body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f8f9fa;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
    text-align: center;
}

.header h1 {
    margin: 0;
    font-size: 2.5em;
}

.instructions {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
}

.code-block {
    background: #f1f3f4;
    border: 1px solid #e1e5e9;
    border-radius: 6px;
    padding: 16px;
    margin: 10px 0;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 14px;
    overflow-x: auto;
}

.platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.platform-card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

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

.platform-card h3 {
    margin-top: 0;
    color: #667eea;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

.platform-card a {
    display: inline-block;
    background: #667eea;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 10px;
    transition: background 0.2s;
}

.platform-card a:hover {
    background: #5a67d8;
}

.version-badge {
    display: inline-block;
    background: #6c757d;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    margin: 2px;
}

.stats {
    background: #e8f4fd;
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
}

.footer {
    text-align: center;
    margin-top: 30px;
    padding: 20px;
    color: #666;
    font-size: 0.9em;
}