.shell-card.ch-card{--ch-card-accent:var(--accent);display:flex;align-items:stretch;width:100%;max-width:min(420px,100%);min-width:0;padding:0;border-radius:var(--r-lg);overflow:hidden;text-align:left;font-size:13px;line-height:1.4}.shell-card.ch-card[data-tone=muted]{--ch-card-accent:var(--c-text-3);opacity:.82}.shell-card.ch-card[data-live=true]{border-color:var(--ch-card-accent);box-shadow:0 0 0 3px color-mix(in oklab,var(--ch-card-accent) 14%,transparent),var(--sh-xs)}.ch-card-strip{flex:none;width:34px;display:flex;justify-content:center;padding-top:12px;color:var(--ch-card-accent);background:color-mix(in oklab,var(--ch-card-accent) 12%,var(--c-surface))}.ch-card-main{flex:1 1 auto;min-width:0;padding:11px 13px 13px 12px}.ch-card-eyebrow{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px;font-size:10.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--ch-card-accent)}.ch-card-eyebrow-label{display:inline-flex;align-items:center;gap:6px;min-width:0}.ch-card-title{margin-bottom:4px;font-family:var(--font-display,inherit);font-size:15px;font-weight:800;line-height:1.25;color:var(--c-text);overflow-wrap:anywhere}.ch-card[data-tone=muted] .ch-card-title{color:var(--c-text-3)}.ch-card-meta{font-size:12.5px;color:var(--c-text-2)}.ch-card-body{font-size:13.5px;color:var(--c-text);white-space:pre-wrap}.ch-card-score{font-size:24px;font-weight:800;line-height:1.1;color:var(--c-text);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ch-card-score-sep{color:var(--c-text-2);font-weight:600}.ch-card-pill{display:inline-flex;align-items:center;padding:2px 7px;border-radius:var(--r-pill);font-size:10.5px;font-weight:800;letter-spacing:.03em;text-transform:none;color:var(--ch-card-accent);background:color-mix(in oklab,var(--ch-card-accent) 12%,transparent)}.ch-card-pill[data-tone=muted]{color:var(--c-text-3);background:color-mix(in oklab,var(--c-text-3) 12%,transparent)}.ch-card-panel{border:1px solid var(--c-border);border-radius:var(--r-md);background:color-mix(in oklab,var(--ch-card-accent) 6%,var(--c-surface))}.ch-card-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:12px}.ch-card-actions .shell-button{font-size:12.5px}.ch-card-option{position:relative;width:100%;padding:9px 12px;border:1.5px solid var(--c-border);border-radius:var(--r-md);background:var(--c-surface-2);color:var(--c-text);font:inherit;font-size:13.5px;text-align:left;cursor:pointer;overflow:hidden}.ch-card-option[data-mine=true]{border-color:var(--ch-card-accent);font-weight:700}.ch-card-option:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.ch-card-option-bar{position:absolute;inset:0;background:color-mix(in oklab,var(--ch-card-accent) 12%,transparent)}.ch-card-option-label{position:relative;display:flex;justify-content:space-between;gap:10px}.ch-iconbtn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--r-sm);cursor:pointer;background:transparent;border:1px solid transparent;color:var(--c-text-2);transition:background .14s,color .14s,border-color .14s}.ch-iconbtn:hover{background:var(--c-surface-3);color:var(--c-text)}.ch-iconbtn:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.ch-iconbtn:disabled{opacity:.5;cursor:not-allowed}.ch-field-input{width:100%;height:40px;padding:0 12px;font:inherit;font-size:14px;color:var(--c-text);background:var(--c-surface);border:1px solid var(--c-border-2);border-radius:var(--r-sm);transition:border-color .14s,box-shadow .14s}.ch-field-input::placeholder{color:var(--c-text-3)}.ch-field-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 18%,transparent)}.ch-row{display:flex;gap:10px;align-items:flex-start;max-width:780px;padding-top:12px}.ch-row[data-grouped=true]{padding-top:2px}.ch-row:has(.ch-bubble>.ch-reactions),.ch-row:has(.ch-form-card-slot>.ch-reactions){padding-bottom:22px}.ch-row-avatar-spacer{width:32px;flex:none}.ch-day-divider{display:flex;align-items:center;justify-content:center;margin:12px 0 6px}.ch-day-divider span{font-size:11.5px;font-weight:700;color:var(--c-text-3);background:var(--c-surface-3);border-radius:99px;padding:3px 12px}.ch-unread-divider{display:flex;align-items:center;gap:10px;margin:12px 0 4px}.ch-unread-divider:after,.ch-unread-divider:before{content:"";flex:1 1;height:1px;background:var(--brand-200,color-mix(in oklab,var(--brand) 30%,var(--c-border)))}.ch-unread-divider span{flex:none;font-size:11px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--brand-600)}.ch-bubble-wrap{min-width:0;display:flex;flex-direction:column;align-items:flex-start;max-width:620px;width:min(100%,620px)}.ch-meta{display:flex;align-items:baseline;gap:7px;margin:0 0 3px;line-height:1.25;font-size:11.5px;color:var(--c-text-3)}.ch-meta b{font-size:13px;font-weight:700;color:var(--c-text)}.ch-bubble-line{display:flex;align-items:flex-start;gap:7px;max-width:100%}.ch-row-footer{display:flex;width:100%;margin-top:3px}.ch-bubble{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:3px;max-width:100%;padding:3px 0 5px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--c-text);box-shadow:none;font-size:13.5px;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere}.ch-row[data-grouped=true] .ch-bubble{padding:3px 