Maybe/app/views/imports/load.html.erb

<%= content_for :return_to_path, return_to_path(params, imports_path) %>

<div class="mx-auto max-w-[550px] w-full py-24 space-y-4">
  <h1 class="sr-only"><%= t(".load_title") %></h1>

  <div class="text-center space-y-2">
    <h2 class="text-3xl text-gray-900 font-medium"><%= t(".subtitle") %></h2>
    <p class="text-gray-500 text-sm"><%= t(".description") %></p>
  </div>

  <div data-controller="tabs" data-tabs-active-class="bg-white" data-tabs-default-tab-value="csv-upload-tab">
    <div class="flex justify-center mb-4">
      <div class="bg-gray-50 rounded-lg inline-flex p-1 space-x-2 text-sm text-gray-900 font-medium">
        <button data-id="csv-upload-tab" class="p-2 rounded-lg" data-tabs-target="btn" data-action="click->tabs#select">Upload CSV</button>
        <button data-id="csv-paste-tab" class="p-2 rounded-lg" data-tabs-target="btn" data-action="click->tabs#select">Copy & Paste</button>
      </div>
    </div>
    <div data-tabs-target="tab" id="csv-upload-tab">
      <%= render partial: "imports/csv_upload", locals: { import: @import } %>
    </div>
    <div data-tabs-target="tab" id="csv-paste-tab" class="hidden">
      <%= render partial: "imports/csv_paste", locals: { import: @import } %>
    </div>
  </div>
</div>