.fc-shell{background:var(--bg);height:100%;display:flex;overflow:hidden}.fc-rail{border-right:1px solid var(--line);background:var(--bg-2);flex-shrink:0;width:280px;min-height:0;transition:width .22s;overflow:hidden}.fc-shell.rail-collapsed .fc-rail{border-right-width:0;width:0}.fc-rail-body{flex-direction:column;width:280px;height:100%;min-height:0;display:flex}.fc-rail-head{border-bottom:1px solid var(--line);flex-direction:column;gap:10px;padding:14px 14px 12px;display:flex}.fc-rail-head-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.fc-rail-heading{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);font-size:9.5px;font-weight:600}.fc-rail-collapse,.fc-rail-expand{width:28px;height:28px;color:var(--muted-2);border-radius:var(--radius-sm);cursor:pointer;background:0 0;border:0;flex-shrink:0;justify-content:center;align-items:center;padding:0;transition:color .14s,background .14s;display:inline-flex}.fc-rail-collapse:hover,.fc-rail-expand:hover{color:var(--fg-2);background:color-mix(in srgb,var(--fg)6%,transparent)}.fc-rail-collapse svg,.fc-rail-expand svg{width:15px;height:15px}.fc-topbar .fc-rail-expand{margin-left:-4px;margin-right:2px}.fc-rail-head .new-chat-btn{border-radius:var(--radius-md);background:var(--sync-cyan);width:100%;height:36px;color:var(--sync-black);font-family:var(--font-mono);letter-spacing:.02em;border:0;justify-content:center;align-items:center;gap:6px;padding:0 12px;font-size:12px;font-weight:600;transition:background .14s;display:inline-flex}.fc-rail-head .new-chat-btn:hover{background:color-mix(in srgb,var(--sync-cyan)88%,var(--sync-black))}.fc-rail-head .new-chat-btn svg{width:14px;height:14px}.fc-rail-search{align-items:center;display:flex;position:relative}.fc-rail-search .fc-search-ico{color:var(--muted-2);pointer-events:none;display:inline-flex;position:absolute;left:9px}.fc-rail-search .fc-search-ico svg{width:13px;height:13px}.fc-rail-search input{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);width:100%;height:32px;font-family:var(--font-sans);color:var(--fg);outline:none;padding:0 28px;font-size:13px;transition:border-color .14s}.fc-rail-search input::placeholder{color:var(--muted-2)}.fc-rail-search input:focus{border-color:var(--sync-cyan)}.fc-rail-search .fc-search-clear{width:20px;height:20px;color:var(--muted-2);background:0 0;border:0;border-radius:50%;justify-content:center;align-items:center;padding:0;display:inline-flex;position:absolute;right:6px}.fc-rail-search .fc-search-clear:hover{color:var(--fg-2)}.fc-rail-search .fc-search-clear svg{width:12px;height:12px}.fc-rail-list{flex-direction:column;flex:1;gap:4px;min-height:0;padding:10px;display:flex;overflow-y:auto}.fc-rail-group-label{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);padding:10px 8px 4px;font-size:9.5px;font-weight:600}.fc-rail-empty{flex-direction:column;align-items:flex-start;gap:10px;padding:16px 10px;display:flex}.fc-rail-empty .fc-rail-empty-hint{color:var(--muted);font-size:12.5px;line-height:1.5}.fc-rail-empty .fc-rail-empty-btn{border:1px solid var(--line-strong);border-radius:var(--radius-sm);height:30px;color:var(--fg-2);font-family:var(--font-mono);background:0 0;align-items:center;gap:6px;padding:0 12px;font-size:11px;font-weight:600;display:inline-flex}.fc-rail-empty .fc-rail-empty-btn:hover{border-color:var(--sync-cyan);color:var(--sync-cyan)}.fc-rail-skeleton{border-radius:var(--radius-sm);background:var(--line);height:44px;animation:1.4s ease-in-out infinite fc-skeleton-pulse}.fc-session-item{border-radius:var(--radius-sm);flex-direction:column;gap:2px;width:100%;padding:8px 10px;transition:background .12s;display:flex;position:relative}.fc-session-select{text-align:left;cursor:pointer;width:100%;color:inherit;font:inherit;background:0 