/* Individual conversations: compact list, readable history and explicit reply. */
.inbox-page { min-width: 0; }
.inbox-page [hidden] { display: none !important; }
.inbox-scope { color: var(--muted); font-size: 12px; line-height: 1.75; max-width: 980px; margin: 0 0 18px; }
.inbox-page > .form-feedback:empty { display: none; }
.inbox-page > .form-feedback { margin-bottom: 16px; }
.inbox-workspace {
  display: grid;
  grid-template-columns: 306px minmax(0, 1fr);
  height: clamp(420px, calc(100dvh - 304px), 920px);
  min-height: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--deep);
}
.inbox-sidebar { display: flex; flex-direction: column; min-width: 0; min-height: 0; border-right: 1px solid var(--line); background: var(--panel); }
.inbox-list-heading { padding: 20px 18px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.inbox-list-heading h2 { font-size: 16px; letter-spacing: -.025em; }
.inbox-list-heading > span { display: grid; place-items: center; min-width: 26px; padding: 3px 7px; border: 1px solid var(--line); border-radius: 6px; color: var(--muted); background: var(--deep); font-size: 11px; font-variant-numeric: tabular-nums; }
.inbox-search { padding: 0 16px; margin: 0; }
.inbox-search input { font-size: 12px; min-height: 40px; background: var(--deep); }
.inbox-unread { display: flex; align-items: center; gap: 9px; margin: 0; padding: 14px 18px; font-size: 11px; color: var(--muted); border-bottom: 1px solid var(--line); }
.inbox-unread input { width: 15px; height: 15px; accent-color: var(--accent); }
.inbox-conversations { min-height: 0; overflow: auto; flex: 1; overscroll-behavior: contain; }
.inbox-conversation {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: 100%;
  padding: 16px 15px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  color: var(--ink);
  background: transparent;
  text-align: left;
  transition: background .15s;
}
.inbox-conversation:hover { background: var(--panel-raised); }
.inbox-conversation[aria-current=true] { border-left-color: var(--accent); background: var(--accent-soft); }
.inbox-avatar { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 11px; display: grid; place-items: center; background: var(--panel-raised); color: var(--ink); font: 650 12px Manrope, Arial, sans-serif; }
.inbox-conversation[aria-current=true] .inbox-avatar { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 28%, var(--line)); background: var(--deep); }
.inbox-conversation strong { display: block; font-size: 12px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.inbox-preview { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--muted); font-size: 11px; margin-top: 6px; }
.inbox-conversation-meta { align-self: start; display: flex; align-items: end; flex-direction: column; gap: 8px; }
.inbox-conversation time { font-size: 10px; color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.inbox-unread-count { display: grid; place-items: center; font-size: 10px; min-width: 18px; height: 18px; padding: 2px 5px; border-radius: 20px; text-align: center; background: var(--accent-strong); color: var(--deep); font-weight: 700; }
.inbox-pagination { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; gap: 10px; border-top: 1px solid var(--line); background: var(--panel); }
.inbox-pagination .button { min-height: 32px; padding: 5px 10px; }
.inbox-pagination > span { font-size: 11px; }
.inbox-placeholder { display: flex; align-items: center; justify-content: center; flex-direction: column; text-align: center; padding: 32px; min-width: 0; }
.inbox-placeholder > span { display: grid; place-items: center; width: 64px; height: 64px; border: 1px solid var(--line); background: var(--panel); border-radius: 18px; margin-bottom: 22px; color: var(--accent); font-size: 30px; }
.inbox-placeholder > span svg { width: 28px; height: 28px; }
.inbox-placeholder h2 { font-size: 23px; line-height: 1.35; letter-spacing: -.04em; }
.inbox-placeholder p { font-size: 12px; line-height: 1.8; color: var(--muted); max-width: 330px; margin: 12px 0 22px; }
.inbox-placeholder .text-link { font-size: 12px; }
.inbox-thread { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.inbox-thread-heading { display: flex; align-items: center; gap: 12px; padding: 17px 22px; min-height: 78px; border-bottom: 1px solid var(--line); background: var(--panel); }
.inbox-thread-heading > div { min-width: 0; flex: 1; }
.inbox-thread-heading h2 { font-size: 16px; letter-spacing: -.025em; overflow-wrap: anywhere; }
.inbox-thread-heading p { font-size: 11px; color: var(--muted); margin-top: 5px; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.inbox-direct-label { color: var(--muted); border: 1px solid var(--line); border-radius: 5px; padding: 5px 8px; font-size: 10px; white-space: nowrap; }
