.contact-mail-dialog {
    width: min(720px, calc(100vw - 24px));
    max-height: calc(100dvh - 32px);
    box-sizing: border-box;
    padding: 0;
    border: 1px solid var(--thf-border);
    border-radius: 12px;
    background: var(--thf-surface);
    color: var(--thf-text);
    overflow: auto;
}
.contact-mail-dialog::backdrop { background: var(--thf-overlay, rgb(0 0 0 / 50%)); }
.contact-mail-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px; border-bottom: 1px solid var(--thf-border); }
.contact-mail-header h2 { margin: 0; color: var(--thf-heading); font-size: 20px; }
.contact-mail-panel { padding: 16px; }
.contact-mail-panel p { overflow-wrap: anywhere; }
.contact-mail-panel details { padding: 10px; background: var(--thf-surface-2); border: 1px solid var(--thf-border); border-radius: 8px; margin-bottom: 12px; }
.contact-mail-panel pre { white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; color: var(--thf-text); margin: 10px 0 0; }
.contact-mail-panel textarea { width: 100%; box-sizing: border-box; resize: vertical; min-height: 160px; border: 1px solid var(--thf-border); border-radius: 8px; padding: 12px; background: var(--thf-bg); color: var(--thf-text); font: inherit; margin: 8px 0; }
.contact-mail-panel textarea::placeholder { color: var(--thf-text-2); }
.contact-mail-actions,.contact-mail-inline-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.contact-mail-dialog button,.contact-mail-inline-actions button,.contact-mail-toolbar button { cursor: pointer; padding: 9px 12px; border: 1px solid var(--thf-border); border-radius: 8px; background: var(--thf-surface-2); color: var(--thf-text); font: inherit; }
.contact-mail-dialog button:disabled { opacity: .65; cursor: wait; }
.contact-mail-dialog [data-mail-send] { background: var(--primary-btn-bg, var(--thf-surface-2)); color: var(--primary-btn-text, var(--thf-text)); font-weight: 700; }
.contact-mail-dialog a { color: var(--thf-link); }
.contact-mail-note,.contact-mail-screen { color: var(--thf-text-2); font-size: .9em; }
.contact-mail-status { min-height: 24px; }
.contact-mail-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 12px; color: var(--thf-text); background: var(--thf-surface-2); border-bottom: 1px solid var(--thf-border); font-size: 13px; flex-shrink: 0; }
.contact-mail-trash-item { border-top: 1px solid var(--thf-border); padding: 12px 0; }
@media (max-width: 480px) {
    .contact-mail-dialog { max-height: calc(100dvh - 16px); }
    .contact-mail-panel,.contact-mail-header { padding: 12px; }
    .contact-mail-actions button { flex: 1 1 140px; }
    .contact-mail-toolbar { align-items: flex-start; }
}