:root{--bg: #eaf0f1;--surface: #ffffff;--surface-raised: #ffffff;--border: #d3dee0;--border-strong: #b7c6c9;--text: #16222b;--text-muted: #5b6e76;--accent: #c69a3d;--accent-2: #a87f2e;--accent-contrast: #221604;--gradient-accent: var(--accent);--gradient-accent-soft: rgba(198, 154, 61, .14);--user-bubble: var(--accent);--user-bubble-text: var(--accent-contrast);--assistant-bubble: #dce6e7;--clarify-bg: #f4e9cf;--clarify-border: #a87f2e;--guardrail-bg: #f5e2db;--guardrail-border: #b5482f;--error-bg: #f5e2db;--error-border: #b5482f;--success-text: #2f6e5f;--chart-series: #c69a3d;--chart-series-hover: #a87f2e;--chart-cat-1: #2a78d6;--chart-cat-2: #eb6834;--chart-cat-3: #1baf7a;--chart-cat-4: #eda100;--chart-cat-5: #e87ba4;--chart-cat-6: #008300;--chart-cat-7: #4a3aa7;--chart-cat-8: #e34948;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 10px;--shadow-sm: 0 1px 2px rgba(23, 33, 46, .08);--shadow-md: 0 6px 20px rgba(23, 33, 46, .1), 0 2px 6px rgba(23, 33, 46, .06);--shadow-lg: 0 20px 50px rgba(23, 33, 46, .16), 0 6px 16px rgba(23, 33, 46, .08);--glow-accent: 0 0 0 1px rgba(198, 154, 61, .5), 0 6px 20px rgba(198, 154, 61, .22);--ease: cubic-bezier(.16, 1, .3, 1)}@media (prefers-color-scheme: dark){:root{--bg: #0c1526;--surface: #121f33;--surface-raised: #16263d;--border: #223349;--border-strong: #2e4562;--text: #e9eef0;--text-muted: #94a7b8;--accent: #d8ae55;--accent-2: #c69a3d;--accent-contrast: #14100a;--chart-series: #a87f2e;--chart-series-hover: #bb9440;--chart-cat-1: #3987e5;--chart-cat-2: #d95926;--chart-cat-3: #199e70;--chart-cat-4: #c98500;--chart-cat-5: #d55181;--chart-cat-6: #008300;--chart-cat-7: #9085e9;--chart-cat-8: #e66767;--gradient-accent: var(--accent);--gradient-accent-soft: rgba(216, 174, 85, .16);--user-bubble: var(--accent);--user-bubble-text: var(--accent-contrast);--assistant-bubble: #16263d;--clarify-bg: #2e2712;--clarify-border: #d8ae55;--guardrail-bg: #2c1a15;--guardrail-border: #d9694a;--error-bg: #2c1a15;--error-border: #d9694a;--success-text: #5fb39f;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 10px 28px rgba(0, 0, 0, .5), 0 2px 8px rgba(0, 0, 0, .35);--shadow-lg: 0 28px 64px rgba(0, 0, 0, .6), 0 8px 20px rgba(0, 0, 0, .4);--glow-accent: 0 0 0 1px rgba(216, 174, 85, .55), 0 8px 26px rgba(216, 174, 85, .3)}}*{box-sizing:border-box}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}:focus:not(:focus-visible){outline:none}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}:root{--font-display: "Fraunces", Georgia, serif;--font-body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, 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.2s var(--ease)}.sidebar.open{transform:translate(0)}.sidebar-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:25}.main-header{flex-wrap:wrap;row-gap:8px}.tab-nav{order:1;margin-left:0;width:100%;justify-content:center}}.sidebar-section{padding:16px;border-bottom:1px solid var(--border)}.sidebar-section-header{display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:700;text-transform:uppercase;color:var(--text-muted);letter-spacing:.06em;margin-bottom:10px}.icon-button{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);width:24px;height:24px;line-height:1;cursor:pointer;color:var(--text);transition:border-color .15s var(--ease),color .15s var(--ease),background .15s var(--ease)}.icon-button:hover{border-color:var(--accent);color:var(--accent)}.icon-button.delete{border:none;color:var(--text-muted);font-size:16px}.icon-button.delete:hover{color:var(--guardrail-border)}.tenant-select{width:100%;padding:8px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);transition:border-color .15s var(--ease)}.tenant-select:focus,.tenant-select:hover{border-color:var(--border-strong)}.tenant-create{margin-top:10px;display:flex;flex-direction:column;gap:6px}.tenant-create input{padding:8px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);transition:border-color .15s var(--ease)}.tenant-create input:focus{border-color:var(--accent)}.sessions-section{flex:1;overflow-y:auto}.session-list{display:flex;flex-direction:column;gap:4px}.session-item{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;border-radius:var(--radius-sm);cursor:pointer;border:1px solid transparent;transition:background .15s var(--ease),border-color .15s var(--ease)}.session-item:hover{background:var(--assistant-bubble)}.session-item.active{background:var(--gradient-accent-soft);border:1px