@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-sans-latin-400-normal-CdZtFfYS.woff2) format("woff2"),url(/assets/ibm-plex-sans-latin-400-normal-BU83cd9M.woff) format("woff")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-sans-latin-500-normal-BFLYOLbL.woff2) format("woff2"),url(/assets/ibm-plex-sans-latin-500-normal-Dh0NORqx.woff) format("woff")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/ibm-plex-sans-latin-600-normal-BGOKnPO6.woff2) format("woff2"),url(/assets/ibm-plex-sans-latin-600-normal-ZykYOGKL.woff) format("woff")}@font-face{font-family:IBM Plex Sans Condensed;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-sans-condensed-latin-500-normal-Dgt7MQaB.woff2) format("woff2"),url(/assets/ibm-plex-sans-condensed-latin-500-normal-BC_8YlTT.woff) format("woff")}@font-face{font-family:IBM Plex Sans Condensed;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/ibm-plex-sans-condensed-latin-600-normal-C3DoAWsR.woff2) format("woff2"),url(/assets/ibm-plex-sans-condensed-latin-600-normal-CtZfM17_.woff) format("woff")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-latin-400-normal-Dm_PoFIZ.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-400-normal-O6-GRVqx.woff) format("woff")}:root{--tray: #eef0ec;--paper: #fbfbf9;--ink: #16201a;--ink-2: #4a4f49;--muted: #6f746d;--rule: #cfd3cb;--scale: #1f6b43;--scale-ink: #164d31;--scale-wash: #e2eee6;--amber: #8f5a09;--amber-wash: #f3e6c8;--signal: #a8302a;--signal-wash: #f6e0dd;--s1: #2a78d6;--s2: #eb6834;--s3: #1baf7a;--r-control: 3px;--r-panel: 4px;--r-stamp: 2px;--sans: "IBM Plex Sans", system-ui, "Segoe UI", sans-serif;--cond: "IBM Plex Sans Condensed", "IBM Plex Sans", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;font-family:var(--sans);color:var(--ink);background:var(--tray);font-size:14.5px;line-height:1.5;-webkit-text-size-adjust:100%}*{box-sizing:border-box}body{margin:0;background:var(--tray)}h1,h2,h3,p{margin:0}h1{font:600 clamp(30px,4.6vw,46px)/1.08 var(--cond);letter-spacing:-.01em}h2{font:600 20px/1.3 var(--cond);letter-spacing:0}h3{font:600 13px/1.4 var(--sans);color:var(--ink-2)}a{color:var(--scale-ink)}button,input,select,textarea{font:inherit;color:inherit}code{font-family:var(--mono);font-size:.92em}.num{font-variant-numeric:tabular-nums}.muted{color:var(--muted)}.small{font-size:12.5px}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.shell{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:20;background:var(--tray);border-bottom:1px solid var(--rule)}.topbar-in{max-width:1180px;margin:0 auto;padding:0 32px;display:flex;align-items:stretch;gap:28px;flex-wrap:wrap;min-height:52px}.brand{display:flex;align-items:center;gap:8px;font:600 18px/1 var(--cond);text-decoration:none;color:var(--ink)}.brand svg{width:24px;height:24px}.tabs{display:flex;gap:22px}.tab{display:flex;align-items:center;padding:0 2px;text-decoration:none;color:var(--ink-2);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px}.tab:hover{color:var(--ink)}.tab[aria-current=page]{color:var(--ink);border-bottom-color:var(--ink)}.spacer{flex:1}.page{max-width:1180px;width:100%;margin:0 auto;padding:28px 32px 72px;flex:1}.modebar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px}.foot{border-top:1px solid var(--rule);padding:12px 32px;font-size:12px;color:var(--muted);display:flex;gap:4px 22px;flex-wrap:wrap}.foot code{font-size:11.5px;color:var(--ink-2)}.card{border-top:1px solid var(--ink);padding-top:14px;background:none}.card.flat,.card.tight{border:1px solid var(--rule);border-radius:var(--r-panel);background:var(--paper);padding:14px}.panel{background:var(--paper);border:1px solid var(--rule);border-top:2px solid