@keyframes reveal-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes reveal-plate{0%{opacity:0;clip-path:inset(0 100% 0 0)}to{opacity:1;clip-path:inset(0 0 0 0)}}@keyframes progress{0%{opacity:.35}to{opacity:1}}*{box-sizing:border-box;margin:0;padding:0}:root{color-scheme:light;--canvas: #e9e6df;--paper: #f1eee8;--paper-raised: #f7f4ee;--ink: #171619;--ink-soft: #555358;--ink-faint: #656267;--rule: #b8b4ab;--rule-soft: rgba(23, 22, 25, .14);--rule-faint: rgba(23, 22, 25, .08);--error: #85382f;--error-soft: rgba(133, 56, 47, .08);--spectral-pink: #ed6cc7;--spectral-orange: #f15b32;--spectral-aqua: #74b7aa;--spectral-indigo: #5d66a0;--spectral-yellow: #efd36a;--font-ui: "Geist", "Helvetica Neue", Helvetica, Arial, sans-serif;--font-display: "Newsreader", Georgia, serif;--font-mono: "SFMono-Regular", "Cascadia Mono", "Roboto Mono", monospace}html,body,#root{min-height:100%}html{background:var(--canvas);scroll-behavior:smooth}body{min-width:320px;background:var(--canvas);color:var(--ink);font-family:var(--font-ui);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button,input,textarea{color:inherit;font:inherit}button{-webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--ink);outline-offset:3px}::selection{background:var(--ink);color:var(--paper-raised)}.app{display:grid;grid-template-rows:72px minmax(0,1fr);height:100dvh;min-height:660px;overflow:hidden;background:var(--canvas)}.masthead{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--ink);padding:0 28px;background:var(--canvas)}.brand-lockup{display:flex;align-items:baseline;gap:12px}.brand-name{font-size:27px;font-weight:600;letter-spacing:-.065em;line-height:1}.brand-divider,.brand-category,.masthead-status,.main-index,.model-badge,.sidebar-section-label,.toolbar-label,.empty-eyebrow,.empty-sequence,.spectral-caption,.question-label,.answer-ledger-header,.structured-label,.sources-label,.answer-meta,.source-meta-row,.status-badge,.doc-index,.folder-header,.debug-panel summary,.debug-grid span,.mode-badge,.ready-count-badge,.thinking-label{font-family:var(--font-mono);font-size:10px;font-weight:500;letter-spacing:.085em;line-height:1.3;text-transform:uppercase}.brand-divider{color:var(--ink-faint)}.brand-category{color:var(--ink-soft)}.masthead-status{display:flex;align-items:center;gap:10px;color:var(--ink-soft)}.status-separator{color:var(--rule)}.system-state{display:inline-flex;align-items:center;gap:7px}.system-state i{width:6px;height:6px;border-radius:50%;background:var(--ink)}.workspace{display:grid;grid-template-columns:320px minmax(0,1fr);min-height:0}.sidebar{min-width:0;min-height:0;border-right:1px solid var(--ink);background:var(--paper)}.sidebar-panel{display:flex;flex-direction:column;height:100%;min-height:0}.sidebar-mobile-toggle{display:none}.sidebar-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;min-height:94px;padding:22px 20px 18px;border-bottom:1px solid var(--rule)}.sidebar-summary{margin-top:7px;color:var(--ink-soft);font-size:13px}.sidebar-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--rule);border-radius:0;background:transparent;color:var(--ink);cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease}.sidebar-icon-btn:hover{border-color:var(--ink);background:var(--ink);color:var(--paper-raised)}.folder-create-row{padding:12px 20px;border-bottom:1px solid var(--rule)}.folder-name-input{width:100%;border:0;border-bottom:1px solid var(--ink);border-radius:0;outline:0;background:transparent;padding:8px 0;font-size:13px}.folder-name-input::placeholder{color:var(--ink-faint)}.doc-list{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain}.doc-list::-webkit-scrollbar,.chat-area::-webkit-scrollbar,.move-menu::-webkit-scrollbar{width:6px}.doc-list::-webkit-scrollbar-track,.chat-area::-webkit-scrollbar-track,.move-menu::-webkit-scrollbar-track{background:transparent}.doc-list::-webkit-scrollbar-thumb,.chat-area::-webkit-scrollbar-thumb,.move-menu::-webkit-scrollbar-thumb{background:var(--rule)}.sidebar-empty{margin:0 