solid var(--accent)}.session-item-text{overflow:hidden}.session-preview{margin:0;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-time{margin:2px 0 0;font-size:11px;color:var(--text-muted)}.main-panel{flex:1;display:flex;flex-direction:column;overflow:hidden}.main-header{display:flex;align-items:center;gap:12px;padding:12px 20px;border-bottom:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-sm);position:relative;z-index:5}.main-header h1{font-family:var(--font-display);font-size:19px;font-weight:600;letter-spacing:0;margin:0;flex-shrink:0}.brand-mark{font-family:var(--font-display);font-size:.42em;font-weight:700;letter-spacing:.02em;color:var(--accent);vertical-align:super;margin-left:.3em}.header-title{display:flex;flex-direction:column;flex-shrink:0}.header-org-name{font-size:11px;color:var(--text-muted);font-weight:500}.logo{height:28px;width:auto}.tab-nav{margin-left:auto;display:flex;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.tab-nav button{position:relative;padding:8px 18px;border:none;border-right:1px solid var(--border);background:var(--surface);color:var(--text-muted);font-weight:600;font-size:13px;cursor:pointer;transition:background .15s var(--ease),color .15s var(--ease)}.tab-nav button:last-child{border-right:none}.tab-nav button:hover:not(:disabled):not(.active){color:var(--text);background:var(--bg)}.tab-nav button.active{color:var(--text);background:var(--gradient-accent-soft)}.tab-nav button.active:after{content:"";position:absolute;left:10px;right:10px;bottom:0;height:2px;background:var(--accent)}.tab-nav button:disabled{opacity:.45;cursor:default}.subtab-nav{display:inline-flex;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:16px}.subtab-nav button{position:relative;padding:8px 18px;border:none;border-right:1px solid var(--border);background:var(--surface);color:var(--text-muted);font-weight:600;font-size:13px;cursor:pointer;transition:background .15s var(--ease),color .15s var(--ease)}.subtab-nav button:last-child{border-right:none}.subtab-nav button:hover:not(.active){color:var(--text);background:var(--bg)}.subtab-nav button.active{color:var(--text);background:var(--gradient-accent-soft)}.subtab-nav button.active:after{content:"";position:absolute;left:10px;right:10px;bottom:0;height:2px;background:var(--accent)}.banner{margin:12px 20px 0;padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;box-shadow:var(--shadow-sm)}.banner-error{background:var(--error-bg);border:1px solid var(--error-border)}.banner-info{background:var(--assistant-bubble);border:1px solid var(--border)}.muted{color:var(--text-muted);font-size:13px}.field-error{color:var(--guardrail-border);font-size:12px;margin:2px 0 0}.field-success{color:var(--success-text);font-size:12px;margin:2px 0 0}.chat-window{flex:1;display:flex;flex-direction:column;overflow:hidden}.chat-blocked{flex:1;display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:20px}.chat-blocked button{padding:8px 16px;border-radius:var(--radius-sm);border:none;background:var(--gradient-accent);color:var(--accent-contrast);cursor:pointer;font-weight:600;box-shadow:var(--shadow-sm);transition:box-shadow .18s var(--ease),transform .15s var(--ease)}.chat-blocked button:hover{box-shadow:var(--glow-accent);transform:translateY(-1px)}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:14px}.chat-empty{margin:auto}.message-row{display:flex}.message-row.user{justify-content:flex-end}.message-row.assistant{justify-content:flex-start;align-items:flex-end;gap:8px}.message-avatar{flex-shrink:0;margin-bottom:2px;box-shadow:var(--shadow-sm)}.thinking-row{align-items:center}.thinking-text{color:var(--accent);font-family:var(--font-display);animation:thinking-text-in .35s var(--ease)}@keyframes thinking-text-in{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}.bubble{max-width:70%;padding:12px 14px;border-radius:var(--radius-md);font-size:14px;line-height:1.45;box-shadow:var(--shadow-sm)}.user-bubble{background:var(--gradient-accent);color:var(--user-bubble-text);border-bottom-right-radius:4px}.assistant-bubble{background:var(--assistant-bubble);border:1px solid var(--border);border-bottom-left-radius:4px}.assistant-bubble p{margin:0 0 6px}.assistant-bubble p:last-child{margin-bottom:0}.answer-markdown p{margin:0 0 8px}.answer-markdown