0;border:0;flex-direction:column;gap:2px;padding:0;display:flex}.fc-session-item:hover{background:color-mix(in srgb,var(--sync-cyan)4%,transparent)}.fc-session-item.active{background:var(--sync-cyan-soft);box-shadow:inset 2px 0 0 var(--sync-cyan)}.fc-session-title-row{align-items:center;gap:6px;min-width:0;padding-right:80px;display:flex}.fc-session-title{color:var(--fg);text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:13px;font-weight:600;overflow:hidden}.fc-session-item.active .fc-session-title{color:var(--sync-cyan)}.fc-session-pin-ico{color:var(--sync-cyan);flex-shrink:0;display:inline-flex;transform:rotate(45deg)}.fc-session-pin-ico svg{width:11px;height:11px}.fc-session-preview{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;padding-right:80px;font-size:11.5px;overflow:hidden}.fc-session-meta-row{justify-content:space-between;align-items:center;gap:6px;display:flex}.fc-session-meta{font-family:var(--font-mono);color:var(--muted-2);gap:6px;min-width:0;font-size:10px;display:flex}.fc-session-unread{background:var(--sync-cyan);min-width:16px;height:16px;color:var(--sync-black);border-radius:var(--radius-pill);font-family:var(--font-mono);flex-shrink:0;justify-content:center;align-items:center;padding:0 5px;font-size:9.5px;font-weight:700;transition:opacity .15s;display:inline-flex}.fc-session-item:hover .fc-session-unread,.fc-session-item:focus-within .fc-session-unread{opacity:0}.fc-session-action-btn.pinned{color:var(--sync-cyan)}.fc-session-actions{opacity:0;gap:2px;transition:opacity .15s;display:flex;position:absolute;top:50%;right:8px;transform:translateY(-50%)}.fc-session-item:hover .fc-session-actions,.fc-session-item:focus-within .fc-session-actions{opacity:1}.fc-session-action-btn{width:26px;height:26px;color:var(--muted-2);border-radius:var(--radius-sm);background:0 0;border:0;justify-content:center;align-items:center;padding:0;display:inline-flex}.fc-session-action-btn:hover{color:var(--fg-2);background:color-mix(in srgb,var(--fg)6%,transparent)}.fc-session-action-btn.danger:hover{color:var(--error)}.fc-session-action-btn svg{width:13px;height:13px}.fc-session-rename-input{width:100%;color:var(--fg);background:0 0;border:0;outline:none;padding:0;font-size:13px;font-weight:600}.fc-session-confirm{align-items:center;gap:6px;margin-top:4px;display:flex}.fc-session-confirm .fc-confirm-label{font-family:var(--font-mono);color:var(--error);margin-right:auto;font-size:10px}.fc-session-confirm button{border-radius:var(--radius-pill);height:22px;font-family:var(--font-mono);border:1px solid #0000;padding:0 8px;font-size:10px;font-weight:600}.fc-session-confirm .fc-confirm-yes{background:var(--error);color:var(--bg)}.fc-session-confirm .fc-confirm-no{border-color:var(--line-strong);color:var(--muted);background:0 0}.fc-main{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex}.fc-topbar{height:var(--nav-h);border-bottom:1px solid var(--line);background:var(--bg);flex-shrink:0;align-items:center;gap:10px;padding:0 18px;display:flex}.fc-topbar .fc-title{flex-direction:column;min-width:0;margin-right:auto;display:flex}.fc-topbar .fc-title h1{font-family:var(--font-sans);color:var(--fg);letter-spacing:-.01em;text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:17px;font-weight:600;overflow:hidden}.fc-topbar .fc-title .sub{font-family:var(--font-mono);color:var(--muted-2);text-overflow:ellipsis;white-space:nowrap;font-size:10.5px;overflow:hidden}.fc-topbar .fc-bar-pills{flex-shrink:0;align-items:center;gap:8px;display:inline-flex}.fc-portal-pill{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-pill);height:24px;font-family:var(--font-mono);color:var(--fg-2);align-items:center;gap:6px;padding:0 