@charset "UTF-8";
.base-legend{position:absolute;left:15px;top:13px;display:flex;gap:12px;flex-wrap:wrap;pointer-events:none;font:10px var(--mono);color:var(--muted)}.base-legend span{display:flex;align-items:center;gap:4px}.base-legend i{width:7px;height:7px;border-radius:50%;display:inline-block}
.note-ref{font-size:9px;vertical-align:super;margin-left:3px;font-weight:400;white-space:nowrap}.note-ref a{color:var(--accent);padding:3px 1px;text-decoration:none}.endnotes{margin:0 30px;border-top:1px solid var(--line);padding:40px 25px 30px;scroll-margin-top:20px}.endnote-heading{max-width:650px;margin-bottom:28px}.endnote-heading small{color:var(--accent)}.endnote-heading h2{font:30px Georgia,"Songti SC",serif;margin:8px 0}.endnote-heading p{font-size:12px;color:var(--muted)}.endnotes ol{columns:2;column-gap:55px;padding-left:25px;max-width:1250px}.endnotes li{break-inside:avoid;scroll-margin-top:30px;padding:0 0 17px 7px;color:var(--muted);font-size:11px}.endnotes li b{color:var(--ink);font-weight:550}.endnotes li p{margin:4px 0 0;line-height:1.85}.endnotes li:target{background:var(--soft);outline:1px solid var(--line)}.endnote-top{font-size:12px;color:var(--accent)}
#openPrinciple{display:block;width:100%;text-align:left;border-top:1px solid var(--line);padding:12px 0 0;color:var(--accent);font-size:12px;font-weight:550}
#principleExplorer{border-top:1px solid var(--line);scroll-margin-top:20px}.principle-heading{padding:28px 24px 22px;position:relative}.principle-heading>small{color:var(--accent)}.principle-heading h2{font:26px/1.5 Georgia,"Songti SC",serif;margin:8px 0}.principle-heading>p{font-size:12px;color:var(--muted);margin:8px 0}.principle-back{font-size:10px;color:var(--accent);display:inline-block;margin-top:8px}.principle-modes{display:flex;gap:7px;padding:0 24px 20px}.principle-modes button{font-size:11px;padding:8px 12px;border:1px solid var(--line)}.principle-modes .active{background:var(--soft);border-color:var(--accent)}
.principle-steps{display:flex;overflow:auto;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:0 20px;gap:15px}.principle-steps button{text-align:left;flex:1;white-space:nowrap;padding:14px 0;font-size:11px;border-top:2px solid transparent}.principle-steps button small{display:block;font-size:9px;color:var(--muted);margin-bottom:5px}.principle-steps button.active{border-color:var(--accent);color:var(--accent);font-weight:600}.principle-lesson{padding:22px 24px 15px;min-height:130px}.principle-lesson h3{font-size:17px}.principle-lesson p{font-size:12px;color:var(--muted);line-height:1.9;margin:8px 0 0}
.principle-scene{height:390px;position:relative;background:#eaf0e5;overflow:hidden}.principle-canvas{height:100%;width:100%}.principle-canvas canvas{display:block;touch-action:none}.principle-legend{position:absolute;bottom:12px;left:15px;font:9px var(--mono);color:var(--muted);pointer-events:none}.principle-fallback{position:absolute;inset:0;background:var(--surface);display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:25px;font-size:12px}.principle-fallback button{padding:8px 20px;border:1px solid var(--line)}
.principle-parts{display:flex;flex-wrap:wrap;gap:5px;padding:12px 20px;border-bottom:1px solid var(--line)}.principle-parts button{border:1px solid var(--line);font-size:10px;padding:7px 9px}.principle-parts button.active{background:var(--soft);border-color:var(--accent);color:var(--accent)}.principle-console{padding:16px 24px 24px}.principle-hint{font-size:11px;color:var(--accent);margin:0 0 20px}.principle-progress{font-size:11px}.principle-progress output{float:right;font-family:var(--mono);color:var(--accent)}.principle-actions{display:flex;flex-wrap:wrap;gap:7px;margin:15px 