var(--ink);border-radius:var(--r-panel);padding:22px}.grid{display:grid;gap:28px}.cols-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,380px),1fr))}.cols-3{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}.cols-4{grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:20px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row.top{align-items:flex-start}.between{justify-content:space-between}.stack{display:flex;flex-direction:column;gap:14px}.stack.s{gap:6px}.stack.l{gap:28px}.btn{min-height:44px;padding:0 16px;border-radius:var(--r-control);border:1px solid var(--ink);background:transparent;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;color:var(--ink)}.btn:hover:not(:disabled){background:#16201a0f}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.primary{background:var(--scale);border-color:var(--scale);color:#fff;font-weight:600}.btn.primary:hover:not(:disabled){background:var(--scale-ink);border-color:var(--scale-ink)}.btn.dark{background:var(--ink);color:#fff}.btn.dark:hover:not(:disabled){background:#000}.btn.big{min-height:52px;font-size:16px;padding:0 22px}.btn.ghost{border-color:transparent;color:var(--ink-2)}.btn.sm{min-height:36px;padding:0 12px;font-size:13px}.btn.danger{color:var(--signal)}:focus-visible{outline:3px solid rgba(31,107,67,.5);outline-offset:2px}.field{display:flex;flex-direction:column;gap:5px;min-width:0}.field>span{font-size:13px;font-weight:500;color:var(--ink-2)}.field small{color:var(--muted);font-size:12px}.input,select.input,textarea.input{min-height:44px;padding:8px 12px;border:1px solid #aeb4aa;border-radius:var(--r-control);background:var(--paper);width:100%}textarea.input{min-height:110px;font-family:var(--mono);font-size:13px}.input.big{min-height:60px;font:600 28px/1 var(--cond);letter-spacing:.02em}.input:focus{outline:3px solid rgba(31,107,67,.4);border-color:var(--scale)}.seg{display:inline-flex;border:1px solid var(--ink);border-radius:var(--r-control);overflow:hidden;flex-wrap:wrap}.seg button{min-height:40px;padding:0 14px;border:0;border-right:1px solid var(--ink);background:transparent;font-weight:500;cursor:pointer}.seg button:last-child{border-right:0}.seg button[aria-pressed=true]{background:var(--ink);color:#fff}.seg button:disabled{opacity:.4;cursor:not-allowed}.seg.wide{display:flex}.seg.tools{display:flex;flex-wrap:nowrap}.seg.tools button{flex:1 1 0;padding:0 4px;font-size:13px;min-height:44px;white-space:nowrap}.seg.wide button{flex:1}.chip{display:inline-flex;align-items:center;gap:6px;padding:1px 7px;border:1px solid var(--rule);border-radius:var(--r-stamp);font-size:12px;font-weight:500;color:var(--ink-2);white-space:nowrap;background:transparent}.chip.obs,.chip.used{color:var(--scale-ink);border-color:var(--scale)}.chip.pred,.chip.open{color:#1c5cab;border-color:var(--s1)}.chip.sim{color:var(--amber);border-color:#c79a4a;background:var(--amber-wash)}.chip.warn{color:var(--signal);border-color:var(--signal)}.chip.skip{color:var(--muted)}.dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}.note{border-left:3px solid var(--ink-2);padding:8px 12px;font-size:13.5px;background:#16201a0a}.note.amber{border-left-color:var(--amber);background:var(--amber-wash);color:#4a3004}.note.leaf{border-left-color:var(--scale);background:var(--scale-wash);color:#12361f}.note.bad{border-left-color:var(--signal);background:var(--signal-wash);color:#5c1713}.banner{border-left:4px solid var(--signal);background:var(--signal-wash);padding:16px 18px}.banner h2{color:#6f1d19;display:flex;gap:8px;align-items:center}.kpi{display:flex;flex-direction:column;gap:2px}.kpi .k{font-size:13px;color:var(--ink-2);font-weight:500}.kpi .v{font:600 30px/1.1 