p:last-child{margin-bottom:0}.answer-markdown ul,.answer-markdown ol{margin:0 0 8px;padding-left:20px}.answer-markdown li{margin-bottom:4px}.answer-markdown li:last-child{margin-bottom:0}.answer-markdown strong{font-weight:700}.answer-markdown code{font-family:var(--font-mono);font-size:.9em;padding:1px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--accent-2)}.answer-markdown h4{font-family:var(--font-display);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--accent-2);margin:14px 0 4px}.answer-markdown h4:first-child{margin-top:0}.bubble-label{font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}.clarify-bubble{background:var(--clarify-bg);border:1px solid var(--clarify-border)}.guardrail-bubble,.error-bubble{background:var(--guardrail-bg);border:1px solid var(--guardrail-border)}.sql-block{margin-top:8px}.sql-toggle{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 8px;font-size:12px;cursor:pointer;color:var(--text);transition:border-color .15s var(--ease),color .15s var(--ease)}.sql-toggle:hover{border-color:var(--accent);color:var(--accent)}.sql-code{margin-top:6px;padding:10px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:12px;overflow-x:auto;white-space:pre-wrap;word-break:break-word}.extract-policy-note{margin:6px 0 0;font-size:11px;color:var(--text-muted)}.chat-input-row{display:flex;gap:10px;padding:14px 20px;border-top:1px solid var(--border);background:var(--surface)}.chat-input-row textarea{flex:1;resize:none;padding:10px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);font-family:inherit;font-size:14px;transition:border-color .15s var(--ease)}.chat-input-row textarea:focus{border-color:var(--accent)}.chat-input-row button{padding:0 18px;border-radius:var(--radius-sm);border:none;background:var(--gradient-accent);color:var(--accent-contrast);cursor:pointer;font-weight:600;box-shadow:var(--shadow-sm);transition:box-shadow .18s var(--ease),transform .15s var(--ease),opacity .15s var(--ease)}.chat-input-row button:hover:not(:disabled){box-shadow:var(--glow-accent);transform:translateY(-1px)}.chat-input-row button:disabled{opacity:.5;cursor:default;box-shadow:none;transform:none}.chat-welcome{position:relative;margin:auto;max-width:720px;width:100%;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:32px 16px}.chat-welcome-watermark{position:absolute;top:-18px;left:50%;transform:translate(-50%);opacity:.05;pointer-events:none;z-index:0}.chat-welcome-logo,.chat-welcome-heading,.chat-welcome-tagline,.chat-welcome-subtitle,.persona-grid{position:relative;z-index:1}.chat-welcome-logo{height:48px;width:auto;margin-bottom:14px}.chat-welcome-heading{font-family:var(--font-display);font-size:28px;font-weight:700;letter-spacing:0;line-height:1.2;margin:0 0 8px;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent}.chat-welcome-tagline{font-family:var(--font-body);font-size:20px;font-weight:600;letter-spacing:0;line-height:1.35;margin:0 0 6px;max-width:560px;color:var(--text)}.chat-welcome-subtitle{margin:0 0 28px;color:var(--text-muted);font-size:14px}.persona-grid{width:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}.persona-card{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;padding:20px 14px;border-radius:var(--radius-lg);border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-sm);cursor:pointer;transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease)}.persona-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}.persona-card.active{border-color:var(--accent);box-shadow:var(--glow-accent)}.persona-card-name{font-family:var(--font-display);font-size:16px;font-weight:600}.persona-card-desc{font-size:12px;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.persona-card-badge{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--success-text)}.persona-card-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--success-text)}.persona-card-plus{border-style:dashed;border-color:var(--border-strong);background:transparent;justify-content:center;color:var(--text-muted)}.persona-card-plus:hover{border-color:var(--accent);color:var(--accent);background:var(--gradient-accent-soft)}.persona-card-plus-glyph{width:44px;height:44px;border-radius:50%;border:1px dashed