.chs-sidebar{width:260px;min-width:260px;height:100%;display:flex;flex-direction:column;border-right:1px solid var(--chs-border, rgba(255, 255, 255, .06));background:var(--chs-bg, rgba(0, 0, 0, .12));transition:width .25s ease,min-width .25s ease,opacity .25s ease;overflow:hidden;flex-shrink:0;position:relative;z-index:10}.chs-sidebar>*{width:260px;min-width:260px;box-sizing:border-box}.chs-sidebar--collapsed{width:0;min-width:0;border-right:none}.chs-mobile-close{display:none}.chs-top-section{padding:12px 12px 8px;flex-shrink:0;display:flex;flex-direction:column;gap:4px}.chs-new-conversation-btn{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border:1px solid var(--chs-border, rgba(255, 255, 255, .08));border-radius:8px;background:var(--chs-input-bg, rgba(255, 255, 255, .04));color:var(--chs-text, #e0ddd8);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;font-family:inherit;text-align:left}.chs-new-conversation-btn:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .08));border-color:var(--chs-border-hover, rgba(255, 255, 255, .12))}.chs-new-conversation-btn__icon{font-size:16px;font-weight:400;line-height:1;color:var(--chs-text-muted, #6b6560)}.chs-history-btn{display:flex;align-items:center;gap:8px;width:100%;padding:6px 12px;border:none;border-radius:6px;background:transparent;color:var(--chs-text-muted, #7a756e);font-size:12px;cursor:pointer;transition:all .12s;font-family:inherit;text-align:left}.chs-history-btn:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .04));color:var(--chs-text, #e0ddd8)}.chs-history-btn__icon{display:flex;color:var(--chs-text-muted, #6b6560)}.chs-ws-section{flex:1;overflow-y:auto;overflow-x:hidden;padding:0 8px 12px}.chs-ws-section::-webkit-scrollbar{width:4px}.chs-ws-section::-webkit-scrollbar-track{background:transparent}.chs-ws-section::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:2px}.chs-ws-section__header{display:flex;align-items:center;justify-content:space-between;padding:8px 4px 4px}.chs-ws-section__label{font-size:11px;font-weight:600;color:var(--chs-text-muted, #6b6560);text-transform:uppercase;letter-spacing:.04em}.chs-ws-section__new-btn{width:20px;height:20px;border:none;border-radius:4px;background:transparent;color:var(--chs-text-muted, #6b6560);font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:all .12s}.chs-ws-section__new-btn:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .06));color:var(--chs-accent, #b58900)}.chs-ws-block__header{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:6px;cursor:pointer;transition:background .12s;margin-bottom:1px;user-select:none}.chs-ws-block__header:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .05))}.chs-ws-block__header--open{background:var(--chs-active-bg, rgba(255, 255, 255, .06))}.chs-ws-block__caret{font-size:9px;color:var(--chs-text-muted, #6b6560);transition:transform .15s;width:12px;text-align:center;flex-shrink:0}.chs-ws-block__caret--open{transform:rotate(90deg)}.chs-ws-block__name{flex:1;font-size:13px;font-weight:500;color:var(--chs-text, #e0ddd8);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chs-ws-block__count{font-size:10px;color:var(--chs-text-muted, #6b6560);background:var(--chs-input-bg, rgba(255, 255, 255, .04));border-radius:3px;padding:1px 5px;flex-shrink:0}.chs-ws-block__new-task{width:20px;height:20px;border:none;border-radius:4px;background:transparent;color:var(--chs-text-muted, #6b6560);font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;opacity:0;transition:all .12s}.chs-ws-block__header:hover .chs-ws-block__new-task{opacity:1}.chs-ws-block__new-task:hover{background:#b589001f;color:var(--chs-accent, #b58900)}.chs-ws-block__tasks{padding-left:20px;padding-bottom:4px}.chs-task-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:5px 8px;border-radius:6px;cursor:pointer;transition:background .1s;margin-bottom:1px}.chs-task-item:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .04))}.chs-task-item--active{background:var(--chs-active-bg, rgba(255, 255, 