@font-face{font-family:Manrope;src:url('/assets/branding/manrope-regular.ttf') format('truetype');font-weight:400 500;font-display:swap}
@font-face{font-family:Manrope;src:url('/assets/branding/manrope-semibold.ttf') format('truetype');font-weight:600 800;font-display:swap}
:root{--ink:#243b4e;--muted:#536b7b;--wood:#bac9d0;--wood-light:#f1f5f4;--wood-dark:#536b7b;--paper:#ffffff;--green:#536b7b;--mono:'SFMono-Regular',Consolas,'Liberation Mono',monospace;--sans:Manrope,sans-serif}
*{box-sizing:border-box}body{margin:0;background:#e2eaed;color:var(--ink);font:14px/1.8 var(--sans);min-height:100svh}button,input,select{font:inherit}button,select{cursor:pointer}a{color:inherit;text-underline-offset:4px}button{color:inherit;touch-action:manipulation}button,a,select,input,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #536b7b;outline-offset:4px}button:active{transform:translateY(2px)}[hidden]{display:none!important}.skip{position:fixed;top:-80px;left:20px;background:var(--paper);padding:12px;z-index:20}.skip:focus{top:10px}button{transition:background .15s,transform .15s}button:disabled{opacity:.45;cursor:default}sub,sup{line-height:0}code{font:12px/1.8 var(--mono);overflow-wrap:anywhere;background:#f1f5f4;padding:2px 5px}p{margin:12px 0 20px}strong{font-weight:700}h2,h3,h4{line-height:1.35}h3{font-size:18px;letter-spacing:-.4px;margin:30px 0 12px}h4{font-size:15px;margin:0 0 10px}.fine{font-size:11px;color:var(--muted);line-height:1.8}
.landscape{position:fixed;inset:0;z-index:-1;overflow:hidden;background-color:#e2eaed;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='64' height='64'%3E%3Cpath fill='%23728193' d='M7 13h4v2H7zm34 28h3v3h-3zM20 52h5v2h-5z'/%3E%3C/svg%3E")}.path{position:absolute;left:0;right:0;top:49%;height:96px;background:#e2eaed;border-block:8px solid #e2eaed;z-index:-1}.crater{position:absolute;width:70px;height:75px;background:#536b7b;clip-path:polygon(35% 0,65% 0,65% 13%,85% 13%,85% 35%,100% 35%,100% 75%,70% 75%,70% 85%,30% 85%,30% 75%,0 75%,0 35%,15% 35%,15% 13%,35% 13%);box-shadow:inset 28px 16px #8196a3}.crater-one{left:2%;top:20%;transform:scale(1.5)}.crater-two{right:1%;top:57%;transform:scale(1.7)}.crater-three{left:0;bottom:4%;transform:scale(1.2)}
.timber{background:var(--wood-light);border:3px solid var(--wood-dark);box-shadow:inset 0 0 0 2px #ffffff,inset 0 -6px #bac9d0,5px 6px 0 #536b7b35;position:relative}.timber:before,.timber:after{content:'';position:absolute;width:4px;height:4px;background:#536b7b;box-shadow:1px 1px #ffffff;top:6px;pointer-events:none}.timber:before{left:6px}.timber:after{right:6px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 26px 25px;max-width:1530px;margin:auto}.brand{display:flex;align-items:center;gap:15px;padding:12px 24px 15px 16px;text-decoration:none}.brand strong{font:700 32px/1 var(--mono);letter-spacing:4px;display:block;text-shadow:1px 2px #ffffff}.brand small{display:block;font:8px/1.6 var(--mono);letter-spacing:1.2px;margin-top:5px;color:#536b7b}.emblem{font:700 33px/1 var(--mono);color:#f1f5f4;background:#536b7b;border:2px solid #243b4e;box-shadow:inset 2px 2px #8196a3,2px 2px #8196a3;width:43px;height:43px;text-align:center;padding-top:5px;position:relative}.emblem>span{font-size:13px;position:absolute;right:-6px;top:-8px;color:#ffffff;text-shadow:2px 2px #536b7b}.manual-label{font:10px var(--mono);color:#536b7b;letter-spacing:1.5px}.manual-label>span{padding:0 12px;color:#536b7b}.return{font:11px var(--mono);text-decoration:none;padding:14px 21px 18px}.return:hover{background:#f1f5f4}
