:root{--ink:#17231f;--ink-soft:#3d4a44;--muted:#6d7873;--paper:#f5f2ea;--card:#fffdf8;--line:#e3ddd0;--line-strong:#cfc7b8;--green:#1d4a3b;--green-deep:#14231e;--green-soft:#e8f0ea;--accent:#b0562f;--accent-soft:#f6e8de;--danger:#a52e22;--danger-soft:#fbebe7;--danger-line:#edc9c1;--amber:#8a5b12;--amber-soft:#fbf0d7;--radius:14px;--radius-sm:9px;--shadow:0 1px 2px rgba(23,35,31,0.04),0 14px 40px rgba(23,35,31,0.05);--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;--mono:"SF Mono",ui-monospace,Menlo,Consolas,monospace}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--paper);background-image:radial-gradient(1100px 500px at 85% -10%,rgba(255,253,248,.95),transparent 70%),radial-gradient(700px 400px at -10% 30%,rgba(232,240,234,.5),transparent 70%);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.6;min-height:100vh}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.015em;margin:0}p{margin:0}.shell{width:min(1180px,100% - 44px);margin-inline:auto}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:30;background:var(--green-deep);color:#f6f2e8;border-bottom:1px solid rgba(255,255,255,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:62px}.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}.brand-mark{width:28px;height:28px;border-radius:7px;background:var(--accent);display:grid;place-items:center;font-size:17px;font-weight:600;color:#fff8ee}.brand-mark,.brand-name{font-family:var(--serif)}.brand-name{font-size:21px;letter-spacing:-.01em;line-height:1}.brand-sub{display:block;font-family:var(--sans);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:#a8b9b0;margin-top:4px}.site-nav{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none}.site-nav::-webkit-scrollbar{display:none}.nav-link{padding:7px 12px;border-radius:999px;font-size:13px;color:#c8d4cd;white-space:nowrap;transition:background .12s ease,color .12s ease}.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}.nav-link.active{color:var(--green-deep);background:#f1ece0}.nav-short{display:none}.header-mode{display:inline-flex;align-items:center;gap:7px;font-size:11px;letter-spacing:.04em;color:#bed0c6;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:5px 10px;white-space:nowrap}.live-dot{width:6px;height:6px;border-radius:50%;background:#d7a76b;box-shadow:0 0 0 3px rgba(215,167,107,.16)}.page{padding:34px 0 64px}.eyebrow{font-size:10.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:9px}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}.page-head h1{font-size:clamp(30px,4.2vw,42px);line-height:1.08}.lede{color:var(--ink-soft);max-width:630px;margin-top:10px;font-size:14.5px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.panel-title{font-family:var(--sans);font-size:10.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line-strong);background:#fff;border-radius:8px;padding:8px 13px;font-size:13px;font-weight:500;transition:background .12s ease,border-color .12s ease,color .12s ease}.btn:hover:not(:disabled){border-color:var(--green);background:var(--green-soft)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--green);border-color:var(--green);color:#fbf8f0}.btn-primary:hover:not(:disabled){background:#163c2f;border-color:#163c2f;color:#fff}.btn-danger{color:var(--danger);border-color:var(--danger-line);background:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-soft);border-color:var(--danger)}.btn-quiet{background:transparent;border-color:transparent;color:var(--muted);padding:6px 8px}.btn-quiet:hover:not(:disabled){background:var(--green-soft);border-color:transparent;color:var(--ink)}.btn-sm{padding:5px 10px;font-size:12px}.badge{display:inline-flex;align-items:center;gap:5px;border-radius:999px;padding:2px 8px;font-size:10.