.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .pg-label { color: var(--muted); font-weight: 400; margin-right: 8px; }
  @keyframes flash { from { background-color: #DCEBFB; } to { background-color: transparent; } }
  .is-flash { animation: flash 1.6s cubic-bezier(.16, 1, .3, 1); }
  @media (prefers-reduced-motion: reduce) { .is-flash { animation: none; } }

  /* =============== Conversation =============== */
  .cv-group + .cv-group { margin-top: 20px; }
  .cv-h2 { margin: 0 0 4px; font: 600 15px/1.3 var(--body); color: var(--ink); }
  .cv-rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--hair); }
  .cv-rows li { border-bottom: 1px solid var(--hair); }
  .cv-row { display: flex; align-items: flex-start; gap: 10px; padding: 9px 8px; margin: 0 -8px; text-decoration: none; border-radius: 6px; transition: background-color .15s ease-out; }
  .cv-row:hover { background: var(--tint); }
  .cv-row:hover .cv-title { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
  .cv-dot { flex: none; width: 18px; height: 22px; display: grid; place-items: center; }
  .cv-dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; }
  .cv-row.is-unread .cv-dot::before { background: var(--dot); }
  .cv-main { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
  .cv-title { font: 500 16px/1.4 var(--body); color: var(--ink); overflow-wrap: anywhere; }
  .cv-meta { font: 400 13.5px/1.4 var(--body); color: var(--muted); overflow-wrap: anywhere; }
  .cv-rows--pinned .cv-row { padding: 8px 8px; }

  .cv-topic-title { font-size: 27px; }
  .cv-posts { list-style: none; margin: 14px 0 0; padding: 0; border-top: 1px solid var(--hair); }
  .cv-post { padding: 15px 0 17px; border-bottom: 1px solid var(--hair); }
  .cv-post.is-team { padding: 15px 16px 17px; margin: 6px -16px; background: var(--tint); border-radius: 8px; border-bottom: 0; }
  .cv-post:has(+ .cv-post.is-team) { border-bottom-color: transparent; }
  .cv-who { display: flex; align-items: center; gap: 12px; margin-bottom: 7px; }
  .cv-who-line { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; min-width: 0; }
  .cv-text { padding-left: 48px; max-width: calc(48px + 64ch); }
  .is-phone .cv-text { padding-left: 0; }
  .is-phone .cv-post { padding: 14px 0 16px; }
  .is-phone .cv-post.is-team { padding: 14px 16px 16px; margin: 6px -16px; border-radius: 0; }
  .is-phone .cv-who { gap: 10px; }
  .is-phone .cv-topic-title { font-size: 24px; }

  /* =============== Answer first =============== */
  .af-h2 { margin: 0 0 4px; font: 600 15px/1.3 var(--body); color: var(--ink); }
  section + section > .af-h2 { margin-top: 26px; }
  .af-rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--hair); }
  .af-rows li { border-bottom: 1px solid var(--hair); }
  .af-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 8px; margin: 0 -8px; border-radius: 6px; text-decoration: none; transition: background-color .15s ease-out; }
  .af-row:hover { background: var(--tint); }
  .af-row:hover .af-title { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
  .af-main { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
  .af-row.is-unread .af-title::before { content: ""; display: inline-block; width: 8px; height: 8px; margin: 0 8px 2px 0; border-radius: 50%; background: var(--dot); vertical-align: middle; }
  .af-title { font: 500 16px/1.4 var(--body); color: var(--ink); overflow-wrap: anywhere; }
  .af-meta { font: 400 13.5px/1.4 var(--body); color: var(--muted); overflow-wrap: anywhere; }
  .af-state { flex: none; display: inline-flex; align-items: center; gap: 5px; font: 500 13px/1.2 var(--body); color: var(--muted); white-space: nowrap; }
  .af-state.is-answered { height: 26px; padding: 0 10px 0 8px; border-radius: 13px; background: var(--tint-2); color: var(--blue); font-weight: 600; }
  .af-state.is-answered svg { width: 15px; height: 15px; stroke-width: 2.4; }
  .af-state.is-none { color: var(--text); }

  .af-q-title { font-size: 27px; }
  .af-asker { display: flex; align-items: center; gap: 10px; margin: 10px 0 16px; font: 400 14px/1.4 var(--body); color: var(--muted); }
  .af-asker .face { width: 28px; height: 28px; }
  .af-asker .face span { font-size: 11px; }
  .af-question { font-size: 17px; line-height: 1.65; max-width: 64ch; }
  .af-answer { margin: 26px 0 10px; padding: 20px 22px 18px; border-radius: 10px; background: var(--tint); }
  .af-answer h2 { margin: 0 0 14px; font: 700 19px/1.25 var(--head); color: var(--ink); }
  .af-answer .ptext { max-width: 64ch; }
  .af-who { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
  .af-who-line { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 10px; min-width: 0; }
  .af-role { font: 500 13.5px/1.3 var(--body); color: var(--blue); }
  .af-h2--replies { margin-top: 30px; padding-bottom: 10px; border-bottom: 1px solid var(--hair); }
  .af-replies { list-style: none; margin: 0; padding: 0; }
  .af-reply { padding: 18px 0; border-bottom: 1px solid var(--hair); }
  .af-rtext { padding-left: 42px; font-size: 16px; max-width: calc(42px + 66ch); }
  .af-noreply { margin: 26px 0 0; color: var(--muted); font: 400 15px/1.5 var(--body); }
  .is-phone .af-meta .af-state { vertical-align: 1px; }
  .is-phone .af-meta .af-state.is-answered { height: 22px; padding: 0 8px 0 6px; font-size: 12.5px; }
  .is-phone .af-question { font-size: 16.5px; }
  .is-phone .af-answer { margin-left: -16px; margin-right: -16px; padding: 18px 16px 16px; border-radius: 0; }
  .is-phone .af-answer h2 { font-size: 18px; }
  .is-phone .af-rtext { padding-left: 0; }
  .is-phone .af-q-title { font-size: 24px; }

