.admin-modal-box .user-mailboxes { grid-column: 1 / -1; min-width: 0; padding: 12px 0; border-top: 1px solid var(--line); }
.user-mailboxes header { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.user-mailboxes h4 { margin: 0; font-size: 13px; font-weight: 600; }
.user-mailboxes [data-mailbox-count] { color: var(--muted); margin-left: 6px; font-weight: 400; }
.user-mailboxes .ghost-button { display: inline-flex; align-items: center; justify-content: center; gap: 5px; font-size: 12px; min-height: 30px; padding: 4px 8px; border-radius: 6px; }
.user-mailbox-primary, .user-mailbox-entry summary { display: flex; align-items: center; gap: 8px; padding: 10px 0; font-size: 13px; overflow-wrap: anywhere; }
.user-mailbox-primary > :first-child, .user-mailbox-entry summary > :first-child { flex: 1; min-width: 0; }
.user-mailbox-entry { border-top: 1px solid var(--line); }
.user-mailbox-entry summary { cursor: pointer; list-style: none; }
.user-mailbox-entry summary::after { content: "+"; width: 16px; text-align: center; }
.user-mailbox-entry[open] summary::after { content: "-"; }
.user-mailbox-entry summary::-webkit-details-marker { display: none; }
.user-mailbox-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; padding-bottom: 8px; }
.admin-modal-box .user-mailbox-fields label { display: grid; gap: 4px; margin: 0; min-width: 0; font-size: 12px; }
.admin-modal-box .user-mailbox-fields input { width: 100%; min-width: 0; height: 32px; min-height: 32px; font-size: 13px; border-radius: 6px; }
.user-mailbox-fields input[aria-invalid=true] { border-color: var(--red); }
.user-mailbox-row-actions { grid-column: 1 / -1; display: flex; align-items: center; justify-content: flex-end; gap: 6px; flex-wrap: wrap; }
.user-mailbox-row-actions > span { margin-right: auto; }
.user-mailbox-state, .user-mailbox-notice { color: var(--muted); font-size: 12px; }
.user-mailbox-notice { margin: 8px 0 0; line-height: 1.5; }
.user-mailbox-error { grid-column: 1 / -1; color: var(--red); font-size: 12px; }
.user-mailbox-error:empty { display: none; }
@media (max-width: 500px) { .user-mailbox-fields { grid-template-columns: 1fr; } }