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var(--space-12)}.sidebar__search-field{flex:1;min-width:0}.sidebar__filters{display:flex;align-items:center;justify-content:space-between;gap:var(--space-8);padding:0 var(--space-12) var(--space-8)}.sidebar__list{flex:1;min-height:0;overflow-y:auto;padding:var(--space-4) var(--space-8) var(--space-8)}.sidebar__section{padding:var(--space-12) var(--space-10) var(--space-4);color:var(--color-text-muted)}.sidebar__hint,.sidebar__loading{padding:var(--space-16) var(--space-12);font-size:var(--text-md);color:var(--color-text-muted);text-align:center}.sidebar__loading{display:flex;justify-content:center}.sidebar__empty{display:flex;flex-direction:column;align-items:center;gap:var(--space-6);padding:var(--space-40) var(--space-24);text-align:center}.sidebar__empty>button{margin-top:var(--space-8)}.chat-row{display:flex;align-items:center;gap:var(--space-12);width:100%;padding:var(--space-8) var(--space-10);border-radius:var(--radius-lg);text-align:left;transition:background-color var(--duration-fast) var(--ease-standard)}.chat-row+.chat-row{margin-top:1px}.chat-row:hover{background:var(--color-wash)}.chat-row.is-selected{--presence-ring: var(--color-selected-tile);background:var(--gradient-selected);box-shadow:var(--shadow-selected)}.chat-row--static:hover{background:transparent}.chat-row__body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.chat-row__top,.chat-row__bottom{display:flex;align-items:center;gap:var(--space-8)}.chat-row__title{flex:1;display:flex;align-items:center;gap:var(--space-4);min-width:0;font-size:var(--text-base);line-height:var(--leading-base);font-weight:var(--weight-medium);color:var(--color-text)}.chat-row__custom{flex-shrink:0;font-size:var(--text-md);line-height:1}.chat-row.is-unread .chat-row__title{font-weight:var(--weight-semibold)}.chat-row__time{flex-shrink:0;font-size:var(--text-sm);color:var(--color-text-muted);font-variant-numeric:tabular-nums}.chat-row.is-unread .chat-row__time{color:var(--color-accent-text);font-weight:var(--weight-semibold)}.chat-row__preview{flex:1;display:flex;align-items:center;gap:var(--space-4);font-size:var(--text-md);line-height:var(--leading-md);color:var(--color-text-muted)}.chat-row.is-unread .chat-row__preview,.chat-row__author{color:var(--color-text-secondary)}.chat-row__draft{color:var(--color-danger-text);font-weight:var(--weight-medium)}.chat-row__marks{display:flex;align-items:center;gap:var(--space-4);flex-shrink:0}.chat-row__tick{color:var(--color-text-muted)}.chat-row__tick.is-read{color:var(--color-accent)}.chat-row__muted{color:var(--color-text-disabled)}.chat-row__mention{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;border-radius:var(--radius-full);background:var(--color-accent);color:var(--color-text-on-accent);font-size:var(--text-xs);font-weight:var(--weight-semibold);font-variant-numeric:tabular-nums}.chat-row__person{display:flex;align-items:center;gap:var(--space-12);flex:1;min-width:0;text-align:left}.chat-row__person-actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.message-media{display:flex;flex-direction:column;gap:var(--space-4);min-width:220px;max-width:380px}.media-stage{position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:var(--radius-md);background:var(--color-surface-sunken);border:1px solid var(--color-border)}.media-stage img,.media-stage 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img{max-width:100%;max-height:100%;border-radius:var(--radius-md);cursor:default}.media-viewer-close{position:absolute;top:var(--space-16);right:var(--space-16);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-full);background:var(--color-surface-raised);color:var(--color-text)}.media-viewer-close:hover{background:var(--color-surface-hover)}.message{position:relative;display:flex;gap:var(--space-8);padding:0 var(--space-16)}.message.is-focused .message__bubble,.message.is-focused .message__content{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:var(--radius-lg)}.message__gutter{flex-shrink:0;width:32px;display:flex;justify-content:center}.message__avatar-button{border-radius:var(--radius-full)}.message__content{min-width:0;flex:1}.message__header{display:flex;align-items:baseline;gap:var(--space-8);flex-wrap:wrap}.message__author{font-size:var(--text-md);font-weight:var(--weight-semibold);color:var(--author-color, var(--color-accent-text));text-align:left}.message__author:hover{text-decoration:underline}.message__text{font-size:var(--text-base);line-height:var(--leading-lg);white-space:pre-wrap;overflow-wrap:anywhere}.message__deleted{font-size:var(--text-base);font-style:italic;color:var(--color-text-muted)}.message__forwarded{display:flex;align-items:center;gap:var(--space-4);font-size:var(--text-sm);color:var(--color-text-muted);margin-bottom:var(--space-2)}.message__mention{color:var(--color-accent-text);font-weight:var(--weight-medium);border-radius:var(--radius-xs)}.message__mention:hover{text-decoration:underline}.message__mention.is-me{background:var(--color-mention);padding:0 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var(--ease-standard)}.message__reaction:hover:not(:disabled){box-shadow:0 0 0 1px var(--color-border-strong)}.message__reaction:active:not(:disabled){padding-top:2px;box-shadow:var(--shadow-pressed),0 0 0 1px var(--color-border-strong)}.message__reaction.is-mine{background:var(--color-surface-selected);box-shadow:0 0 0 1px var(--color-selected-edge);color:var(--color-accent-text)}.message__reaction.is-mine:hover:not(:disabled){box-shadow:0 0 0 1px var(--color-accent-border)}.message__reaction.is-mine:active:not(:disabled){box-shadow:var(--shadow-pressed-tint),0 0 0 1px var(--color-accent-border)}.message__reaction:disabled{cursor:not-allowed;opacity:.6}.message__reaction--add{padding:0 var(--space-6);color:var(--color-text-muted)}.message__toolbar{display:none}@media(hover:hover)and (pointer:fine){.message__toolbar{position:absolute;top:-12px;right:var(--space-16);z-index:1;display:flex;align-items:center;gap:var(--space-2);padding:3px;background:var(--glass-bg-thick);-webkit-backdrop-filter:var(--glass-blur-thin);backdrop-filter:var(--glass-blur-thin);border-radius:var(--radius-full);box-shadow:inset 0 1px 0 var(--glass-rim),0 0 0 .5px var(--glass-edge),var(--shadow-sm);opacity:0;pointer-events:none;transition:opacity var(--duration-fast) var(--ease-standard)}.message:hover .message__toolbar,.message:focus-within .message__toolbar,.message__toolbar:focus-within{opacity:1;pointer-events:auto}}.message--bubble .message__toolbar{top:0;right:auto;left:100%;margin-left:var(--space-6);transform:none}.message--bubble.is-own .message__toolbar{left:auto;right:100%;margin-left:0;margin-right:var(--space-6)}.message__actions{display:flex;align-items:center;gap:var(--space-2)}.message__quick{display:flex;align-items:center;gap:1px;padding-right:var(--space-4);margin-right:var(--space-2);border-right:1px solid var(--color-border)}.message__quick button{width:28px;height:28px;border-radius:var(--radius-full);font-size:var(--text-base);line-height:1}.message__quick button:hover{background:var(--color-surface-selected)}.message__quick button.is-mine{background:var(--color-accent-subtle)}.message__toolbar .ui-icon-btn{border-radius:var(--radius-full)}.message__file{display:flex;align-items:center;gap:var(--space-8);min-width:240px;max-width:360px;padding:var(--space-8);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface)}.message__file.is-unavailable{border-color:var(--color-danger-border);background:var(--color-danger-subtle)}.message__file-icon{position:relative;isolation:isolate;display:flex;align-items:center;justify-content:center;width:40px;height:40px;flex-shrink:0;overflow:hidden;border-radius:var(--radius-md);background:var(--gradient-accent);box-shadow:var(--gloss-rim),var(--shadow-accent);color:var(--color-text-on-accent)}.message__file-icon:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-1;background:var(--gloss-sheen)}.message__file.is-unavailable .message__file-icon{background:var(--color-surface-sunken);box-shadow:inset 0 0 0 1px var(--color-border);color:var(--color-text-muted)}.message__file.is-unavailable .message__file-icon:before{display:none}.message__file-meta{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.message__file-name{font-size:var(--text-md);font-weight:var(--weight-medium);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.message__file-size{font-size:var(--text-sm);color:var(--color-text-muted)}.message--bubble{padding-top:var(--space-8)}.message--bubble.is-grouped{padding-top:var(--space-4)}.message--bubble.is-own{flex-direction:row-reverse}.message__stack{position:relative;display:flex;flex-direction:column;min-width:0;max-width:min(680px,70%)}.message--bubble.is-own .message__stack{align-items:flex-end}.message--bubble.is-own .message__reactions{justify-content:flex-end}.message__bubble{display:flex;flex-direction:column;gap:var(--space-2);padding:7px var(--space-12);background:var(--bubble-in);border:none;border-radius:var(--radius-bubble);border-bottom-left-radius:var(--radius-sm);box-shadow:var(--shadow-bubble)}.message--bubble.is-grouped .message__bubble{border-top-left-radius:var(--radius-sm)}.message--bubble.is-own .message__bubble{background:var(--bubble-out);color:var(--bubble-out-text);box-shadow:inset 0 1px 0 var(--bubble-out-rim),inset 0 0 0 1px var(--bubble-out-edge);border-bottom-left-radius:var(--radius-bubble);border-bottom-right-radius:var(--radius-sm)}.message--bubble.is-own.is-grouped .message__bubble{border-top-left-radius:var(--radius-bubble);border-top-right-radius:var(--radius-sm)}.message--bubble.is-own .message__meta{color:var(--bubble-out-meta)}.message__bubble .message__meta{align-self:flex-end}.message__bubble:not(.has-file){display:flow-root}.message__bubble:not(.has-file)>.message__author{display:block}.message__bubble:not(.has-file)>.ui-quote{width:calc(100% + 2 * (var(--space-12) - var(--space-8)))}.message__bubble:not(.has-file)>.message__text,.message__bubble:not(.has-file)>.message__deleted{display:inline}.message__bubble:not(.has-file)>.message__meta{float:right;margin:6px 0 0 var(--space-10)}.message__bubble .ui-quote{width:auto;margin:0 calc(var(--space-8) - var(--space-12)) var(--space-4)}.message__bubble.has-file{padding:var(--space-6)}.message__bubble.has-file .message__meta{padding:0 var(--space-4) var(--space-2)}.message--bubble .message__file{border:none;background:none;padding:var(--space-2)}.message--flat{margin:0 var(--space-8);padding:var(--space-6) var(--space-8);border-radius:var(--radius-lg)}.message--flat:not(.is-grouped){margin-top:var(--space-6)}.message--flat:hover{background:var(--glass-bg-thin);box-shadow:0 0 0 .5px var(--glass-edge)}.message--flat .ui-quote{align-self:flex-start;max-width:520px;margin-bottom:var(--space-4)}.message--flat .message__file{background:var(--glass-bg-thick);border-color:var(--color-border)}.message__gutter-time{font-size:var(--text-xs);line-height:var(--leading-lg);color:var(--color-text-disabled);font-variant-numeric:tabular-nums;opacity:0}.message--flat:hover .message__gutter-time{opacity:1}.message--flat 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var(--color-selected-edge);color:var(--color-accent-text)}.message-list__jump{position:sticky;bottom:var(--space-8);float:right;margin-right:var(--space-16);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-full);background:var(--glass-bg-thick);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:inset 0 1px 0 var(--glass-rim),0 0 0 .5px var(--glass-edge),var(--shadow-md);color:var(--color-text-secondary)}.message-list__jump:hover{color:var(--color-text)}.activity-card{display:flex;align-items:center;gap:var(--space-8);width:fit-content;min-width:280px;max-width:min(420px,calc(100% - var(--space-32)));margin:var(--space-8) var(--space-16);padding:var(--space-8);background:var(--bubble-in);border:1px dashed 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