:root {
            --primary-color: #8B4513;
            --secondary-color: #D2691E;
            --accent-color: #FFD700;
            --dark-color: #2F4F4F;
            --light-color: #F5F5DC;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
            color: #333;
            line-height: 1.7;
        }
        .navbar {
            background: rgba(47, 79, 79, 0.95) !important;
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .logo-text {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 1.8rem;
            background: linear-gradient(45deg, #FFD700, #FFA500, #FF8C00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: bold;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .hero-section {
            background: url('https://via.placeholder.com/1200x600') center/cover no-repeat;
            padding: 100px 0;
            color: white;
            text-align: center;
            position: relative;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.6);
        }
        .hero-content {
            position: relative;
            z-index: 1;
        }
        .content-section {
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            padding: 40px;
            margin: 30px 0;
        }
        h1, h2, h3 {
            color: var(--dark-color);
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 15px;
            text-align: center;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary-color);
            border-left: 5px solid var(--accent-color);
            padding-left: 15px;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin-top: 2rem;
        }
        .highlight {
            background: linear-gradient(120deg, #FFD70025, #FFA50025);
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid var(--accent-color);
            margin: 25px 0;
        }
        .key-point {
            background: var(--light-color);
            padding: 15px;
            border-radius: 8px;
            margin: 15px 0;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }
        .game-image {
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.3s ease;
            margin: 25px 0;
        }
        .game-image:hover {
            transform: scale(1.02);
        }
        .nav-pills .nav-link.active {
            background: var(--primary-color);
            color: white;
        }
        .nav-pills .nav-link {
            color: var(--dark-color);
        }
        footer {
            background: var(--dark-color);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-color);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
            z-index: 1000;
            transition: all 0.3s ease;
        }
        .back-to-top:hover {
            background: var(--secondary-color);
            transform: translateY(-5px);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .content-section {
                padding: 25px;
            }
        }