:root{--bg: #0b0f1a;--panel: #131826;--panel2: #0e1320;--row: #1a2130;--sel: #20304d;--line: #242c3e;--line2: #1b2233;--tx: #e7ebf3;--muted: #8b95ad;--dim: #5c667e;--accent: #5b9dff;--pos: #35c98b;--neg: #f0637a;--warn: #e8b84b;--on-accent: #07101f;--menu-bg: #1a2236;--shadow: #000a;--backdrop: #000a;--glow: #101a30;--top5: #12261f;--banner-bg: #2a2412;--banner-line: #6b5a1e;--banner-tx: #e8d38a;--whatif-bg: #5a3a00;--whatif-line: #d99a1e;--whatif-tx: #ffe2a8;--differs: #3a2a00;--mention-bg: #20304d;--mention-tx: var(--accent);--mention-me-bg: #4a3a10;--mention-me-tx: var(--warn);--heat-0: #131826;--heat-pos: #5b9dff;--heat-neg: #f0637a;--mono: "SF Mono", "JetBrains Mono", "Roboto Mono", Consolas, "Liberation Mono", monospace;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--root-fs: 13px;--fs-xs: .846rem;--fs-sm: .923rem;--fs-md: 1rem;--fs-lg: 1.154rem;--fs-2xs: .77rem;--s1: 4px;--s2: 8px;--s3: 12px;--s4: 16px;--bar-h: 2.92rem;color-scheme:dark}:root[data-theme=light]{--bg: #f4f6fa;--panel: #ffffff;--panel2: #eef1f7;--row: #e6eaf2;--sel: #d5e3fb;--line: #bcc4d6;--line2: #dce1ec;--tx: #141a29;--muted: #4b566e;--dim: #5a6580;--accent: #1f5fd1;--pos: #0b7a4d;--neg: #c0243f;--warn: #8a5a00;--on-accent: #ffffff;--menu-bg: #ffffff;--shadow: #1a233a40;--backdrop: #0b0f1a77;--glow: #e3ecfb;--top5: #dff3e8;--banner-bg: #fff4d6;--banner-line: #d9b54a;--banner-tx: #5c4300;--whatif-bg: #fff0cf;--whatif-line: #c68a10;--whatif-tx: #5a3a00;--differs: #fff0cf;--mention-bg: #dbe6fb;--mention-tx: #1a4fb0;--mention-me-bg: #fbe7b5;--mention-me-tx: #6b4400;--heat-0: #eef1f7;--heat-pos: #6fa4f5;--heat-neg: #f08a9b;color-scheme:light}:root[data-textsize=s]{--root-fs: 12px}:root[data-textsize=m]{--root-fs: 13px}:root[data-textsize=l]{--root-fs: 15px}:root[data-textsize=xl]{--root-fs: 17px}html{font-size:var(--root-fs)}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--tx)}body{font:var(--fs-md)/1.45 var(--sans);-webkit-text-size-adjust:100%}body{overflow-x:hidden}body.noscroll{overflow:hidden}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:var(--fs-lg);margin:0 0 8px;font-weight:600}h2{font-size:var(--fs-md);margin:16px 0 6px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}h3{font-size:var(--fs-md);margin:12px 0 4px}p,li{max-width:80ch}code,.mono{font-family:var(--mono)}.page{padding:var(--s3) var(--s4) 40px;max-width:1200px;margin:0 auto}.muted{color:var(--muted)}.dim{color:var(--dim)}.pos{color:var(--pos)}.neg{color:var(--neg)}.warn{color:var(--warn)}.num{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}.card{background:var(--panel);border:1px solid var(--line);padding:8px 10px}.err{color:var(--neg)}nav.top{display:flex;align-items:center;gap:6px;padding:0 12px;height:var(--bar-h);background:linear-gradient(var(--panel),var(--panel2));border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;white-space:nowrap}nav.top .brand{font-weight:700;letter-spacing:.04em;margin-right:10px;color:var(--tx);flex:none}nav.top .brand:hover{text-decoration:none}nav.top .brand .sub{font-weight:400;color:var(--dim);letter-spacing:0}nav.top .tabs{display:flex;flex:1;min-width:0;align-self:stretch;overflow-x:auto;scrollbar-width:none}nav.top .tabs::-webkit-scrollbar{display:none}nav.top a.tab{color:var(--muted);padding:0 10px;display:inline-flex;align-items:center;border-bottom:2px solid transparent;white-space:nowrap;flex:none}nav.top