0}.principle-actions button,.principle-cycle button{font-size:10px;padding:7px 11px;border:1px solid var(--line);background:var(--surface);border-radius:2px}.principle-actions #prPlay{background:var(--accent);border-color:var(--accent);color:white}.principle-cycle{border-top:1px solid var(--line);padding-top:14px;display:flex;gap:8px;align-items:center}.principle-cycle b{font:11px var(--mono);margin-right:auto}.principle-fields{margin:16px 0;padding:12px;border:1px solid var(--line);font-size:11px;display:flex;gap:20px;flex-wrap:wrap}.principle-fields input{accent-color:var(--accent)}
.principle-readout{padding:18px;background:var(--soft);border-left:2px solid var(--accent);margin-top:17px;min-height:118px}.principle-readout>small{display:block;color:var(--accent);font-size:9px}.principle-readout>strong{display:block;font-size:17px;font-weight:500;margin:6px 0}.principle-readout>span{display:block;font-size:11px;color:var(--muted)}.read-sequences{display:grid;grid-template-columns:1fr 1fr;gap:6px 20px;margin:10px 0}.read-sequences span{display:flex;justify-content:space-between;gap:12px;font-size:10px}.read-sequences b{font:13px var(--mono);letter-spacing:.17em}.read-sequences em{font-style:normal;opacity:.4}.context-tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.context-tags span{font-size:10px;padding:3px 7px;border:1px solid var(--line);background:var(--surface)}.context-tags .missing{color:var(--orange);border-style:dashed}.principle-reading{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);gap:25px;padding:24px}.principle-reading h3{font-size:13px}.principle-reading p{font-size:11px;color:var(--muted);line-height:1.85;margin-bottom:0}
@media(max-width:650px){.endnotes{margin:0 12px;padding:28px 10px}.endnotes ol{columns:1}.principle-heading{padding:25px 18px 20px}.principle-heading h2{font-size:23px}.principle-lesson,.principle-console{padding-left:18px;padding-right:18px}.principle-scene{height:315px}.principle-reading{grid-template-columns:1fr;gap:14px;padding:20px 18px}.principle-parts{padding:10px}.principle-parts button{font-size:9px;padding:7px}.principle-modes{padding-left:18px;padding-right:18px;flex-wrap:wrap}.principle-cycle{flex-wrap:wrap}.principle-actions button{font-size:10px}.read-sequences{gap:7px 12px}.read-sequences b{letter-spacing:.1em}}
:root{--bg:#f3f3ed;--surface:#fafaf6;--ink:#23332f;--muted:#64716b;--line:#d9dfd5;--accent:#20705e;--soft:#e5eee5;--white:#fff;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--orange:#ab622d;--shadow:0 16px 48px #20362a12;color-scheme:light}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:14px;line-height:1.65}button,input,a{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}a{color:inherit;text-decoration:none}small,.eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:.06em}button:disabled{opacity:.4;cursor:default}[hidden]{display:none!important}
header{height:67px;display:flex;justify-content:space-between;align-items:center;padding:0 30px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:10px;align-items:center;font-size:17px}.brand svg{color:var(--accent)}.brand span{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--muted);margin-left:10px}header nav{display:flex;align-items:center;gap:24px;font-size:12px}header nav button{width:30px;height:30px;border:1px solid var(--line);border-radius:50%}.heading{padding:26px 30px 25px;display:flex;justify-content:space-between;align-items:center;gap:24px}.eyebrow{color:var(--accent);font-size:10px;letter-spacing:.14em}h1{font:500 34px/1.3 Georgia,"Songti SC","SimSun",serif;letter-spacing:-.02em;margin:8px 0}h1 span{font-family:inherit;font-size:27px;margin-left:25px;font-weight:400}.heading p{margin:7px 0 0;color:var(--muted);font-size:12px}.edition{font-size:12px;white-space:nowrap}.edition small{display:block;margin-top:8px;color:var(--muted)}.status{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-right:8px}
