* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial Unicode MS', 'Segoe UI', Tahoma, sans-serif;
            line-height: 1.8;
            scroll-behavior: smooth;
        }
        :root {
            --primary: #E53935; 
            --secondary: #1E88E5; 
            --accent: #FFC107; 
            --text: #1A1A1A;
            --bg: #F8F9FA;
            --nav-bg: #1E88E5;
            --white: #FFFFFF;
            --shadow: 0 4px 12px rgba(0,0,0,0.15);
            --card-bg: #FFFFFF;
            --border: #E0E0E0;
        }
        body {
            background-color: var(--bg);
            color: var(--text);
            padding-bottom: 60px;
        }
        header {
            background-color: var(--nav-bg);
            color: var(--white);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 9999;
            box-shadow: var(--shadow);
        }
        .container {
            width: 92%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            text-decoration: none;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .logo span {
            color: var(--primary);
            font-weight: 400;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 30px;
            align-items: center;
        }
        .nav-links li a {
            color: var(--white);
            text-decoration: none;
            font-size: 1.05rem;
            transition: all 0.3s ease;
            padding: 8px 0;
            position: relative;
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: width 0.3s ease;
        }
        .nav-links li a:hover {
            color: var(--primary);
        }
        .nav-links li a:hover::after {
            width: 100%;
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 6px;
            z-index: 10000;
        }
        .hamburger div {
            width: 32px;
            height: 3px;
            background-color: var(--white);
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .hamburger.active div:nth-child(1) {
            transform: rotate(45deg) translate(8px, 8px);
        }
        .hamburger.active div:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active div:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }
        .btn {
            padding: 12px 24px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
            transition: all 0.3s ease;
            font-size: 1rem;
        }
        .btn-download {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-download:hover {
            background-color: #D32F2F;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(211, 47, 47, 0.2);
        }
        .btn-login {
            background-color: var(--secondary);
            color: var(--white);
            border: 2px solid var(--primary);
        }
        .btn-login:hover {
            background-color: #1976D2;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(25, 118, 210, 0.2);
        }
        main {
            padding: 40px 0;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 25px;
            border-bottom: 3px solid var(--secondary);
            padding-bottom: 15px;
            line-height: 1.4;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--nav-bg);
            margin: 40px 0 20px;
            position: relative;
            padding-left: 15px;
            border-left: 5px solid var(--primary);
            line-height: 1.5;
        }
        h3 {
            font-size: 1.6rem;
            color: var(--primary);
            margin: 30px 0 15px;
            line-height: 1.5;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--nav-bg);
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
            color: #212529;
        }
        .highlight {
            background-color: rgba(229, 57, 53, 0.15);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 600;
            color: var(--nav-bg);
        }
        .game-img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 25px 0;
            box-shadow: var(--shadow);
            border: 2px solid var(--border);
        }
        ul {
            margin: 20px 0 20px 40px;
        }
        ol {
            margin: 20px 0 20px 40px;
        }
        li {
            margin-bottom: 12px;
            font-size: 1.1rem;
        }
        .feature-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .card {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 25px;
            box-shadow: var(--shadow);
            transition: all 0.4s ease;
            border-top: 4px solid var(--primary);
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 20px rgba(0,0,0,0.18);
        }
        .card h3 {
            margin-top: 0;
            color: var(--secondary);
            border-bottom: 2px solid var(--border);
            padding-bottom: 10px;
        }
        footer {
            background-color: var(--nav-bg);
            color: var(--white);
            padding: 50px 0 30px;
            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(--primary);
            margin-bottom: 20px;
            font-size: 1.4rem;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 10px;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin: 20px 0;
        }
        .footer-links a {
            color: #E9ECEF;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 1.05rem;
        }
        .footer-links a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .game-categories a, .tag-links a {
            display: inline-block;
            padding: 8px 15px;
            background-color: rgba(255,255,255,0.1);
            color: var(--white);
            border-radius: 25px;
            margin: 0 8px 10px 0;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }
        .game-categories a:hover, .tag-links a:hover {
            background-color: var(--primary);
            color: var(--white);
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.15);
            font-size: 1rem;
            color: #CED4DA;
        }
        .text-center {
            text-align: center;
        }
        .mt-30 {
            margin-top: 30px;
        }
        .mb-30 {
            margin-bottom: 30px;
        }
        .btn-container {
            margin: 40px 0;
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .tag {
            display: inline-block;
            padding: 7px 15px;
            background-color: #FFF0E6;
            color: var(--secondary);
            border-radius: 25px;
            margin: 0 8px 10px 0;
            text-decoration: none;
            font-size: 1rem;
            transition: all 0.3s ease;
        }
        .tag:hover {
            background-color: var(--secondary);
            color: var(--white);
        }
        .recommendation {
            background-color: rgba(229, 57, 53, 0.1);
            border-left: 5px solid var(--primary);
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .recommendation h3 {
            color: var(--nav-bg);
            margin-top: 0;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 0;
                right: 0;
                height: 100vh;
                width: 280px;
                background-color: var(--nav-bg);
                flex-direction: column;
                padding: 80px 30px;
                gap: 30px;
                transform: translateX(100%);
                transition: transform 0.4s ease-in-out;
                box-shadow: -5px 0 15px rgba(0,0,0,0.2);
            }
            .nav-links.active {
                transform: translateX(0);
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            h4 {
                font-size: 1.2rem;
            }
            p, li {
                font-size: 1rem;
            }
            .feature-cards {
                grid-template-columns: 1fr;
            }
            .btn {
                width: 100%;
                text-align: center;
            }
            .btn-container {
                flex-direction: column;
                gap: 15px;
            }
        }
        @media (max-width: 480px) {
            .logo {
                font-size: 1.6rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .container {
                width: 95%;
                padding: 0 10px;
            }
        }
        img {
            loading: lazy;
        }
        .nav-links li a {
            white-space: nowrap;
        }