:root {
    --sidebar-width: 240px;
}

body {
    margin: 0;
    min-height: 100vh;
}

/* Common styles */
.sidebar nav h3 {
    margin-top: 0;
}

.sidebar nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar nav li a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0.5rem;
    text-decoration: none;
    border-radius: var(--pico-border-radius);
}

.sidebar nav li a:hover {
    background-color: var(--pico-muted-background-color);
}

/* Desktop Layout */
@media (min-width: 992px) {
    body {
        display: grid;
        grid-template-columns: var(--sidebar-width) 1fr;
        grid-template-rows: 100vh;
    }

    .sidebar {
        padding: 1.5rem;
        border-right: 1px solid var(--pico-muted-border-color);
        overflow-y: auto;
    }

    main.container {
        overflow-y: auto;
        padding: 2rem;
    }
}

/* Mobile Layout */
@media (max-width: 991px) {
    body {
        display: flex;
        flex-direction: column;
    }

    .sidebar {
        padding: 1rem;
        border-bottom: 1px solid var(--pico-muted-border-color);
    }

    .sidebar nav h3 {
        margin-bottom: 0.5rem;
        font-size: 1.25rem;
    }

    .sidebar nav ul {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .sidebar nav li a {
        padding: 0.5rem;
        font-size: 0.9rem;
        border: 1px solid var(--pico-muted-border-color);
    }

    main.container {
        padding: 1rem;
        width: 100%;
    }

    /* Ensure tables scroll on small screens */
    table {
        display: block;
        overflow-x: auto;
        width: 100%;
    }
}