a.tab:hover{color:var(--tx);text-decoration:none}nav.top a.tab.active{color:var(--tx);border-bottom-color:var(--accent)}nav.top .spacer{flex:1}nav.top .running{font-size:var(--fs-xs)}nav.top label.asof{flex:none}.usermenu{position:relative;flex:none}.userbtn{display:inline-flex;align-items:center;gap:6px;padding:3px 8px;background:var(--row)}.userbtn .uname{max-width:14ch;overflow:hidden;text-overflow:ellipsis}.userbtn .caret{color:var(--dim);font-size:var(--fs-2xs)}.pdot{width:7px;height:7px;border-radius:50%;display:inline-block}.pdot.ok{background:var(--pos)}.pdot.bad{background:var(--neg)}.menu{position:absolute;right:0;top:calc(100% + 4px);min-width:17.7rem;max-width:calc(100vw - 16px);background:var(--menu-bg);border:1px solid var(--accent);box-shadow:0 6px 20px var(--shadow);z-index:40;display:flex;flex-direction:column;white-space:normal}.menu .who{padding:6px 10px;border-bottom:1px solid var(--line);font-size:var(--fs-xs)}.menu .mitem{display:block;text-align:left;padding:7px 10px;border:none;border-bottom:1px solid var(--line2);background:none;width:100%}.menu button.mitem:hover:not(:disabled),.menu a.mitem:hover{background:var(--sel);text-decoration:none}.menu .badge-parity{margin-left:0;white-space:normal}.navtoggle{position:relative;display:inline-flex;align-items:center;justify-content:center;width:34px;height:30px;padding:0;flex:none}.navtoggle .bars,.navtoggle .bars:before,.navtoggle .bars:after{display:block;width:16px;height:2px;background:var(--tx);content:"";position:relative}.navtoggle .bars:before{position:absolute;top:-5px}.navtoggle .bars:after{position:absolute;top:5px}.navtoggle .badge{position:absolute;top:-4px;right:-6px;margin:0}.drawer-wrap{position:fixed;inset:0;z-index:50}.backdrop{position:absolute;inset:0;width:100%;height:100%;border:none;background:var(--backdrop);padding:0}.drawer{position:absolute;top:0;bottom:0;left:0;width:min(23rem,86vw);background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;animation:drawer-in .18s ease-out}@keyframes drawer-in{0%{transform:translate(-100%)}to{transform:none}}.dhead{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-bottom:1px solid var(--line);letter-spacing:.04em}.dtabs{display:flex;flex-direction:column}.dtab{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;min-height:44px;color:var(--muted);border-bottom:1px solid var(--line2);border-left:3px solid transparent}.dtab:hover{text-decoration:none;background:var(--row);color:var(--tx)}.dtab.active{color:var(--tx);border-left-color:var(--accent);background:var(--sel)}.dextra{padding:12px 16px;display:grid;gap:10px}.dextra label.asof{display:grid;gap:4px;margin:0}.dextra select{max-width:100%}.dextra .badge-parity{margin-left:0;white-space:normal}@media(prefers-reduced-motion:reduce){.drawer{animation:none}*{scroll-behavior:auto!important}}.badge{display:inline-block;min-width:16px;padding:0 5px;border-radius:8px;background:var(--accent);color:var(--on-accent);font:700 .77rem/16px var(--mono);text-align:center;margin-left:5px}.helpq{display:inline-flex;width:16px;height:16px;border:1px solid var(--line);border-radius:50%;color:var(--muted);align-items:center;justify-content:center;font-size:var(--fs-2xs);margin-left:6px}.helpq:hover{color:var(--tx);border-color:var(--accent);text-decoration:none}button,input,select,textarea{font:inherit;color:var(--tx);background:var(--panel2);border:1px