0}.ch-bubble.mine{background:var(--brand-soft);border-color:var(--brand-200,var(--c-border))}.ch-row[data-grouped=true] .ch-bubble.mine{border-top-left-radius:3px}.ch-row[data-tail=false] .ch-bubble.mine{border-bottom-left-radius:3px}.ch-bubble.flagged{border-color:var(--warn-bd)}.ch-bubble.removed{background:var(--c-surface-2);color:var(--c-text-3);font-style:italic}.ch-rich-body{max-width:100%}.ch-mention{font-weight:600;color:var(--c-link)}.ch-mention[data-mine=true]{font-weight:700;border-radius:5px;padding:0 3px;background:rgba(255,196,84,.34)}.ch-link{color:var(--c-accent);text-decoration:underline;text-underline-offset:2px;overflow-wrap:anywhere}.ch-inline-code{display:inline-block;padding:0 4px;border:1px solid var(--c-border);border-radius:5px;font-size:.92em;white-space:break-spaces;overflow-wrap:anywhere}.ch-code-block,.ch-inline-code{max-width:100%;background:var(--c-surface-3);color:var(--c-text);font-family:var(--font-mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace)}.ch-code-block{position:relative;width:min(100%,560px);margin:3px 0;padding:28px 12px 11px;border:1px solid var(--c-border);border-radius:8px;overflow-x:auto;white-space:pre;font-size:12.5px;line-height:1.45}.ch-code-block code{white-space:pre;word-break:normal}.ch-code-lang{position:absolute;top:7px;left:10px;font-size:10px;font-weight:800;color:var(--c-text-3);text-transform:uppercase;letter-spacing:.04em}.ch-code-copy{position:-webkit-sticky;position:sticky;float:right;top:0;right:0;margin:-22px 0 0;padding:2px 8px;border:1px solid var(--c-border);border-radius:5px;background:var(--c-surface-2,var(--c-surface-3));color:var(--c-text-3);font-family:var(--font,inherit);font-size:10.5px;font-weight:700;letter-spacing:.02em;cursor:pointer;opacity:0;transition:opacity .12s,color .12s,border-color .12s}.ch-code-block:hover .ch-code-copy,.ch-code-copy:focus-visible{opacity:1}@media (hover:none){.ch-code-copy{opacity:1}}.ch-code-copy:hover{color:var(--c-text);border-color:var(--c-border-2,var(--c-border))}.ch-tok-comment{color:var(--c-text-3);font-style:italic}.ch-tok-string{color:var(--ok)}.ch-tok-number{color:var(--warn)}.ch-tok-keyword{color:var(--violet);font-weight:600}.ch-tok-literal{color:var(--info,var(--brand))}.ch-attachment-image-link,.ch-gif{display:block;max-width:100%}.ch-attachment-image,.ch-gif{max-width:100%;max-height:280px;border-radius:10px}.ch-gif-unavailable{display:block;font-size:12.5px;font-style:italic;color:var(--site-muted)}.ch-file-link{display:inline-flex;align-items:center;gap:8px;padding:8px 11px;margin-bottom:6px;background:var(--c-surface-3);border-radius:9px;color:var(--c-text);text-decoration:none;font-size:13px;font-weight:600}.ch-link-card{margin-top:8px;color:inherit;text-decoration:none;white-space:normal;cursor:pointer}.ch-link-card:hover{border-color:var(--c-border-strong);background:var(--c-surface-2)}.ch-link-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.ch-link-card-source{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--c-text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ch-link-card-title{font-size:13px;font-weight:700;line-height:1.3;color:var(--c-text)}.ch-link-card-desc,.ch-link-card-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.ch-link-card-desc{font-size:12px;line-height:1.35;color:var(--c-text-2,var(--c-text-3))}@media (pointer:coarse){.ch-rich-body .ch-link{padding:2px 0}}.ch-flag,.ch-pin{display:inline-flex;align-items:center;gap:6px}.ch-pin{margin-bottom:4px;color:var(--brand-600);font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}.ch-flag{width:100%;margin-top:4px;padding-top:7px;border-top:1px dashed var(--warn-bd);color:var(--warn);font-size:11.5px;font-weight:700}.ch-flag a,.ch-flag button{margin-left:auto}.ch-edited{margin-top:1px;font-size:11px;color:var(--c-text-3)}.ch-tools{position:relative;display:flex;gap:2px;flex:none;opacity:.58;transition:opacity .12s}.ch-row:hover .ch-tools,.ch-tools:focus-within{opacity:1}.ch-tool{width:26px;height:26px;border-radius:6px;border:1px solid var(--c-border-2);background:var(--c-surface);color:var(--c-text-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.ch-tool:hover{background:var(--c-surface-3);color:var(--c-text)}.ch-tool.danger:hover{background:var(--danger-bg,color-mix(in oklab,var(--danger) 13%,var(--c-surface)));color:var(--danger);border-color:var(--danger-bd,color-mix(in oklab,var(--danger) 28%,var(--c-border)))}.ch-tool.is-active{color:var(--warn,var(--brand,var(--c-text)))}.ch-msg-toolbar{display:inline-flex;align-items:center;gap:2px;flex:none;opacity:.58;transition:opacity .12s ease}.ch-msg-toolbar:focus-within,.ch-row:hover .ch-msg-toolbar{opacity:1}.ch-msg-toolbar.is-overlay{position:absolute;top:-12px;z-index:5;padding:2px;border-radius:var(--r-pill,999px);background:var(--c-surface);border:1px solid var(--c-border);box-shadow:0 2px 10px