:root {
            --primary-dark: #1a472a;
            --primary-medium: #2d5a3c;
            --primary-light: #3d6b4f;
            --accent-orange: #ff6b35;
            --accent-yellow: #ffd166;
            --text-light: #f8f9fa;
            --text-dark: #212529;
            --bg-gradient: linear-gradient(135deg, #1a472a 0%, #2d5a3c 50%, #3d6b4f 100%);
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: #f5f5f5;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--accent-yellow) !important;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .hero-section {
            background: var(--bg-gradient);
            color: var(--text-light);
            padding: 4rem 0;
            margin-bottom: 2rem;
            border-bottom: 5px solid var(--accent-orange);
        }
        .content-section {
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            padding: 2rem;
            margin-bottom: 2rem;
        }
        h1, h2, h3 {
            color: var(--primary-dark);
            margin-bottom: 1.5rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.5rem;
            border-bottom: 3px solid var(--accent-orange);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            border-left: 5px solid var(--primary-medium);
            padding-left: 1rem;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.5rem;
            color: var(--primary-medium);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(255, 209, 102, 0.2);
            border-left: 4px solid var(--accent-yellow);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .key-point {
            font-weight: 700;
            color: var(--primary-dark);
        }
        .game-feature {
            background: var(--bg-gradient);
            color: white;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1rem 0;
            transition: transform 0.3s ease;
        }
        .game-feature:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }
        .ghost-type {
            border: 2px solid var(--primary-light);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            transition: all 0.3s ease;
        }
        .ghost-type:hover {
            border-color: var(--accent-orange);
            background-color: rgba(255, 107, 53, 0.05);
        }
        .img-container {
            border-radius: 8px;
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .img-container img {
            width: 100%;
            height: auto;
            transition: transform 0.5s ease;
        }
        .img-container img:hover {
            transform: scale(1.03);
        }
        .table-custom {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .table-custom thead {
            background: var(--bg-gradient);
            color: white;
        }
        footer {
            background: var(--bg-gradient);
            color: var(--text-light);
            padding: 2rem 0;
            margin-top: 3rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: var(--accent-orange);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            text-decoration: none;
            box-shadow: 0 3px 10px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            z-index: 1000;
        }
        .back-to-top:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .hero-section {
                padding: 2rem 0;
            }
        }