/* v5: chat, settings, search, post views, footer, display preferences. */

/* ── display preferences ────────────────────────────── */
:root[data-text="large"] { font-size: 106.25%; }
:root[data-text="larger"] { font-size: 118.75%; }
:root[data-motion="reduce"] *, :root[data-motion="reduce"] *::before, :root[data-motion="reduce"] *::after { animation: none !important; transition: none !important; }

/* ── footer links ───────────────────────────────────── */
.foot-links { display: flex; flex-wrap: wrap; gap: 2px 10px; padding: 0 10px; font-size: 0.72rem; color: var(--ink-3); }
.foot-links a { color: var(--ink-3); text-decoration: none; }
.foot-links a:hover { color: var(--ink); text-decoration: underline; }
.rail .foot-links { margin-top: -4px; }
.sheet .foot-links { justify-content: center; padding-top: 4px; }
.foot-links-pub { padding: 0; }
@media (max-width: 1000px) { .rail .foot-links { display: none; } }

/* ── post views + insights ──────────────────────────── */
.act-views { cursor: default; }
button.act-views { cursor: pointer; }
.act-views:hover { color: var(--cobalt); }
.post-actions .act-views + .act-share { margin-left: 0; }
.post-actions .act-views { margin-left: auto; }
.ins-top { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ins-top > div { display: grid; padding: 14px; border-radius: var(--r-m); background: var(--paper); }
.ins-big { font-family: var(--f-display); font-size: 2rem; line-height: 1.1; font-variant-numeric: tabular-nums; }
.ins-rows { display: grid; gap: 10px; }
.ins-row { display: grid; grid-template-columns: 110px minmax(0, 1fr) 48px; gap: 10px; align-items: center; font-size: var(--t-s); }
.ins-row strong { text-align: right; font-variant-numeric: tabular-nums; }
.ins-bar { height: 10px; border-radius: var(--r-pill); background: var(--sunk); overflow: hidden; }
.ins-bar span { display: block; height: 100%; border-radius: inherit; background: var(--cobalt); animation: grow 700ms var(--ease) both; transform-origin: left; }

/* ── chat ───────────────────────────────────────────── */
.dm { grid-template-columns: 290px minmax(0, 1fr); }
.app:has(.dm) { max-width: calc(var(--rail-w) + 980px + 64px); grid-template-columns: var(--rail-w) minmax(0, 980px); }
.dm-list-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 14px 6px 16px; }
.dm-h1 { font-size: 1.5rem; }
.dm-search { margin: 4px 12px 8px; }
.dm-search input { min-height: 40px; padding-left: 40px; }
.dm-search svg { left: 14px; }
.dm-filters { display: flex; gap: 6px; padding: 0 12px 8px; overflow-x: auto; scrollbar-width: none; }
.dm-filters .lens-btn { flex: none; padding: 5px 11px; font-size: var(--t-xs); }
.dm-title { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dm-flags { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; color: var(--ink-3); }
.group-av { position: relative; flex: none; width: 44px; height: 44px; }
.group-av .avatar { position: absolute; width: 30px; height: 30px; font-size: 0.66rem; box-shadow: 0 0 0 2px var(--surface); }
.group-av .avatar:first-child { top: 0; left: 0; }
.group-av .avatar:nth-child(2) { right: 0; bottom: 0; }
.dm-actions { display: flex; align-items: center; gap: 2px; }
.menu-wrap { position: relative; }
.pop-menu {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 30; min-width: 220px; padding: 6px; display: grid;
  border-radius: var(--r-m); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-2); animation: rise 140ms var(--ease);
}
.pop-menu > a, .pop-menu > button, .pop-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 0; border-radius: var(--r-s); background: none;
  color: var(--ink); font-size: var(--t-s); font-weight: 500; text-decoration: none; text-align: left; cursor: pointer;
}
.pop-menu > a:hover, .pop-menu > button:hover, .pop-item:hover, .pop-item:focus-within { background: var(--sunk); }
.pop-up { top: auto; bottom: calc(100% + 8px); left: 0; right: auto; }
.emoji-pop { grid-template-columns: repeat(6, 1fr); min-width: 252px; gap: 2px; }
.emoji-opt { font-size: 1.3rem; padding: 6px; border: 0; background: none; border-radius: var(--r-s); cursor: pointer; }
.emoji-opt:hover, .emoji-opt:focus-visible { background: var(--sunk); }
.sticker-pop-dm { left: 12px; padding: 10px; }

.dm-confirm { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 14px; background: var(--danger-soft); font-size: var(--t-s); }
.dm-confirm p { flex: 1; min-width: 180px; }