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;white-space:nowrap}.badge-neutral{background:#f0ede5;color:var(--muted)}.badge-green{background:var(--green-soft);color:var(--green)}.badge-danger{background:var(--danger);color:#fff7f4}.badge-amber{background:var(--amber-soft);color:var(--amber)}.badge-outline{border:1px solid var(--line-strong);background:transparent;color:var(--ink-soft);text-transform:none;letter-spacing:.02em;font-weight:500}.demo-banner{display:flex;align-items:flex-start;gap:10px;background:var(--amber-soft);border:1px solid #ebd9b2;border-radius:10px;padding:10px 13px;margin-bottom:18px;font-size:12.5px;color:#5e4313}.demo-banner strong{font-weight:600}.chat-layout{display:grid;grid-template-columns:minmax(0,1fr) 326px;grid-gap:20px;gap:20px;align-items:start}.chat-card{display:flex;flex-direction:column;min-height:610px;overflow:hidden}.chat-top{justify-content:space-between;gap:12px;padding:13px 18px;border-bottom:1px solid var(--line);background:linear-gradient(#fffefb,#fdfbf5)}.agent-id,.chat-top{display:flex;align-items:center}.agent-id{gap:10px;font-size:13px;font-weight:600}.agent-id small{display:block;font-weight:400;color:var(--muted);font-size:11px;margin-top:1px}.agent-mark{width:30px;height:30px;border-radius:8px;background:var(--green);color:#f7f2e6;display:grid;place-items:center;font-family:var(--serif);font-size:15px}.messages{padding:22px 20px 8px;display:flex;flex-direction:column;gap:24px;height:520px;overflow-y:auto;scroll-behavior:smooth}.message{display:flex;gap:11px;min-width:0}.message.user{justify-content:flex-end}.user-bubble{background:var(--green);color:#fbf7ed;padding:10px 15px;border-radius:15px 15px 4px 15px;max-width:82%;font-size:14px;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.avatar{flex:0 0 auto;width:28px;height:28px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-family:var(--serif);font-size:14px;border:1px solid #e9d2c4}.message-main{min-width:0;flex:1 1}.message-name{display:flex;align-items:center;gap:8px;font-size:10px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:2px 0 5px}.message-text{font-size:14.5px;line-height:1.68;color:var(--ink-soft);overflow-wrap:anywhere}.message-text+.message-text{margin-top:10px}.sources{margin-top:13px}.sources-label{font-size:9.5px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}.chip-row{display:flex;flex-wrap:wrap;gap:6px}.citation-chip{display:inline-flex;align-items:center;gap:7px;max-width:100%;border:1px solid var(--line-strong);background:#fff;border-radius:999px;padding:5px 10px 5px 8px;font-size:11.5px;color:var(--ink-soft);transition:background .12s ease,border-color .12s ease}.citation-chip:hover{background:var(--green-soft);border-color:#a9c2b2}.citation-chip.is-conflict{border-color:var(--danger-line);background:#fff8f6}.citation-chip.is-conflict:hover{border-color:var(--danger)}.chip-icon{flex:0 0 auto;color:var(--green)}.is-conflict .chip-icon{color:var(--danger)}.chip-doc{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.chip-page{color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;flex-shrink:0}.chip-page:before{content:"·";margin-right:6px}.answer-note{margin-top:9px;font-size:11px;color:var(--muted);font-style:italic}.conflict-panel{border:1px solid var(--danger-line);background:var(--danger-soft);border-radius:10px;padding:12px 13px;margin:4px 0 13px}.conflict-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.5px;font-weight:600;color:#7d2820}.conflict-values{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:8px;gap:8px;margin-top:10px}.conflict-value{background:#fffdfb;border:1px solid #f0d6d0;border-radius:8px;padding:8px 10px;min-width:0}.conflict-value.winner{border-color:#b8cec0;background:#f7fbf8}.conflict-doc{font-size:10.5px;color:var(--muted);overflow-wrap:anywhere}.conflict-number{font-family:var(--serif);font-size:21px;line-height:1.2;margin:2px 0}.conflict-value.winner .conflict-number{color:var(--green)}.conflict-date{font-size:10.5px;color:var(--muted)}.conflict-rule{margin-top:9px;font-size:11.5px;color:#6c3a33;line-height:1.5}.typing{display:inline-flex;gap:4px;padding:10px 