rgba(40,36,28,.14);opacity:0;pointer-events:none}.ch-msg-toolbar.is-overlay[data-side=left],.ch-msg-toolbar.is-overlay[data-side=right]{right:4px}.chat-msg-flat:has(>.chat-flat-head) .ch-msg-toolbar.is-overlay{top:-32px;--ch-msg-toolbar-gap:16px}.chat-msg-flat.is-grouped .chat-gutter-time{position:absolute;left:4px;top:7px;width:40px;text-align:right;font-size:10px;line-height:1.6;color:var(--site-muted);opacity:0;pointer-events:none;white-space:nowrap}.chat-msg-flat.is-grouped:focus-within .chat-gutter-time,.chat-msg-flat.is-grouped:hover .chat-gutter-time{opacity:1}.ch-msg-toolbar.is-overlay.is-open,.ch-msg-toolbar.is-overlay:focus-within,.ch-msg-toolbar.is-overlay:hover{opacity:1;pointer-events:auto}.ch-msg-tool{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;flex:none;border:none;background:none;border-radius:var(--r-pill,999px);cursor:pointer;font-size:15px;line-height:1;color:var(--c-text-3)}.ch-msg-toolbar:not(.is-overlay) .ch-msg-tool{width:26px;height:26px;border:1px solid var(--c-border-2,var(--c-border));background:var(--c-surface);color:var(--c-text-2,var(--c-text));border-radius:6px}.ch-msg-tool:hover{background:var(--c-surface-3,var(--c-surface-2));color:var(--c-text)}.ch-msg-tool.danger:hover{background:var(--danger-bg,color-mix(in oklab,var(--danger) 13%,var(--c-surface)));color:var(--danger)}.ch-msg-tool.is-active{color:var(--warn,var(--brand,var(--c-text)))}.ch-msg-tool:disabled{opacity:.5;cursor:default}.chat-panel-box .chat-msg-flat{transition:background .1s ease}@media (hover:hover){.chat-panel-box .chat-msg-flat:hover{background:color-mix(in oklab,var(--site-text) 6%,transparent)}.chat-panel-box .chat-msg-flat:hover .ch-msg-toolbar.is-overlay{opacity:1;pointer-events:auto}.chat-panel-box .chat-msg-flat:focus-within .ch-msg-toolbar.is-overlay{opacity:1;pointer-events:auto}}.ch-msg-more{display:none}@media (pointer:coarse){.chat-panel-box .chat-msg-flat .ch-msg-toolbar.is-overlay{display:none}.chat-panel-box .chat-msg-flat .chat-bubble-wrap{-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.chat-panel-box .chat-msg-flat .chat-bubble-wrap.is-selectable{-webkit-touch-callout:default;-webkit-user-select:text;-moz-user-select:text;user-select:text}.chat-panel-box .chat-msg-flat:has(.ch-msg-more){padding-right:48px!important}.ch-msg-more{display:inline-flex;position:absolute;top:0;right:0;width:44px;height:44px;align-items:center;justify-content:center;border:none;background:none;border-radius:var(--r-pill,999px);color:var(--c-text-3,var(--site-muted));cursor:pointer;padding:0}.ch-msg-more:focus-visible{outline:2px solid var(--c-focus,var(--brand,currentColor));outline-offset:-4px}}.ch-sheet-layer{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center}.ch-sheet-scrim{position:absolute;inset:0;width:100%;height:100%;margin:0;padding:0;border:0;background:rgba(20,23,29,.38);cursor:default;-webkit-appearance:none;-moz-appearance:none;appearance:none}.ch-sheet{position:relative;width:100%;max-width:480px;max-height:80vh;overflow-y:auto;background:var(--c-surface);border-radius:18px 18px 0 0;box-shadow:0 -10px 40px rgba(20,23,29,.22);padding:10px 0 calc(10px + env(safe-area-inset-bottom, 0px))}.ch-sheet-handle{width:36px;height:4px;border-radius:999px;background:var(--c-border);margin:2px auto 8px}.ch-sheet-head{display:flex;align-items:baseline;gap:6px;padding:0 16px 8px;min-width:0}.ch-sheet-head b{font-size:13px;font-weight:700;color:var(--c-text);flex:none}.ch-sheet-head span{font-size:12px;color:var(--c-text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ch-sheet-reactions{display:flex;flex-wrap:wrap;gap:4px;padding:4px 12px 8px;border-bottom:1px solid var(--c-surface-2)}.ch-sheet-reactions>button{flex:1 1;min-width:40px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;background:none;border:none;cursor:pointer;font-size:24px;line-height:1;padding:4px 2px;border-radius:8px}.ch-sheet-reactions>button:hover{background:var(--c-surface-2)}.ch-sheet-item{display:flex;align-items:center;gap:12px;width:100%;padding:13px 16px;background:none;border:none;cursor:pointer;font:inherit;font-size:15px;text-align:left;color:var(--c-text)}.ch-sheet-item:hover{background:var(--c-surface-2)}.ch-sheet-item.danger{color:var(--danger)}.ch-sheet-item:disabled{opacity:.5;cursor:default}.ch-sheet-item-ic{display:inline-flex;align-items:center;justify-content:center;width:22px;font-size:17px;flex:none}.ch-sheet-more-caret{margin-left:auto;color:var(--c-text-3);font-size:15px;flex:none}.ch-sheet-item.is-sub{padding-left:40px}.ch-sheet-foot{border-top:1px solid var(--c-surface-2);margin-top:4px}.ch-sheet-cancel{width:100%;padding:13px 16px;background:none;border:none;cursor:pointer;font:inherit;font-size:15px;font-weight:700;color:var(--c-text-3)}.ch-listpick-note{margin:0;padding:10px 16px;font-size:14px;color:var(--c-text-3)}.ch-listpick-error{color:var(--danger)}.ch-listpick-new{padding:8px 16px 12px;border-top:1px solid var(--c-surface-2)}.ch-listpick-label{display:block;font-size:12px;font-weight:700;color:var(--c-text-3);margin-bottom:6px}.ch-listpick-row{display:flex;gap:8px;align-items:center}.ch-listpick-input{flex:1 1 auto;min-width:0;padding:10px 