255, .08))}.chs-task-item__title{flex:1;font-size:12px;color:var(--chs-text-secondary, #a09b94);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chs-task-item__time{font-size:10px;color:var(--chs-text-muted, #6b6560);flex-shrink:0}.chs-ws-block__see-all{padding:5px 8px;font-size:11px;color:var(--chs-text-muted, #6b6560);cursor:pointer;border-radius:6px;transition:all .1s}.chs-ws-block__see-all:hover{color:var(--chs-accent, #b58900);background:var(--chs-hover-bg, rgba(255, 255, 255, .04))}.chs-ws-empty{padding:16px 8px;text-align:center;font-size:12px;color:var(--chs-text-muted, #6b6560)}.chs-float-toggle{position:fixed;left:16px;top:56px;z-index:101;width:32px;height:32px;border:none;border-radius:8px;background:var(--chs-float-bg, rgba(255, 255, 255, .06));color:var(--chs-text-muted, #7a756e);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;backdrop-filter:blur(8px);box-shadow:0 2px 8px #0003}.chs-float-toggle:hover{background:var(--chs-float-bg-hover, rgba(255, 255, 255, .1));color:var(--chs-text, #e0ddd8)}.chs-float-toggle--hidden{display:none}@media (max-width: 768px){.chs-sidebar{position:fixed;left:0;top:0;z-index:1000;height:100svh;max-height:100dvh;background:var(--ah-page-bg, #fdf6e3);box-shadow:4px 0 24px #0006}.chs-sidebar--collapsed{width:0;box-shadow:none}.chs-mobile-close{position:absolute;top:max(10px,env(safe-area-inset-top));right:10px;z-index:2;display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border:0;border-radius:9px;background:#ffffffb3;color:var(--chs-text, #586e75);box-shadow:0 2px 10px #0000001f;cursor:pointer}.chs-sidebar__body{padding-top:calc(46px + env(safe-area-inset-top))}}.chs-trash-bar{display:flex;align-items:center;justify-content:space-between;padding:8px 8px 6px;margin-bottom:4px}.chs-trash-bar__info{font-size:11px;color:var(--chs-text-muted, #6b6560)}.chs-trash-bar__empty-btn{border:none;background:transparent;color:#f87171;font-size:11px;cursor:pointer;padding:2px 8px;border-radius:4px;transition:background .12s}.chs-trash-bar__empty-btn:hover{background:#f871711a}.chs-ws-ctx-menu{position:fixed;z-index:1000;min-width:160px;background:var(--chs-bg, #1e1e22);border:1px solid var(--chs-border, rgba(255, 255, 255, .08));border-radius:8px;padding:4px;box-shadow:0 8px 32px #0000004d}.chs-ws-ctx-item{padding:8px 12px;font-size:12px;color:var(--chs-text, #e0ddd8);border-radius:6px;cursor:pointer;transition:background .1s}.chs-ws-ctx-item:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .06))}.chs-ws-ctx-item--danger{color:#f87171}.chs-ws-ctx-item--danger:hover{background:#f871711a}.chs-ws-ctx-separator{height:1px;background:var(--chs-border, rgba(255, 255, 255, .06));margin:4px 0}.chs-ws-ctx-group-label{padding:4px 12px;font-size:10px;font-weight:600;color:var(--chs-text-muted, #6b6560);text-transform:uppercase;letter-spacing:.04em}.chs-ws-ctx-item--active{font-weight:600;color:var(--chs-accent, #b58900)}.chs-ws-dialog-overlay{position:fixed;inset:0;z-index:2000;background:#00000080;display:flex;align-items:center;justify-content:center;animation:chs-ws-dialog-fade-in .15s ease}.chs-ws-dialog-panel{width:440px;max-width:90vw;max-height:85vh;background:var(--chs-bg, #1e1e22);border:1px solid var(--chs-border, rgba(255, 255, 255, .08));border-radius:12px;box-shadow:0 20px 50px #00000080;display:flex;flex-direction:column;overflow:hidden;animation:chs-ws-dialog-scale-in .15s ease}.chs-ws-dialog__header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 10px;border-bottom:1px solid var(--chs-border, rgba(255, 255, 255, .06));flex-shrink:0}.chs-ws-dialog__title{font-size:14px;font-weight:600;color:var(--chs-text, #e0ddd8)}.chs-ws-dialog__close{width:24px;height:24px;border:none;border-radius:5px;background:transparent;color:var(--chs-text-muted, #6b6560);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:all .12s}.chs-ws-dialog__close:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .06));color:var(--chs-text, #e0ddd8)}.chs-ws-dialog__body{flex:1;overflow-y:auto;padding:12px}.chs-ws-dialog__shortcuts{display:flex;flex-direction:column;gap:10px;padding:4px 4px 