0}.typing span{width:6px;height:6px;border-radius:50%;background:var(--line-strong);animation:pulse 1s ease-in-out infinite}.typing span:nth-child(2){animation-delay:.15s}.typing span:nth-child(3){animation-delay:.3s}@keyframes pulse{0%,80%,to{opacity:.4;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}.composer{border-top:1px solid var(--line);padding:12px 16px 13px;background:#fffefb}.composer-row{display:flex;gap:9px;align-items:flex-end}.composer textarea{flex:1 1;min-height:44px;max-height:140px;resize:none;border:1px solid var(--line-strong);border-radius:10px;background:#fff;padding:11px 12px;font-size:14px;line-height:1.4}.composer textarea::placeholder{color:#9a9a90}.composer textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(29,74,59,.09)}.send-btn{flex:0 0 auto;height:44px;padding:0 16px;border-radius:10px}.composer-hint{display:flex;justify-content:space-between;gap:12px;margin-top:7px;font-size:10.5px;color:var(--muted)}.rail{display:flex;flex-direction:column;gap:14px}.rail-card{padding:15px 16px}.rail-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:10px}.rail-note{font-size:11px;color:var(--muted)}.suggest-list{display:flex;flex-direction:column;gap:2px}.suggest{display:flex;align-items:flex-start;gap:9px;width:100%;border:0;background:transparent;text-align:left;padding:8px 7px;border-radius:7px;font-size:12.5px;line-height:1.4;color:var(--ink-soft);transition:background .12s ease,color .12s ease}.suggest:hover{background:var(--green-soft);color:var(--green)}.suggest-num{flex:0 0 auto;font-family:var(--mono);font-size:9.5px;color:var(--accent);padding-top:2px}.corpus-stats{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px;margin:10px 0 12px}.corpus-stat{border:1px solid var(--line);border-radius:8px;padding:8px 9px;background:#fff}.corpus-stat b{display:block;font-family:var(--serif);font-size:20px;font-weight:600;line-height:1.1}.corpus-stat span{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.07em}.rail-foot{font-size:11px;color:var(--muted);line-height:1.5}.rail-link{display:inline-flex;align-items:center;gap:5px;font-size:12px;color:var(--green);font-weight:500;border-bottom:1px solid #b9ccbf}.drawer-overlay{position:fixed;inset:0;z-index:60;background:rgba(16,27,22,.42);border:0;padding:0;cursor:default;animation:fade .16s ease}@keyframes fade{0%{opacity:0}}.source-drawer{position:fixed;top:0;right:0;bottom:0;z-index:61;width:min(480px,100%);background:var(--card);box-shadow:-24px 0 60px rgba(16,27,22,.2);display:flex;flex-direction:column;animation:slide-in .22s cubic-bezier(.22,.8,.3,1)}@keyframes slide-in{0%{transform:translateX(30px);opacity:.6}}.drawer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:20px 22px 16px;border-bottom:1px solid var(--line)}.drawer-body{padding:20px 22px 28px;overflow-y:auto}.drawer-close{border:1px solid var(--line);background:#fff;border-radius:8px;width:32px;height:32px;display:grid;place-items:center;color:var(--muted)}.drawer-close:hover{color:var(--ink);border-color:var(--line-strong)}.drawer-title{font-size:22px;line-height:1.25;margin:7px 0 9px}.drawer-meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:11.5px;color:var(--muted)}.quote-block{margin:20px 0;background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:0 8px 8px 0;padding:16px 17px;font-size:14px;line-height:1.72;color:var(--ink-soft)}.quote-block:before{content:"“";font-size:30px;line-height:0;vertical-align:-8px;margin-right:3px}.quote-block:after,.quote-block:before{font-family:var(--serif);color:var(--accent)}.quote-block:after{content:"”"}.drawer-section{border-top:1px solid var(--line);padding-top:16px;margin-top:16px}.drawer-kv{display:grid;grid-template-columns:92px minmax(0,1fr);grid-gap:7px 14px;gap:7px 14px;font-size:12px;margin-top:10px}.drawer-kv dt{color:var(--muted)}.drawer-kv dd{margin:0;font-family:var(--mono);font-size:11px;overflow-wrap:anywhere}.drawer-note{font-size:11px;color:var(--muted);line-height:1.55;margin-top:10px}.