var(--cond);font-variant-numeric:tabular-nums}.kpi .v.xl{font-size:clamp(44px,7vw,72px);line-height:1}.kpi .s{font-size:12.5px;color:var(--muted)}.readout{display:flex;flex-direction:column;gap:2px;padding:12px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.figure{font:600 44px/1.05 var(--cond);font-variant-numeric:tabular-nums}table.t{width:100%;border-collapse:collapse;font-size:14px}table.t th{text-align:left;font-size:12.5px;color:var(--muted);font-weight:500;padding:6px 10px 6px 0;border-bottom:1px solid var(--ink);white-space:nowrap}table.t td{padding:8px 10px 8px 0;border-bottom:1px solid var(--rule);vertical-align:top}table.t td.r,table.t th.r{text-align:right;font-variant-numeric:tabular-nums;padding-right:0;padding-left:10px}table.t td.r+td,table.t th.r+th{padding-left:18px}table.t td.nw,table.t td.r{white-space:nowrap}.scroll-x{overflow-x:auto}.toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--r-control);font-weight:500;box-shadow:0 10px 28px #00000038;z-index:50;max-width:calc(100vw - 32px)}.toast.bad{background:var(--signal)}.spin{width:16px;height:16px;border-radius:50%;border:2.5px solid rgba(22,32,26,.2);border-top-color:var(--scale);animation:spin .8s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){.spin{animation-duration:3s}}.loading{display:flex;gap:10px;align-items:center;color:var(--muted);padding:24px 0}.empty{color:var(--muted);padding:32px 0}.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:start;padding:28px 0 8px}.hero p.lede{font-size:17px;color:var(--ink-2);max-width:32em;margin-top:16px}.hero .cta{margin-top:24px}.duo{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--rule);border-radius:var(--r-panel);background:var(--paper)}.duo>div{padding:16px;text-align:left}.duo>div+div{border-left:1px solid var(--rule)}.loop{margin:0;padding:0;list-style:none;display:grid;gap:0}.loop li{display:grid;grid-template-columns:28px 1fr;padding:10px 0;border-top:1px solid var(--rule)}.loop li b{font:600 15px/1.4 var(--cond);color:var(--muted)}ul.plain{margin:0;padding-left:18px;text-align:left}ul.plain li{margin:3px 0}dl.facts{margin:0;display:grid;grid-template-columns:max-content 1fr;gap:6px 22px}dl.facts dt{font-weight:600}dl.facts dd{margin:0;color:var(--ink-2)}.serve{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}.suggest{display:grid;grid-template-columns:200px minmax(0,1fr);gap:28px;align-items:center}.stepper{display:inline-flex;align-items:center;border:1px solid var(--ink);border-radius:var(--r-control);background:var(--paper)}.stepper button{width:44px;height:44px;border:0;background:transparent;font-size:22px;font-weight:500;cursor:pointer}.stepper button:hover:not(:disabled){background:#16201a14}.stepper button:disabled{opacity:.35;cursor:not-allowed}.stepper output{min-width:104px;text-align:center;font-weight:600;font-variant-numeric:tabular-nums}.choice{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.choice button{min-height:56px;border-radius:var(--r-control);border:1px solid #aeb4aa;background:var(--paper);font-weight:600;cursor:pointer;padding:6px}.choice button[aria-pressed=true]{border:2px solid var(--scale);background:var(--scale-wash);color:var(--scale-ink)}.chips{display:flex;gap:6px;flex-wrap:wrap}.chips button{min-height:40px;padding:0 12px;border-radius:var(--r-control);border:1px solid #aeb4aa;background:var(--paper);cursor:pointer;font-weight:500}.chips button[aria-pressed=true]{border-color:var(--ink);background:var(--ink);color:#fff}.beforeafter{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;text-align:center}.arrow{font-size:22px;color:var(--muted)}.loglist{display:flex;flex-direction:column}.loglist button{text-align:left;border:0;border-bottom:1px