:root{--ink:#0b0c12;--surface:#13141d;--surface-raised:#191b27;--surface-sunken:#0e0f16;--line:#252738;--line-soft:#1b1d2a;--text:#edeef6;--text-muted:#9195ab;--text-faint:#585c73;--accent:#7c6cf0;--accent-strong:#9686ff;--accent-soft:rgba(124,108,240,.16);--accent-ink:#f2f0ff;--good:#34d399;--good-soft:rgba(52,211,153,.14);--warn:#f5a623;--warn-soft:rgba(245,166,35,.14);--critical:#fb5f5f;--critical-soft:rgba(251,95,95,.14);--shadow:0 20px 50px -20px rgba(0,0,0,.6);--radius-card:14px;--radius-pill:999px;--radius-sm:8px;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",ui-sans-serif,Roboto,Helvetica,Arial,sans-serif;--font-mono:ui-monospace,"SF Mono","Cascadia Code","Roboto 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8px}.conv-item{display:flex;gap:10px;padding:10px 8px;border-radius:10px;align-items:flex-start;margin-bottom:2px;min-width:0}.conv-item:hover{background:var(--surface-raised)}.conv-item.active{background:var(--accent-soft)}.conv-item .avatar{width:34px;height:34px;font-size:12px}.conv-meta{flex:1 1;min-width:0}.conv-meta .row1{display:flex;justify-content:space-between;gap:6px}.conv-meta .name{flex:1 1;min-width:0;font-size:13px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-meta .time{font-size:10.5px;color:var(--text-faint);font-family:var(--font-mono);white-space:nowrap}.row1-right{position:relative;gap:4px;flex:none}.conv-menu-btn,.row1-right{display:flex;align-items:center}.conv-menu-btn{width:20px;height:20px;border-radius:6px;border:none;background:transparent;color:var(--text-faint);justify-content:center;opacity:0;transition:opacity .12s ease,background .12s ease,color .12s ease}.conv-item:hover .conv-menu-btn,.conv-menu-btn.open{opacity:1}.conv-menu-btn:hover{background:var(--surface);color:var(--text)}.conv-menu-btn svg{width:13px;height:13px}.conv-menu{position:absolute;top:calc(100% + 4px);right:0;z-index:30;min-width:168px;background:var(--surface-raised);border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:0 12px 28px rgba(0,0,0,.28);padding:5px}.conv-menu-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 9px;border-radius:7px;border:none;background:transparent;color:var(--text);font-size:12.5px;font-weight:600;text-align:left;white-space:nowrap}.conv-menu-item:hover{background:var(--surface)}.conv-menu-item svg{width:14px;height:14px;flex:none;color:var(--text-muted)}.conv-menu-backdrop{position:fixed;inset:0;z-index:25}.conv-meta .preview{font-size:11.5px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}.conv-meta .tags{display:flex;gap:5px;margin-top:6px}.conv-skeleton{padding:10px 8px;display:flex;gap:10px}.skeleton{background:linear-gradient(90deg,var(--surface-raised) 25%,var(--line-soft) 37%,var(--surface-raised) 63%);background-size:400% 100%;animation:skeleton-shine 1.4s ease infinite;border-radius:6px}@keyframes skeleton-shine{0%{background-position:100% 50%}to{background-position:0 50%}}.skeleton-avatar{width:34px;height:34px;border-radius:50%;flex:0 0 auto}.skeleton-lines{flex:1 1}.skeleton-line{height:11px;margin-bottom:6px;width:70%}.skeleton-line.short{width:40%;height:9px;margin-bottom:0}.thread-pane{display:flex;flex-direction:column;min-height:0;min-width:0;position:relative}.scroll-bottom-btn{position:absolute;right:24px;bottom:84px;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--surface-raised);color:var(--text);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.25);cursor:pointer;z-index:5;opacity:0;pointer-events:none;transform:translateY(6px);transition:opacity .15s,transform .15s}.scroll-bottom-btn.visible{opacity:1;pointer-events:auto;transform:translateY(0)}.scroll-bottom-btn:hover{background:var(--surface-sunken)}.scroll-bottom-btn svg{width:18px;height:18px}.thread-head{justify-content:space-between;padding:14px 22px;border-bottom:1px solid var(--line);gap:10px}.thread-head,.thread-who{display:flex;align-items:center}.thread-who{gap:12px;min-width:0}.thread-who .info strong{font-size:14px;display:block}.thread-who .info span{font-size:11.5px;color:var(--text-faint);font-family:var(--font-mono)}.toggle-row{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--text-muted);font-weight:600;white-space:nowrap}.switch{position:relative;width:38px;height:21px;flex:0 0 auto}.switch input{opacity:0;width:0;height:0;position:absolute}.switch .track{position:absolute;inset:0;background:var(--line);border-radius:22px;transition:.15s;cursor:pointer}.switch .track:before{content:"";position:absolute;height:15px;width:15px;left:3px;top:3px;background:var(--surface);border-radius:50%;transition:.15s;box-shadow:0 1px 3px rgba(0,0,0,.3)}.switch input:checked+.track{background:var(--good)}.switch input:checked+.track:before{transform:translateX(17px)}.escalation-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 22px;background:var(--warn-soft);color:var(--warn);font-size:12.5px;border-bottom:1px solid var(--line)}.escalation-banner .msg{display:flex;align-items:center;gap:8px;font-weight:600}.escalation-banner svg{width:15px;height:15px;flex:0 0 auto}.resolve-btn{padding:6px 12px;border-radius:var(--radius-sm);border:none;background:var(--warn);color:#241a02;font-size:11.5px;font-weight:700;white-space:nowrap}.messages{flex:1 