16px;margin-bottom:16px;border-bottom:1px solid var(--chs-border, rgba(255, 255, 255, .06))}.chs-ws-dialog__card{display:flex;align-items:center;gap:14px;padding:12px 16px;border:1px solid var(--chs-border, rgba(255, 255, 255, .08));border-radius:8px;background:#ffffff05;color:var(--chs-text, #e0ddd8);cursor:pointer;text-align:left;transition:all .2s ease;width:100%;outline:none}.chs-ws-dialog__card:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .05));border-color:var(--chs-accent, #b58900);box-shadow:0 4px 12px #0003}.chs-ws-dialog__card-icon{font-size:20px;color:var(--chs-accent, #b58900);display:flex;align-items:center;justify-content:center;opacity:.85}.chs-ws-dialog__card-content{display:flex;flex-direction:column;gap:2px}.chs-ws-dialog__card-title{font-size:13px;font-weight:600;color:var(--chs-text, #e0ddd8)}.chs-ws-dialog__card-desc{font-size:11px;color:var(--chs-text-muted, #6b6560)}.chs-ws-dialog__new-form{display:flex;flex-direction:column;gap:10px;padding:12px;background:#ffffff03;border:1px dashed var(--chs-border, rgba(255, 255, 255, .12));border-radius:8px;animation:chs-ws-dialog-scale-in .2s ease}.chs-ws-dialog__new-input{width:100%;background:#0003;border:1px solid var(--chs-border, rgba(255, 255, 255, .08));border-radius:6px;padding:8px 12px;font-size:13px;color:var(--chs-text, #e0ddd8);outline:none;transition:border-color .2s}.chs-ws-dialog__new-input:focus{border-color:var(--chs-accent, #b58900)}.chs-ws-dialog__form-actions{display:flex;justify-content:flex-end;gap:8px}.chs-ws-dialog__form-btn{border:none;border-radius:5px;padding:6px 12px;font-size:12px;cursor:pointer;font-weight:500;transition:background .12s;font-family:inherit}.chs-ws-dialog__form-btn--cancel{background:#ffffff0f;color:var(--chs-text-secondary, #a09b94)}.chs-ws-dialog__form-btn--cancel:hover{background:#ffffff1a}.chs-ws-dialog__form-btn--confirm{background:var(--chs-accent, #b58900);color:#fff}.chs-ws-dialog__form-btn--confirm:hover{background:#c69910}.chs-ws-dialog__cat-section{padding:4px}.chs-ws-dialog__cat-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;padding:0 4px}.chs-ws-dialog__cat-label{font-size:11px;font-weight:600;color:var(--chs-text-muted, #6b6560);text-transform:uppercase;letter-spacing:.04em}.chs-ws-dialog__cat-search{background:#0003;border:1px solid var(--chs-border, rgba(255, 255, 255, .08));border-radius:5px;padding:4px 8px;font-size:11px;color:var(--chs-text, #e0ddd8);width:140px;outline:none;transition:all .2s ease;font-family:inherit}.chs-ws-dialog__cat-search:focus{border-color:var(--chs-accent, #b58900);width:180px}.chs-ws-dialog__cat-body{max-height:180px;overflow-y:auto;border:1px solid var(--chs-border, rgba(255, 255, 255, .05));border-radius:8px;background:#00000026;padding:4px}.chs-ws-dialog__loading,.chs-ws-dialog__empty{padding:24px 8px;text-align:center;font-size:13px;color:var(--chs-text-muted, #6b6560)}.chs-ws-dialog__list{display:flex;flex-direction:column;gap:2px}.chs-ws-dialog__item{display:flex;align-items:center;padding:8px 12px;border-radius:6px;cursor:pointer;transition:background .1s;font-size:13px;color:var(--chs-text, #e0ddd8)}.chs-ws-dialog__item:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .06))}.chs-ws-dialog__item-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@keyframes chs-ws-dialog-fade-in{0%{opacity:0}to{opacity:1}}@keyframes chs-ws-dialog-scale-in{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}.chs-ws-selector{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;background:#ffffff08;border-bottom:1px solid var(--chs-border, rgba(255, 255, 255, .06));flex-shrink:0;backdrop-filter:blur(10px)}.chs-ws-selector__main{display:flex;align-items:center;gap:8px;cursor:pointer;flex:1;overflow:hidden;user-select:none}.chs-ws-selector__main:hover .chs-ws-selector__name{color:var(--chs-accent, #b58900)}.chs-ws-selector__dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;box-shadow:0 0 8px