.common { margin: 4px auto 14px; padding: 14px 16px; display: grid; gap: 10px; max-width: 460px; width: 100%; background: linear-gradient(135deg, color-mix(in oklab, var(--cobalt-soft) 50%, var(--surface)), var(--surface) 55%, color-mix(in oklab, var(--marigold-soft) 50%, var(--surface))); }
.common-head { display: flex; align-items: center; gap: 12px; }
.common-title { font-weight: 700; }
.icebreakers { display: grid; gap: 6px; }
.icebreaker { text-align: left; padding: 8px 12px; border-radius: var(--r-m); border: 1px dashed var(--line); background: var(--surface); color: var(--ink-2); font-size: var(--t-s); cursor: pointer; }
.icebreaker:hover { border-style: solid; border-color: var(--cobalt); color: var(--ink); }
.dm-start-hint { text-align: center; margin: 6px 0 12px; }
.dm-day { align-self: center; margin: 12px 0 6px; font-size: var(--t-xs); color: var(--ink-3); }
.dm-day span { font-weight: 700; color: var(--ink-2); }

.msg { position: relative; display: flex; align-items: flex-end; gap: 8px; max-width: 82%; align-self: flex-start; }
.msg.is-mine { align-self: flex-end; flex-direction: row-reverse; }
.msg-av { width: 34px; flex: none; }
.msg-stack { display: grid; gap: 3px; min-width: 0; justify-items: start; position: relative; }
.msg.is-mine .msg-stack { justify-items: end; }
.msg-name { font-size: var(--t-xs); font-weight: 600; color: var(--ink-2); padding-left: 4px; }
.msg .bubble { max-width: 100%; animation: none; }
.msg.is-flash .bubble { animation: flash 1.2s var(--ease); }
@keyframes flash { 0%, 40% { box-shadow: 0 0 0 3px var(--marigold); } 100% { box-shadow: none; } }
.bubble.is-sticker { background: transparent !important; padding: 0; }
.bubble.is-sticker .msg-meta { color: var(--ink-3) !important; }
.bubble-media { display: block; max-width: min(320px, 100%); max-height: 320px; border-radius: 12px; margin-bottom: 4px; object-fit: cover; background: #000; }
.msg-meta { display: inline-flex; align-items: center; gap: 4px; float: right; margin: 6px 0 -2px 10px; font-size: 0.6875rem; color: var(--ink-3); }
.bubble.is-mine, .msg.is-mine .bubble { background: var(--cobalt); color: var(--on-cobalt); border-radius: 18px 18px 6px 18px; }
.msg.is-mine .msg-meta { color: color-mix(in oklab, var(--on-cobalt) 72%, transparent); }
.receipt svg circle { fill: none; stroke: currentColor; stroke-width: 1.6; }
.receipt-seen svg circle:last-child { fill: color-mix(in oklab, currentColor 55%, transparent); }
.msg-quote { display: block; max-width: 280px; padding: 6px 10px; border: 0; border-left: 3px solid var(--marigold); border-radius: 8px; background: var(--sunk); color: var(--ink-2); font-size: var(--t-xs); text-align: left; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; cursor: pointer; }
.msg-quote strong { color: var(--ink); }
.reactions-row { display: flex; gap: 4px; flex-wrap: wrap; }
.reaction { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: var(--r-pill); border: 1px solid var(--line); background: var(--surface); font-size: 0.8rem; cursor: pointer; }
.reaction.is-mine { border-color: var(--cobalt); background: var(--cobalt-soft); }
.reaction span { font-size: var(--t-xs); font-weight: 700; color: var(--ink-2); }
.msg-tools { display: flex; gap: 0; opacity: 0; transition: opacity var(--dur); align-self: center; }
.msg:hover .msg-tools, .msg:focus-within .msg-tools { opacity: 1; }
.msg-tools .icon-btn { width: 32px; height: 32px; }
@media (hover: none) { .msg-tools { opacity: 0.7; } }
.quick-react { position: absolute; bottom: calc(100% + 4px); z-index: 10; display: flex; gap: 2px; padding: 4px; border-radius: var(--r-pill); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-2); animation: rise 140ms var(--ease); }
.msg.is-mine .quick-react { right: 0; }
.quick-react button { font-size: 1.2rem; width: 36px; height: 36px; border: 0; border-radius: 50%; background: none; cursor: pointer; }
.quick-react button:hover, .quick-react button:focus-visible { background: var(--sunk); transform: scale(1.15); }
.voice-note { display: flex; align-items: center; gap: 8px; }
.voice-note audio { height: 34px; max-width: 220px; }