solid var(--line);padding:4px 8px}button{cursor:pointer;background:var(--row)}button:hover:not(:disabled){border-color:var(--accent)}button.primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent);font-weight:600}button:disabled{opacity:.5;cursor:default}button.linklike{background:none;border:none;padding:0 4px;color:var(--muted)}button.linklike:hover{color:var(--accent)}textarea{width:100%;resize:vertical}table.grid{border-collapse:collapse;width:100%;margin:4px 0 12px}table.grid th,table.grid td{border:1px solid var(--line2);padding:3px 8px}table.grid th{background:var(--panel);color:var(--muted);font-weight:600;text-align:right;position:relative;white-space:nowrap}table.grid th:first-child,table.grid td:first-child{text-align:left}table.grid tbody tr:hover{background:var(--row)}table.grid tr.target td{background:var(--glow);font-weight:700}th.placeholder,td.placeholder{color:var(--dim);font-style:italic}.statusbar{display:flex;flex-wrap:wrap;gap:6px 18px;padding:6px 10px;margin-bottom:8px;background:var(--panel);border:1px solid var(--line)}.statusbar b{font-family:var(--mono);font-weight:600}.tip{display:none;position:absolute;top:100%;right:0;z-index:30;width:23rem;padding:8px 10px;text-align:left;background:var(--menu-bg);border:1px solid var(--accent);box-shadow:0 6px 20px var(--shadow);white-space:normal;font-weight:400;color:var(--tx)}th.open .tip{display:block}@media(hover:hover){th:hover .tip{display:block}}th:first-child .tip{left:0;right:auto}.tip .k{color:var(--muted);display:block;margin-top:4px;font-size:var(--fs-2xs);text-transform:uppercase;letter-spacing:.05em}.tip .chip{font-family:var(--mono);color:var(--warn)}.chat{display:grid;grid-template-columns:280px 1fr;height:calc(100vh - var(--bar-h));height:calc(100dvh - var(--bar-h))}.chat .threads{border-right:1px solid var(--line);overflow-y:auto;background:var(--panel2)}.chat .threads a.thread{display:block;padding:7px 10px;border-bottom:1px solid var(--line2);color:var(--tx)}.chat .threads a.thread:hover{background:var(--row);text-decoration:none}.chat .threads a.thread.active{background:var(--sel)}.chat .threads .anchor{font-family:var(--mono);font-size:var(--fs-2xs);color:var(--warn)}.chat .threads .prev{color:var(--dim);font-size:var(--fs-xs);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat .pane{display:flex;flex-direction:column;min-width:0;min-height:0}.chat .threads,.chat .msgs{min-height:0}.chat .back{display:none}.chat .pane header{padding:8px 14px;border-bottom:1px solid var(--line);background:var(--panel)}.chat .msgs{flex:1;overflow-y:auto;padding:8px 14px}.msg{padding:5px 0;border-bottom:1px solid var(--line2)}.msg .who{font-weight:600}.msg .when{color:var(--dim);font-size:var(--fs-2xs);margin-left:8px;font-family:var(--mono)}.msg .body :first-child{margin-top:0}.msg .body :last-child{margin-bottom:0}.msg .body p{max-width:none}.msg .body code{background:var(--row);padding:0 3px}.msg .body pre{background:var(--row);padding:6px;overflow-x:auto}.msg .actions{float:right}.mention{background:var(--mention-bg);color:var(--mention-tx);padding:0 3px;border-radius:2px}.mention.me{background:var(--mention-me-bg);color:var(--mention-me-tx)}.composer{padding:8px 14px;border-top:1px solid var(--line);background:var(--panel);display:flex;gap:8px;align-items:flex-end}.newthread{padding:8px 10px;border-bottom:1px solid