20px;padding:26px 0;border-bottom:1px solid var(--rule)}.sidebar-empty-title{font-size:15px;font-weight:500}.sidebar-empty-copy{max-width:210px;margin-top:7px;color:var(--ink-soft);font-size:13px}.doc-item{display:grid;grid-template-columns:30px minmax(0,1fr) auto;gap:10px;align-items:start;min-height:88px;padding:15px 14px 14px 20px;border-bottom:1px solid var(--rule-soft);background:transparent;animation:reveal-up .36s ease both;transition:background .15s ease}.doc-item:hover,.doc-item:focus-within{background:var(--paper-raised)}.doc-index{padding-top:4px;color:var(--ink-faint)}.doc-info{min-width:0}.doc-topline{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.doc-name{min-width:0;overflow:hidden;color:var(--ink);font-size:13px;font-weight:500;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.doc-meta{display:flex;align-items:center;gap:7px;margin-top:7px;color:var(--ink-soft);font-size:11px}.status-badge{flex:0 0 auto;color:var(--ink-soft)}.status-badge.processing{color:var(--ink)}.status-badge.error,.doc-error{color:var(--error)}.status-dot{width:5px;height:5px;flex:0 0 auto;border-radius:50%;background:var(--ink-faint)}.status-dot.ready{background:var(--ink)}.status-dot.processing{animation:progress .9s ease alternate infinite;background:var(--ink)}.status-dot.error{background:var(--error)}.doc-error{margin-top:8px;font-size:11px;line-height:1.45}.doc-actions{display:flex;align-items:center;gap:5px;opacity:.35;transition:opacity .15s ease}.doc-item:hover .doc-actions,.doc-item:focus-within .doc-actions{opacity:1}.doc-action,.doc-delete{display:inline-flex;align-items:center;justify-content:center;min-height:26px;border:0;border-radius:0;background:transparent;color:var(--ink-soft);cursor:pointer;font-size:10px}.doc-action{gap:5px;padding:3px 5px}.doc-delete{width:26px}.doc-action:hover,.doc-delete:hover{background:var(--ink);color:var(--paper-raised)}.doc-progress-bar{width:100%;height:2px;margin-top:10px;overflow:hidden;background:var(--rule)}.doc-progress-fill{height:100%;background:var(--ink);transition:width .3s ease}.folder-section{border-bottom:1px solid var(--rule-soft)}.folder-header{display:flex;align-items:center;justify-content:space-between;min-height:40px;padding:0 14px 0 18px;color:var(--ink-soft);cursor:pointer;-webkit-user-select:none;user-select:none}.folder-header:hover{background:var(--paper-raised);color:var(--ink)}.folder-header.unfiled{cursor:default}.folder-header-left,.folder-header-right{display:flex;align-items:center;gap:7px;min-width:0}.folder-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder-count{color:var(--ink-faint)}.folder-chevron{display:inline-flex;transition:transform .15s ease}.folder-chevron.collapsed{transform:rotate(-90deg)}.folder-menu-anchor,.move-menu-anchor{position:relative}.folder-menu,.move-menu{position:absolute;right:0;z-index:30;min-width:150px;padding:5px;border:1px solid var(--ink);background:var(--paper-raised);box-shadow:8px 8px #1716191f}.folder-menu{top:calc(100% + 4px)}.move-menu{bottom:calc(100% + 4px);max-height:210px;overflow-y:auto}.folder-menu button,.move-menu button{display:block;width:100%;border:0;border-radius:0;background:transparent;padding:8px 10px;color:var(--ink);text-align:left;cursor:pointer;font-size:12px}.folder-menu button:hover,.move-menu button:hover,.move-menu button.active{background:var(--ink);color:var(--paper-raised)}.folder-menu button.danger{color:var(--error)}.folder-menu button.danger:hover{background:var(--error);color:var(--paper-raised)}.upload-zone{display:flex;align-items:center;gap:13px;min-height:82px;margin-top:auto;border-top:1px