$primary-color: #006699;
$secondary-color: #ff9900;
$bg-color: #f9f9f9;
$dark-bg-color: #282c34;

@mixin button-style {
    background-color: $primary-color;
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;

    &:hover {
        background-color: $secondary-color;
    }
}

html,
body {
    padding: 0;
    margin: 0;
}

.main-component {
    display: flex;
    height: 100vh;
    padding: 8px;
    background-color: $bg-color;

    &.dark-mode {
        background-color: $dark-bg-color;
        color: #fff;
    }

    .sidebar {
        flex: 0 0 300px;
        padding: 16px;
        background-color: $dark-bg-color;
        color: #fff;
        overflow-y: auto;

        h2 {
            font-size: 1.5rem;
            margin-bottom: 16px;
        }
    }

    .content {
        flex: 1;
        padding: 16px;

        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 24px;

            h1 {
                font-size: 2rem;
                margin: 0;
            }

            button {
                @include button-style;
            }
        }

        .body {
            font-size: 1rem;
            line-height: 1.5;
        }
    }
}

.submenu-section {
    width: 200px;
    margin-top: 75px;
    border-left: 1px solid #f9efef;

    > nav {
        position: sticky;
        top: 76px;
    }

    .list-item-section {
        padding-top: 0;
        margin: 0;
        padding-bottom: 0;
        padding-left: 24px;

        .section-link {
            color: #525860;
            text-decoration: none;
            font-size: 12px;

            &:hover {
                color: $primary-color;
            }
        }
    }
}