:root {
            --primary-gold: #FFD700;
            --deep-purple: #4B0082;
            --emerald-green: #008000;
            --rich-red: #DC143C;
            --royal-blue: #4169E1;
            --sand-beige: #F5F5DC;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            color: #333;
            line-height: 1.7;
        }
        .hero-section {
            background: linear-gradient(rgba(75, 0, 130, 0.8), rgba(75, 0, 130, 0.9)), url('https://via.placeholder.com/1600x900') center/cover;
            color: white;
            padding: 4rem 0;
            margin-bottom: 2rem;
            border-bottom: 5px solid var(--primary-gold);
        }
        .logo-text {
            font-family: 'Georgia', serif;
            font-size: 2.8rem;
            font-weight: bold;
            color: var(--primary-gold);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            margin-bottom: 0;
        }
        .nav-custom {
            background: var(--deep-purple) !important;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .nav-link {
            color: white !important;
            font-weight: 500;
            transition: all 0.3s ease;
            padding: 0.8rem 1.2rem !important;
        }
        .nav-link:hover {
            color: var(--primary-gold) !important;
            transform: translateY(-2px);
        }
        .content-section {
            background: white;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            padding: 2.5rem;
            margin-bottom: 2rem;
            border-left: 4px solid var(--primary-gold);
        }
        h1, h2, h3 {
            color: var(--deep-purple);
            margin-bottom: 1.5rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid var(--primary-gold);
            padding-bottom: 0.5rem;
            text-align: center;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 2.5rem;
            color: var(--royal-blue);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--emerald-green);
            margin-top: 2rem;
        }
        .keyword-highlight {
            background: linear-gradient(120deg, var(--primary-gold) 0%, var(--primary-gold) 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.3em;
            background-position: 0 88%;
            font-weight: 700;
            padding: 0.1em 0;
        }
        .feature-icon {
            color: var(--primary-gold);
            margin-right: 10px;
            font-size: 1.2rem;
        }
        .game-image {
            border-radius: 10px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            margin: 2rem 0;
            transition: transform 0.3s ease;
            border: 3px solid var(--primary-gold);
        }
        .game-image:hover {
            transform: scale(1.02);
        }
        .content-block {
            margin-bottom: 2.5rem;
        }
        .content-block p {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
        }
        .tip-box {
            background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
            border-left: 5px solid var(--royal-blue);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        .strategy-box {
            background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
            border-left: 5px solid var(--emerald-green);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        .footer-custom {
            background: var(--deep-purple);
            color: white;
            padding: 2.5rem 0;
            margin-top: 3rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-gold);
            color: var(--deep-purple);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            z-index: 1000;
            text-decoration: none;
        }
        .back-to-top:hover {
            transform: translateY(-5px);
            color: var(--deep-purple);
        }
        @media (max-width: 768px) {
            .logo-text {
                font-size: 2rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .content-section {
                padding: 1.5rem;
            }
        }