@font-face{font-family:QoldMono;src:url('assets/fonts/mono.woff2') format('woff2');font-display:swap;font-weight:400 700}
:root{--paper:#fff;--white:#fff;--ink:#23262a;--gold:#927200;--yellow:#ffd21c;--yellow-light:#fff8d2;--muted:#697078;--line:#dce0e3;--soft-line:#eef0f2;--mono:QoldMono,'Courier New',monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:var(--mono);font-size:12px;line-height:1.65;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid #b68c00;outline-offset:3px}[hidden]{display:none!important}::selection{background:var(--yellow);color:var(--ink)}.gold{color:var(--gold)}.app-shell{width:min(1510px,calc(100% - 48px));margin:auto}.skip-link{position:fixed;left:12px;top:-100px;z-index:10;padding:10px;background:var(--yellow)}.skip-link:focus{top:12px}.site-header{height:76px;display:flex;align-items:center;gap:32px}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-size:22px;font-weight:600;letter-spacing:-1px}.brand-mark{width:28px;height:28px;background:var(--yellow);display:grid;place-items:center;font-size:22px;font-weight:500;letter-spacing:0}.brand-cursor{margin-left:-7px;color:#c59d00}.header-path{color:var(--muted);font-size:11px}.header-actions{margin-left:auto;display:flex;gap:16px}.header-actions button{border:0;background:none;padding:7px 0;font-size:10px}.header-actions button:hover,.shell-button:hover{color:#8a6a00}.terminal-shell{border:1px solid var(--line);border-top:3px solid var(--yellow);background:#fff}.shell-titlebar{min-height:40px;display:flex;align-items:center;gap:9px;padding:8px 18px;border-bottom:1px solid var(--line);background:#f9fafb;font-size:10px}.window-indicator{width:8px;height:8px;background:var(--yellow);border:1px solid #b99718}.shell-mode{margin-left:auto;font-size:9px;color:var(--muted)}.shell-mode>span{padding:0 9px;color:#a2a7ab}.shell-nav{display:flex;border-bottom:1px solid var(--line);min-width:0}.terminal-tabs{display:flex;min-width:0;overflow-x:auto;scrollbar-width:thin;flex:1}.terminal-tabs button{flex:none;border:0;border-right:1px solid var(--soft-line);border-bottom:2px solid transparent;background:#fff;padding:12px 17px;min-height:42px;font-size:11px;white-space:nowrap;color:var(--muted)}.terminal-tabs button.is-active{background:var(--yellow);border-bottom-color:#d6a800;color:#1d2024}.terminal-tabs button:hover{background:var(--yellow-light);color:#1d2024}.config-toggle{border:0;border-left:1px solid var(--line);padding:0 18px;background:#fff;font-size:11px;flex:none}.config-toggle:hover{background:var(--yellow-light)}.session-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.96fr)}.terminal-main{min-width:0;padding:22px 25px 18px}.terminal-view{min-height:285px}.code-caption{font-size:11px;color:var(--muted);margin:0 0 20px}.code-caption>.gold{margin-right:8px}.terminal-banner{margin:0 0 16px}.terminal-banner h1{display:inline-block;background:var(--yellow);font-size:38px;line-height:1.15;letter-spacing:-2px;font-weight:600;margin:0;padding:5px 13px 6px}.terminal-banner p{font-size:10px;letter-spacing:1.6px;margin:11px 0 0}.terminal-description{font-size:12px;line-height:1.8;margin:0 0 19px;max-width:55ch}.terminal-kv{margin:0 0 17px;font-size:11px}.terminal-kv>div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.14fr);gap:10px;margin:5px 0}.terminal-kv dt{color:var(--muted)}.terminal-kv dd{margin:0;overflow-wrap:anywhere}.state-label{background:var(--yellow-light);padding:2px 