var(--line);display:grid;gap:4px}.help h1{margin-top:4px}.help section{margin-bottom:14px}.help nav.crumbs{margin-bottom:8px;color:var(--muted)}dl.gloss dt{font-weight:700;font-family:var(--mono);margin-top:8px}dl.gloss dd{margin:2px 0 0 14px;max-width:80ch}.center{max-width:420px;margin:60px auto}button.sorter{background:none;border:none;padding:0;color:inherit;font:inherit;font-weight:600;cursor:pointer}button.sorter:hover{color:var(--accent)}.toolbar{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;margin:6px 0 8px}.seg{display:inline-flex}.seg button{border-radius:0;margin-left:-1px}.seg button.on{background:var(--sel);border-color:var(--accent);color:var(--tx)}.split{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:12px;align-items:start}.split.single{grid-template-columns:minmax(0,1fr)}.side{background:var(--panel);border:1px solid var(--line);padding:8px 10px;position:sticky;top:calc(var(--bar-h) + 8px)}.side h2:first-child{margin-top:0}table.grid tr.top5 td{background:var(--top5)}table.grid tr.clickable{cursor:pointer}table.grid tr.selected td{background:var(--sel)}.scroll{overflow:auto;max-height:70vh;border:1px solid var(--line2)}.scroll table.grid{margin:0}.scroll th{position:sticky;top:0;z-index:2}.note{padding:6px 10px;border-left:3px solid var(--warn);background:var(--panel);margin:6px 0;max-width:100ch}.chart{width:100%;height:auto;display:block;background:var(--panel2);border:1px solid var(--line2)}.chart text{fill:var(--muted);font:10px var(--mono)}.chart .axis{stroke:var(--line)}.chart .grid{stroke:var(--line2)}.legend{display:flex;flex-wrap:wrap;gap:4px 12px;color:var(--muted);font-size:var(--fs-xs);margin:2px 0 8px}.legend i{display:inline-block;width:10px;height:3px;margin-right:4px;vertical-align:middle}.pager{display:flex;gap:8px;align-items:center;margin:4px 0}.badge-parity{display:inline-block;padding:1px 8px;border-radius:9px;font:600 var(--fs-xs) var(--mono);border:1px solid;margin-left:8px}.badge-parity.ok{color:var(--pos);border-color:var(--pos)}.badge-parity.bad{color:var(--neg);border-color:var(--neg)}.badge-parity:hover{text-decoration:none;background:var(--row)}tr.bad td{color:var(--neg)}.math{margin:8px 0;overflow-x:auto}.math.block{padding:4px 10px;background:var(--panel);border-left:3px solid var(--accent)}.example{background:var(--panel);border:1px solid var(--line);padding:8px 12px;margin:8px 0;max-width:100ch}.example h3{margin-top:0}.example table{border-collapse:collapse}.example td,.example th{padding:1px 10px 1px 0;text-align:left}.example td.num{text-align:right}.impl{margin-top:14px;padding:6px 10px;border:1px dashed var(--line);color:var(--muted);max-width:100ch}.chapters{display:flex;justify-content:space-between;margin-top:16px}.katex{font-size:1.05em}label.asof{color:var(--muted);font-size:var(--fs-sm)}label.asof select{margin-left:4px;max-width:320px}.model-banner{padding:6px 14px;overflow-wrap:anywhere;background:var(--banner-bg);border-bottom:1px solid var(--banner-line);color:var(--banner-tx);font-size:var(--fs-sm)}:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.tip .tipfoot{margin-top:6px}.skeleton{display:grid;gap:8px;margin:8px 0}.skeleton i{display:block;height:14px;background:linear-gradient(90deg,var(--panel) 25%,var(--row) 50%,var(--panel) 75%);background-size:200% 100%;animation:shimmer 1.4s linear infinite}.skeleton i:nth-child(2){width:80%}.skeleton i:nth-child(3){width:60%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media(prefers-reduced-motion:reduce){.skeleton i{animation:none}}.