.manual{display:grid;grid-template-columns:245px minmax(0,1fr);margin:0 auto;width:calc(100% - 100px);max-width:1260px;padding:13px;min-height:760px}.contents{padding:30px 18px 16px 12px;border-right:2px solid #8196a3;position:sticky;top:0;align-self:start}.book-mark{font:30px var(--mono);color:#536b7b;margin-bottom:23px}.overline{font:9px/1.6 var(--mono);letter-spacing:1.4px;color:#536b7b;display:block}.contents .overline{font-size:8px;color:#536b7b}.contents h1{font:700 27px/1.3 var(--mono);letter-spacing:-1.5px;margin:12px 0}.contents-intro{font-size:11px;line-height:1.8;color:#536b7b;margin-bottom:29px}.contents nav{display:flex;flex-direction:column;gap:7px;margin:0 -1px 35px -12px}.contents nav a{font:11px/1.5 var(--mono);text-decoration:none;padding:12px 10px;display:flex;gap:11px;border:2px solid transparent;transition:background .12s}.contents nav a>span{color:#536b7b;font-size:9px;align-self:center}.contents nav a:hover{background:#e2eaed}.contents nav a[aria-current]{background:#536b7b;color:#ffffff;border-color:#243b4e;box-shadow:inset 2px 2px #8196a3,inset -2px -2px #243b4e}.contents nav a[aria-current]>span{color:#f1f5f4}.margin-note{font:9px/1.9 var(--mono);color:#536b7b;padding-top:20px;border-top:1px dashed #bac9d0}.margin-note>span{font-size:18px;display:block;color:#536b7b;margin-bottom:7px}.book-body{min-width:0;background:var(--paper);border:2px solid #8196a3;margin-left:12px;display:flex;flex-direction:column;box-shadow:inset 5px 0 #f1f5f4}.page-top{display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid #e2eaed;margin:0 35px;padding:16px 0;font:8px var(--mono);letter-spacing:1px;color:#536b7b}article{padding:32px 35px 25px;outline:none;flex:1;animation:page-enter .22s steps(5,end)}article>.overline{display:none}h2{font-weight:700;font-size:42px;letter-spacing:-1.8px;margin:0 0 16px;color:#243b4e}.lead{font-size:15px;max-width:600px;line-height:1.9;color:#536b7b;margin-bottom:24px}.page-turn{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0 35px;border-top:1px solid #e2eaed;padding:20px 0 23px;font:9px var(--mono);color:#536b7b}.page-turn button,.switch button,.bit-row button,.schedule-bits button{border:2px solid #8196a3;background:#e2eaed;box-shadow:inset 2px 2px #f1f5f4,inset -2px -2px #8196a3;min-height:39px;padding:9px 13px;font:10px var(--mono)}.page-turn button:hover:not(:disabled),.switch button:hover,.bit-row button:hover,.schedule-bits button:hover{background:#f1f5f4}.page-turn button:last-child{background:#536b7b;color:#ffffff;border-color:#243b4e;box-shadow:inset 2px 2px #8196a3,inset -2px -2px #536b7b}.site-footer{font:8px/1.8 var(--mono);letter-spacing:.6px;color:#536b7b;padding:22px 30px;max-width:1320px;margin:auto;display:flex;justify-content:space-between;gap:20px}.site-footer>span>span{padding:0 10px;color:#536b7b}.site-footer a{text-decoration:none}.site-footer a:hover{text-decoration:underline}