12px;font:inherit;font-size:15px;color:var(--c-text);background:var(--c-surface);border:1px solid var(--c-surface-2);border-radius:10px}.ch-listpick-input:focus{outline:2px solid var(--site-primary);outline-offset:1px}.ch-listpick-create{flex:0 0 auto;padding:10px 14px;font:inherit;font-size:14px;font-weight:700;color:var(--site-on-accent);background:var(--site-primary);border:none;border-radius:10px;cursor:pointer}.ch-listpick-create:disabled{opacity:.5;cursor:default}.ch-remind-note{margin:0;padding:10px 16px;font-size:14px;color:var(--c-text-3)}.ch-remind-error{color:var(--danger)}.ch-remind-custom{padding:8px 16px 12px;border-top:1px solid var(--c-surface-2)}.ch-remind-label{display:block;font-size:12px;font-weight:700;color:var(--c-text-3);margin-bottom:6px}.ch-remind-row{display:flex;gap:8px;align-items:center}.ch-remind-input{flex:1 1 auto;min-width:0;padding:10px 12px;font:inherit;font-size:15px;color:var(--c-text);background:var(--c-surface);border:1px solid var(--c-surface-2);border-radius:10px}.ch-remind-input:focus{outline:2px solid var(--site-primary);outline-offset:1px}.ch-remind-set{flex:0 0 auto;padding:10px 16px;font:inherit;font-size:14px;font-weight:700;color:var(--site-on-accent);background:var(--site-primary);border:none;border-radius:10px;cursor:pointer}.ch-remind-set:disabled{opacity:.5;cursor:default}.ch-remind-cancel-row{padding:4px 16px 8px}.ch-remind-cancel{width:100%;padding:10px 14px;font:inherit;font-size:14px;font-weight:700;color:var(--danger);background:transparent;border:1px solid var(--c-surface-2);border-radius:10px;cursor:pointer}.ch-remind-cancel:disabled{opacity:.5;cursor:default}.ch-react-quickrow,.ch-reactions{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.ch-reactions{position:absolute;top:calc(100% - 2px);left:0;z-index:2;margin-top:0;max-width:min(100%,360px)}.ch-row[data-mine=true] .ch-bubble>.ch-reactions{right:0;left:auto;justify-content:flex-end}.ch-form-card-slot{position:relative}.ch-form-card-slot>.ch-reactions{top:calc(100% + 2px)}.ch-reaction{display:inline-flex;align-items:center;gap:4px;min-height:24px;padding:2px 8px;font-size:12px;font-weight:700;border:1px solid var(--c-border);border-radius:99px;background:var(--c-surface);color:var(--c-text);cursor:pointer}.ch-reaction.mine{border-color:var(--brand-200,var(--c-border));background:var(--brand-soft)}.ch-reaction-img{width:16px;height:16px;object-fit:contain}.ch-reaction-wrap{position:relative;display:inline-flex}.ch-reactor-tip{position:absolute;bottom:calc(100% + 6px);left:0;z-index:40;max-width:240px;padding:4px 8px;font-size:12px;font-weight:500;line-height:1.35;color:var(--c-surface);background:rgba(20,23,29,.92);border-radius:8px;pointer-events:none;white-space:normal}.ch-reaction-who{display:inline-flex;align-items:center;justify-content:center;min-width:24px;min-height:24px;padding:2px 8px;font-size:12px;font-weight:700;color:var(--c-muted,var(--c-text));border:1px solid var(--c-border);border-radius:99px;background:var(--c-surface);cursor:pointer}.ch-reactors{padding:0 14px 8px}.ch-reactors-tabs{display:flex;gap:6px;overflow-x:auto;padding:4px 0 10px;border-bottom:1px solid var(--c-border)}.ch-reactors-tab{display:inline-flex;align-items:center;gap:5px;flex:none;min-height:32px;padding:4px 10px;font-size:13px;font-weight:600;color:var(--c-text);background:none;border:0;border-bottom:2px solid transparent;border-radius:8px 8px 0 0;cursor:pointer}.ch-reactors-tab.on{border-bottom-color:var(--brand-500,var(--c-text))}.ch-reactors-count{font-size:12px;color:var(--c-muted,var(--c-text))}.ch-reactors-list{list-style:none;margin:0;padding:6px 0 0;max-height:46vh;overflow-y:auto}.ch-reactors-row{display:flex;align-items:center;gap:10px;padding:6px 0;font-size:14px;color:var(--c-text)}.ch-reactors-name{flex:1 1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ch-reactors-you{color:var(--c-muted,var(--c-text));font-weight:500}.ch-reactors-empty{padding:16px 0;font-size:13px;color:var(--c-muted,var(--c-text))}.ch-reactors-retry{font:inherit;color:var(--brand-600,var(--c-text));border:0;text-decoration:underline}.ch-react-choice,.ch-reactors-retry{background:none;padding:0;cursor:pointer}.ch-react-choice{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;border-radius:8px;color:var(--c-text);font-size:19px;line-height:1}.ch-react-choice:hover{background:var(--c-surface-2,var(--brand-soft))}.ch-react-choice-img{width:22px;height:22px;object-fit:contain}@media (pointer:coarse){.ch-react-choice{width:44px;height:44px;font-size:24px}.ch-react-choice-img{width:28px;height:28px}}.ch-composer-shell{position:relative}.ch-composer{flex:none;display:flex;flex-direction:column;gap:0;padding:12px 16px;border-top:1px solid var(--c-border);background:var(--c-surface)}.ch-composer.is-dragover{outline:2px dashed var(--c-accent);outline-offset:-4px;border-radius:8px}.ch-input{width:100%;flex:none;resize:vertical;max-height:180px;min-height:76px;padding:11px 13px 9px;border:1px solid var(--c-border-2);border-bottom:0;border-radius:8px 8px 0 