solid var(--ink);background:var(--ink);padding:17px 20px;color:var(--paper-raised);cursor:pointer;transition:background .15s ease,color .15s ease}.upload-zone:hover,.upload-zone.drag-over{background:var(--paper-raised);color:var(--ink)}.upload-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;flex:0 0 auto;border:1px solid currentColor}.upload-copy{display:flex;flex-direction:column;gap:3px}.upload-copy strong{font-size:13px;font-weight:500}.upload-caption{opacity:.72;font-family:var(--font-mono);font-size:9px;letter-spacing:.04em;text-transform:uppercase}.main{display:flex;flex-direction:column;min-width:0;min-height:0;overflow:hidden;background:var(--canvas)}.main-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;min-height:94px;padding:20px 30px 16px;border-bottom:1px solid var(--rule)}.main-index{color:var(--ink-faint)}.main-title{margin-top:8px;font-size:17px;font-weight:500;letter-spacing:-.025em}.model-badge{padding-top:4px;color:var(--ink-soft);text-align:right}.app-notice{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:16px 30px 0;border:1px solid var(--ink);background:var(--paper-raised);padding:11px 13px;color:var(--ink-soft);font-size:12px}.app-notice.error{border-color:var(--error);background:var(--error-soft);color:var(--error)}.notice-dismiss{border:0;border-bottom:1px solid currentColor;background:transparent;padding:2px 0;color:inherit;cursor:pointer;font-size:11px}.chat-area{display:flex;flex:1;flex-direction:column;gap:28px;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:30px}.empty-state{display:grid;flex:1;grid-template-columns:minmax(0,1.05fr) minmax(310px,.78fr);gap:clamp(36px,6vw,104px);align-items:center;width:min(100%,1160px);margin:auto;padding:10px 0 20px}.empty-copy{min-width:0;animation:reveal-up .65s cubic-bezier(.22,1,.36,1) both}.empty-eyebrow{margin-bottom:24px;color:var(--ink-soft)}.empty-title{max-width:720px;font-family:var(--font-display);font-size:clamp(50px,5.7vw,88px);font-weight:500;letter-spacing:-.055em;line-height:.91;text-wrap:balance}.empty-subtitle{max-width:510px;margin-top:25px;color:var(--ink-soft);font-size:clamp(15px,1.4vw,18px);line-height:1.5}.empty-sequence{display:flex;flex-wrap:wrap;gap:9px 20px;margin-top:34px;color:var(--ink-soft)}.suggestions{display:grid;max-width:560px;margin-top:32px;border-top:1px solid var(--rule)}.suggestion-chip{display:grid;grid-template-columns:30px minmax(0,1fr);gap:12px;align-items:center;width:100%;border:0;border-bottom:1px solid var(--rule);border-radius:0;background:transparent;padding:12px 0;color:var(--ink);text-align:left;cursor:pointer;font-size:13px;transition:padding-left .15s ease,background .15s ease}.suggestion-chip span{color:var(--ink-faint);font-family:var(--font-mono);font-size:9px}.suggestion-chip:hover{background:#ffffff38;padding-left:8px}.spectral-figure{min-width:0;animation:reveal-plate .76s cubic-bezier(.22,1,.36,1) .12s both}.spectral-field{position:relative;min-height:430px;overflow:hidden;border:1px solid var(--ink);background:radial-gradient(circle at 24% 19%,#efd36afa 0,#efd36afa 7%,#efd36a00 31%),radial-gradient(circle at 76% 25%,#ed6cc7f5 0,#ed6cc7f5 10%,#ed6cc700 36%),radial-gradient(circle at 37% 74%,#74b7aaf5 0,#74b7aaf5 12%,#74b7aa00 42%),linear-gradient(145deg,var(--spectral-indigo) 0%,#9b6aa3 31%,var(--spectral-pink) 51%,var(--spectral-orange) 73%,var(--spectral-yellow) 100%);isolation:isolate}.spectral-field:before{position:absolute;z-index:8;top:0;right:0;bottom:0;left:0;background:repeating-radial-gradient(circle at 0 0,rgba(255,255,255,.22) 0 .7px,transparent .8px 2.4px),repeating-linear-gradient(103deg,rgba(23,22,25,.07) 0 1px,transparent 1px 3px);content:"";mix-blend-mode:soft-light;opacity:.62;pointer-events:none}.spectral-field:after{position:absolute;z-index:7;top:0;right:0;bottom:0;left:0;box-shadow:inset 