.manual-scene{margin:20px -35px 0;background:#e2eaed;overflow:hidden}.shop-svg{width:100%;height:auto;display:block;shape-rendering:crispEdges}.shop-svg text{font-family:var(--mono);shape-rendering:auto}.scene-label{font-size:9px;fill:#536b7b;letter-spacing:2px}.machine-code{font-size:14px;fill:#ffffff;font-weight:600}.machine-name{font-size:9px;letter-spacing:1.6px;fill:#536b7b}.machine-status{font-size:9px;fill:#8196a3}.machine.active .machine-status{fill:#536b7b;font-weight:700}.machine.active .station-highlight{opacity:.65}.weld-sparks{opacity:0}.machine.active .weld-sparks{opacity:1}.part-token{cursor:pointer}.part-token:hover .part-halo,.part-token.selected .part-halo{opacity:1}.part-token.dimmed{opacity:.4}.token-text{font-size:9px;fill:#ffffff;font-weight:700}.diagram-caption{font:10px/1.9 var(--mono);color:#536b7b;margin:10px 0 26px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px}.two-col h3{margin-top:15px}.two-col p{font-size:12px;line-height:1.9}.two-col>section{min-width:0}.route{display:flex;align-items:center;gap:17px;margin:18px 0}.route b{font:700 20px var(--mono);width:43px;height:40px;text-align:center;padding:7px;background:#536b7b;color:#ffffff;box-shadow:inset 3px 3px #8196a3,inset -3px -3px #243b4e}.route span{font:18px var(--mono);color:#536b7b}.rules{padding-left:18px;font-size:12px;line-height:1.9}.rules li{padding:0 0 12px 7px}.formula{background:#f1f5f4;border-left:3px solid #bac9d0;margin:20px 0;padding:18px 20px;font:13px/2 var(--mono);color:#536b7b;overflow-wrap:anywhere}.formula small{display:block;color:#536b7b;font-size:10px;line-height:1.8;margin-top:6px}.field-note{margin:25px 0;padding:18px 20px 16px;border-left:3px solid #8196a3;background:#f1f5f4}.field-note strong{font-size:13px;color:#536b7b}.field-note p{font-size:12px;line-height:1.9;margin:6px 0 0;color:#536b7b}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:12px;text-align:left;margin:12px 0 16px}caption{text-align:left;font:9px var(--mono);color:#536b7b;margin:0 0 12px}th,td{padding:11px 8px;border-bottom:1px solid #e2eaed;vertical-align:top}thead th{font:9px/1.8 var(--mono);color:#536b7b;background:#f1f5f4}.job-label{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;font:11px var(--mono)}.job-label:before{content:'';display:inline-block;width:10px;height:13px;background:var(--job);box-shadow:inset 2px 2px #ffffff35,inset -2px -2px #243b4e20}.instance-pair{border-top:1px solid #e2eaed;padding-top:18px;margin-top:28px;gap:25px}.instance-pair table{font-size:11px}.instance-pair th,.instance-pair td{padding:10px 5px}.instance-pair thead th{font-size:8px;white-space:nowrap}details{border-top:1px dashed #e2eaed;margin:25px 0 0;padding:16px 0 0}summary{font-size:12px;font-weight:600;cursor:pointer;color:#536b7b;padding:5px 0}details[open] summary{margin-bottom:15px}details p{font-size:12px;line-height:1.95;color:#536b7b}.control-row{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin:26px 0 24px}.switch{display:flex;gap:4px}.switch button[aria-pressed=true],.bit-row button[aria-pressed=true]{background:#536b7b;color:#ffffff;border-color:#243b4e;box-shadow:inset 2px 2px #8196a3,inset -2px -2px #536b7b}.control-row label{font:10px var(--mono);display:flex;align-items:center;gap:12px}.control-row select{font:11px var(--mono);background:#f1f5f4;border:1px solid #bac9d0;max-width:100%;padding:11px 25px 11px 9px;color:#536b7b}.chart-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.chart-heading>strong{display:flex;align-items:center;gap:15px}.chart-heading>strong>span:not(.job-label){font:14px var(--mono);color:#bac9d0}.finish{font:700 37px var(--mono);color:#536b7b}.finish small{font:10px var(--mono);color:#536b7b}.finish.slower{color:#536b7b}.gantt{margin-top:23px}.gantt-scale,.gantt-row{display:grid;grid-template-columns:24px