:root {
            --primary-holi: #FF6B8B;
            --secondary-holi: #4ECDC4;
            --accent-holi: #FFD166;
            --purple-holi: #9D4EDD;
            --green-holi: #06D6A0;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f9f7fe 0%, #f0edff 100%);
        }
        .holi-navbar {
            background: linear-gradient(90deg, var(--primary-holi), var(--purple-holi));
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .logo-text {
            font-weight: 800;
            font-size: 1.8rem;
            background: linear-gradient(45deg, #FFD166, #FF6B8B);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        .nav-link {
            font-weight: 600;
            color: white !important;
            transition: all 0.3s ease;
            border-radius: 20px;
            padding: 8px 16px !important;
            margin: 0 5px;
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(157, 78, 221, 0.8), rgba(255, 107, 139, 0.8)), url('https://via.placeholder.com/1200x600') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .content-section {
            background: white;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            padding: 30px;
            margin-bottom: 30px;
            transition: transform 0.3s ease;
        }
        .content-section:hover {
            transform: translateY(-5px);
        }
        h1, h2, h3 {
            color: var(--purple-holi);
            margin-bottom: 20px;
        }
        h1 {
            font-size: 2.5rem;
            font-weight: 800;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid var(--accent-holi);
            padding-left: 15px;
            margin-top: 40px;
        }
        h3 {
            font-size: 1.4rem;
            color: var(--primary-holi);
            margin-top: 30px;
        }
        .highlight {
            background-color: rgba(255, 214, 102, 0.2);
            padding: 15px;
            border-radius: 10px;
            border-left: 4px solid var(--accent-holi);
            margin: 20px 0;
        }
        .game-feature {
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            padding: 20px;
            border-radius: 10px;
            margin: 15px 0;
            transition: all 0.3s ease;
        }
        .game-feature:hover {
            transform: scale(1.02);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .holi-color {
            height: 20px;
            width: 100%;
            border-radius: 10px;
            margin: 10px 0;
        }
        .color-1 { background: var(--primary-holi); }
        .color-2 { background: var(--secondary-holi); }
        .color-3 { background: var(--accent-holi); }
        .color-4 { background: var(--purple-holi); }
        .color-5 { background: var(--green-holi); }
        .img-container {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            margin: 20px 0;
        }
        footer {
            background: linear-gradient(90deg, #2c3e50, #4a235a);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        .table-of-contents {
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            border-radius: 10px;
            padding: 20px;
            margin-bottom: 30px;
        }
        .toc-list {
            list-style-type: none;
            padding-left: 0;
        }
        .toc-list li {
            margin-bottom: 10px;
            padding-left: 15px;
            border-left: 3px solid transparent;
            transition: all 0.3s ease;
        }
        .toc-list li:hover {
            border-left: 3px solid var(--primary-holi);
            padding-left: 20px;
        }
        .toc-list a {
            color: #333;
            text-decoration: none;
        }
        .toc-list a:hover {
            color: var(--purple-holi);
        }