0;background:var(--c-bg);color:var(--c-text);font-family:inherit;font-size:14px;line-height:1.5}.ch-actionbar{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:42px;padding:6px 7px;border:1px solid var(--c-border-2);border-radius:0 0 8px 8px;background:var(--c-surface)}.ch-tools-left,.ch-tools-right{display:flex;align-items:center;gap:3px;min-width:0}.ch-tools-left{flex:1 1 auto;flex-wrap:wrap}.ch-tools-right{flex:none;justify-content:flex-end}.ch-tool-sep{width:1px;height:20px;margin:0 6px;background:var(--c-border);flex:none}.ch-format-btn{width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--c-text-3);font:inherit;font-size:12.5px;line-height:1;cursor:pointer;flex:none}.ch-format-btn:hover{background:var(--c-surface-3);color:var(--c-text)}.ch-format-btn.strong{font-weight:800}.ch-format-btn.italic{font-style:italic}.ch-format-btn.underline{text-decoration:underline;text-underline-offset:2px}.ch-format-btn.strike{text-decoration:line-through}.ch-format-btn.code{font-family:var(--font-mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace);font-size:11.5px}.ch-format-btn.at{font-size:15px;font-weight:750}.ch-font-picker{flex:none;display:inline-flex;align-items:center}.ch-font-picker select{height:28px;min-width:58px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--c-text-3);font:inherit;font-size:12px;font-weight:650;padding:0 5px;cursor:pointer}.ch-send-icon{width:32px;height:32px;color:var(--brand-ink);background:var(--brand);border-color:var(--brand)}.ch-locked{flex:none;display:flex;align-items:center;justify-content:center;gap:9px;padding:16px;border-top:1px solid var(--c-border);background:var(--c-surface);font-size:13px;color:var(--c-text-3)}.ch-draft-area{width:100%;padding:10px 12px 0;background:var(--c-bg);border:1px solid var(--c-border-2);border-bottom:0;border-radius:8px 8px 0 0}.ch-input-box{display:block;width:100%;min-width:0}.ch-draft-area+.ch-input,.ch-draft-area+.ch-input-box>.ch-input{border-top:0;border-radius:0}.ch-draft-card{display:flex;align-items:center;gap:10px;min-height:66px;padding:8px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:8px;box-shadow:var(--sh-xs)}.ch-draft-thumb{width:56px;height:56px;object-fit:cover}.ch-draft-file,.ch-draft-thumb{flex:none;border-radius:7px;background:var(--c-surface-3)}.ch-draft-file{width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center;color:var(--c-text-3)}.ch-draft-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:2px;line-height:1.3}.ch-draft-main b,.ch-draft-main span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ch-draft-main b{font-size:13px;color:var(--c-text)}.ch-draft-main span{font-size:12px;color:var(--c-text-3)}.ch-draft-remove{flex:none;width:28px;height:28px}.ch-attach-error,.ch-draft-error{color:var(--danger);font-size:12px;font-weight:650}.ch-attach-wrap{position:relative;flex:none}.ch-attach-menu{position:absolute;bottom:calc(100% + 8px);left:0;width:244px;padding:5px;z-index:80;border:1px solid var(--c-border-2);border-radius:13px;background:var(--c-surface);box-shadow:var(--sh-md,0 16px 50px rgba(0,0,0,.2))}.ch-media-picker{position:absolute;bottom:calc(100% + 6px);left:10px;right:10px;z-index:12;display:flex;flex-direction:column;max-height:var(--ch-media-picker-max,360px);overflow:hidden;background:var(--site-card);border:1px solid var(--site-border);border-radius:14px;box-shadow:0 16px 50px rgba(40,36,28,.2)}.ch-attach-scrim,.ch-media-picker-scrim{display:none}@keyframes ch-attach-sheet-up{0%{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}@media (prefers-reduced-motion:reduce){.ch-attach-menu,.ch-media-picker{animation:none}}.ch-attach-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 11px;border:none;border-radius:8px;background:none;color:var(--c-text);font:inherit;font-size:13px;text-align:left;cursor:pointer}.ch-attach-item-main{display:flex;flex-direction:column;line-height:1.25;min-width:0}.ch-attach-item-main b{font-weight:650}.ch-attach-item-main span,.ch-attach-note{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11.5px;color:var(--c-text-3)}.ch-attach-section{padding:6px 8px 2px;font-size:11px;font-weight:700;color:var(--c-text-3);text-transform:uppercase;letter-spacing:.04em}.ch-attach-sep{height:1px;margin:5px 3px;background:var(--c-border-2)}.ch-attach-note{white-space:normal}.ch-attach-error,.ch-attach-note{padding:10px 11px}.ch-attach-link-panel{display:flex;flex-direction:column;gap:8px;padding:6px}.ch-attach-field{display:flex;flex-direction:column;gap:4px;color:var(--c-text-2);font-size:12px;font-weight:700}.ch-attach-field input{height:34px;font-size:13px}.ch-attach-insert{justify-content:center}.ch-attach-floating-error{position:absolute;bottom:calc(100% + 8px);left:0;z-index:81;padding:5px 9px;border:1px solid var(--danger);border-radius:8px;background:var(--c-surface);color:var(--danger);box-shadow:var(--sh-md,0 12px 40px rgba(0,0,0,.18));white-space:nowrap;font-size:12px}.ch-hidden-input{display:none}.ch-autocomplete{position:absolute;bottom:calc(100% + 6px);z-index:60;max-height:268px;overflow-y:auto;padding:5px;border:1px