:root{--bg-primary:#F8FAFC;--bg-secondary:#FFFFFF;--bg-card:#FFFFFF;--bg-hover:#F1F5F9;--bg-input:#F8FAFC;--text-primary:#0F172A;--text-secondary:#475569;--text-muted:#94A3B8;--border-primary:#E2E8F0;--accent-blue:#0084D1;--accent-blue-dim:rgba(0,132,209,0.10);--accent-green:#00A88C;--accent-red:#DC2626;--accent-orange:#D97706;--accent-purple:#6D28D9;--row-green:rgba(0,168,140,0.10);--row-amber:rgba(234,179,8,0.14);--row-red:rgba(220,38,38,0.09);--dot-green:#00A88C;--dot-amber:#CA8A04;--dot-red:#DC2626;--sep:#CBD5E1;--shadow:0 1px 3px rgba(15,23,42,0.08)}[data-theme=dark]{--bg-primary:#0F172A;--bg-secondary:#1E293B;--bg-card:#1E293B;--bg-hover:#263548;--bg-input:#0F172A;--text-primary:#F8FAFC;--text-secondary:#94A3B8;--text-muted:#64748B;--border-primary:#334155;--accent-blue:#009EF7;--accent-blue-dim:rgba(0,158,247,0.12);--accent-green:#00C9A7;--accent-red:#EF4444;--accent-orange:#F59E0B;--accent-purple:#7C3AED;--row-green:rgba(0,201,167,0.10);--row-amber:rgba(250,204,21,0.10);--row-red:rgba(239,68,68,0.10);--dot-green:#00C9A7;--dot-amber:#FACC15;--dot-red:#EF4444;--sep:#475569;--shadow:0 1px 3px rgba(0,0,0,0.3)}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%}body{background:var(--bg-primary);color:var(--text-primary);font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}*,:after,:before{transition-property:background-color,border-color,color;transition-duration:.15s;transition-timing-function:ease-in-out}button{cursor:pointer;border:none;background:none;color:inherit}button,input,select,textarea{font-family:inherit;font-size:inherit}input,select,textarea{color:var(--text-primary)}a{color:var(--accent-blue);text-decoration:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:4px}.app{display:flex;height:100vh;overflow:hidden}.sidebar{width:280px;min-width:280px;background:var(--bg-secondary);border-right:1px solid var(--border-primary);display:flex;flex-direction:column;transition:margin-left .2s ease}.sidebar.hidden{margin-left:-280px}.main{flex:1 1;overflow-y:auto;display:flex;flex-direction:column}.main-inner{padding:24px 28px;max-width:1400px;width:100%;margin:0 auto;flex:1 1}.topbar{height:56px;min-height:56px;display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid var(--border-primary);background:var(--bg-secondary);position:-webkit-sticky;position:sticky;top:0;z-index:10}.card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:12px;padding:20px;box-shadow:var(--shadow)}.stat-card{display:flex;flex-direction:column;gap:6px}.stat-value{font-size:26px;font-weight:700;letter-spacing:-.5px}.stat-label{font-size:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:8px;font-weight:600;font-size:13px;border:1px solid transparent;white-space:nowrap}.btn-primary{background:var(--accent-blue);color:#fff}.btn-primary:hover{filter:brightness(1.1)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{border-color:var(--border-primary);color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{color:var(--accent-red);border-color:transparent}.btn-danger:hover{background:rgba(239,68,68,.1)}.btn-sm{padding:5px 10px;font-size:12px}.icon-btn{width:34px;height:34px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:var(--text-secondary)}.icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.input{background:var(--bg-input);border:1px solid var(--border-primary);border-radius:8px;padding:9px 12px;width:100%;outline:none}.input:focus{border-color:var(--accent-blue)}.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:3px 9px;border-radius:20px}.badge-green{background:var(--row-green);color:var(--dot-green)}.badge-amber{background:var(--row-amber);color:var(--dot-amber)}.badge-red{background:var(--row-red);color:var(--dot-red)}.badge-blue{background:var(--accent-blue-dim);color:var(--accent-blue)}.dot{width:7px;height:7px;border-radius:50%;display:inline-block}.table-wrap{overflow:auto;border:1px solid var(--border-primary);border-radius:12px;background:var(--bg-card)}table.data{width:100%;border-collapse:collapse;font-size:13px}table.data th{text-align:left;padding:10px 