minmax(0,1fr);gap:10px}.gantt-scale{height:25px;margin-right:1px}.gantt-scale>div{position:relative;font:10px var(--mono);color:#536b7b}.gantt-scale>div>span{position:absolute;transform:translateX(-50%)}.gantt-row{align-items:center;margin:10px 0}.gantt-row>strong{font:12px var(--mono);color:#536b7b}.gantt-track{position:relative;height:52px;background:repeating-linear-gradient(90deg,#f1f5f4 0,#f1f5f4 calc(var(--step) - 1px),#e2eaed calc(var(--step) - 1px),#e2eaed var(--step));box-shadow:inset 0 -1px #e2eaed}.gantt-operation{position:absolute;top:0;bottom:0;background:#f1f5f4;border:2px solid #bac9d0;border-left:5px solid var(--job);box-shadow:inset 0 2px #ffffff,inset 0 -3px #e2eaed;font:12px/1.6 var(--mono);padding:6px 9px;overflow:hidden;white-space:nowrap;transition:left .25s,width .25s}.gantt-operation small{display:block;font-size:9px;color:#536b7b}.gantt-key{display:flex;gap:17px;align-items:center;flex-wrap:wrap;margin:17px 0;font:9px var(--mono);color:#536b7b}.gantt-key>span:last-child:not(.job-label){margin-left:auto}.schedule-result{display:flex;justify-content:space-between;gap:20px;font:10px/1.8 var(--mono);color:#536b7b;padding:15px 0;border-block:1px solid #e2eaed;margin-top:18px}.schedule-result>span{color:#536b7b}.order-results{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.order-results button{background:#f1f5f4;border:1px solid #e2eaed;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 9px;font:9px var(--mono);min-height:42px}.order-results button:hover,.order-results button[aria-pressed=true]{background:#f1f5f4;border-color:#8196a3}.order-results strong{color:#536b7b;white-space:nowrap}.penalty-list>section{display:grid;grid-template-columns:30px 1fr;gap:13px;border-top:1px solid #e2eaed;padding:22px 0 0;margin:22px 0}.penalty-list>section>span{font:11px var(--mono);color:#536b7b;padding-top:2px}.penalty-list .formula{margin-top:12px}.penalty-list p{font-size:12px}.bit-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.bit-row output{font:11px var(--mono);color:#536b7b;margin-left:auto}.encoding-counts{display:grid;grid-template-columns:1fr 18px 1fr 18px 1fr;align-items:center;border-block:1px solid #e2eaed;margin:24px 0;padding:20px 0;text-align:center;gap:7px}.encoding-counts small{display:block;font:8px/1.8 var(--mono);color:#536b7b}.encoding-counts strong{display:block;font:40px/1.5 var(--mono);color:#536b7b}.encoding-counts div>span{font:9px var(--mono);color:#536b7b}.encoding-counts>span{font:18px var(--mono);color:#bac9d0}.bit-workbench{background:#f1f5f4;border:2px solid #bac9d0;padding:20px;margin:24px 0}.workbench-heading{display:flex;justify-content:space-between;gap:15px;font:9px var(--mono);color:#536b7b}.workbench-heading>span{white-space:nowrap}.schedule-bits{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:20px 0}.schedule-bits button{text-align:left;padding:10px 9px}.schedule-bits small{display:block;color:#536b7b;font-size:9px}.schedule-bits b{display:block;font-size:16px;line-height:2}.schedule-bits button>span{font-size:8px;color:#536b7b}.schedule-bits button[aria-pressed=true]{background:#e2eaed;border-color:#8196a3;box-shadow:inset 2px 2px #f1f5f4,inset -2px -2px #bac9d0}.bits-verdict{padding:13px 0 0;border-top:1px solid #e2eaed;color:#536b7b}.bits-verdict strong{font:11px/1.8 var(--mono)}.bits-verdict>span{display:block;font-size:11px;margin-top:4px}.bits-verdict.invalid{color:#536b7b}.solver-columns{gap:32px}.solver-columns>section+section{border-left:1px