:root {
            --primary: #00d084;
            --secondary: #0693e3;
            --dark: #1b1a20;
            --text: #333;
            --white: #ffffff;
        }
        body {
            font-family: 'Open Sans', Arial, sans-serif;
            line-height: 1.6;
            color: var(--text);
            margin: 0;
            padding: 0;
        }
        header {
            background: var(--dark);
            color: var(--white);
            padding: 1rem 0;
            text-align: center;
        }
        .logo-placeholder {
            width: 200px;
            height: 60px;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            margin: 0 auto 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            border-radius: 4px;
        }
        nav {
            background: #32373c;
            padding: 0.5rem;
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-size: 0.9rem;
        }
        .hero {
            background: #f4f4f4;
            padding: 4rem 1rem;
            text-align: center;
        }
        .container {
            max-width: 1000px;
            margin: 0 auto;
            padding: 2rem;
        }
        .btn {
            background: var(--primary);
            color: white;
            padding: 12px 24px;
            text-decoration: none;
            border-radius: 5px;
            display: inline-block;
            margin-top: 1rem;
        }
        footer {
            background: var(--dark);
            color: white;
            text-align: center;
            padding: 2rem;
            margin-top: 2rem;
        }
        @media (max-width: 768px) {
            nav { flex-direction: column; align-items: center; }
        }