  /* =============== Compact table =============== */
  .tb { width: 100%; border-collapse: collapse; table-layout: fixed; font: 400 14px/1.35 var(--body); }
  .tb .c-n { width: 58px; } .tb .c-v { width: 60px; } .tb .c-l { width: 176px; }
  .tb th { height: 34px; padding: 0 5px 0 8px; font-size: 12.5px; background: #EAF2FA; color: var(--ink); font: 600 13px/1 var(--body); text-align: left; border-bottom: 1px solid #D3E0EC; }
  .tb th:first-child { border-radius: 6px 0 0 0; } .tb th:last-child { border-radius: 0 6px 0 0; }
  .tb .r { text-align: right; }
  .tb td { padding: 6px 8px; border-bottom: 1px solid var(--hair); vertical-align: middle; color: var(--muted); }
  .tb tbody tr { cursor: pointer; transition: background-color .15s ease-out; }
  .tb tbody tr:hover { background: var(--tint); }
  .tb tbody tr:hover .tb-topic a { text-decoration: underline; }
  .tb .tb-pinned tr:last-child td { border-bottom: 2px solid #D3E0EC; }
  .tb-topic { display: flex; align-items: flex-start; gap: 9px; }
  .tb-topic a { font: 500 14.5px/1.35 var(--body); color: var(--ink); text-decoration: none; text-underline-offset: 3px; overflow-wrap: anywhere; }
  .tb-ic { flex: none; width: 18px; height: 18px; margin-top: 2px; color: #8EA0B6; }
  .tb-ic.is-unread { color: var(--dot); }
  .tb tr.is-unread .tb-topic a, .tb-item.is-unread .tb-t { font-weight: 600; }
  .tb tr.is-pinned .tb-ic, .tb-item.is-pinned .tb-ic { color: #7F93AE; }
  .tb tr.is-pinned .tb-ic.is-unread, .tb-item.is-pinned .tb-ic.is-unread { color: var(--dot); }
  .tb td.num { color: var(--text); }
  .tb-last { font-size: 13px; }
  .tb-last { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .tb-ago { color: var(--text); }
  .tb-by { color: var(--muted); }
  .tb-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--hair); }
  .tb-list + .tb-list { border-top: 2px solid #D3E0EC; }
  .tb-list li { border-bottom: 1px solid var(--hair); }
  .tb-item { display: flex; gap: 10px; padding: 11px 2px; text-decoration: none; }
  .tb-main { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
  .tb-t { font: 500 15px/1.4 var(--body); color: var(--ink); overflow-wrap: anywhere; }
  .tb-m { font: 400 13px/1.4 var(--body); color: var(--muted); }

  .tb-crumb { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; margin-bottom: 10px; font: 400 14px/1.4 var(--body); color: var(--muted); }
  .tb-crumb a { text-decoration: none; font-weight: 500; }
  .tb-crumb a:hover { text-decoration: underline; }
  .tb-crumb svg { width: 14px; height: 14px; }
  .tb-crumb span { overflow-wrap: anywhere; }
  .tb-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 10px 0 16px; }
  .tb-bar .counts { margin: 0; }
  .tb-bar .pager { margin: 0; }
  .tb-bar .btn { height: 36px; padding: 0 14px; font-size: 14px; }
  .tb-bar .btn svg { width: 16px; height: 16px; }
  .tb-posts { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
  .tb-post { border: 1px solid #D8E3EE; border-radius: 6px; overflow: hidden; }
  .tb-ph { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 10px; padding: 8px 14px; background: #F4F8FC; border-bottom: 1px solid #E1E9F2; }
  .tb-ph .face span { font-size: 11px; }
  .tb-ph .who-name { font-size: 14px; }
  .tb-ph-r { margin-left: auto; display: flex; gap: 12px; align-items: center; }
  .tb-no { font: 500 13px/1 var(--body); color: #6B7A90; }
  .tb-count { font: 400 13px/1 var(--body); color: var(--muted); }
  .tb-post.is-team .tb-ph { background: var(--tint-2); border-bottom-color: #D3E3F5; }
  .tb-text { padding: 14px 16px 16px; font-size: 16px; line-height: 1.6; }
  .is-phone .tb-bar .pager { display: none; }
  .is-phone .tb-ph { padding: 8px 12px; }
  .is-phone .tb-text { padding: 12px 14px 14px; }