.workspace{display:grid;grid-template-columns:185px minmax(0,1fr) 325px;border-top:1px solid var(--line);margin:0 30px;border-left:1px solid var(--line);border-right:1px solid var(--line);align-items:start}.directory{padding:20px 12px;position:sticky;top:0;min-width:0}.rail-heading{font-size:11px;display:flex;justify-content:space-between;margin:0 8px 22px;color:var(--muted)}.sector{display:flex;text-align:left;width:100%;gap:12px;padding:14px 10px;margin:2px 0;border:1px solid transparent;border-radius:4px;align-items:center}.sector:hover{background:var(--soft)}.sector.active{background:var(--surface);border-color:var(--line);box-shadow:0 2px 4px #273f2710}.sector .number{font:11px var(--mono);color:var(--muted);width:17px}.sector strong{font-size:12px;display:block;font-weight:550}.sector small{font-size:9px;letter-spacing:0;color:var(--muted);display:block;margin-top:3px}.sector .dot{margin-left:auto;flex-shrink:0;width:5px;height:5px;border-radius:50%;background:var(--sector)}.compare{margin:24px 8px 0;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);width:calc(100% - 16px);text-align:left;font-size:11px}.compare span{float:right}.rail-note{padding:30px 8px;color:var(--muted)}.rail-note b{font-size:10px;color:var(--accent)}.rail-note p{font-family:Georgia,"Songti SC",serif;font-size:19px;line-height:1.8}.rail-note small{font:10px/1.8 inherit}
.visual{border-left:1px solid var(--line);border-right:1px solid var(--line);background:var(--surface);min-width:0}.viewbar{height:61px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:0 21px}.segmented{display:flex;padding:3px;background:var(--bg);border:1px solid var(--line);border-radius:5px}.segmented button{font-size:11px;padding:6px 12px;border-radius:3px}.segmented .active{background:var(--white);box-shadow:0 1px 4px #0001;color:var(--accent);font-weight:600}#tour{font-size:11px}#tour span{margin-left:12px;color:var(--accent)}#sceneWrap{height:535px;position:relative;overflow:hidden;background:#edf0e7}#canvasHost{position:absolute;inset:0}#canvasHost canvas{display:block;touch-action:none}.scene-heading{position:absolute;top:22px;left:24px;z-index:2;pointer-events:none;max-width:85%}.scene-heading small{color:#467568;font-size:9px}.scene-heading h2{font:400 22px/1.4 Georgia,"Songti SC",serif;margin:6px 0}.scene-heading p{font-size:10px;margin:0;color:var(--muted)}#labels{position:absolute;inset:0;pointer-events:none}.model-label{position:absolute;transform:translate(-50%,-50%);font-size:10px;line-height:1.2;background:var(--surface);border:1px solid var(--line);padding:8px 10px;border-radius:3px;white-space:nowrap;pointer-events:auto;box-shadow:0 3px 10px #162f1512;z-index:2}.model-label i{display:inline-block;width:5px;height:5px;background:var(--s);border-radius:50%;margin-right:5px}.model-label.active{border-color:var(--accent);color:var(--accent);font-weight:600}.model-label small{font-size:9px;opacity:.6;margin-left:6px}.scene-tools{position:absolute;bottom:70px;right:18px;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:5px;z-index:3;box-shadow:var(--shadow)}.scene-tools button{width:33px;height:33px;border-bottom:1px solid var(--line);font:16px var(--mono)}.scene-tools button:last-child{border:0;font-size:11px}.scene-tools button:hover{background:var(--soft)}.scene-bottom{position:absolute;bottom:0;left:0;right:0;min-height:48px;display:flex;align-items:center;justify-content:space-between;padding:9px 18px;border-top:1px solid #64705f22;gap:10px;background:var(--surface);z-index:3}.scene-bottom>span{font-size:9px;color:var(--muted)}#enter{white-space:nowrap;color:var(--accent);font-weight:600;font-size:11px}.stepper{display:grid;grid-template-columns:repeat(var(--step-count,4),minmax(0,1fr));border-top:1px solid var(--line);padding:0 20px;gap:10px}.stepper button{text-align:left;padding:14px 0 10px;font-size:11px;border-top:2px solid transparent}.stepper button.active{border-color:var(--accent);color:var(--accent);font-weight:600}.stepper small{display:block;margin-bottom:5px;font-size:9px;color:var(--muted)}.stage-note{display:flex;gap:14px;padding:6px 20px 18px;align-items:baseline;min-height:64px}.stage-note small{white-space:nowrap;color:var(--accent);font-size:9px}.stage-note p{font-size:11px;color:var(--muted);margin:0}.simulator{border-top:1px solid var(--line);padding:22px 24px}.sim-heading{display:flex;justify-content:space-between;gap:12px;align-items:center}.sim-heading small{font-size:9px;color:var(--accent)}h3{font-size:15px;margin:4px 0 0;font-weight:550}.assumption{font-size:9px;color:var(--orange);border:1px solid #b2865d55;padding:4px 7px;white-space:nowrap}.sim-controls{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:22px 0 15px;font-size:11px}.sim-controls output{float:right;font-family:var(--mono);font-weight:600;color:var(--accent)}input[type=range]{display:block;width:100%;margin:10px 0;height:20px;accent-color:var(--accent);cursor:pointer}.flow-output{display:flex;justify-content:space-between;align-items:center;gap:12px}.flow-output>div{display:grid;grid-template-columns:auto auto;align-items:baseline;gap:0 8px}.flow-output span{font-size:10px;color:var(--muted);grid-column:span 2}.flow-output b{font:28px var(--mono);font-weight:400}.flow-output small{font-size:9px;color:var(--muted)}.flow-output i{font-style:normal;color:#98a399}.sim-meter{height:3px;background:var(--line);margin:17px 0 9px}.sim-meter span{display:block;width:50%;height:100%;background:var(--accent);transition:width .3s}#simNote{font-size:11px;margin:0;color:var(--muted);min-height:37px}details{font-size:10px;color:var(--muted);margin-top:15px}summary{cursor:pointer}details p{line-height:1.9}
.panel{padding:24px 22px;background:var(--bg);min-width:0}.panel-top small{color:var(--accent);font-size:9px}.panel-top h2{font-size:25px;font-weight:500;margin:12px 0 10px;letter-spacing:-.04em}.panel-top p{font-size:12px;color:var(--muted);line-height:1.8;margin:0 0 23px}.tabs{display:flex;gap:20px;border-bottom:1px solid var(--line);margin-bottom:23px}.tabs button{font-size:11px;padding:10px 0;border-bottom:2px solid transparent}.tabs button.active{border-color:var(--accent);color:var(--accent);font-weight:600}.panel-section{margin-bottom:25px}.panel-section>small{font-size:9px;letter-spacing:.04em;color:var(--accent);display:block;margin-bottom:9px}.panel-section h3{font-size:14px;margin:0 0 8px}.panel-section p{font-size:12px;line-height:1.85;margin:0;color:var(--muted)}.insight{border-left:2px solid var(--accent);padding:13px 15px;background:var(--soft);font-size:12px;margin:23px 0;line-height:1.85}.panel-section ul{padding-left:16px;margin:0;color:var(--muted);font-size:12px}.panel-section li{margin:7px 0}.fact-pair{display:grid;grid-template-columns:67px 1fr;gap:15px;font-size:11px;padding:11px 0;border-bottom:1px solid var(--line)}.fact-pair span{color:var(--muted)}.fact-pair b{font-weight:450}.source{display:block;border-top:1px solid var(--line);padding:12px 0;font-size:11px;color:var(--accent)}.source small{display:block;color:var(--muted);font:10px/1.7 inherit;margin-top:5px}.ticker{display:inline-block;padding:4px 8px;border:1px solid var(--line);font-size:11px;margin:5px 5px 0 