10px;font-size:10.5px;display:inline-flex}.fc-portal-pill .fc-portal-dot{background:var(--sync-cyan);border-radius:50%;flex-shrink:0;width:6px;height:6px}.fc-portal-domain{color:var(--muted-2)}.fc-status-pill{border-radius:var(--radius-pill);height:24px;font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase;align-items:center;gap:6px;padding:0 10px;font-size:10px;font-weight:600;display:inline-flex}.fc-status-pill.streaming{color:var(--sync-cyan);background:var(--sync-cyan-soft);border:1px solid color-mix(in srgb,var(--sync-cyan)24%,var(--line))}.fc-status-pill.idle{color:var(--muted);background:var(--bg-2);border:1px solid var(--line)}.fc-status-dot-stream{border:1.5px solid var(--sync-cyan);background:0 0;border-radius:50%;flex-shrink:0;width:11px;height:11px;display:inline-block;position:relative}.fc-status-dot-stream-core{background:var(--sync-cyan);border-radius:50%;animation:1.2s ease-in-out infinite stream-pulse;position:absolute;inset:2px}.fc-status-dot-idle{background:var(--success);border-radius:50%;flex-shrink:0;width:9px;height:9px}.fc-transcript{flex:1;min-height:0;overflow-y:auto}.fc-thread{flex-direction:column;gap:16px;max-width:760px;margin:0 auto;padding:28px 24px 40px;display:flex}.fc-turn-sep{font-family:var(--font-mono);letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);align-items:center;gap:12px;padding:2px 0;font-size:9.5px;font-weight:600;display:flex}.fc-turn-sep:before,.fc-turn-sep:after{content:"";background:var(--line);flex:1;height:1px}.fc-composer-dock{border-top:1px solid var(--line);background:var(--bg);flex-shrink:0;padding:12px 24px 16px}.fc-composer-dock .fc-composer-inner{flex-direction:column;gap:8px;max-width:760px;margin:0 auto;display:flex}.fc-activity{background:var(--bg-2);border:1px solid var(--line);border-left:2px solid var(--sync-cyan);border-radius:var(--radius-sm);font-family:var(--font-mono);color:var(--muted);align-items:center;gap:8px;padding:7px 11px;font-size:11.5px;animation:.18s ease-out fc-activity-in;display:flex}.fc-activity.pending{border-left-color:var(--warning)}.fc-activity .ico{color:var(--sync-cyan);flex-shrink:0;align-items:center;display:inline-flex}.fc-activity .ico svg{width:14px;height:14px}.fc-activity .label{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.fc-activity .label .verb{color:var(--fg);font-weight:600}.fc-activity .spinner{border:1.5px solid var(--line);border-top-color:var(--sync-cyan);border-radius:50%;flex-shrink:0;width:13px;height:13px;animation:.8s linear infinite fc-spin}.fc-activity .think-dots{flex-shrink:0;align-items:center;gap:3px;display:inline-flex}.fc-activity .think-dots span{background:var(--sync-cyan);border-radius:50%;width:4px;height:4px;animation:1.05s ease-in-out infinite fc-think-bounce}.fc-activity .think-dots span:nth-child(2){animation-delay:.15s}.fc-activity .think-dots span:nth-child(3){animation-delay:.3s}@keyframes stream-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.6)}}@keyframes fc-skeleton-pulse{0%,to{opacity:1}50%{opacity:.45}}@keyframes fc-spin{to{transform:rotate(360deg)}}@keyframes fc-think-bounce{0%,80%,to{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}@keyframes fc-activity-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (max-width:767px){.fc-rail{display:none}.fc-composer-dock{padding:10px 12px calc(12px + env(safe-area-inset-bottom,0px))}.fc-thread{padding:20px 16px 32px}}@media (prefers-reduced-motion:reduce){.fc-status-dot-stream-core,.fc-rail-skeleton,.fc-activity,.fc-activity .spinner,.fc-activity .think-dots span{animation:none}.fc-rail,.fc-rail-collapse,.fc-rail-expand,.fc-session-item,.fc-session-actions,.fc-session-unread,.fc-rail-head .new-chat-btn,.fc-rail-search input,.fc-search-clear{transition:none}}