1;overflow-x:hidden;overflow-y:auto;padding:22px;gap:12px}.messages,.msg-row{min-width:0;display:flex;flex-direction:column}.msg-row{max-width:56%}.msg-row.in{align-self:flex-start;align-items:flex-start}.msg-row.out{align-self:flex-end;align-items:flex-end}.msg-role{font-size:10px;color:var(--text-faint);margin-bottom:3px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.bubble{padding:9px 12px;border-radius:12px;font-size:13px;line-height:1.45;overflow-wrap:anywhere;word-break:break-word}.msg-row.in .bubble{background:var(--surface-raised);border:1px solid var(--line);border-top-left-radius:3px}.msg-row.out.assistant .bubble{background:var(--accent-soft);color:var(--text);border-top-right-radius:3px}.msg-row.out.human .bubble{background:var(--good-soft);color:var(--text);border-top-right-radius:3px}.bubble img{width:200px;border-radius:8px;margin-bottom:6px}.bubble audio,.bubble img{display:block;max-width:100%}.bubble audio{width:220px;height:30px;margin-top:4px}.msg-skeleton{height:40px;border-radius:12px}.composer{display:flex;gap:10px;padding:16px 22px;border-top:1px solid var(--line)}.composer input{flex:1 1;padding:11px 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:13px;outline:none}.composer input:focus{border-color:var(--accent)}.composer button{padding:10px 20px;border-radius:999px;border:none;background:var(--accent);color:var(--accent-ink);font-weight:650;font-size:13px}.composer button:disabled{opacity:.45;cursor:default}.stub{flex:1 1;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:var(--text-faint);padding:40px;text-align:center}.stub svg{width:34px;height:34px;opacity:.5}.stub span{font-size:13px;max-width:360px}.settings-pad{display:flex;flex-direction:column;gap:14px;max-width:720px}.inline-form{display:flex;gap:10px;margin-bottom:14px}.inline-form input{flex:1 1;padding:10px 14px;border-radius:10px;border:1px solid var(--line);background:var(--surface-sunken);color:var(--text);font-size:13px;outline:none}.inline-form input:focus{border-color:var(--accent)}.inline-form button{padding:10px 18px;border-radius:10px;border:none;background:var(--accent);color:var(--accent-ink);font-weight:650;font-size:13px;white-space:nowrap}.inline-form button:disabled{opacity:.45;cursor:default}.inline-form select,table select{padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface-sunken);color:var(--text);font-size:13px;outline:none}.inline-form select:focus,table select:focus{border-color:var(--accent)}table select:disabled{opacity:.5}.form-msg{font-size:12px;margin:-6px 0 12px}.form-msg.error{color:var(--critical)}.form-msg.ok{color:var(--good)}.attend-btn.danger{border-color:var(--critical);background:var(--critical-soft);color:var(--critical)}.attend-btn.danger:hover{background:var(--critical);color:#fff}.link-btn.danger{color:var(--critical)}.kb-form{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.kb-form input,.kb-form textarea{padding:10px 14px;border-radius:10px;border:1px solid var(--line);background:var(--surface-sunken);color:var(--text);font-size:13px;outline:none;resize:vertical;font-family:inherit}.kb-form input:focus,.kb-form textarea:focus{border-color:var(--accent)}.kb-form-actions{display:flex;justify-content:flex-end;align-items:center;gap:12px}.kb-form-actions button[type=submit]{padding:9px 16px;border-radius:10px;border:none;background:var(--accent);color:var(--accent-ink);font-weight:650;font-size:13px}.kb-form-actions button[type=submit]:disabled{opacity:.45;cursor:default}.kb-list{display:flex;flex-direction:column;gap:10px}.kb-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:12px 14px;background:var(--surface-sunken)}.kb-item-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.kb-item-head strong{font-size:13px}.kb-item-actions{display:flex;gap:12px;flex:0 0 auto}.kb-item p{margin:6px 0 0;font-size:12.5px;color:var(--text-muted);line-height:1.5;white-space:pre-wrap}.rail-backdrop,.rail-toggle{display:none}.thread-back-btn{display:none;align-items:center;justify-content:center;width:30px;height:30px;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--surface);color:var(--text-muted);flex:0 0 auto}.thread-back-btn svg{width:16px;height:16px}@media (max-width:980px){.shell{grid-template-columns:1fr}.rail{position:fixed;inset:0 auto 0 0;width:260px;z-index:50;transform:translateX(-100%);transition:transform .2s ease}.rail.open{transform:translateX(0)}.rail-backdrop.open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:45}.rail-toggle{display:flex}.kpi-row{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}}@media (max-width:700px){.topbar{padding:10px 14px;gap:10px}.heartbeat-text,.search{display:none}.heartbeat{padding:6px}.view-pad{padding:16px 14px 28px;gap:14px}.kpi-row{grid-template-columns:1fr 1fr;gap:10px}.kpi-card{padding:12px 12px 10px}.conv-shell{grid-template-columns:1fr}.conv-list-pane{border-right:none}.conv-shell.show-thread .conv-list-pane,.conv-shell:not(.show-thread) .thread-pane{display:none}.thread-back-btn{display:flex}.thread-head{padding:12px 14px}.messages{padding:14px 18px}.msg-row{max-width:80%}.composer{padding:12px 14px}}@media (max-width:480px){.kpi-row{grid-template-columns:1fr}.escalation-alert-bar{padding:10px 14px;gap:8px}.escalation-alert-bar-count{font-size:20px}.escalation-alert-bar-text{font-size:12px}.escalation-alert-bar-btn{padding:7px 12px}}