12px;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);background:var(--bg-secondary);position:-webkit-sticky;position:sticky;top:0;white-space:nowrap;z-index:2}table.data td,table.data th{border-bottom:1px solid var(--border-primary)}table.data td{padding:8px 12px;vertical-align:top}table.data tr:last-child td{border-bottom:none}tr.row-exact td{background:var(--row-green)}tr.row-fuzzy td{background:var(--row-amber)}tr.row-none td{background:var(--row-red)}table.data td.sup-sep,table.data th.sup-sep{border-left:2px solid var(--sep)}.sess-item{padding:10px 12px;border-radius:10px;cursor:pointer;border:1px solid transparent;display:flex;flex-direction:column;gap:3px}.sess-item:hover{background:var(--bg-hover)}.sess-item.active{background:var(--accent-blue-dim);border-color:var(--accent-blue)}.sess-name{font-weight:600;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sess-meta{font-size:11px;color:var(--text-muted)}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;color:var(--text-secondary);font-weight:600;font-size:13px;cursor:pointer}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:var(--accent-blue-dim);color:var(--accent-blue)}.dropzone{border:2px dashed var(--border-primary);border-radius:14px;padding:40px 20px;text-align:center;color:var(--text-secondary);cursor:pointer}.dropzone.drag,.dropzone:hover{border-color:var(--accent-blue);background:var(--accent-blue-dim)}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border-primary);margin-bottom:18px}.tab{padding:9px 16px;font-weight:600;font-size:13px;color:var(--text-secondary);border-bottom:2px solid transparent;margin-bottom:-1px}.tab:hover{color:var(--text-primary)}.tab.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}.chat-box{display:flex;flex-direction:column;height:calc(100vh - 320px);min-height:380px}.chat-messages{flex:1 1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:4px 2px 12px}.msg{max-width:78%;padding:10px 14px;border-radius:14px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word}.msg-user{align-self:flex-end;background:var(--accent-blue);color:#fff;border-bottom-right-radius:4px}.msg-assistant{align-self:flex-start;background:var(--bg-hover);border-bottom-left-radius:4px}.msg-md{white-space:normal;max-width:92%}.msg-md p{margin:0 0 8px}.msg-md p:last-child{margin-bottom:0}.msg-md ol,.msg-md ul{margin:4px 0 8px;padding-left:20px}.msg-md li{margin:2px 0}.msg-md strong{font-weight:700}.msg-md code{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:5px;padding:1px 5px;font-size:12px}.msg-md table{border-collapse:collapse;margin:8px 0;font-size:12.5px;width:100%;background:var(--bg-card);border-radius:8px;overflow:hidden}.msg-md th{background:var(--bg-secondary);text-align:left;padding:7px 10px;font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--text-secondary);white-space:nowrap}.msg-md td,.msg-md th{border:1px solid var(--border-primary)}.msg-md td{padding:6px 10px}.msg-md .table-scroll{overflow-x:auto}.spinner{width:16px;height:16px;border:2px solid var(--border-primary);border-top-color:var(--accent-blue);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(1turn)}}.conclusion-box{border:1px solid var(--dot-green);background:var(--row-green);border-radius:12px;padding:16px 18px;line-height:1.6}.alert-error{background:var(--row-red);border:1px solid var(--accent-red);color:var(--accent-red);border-radius:10px;padding:10px 14px;font-size:13px}.file-chip{display:flex;align-items:center;gap:10px;background:var(--bg-hover);border:1px solid var(--border-primary);border-radius:10px;padding:10px 12px}.sidebar-backdrop{display:none}.mobile-only{display:none!important}.icon-btn.active-rotate{color:var(--accent-blue);background:var(--accent-blue-dim)}@media (max-width:900px){.mobile-only{display:inline-flex!important}.sidebar{position:fixed;z-index:40;height:100vh;left:0;top:0;box-shadow:0 0 24px rgba(0,0,0,.25)}.sidebar.hidden{margin-left:-280px;box-shadow:none}.sidebar-backdrop{display:block;position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:35}.main-inner{padding:16px}}