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:var(--s2);margin-bottom:var(--s2)}.kpi{background:var(--panel);border:1px solid var(--line);padding:6px 10px;min-width:0}.kpi .l{display:block;color:var(--muted);font-size:var(--fs-xs)}.kpi .v{display:block;font:600 var(--fs-lg) var(--mono);overflow:hidden;text-overflow:ellipsis}.tscroll{overflow-x:auto;max-width:100%}.card,.statusbar,.toolbar,.note,.example{min-width:0}img,svg{max-width:100%}@media(max-width:1000px){.split{grid-template-columns:minmax(0,1fr)}.side{position:static}}@media(max-width:899.98px){table.grid{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.scroll>table.grid{display:table;max-width:none;overflow:visible}table.grid th:first-child,table.grid td:first-child{position:sticky;left:0;z-index:1;background:var(--panel2)}table.grid th:first-child{background:var(--panel);z-index:3}table.grid tr.target td:first-child{background:var(--glow)}table.grid tr.top5 td:first-child{background:var(--top5)}table.grid tr.selected td:first-child{background:var(--sel)}.page{padding:var(--s2) 10px 32px}.statusbar{gap:6px 12px}.card{overflow-x:auto}}@media(max-width:700px){.tip{position:fixed;top:var(--tip-top, 8px);left:8px;right:8px;width:auto;max-height:70vh;overflow-y:auto}th:first-child .tip{left:8px;right:8px}.chat{grid-template-columns:minmax(0,1fr)}.chat.has-thread .threads{display:none}.chat:not(.has-thread) .pane{display:none}.chat .back{display:inline-flex;align-items:center;margin-right:8px}.chat .composer{position:sticky;bottom:0;padding-bottom:calc(8px + env(safe-area-inset-bottom))}.chat .msgs{overscroll-behavior:contain}nav.top .brand .sub{display:none}h1{word-break:break-word}}@media(pointer:coarse){button,input:not([type=checkbox]):not([type=radio]),select,textarea{font-size:max(16px,1rem);min-height:40px}button.linklike,button.sorter,.helpq{min-height:40px;min-width:40px;display:inline-flex;align-items:center;justify-content:center}.helpq{border-radius:50%;width:28px;height:28px;min-width:28px;min-height:28px}a.tab,a.thread,.menu .mitem{min-height:40px}:root{--bar-h: 3.54rem}table.grid th,table.grid td{padding:6px 8px}.seg button{min-width:40px}input[type=checkbox],input[type=radio]{width:20px;height:20px}}.menu .mrow{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 10px;padding:6px 10px;border-bottom:1px solid var(--line2)}.menu .mrow>span{color:var(--muted);font-size:var(--fs-sm)}.menu .mrow .seg button{padding:3px 9px}.menu label.mrow{cursor:pointer}.menu .mhint{padding:0 10px 6px;font-size:var(--fs-xs);color:var(--warn);border-bottom:1px solid var(--line2)}.appbanner{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:6px 14px;background:var(--sel);border-bottom:1px solid var(--accent)}.appbanner.offline{background:var(--banner-bg);border-bottom-color:var(--banner-line);color:var(--banner-tx)}.appbanner ul{margin:2px 0;padding-left:1.2em}.appbanner .grow{flex:1;min-width:0}.changelog h3{margin-bottom:2px}.ai-tag{background:color-mix(in srgb,var(--pos) 18%,transparent);color:var(--pos);font-size:.7em;padding:0 5px;border-radius:2px;margin-left:6px;cursor:help;white-space:nowrap}.thinking{padding:2px 14px;font-style:italic}.ask-settings{display:flex;gap:14px;align-items:center;flex-wrap:wrap}