/* Simple, modern styling */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #333;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    max-width: 800px;
    width: 100%;
    padding: 40px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

h1 {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.1rem;
    color: #666;
}

h2 {
    color: #667eea;
    margin-bottom: 20px;
}

.info {
    background: #f7f7f7;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.features {
    list-style: none;
    margin: 20px 0;
    padding: 0;
}

.features li {
    padding: 10px 0;
    font-size: 1.1rem;
}

.note {
    margin-top: 30px;
    padding: 15px;
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    border-radius: 4px;
}

code {
    background: #e9ecef;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
    color: #666;
}

@media (max-width: 600px) {
    h1 {
        font-size: 1.8rem;
    }

    .container {
        padding: 20px;
    }
}