0}.ticker.link:hover{border-color:var(--accent)}.layer-stack{display:grid;gap:7px}.layer-card{padding:10px 11px;border:1px solid var(--line);text-align:left;background:var(--surface)}.layer-card:hover,.layer-card.active{border-color:var(--accent);background:var(--soft)}.layer-card b{display:flex;align-items:baseline;gap:8px;font-size:12px}.layer-card b i,.exposure-row button i{font:9px var(--mono);color:var(--accent)}.layer-card b em{margin-left:auto;color:var(--muted);font-size:10px;font-style:normal;font-weight:400}.layer-card p{font-size:10px;margin:6px 0!important;line-height:1.65}.layer-card>div{display:flex;justify-content:space-between;font-size:9px;color:var(--muted)}.layer-card strong{color:var(--accent);font-weight:550}.exposure-row{border-top:1px solid var(--line);padding:12px 0}.exposure-row>button{width:100%;display:grid;grid-template-columns:25px auto 1fr;gap:6px;text-align:left;align-items:baseline}.exposure-row>button b{font-size:12px}.exposure-row>button span{text-align:right;font-size:9px;color:var(--muted)}.mapping-note{font-size:10px!important;margin-top:14px!important}.deep-link{display:block;margin-top:28px;border:1px solid var(--line);padding:13px 15px;font-size:12px;font-weight:550}.deep-link span{float:right}.deep-link small{display:block;color:var(--muted);font:10px/1.8 inherit;margin-top:8px}footer{padding:18px 30px;display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:10px}footer span:last-child{font:9px var(--mono)}#loader,#fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:var(--surface);z-index:4;gap:12px;font-size:12px}#fallback{flex-direction:column;padding:60px;text-align:center}#fallback p{max-width:300px;font-size:12px;color:var(--muted)}#retry{border:1px solid var(--line);padding:8px 20px}.loading-dot{width:10px;height:10px;background:var(--accent);border-radius:50%;animation:pulse 1s infinite alternate}@keyframes pulse{to{opacity:.2;transform:scale(.6)}}.skip{position:fixed;left:12px;top:-90px;background:var(--surface);padding:12px;z-index:100}.skip:focus{top:12px}
dialog{border:1px solid var(--line);background:var(--surface);color:var(--ink);max-width:850px;width:calc(100% - 40px);max-height:85dvh;padding:25px 30px;box-shadow:var(--shadow);border-radius:8px}dialog::backdrop{background:#122c24aa;backdrop-filter:blur(4px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:12px}.dialog-top button{font-size:24px}#dialogBody h2{font:28px Georgia,"Songti SC",serif}#dialogBody p{font-size:13px;color:var(--muted)}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px;min-width:560px}th,td{padding:12px;text-align:left;border-bottom:1px solid var(--line)}th{font-size:10px;color:var(--muted);font-weight:500}td:first-child{color:var(--accent)}.dialog-action{padding:10px 20px;background:var(--accent);color:var(--white);border-radius:3px;margin-top:15px}
body.dark{--bg:#172520;--surface:#1d2e27;--ink:#e2e9dd;--muted:#abb9ac;--line:#3b4b3f;--accent:#8bbd99;--soft:#283e30;--white:#293d32;--orange:#e4b077;color-scheme:dark}body.dark #sceneWrap{background:#1e3028}body.dark .scene-heading small{color:var(--accent)}
@media(min-width:1650px){.workspace{grid-template-columns:220px minmax(0,1fr) 370px}#sceneWrap{height:610px}.panel{padding:26px 28px}.panel-top h2{font-size:28px}.panel-section p{font-size:13px}.sector strong{font-size:13px}}
@media(max-width:1180px){header{padding:0 18px}.heading{padding:22px 18px}.workspace{margin:0 18px;grid-template-columns:155px minmax(0,1fr) 280px}.panel{padding:22px 17px}.directory{padding:20px 7px}.sector{gap:7px;padding:13px 5px}.sector strong{font-size:11px}.heading h1{font-size:29px}.heading h1 span{font-size:23px;margin-left:16px}.edition{display:none}.scene-heading h2{font-size:18px}.sim-heading{display:block}.assumption{display:inline-block;margin-top:8px}.flow-output>div{display:block}.flow-output span,.flow-output small{display:block}.flow-output b{font-size:25px}.scene-bottom>span{max-width:52%}.tabs{gap:15px}}