solid #e2eaed;padding-left:25px}.solver-seal{font:8px/1.8 var(--mono);letter-spacing:.7px;color:#536b7b;display:block;margin:7px 0}.solver-columns h3{margin:11px 0 15px}.steps{padding-left:19px;font-size:12px;line-height:1.95}.steps li{padding:0 0 12px 7px}.run-facts{display:grid;grid-template-columns:1fr 1.2fr;gap:10px;font:10px/1.8 var(--mono);margin:24px 0;padding:18px 0;border-block:1px solid #e2eaed}.run-facts dt{color:#536b7b}.run-facts dd{margin:0;color:#536b7b}.two-col .fine{font-size:10px}.verification-strip{display:flex;align-items:center;justify-content:space-between;gap:10px;font:10px/1.8 var(--mono);background:#f1f5f4;border-block:1px solid #e2eaed;padding:18px 15px;margin:20px 0}.verification-strip b{color:#bac9d0}.scaling-lab{margin:25px 0;padding:20px 22px;background:#f1f5f4;border:1px solid #e2eaed}.scaling-lab>label{display:flex;align-items:center;justify-content:space-between;font:11px var(--mono)}.scaling-lab output{font-size:19px;color:#536b7b}.scaling-lab input{width:100%;height:28px;accent-color:#536b7b;cursor:pointer;margin:15px 0 20px}.scale-values{display:grid;grid-template-columns:1fr 1.3fr;gap:25px}.scale-values small{display:block;font:8px/1.8 var(--mono);color:#536b7b}.scale-values strong{font:20px/1.7 var(--mono);display:block;color:#536b7b;overflow-wrap:anywhere;margin-top:4px}.scaling-lab p{margin:15px 0 0}.complexity-table td{font-size:12px}.complexity-table td:last-child{font:11px/1.9 var(--mono);color:#536b7b}.sources{font-size:11px;line-height:1.9;padding-left:17px}.sources li{padding:0 0 12px 5px}.sources code{font-size:10px}.noscript{margin:30px auto;max-width:800px;background:var(--paper);padding:25px}
.manual-scene{aspect-ratio:1120/388}.manual-scene .shop-svg{height:100%}
@keyframes page-enter{from{opacity:.5;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1450px){.manual{margin-top:8px}.masthead{padding-bottom:31px}article{padding-inline:48px}.manual-scene{margin-inline:-48px}}
@media(max-width:1100px){.manual{width:calc(100% - 40px);grid-template-columns:210px minmax(0,1fr)}.contents{padding-left:8px;padding-right:12px}.contents h1{font-size:25px}.contents nav a{font-size:10px;gap:8px}.manual-label{font-size:8px}.masthead{padding-inline:20px;gap:15px}article{padding:27px 25px}.manual-scene{margin-inline:-25px}.page-top,.page-turn{margin-inline:25px}h2{font-size:36px}.two-col{gap:23px}.scale-values strong{font-size:17px}.order-results{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.manual-label{display:none}.manual{grid-template-columns:170px minmax(0,1fr);padding:9px}.contents{padding-top:22px}.contents h1{font-size:22px}.contents .overline{font-size:7px}.contents nav a{font-size:9px;padding:10px 6px;gap:7px}.contents-intro{font-size:10px}.book-body{margin-left:8px}.two-col{grid-template-columns:1fr;gap:4px}.solver-columns>section+section{padding-left:0;padding-top:20px;border-left:0;border-top:1px solid #e2eaed}.instance-pair{gap:10px}.contents .margin-note{font-size:8px}.contents nav{margin-left:-8px}h2{font-size:32px}.page-turn{gap:8px}.page-turn button{font-size:9px;padding:8px}.page-top{font-size:7px}.control-row label{width:100%;justify-content:space-between}.schedule-bits{grid-template-columns:repeat(2,1fr)}.scale-values{grid-template-columns:1fr;gap:15px}.verification-strip{flex-wrap:wrap;justify-content:flex-start}.site-footer{font-size:7px}.manual-scene{margin-top:10px}.bit-workbench{padding:14px}.encoding-counts small{font-size:7px}.encoding-counts strong{font-size:32px}.encoding-counts div>span{font-size:8px}.gantt-operation{padding:6px 4px;font-size:10px}.gantt-key{gap:10px}}
