:root {
            --primary-color: #4a90e2;
            --secondary-color: #ff6b6b;
            --accent-color: #ffd93d;
            --text-dark: #2c3e50;
            --text-light: #7f8c8d;
            --bg-light: #f8f9fa;
            --border-radius: 12px;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--bg-light);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--primary-color) !important;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
        }
        .navbar {
            box-shadow: var(--shadow);
            background-color: white;
            padding: 1rem 0;
        }
        .nav-link {
            font-weight: 600;
            color: var(--text-dark) !important;
            transition: var(--transition);
            margin: 0 0.5rem;
        }
        .nav-link:hover {
            color: var(--primary-color) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color), #6c5ce7);
            color: white;
            padding: 4rem 0;
            border-radius: 0 0 var(--border-radius) var(--border-radius);
            margin-bottom: 3rem;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
        }
        .hero-subtitle {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        .btn-hero {
            background-color: var(--accent-color);
            color: var(--text-dark);
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            border: none;
            transition: var(--transition);
            margin: 0.5rem;
        }
        .btn-hero:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0,0,0,0.2);
        }
        .content-section {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 2.5rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }
        h1, h2, h3 {
            color: var(--text-dark);
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.5rem;
            font-weight: 800;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-color);
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--secondary-color);
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: rgba(255, 217, 61, 0.2);
            padding: 1.5rem;
            border-left: 4px solid var(--accent-color);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin: 1.5rem 0;
        }
        .feature-list {
            list-style-type: none;
            padding-left: 0;
        }
        .feature-list li {
            margin-bottom: 1rem;
            padding-left: 2rem;
            position: relative;
        }
        .feature-list li:before {
            content: "✓";
            color: var(--primary-color);
            font-weight: bold;
            position: absolute;
            left: 0;
        }
        .content-image {
            width: 100%;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .tag {
            display: inline-block;
            background-color: #e9ecef;
            color: var(--text-dark);
            padding: 0.4rem 1rem;
            border-radius: 50px;
            margin: 0.3rem;
            font-size: 0.9rem;
            transition: var(--transition);
            text-decoration: none;
        }
        .tag:hover {
            background-color: var(--primary-color);
            color: white;
            text-decoration: none;
        }
        footer {
            background-color: var(--text-dark);
            color: white;
            padding: 3rem 0 1rem;
            margin-top: 3rem;
        }
        .footer-links {
            list-style-type: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            border-top: 1px solid #34495e;
            padding-top: 1.5rem;
            margin-top: 2rem;
            text-align: center;
            color: #bdc3c7;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.2rem;
            }
            .hero-subtitle {
                font-size: 1.1rem;
            }
            .content-section {
                padding: 1.5rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
        }