:root {
            --primary-color: #8a2be2;
            --secondary-color: #ff6b35;
            --accent-color: #00d4ff;
            --dark-color: #1a1a2e;
            --light-color: #f8f9fa;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #ffffff;
            line-height: 1.7;
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .hero-section {
            background: url('https://via.placeholder.com/1600x900') center/cover no-repeat;
            min-height: 70vh;
            display: flex;
            align-items: center;
            position: relative;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.6);
        }
        .hero-content {
            position: relative;
            z-index: 1;
        }
        .section-card {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            border: 1px solid rgba(255,255,255,0.2);
            padding: 2rem;
            margin-bottom: 2rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .section-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.3);
        }
        h1, h2, h3 {
            font-weight: 700;
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 3rem;
            background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--secondary-color);
            border-left: 5px solid var(--accent-color);
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--accent-color);
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--accent-color);
            margin-bottom: 1rem;
        }
        .img-fluid {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.5);
            transition: transform 0.3s ease;
        }
        .img-fluid:hover {
            transform: scale(1.02);
        }
        .nav-link {
            color: rgba(255,255,255,0.8) !important;
            font-weight: 500;
            transition: color 0.3s ease;
        }
        .nav-link:hover {
            color: var(--accent-color) !important;
        }
        .footer {
            background: rgba(0,0,0,0.8);
            padding: 2rem 0;
            margin-top: 3rem;
        }
        .keyword-highlight {
            background: linear-gradient(120deg, transparent 0%, rgba(138, 43, 226, 0.2) 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .hero-section {
                min-height: 50vh;
            }
        }