.au-mailbox { border-radius: 12px; background: var(--surface); box-shadow: 0 0 0 1px var(--gray-400); overflow: hidden; }
.au-inbox .au-mail-head { display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 5px 20px; background: var(--gray-200); }
.au-example { color: var(--gray-1000); }
.au-mail-head .al-reset { margin-left: auto; background: transparent; box-shadow: none; width: 44px; height: 44px; }
.au-mail-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 20px; border-bottom: 1px solid var(--gray-300); }
.au-inbox .al-seg { background: var(--gray-200); box-shadow: none; }
.au-inbox .al-seg-item { gap: 7px; }
.au-inbox [data-count] { font-variant-numeric: tabular-nums; opacity: .65; }
.au-mail-time { font: 12px var(--mono); color: var(--gray-1000); font-variant-numeric: tabular-nums; }
.au-mail-list { min-height: 304px; }
.au-mail-list:focus-visible { outline-offset: -3px; }
.au-mail-row { margin: 0; }
.au-mail-row + .au-mail-row { border-top: 1px solid var(--gray-300); }
.au-mail-row summary { display: flex; align-items: center; gap: 12px; min-height: 76px; padding: 14px 20px; cursor: pointer; list-style: none; transition: background-color 150ms ease-out; }
.au-mail-row summary::-webkit-details-marker { display: none; }
.au-mail-row summary:focus-visible { outline: 2px solid var(--gray-1200); outline-offset: -3px; border-radius: 4px; }
.au-mail-avatar { flex: none; display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--gray-400); border-radius: 50%; color: var(--gray-1000); font-size: 10px; letter-spacing: .03em; }
.au-mail-copy { flex: 1; min-width: 0; display: grid; gap: 2px; }
.au-mail-sender { color: var(--gray-1000); font-size: 12px; line-height: 1.4; }
.au-mail-subject { color: var(--gray-1200); font-size: 14px; line-height: 1.4; }
.au-mail-state { flex: none; color: var(--gray-1000); font-size: 11px; }
.au-mail-chevron { flex: none; color: var(--gray-1000); transition: transform 150ms ease-out; }
.au-mail-row[open] .au-mail-chevron { transform: rotate(90deg); }
.au-mail-row[open] { background: var(--gray-200); }
.au-mail-body { padding: 0 46px 20px 66px; }
.au-mail-body > p { font-size: 14px; line-height: 1.6; margin: 0 0 20px; }
.au-mail-decision { padding-top: 14px; border-top: 1px solid var(--gray-400); }
.au-mail-decision > span { display: block; font-size: 11px; color: var(--gray-1000); }
.au-mail-decision p { font-family: 'Shantell Sans', cursive; color: var(--gray-1200); font-size: 15px; line-height: 1.5; margin: 6px 0 0; }
.au-mail-empty { padding: 64px 32px; margin: 0; font-size: 14px; text-align: center; text-wrap: balance; color: var(--gray-1000); }
.au-mail-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px; border-top: 1px solid var(--gray-400); background: var(--gray-200); }
.au-mail-report { display: grid; gap: 4px; }
.au-mail-report strong { font-size: 13px; font-weight: 500; color: var(--gray-1200); }
.au-mail-report > span { font-size: 11px; line-height: 1.5; color: var(--gray-1000); max-width: 32ch; }
.au-mail-footer .al-btn { gap: 8px; }
.au-inbox figcaption { padding: 12px 0 0; font-size: 12px; color: var(--gray-1000); line-height: 1.5; }
@media(hover:hover) and (pointer:fine) { .au-mail-row summary:hover { background: var(--gray-200); } }
@media(max-width:600px) {
  .au-inbox .au-mail-head { padding-inline: 16px; }
  .au-mail-toolbar { padding: 12px 16px; gap: 10px; }
  .au-inbox .al-seg-item { padding-inline: 12px; }
  .au-mail-row summary { padding: 14px 16px; gap: 10px; flex-wrap: wrap; }
  .au-mail-avatar { display: none; }
  .au-mail-state { font-size: 10px; }
  .au-mail-subject { font-size: 13px; }
  .au-mail-body { padding: 0 16px 20px; }
  .au-mail-footer { align-items: flex-start; flex-direction: column; padding: 16px; }
  .au-mail-report > span { max-width: none; }
  .au-mail-footer .al-btn { align-self: flex-end; }
}
@media(prefers-reduced-motion:reduce) { .au-mail-row summary,.au-mail-chevron { transition: none; } }