solid var(--c-border-2);border-radius:12px;background:var(--c-surface);box-shadow:var(--sh-md,0 16px 50px rgba(0,0,0,.2))}.ch-autocomplete-label{padding:4px 8px;color:var(--c-text-3);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.ch-autocomplete-option{display:flex;align-items:center;gap:10px;width:100%;padding:7px 9px;border:none;border-radius:7px;background:none;cursor:pointer;font:inherit;text-align:left}.ch-autocomplete-option[aria-selected=true]{background:var(--c-surface-2)}.ch-autocomplete-emoji{width:22px;font-size:18px;line-height:1;text-align:center}.ch-autocomplete-name{color:var(--c-text-2);font-size:13px;font-weight:600}.ch-autocomplete-person{min-width:0;overflow:hidden;color:var(--c-text);font-size:13px;font-weight:700;text-overflow:ellipsis;white-space:nowrap}.ch-autocomplete-command{color:var(--brand-600);font-size:13px;font-weight:700}.ch-autocomplete-arg,.ch-autocomplete-desc{color:var(--c-text-3);font-size:12px}.ch-autocomplete-desc{flex:1 1;text-align:right}@media (max-width:640px){.ch-row{max-width:100%}.ch-composer{padding:10px 12px}.ch-input{min-height:88px}.ch-actionbar{align-items:stretch;flex-direction:column;gap:6px}.ch-tools-left,.ch-tools-right{width:100%}.ch-tools-right{justify-content:flex-end}.ch-attach-scrim,.ch-media-picker-scrim{display:block;position:fixed;inset:0;z-index:79;background:color-mix(in oklab,var(--c-text) 32%,transparent)}.ch-media-picker{z-index:80;padding-bottom:env(safe-area-inset-bottom,0)}.ch-attach-menu,.ch-media-picker{position:fixed;left:0;right:0;bottom:var(--gb-keyboard-inset,0);max-height:min(80vh,560px);max-height:min(calc(80dvh - var(--gb-keyboard-inset, 0px)),560px);border-bottom:0;border-radius:16px 16px 0 0;animation:ch-attach-sheet-up .22s ease}.ch-attach-menu{width:auto;overflow-y:auto;padding:8px 12px calc(12px + env(safe-area-inset-bottom, 0px))}.ch-code-block{width:100%;font-size:12px}.ch-bubble-line{width:100%}.ch-tools{opacity:1;flex-wrap:wrap;max-width:56px}.ch-link-card{width:100%}}.ch-avatar-presence{position:relative;display:inline-flex;flex:none}.ch-presence-dot{display:inline-block;border-radius:var(--r-pill,999px);box-shadow:0 0 0 2px var(--c-surface);background:var(--c-text-3)}.ch-avatar-presence>.ch-presence-dot{position:absolute;right:-1px;bottom:-1px}.ch-presence-dot[data-presence=online]{background:var(--ok)}.ch-presence-dot[data-presence=away]{background:var(--warn)}.ch-typing{display:flex;align-items:center;gap:7px;min-height:22px;font-size:12px;font-weight:600;color:var(--c-text-2)}.ch-typing-dots{display:inline-flex;gap:3px;align-items:center}.ch-typing-dots i{width:4px;height:4px;border-radius:var(--r-pill,999px);background:currentColor;opacity:.55;animation:ch-typing-bounce 1.2s ease-in-out infinite}.ch-typing-dots i:nth-child(2){opacity:.8;animation-delay:.15s}.ch-typing-dots i:nth-child(3){animation-delay:.3s}@keyframes ch-typing-bounce{0%,80%,to{transform:translateY(0);opacity:.5}40%{transform:translateY(-2px);opacity:.9}}@media (prefers-reduced-motion:reduce){.ch-typing-dots i{animation:none}}.ch-thread-open{display:inline-flex;align-items:center;gap:5px;margin-top:3px;padding:2px 4px;border:0;background:transparent;font:inherit;font-size:12px;font-weight:600;color:var(--brand-600,var(--brand));cursor:pointer;border-radius:var(--r-sm,8px);max-width:100%}.ch-thread-open[data-static=true]{cursor:default}.ch-thread-open.is-end{margin-left:auto}.ch-thread-open:not([data-static=true]):hover{text-decoration:underline}.ch-thread-open.is-unread{font-weight:700}.ch-thread-open-dot{flex:none;width:7px;height:7px;border-radius:50%;background:var(--brand-600,var(--brand))}.ch-thread-open-ic{font-size:12px;line-height:1;flex:none}.ch-thread-open-count{flex:none}.ch-thread-open-last{color:var(--c-text-3);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ch-thread-layer{position:fixed;inset:0;z-index:70;display:flex;justify-content:flex-end;background:rgba(20,23,29,.34)}.ch-thread-scrim{position:absolute;inset:0;border:0;background:transparent;cursor:default}.ch-thread-panel{position:relative;z-index:1;width:min(460px,calc(100vw - 32px));height:100%;display:flex;flex-direction:column;background:var(--c-surface);border-left:1px solid var(--c-border);box-shadow:-16px 0 42px rgba(20,23,29,.18)}.ch-thread-head{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--c-border)}.ch-thread-head-titles{flex:1 1;min-width:0}.ch-thread-head h3{margin:0;font-size:16px;font-weight:800;color:var(--c-text)}.ch-thread-head p{margin:1px 0 0;font-size:12px;color:var(--c-text-3)}.ch-thread-back,.ch-thread-close{flex:none;width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--c-border);border-radius:var(--r-sm,9px);background:var(--c-surface);color:var(--c-text-3);font-size:17px;line-height:1;cursor:pointer}.ch-thread-back{display:none}.ch-thread-scroll{flex:1 1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:14px 16px;display:grid;align-content:start;grid-gap:12px;gap:12px}.ch-thread-foot{padding:12px 16px calc(12px + env(safe-area-inset-bottom, 0px));border-top:1px solid