@media(max-width:560px){body{font-size:13px}.masthead{padding:13px 12px 18px;gap:10px}.brand{padding:10px 12px 14px 10px;gap:9px}.brand strong{font-size:23px;letter-spacing:2px}.brand small{font-size:6px;letter-spacing:.5px}.emblem{width:32px;height:34px;font-size:25px;padding-top:4px}.emblem>span{font-size:10px}.return{font-size:9px;padding:13px 10px 17px}.manual{width:calc(100% - 24px);display:block;padding:8px;min-height:0}.contents{position:static;border-right:0;padding:13px 10px 0}.book-mark,.contents h1,.contents-intro,.margin-note{display:none}.contents>.overline{font:8px/1.7 var(--mono);margin:0 0 12px;letter-spacing:1px}.contents nav{display:flex;flex-direction:row;overflow-x:auto;gap:6px;margin:0 -10px;padding:0 1px 13px;scrollbar-width:thin;scrollbar-color:#8196a3 #e2eaed}.contents nav a{flex-shrink:0;font-size:10px;padding:10px 12px;background:#e2eaed}.contents nav a>span{font-size:8px}.book-body{margin:0;box-shadow:none}.page-top{margin-inline:18px;padding:13px 0;font-size:7px;letter-spacing:.5px}article{padding:23px 18px 20px}h2{font-size:33px;letter-spacing:-1.3px}.lead{font-size:13px;line-height:1.9}.manual-scene{margin-inline:-18px}.diagram-caption{font-size:9px;line-height:1.9}.page-turn{margin-inline:15px;padding:15px 0;gap:8px}.page-turn>span{font-size:8px;white-space:nowrap}.page-turn button{font-size:8px;padding:8px;min-height:40px}.site-footer{padding:18px 16px;display:block;line-height:2.3}.site-footer a{display:block;margin-top:5px}.formula{font-size:11px;padding:14px 12px}.formula small{font-size:9px}.field-note{padding:15px 14px}.chart-heading{gap:8px}.chart-heading>strong{gap:9px}.finish{font-size:29px;white-space:nowrap}.finish small{font-size:8px}.gantt-track{height:47px}.gantt-operation{font-size:10px;padding:5px 3px;border-left-width:4px}.gantt-key>span:last-child:not(.job-label){width:100%;margin-left:0}.schedule-result{font-size:9px;gap:10px}.order-results{grid-template-columns:1fr 1fr}.order-results button{font-size:8px;gap:6px;padding:10px 6px}.penalty-list>section{grid-template-columns:20px 1fr;gap:8px}.bit-row output{width:100%;margin:5px 0 0}.encoding-counts{gap:4px;grid-template-columns:1fr 10px 1fr 10px 1fr}.encoding-counts small{font-size:6px}.encoding-counts div>span{font-size:7px}.encoding-counts strong{font-size:30px}.encoding-counts>span{font-size:12px}.workbench-heading{font-size:8px}.schedule-bits{gap:7px}.scale-values strong{font-size:17px}.complexity-table td{font-size:10px;padding:11px 5px}.complexity-table td:last-child{font-size:9px}.scaling-lab{padding:17px 14px}.run-facts{font-size:10px}.verification-strip{font-size:9px;gap:8px}details p{font-size:11px}summary{font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{body{background:white}.landscape,.masthead,.contents,.site-footer,.page-turn{display:none}.manual{border:0;box-shadow:none;width:100%;display:block;padding:0}.book-body{border:0;margin:0}.formula,.field-note,.bit-workbench{break-inside:avoid}details{display:block}article{padding:20px}}

/* The matrix is a working ledger: coefficients retain their constraint source. */