@media(max-width:950px){.workspace{grid-template-columns:155px minmax(0,1fr)}.panel{grid-column:1/-1;border-top:1px solid var(--line);display:grid;grid-template-columns:240px 1fr;gap:0 25px}.panel-top{grid-row:1/3}.tabs{grid-column:2}.deep-link{grid-column:1;grid-row:3}.panelBody{grid-column:2}.rail-note{position:static}#sceneWrap{height:510px}}
@media(max-width:640px){header{height:58px;padding:0 15px}.brand{font-size:15px;gap:7px}.brand span{display:none}header nav{gap:12px}header nav a{font-size:10px}header nav a:first-child{display:none}header nav button{width:28px;height:28px}.heading{padding:22px 17px 20px}.heading h1{font-size:30px}.heading h1 span{display:block;margin:5px 0 0;font-size:22px}.heading p{max-width:310px;line-height:1.85;font-size:11px}.eyebrow{font-size:8px}.workspace{display:block;margin:0 12px}.directory{padding:0 8px;position:static}.rail-heading,.rail-note{display:none}#sectorList{display:flex;overflow:auto;gap:5px;padding:10px 0;scrollbar-width:thin}.sector{width:auto;flex-shrink:0;padding:10px;gap:6px;margin:0}.sector small,.sector .dot{display:none}.sector strong{font-size:11px}.sector .number{font-size:9px;width:auto}.compare{display:block;margin:0 0 8px;padding:8px 4px;width:100%;font-size:10px;border-top:0}.visual{border-left:0;border-right:0}.viewbar{height:53px;padding:0 13px}#sceneWrap{height:420px}.scene-heading{top:17px;left:17px;max-width:91%}.scene-heading h2{font-size:18px}.scene-heading p{font-size:9px}.scene-heading small{font-size:8px}.model-label{font-size:9px;padding:7px 6px}.model-label small{display:none}.scene-tools{right:10px;bottom:66px}.scene-tools button{width:30px;height:30px}.scene-bottom{padding:9px 12px}.scene-bottom>span{font-size:8px;max-width:48%}#enter{font-size:10px}.stepper{padding:0 15px;gap:7px;grid-template-columns:repeat(var(--step-count,4),minmax(88px,1fr));overflow-x:auto}.stepper button{font-size:10px}.stage-note{padding:5px 15px 18px;gap:10px}.stage-note p{font-size:10px}.simulator{padding:20px 16px}.sim-heading h3{font-size:14px}.sim-controls{gap:20px}.sim-controls label{font-size:10px}.flow-output small{font-size:8px}.panel{display:block;padding:25px 20px}.panel-top h2{font-size:26px}.panel-top p{font-size:12px}.tabs{gap:28px}.panel-section p{font-size:13px}.layer-card p{font-size:11px}.exposure-row>button{grid-template-columns:22px auto}.exposure-row>button span{grid-column:2;text-align:left}.deep-link{margin-top:20px}footer{padding:17px;display:block;font-size:9px}footer span{display:block;margin-top:7px}dialog{padding:18px;width:calc(100% - 24px)}#dialogBody h2{font-size:24px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}
@media(min-width:641px) and (max-width:950px){#panelBody{grid-column:2;grid-row:2/4}}
.company-shelf{padding:15px 20px 17px;border-bottom:1px solid var(--line);background:var(--bg)}.company-caption{display:flex;justify-content:space-between;gap:10px;margin-bottom:12px;font-size:12px}.company-caption b{font-weight:550}.company-caption span{font-size:11px;color:var(--muted)}#companyList{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}#companyList button{text-align:left;border:1px solid var(--line);padding:10px 9px;background:var(--surface);border-radius:4px;min-height:59px}#companyList button:hover,#companyList button.active{border-color:var(--company);background:var(--soft)}#companyList b{font:600 13px var(--mono);display:block;color:var(--company)}#companyList span{display:block;font-size:11px;margin-top:6px;color:var(--muted)}.inline-cite{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.company-mode .stage-note p{font-size:13px;line-height:1.9}.company-mode .stepper button{font-size:12px}.company-mode .scene-heading h2{font-size:21px}.company-mode .source{font-size:12px}.company-mode .source small{font-size:12px}.company-mode .model-label{font-size:11px}.company-mode .panel-top small{font-size:11px}.company-mode .panel-section>small{font-size:10px}