var(--c-border)}.ch-also-send{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;color:var(--c-text-2);cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.ch-also-send-input{width:15px;height:15px;accent-color:var(--brand-600,var(--brand));cursor:pointer}.ch-also-send-input:disabled{cursor:default}.ch-thread-layer.is-fullscreen{justify-content:stretch;background:var(--c-surface)}.ch-thread-layer.is-fullscreen .ch-thread-scrim{display:none}.ch-thread-layer.is-fullscreen .ch-thread-panel{width:100%;max-width:none;border-left:0;box-shadow:none}.ch-thread-layer.is-fullscreen .ch-thread-back{display:grid}.ch-thread-layer.is-fullscreen .ch-thread-close{display:none}.chat-search{position:relative;margin-bottom:12px}.chat-search-input{width:100%;border:1px solid var(--c-border);border-radius:9px;padding:9px 12px;font-family:var(--font,inherit);font-size:14px;background:var(--c-surface);color:var(--c-text)}.chat-search-input:focus-visible{outline:none;border-color:var(--brand-400,var(--brand-600));box-shadow:0 0 0 3px var(--brand-soft,color-mix(in oklab,var(--brand) 18%,transparent))}.chat-search-filters{display:flex;flex-wrap:wrap;gap:5px;margin-top:6px}.chat-search-chip{font-size:11.5px;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--brand-soft,var(--c-surface-3));color:var(--brand-600,var(--c-text))}.chat-search-results{margin-top:6px;border:1px solid var(--c-border);border-radius:10px;background:var(--c-surface);box-shadow:var(--sh-xs);max-height:300px;overflow-y:auto}.chat-search-empty{padding:12px;font-size:13px;color:var(--c-text-3)}.chat-search-hit{display:block;padding:9px 12px;border-bottom:1px solid var(--c-border);text-decoration:none;color:inherit}.chat-search-hit:last-child{border-bottom:none}.chat-search-hit:focus-visible,.chat-search-hit:hover{background:var(--c-surface-3);outline:none}.chat-search-hit-body{font-size:13.5px;white-space:pre-wrap;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.chat-search-hit-meta{font-size:11.5px;margin-top:2px;color:var(--c-text-3)}.ch-room-meta{display:flex;flex-direction:column;gap:2px;min-width:0}.ch-room-topic{font-size:13px;color:var(--c-text-2,var(--c-text-3));line-height:1.35;white-space:nowrap}.ch-room-desc,.ch-room-topic{overflow:hidden;text-overflow:ellipsis}.ch-room-desc{font-size:12px;color:var(--c-text-3);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.ch-directory-item{display:flex;align-items:flex-start;gap:12px;padding:12px 4px;border-bottom:1px solid var(--hair,var(--c-line))}.ch-directory-item:last-child{border-bottom:0}.ch-directory-body{flex:1 1;min-width:0}.ch-directory-head{display:flex;align-items:baseline;gap:8px}.ch-directory-title{font-weight:700;font-size:14px;color:var(--c-text-1,inherit);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ch-directory-count{flex:none;font-size:12px;color:var(--c-text-3)}.ch-directory-join{flex:none;align-self:center}.chat-chapter-row{box-shadow:inset 3px 0 0 0 var(--chapter-rail,var(--site-primary));background:color-mix(in srgb,var(--chapter-rail,var(--site-primary)) 6%,transparent)}.chat-chapter-row.chat-msg-flat:hover{background:color-mix(in srgb,var(--chapter-rail,var(--site-primary)) 12%,transparent)}.chat-chapter-sticky{position:-webkit-sticky;position:sticky;top:0;z-index:5;align-self:stretch;display:flex;align-items:center;gap:8px;margin:-14px -16px 4px;padding:8px 16px;background:color-mix(in srgb,var(--site-card) 88%,transparent);border-bottom:1px solid var(--site-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.chat-chapter-sticky[data-active=off]{display:none}.chat-chapter-open{display:flex;align-items:center;gap:8px;margin:10px 0 2px;padding:4px 4px 4px 10px;background:color-mix(in srgb,var(--chapter-rail,var(--site-primary)) 8%,transparent);border-radius:0 8px 8px 0}.chat-chapter-close,.chat-chapter-open{align-self:stretch;border-left:3px solid var(--chapter-rail,var(--site-primary))}.chat-chapter-close{margin:2px 0 8px;padding:2px 4px 2px 10px;font-size:11px;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--site-muted)}.chat-chapter-dot{flex:none;width:9px;height:9px;border-radius:999px;background:var(--chapter-rail,var(--site-primary))}.chat-chapter-title{font-size:12.5px;font-weight:800;color:var(--site-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-chapter-score{flex:none;font-size:11px;font-weight:800;letter-spacing:.03em;color:var(--chapter-rail,var(--site-primary));padding:1px 8px;border-radius:999px;background:color-mix(in srgb,var(--chapter-rail,var(--site-primary)) 14%,transparent)}.chat-chapter-livedot{flex:none;width:7px;height:7px;border-radius:999px;background:var(--site-danger);animation:chat-chapter-pulse 1.6s ease-in-out infinite}@keyframes chat-chapter-pulse{0%,to{opacity:1}50%{opacity:.35}}@media (prefers-reduced-motion:reduce){.chat-chapter-livedot{animation:none}}.chat-chapter-scrubber{flex:none;min-width:0;border-bottom:1px solid var(--site-border);background:var(--site-surface-2)}.chat-chapter-scrubber-list{list-style:none;margin:0;padding:6px 