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin-bottom:16px}.stat{padding:15px 17px;background:var(--card);border:1px solid var(--line);border-radius:12px}.stat-label{font-size:10px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.stat-value{font-family:var(--serif);font-size:31px;line-height:1.15;margin-top:5px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stat-sub{font-size:11px;color:var(--muted);margin-top:2px}.admin-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:14px 16px;border-bottom:1px solid var(--line)}.toolbar-actions{display:flex;gap:7px;flex-wrap:wrap}.job{padding:12px 16px;border-bottom:1px solid var(--line);background:#fbfaf4}.job-row{display:flex;justify-content:space-between;gap:12px;font-size:11.5px;color:var(--ink-soft);margin-bottom:6px}.progress{height:6px;background:#eae5d8;border-radius:99px;overflow:hidden}.progress>span{display:block;height:100%;background:var(--green);border-radius:99px;transition:width 90ms linear}.table-wrap,table{width:100%}table{border-collapse:collapse;font-size:12.5px}th{text-align:left;font-size:9.5px;font-weight:600;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);padding:9px 14px;border-bottom:1px solid var(--line);background:#fcfaf5;white-space:nowrap}td{padding:10px 14px;border-bottom:1px solid #eee8dc;vertical-align:middle}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:#fdfbf6}.doc-cell{display:flex;align-items:center;gap:9px;min-width:0}.doc-icon{flex:0 0 auto;width:26px;height:30px;border-radius:4px;background:var(--green-soft);border:1px solid #cfdfd4;color:var(--green);display:grid;place-items:center;font-family:var(--mono);font-size:8px;font-weight:700;letter-spacing:.02em}.doc-name{font-weight:500;color:var(--ink);overflow-wrap:anywhere}.doc-sub{font-size:10.5px;color:var(--muted)}.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--ink-soft);white-space:nowrap}.empty-note,.muted{color:var(--muted)}.empty-note{padding:22px 16px;font-size:12.5px}.admin-note{padding:10px 16px;font-size:11.5px;color:var(--ink-soft);background:var(--green-soft);border-top:1px solid #d5e2d9}.admin-foot{padding:12px 16px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);gap:12px}.admin-foot,.eval-summary{display:flex;justify-content:space-between;flex-wrap:wrap}.eval-summary{align-items:center;gap:20px;padding:18px 20px;margin-bottom:14px}.score-block{display:flex;align-items:baseline;gap:8px}.score-big{font-family:var(--serif);font-size:38px;line-height:1;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.score-big.idle,.score-caption{color:var(--muted)}.score-caption{font-size:12px}.eval-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.eval-bar{width:min(320px,100%);margin-top:7px}.summary-note{font-size:11px;color:var(--muted);margin-top:6px}.result{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:500;white-space:nowrap}.result-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.result-pass{color:var(--green)}.result-fail{color:var(--danger)}.result-idle{color:var(--muted)}.expected{font-size:11.5px;color:var(--ink-soft);line-height:1.45}.expected small{display:block;color:var(--muted);font-size:10.5px}.q-cell{display:flex;gap:8px;align-items:flex-start}.q-num{flex:0 0 auto;font-family:var(--mono);font-size:9.5px;color:var(--muted);padding-top:3px}.q-inline{display:none}.eval-score{font-family:var(--mono);font-size:11px;color:var(--muted)}.eval-tag{margin-left:5px}.eval-explain{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin-top:16px}.mini-card{padding:14px 16px;border:1px solid var(--line);border-radius:11px;background:#fffdf9}.mini-card h3{font-family:var(--sans);font-size:12px;font-weight:600;margin-bottom:5px}.mini-card