5px;color:#6d5700}.terminal-note{font-size:10px;line-height:1.9;color:var(--muted);margin:12px 0 16px;max-width:62ch}.output-title{font-size:16px;line-height:1.5;font-weight:500;margin:0 0 22px}.result-kv{font-size:13px}.result-kv dd{font-weight:500}.result-kv output{background:var(--yellow-light);padding:2px 4px}.formula{font-size:11px;white-space:pre-wrap;color:#5e646a;margin:22px 0 20px}.shell-button{border:1px solid var(--line);padding:8px 11px;background:#fff;min-height:37px;font-size:10px}.gold-button{border-color:#e4b900;background:var(--yellow);color:#23262a}.gold-button:hover{background:#ffdf52;color:#23262a}.shell-button:disabled{opacity:.42;cursor:default}.proof-actions{display:flex;flex-wrap:wrap;gap:8px}.proof-message{font-size:10px;line-height:1.6;margin:12px 0;color:var(--muted)}.proof-kv{font-size:10px}.source-row{display:flex;gap:13px;font-size:11px;margin:0 0 14px}.source-row>span{color:#927200}.source-row a{text-underline-offset:4px;text-decoration-thickness:1px}.source-row p{font-size:10px;color:var(--muted);margin:4px 0 0}.console-heading{display:flex;align-items:center;justify-content:space-between;border-top:1px dashed var(--line);padding-top:15px;font-size:9px;color:var(--muted);margin:8px 0 12px}.console-history{min-height:109px;max-height:190px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#ddd #fff}.console-entry{margin:0 0 13px}.console-command{font-size:11px;margin:0 0 5px;display:flex;gap:9px;overflow-wrap:anywhere}.console-output{font:11px/1.8 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;margin:0;color:#4c535b}.console-output.is-result{color:#725800}.console-output.is-error{color:#9d3028}.diagram-pane{border-left:1px solid var(--line);padding:18px 19px 20px;min-width:0;display:flex;flex-direction:column;justify-content:center;background-image:radial-gradient(#dfe3e6 .6px,transparent .6px);background-size:12px 12px}.pane-label{display:flex;justify-content:space-between;gap:15px;font-size:9px;color:var(--muted);padding:0 3px 16px}.pane-label>span:last-child{background:var(--yellow);padding:0 5px;color:#202428}.schema-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 4px 0;font-size:9px;color:var(--muted)}.schema-bottom strong{font-weight:400;color:#2c3033}.ascii-bars{font-size:14px;color:#ebba00;letter-spacing:2px;line-height:1;animation:bars-glow 4s steps(3,end) infinite}.diagram-footnote{font-size:9px;color:var(--muted);line-height:1.8;padding:16px 4px 0;margin:0}.command-bar{display:flex;align-items:center;gap:13px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);min-height:62px;padding:12px 22px;background:#fffdf0}.command-bar label{display:flex;gap:4px;flex:none;font-size:13px}.prompt-user{font-weight:500}.prompt-path{color:var(--muted)}.prompt-symbol{color:#a07800;margin-left:7px}.command-bar input{flex:1;min-width:0;width:100%;border:0;outline:none;background:transparent;color:var(--ink);padding:5px;font-size:13px}.command-bar input::placeholder{font-size:11px;color:#858b90}.command-bar button{background:var(--yellow);color:var(--ink);border:1px solid #e4b900;min-height:32px;padding:6px 10px;font-size:10px}.command-hint{display:flex;justify-content:space-between;padding:8px 23px;font-size:9px;color:var(--muted);border-bottom:1px solid var(--line)}.command-hint>span{display:flex;align-items:center;gap:8px}kbd{font:inherit}.cursor{width:5px;height:9px;background:#eaba00;animation:cursor-blink 1.1s steps(1) infinite}.config-panel{border-bottom:1px solid var(--line)}.config-panel