currentColor}.chs-ws-selector__name{font-size:13px;font-weight:600;color:var(--chs-text, #e0ddd8);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .15s}.chs-ws-selector__arrow{font-size:9px;color:var(--chs-text-muted, #6b6560);margin-left:4px}.chs-ws-selector__settings-btn,.chs-ws-selector__new-btn{width:22px;height:22px;border:none;border-radius:5px;background:transparent;color:var(--chs-text-muted, #6b6560);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:all .15s}.chs-ws-selector__settings-btn:hover,.chs-ws-selector__new-btn:hover{background:#ffffff0f;color:var(--chs-accent, #b58900)}.chs-sidebar__body{flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column}.chs-sidebar__empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 16px;text-align:center}.chs-sidebar__empty-icon{font-size:36px;color:var(--chs-text-muted, #6b6560);margin-bottom:12px;opacity:.6}.chs-sidebar__empty-text{font-size:12px;color:var(--chs-text-secondary, #a09b94);margin-bottom:24px}.chs-sidebar__empty-btn{width:100%;padding:10px 14px;border-radius:8px;border:1px solid var(--chs-border, rgba(255, 255, 255, .08));background:#ffffff08;color:var(--chs-text, #e0ddd8);font-size:12px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:10px;transition:all .15s;font-family:inherit}.chs-sidebar__empty-btn:hover{background:#ffffff0f;border-color:var(--chs-accent, #b58900)}.chs-sidebar__empty-btn--primary{background:var(--chs-accent, #b58900);color:#fff;border-color:transparent}.chs-sidebar__empty-btn--primary:hover{background:#c69910;border-color:transparent}.chs-sidebar__panel{display:flex;flex-direction:column;border-bottom:1px solid var(--chs-border, rgba(255, 255, 255, .04))}.chs-panel-header{display:flex;align-items:center;padding:8px 14px;cursor:pointer;user-select:none;background:#0000000d;transition:background .15s}.chs-panel-header:hover{background:#ffffff05}.chs-panel-caret{font-size:9px;color:var(--chs-text-muted, #6b6560);transition:transform .15s;width:12px;margin-right:6px;text-align:center}.chs-panel-caret--open{transform:rotate(90deg)}.chs-panel-title{font-size:11px;font-weight:700;color:var(--chs-text-muted, #7a756e);text-transform:uppercase;letter-spacing:.04em;flex:1}.chs-panel-count{font-size:10px;color:var(--chs-text-muted, #6b6560);background:#ffffff08;border-radius:4px;padding:0 5px;margin-right:8px}.chs-panel-action-btn{width:18px;height:18px;border:none;border-radius:4px;background:transparent;color:var(--chs-text-muted, #6b6560);font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:all .12s;opacity:0}.chs-panel-header:hover .chs-panel-action-btn{opacity:1}.chs-panel-action-btn:hover{background:#ffffff0f;color:var(--chs-accent, #b58900)}.chs-panel-content{display:none;padding:4px 6px 10px}.chs-panel-content--open{display:flex;flex-direction:column}.chs-files-tree{display:flex;flex-direction:column;gap:2px;max-height:260px;overflow-y:auto;padding:4px;border-radius:6px;background:#0000001a;margin-bottom:8px}.chs-files-tree__empty{padding:20px 8px;text-align:center;font-size:11px;color:var(--chs-text-muted, #6b6560);border:1px dashed rgba(255,255,255,.04);border-radius:6px}.chs-file-row{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:6px;transition:background .15s;user-select:none}.chs-file-row:hover{background:#ffffff0a}.chs-file-row__checkbox{width:13px;height:13px;cursor:pointer;accent-color:var(--chs-accent, #b58900)}.chs-file-row__icon{color:var(--chs-text-muted, #7a756e);display:flex}.chs-file-row__name{flex:1;font-size:12px;color:var(--chs-text-secondary, #a09b94);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chs-file-row__status{display:flex;align-items:center;justify-content:center;opacity:.85}.chs-file-row__remove{background:transparent;border:none;color:var(--chs-text-muted, #6b6560);font-size:14px;cursor:pointer;padding:0 4px;opacity:0;transition:opacity .12s,color .12s}.chs-file-row:hover .chs-file-row__remove{opacity:1}.chs-file-row__remove:hover{color:#ef4444}.chs-files-actions{display:flex;gap:4px;padding:4px;background:#ffffff03;border-radius:6px;border:1px solid rgba(255,255,255,.04);animation:chs-ws-dialog-scale-in .18s ease}.chs-files-action-btn{flex:1;border:none;background:#ffffff0a;color:var(--chs-text-secondary, #a09b94);padding:5px 