.matrix-lesson{border-top:1px solid #e2eaed;margin-top:32px;padding-top:5px}.matrix-pipeline{display:flex;align-items:center;flex-wrap:wrap;gap:9px 12px;font:10px/1.9 var(--mono);padding:17px 0;margin:12px 0;border-block:1px dashed #e2eaed}.matrix-pipeline b{color:#bac9d0}.matrix-pipeline strong{color:#536b7b;font-size:17px}.matrix-starts{font-size:11px}.matrix-starts th{white-space:nowrap}.matrix-workbench{margin:25px 0;padding:20px;border:2px solid #bac9d0;background:#f1f5f4}.matrix-stages{display:flex;gap:6px;flex-wrap:wrap;margin:19px 0 12px}.matrix-stages button{font:9px/1.6 var(--mono);padding:9px 11px;border:2px solid #8196a3;background:#e2eaed;box-shadow:inset 2px 2px #f1f5f4,inset -2px -2px #8196a3;min-height:39px}.matrix-stages button:hover{background:#f1f5f4}.matrix-stages button[aria-pressed=true]{background:#536b7b;color:#ffffff;border-color:#243b4e;box-shadow:inset 2px 2px #8196a3,inset -2px -2px #536b7b}.matrix-convention{font:9px/1.7 var(--mono);display:flex;align-items:center;justify-content:space-between;gap:12px;margin:18px 0}.matrix-convention select{background:#ffffff;border:1px solid #bac9d0;color:#536b7b;padding:9px;font:10px var(--mono);max-width:100%}.matrix-layout{display:grid;grid-template-columns:minmax(0,1fr) 190px;gap:18px;align-items:start}.matrix-scroll{overflow-x:auto;padding:1px 3px 5px;scrollbar-width:thin;scrollbar-color:#bac9d0 #f1f5f4}.qubo-matrix{width:100%;min-width:330px;table-layout:fixed;margin:0;font:11px var(--mono);border-collapse:separate;border-spacing:3px}.qubo-matrix caption{color:#536b7b;text-align:center;padding-bottom:8px}.qubo-matrix th{background:none;text-align:center;vertical-align:middle;padding:5px 0;border:0;font:10px var(--mono);color:#536b7b}.qubo-matrix th:first-child{width:25px}.qubo-matrix td{padding:0;border:0;height:35px;vertical-align:middle}.matrix-entry{display:block;width:100%;height:35px;border:1px solid #e2eaed;background:#ffffff;color:#536b7b;font:11px var(--mono);padding:0}.matrix-entry.once{background:#e2eaed;color:#536b7b;border-color:#bac9d0}.matrix-entry.machine{background:#f1f5f4;color:#536b7b;border-color:#bac9d0}.matrix-entry.precedence{background:#e2eaed;color:#536b7b;border-color:#bac9d0}.matrix-entry:hover{filter:brightness(1.08)}.matrix-entry[aria-pressed=true]{outline:2px solid #536b7b;outline-offset:0;box-shadow:inset 0 0 0 1px #ffffff}.matrix-inspector{padding:12px 0 10px 14px;border-left:2px solid #e2eaed}.matrix-inspector .overline{font-size:8px}.matrix-inspector>strong{display:block;font:20px/1.8 var(--mono);color:#536b7b;margin:8px 0}.matrix-inspector>p{font-size:11px;line-height:1.9;margin:8px 0 0;color:#536b7b;overflow-wrap:anywhere}.matrix-key{display:flex;flex-wrap:wrap;gap:10px 18px;font:8px/1.8 var(--mono);color:#536b7b;margin:16px 0}.matrix-key>span{display:inline-flex;align-items:center;gap:6px}.matrix-key>span:before{content:'';width:10px;height:10px;border:1px solid #bac9d0;background:#e2eaed}.matrix-key>.machine:before{background:#f1f5f4}.matrix-key>.precedence:before{background:#e2eaed}.matrix-calculation{border-top:1px solid #e2eaed;padding-top:14px;color:#536b7b;display:flex;flex-direction:column;gap:8px}.matrix-calculation>span{font:9px/1.7 var(--mono);overflow-wrap:anywhere}.matrix-calculation>strong{font:17px/1.8 var(--mono)}.matrix-calculation>small{font-size:10px;line-height:1.8;color:#536b7b}.compact-matrix{background:#f1f5f4;color:#536b7b;border-left:3px solid #bac9d0;padding:16px;font:12px/1.9 var(--mono);overflow-x:auto}
