* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Roboto', sans-serif;
        }

        :root {
            --primary-color: #10a37f;
            --dark-bg: #202123;
            --light-bg: #ffffff;
            --text-dark: #343541;
            --text-light: #ececf1;
        }

        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.6;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        nav {
            background-color: var(--light-bg);
            padding: 1rem 0;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        .nav-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: var(--primary-color);
        }

        .hero {
            padding: 120px 0 80px;
            background: linear-gradient(135deg, #e6f4f1 0%, #f0f7ff 100%);
            text-align: center;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            color: var(--text-dark);
        }

        .hero p {
            font-size: 1.2rem;
            color: #666;
            max-width: 800px;
            margin: 0 auto 2rem;
        }

        .cta-button {
            display: inline-block;
            padding: 1rem 2rem;
            background-color: var(--primary-color);
            color: white;
            text-decoration: none;
            border-radius: 5px;
            font-weight: 500;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(16, 163, 127, 0.3);
        }

        .features {
            padding: 5rem 0;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
            transition: transform 0.3s;
        }

        .feature-card:hover {
            transform: translateY(-5px);
        }

        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 0;
            margin-top: 5rem;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }
        }