summary{cursor:pointer;padding:11px 22px;font-size:10px;list-style:none;background:#f9fafb}.config-panel summary::-webkit-details-marker{display:none}.config-panel summary:before{content:'+';margin-right:12px;color:#a07800}.config-panel[open] summary:before{content:'−'}.config-panel summary>span{color:var(--muted);margin-left:12px;font-size:9px}.config-panel form{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;padding:19px 23px}.config-field{min-width:0}.config-field label,.field-label{display:block;font-size:10px;margin-bottom:9px}.input-wrap{display:flex;align-items:center;gap:8px;border:1px solid var(--line);padding:8px 10px;background:#fff}.input-wrap:focus-within{border-color:#b58c00}.input-wrap input{min-width:0;width:100%;border:0;padding:0;outline:none;background:transparent;font-size:13px}.input-wrap>span{font-size:10px;color:var(--muted)}input[type=number]{appearance:textfield;-moz-appearance:textfield}input::-webkit-inner-spin-button,input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.field-help{font-size:9px;margin:6px 0;color:var(--muted)}#volume-range{display:block;width:100%;margin-top:11px;accent-color:#eabc00;height:4px}.segmented{display:flex;gap:5px}.segmented button{width:50%;min-height:39px;background:#fff;border:1px solid var(--line);font-size:10px}.segmented button.is-active{background:var(--yellow);border-color:#e4b900}.config-actions{grid-column:1/-1;display:flex;align-items:center;flex-wrap:wrap;gap:10px}.config-actions>span{font-size:9px;color:var(--muted);margin-left:auto}.quote-strip{display:flex;align-items:center;gap:16px;flex-wrap:wrap;position:relative;padding:12px 22px;min-width:0}.quote-strip h2{font-size:9px;font-weight:400;color:var(--muted);margin:0;white-space:nowrap}.quote-strip button{display:flex;gap:15px;align-items:center;min-width:0;border:0;padding:0;background:transparent;font-size:10px;text-align:left}.mint-value{overflow-wrap:anywhere;min-width:0}.copy-label{white-space:nowrap;color:#8d6d00}#copy-status{font-size:9px;color:#7b5f00;flex-basis:100%}.site-footer{display:flex;justify-content:space-between;padding:18px 0;color:var(--muted);font-size:9px}.site-footer>span:first-child{display:flex;align-items:center;gap:8px}.site-footer i{width:5px;height:5px;background:#e4b600}.motion-paused *,.page-inactive *{animation-play-state:paused!important}@keyframes cursor-blink{50%{opacity:0}}@keyframes bars-glow{50%{opacity:.48}}
@media(min-width:1300px){.terminal-main{padding:27px 32px 20px}.terminal-view{min-height:310px}.diagram-pane{padding:28px 29px}.terminal-banner h1{font-size:48px}.terminal-description{font-size:13px}.terminal-kv{font-size:12px}.console-output{font-size:12px}.console-history{max-height:210px}.command-bar{min-height:68px}}
@media(max-width:900px){.app-shell{width:calc(100% - 30px)}.header-path{display:none}.site-header{height:65px}.session-layout{grid-template-columns:minmax(0,1fr) minmax(0,.85fr)}.terminal-main{padding:20px 18px}.diagram-pane{padding:18px 11px}.terminal-tabs button{padding-inline:11px;font-size:10px}.config-toggle{padding-inline:12px}.terminal-banner h1{font-size:32px}.terminal-banner p{font-size:9px;letter-spacing:1px}.terminal-description{font-size:11px}.terminal-kv{font-size:10px}.terminal-note{font-size:9px}.ascii-bars{font-size:11px;letter-spacing:.7px}.config-panel form{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.app-shell{width:calc(100% - 