12px;display:flex;flex-direction:row;align-items:center;gap:6px;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;-webkit-overflow-scrolling:touch}.chat-chapter-scrubber-list li{margin:0}.chat-chapter-jump{display:flex;align-items:center;gap:7px;flex:none;max-width:220px;padding:5px 11px;border:1px solid var(--site-border);border-radius:999px;background:var(--site-card);color:var(--site-text);font:inherit;font-size:12px;text-align:left;white-space:nowrap;cursor:pointer}.chat-chapter-jump:focus-visible{outline:2px solid var(--site-primary);outline-offset:1px}.chat-chapter-jump:hover{background:color-mix(in srgb,var(--chapter-rail,var(--site-primary)) 10%,transparent)}.chat-chapter-jump[aria-current=true]{background:color-mix(in srgb,var(--chapter-rail,var(--site-primary)) 16%,transparent);font-weight:800}.chat-chapter-jump-dot{flex:none;width:8px;height:8px;border-radius:999px;background:var(--chapter-rail,var(--site-primary))}.chat-chapter-jump-title{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700}.chat-chapter-jump-state{flex:none;font-size:10.5px;font-weight:800;letter-spacing:.02em;color:var(--chapter-rail,var(--site-primary))}@media (max-width:640px){.chat-chapter-scrubber-list{padding:6px 10px}.chat-chapter-jump{max-width:180px}}.ch-cmd-palette{display:flex;flex-direction:column;gap:8px;padding:0 4px 4px}.ch-cmd-palette-search{width:100%;box-sizing:border-box;padding:9px 11px;border:1px solid var(--c-border-2);border-radius:10px;background:var(--c-surface);color:var(--c-text);font:inherit;font-size:14px}.ch-cmd-palette-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow-y:auto}.ch-cmd-palette-empty{margin:0;padding:22px 8px;color:var(--c-text-3);font-size:13px;text-align:center}.ch-btn{padding:8px 14px;border:1px solid var(--site-line);border-radius:10px;background:var(--site-surface);color:var(--site-ink);font-size:.9rem;font-weight:700;cursor:pointer;box-shadow:none;transition:background .14s,border-color .14s}.ch-btn:not(:disabled):hover{background:color-mix(in srgb,var(--site-ink) 3%,var(--site-surface))}.ch-btn-on{background:var(--site-primary);border-color:var(--site-primary);color:var(--site-on-accent)}.ch-btn-on:not(:disabled):hover{background:color-mix(in srgb,var(--site-primary) 86%)}.ch-btn:disabled{opacity:.5;cursor:not-allowed}.ch-btn:focus-visible{outline:2px solid var(--site-primary);outline-offset:2px}.ch-emoji-picker{display:flex;flex-direction:column;width:320px;padding:8px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:14px;box-shadow:var(--sh-md,0 16px 50px rgba(40,36,28,.2))}.ch-emoji-search{flex:none;height:34px;width:100%;padding:0 8px;margin-bottom:6px;border:1px solid var(--c-border);border-radius:8px;background:var(--c-surface);color:var(--c-text);font:inherit;font-size:13.5px}.ch-emoji-tabs{flex:none;display:flex;gap:2px;margin-bottom:6px}.ch-emoji-tab{flex:1 1;height:30px;display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:7px;background:none;color:var(--c-text);font-size:16px;line-height:1;cursor:pointer}.ch-emoji-tab[aria-selected=true]{background:var(--brand-soft,var(--c-surface-2))}.ch-emoji-heading{flex:none;padding:2px 4px 4px;font-size:11px;font-weight:700;color:var(--c-text-3);text-transform:uppercase;letter-spacing:.04em}.ch-emoji-grid{display:grid;grid-template-columns:repeat(8,1fr);grid-gap:2px;gap:2px;max-height:224px;overflow-y:auto}.ch-emoji-choice{display:inline-flex;align-items:center;justify-content:center;height:34px;padding:0;border:none;border-radius:7px;background:none;color:var(--c-text);font-size:20px;line-height:1;cursor:pointer}.ch-emoji-choice:hover{background:var(--c-surface-2,var(--brand-soft))}.ch-emoji-img{width:22px;height:22px;object-fit:contain}.ch-body-emoji{width:1.35em;height:1.35em;object-fit:contain;vertical-align:-.3em}@media (pointer:coarse){.ch-emoji-grid{grid-template-columns:repeat(6,1fr)}.ch-emoji-choice,.ch-emoji-tab{height:44px}.ch-emoji-img{width:28px;height:28px}}.ch-emoji-sheet{display:flex;flex-direction:column;padding:0 12px}.ch-emoji-sheet .ch-emoji-grid{grid-template-columns:repeat(6,1fr);gap:4px;max-height:42vh;max-height:42dvh;overscroll-behavior:contain}.ch-emoji-sheet .ch-emoji-choice,.ch-emoji-sheet .ch-emoji-tab{min-height:44px;height:auto}.ch-emoji-sheet .ch-emoji-search{min-height:44px}.ch-emoji-empty{grid-column:1/-1;padding:16px;text-align:center;font-size:12.5px;color:var(--c-text-3)}.ch-form-sheet-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 16px 8px;min-width:0}.ch-form-sheet-head b{font-size:14px;font-weight:700;color:var(--c-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ch-form-sheet-frame{display:block;width:100%;height:68vh;border:0;background:var(--c-surface)}@media (pointer:coarse){.cf-picker-search input,.ch-cmd-palette-search,.ch-emoji-search,.ch-field-input,.ch-input,.ch-touch-text,.chat-composer-input,.chat-search-input{font-size:max(16px,1em)!important}.ch-iconbtn,.ch-tool{min-width:44px;min-height:44px}.ch-tools{gap:4px}}@media (max-width:859.98px){:root[data-gb-chat-composing] .ch-thread-head{padding-block:8px}:root[data-gb-chat-composing] .ch-room-meta{display:none}}