0 0 80px #17161938;content:"";pointer-events:none}.spectral-lens{position:absolute;z-index:2;width:54%;aspect-ratio:1;border:1px solid rgba(23,22,25,.72);border-radius:50%;box-shadow:14px 20px 40px #17161938}.lens-one{top:7%;left:23%;background:radial-gradient(circle at 35% 29%,var(--spectral-yellow),transparent 34%),linear-gradient(145deg,var(--spectral-indigo),var(--spectral-pink) 52%,var(--spectral-orange))}.lens-two{top:34%;left:34%;background:radial-gradient(circle at 68% 70%,var(--spectral-aqua),transparent 36%),linear-gradient(125deg,var(--spectral-orange),var(--spectral-pink) 44%,var(--spectral-indigo))}.lens-three{top:58%;left:16%;background:radial-gradient(circle at 40% 38%,var(--spectral-aqua),transparent 38%),linear-gradient(145deg,var(--spectral-indigo),var(--spectral-orange) 58%,var(--spectral-yellow))}.spectral-axis{position:absolute;z-index:6;background:#17161970}.axis-x{right:0;bottom:30px;left:0;height:1px}.axis-y{top:0;bottom:0;left:30px;width:1px}.spectral-caption{display:flex;justify-content:space-between;gap:16px;padding-top:10px;color:var(--ink-soft)}.spectral-caption span:last-child{max-width:210px;text-align:right}.message,.thinking{width:min(100%,940px);margin-right:auto;margin-left:auto;animation:reveal-up .36s ease both}.message-question{padding:22px 0 26px;border-top:1px solid var(--ink)}.question-label{margin-bottom:13px;color:var(--ink-faint)}.question-bubble{max-width:840px;font-size:clamp(24px,2.8vw,40px);font-weight:500;letter-spacing:-.045em;line-height:1.08}.message-answer{padding:0 0 34px;border-top:2px solid var(--ink)}.answer-content{min-width:0}.answer-ledger-header{display:flex;justify-content:space-between;gap:18px;padding:10px 0;border-bottom:1px solid var(--rule);color:var(--ink-soft)}.answer-actions{display:flex;flex-wrap:wrap;gap:0;margin:18px 0 24px}.answer-action{display:inline-flex;align-items:center;gap:7px;min-height:32px;border:1px solid var(--rule);border-right:0;border-radius:0;background:transparent;padding:6px 10px;color:var(--ink-soft);cursor:pointer;font-size:11px;transition:background .15s ease,color .15s ease,border-color .15s ease}.answer-action:last-child{border-right:1px solid var(--rule)}.answer-action:hover{border-color:var(--ink);background:var(--ink);color:var(--paper-raised)}.structured-body,.claims-list,.answer-text{max-width:790px}.answer-text,.claim-text,.claim-evidence{color:var(--ink);font-size:15px;line-height:1.72}.answer-text p+p{margin-top:15px}.structured-block+.structured-block{margin-top:30px;padding-top:20px;border-top:1px solid var(--rule)}.structured-label{margin-bottom:10px;color:var(--ink-faint)}.answer-list{max-width:780px;padding-left:19px;color:var(--ink);font-size:15px;line-height:1.68}.answer-list li+li{margin-top:9px}.confidence-warning,.confidence-note{max-width:790px;margin-bottom:20px;border-left:3px solid var(--ink);background:#ffffff40;padding:11px 14px;color:var(--ink-soft);font-size:12px}.confidence-note{margin-top:18px;margin-bottom:0}.citation-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}.citation-chip{display:inline-flex;align-items:center;gap:8px;min-height:30px;border:1px solid var(--rule);border-radius:0;background:transparent;padding:5px 9px;color:var(--ink);cursor:pointer;font-family:var(--font-mono);font-size:9px;text-transform:uppercase;transition:background .15s ease,color .15s ease,border-color .15s ease}.citation-chip span{max-width:190px;overflow:hidden;color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap}.citation-chip:hover{border-color:var(--ink);background:var(--ink);color:var(--paper-raised)}.citation-chip:hover span{color:var(--paper-raised)}.claims-list{display:grid;border-top:1px solid var(--rule)}.claim-card{padding:19px 0 22px;border-bottom:1px