24px)}.site-header{gap:12px;height:62px}.brand{font-size:20px}.brand-mark{width:25px;height:25px;font-size:20px}.header-actions{gap:10px}.header-actions button{font-size:9px}.shell-titlebar{padding:9px 12px;font-size:9px;gap:6px}.shell-mode{font-size:8px}.shell-mode>span{padding:0 4px}.session-layout{display:flex;flex-direction:column}.terminal-main{padding:20px 17px 15px}.terminal-view{min-height:0}.terminal-banner h1{font-size:39px}.terminal-description{font-size:12px}.terminal-kv{font-size:11px}.terminal-note{font-size:10px}.console-history{max-height:200px;min-height:90px}.diagram-pane{border-left:0;border-top:1px solid var(--line);padding:18px 16px}.diagram-footnote{padding-top:10px}.pane-label{padding-bottom:12px}.terminal-tabs button{padding:11px 12px}.config-toggle{padding:0 10px;font-size:10px}.command-bar{flex-wrap:wrap;padding:11px 15px;gap:5px 10px}.command-bar label{font-size:11px}.command-bar input{font-size:16px;padding:4px 0;flex-basis:calc(100% - 175px)}.command-bar input::placeholder{font-size:10px}.command-bar button{margin-left:auto}.command-hint{padding-inline:15px;font-size:8px}.quote-strip{padding:13px 15px;gap:6px}.quote-strip button{font-size:9px;flex-basis:100%;justify-content:space-between}.site-footer{font-size:8px;gap:10px}.config-panel form{padding:17px 15px;gap:16px}.config-field label{font-size:9px;overflow-wrap:anywhere}.input-wrap{padding:8px}.config-actions>span{margin-left:0}.result-kv{font-size:11px}.proof-kv{font-size:10px}.terminal-banner p{font-size:10px}.terminal-kv>div{grid-template-columns:minmax(0,1fr) minmax(0,1.25fr)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
.qold-schema{--schema-gold:#ffd21c;--schema-gold-deep:#efbd00;--schema-ink:#2b2c2a;--schema-line:#bfc0b7;margin:0;border:1px solid #d6d5c8;background:#fff;color:var(--schema-ink);font-family:inherit;overflow:hidden}
.qold-schema-chrome{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:37px;padding:0 13px;border-bottom:1px solid #deded3;font-size:9px;letter-spacing:.12em}
.qold-schema-key{display:inline-flex;gap:8px;align-items:center;letter-spacing:.02em;font-size:9px;color:#51534c}
.qold-schema-key i{width:6px;height:6px;background:var(--schema-gold-deep);display:block}
.qold-schema-svg{display:block;width:100%;height:auto;max-height:370px;font-family:inherit;background:#fff}
.schema-grid{color:#595b50;opacity:.18}
.schema-corners{fill:none;stroke:#a4a79a;stroke-width:1}
.schema-crosshair{fill:none;stroke:#b5b7ad;stroke-width:1}
.schema-construction{fill:none;stroke:#d2d5ca;stroke-width:1}
.schema-construction path:nth-child(2){stroke:#92998c}
.schema-construction path:nth-child(3){opacity:.48;stroke-dasharray:2 5}
.schema-route{fill:none;stroke:#8e9788;stroke-width:1.1}
.schema-trace{fill:none;stroke:var(--schema-gold-deep);stroke-width:2.3;stroke-dasharray:21 240;stroke-linecap:butt;animation:qold-route-flow 5.4s linear infinite}
.schema-trace-b{animation-delay:-2.7s;stroke-dasharray:21 265}
.schema-trace-c{stroke-dasharray:9 98;animation-duration:3.3s;animation-delay:-.8s}
.schema-endpoints rect{fill:#fff;stroke:#d8dacd;stroke-width:1}
.schema-endpoints text{fill:#2d3326;font-size:8.5px;letter-spacing:.03em}
.schema-node{fill:var(--schema-gold);stroke:#b99b1b;stroke-width:.6;transform-box:fill-box;transform-origin:center;animation:qold-node-signal 3.8s ease-in-out infinite}
.schema-node-2{animation-delay:-.7s}.schema-node-3{animation-delay:-1.2s}.schema-node-4{animation-delay:-1.9s}.schema-node-5{animation-delay:-2.6s}.schema-node-6{animation-delay:-3.2s}
