:root {
            --primary-holi: #FF5722;
            --secondary-holi: #4CAF50;
            --accent-holi: #9C27B0;
            --festival-yellow: #FFEB3B;
            --festival-blue: #2196F3;
            --festival-green: #4CAF50;
            --festival-pink: #E91E63;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
        }
        .holi-navbar {
            background: linear-gradient(90deg, var(--festival-pink), var(--festival-blue), var(--festival-green), var(--festival-yellow));
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            padding: 1rem 0;
        }
        .logo-text {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(45deg, var(--festival-pink), var(--festival-blue), var(--festival-green));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        .nav-link {
            color: white !important;
            font-weight: 600;
            margin: 0 10px;
            transition: all 0.3s ease;
            border-radius: 25px;
            padding: 8px 20px !important;
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .hero-section {
            background: url('https://via.placeholder.com/1200x600') center/cover no-repeat;
            padding: 100px 0;
            position: relative;
            margin-bottom: 40px;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, rgba(156,39,176,0.7), rgba(33,150,243,0.7));
        }
        .hero-content {
            position: relative;
            z-index: 2;
            color: white;
        }
        .content-section {
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            padding: 40px;
            margin-bottom: 30px;
            transition: transform 0.3s ease;
        }
        .content-section:hover {
            transform: translateY(-5px);
        }
        h1, h2, h3 {
            color: var(--primary-holi);
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.8rem;
            text-align: center;
            margin-bottom: 2rem;
            background: linear-gradient(45deg, var(--festival-pink), var(--festival-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        h2 {
            font-size: 2rem;
            border-left: 5px solid var(--festival-pink);
            padding-left: 15px;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.5rem;
            color: var(--accent-holi);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(120deg, var(--festival-yellow) 0%, var(--festival-yellow) 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.4em;
            background-position: 0 88%;
            font-weight: 600;
        }
        .key-point {
            background-color: #f8f9fa;
            border-left: 4px solid var(--festival-blue);
            padding: 20px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        .game-feature {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 25px;
            border-radius: 10px;
            margin: 20px 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .image-container {
            text-align: center;
            margin: 30px 0;
        }
        .holi-image {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
            transition: transform 0.3s ease;
        }
        .holi-image:hover {
            transform: scale(1.02);
        }
        .footer {
            background: linear-gradient(90deg, #2c3e50, #4a6491);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .emoji-divider {
            text-align: center;
            font-size: 2rem;
            margin: 30px 0;
            opacity: 0.7;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .content-section {
                padding: 25px;
            }
            .logo-text {
                font-size: 1.8rem;
            }
        }
        .table-of-contents {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            color: white;
            padding: 25px;
            border-radius: 10px;
            margin-bottom: 30px;
        }
        .toc-list {
            columns: 2;
            list-style-type: none;
            padding-left: 0;
        }
        .toc-list li {
            margin-bottom: 10px;
        }
        .toc-list a {
            color: white;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .toc-list a:hover {
            text-decoration: underline;
            padding-left: 5px;
        }
        .strategy-card {
            background: white;
            border-radius: 10px;
            padding: 20px;
            margin: 15px 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            border-top: 4px solid var(--festival-green);
            transition: all 0.3s ease;
        }
        .strategy-card:hover {
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
            transform: translateY(-3px);
        }
        .cultural-note {
            background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
            padding: 20px;
            border-radius: 10px;
            margin: 20px 0;
            border-left: 5px solid var(--primary-holi);
        }