var(--border-strong);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:300;line-height:1;color:inherit}.results-table{margin-top:12px}.results-table-header{display:flex;align-items:center;justify-content:space-between;gap:8px}.results-table-actions{display:flex;gap:6px}.aggregated-chart{margin-top:12px}.aggregated-chart-header{display:flex;align-items:center;justify-content:space-between;gap:8px}.chart-scroll{overflow-x:auto;margin-top:4px}.chart-svg{display:block}.chart-gridline{stroke:var(--border);stroke-width:1}.chart-baseline{stroke:var(--border-strong);stroke-width:1}.chart-axis-label{fill:var(--text-muted);font-size:10px}.chart-value-label{fill:var(--text);font-size:11px;font-weight:700}.chart-bar{fill:var(--chart-series);cursor:pointer;outline:none;transition:fill .1s var(--ease)}.chart-bar-hover{fill:var(--chart-series-hover)}.chart-line{stroke:var(--chart-series);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}.chart-point{fill:var(--chart-series);stroke:var(--surface);stroke-width:2}.chart-crosshair{stroke:var(--border-strong);stroke-width:1}.chart-mark-hover{filter:brightness(1.15)}.chart-legend{display:flex;flex-wrap:wrap;gap:6px 14px;margin:8px 0 4px}.chart-legend-item{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-muted)}.chart-legend-swatch{width:10px;height:10px;border-radius:2px;flex-shrink:0}.chart-facet-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:8px 20px;margin-top:4px}.chart-facet-panel-title{font-size:11px;font-weight:600;color:var(--text-muted);margin-bottom:2px}.chart-truncation-note{font-size:11px;color:var(--text-muted);font-style:italic;margin:4px 0 0}.table-scroll{overflow-x:auto;margin-top:8px;border:1px solid var(--border);border-radius:var(--radius-sm)}.data-table{border-collapse:collapse;width:100%;font-size:13px}.data-table th,.data-table td{padding:6px 10px;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}.data-table th{background:var(--bg);position:sticky;top:0;font-weight:700}.data-panel{flex:1;display:flex;overflow:hidden}.data-panel-column{flex:1;padding:20px;overflow-y:auto;overscroll-behavior:contain}.preview-column{border-left:1px solid var(--border);background:var(--surface)}.data-panel-left{flex:0 0 360px;max-width:360px}.data-panel-right{flex:1;min-width:0}@media (max-width: 900px){.data-panel{flex-direction:column;overflow-y:auto}.data-panel-left{flex:0 0 auto;max-width:none}.preview-column{border-left:none;border-top:1px solid var(--border)}}.dataset-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.dataset-card{display:flex;flex-direction:column;gap:8px;padding:10px 12px;border-radius:var(--radius-md);border:1px solid var(--border);border-left:4px solid transparent;cursor:pointer;background:var(--surface);box-shadow:var(--shadow-sm);transition:transform .15s var(--ease),box-shadow .15s var(--ease),background .15s var(--ease)}.dataset-card:hover{background:var(--assistant-bubble);box-shadow:var(--shadow-md)}.dataset-card.active{border-color:var(--accent);border-left-color:var(--accent);background:var(--gradient-accent-soft);box-shadow:var(--glow-accent)}.dataset-card-selected-mark{color:var(--accent);margin-right:6px;font-weight:700}.dataset-card-header{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.dataset-card-status{display:flex;align-items:center;flex-wrap:wrap;gap:6px}.dataset-card-reload{margin-left:auto;padding:4px 10px;font-size:12px}.upload-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:16px;margin-bottom:20px;display:flex;flex-direction:column;gap:8px}.upload-form h3{margin:0 0 2px}.upload-form input,.upload-form select{padding:8px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);transition:border-color .15s var(--ease)}.upload-form input:focus,.upload-form select:focus{border-color:var(--accent)}.upload-form button{align-self:flex-start;padding:8px 16px;border-radius:var(--radius-sm);border:none;background:var(--gradient-accent);color:var(--accent-contrast);cursor:pointer;font-weight:600;box-shadow:var(--shadow-sm);transition:box-shadow .18s var(--ease),transform .15s var(--ease)}.upload-form button:hover:not(:disabled){box-shadow:var(--glow-accent);transform:translateY(-1px)}.upload-form button:disabled{opacity:.5;cursor:default;box-shadow:none;transform:none}button.secondary{padding:6px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:transparent;color:var(--text);cursor:pointer;font-weight:600;font-size:13px;transition:border-color .15s var(--ease),color .15s 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