* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial', 'Helvetica', sans-serif;
        }
        body {
            background-color: #f0f4f8;
            color: #2d3748;
            line-height: 1.8;
            padding-bottom: 60px;
        }
        header {
            background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.7rem;
            font-weight: bold;
            color: #fbbf24;
            text-decoration: none;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        nav {
            transition: all 0.3s ease;
        }
        nav ul {
            display: flex;
            list-style: none;
        }
        nav ul li {
            margin-left: 28px;
        }
        nav ul li a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            padding: 6px 0;
            position: relative;
        }
        nav ul li a:hover {
            color: #fbbf24;
        }
        nav ul li a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 0;
            background-color: #fbbf24;
            transition: width 0.3s;
        }
        nav ul li a:hover:after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            z-index: 1001;
        }
        main {
            max-width: 1200px;
            margin: 35px auto;
            padding: 0 20px;
        }
        h1 {
            color: #1e3a8a;
            margin: 35px 0 30px;
            font-size: 2.4rem;
            text-align: center;
            padding: 20px 0;
            border-bottom: 4px solid #fbbf24;
            border-radius: 4px;
        }
        h2 {
            color: #1e3a8a;
            margin: 45px 0 20px;
            font-size: 1.9rem;
            padding-bottom: 12px;
            border-bottom: 2px solid #fbbf24;
            position: relative;
        }
        h2:before {
            content: '🎯';
            margin-right: 12px;
        }
        h3 {
            color: #3b82f6;
            margin: 35px 0 18px;
            font-size: 1.5rem;
            position: relative;
            padding-left: 15px;
        }
        h3:before {
            content: '→';
            position: absolute;
            left: 0;
            color: #f59e0b;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.08rem;
            line-height: 1.8;
        }
        .highlight {
            font-weight: bold;
            color: #1e3a8a;
            text-decoration: underline dotted #fbbf24;
            text-underline-offset: 4px;
        }
        .btn-container {
            display: flex;
            gap: 25px;
            margin: 45px 0;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            padding: 15px 32px;
            text-decoration: none;
            font-weight: bold;
            border-radius: 8px;
            transition: all 0.3s;
            font-size: 1.15rem;
            display: inline-flex;
            align-items: center;
            box-shadow: 0 4px 8px rgba(0,0,0,0.12);
        }
        .btn svg {
            margin-right: 10px;
        }
        .download-btn {
            background-color: #10b981;
            color: white;
        }
        .login-btn {
            background-color: #3b82f6;
            color: white;
        }
        .btn:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.15);
        }
        .btn:active {
            transform: translateY(-2px);
        }
        .image-container {
            margin: 40px 0;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.4s;
        }
        .image-container img:hover {
            transform: scale(1.03);
        }
        .image-caption {
            margin-top: 12px;
            font-size: 0.95rem;
            color: #64748b;
            font-style: italic;
        }
        .stats-box {
            background-color: white;
            border-radius: 12px;
            padding: 30px;
            margin: 35px 0;
            box-shadow: 0 6px 18px rgba(0,0,0,0.09);
            border-top: 6px solid #fbbf24;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 30px;
            margin-top: 25px;
        }
        .stat-item {
            text-align: center;
            padding: 25px 20px;
            background-color: #eff6ff;
            border-radius: 10px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .stat-item:hover {
            transform: translateY(-6px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.12);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: bold;
            color: #1e3a8a;
            margin-bottom: 10px;
        }
        .stat-label {
            color: #475569;
            font-size: 1rem;
        }
        .review-container {
            background-color: white;
            border-radius: 12px;
            padding: 30px;
            margin: 35px 0;
            box-shadow: 0 6px 18px rgba(0,0,0,0.09);
        }
        .review {
            margin-bottom: 35px;
            padding-bottom: 25px;
            border-bottom: 1px solid #e2e8f0;
        }
        .review:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .reviewer {
            font-weight: bold;
            color: #1e3a8a;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
        }
        .reviewer:before {
            content: '👤';
            margin-right: 10px;
        }
        .rating {
            color: #f59e0b;
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        .tips-list {
            margin-left: 35px;
            margin-bottom: 30px;
        }
        .tips-list li {
            margin-bottom: 15px;
            font-size: 1.08rem;
            padding-left: 8px;
        }
        .tips-list li:before {
            content: '•';
            color: #1e3a8a;
            font-weight: bold;
            display: inline-block;
            width: 1em;
            margin-left: -1em;
        }
        .tag-container {
            margin: 45px 0;
        }
        .tag {
            display: inline-block;
            background-color: #dbeafe;
            color: #1e3a8a;
            padding: 9px 20px;
            border-radius: 30px;
            margin: 10px 8px;
            text-decoration: none;
            font-size: 0.95rem;
            transition: all 0.3s;
            border: 1px solid transparent;
        }
        .tag:hover {
            background-color: #1e3a8a;
            color: white;
            transform: translateY(-3px);
            border-color: #1e3a8a;
        }
        .game-types {
            margin: 45px 0;
            padding: 25px;
            background-color: #eff6ff;
            border-radius: 12px;
        }
        .game-type {
            display: inline-block;
            margin: 0 15px 12px 0;
            color: #1e3a8a;
            text-decoration: none;
            font-weight: 500;
            position: relative;
            padding-left: 22px;
        }
        .game-type:before {
            content: '►';
            position: absolute;
            left: 0;
            color: #f59e0b;
        }
        .game-type:hover {
            text-decoration: underline;
            color: #1e3a8a;
        }
        footer {
            background-color: #0f172a;
            color: white;
            padding: 60px 0 30px;
            margin-top: 70px;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .footer-section {
            margin-bottom: 45px;
        }
        .footer-section h4 {
            font-size: 1.4rem;
            margin-bottom: 25px;
            color: #fbbf24;
            padding-bottom: 10px;
            border-bottom: 2px solid #fbbf24;
            display: inline-block;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 15px;
        }
        .footer-links li a {
            color: #e2e8f0;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-links li a:hover {
            color: #fbbf24;
            padding-left: 6px;
        }
        .recommendation {
            background-color: rgba(251, 191, 36, 0.1);
            padding: 25px;
            border-radius: 10px;
            margin: 25px 0;
            border-left: 5px solid #fbbf24;
        }
        .copyright {
            text-align: center;
            padding-top: 35px;
            border-top: 1px solid #334155;
            margin-top: 35px;
            font-size: 0.95rem;
            color: #94a3b8;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            nav {
                margin-top: 25px;
                width: 100%;
                display: none;
                background-color: #1e3a8a;
                padding: 20px;
                border-radius: 10px;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                width: 100%;
            }
            nav ul li {
                margin: 15px 0;
                margin-left: 0;
            }
            .mobile-menu-btn {
                display: block;
                position: absolute;
                right: 20px;
                top: 20px;
            }
            h1 {
                font-size: 2rem;
                margin: 25px 0 20px;
            }
            h2 {
                font-size: 1.6rem;
                margin: 35px 0 15px;
            }
            h3 {
                font-size: 1.3rem;
                margin: 30px 0 15px;
            }
            .btn {
                width: 100%;
                justify-content: center;
                padding: 14px 25px;
                font-size: 1.05rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-section {
                margin-bottom: 35px;
            }
        }