2px;font-size:11px;font-weight:500;border-radius:4px;cursor:pointer;transition:all .12s;display:flex;align-items:center;justify-content:center;gap:4px;font-family:inherit}.chs-files-action-btn:hover{background:#ffffff14;color:var(--chs-text, #e0ddd8)}.chs-files-action-btn--danger{color:#f87171}.chs-files-action-btn--danger:hover{background:#f871711a;color:#fca5a5}.chs-chats-list{display:flex;flex-direction:column;gap:2px;max-height:280px;overflow-y:auto;padding:4px}.chs-chats-list__empty{padding:24px 8px;text-align:center;font-size:11px;color:var(--chs-text-muted, #6b6560)}.chs-chat-row{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:6px;cursor:pointer;transition:all .15s;user-select:none}.chs-chat-row:hover{background:#ffffff0a}.chs-chat-row--active{background:#ffffff14;box-shadow:inset 2px 0 0 var(--chs-accent, #b58900)}.chs-chat-row__icon{color:var(--chs-text-muted, #6b6560);display:flex}.chs-chat-row--active .chs-chat-row__icon{color:var(--chs-accent, #b58900)}.chs-chat-row__title{flex:1;font-size:12px;color:var(--chs-text-secondary, #a09b94);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chs-chat-row--active .chs-chat-row__title{color:var(--chs-text, #e0ddd8);font-weight:500}.chs-chat-row__time{font-size:10px;color:var(--chs-text-muted, #6b6560);flex-shrink:0}.chs-chat-row__remove{background:transparent;border:none;color:var(--chs-text-muted, #6b6560);font-size:14px;cursor:pointer;padding:0 4px;opacity:0;transition:opacity .12s,color .12s}.chs-chat-row:hover .chs-chat-row__remove{opacity:1}.chs-chat-row__remove:hover{color:#ef4444}.chs-panel-header--highlight{animation:chs-panel-header-flash 1.5s ease-out}@keyframes chs-panel-header-flash{0%{background:#007acc4d;box-shadow:0 0 12px #007acc80}to{background:#0000000d;box-shadow:none}}.chs-tree{display:flex;flex-direction:column;padding:12px 8px;gap:4px;overflow-y:auto;flex:1}.chs-tree-section-header{display:flex;align-items:center;justify-content:space-between;padding:8px 6px 4px;font-size:11px;font-weight:600;color:var(--chs-text-muted, #7a756e);text-transform:uppercase;letter-spacing:.05em;margin-top:12px}.chs-tree-section-header:first-child{margin-top:0}.chs-tree-section-add{background:transparent;border:none;color:var(--chs-text-muted, #7a756e);font-size:15px;cursor:pointer;padding:0 4px;transition:color .15s}.chs-tree-section-add:hover{color:var(--chs-text, #e0ddd8)}.chs-tree-node{display:flex;flex-direction:column;border-radius:6px;margin-bottom:2px}.chs-tree-node__header{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:6px;cursor:pointer;position:relative;transition:background .15s}.chs-tree-node__header:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .04))}.chs-tree-node--active>.chs-tree-node__header{background:var(--chs-active-bg, rgba(255, 255, 255, .06))}.chs-tree-node__caret{font-size:8px;color:var(--chs-text-muted, #7a756e);transition:transform .2s ease;width:10px;display:inline-block}.chs-tree-node__caret--open{transform:rotate(90deg)}.chs-tree-node__icon{display:flex;align-items:center;color:var(--chs-text-muted, #9a958e)}.chs-tree-node__title{font-size:13px;color:var(--chs-text, #e0ddd8);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.chs-tree-node__actions{display:flex;align-items:center;gap:4px;opacity:0;transition:opacity .15s}.chs-tree-node__header:hover .chs-tree-node__actions{opacity:1}.chs-tree-node__action-btn{background:transparent;border:none;color:var(--chs-text-muted, #7a756e);cursor:pointer;font-size:12px;padding:2px;display:flex;align-items:center;transition:color .12s}.chs-tree-node__action-btn:hover{color:var(--chs-text, #e0ddd8)}.chs-tree-node__action-btn--remove:hover{color:#ef4444!important}.chs-tree-node__children{display:flex;flex-direction:column;padding-left:20px;margin-top:2px;border-left:1px solid rgba(255,255,255,.03)}.chs-tree-files-header{display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:4px;cursor:pointer;transition:background .12s;margin-top:2px}.chs-tree-files-header:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .03))}.chs-tree-files-caret{font-size:7px;color:var(--chs-text-muted, #7a756e);transition:transform .2s ease;width:8px}.chs-tree-files-caret--open{transform:rotate(90deg)}.chs-tree-files-title{font-size:12px;color:var(--chs-text-secondary, #b0aba4);flex:1}.chs-tree-files-add{background:transparent;border:none;color:var(--chs-text-muted, #7a756e);font-size:14px;cursor:pointer;padding:0 4px;line-height:1;transition:color .12s}.chs-tree-files-add:hover{color:var(--chs-text, #e0ddd8)}.chs-tree-files-list{display:flex;flex-direction:column;padding-left:14px;margin-top:2px}.chs-tree-files-empty{font-size:11px;color:var(--chs-text-muted, #6b6560);padding:4px 8px;font-style:italic}.chs-tree-file-row{display:flex;align-items:center;gap:6px;padding:4px 8px;border-radius:4px;font-size:12px;color:var(--chs-text-secondary, #b0aba4);transition:background .12s}.chs-tree-file-row:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .03))}.chs-tree-file-row__icon{display:flex;align-items:center;color:var(--chs-text-muted, #7a756e)}.chs-tree-file-row__name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chs-tree-file-row__status{display:flex;align-items:center}.chs-tree-file-row__remove{background:transparent;border:none;color:var(--chs-text-muted, #6b6560);font-size:13px;cursor:pointer;opacity:0;transition:opacity .12s,color .12s}.chs-tree-file-row:hover .chs-tree-file-row__remove{opacity:1}.chs-tree-file-row__remove:hover{color:#ef4444}.chs-tree-new-chat{display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:4px;cursor:pointer;transition:background .12s;color:var(--chs-text-muted, #7a756e);margin-top:2px}.chs-tree-new-chat:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .04));color:var(--chs-text, #e0ddd8)}.chs-tree-new-chat__icon{font-size:12px}.chs-tree-new-chat__text{font-size:12px;font-weight:500}.chs-tree-chat-row{display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:4px;cursor:pointer;transition:background .12s,color .12s;margin-top:2px;position:relative}.chs-tree-chat-row:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .03))}.chs-tree-chat-row--active{background:var(--chs-active-bg, rgba(255, 255, 255, .05))}.chs-tree-chat-row__icon{display:flex;align-items:center;color:var(--chs-text-muted, #7a756e)}.chs-tree-chat-row--active .chs-tree-chat-row__icon{color:var(--chs-accent, #14b8a6)}.chs-tree-chat-row__title{font-size:12px;color:var(--chs-text-secondary, #b0aba4);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chs-tree-chat-row--active .chs-tree-chat-row__title{color:var(--chs-text, #e0ddd8);font-weight:500}.chs-tree-chat-row__time{font-size:10px;color:var(--chs-text-muted, #6b6560);flex-shrink:0}.chs-tree-chat-row__remove{background:transparent;border:none;color:var(--chs-text-muted, #6b6560);font-size:13px;cursor:pointer;opacity:0;transition:opacity .12s,color .12s}.chs-tree-chat-row:hover .chs-tree-chat-row__remove{opacity:1}.chs-tree-chat-row__remove:hover{color:#ef4444}.chs-agents-view{display:flex;flex-direction:column;padding:12px 8px;gap:8px}.chs-agents-header{font-size:11px;font-weight:600;color:var(--chs-text-muted, #7a756e);text-transform:uppercase;letter-spacing:.05em;padding:4px 6px}.chs-agents-list{display:flex;flex-direction:column;gap:4px}.chs-agent-row{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:6px;cursor:pointer;transition:background .15s;background:var(--chs-input-bg, rgba(255, 255, 255, .02));border:1px solid var(--chs-border, rgba(255, 255, 255, .04))}.chs-agent-row:hover{background:var(--chs-hover-bg, rgba(255, 255, 255, .06));border-color:var(--chs-border-hover, rgba(255, 255, 255, .08))}.chs-agent-row__icon{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:4px;background:#14b8a61a;color:var(--chs-accent, #14b8a6)}.chs-agent-row__info{display:flex;flex-direction:column;flex:1;min-width:0}.chs-agent-row__name{font-size:13px;font-weight:500;color:var(--chs-text, #e0ddd8)}.chs-agent-row__desc{font-size:10.5px;color:var(--chs-text-muted, #7a756e);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}