.schema-core-rail{fill:none;stroke:#c7ccbc;stroke-width:1;stroke-dasharray:2 3}
.schema-bullion-back{fill:#fff6a5;stroke:#b59e31;stroke-width:1}
.schema-bullion-main{fill:url(#qold-schema-gold);stroke:#988527;stroke-width:1}
.schema-bullion-top{fill:#ffec65;stroke:#b49b25;stroke-width:.8}
.schema-bullion-detail{fill:none;stroke:#7c681b;stroke-width:1}
.schema-core-baseline{fill:none;stroke:#7f8976;stroke-width:1}
.schema-core-tick{fill:var(--schema-gold);animation:qold-core-signal 3.8s ease-in-out infinite}
.schema-labels text{fill:#707769;font-size:8px;letter-spacing:.08em}
.schema-labels .schema-core-label{fill:#393a28;font-size:9px;letter-spacing:.15em;font-weight:600}
.schema-frame-meta text{fill:#636a5b;font-size:8px;letter-spacing:.1em}
.qold-schema figcaption{display:flex;gap:7px;align-items:center;border-top:1px solid #deded3;padding:10px 13px;font-size:9px;color:#5b5e52}
.schema-caption-dot{width:4px;height:4px;background:var(--schema-gold-deep);flex:none}
@keyframes qold-route-flow{to{stroke-dashoffset:-261}}
@keyframes qold-node-signal{0%,65%,100%{fill:#ffd21c;opacity:.9}35%{fill:#ffed70;opacity:1;transform:scale(1.27)}}
@keyframes qold-core-signal{0%,100%{opacity:.5}45%,65%{opacity:1}}
.motion-paused .qold-schema *,.page-inactive .qold-schema *{animation-play-state:paused!important}
@media(prefers-reduced-motion:reduce){.qold-schema *{animation:none!important}.schema-trace{stroke-dasharray:21 120}}
@media(max-width:480px){.qold-schema-chrome{font-size:8px;padding-inline:10px;gap:8px}.qold-schema-key{font-size:8px}.qold-schema figcaption{font-size:9px;padding-inline:10px}.schema-frame-meta text{font-size:9px}.schema-endpoints text{font-size:10px;letter-spacing:0}.schema-labels text{font-size:9px;letter-spacing:0}.schema-labels .schema-core-label{font-size:10px;letter-spacing:.07em}}

.qold-schema{border:0;background:transparent}.qold-schema-chrome{background:#fff;font-size:8px;padding-inline:5px}.qold-schema figcaption{font-size:9px;padding-inline:5px}.qold-schema-svg{max-height:none}.schema-grid{opacity:.17}.schema-labels .schema-core-label{fill:#3a3630}.schema-route{stroke:#abb1b5}.schema-node{stroke:#ba9500}.qold-schema-key{font-size:8px}.schema-bottom{background:#fff}.diagram-footnote{background:#fff}@media(max-width:900px) and (min-width:651px){.qold-schema-key{display:none}.qold-schema-svg{min-height:265px}.qold-schema-chrome{font-size:8px}.schema-labels text,.schema-frame-meta text{font-size:10px}.schema-endpoints text{font-size:10px}.qold-schema figcaption{font-size:8px}}
/* Approved QOLD_ wordmark and terminal social control. */
.brand{gap:0;letter-spacing:0;flex:none}.brand-wordmark{display:block;width:120px;height:36px;object-fit:contain}.header-actions{align-items:center;gap:18px}.header-actions .x-link{display:inline-flex;align-items:center;gap:8px;min-height:32px;border:1px solid var(--line);padding:5px 9px;text-decoration:none;font-size:10px;white-space:nowrap;background:#fff}.header-actions .x-link:hover{background:var(--yellow);border-color:#e4b900;color:var(--ink)}.x-link svg{display:block;flex:none}.site-header{gap:26px}@media(max-width:1100px){.header-path{font-size:9px}.header-actions{gap:12px}.site-header{gap:18px}}@media(max-width:650px){.brand-wordmark{width:100px;height:30px}.header-actions{gap:8px}.header-actions .x-link{width:30px;height:30px;padding:7px;justify-content:center}.x-link span{display:none}.site-header{gap:8px}.header-actions button{font-size:8px}}