:root {
            --primary-color: #FF9933;
            --secondary-color: #138808;
            --accent-color: #000080;
            --text-dark: #1a1a1a;
            --text-light: #666;
            --bg-light: #f8f9fa;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        .hero-section {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://via.placeholder.com/1200x600') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .section-title {
            border-left: 5px solid var(--primary-color);
            padding-left: 15px;
            margin: 40px 0 25px;
            font-weight: 700;
        }
        .content-card {
            background: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            padding: 30px;
            margin-bottom: 30px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: none;
        }
        .content-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        .img-container {
            border-radius: 10px;
            overflow: hidden;
            margin: 25px 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .highlight-text {
            background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 700;
        }
        .key-point {
            background-color: rgba(255, 153, 51, 0.1);
            border-left: 4px solid var(--primary-color);
            padding: 15px 20px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        footer {
            background: linear-gradient(135deg, var(--accent-color), #1a1a2e);
            color: white;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .social-links a {
            color: white;
            font-size: 1.5rem;
            margin: 0 10px;
            transition: color 0.3s ease;
        }
        .social-links a:hover {
            color: var(--primary-color);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0;
            }
            .navbar-brand {
                font-size: 1.5rem;
            }
            .content-card {
                padding: 20px;
            }
        }