p{font-size:11.5px;color:var(--muted);line-height:1.55}.how-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);grid-gap:18px;gap:18px;align-items:start}.flow-card{padding:16px 18px;margin-bottom:16px}.flow{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-top:11px}.flow-step{border:1px solid var(--line-strong);background:#fff;border-radius:7px;padding:6px 9px;font-size:11px;color:var(--ink-soft);white-space:nowrap}.flow-step.accent{background:var(--green);border-color:var(--green);color:#f9f5ea}.flow-arrow{color:var(--line-strong);font-size:11px}.map-table td{font-size:12px;line-height:1.5}.map-table td:first-child{font-weight:500;color:var(--ink);white-space:nowrap}.why-list{display:flex;flex-direction:column;gap:11px;margin-top:12px}.why-item{display:flex;gap:10px;font-size:12px;line-height:1.55;color:var(--ink-soft)}.why-num{flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-family:var(--mono);font-size:9.5px;font-weight:700;margin-top:1px}.side-card{padding:18px}.side-card+.side-card{margin-top:14px}.side-card h2{font-size:21px;line-height:1.25;margin-bottom:8px}.side-card p{font-size:12.5px;color:var(--ink-soft);line-height:1.6}.side-card code{font-family:var(--mono);font-size:10.5px;background:#f1ede3;padding:1px 5px;border-radius:4px;overflow-wrap:anywhere}.plain-note{margin-top:12px;font-size:11.5px;color:var(--muted);padding-top:12px;line-height:1.55}.plain-note,.site-footer{border-top:1px solid var(--line)}.site-footer{padding:18px 0 30px}.footer-inner{justify-content:space-between;flex-wrap:wrap;font-size:11px;color:var(--muted)}.footer-inner,.footer-links{display:flex;gap:16px}.footer-links a:hover{color:var(--green)}@media (max-width:960px){.chat-layout,.how-grid{grid-template-columns:1fr}.rail{display:grid;grid-template-columns:1fr 1fr}.messages{height:auto;min-height:420px;max-height:560px}.header-mode{display:none}}@media (max-width:760px){.eval-explain{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr 1fr}.stat:last-child{grid-column:span 2}.col-hide-sm{display:none}.q-inline{display:inline}.map-table thead{display:none}.map-table,.map-table tbody,.map-table td,.map-table tr{display:block;width:100%}.map-table tr{padding:12px 14px;border-bottom:1px solid var(--line)}.map-table tr:last-child{border-bottom:0}.map-table td{border:0;padding:1px 0;white-space:normal}.map-table td:before{content:attr(data-label);display:inline;font-family:var(--sans);font-size:9px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-right:6px}.map-table td:first-child{font-family:var(--mono);font-size:10.5px;font-weight:400;color:var(--ink-soft)}.map-table td:nth-child(2){font-size:13px;font-weight:600;margin-top:3px}.map-table td:nth-child(3){font-size:12px;margin-top:4px}}@media (max-width:640px){.shell{width:calc(100% - 28px)}.page{padding:24px 0 48px}.header-inner{min-height:56px;gap:8px}.brand-sub{display:none}.brand-name{font-size:19px}.brand-mark{width:25px;height:25px;font-size:15px}.site-nav{gap:1px}.nav-full{display:none}.nav-short{display:inline}.nav-link{padding:6px 8px;font-size:12px}.page-head{margin-bottom:18px;flex-direction:column;align-items:flex-start;gap:12px}.messages{padding:16px 14px 4px;gap:20px;min-height:380px;max-height:520px}.chat-top{padding:11px 14px}.composer{padding:10px 12px 11px}.conflict-values,.rail{grid-template-columns:1fr}.user-bubble{max-width:90%}.stat-grid{gap:8px}.stat{padding:12px 13px}.stat-value{font-size:26px}.doc-icon{display:none}td,th{padding:9px 10px}.admin-toolbar{padding:11px 12px}.eval-summary{padding:14px}.score-big{font-size:31px}.flow-step{font-size:10px;padding:5px 7px}.drawer-body,.drawer-head{padding-left:17px;padding-right:17px}}@media (max-width:440px){.col-hide-xs,.composer-hint span:last-child{display:none}.brand-name{font-size:17px}.nav-link{padding:5px 7px;font-size:11.5px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}