:focus, .feature-box textarea:focus, .feature-box select:focus {
            border-color: #4361ee;
            outline: none;
            box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
        }
        .feature-box button {
            background: linear-gradient(to right, #4361ee, #3a0ca3);
            color: white;
            border: none;
            padding: 14px;
            border-radius: 6px;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.3s;
        }
        .feature-box button:hover {
            background: linear-gradient(to right, #3a0ca3, #7209b7);
        }
        .star-rating {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin: 15px 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffd700;
        }
        footer {
            background: #1a1a2e;
            color: #e2e2e2;
            padding: 40px 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: #4cc9f0;
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            padding: 12px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 6px;
            transition: background 0.3s;
        }
        friend-link:hover {
            background: rgba(76, 201, 240, 0.2);
        }
        friend-link a {
            color: #a9b7d0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        friend-link a:hover {
            color: #4cc9f0;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #0f3460;
            font-size: 0.9rem;
            color: #a9b7d0;
        }
        @media (max-width: 768px) {
            body {
                padding-top: 120px;
            }
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #16213e;
                padding: 20px;
                box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
            }
            nav ul.active {
                display: flex;
            }
            nav ul li {
                margin: 10px 0;
            }
            .header-top {
                flex-wrap: wrap;
            }
            article h1 {
                font-size: 2.2rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            article h3 {
                font-size: 1.5rem;
            }
            main {
                padding: 25px;
                margin: 20px;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .game-image {
                width: 100%;
            }
        }
        @media (max-width: 480px) {
            article h1 {
                font-size: 1.8rem;
            }
            .feature-box {
                padding: 20px;
            }
        }