.reply-bar { display: flex; align-items: center; gap: 8px; margin: 0 12px; padding: 8px 10px 8px 12px; border-radius: var(--r-m) var(--r-m) 0 0; background: var(--paper); border-left: 3px solid var(--marigold); font-size: var(--t-s); color: var(--ink-2); }
.reply-bar span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.reply-bar .icon-btn { width: 30px; height: 30px; }
.attach-bar { border-left-color: var(--cobalt); }
.attach-bar .sticker { margin: 0; }
.rec-bar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-top: 1px solid var(--line-soft); }
.rec-bar > span:nth-child(3) { flex: 1; }
.rec-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--live); animation: pulse 1.2s infinite; }
.dm-compose { position: relative; align-items: flex-end; gap: 4px; }
.compose-btn { width: 40px; height: 40px; color: var(--cobalt); cursor: pointer; }
.compose-btn:hover { background: var(--cobalt-soft); }
.dm-compose:has(textarea:not(:placeholder-shown)) .mic-btn { display: none; }
.dm-placeholder { gap: 10px; }
.dm-ph-art { position: relative; width: 84px; height: 56px; margin-bottom: 6px; }
.dm-ph-art span { position: absolute; top: 0; width: 56px; height: 56px; border-radius: 50%; }
.dm-ph-art span:first-child { left: 0; background: var(--cobalt-soft); border: 1.5px solid var(--cobalt); }
.dm-ph-art span:last-child { right: 0; background: color-mix(in oklab, var(--marigold-soft) 80%, transparent); border: 1.5px solid var(--marigold); }
.nm-list { display: grid; gap: 2px; max-height: 320px; overflow-y: auto; }
.nm-person { position: relative; width: 100%; display: flex; align-items: center; gap: 12px; padding: 8px; border: 0; border-radius: var(--r-m); background: none; text-align: left; color: var(--ink); cursor: pointer; }
.nm-person > span:nth-child(2) { display: grid; flex: 1; min-width: 0; }
.nm-person:hover { background: var(--sunk); }
.nm-person .share-check { position: static; }
.nm-person[aria-pressed="true"] .share-check { display: grid; }
@media (max-width: 1180px) { .app:has(.dm) { grid-template-columns: var(--rail-w) minmax(0, 1fr); } }
@media (max-width: 1000px) { .app:has(.dm) { grid-template-columns: 76px minmax(0, 1fr); } .dm { grid-template-columns: 250px minmax(0, 1fr); } }
@media (max-width: 900px) { .dm { grid-template-columns: minmax(0, 1fr); } .msg { max-width: 92%; } }

