@php
    $type = $type ?? 'updated';
@endphp
@if ($type === 'assignment')
    <span class="flex h-8 w-8 items-center justify-center rounded-full bg-blue-100 text-blue-600" title="Assignment">
        <svg class="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M16 7a4 4 0 11-8 0 4 4 0 018 0zM12 14a7 7 0 00-7 7h14a7 7 0 00-7-7z"/></svg>
    </span>
@elseif (in_array($type, ['reminder_1hr', 'deadline', 'overdue']))
    <span class="flex h-8 w-8 items-center justify-center rounded-full bg-amber-100 text-amber-600" title="Reminder">
        <svg class="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>
    </span>
@elseif ($type === 'comment')
    <span class="flex h-8 w-8 items-center justify-center rounded-full bg-gray-100 text-gray-600" title="Comment">
        <svg class="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.863 9.863 0 01-4.255-.949L3 20l1.395-3.72C3.512 15.042 3 13.574 3 12c0-4.418 4.03-8 9-8s9 3.582 9 8z"/></svg>
    </span>
@else
    <span class="flex h-8 w-8 items-center justify-center rounded-full bg-gray-100 text-gray-600" title="Notification">
        <svg class="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 17h5l-1.405-1.405A2.032 2.032 0 0118 14.158V11a6.002 6.002 0 00-4-5.659V5a2 2 0 10-4 0v.341C7.67 6.165 6 8.388 6 11v3.159c0 .538-.214 1.055-.595 1.436L4 17h5m6 0v1a3 3 0 11-6 0v-1m6 0H9"/></svg>
    </span>
@endif