solid var(--rule);background:none;padding:8px 0;cursor:pointer;display:flex;justify-content:space-between;gap:8px;align-items:center}.loglist button:hover{background:#16201a0a}.loglist .who{display:flex;gap:10px;align-items:center}.glyph{flex:none}.photos{padding:16px;border:1px solid var(--rule);border-radius:var(--r-panel);background:var(--tray)}.pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.tile{display:grid;grid-template-columns:112px minmax(0,1fr);gap:12px;align-items:start}.tile-pic{width:112px;aspect-ratio:4 / 3;border:1px dashed #aeb4aa;border-radius:var(--r-control);background:var(--paper);display:grid;place-items:center;overflow:hidden;text-align:center;padding:4px}.tile-pic img{width:100%;height:100%;object-fit:cover;display:block}.tile-pic:has(img){border-style:solid;padding:0}.editor{border-top:1px solid var(--ink);padding-top:12px;display:flex;flex-direction:column;gap:12px}.editor-work{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:24px;align-items:start}.editor-stage{position:relative;line-height:0}.editor-canvas{width:100%;height:auto;display:block;border:1px solid var(--ink);border-radius:var(--r-control);background:#000;touch-action:none;cursor:crosshair}.editor-canvas.tool-plate{cursor:move}.editor-wait{position:absolute;inset:0;display:flex;flex-direction:column;gap:12px;align-items:center;justify-content:center;text-align:center;padding:16px;line-height:1.4;background:#fbfbf9db;border-radius:var(--r-control)}.editor-busy{position:absolute;right:10px;top:10px;background:var(--paper);border-radius:50%;padding:6px;line-height:0}.chart{position:relative}.chart svg{display:block;width:100%;height:auto;overflow:visible}.chart text{font-family:var(--sans);fill:var(--muted);font-size:11.5px}.chart .lab{fill:var(--ink-2);font-size:12px;font-weight:600}.tip{position:absolute;pointer-events:none;background:var(--ink);color:#fff;border-radius:var(--r-control);padding:7px 10px;font-size:12.5px;line-height:1.4;white-space:nowrap;transform:translate(-50%,-100%);z-index:5}.tip i{display:inline-block;width:8px;height:8px;margin-right:6px}.legend{display:flex;gap:6px 16px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-2)}.legend span{display:inline-flex;align-items:center;gap:6px}.legend i{width:14px;height:3px;display:inline-block}.barrows{display:grid;grid-template-columns:minmax(120px,34%) 1fr;gap:6px 10px;align-items:center;font-size:13.5px}.barrows .track{position:relative;height:22px}.barrows .bar{position:absolute;left:0;top:4px;height:14px;background:#b5bab1}.barrows .bar.hi{background:var(--scale)}.barrows .whisk{position:absolute;top:10px;height:2px;background:var(--ink);opacity:.55}.barrows .val{position:absolute;top:1px;font-variant-numeric:tabular-nums;color:var(--ink-2);padding-left:6px;white-space:nowrap}.barrows .name.hi{font-weight:600;color:var(--ink)}@media (max-width: 900px){.ctx{width:100%}.ctx-summary{display:inline-flex}.ctx-fields{display:none}.ctx.open .ctx-fields{display:flex;margin-top:12px}.suggest svg{width:112px;height:112px}.hero{grid-template-columns:1fr;gap:28px;padding-top:8px}.serve{grid-template-columns:1fr;gap:28px}.suggest{grid-template-columns:1fr;justify-items:start}.pair,.editor-work{grid-template-columns:1fr}.photos{padding:12px}.topbar-in{padding:0 16px;gap:6px 18px}.tabs{order:3;width:100%;gap:0;justify-content:space-between;min-height:44px}.tab{flex:1;justify-content:center}.page{padding:18px 16px 56px}.panel{padding:16px}.foot{padding:12px 16px}.brand{min-height:48px}}@media print{.topbar,.foot,.noprint,.toast{display:none!important}body,:root{background:#fff}.page{max-width:none;padding:0}.card,.panel{break-inside:avoid}}