/* ── settings ───────────────────────────────────────── */
.app:has(.set) { max-width: calc(var(--rail-w) + 980px + 64px); grid-template-columns: var(--rail-w) minmax(0, 980px); }
.set { display: grid; grid-template-columns: 330px minmax(0, 1fr); min-height: calc(100vh - 110px); border: 1px solid var(--line-soft); border-radius: var(--r-l); background: var(--surface); overflow: hidden; }
.set-pane { min-width: 0; }
.set-pane-list { border-right: 1px solid var(--line-soft); padding: 18px 12px; display: flex; flex-direction: column; gap: 12px; }
.set-pane-list .h1 { font-size: 1.6rem; padding: 0 6px; }
.set-pane-list .search input { min-height: 42px; padding-left: 42px; }
.set-list { display: grid; gap: 2px; }
.set-list-item { display: flex; align-items: center; gap: 12px; padding: 12px 10px; border-radius: var(--r-m); color: var(--ink); text-decoration: none; position: relative; }
.set-list-item > span:nth-child(2) { display: grid; flex: 1; min-width: 0; }
.set-list-item strong { font-size: var(--t-s); }
.set-list-item .set-desc { font-size: var(--t-xs); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.set-list-item > svg { color: var(--ink-3); flex: none; }
.set-list-item:hover { background: var(--sunk); color: var(--ink); }
.set-list-item.is-active { background: var(--cobalt-soft); }
.set-list-item.is-active::before { content: ""; position: absolute; left: -12px; top: 10px; bottom: 10px; width: 3px; border-radius: 0 3px 3px 0; background: var(--cobalt); }
.set-list-icon { display: grid; place-items: center; width: 36px; height: 36px; flex: none; border-radius: 50%; background: var(--paper); color: var(--cobalt); }
.set-none { padding: 10px; }
.set-version { margin-top: auto; padding: 0 8px; }
.set-pane-detail { padding: 22px 26px 30px; display: grid; gap: 16px; align-content: start; }
.set-detail-head { display: flex; align-items: flex-start; gap: 8px; }
.set-h2 { font-size: 1.6rem; }
.set-back { display: none; }
.set-body { display: grid; gap: 18px; }
.set-group { display: grid; }
.set-group > .set-row:first-child, .set-group > .set-link:first-child { border-top: 0; }
.set-sub { display: flex; align-items: center; gap: 8px; font-size: var(--t-base); font-weight: 600; padding-top: 14px; border-top: 1px solid var(--line-soft); }
.set-form { max-width: 560px; }
.set-preview { font-size: var(--t-base); color: var(--ink-2); padding: 10px 12px; border-radius: var(--r-s); background: var(--paper); }
.session-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--overlap); box-shadow: 0 0 0 4px var(--overlap-soft); }
.muted-form { display: flex; gap: 8px; }
.muted-form input { flex: 1; min-width: 0; min-height: 38px; padding: 6px 12px; border-radius: var(--r-pill); border: 1px solid var(--line); background: var(--surface); }
.chip-removable { border: 0; cursor: pointer; display: inline-flex; gap: 4px; }
.chip-removable:hover { background: var(--danger-soft); color: var(--danger); }
.data-pre { max-height: 50vh; overflow: auto; padding: 12px; border-radius: var(--r-m); background: var(--paper); font-family: var(--f-mono); font-size: 0.75rem; white-space: pre-wrap; word-break: break-word; }
.set-nav { display: none; }
@media (max-width: 1180px) { .app:has(.set) { grid-template-columns: var(--rail-w) minmax(0, 1fr); } }
@media (max-width: 1000px) { .app:has(.set) { grid-template-columns: 76px minmax(0, 1fr); } .set { grid-template-columns: 270px minmax(0, 1fr); } }
@media (max-width: 900px) {
  .set { grid-template-columns: minmax(0, 1fr); border: 0; background: transparent; min-height: 0; }
  .set.has-section .set-pane-list { display: none; }
  .set:not(.has-section) .set-pane-detail { display: none; }
  .set-pane-list { border: 0; padding: 0; }
  .set-pane-detail { padding: 0; }
  .set-back { display: inline-flex; }
  .set-body { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--r-l); padding: 16px; }
}

/* ── search ─────────────────────────────────────────── */
.search-big { margin-bottom: 18px; }
.search-big input { min-height: 56px; font-size: 1.05rem; padding-left: 50px; padding-right: 48px; box-shadow: var(--shadow-1); }
.search-big > svg { left: 18px; }
.search-big .icon-btn { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); }
.search-block { display: grid; gap: 4px; margin-bottom: 18px; }
.search-block-head { display: flex; align-items: center; justify-content: space-between; }
.search-block .section-title { margin: 10px 0 8px; }
.recent-list { display: grid; }
.recent-list li { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line-soft); }
.recent-item { flex: 1; display: flex; align-items: center; gap: 10px; padding: 12px 4px; border: 0; background: none; color: var(--ink); font-size: var(--t-base); text-align: left; cursor: pointer; }
.recent-item:hover { color: var(--cobalt); }
.idea-chip { border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; padding: 7px 14px; }
.idea-chip:hover { border-color: var(--cobalt); color: var(--cobalt); }
.trend-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: 8px; }
.trend { width: 100%; display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: var(--r-m); border: 1px solid var(--line-soft); background: var(--surface); text-align: left; color: var(--ink); cursor: pointer; }
.trend > span:last-child { display: grid; }
.trend:hover { border-color: var(--line); }
.trend-n { font-family: var(--f-display); font-size: 1.4rem; color: var(--cobalt); width: 24px; }
.tab-count { font-size: var(--t-xs); color: var(--ink-3); font-weight: 500; }
.search-note { display: flex; align-items: center; gap: 6px; font-size: var(--t-s); color: var(--ink-2); margin-bottom: 4px; }

/* ── info pages ─────────────────────────────────────── */
.info { padding: 24px 26px; display: grid; gap: 16px; }
.info section { display: grid; gap: 6px; }
.info section p { color: var(--ink-2); max-width: 62ch; }
.info-links { display: flex; flex-wrap: wrap; gap: 8px 16px; padding-top: 14px; border-top: 1px solid var(--line-soft); font-size: var(--t-s); }
.info-public { max-width: 760px; margin: 0 auto; padding-block: 24px 48px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.search-big input::-webkit-search-cancel-button { -webkit-appearance: none; appearance: none; }
.search-note strong { text-transform: capitalize; }