/* 邮箱表单在两端使用相同结构，复用已有主题变量；各部分仅用分隔线区分。 */
.email-page { height: calc(100vh - 30px); padding: 28px 32px 40px; overflow-y: auto; color: var(--text); }
.email-inner { max-width: 760px; margin: 0 auto; }
.email-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid var(--field-border); }
.email-heading > div { display: flex; align-items: center; gap: 12px; min-width: 0; }
.email-heading img { width: 34px; height: 34px; object-fit: contain; }
.email-heading h1 { margin: 0; font-size: 24px; letter-spacing: 0; }
.email-form { color: var(--text); font-size: 14px; line-height: 1.6; letter-spacing: 0; min-width: 0; }
.email-form fieldset { margin: 0; padding: 0; border: 0; min-width: 0; }
.email-section { padding: 18px 0; border-bottom: 1px solid var(--field-border, var(--line)); min-width: 0; }
.email-section h3 { margin: 0 0 14px; font-size: 15px; font-weight: 600; }
.email-addresses { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 16px; }
.email-field { display: grid; gap: 6px; min-width: 0; margin-bottom: 14px; font-size: 13px; }
.email-field:last-child { margin-bottom: 0; }
.email-field input, .email-field select { width: 100%; max-width: 100%; min-width: 0; min-height: 44px; padding: 9px 11px; color: var(--text); background: var(--field-bg, var(--surface)); border: 1px solid var(--field-border, var(--line)); border-radius: 6px; font: inherit; font-size: 16px; letter-spacing: 0; }
.email-field input:focus-visible, .email-field select:focus-visible, .email-command:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.email-toggle { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; margin-bottom: 12px; }
.email-toggle input { width: 20px; height: 20px; accent-color: var(--accent); }
.email-hour { max-width: 240px; }
.email-muted { margin: 0; color: var(--text-secondary); font-size: 12px; line-height: 1.7; overflow-wrap: anywhere; }
.email-delivery { margin: 0; color: var(--text-secondary); font-size: 13px; white-space: pre-wrap; overflow-wrap: anywhere; }
.email-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 10px; padding-top: 20px; }
.email-command { min-height: 44px; max-width: 100%; padding: 9px 13px; border: 1px solid var(--field-border, var(--line)); border-radius: 6px; color: var(--text); background: var(--field-bg, var(--surface)); font: inherit; font-size: 13px; cursor: pointer; overflow-wrap: anywhere; letter-spacing: 0; transition: border-color 140ms, background-color 140ms; }
.email-command:hover { border-color: var(--accent); }
.email-command.email-primary { color: #fff; background: var(--accent); border-color: var(--accent); }
.email-command:disabled { opacity: .5; cursor: default; }
.email-status { min-height: 24px; margin: 14px 0 10px; font-size: 13px; color: var(--text-secondary); overflow-wrap: anywhere; }
.email-status.is-error, .email-delivery.is-error { color: var(--danger, #b53d47); }
.email-entry { padding: 18px 0; border-bottom: 1px solid var(--line); }
.email-entry h2 { margin-bottom: 12px; }
.email-form[aria-busy="true"] fieldset { opacity: .65; }
@media (max-width: 600px) {
  .email-page { padding: 18px 18px 30px; }
  .email-addresses { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .email-addresses .email-field:last-child { margin-bottom: 14px; }
  .email-heading { gap: 10px; align-items: flex-start; }
  .email-heading h1 { font-size: 21px; }
  .email-heading > button { flex-shrink: 0; }
  .email-heading img { width: 28px; height: 28px; }
  .email-actions { justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) { .email-command { transition: none; } }