@media(max-width:1050px){.matrix-layout{grid-template-columns:minmax(0,1fr)}.matrix-inspector{border-left:0;border-top:1px solid #e2eaed;padding:12px 0 0}.matrix-inspector>strong{font-size:17px;margin:3px 0}.matrix-inspector>p{font-size:12px}.qubo-matrix{max-width:500px;margin-inline:auto}.matrix-inspector .overline{display:none}}
@media(max-width:560px){.matrix-workbench{padding:14px 10px}.matrix-stages{gap:5px}.matrix-stages button{font-size:8px;padding:8px}.matrix-convention{align-items:flex-start;flex-direction:column;gap:8px}.matrix-layout{gap:10px}.matrix-pipeline{font-size:9px;gap:7px}.matrix-starts{font-size:10px}.matrix-starts th,.matrix-starts td{padding:10px 5px}.qubo-matrix{min-width:315px;border-spacing:2px}.matrix-calculation>strong{font-size:15px}.matrix-inspector>p{font-size:11px}.matrix-key{font-size:7px;gap:8px 12px}.compact-matrix{font-size:10px;padding:12px}.matrix-workbench>.workbench-heading{font-size:7px}}

/* Lunar field manual: ceramic covers, cool paper, semantic coefficient colors. */
body {background:#637284;}
.landscape {background-color:#637284;}
.crater {width:100px;height:42px;background:#536274;clip-path:polygon(15% 0,85% 0,85% 15%,100% 15%,100% 80%,85% 80%,85% 100%,15% 100%,15% 80%,0 80%,0 15%,15% 15%);box-shadow:inset 7px 5px #8292a2,inset -7px -6px #5d6f80;}
.timber {background:#e2eaed;border:2px solid #8196a3;box-shadow:inset 0 2px #fff,inset 0 -3px #bac9d0,3px 4px #182d3e25;}
.timber:before,.timber:after {width:3px;height:3px;background:#8196a3;box-shadow:none;}
.brand {border-left:5px solid #496b82;}
.brand strong {color:#243b4e;text-shadow:none;}
.brand small,.manual-label {color:#536b7b;}
.emblem {background:#355e7c;color:#f1f5f4;border:1px solid #8196a3;box-shadow:inset 2px 2px #ffffff25;}
.emblem>span {color:#548f9b;text-shadow:1px 1px #f1f5f4;}
.return:hover {background:#f1f5f4;}
.book-body {background:#f1f5f4;box-shadow:inset 4px 0 #e2eaed;border-color:#8196a3;}
.contents nav a[aria-current],.page-turn button:last-child,.switch button[aria-pressed=true],.bit-row button[aria-pressed=true],.matrix-stages button[aria-pressed=true] {background:#355e7c;color:#f1f5f4;border-color:#355e7c;box-shadow:inset 0 2px #ffffff25,inset 0 -2px #00000020;}
.contents nav a[aria-current]>span {color:#c6dce4;}
.page-turn button,.switch button,.bit-row button,.schedule-bits button,.matrix-stages button {border-width:1px;box-shadow:inset 0 -2px #bac9d0;}
.formula,.field-note,.bit-workbench,.matrix-workbench,.scaling-lab {background:#e2eaed;border-color:#8196a3;}
.matrix-entry {background:#edf2f3;color:#718692;border-color:#c4d0d6;}
.matrix-entry.once {background:#c4dbe7;color:#294e68;border-color:#88a9bb;}
.matrix-entry.machine {background:#cee0d9;color:#345d52;border-color:#9eb9ad;}
.matrix-entry.precedence {background:#ead9c7;color:#775333;border-color:#c0a286;}
.matrix-key>span:before {background:#c4dbe7;border-color:#88a9bb;}
.matrix-key>.machine:before {background:#cee0d9;}
.matrix-key>.precedence:before {background:#ead9c7;}
.matrix-entry[aria-pressed=true] {outline-color:#355e7c;box-shadow:inset 0 0 0 1px #fff;}
.bits-verdict.invalid {color:#a94e3d;}
.site-footer {color:#d0dfe7;}
.manual-scene {background:#637284;}
@media print {.site-footer {color:#536b7b;}}
.manual-label {color:#ffffff;}

body[data-theme=lunar] .site-footer {color:#ffffff;}
.manual-label>span {color:#ffffff;}