solid var(--rule)}.claim-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.claim-text{margin-bottom:18px;font-weight:500}.confidence-pill{border:1px solid var(--ink);padding:3px 7px;font-family:var(--font-mono);font-size:9px;letter-spacing:.05em;text-transform:uppercase}.answer-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px;color:var(--ink-faint)}.mode-badge{color:var(--ink)}.debug-panel{max-width:790px;margin-top:16px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.debug-panel summary{padding:12px 0;color:var(--ink-soft);cursor:pointer;list-style:none}.debug-panel summary::-webkit-details-marker{display:none}.debug-panel summary:after{float:right;content:"+"}.debug-panel[open] summary:after{content:"−"}.debug-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-bottom:12px;background:var(--rule);border:1px solid var(--rule)}.debug-grid div{min-width:0;background:var(--paper-raised);padding:10px}.debug-grid span{display:block;margin-bottom:5px;color:var(--ink-faint)}.debug-grid strong{display:block;overflow:hidden;font-size:11px;font-weight:500;text-overflow:ellipsis;white-space:nowrap}.sources-section{max-width:860px;margin-top:28px;border-top:2px solid var(--ink)}.sources-label{padding:10px 0;border-bottom:1px solid var(--rule);color:var(--ink-soft)}.source-card{padding:15px 0 16px;border-bottom:1px solid var(--rule);animation:reveal-up .3s ease both;transition:background .15s ease,padding .15s ease}.source-card:hover,.source-card:focus-within{background:#ffffff3b;padding-right:10px;padding-left:10px}.source-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.source-title{display:flex;align-items:center;gap:7px;min-width:0;font-size:13px;font-weight:500}.source-title>span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.source-rank{color:var(--ink-faint);font-family:var(--font-mono);font-size:9px}.source-score,.source-relevance{flex:0 0 auto;color:var(--ink-soft);font-family:var(--font-mono);font-size:9px;letter-spacing:.04em;text-transform:uppercase}.source-meta-row{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:9px;color:var(--ink-faint)}.source-preview{max-width:790px;margin-top:12px;color:var(--ink-soft);font-size:12px;line-height:1.6}.source-preview:not(.expanded){display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.source-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:12px}.source-action{display:inline-flex;align-items:center;gap:6px;border:0;border-bottom:1px solid var(--rule);border-radius:0;background:transparent;padding:2px 0;color:var(--ink-soft);cursor:pointer;font-size:11px}.source-action:hover{border-color:var(--ink);color:var(--ink)}.source-highlight{background:var(--paper-raised);outline:1px solid var(--ink);outline-offset:3px}.thinking{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0;border-top:1px solid var(--ink)}.thinking-label{color:var(--ink-soft)}.thinking-dots{display:flex;gap:5px}.thinking-dot{width:5px;height:5px;background:var(--ink);animation:progress .7s ease alternate infinite}.thinking-dot:nth-child(2){animation-delay:.14s}.thinking-dot:nth-child(3){animation-delay:.28s}.input-area{flex:0 0 auto;border-top:1px solid var(--ink);background:var(--paper);padding:14px 30px 16px}.query-toolbar,.scope-row{display:grid;grid-template-columns:54px minmax(0,1fr) auto;gap:12px;align-items:center;width:min(100%,1060px);margin-right:auto;margin-left:auto}.query-toolbar{margin-bottom:8px}.scope-row{grid-template-columns:54px minmax(0,1fr);margin-bottom:10px}.toolbar-label{color:var(--ink-faint)}.mode-selector,.scope-selector{display:flex;min-width:0}.mode-pill,.scope-pill,.selection-chip{min-height:30px;border:1px solid var(--rule);border-right:0;border-radius:0;background:transparent;padding:5px 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