.inbox-back { display: none; }
.inbox-scroll { flex: 1; overflow: auto; min-height: 0; padding: 24px; overscroll-behavior: contain; scrollbar-gutter: stable; }
.inbox-scroll > #inbox-older { display: block; margin: 0 auto 20px; font-size: 11px; min-height: 34px; }
#inbox-messages { display: flex; flex-direction: column; gap: 16px; }
.inbox-message { max-width: min(84%, 680px); align-self: start; border: 1px solid var(--line); background: var(--panel-raised); border-radius: 4px 12px 12px 12px; padding: 12px 15px; min-width: 132px; }
.inbox-message.is-outgoing { align-self: end; background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 24%, var(--line)); border-radius: 12px 4px 12px 12px; }
.inbox-message.is-attention { border-color: color-mix(in srgb, var(--warning) 65%, var(--line)); }
.inbox-message p { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 13px; line-height: 1.75; }
.inbox-message-footer { display: flex; gap: 12px; justify-content: end; flex-wrap: wrap; margin-top: 8px; color: var(--muted); font-size: 10px; line-height: 1.5; font-variant-numeric: tabular-nums; }
.inbox-message-footer span { color: var(--accent); }
.inbox-message-media { border: 1px dashed var(--line); border-radius: 7px; background: var(--deep); padding: 12px; font-size: 12px; color: var(--ink); margin-bottom: 8px; }
.inbox-message-media small { display: block; font-size: 11px; color: var(--muted); line-height: 1.65; margin-top: 5px; }
.inbox-message.is-removed p { font-style: italic; color: var(--muted); }
.inbox-message .inbox-message-error { font-size: 11px; color: var(--warning); margin-top: 10px; }
.inbox-empty { padding: 24px 20px; text-align: center; font-size: 12px; line-height: 1.8; color: var(--muted); }
.inbox-sidebar > .inbox-empty { margin: auto 0; }
.inbox-sidebar:has(#inbox-empty:not([hidden])) .inbox-conversations { flex: 0; }
#inbox-empty:not([hidden]) { display: grid; place-items: center; flex: 1; margin: 0; }
.inbox-composer { padding: 18px 22px; border-top: 1px solid var(--line); background: var(--panel); }
.inbox-composer label { display: flex; justify-content: space-between; gap: 12px; font-size: 12px; margin-bottom: 9px; }
.inbox-composer label span { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.inbox-composer textarea {
  display: block;
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--deep);
  color: var(--ink);
  padding: 12px 14px;
  font: 13px/1.7 Inter, Arial, sans-serif;
  min-height: 76px;
  max-height: 180px;
  resize: vertical;
  transition: border-color .15s;
}
.inbox-composer textarea::placeholder { color: var(--muted); }
.inbox-composer textarea:disabled { opacity: .6; cursor: default; }
.inbox-composer textarea:focus { border-color: var(--accent); }
.inbox-compose-actions { display: flex; align-items: center; justify-content: end; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.inbox-compose-actions > span { flex: 1; font-size: 11px; line-height: 1.6; color: var(--muted); }
.inbox-compose-actions .button { min-height: 38px; font-size: 12px; padding: 10px 14px; }
.inbox-composer .form-feedback { margin-top: 12px; font-size: 11px; }
.inbox-composer .form-feedback:empty { display: none; }
.inbox-page :is(button, input, textarea):focus-visible, .inbox-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.inbox-conversation:focus-visible, .inbox-scroll:focus-visible { outline-offset: -3px; }

@media (max-width: 1260px) {
  .inbox-workspace { grid-template-columns: 276px minmax(0, 1fr); }
  .inbox-thread-heading, .inbox-scroll, .inbox-composer { padding-inline: 18px; }
  .inbox-direct-label { display: none; }
  .inbox-message { max-width: 92%; }
  .inbox-compose-actions > span { flex-basis: 100%; }
}
@media (max-width: 760px) {
  .inbox-workspace { grid-template-columns: minmax(0, 1fr); height: clamp(530px, calc(100svh - 210px), 820px); }
  .inbox-sidebar { border-right: 0; }
  .inbox-placeholder { display: none; }
  .inbox-workspace:not(.has-conversation) .inbox-thread { display: none; }
  .inbox-workspace.has-conversation .inbox-sidebar { display: none; }
  .inbox-back { display: block; min-height: 36px; padding: 6px 11px; }
  .inbox-thread-heading { padding: 16px; min-height: 74px; }
  .inbox-thread-heading h2 { font-size: 15px; }
  .inbox-scroll { padding: 20px 14px; }
  .inbox-composer { padding: 16px; }
  .inbox-composer textarea { min-height: 70px; }
  .inbox-scope { font-size: 11px; line-height: 1.7; }
  .inbox-message { max-width: 93%; padding: 11px 13px; }
  .inbox-compose-actions .button { flex: 1; }
  .inbox-conversation { padding: 17px 15px; }
}
@media (prefers-reduced-motion: reduce) {
  .inbox-page * { transition: none; scroll-behavior: auto; }
}