:root {
            --primary-gold: #FFD700;
            --secondary-blue: #1E3A8A;
            --accent-red: #DC2626;
            --dark-bg: #0F172A;
            --light-text: #F8FAFC;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            background: linear-gradient(135deg, var(--dark-bg) 0%, #1E293B 100%);
            color: var(--light-text);
            line-height: 1.7;
        }
        .golden-gradient {
            background: linear-gradient(135deg, var(--primary-gold) 0%, #FFA500 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
        }
        .nav-logo {
            font-size: 2.2rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .hero-section {
            background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.8)), 
                        url('https://via.placeholder.com/1200x600') center/cover;
            padding: 100px 0;
            text-align: center;
        }
        .content-section {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 40px;
            margin: 30px 0;
            border: 1px solid rgba(255, 215, 0, 0.2);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .content-section:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(255, 215, 0, 0.1);
        }
        h1, h2, h3 {
            color: var(--primary-gold);
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 3rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }
        h2 {
            font-size: 2.2rem;
            border-bottom: 2px solid var(--primary-gold);
            padding-bottom: 10px;
        }
        h3 {
            font-size: 1.8rem;
            color: #FFA500;
        }
        .keyword-highlight {
            background: linear-gradient(120deg, transparent 0%, rgba(255, 215, 0, 0.2) 50%, transparent 100%);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-gold);
            margin-bottom: 15px;
        }
        .img-container {
            border-radius: 10px;
            overflow: hidden;
            margin: 25px 0;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s ease;
        }
        .img-container:hover {
            transform: scale(1.02);
        }
        .nav-pills .nav-link {
            color: var(--light-text);
            margin: 5px;
            border-radius: 25px;
            transition: all 0.3s ease;
        }
        .nav-pills .nav-link:hover, .nav-pills .nav-link.active {
            background: linear-gradient(135deg, var(--primary-gold) 0%, #FFA500 100%);
            color: var(--dark-bg);
            font-weight: 600;
        }
        footer {
            background: rgba(15, 23, 42, 0.9);
            border-top: 2px solid var(--primary-gold);
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: linear-gradient(135deg, var(--primary-gold) 0%, #FFA500 100%);
            color: var(--dark-bg);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            font-size: 1.5rem;
            box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
            transition: transform 0.3s ease;
            z-index: 1000;
        }
        .back-to-top:hover {
            transform: translateY(-5px);
            color: var(--dark-bg);
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .hero-section { padding: 60px 0; }
            .content-section { padding: 25px; }
        }