* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

.dashboard {
    display: grid;
    grid-template-columns: 250px 1fr;
    min-height: 100vh;
}

.main-content {
    grid-column: 2;
    padding: 20px;
}

@media (max-width: 768px) {
    .dashboard {
        grid-template-columns: 1fr;
    }

    .main-content {
        grid-column: 1;
    }
}