  /* =============== Front page =============== */
  .fp-h2 { margin: 0 0 6px; font: 600 15px/1.3 var(--body); color: var(--ink); }
  section + section > .fp-h2 { margin-top: 28px; }
  .fp-pinned ul, .fp-stories { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--hair); }
  .fp-pinned li, .fp-stories li { border-bottom: 1px solid var(--hair); }
  .fp-pin { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 16px; padding: 10px 8px; margin: 0 -8px; border-radius: 6px; text-decoration: none; transition: background-color .15s ease-out; }
  .fp-pin:hover, .fp-story:hover { background: var(--tint); }
  .fp-pin:hover .fp-pin-t, .fp-story:hover .fp-hl { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
  .fp-pin-t { font: 700 16px/1.35 var(--head); color: var(--ink); overflow-wrap: anywhere; }
  .fp-pin.is-unread .fp-pin-t::before, .fp-story.is-unread .fp-hl::before { content: ""; display: inline-block; width: 8px; height: 8px; margin: 0 8px 2px 0; border-radius: 50%; background: var(--dot); vertical-align: middle; }
  .fp-pin-x { grid-column: 1; font: 400 13.5px/1.45 var(--body); color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .fp-pin-m { grid-column: 2; grid-row: 1 / span 2; align-self: center; font: 500 13px/1 var(--body); color: var(--muted); white-space: nowrap; }
  .fp-story { display: flex; flex-direction: column; gap: 6px; padding: 16px 8px 15px; margin: 0 -8px; border-radius: 6px; text-decoration: none; transition: background-color .15s ease-out; }
  .fp-hl { font: 700 19px/1.3 var(--head); color: var(--ink); text-wrap: balance; overflow-wrap: anywhere; }
  .fp-ex { font: 400 15px/1.55 var(--body); color: #3E4D66; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .fp-meta { font: 400 13px/1.4 var(--body); color: var(--muted); overflow-wrap: anywhere; }

  .fp-title { margin: 2px 0 14px; font: 900 31px/1.15 var(--head); color: var(--ink); text-wrap: balance; }
  .fp-byline { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
  .fp-byline > span { display: flex; flex-wrap: wrap; gap: 2px 10px; align-items: center; }
  .fp-lead { font-size: 18px; line-height: 1.7; max-width: 62ch; }
  .fp-h2--letters { margin-top: 34px; padding-bottom: 10px; border-bottom: 2px solid var(--ink); font: 700 17px/1.3 var(--head); }
  .fp-letters { list-style: none; margin: 0; padding: 0; }
  .fp-letter { padding: 16px 0 18px; border-bottom: 1px solid var(--hair); }
  .fp-letter.is-team { padding: 16px 14px 18px; margin: 6px -14px; background: var(--tint); border-radius: 8px; border-bottom: 0; }
  .fp-letter:has(+ .fp-letter.is-team) { border-bottom-color: transparent; }
  .fp-from { display: flex; flex-wrap: wrap; gap: 2px 10px; align-items: center; margin: 0 0 6px; }
  .fp-from .who-name { font-size: 14.5px; }
  .fp-ltext { font-size: 16px; line-height: 1.6; max-width: 68ch; }
  .is-phone .fp-title { font-size: 26px; }
  .is-phone .fp-letter.is-team { padding: 16px 16px 18px; margin: 6px -16px; border-radius: 0; }
  .is-phone .fp-lead { font-size: 17px; }
  .is-phone .fp-pin { padding: 9px 8px; }
  .is-phone .fp-pin-m { grid-row: 1; }
  .is-phone .fp-ex { -webkit-line-clamp: 4; }
  .is-phone .fp-hl { font-size: 18px; }

  .nw { white-space: nowrap; }
  .is-phone .tb-count { display: none; }

  /* Updated original: the conversation topic, denser, beside the table list */
  .v-original .cv-topic-title { font-size: 25.5px; }
  .v-original .cv-posts { margin-top: 12px; }
  .v-original .cv-post { padding: 12px 0 14px; }
  .v-original .cv-post.is-team { padding: 12px 14px 14px; margin: 4px -14px; }
  .v-original .cv-who { gap: 10px; margin-bottom: 5px; }
  .v-original .cv-who .face { width: 30px; height: 30px; }
  .v-original .cv-who .face span { font-size: 11.5px; }
  .v-original .cv-text { padding-left: 40px; max-width: calc(40px + 66ch); line-height: 1.6; }
  .is-phone.v-original .cv-text { padding-left: 0; }
  .is-phone.v-original .cv-post.is-team { margin: 4px -16px; padding: 12px 16px 14px; border-radius: 0; }
  .v-original .ptext p { margin-bottom: .75em; }

  .pager--top { justify-content: flex-start; margin: 0 0 12px; }
  .pager--top .pg-label { margin-left: 0; }
  .is-phone .pager--top { display: none; }