@media(max-width:1180px){.company-caption{display:block}.company-caption span{display:block;margin-top:5px}#companyList{overflow-x:auto;grid-template-columns:repeat(5,minmax(91px,1fr))}.company-mode .scene-heading h2{font-size:18px}}
@media(max-width:640px){.company-shelf{padding:13px 14px}#companyList span{font-size:12px}.company-mode .stage-note p{font-size:13px}.company-mode .model-label{font-size:10px}.company-mode .stepper{grid-template-columns:repeat(5,minmax(104px,1fr))}.company-mode .scene-heading h2{font-size:19px}}
.company-mode .workspace{grid-template-columns:minmax(0,1fr) 340px}.company-mode .directory{display:none}.company-mode #sceneWrap{height:590px}.company-mode .visual{border-left:0}
#factoryBar{padding:13px 20px 10px;border-bottom:1px solid var(--line);background:var(--surface)}.factory-controls{display:flex;gap:7px;flex-wrap:wrap}.factory-controls button,.station-nav button,.component-caption button{border:1px solid var(--line);padding:8px 12px;border-radius:3px;font-size:12px}.factory-controls button.active,.factory-controls button[aria-pressed=true],.component-caption button.active{background:var(--soft);color:var(--accent);border-color:var(--accent)}#factoryFlow{font-size:12px;color:var(--muted);margin:11px 0 0;line-height:1.7}
#stationCard{padding:22px;border-top:1px solid var(--line)}.station-heading{display:flex;gap:15px;align-items:center;justify-content:space-between}.station-heading small{font-size:10px;color:var(--accent)}.station-heading h3{font-size:22px;margin-top:7px}.station-nav{display:flex;gap:5px;flex-shrink:0}.station-nav button:disabled{opacity:.35;cursor:not-allowed}.station-io{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:22px;padding:22px 0;border-bottom:1px solid var(--line)}.station-io small{font-size:11px;color:var(--accent)}.station-io p{font-size:13px;line-height:1.8;margin:7px 0}.component-caption{display:flex;align-items:center;justify-content:space-between;margin:18px 0 12px;font-size:12px;color:var(--muted)}.component-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.component-list button{text-align:left;padding:15px;border:1px solid var(--line);background:var(--bg);border-radius:4px}.component-list button.active{border-color:var(--accent);background:var(--soft)}.component-list small{font-size:10px;color:var(--accent)}.component-list b{display:block;margin:7px 0;font-size:13px}.component-list span{font-size:12px;line-height:1.75;color:var(--muted)}
#openFep{display:block;margin-top:12px;padding:10px 14px;border:1px solid var(--accent);color:var(--accent);background:var(--soft);font-size:13px;text-align:left}
#fepExplorer{border-top:2px solid var(--accent);background:var(--surface);scroll-margin-top:16px}
.fep-heading{padding:26px 24px;display:flex;justify-content:space-between;align-items:center;gap:20px}.fep-heading small{font-size:11px;color:var(--accent)}.fep-heading h2{font-size:26px;font-weight:500;line-height:1.45;margin:8px 0}.fep-heading p{font-size:12px;color:var(--muted);margin:5px 0}.fep-heading>a{font-size:12px;color:var(--accent);white-space:nowrap}
.fep-chapters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:0 24px;gap:12px;border-bottom:1px solid var(--line)}.fep-chapters button{font-size:13px;text-align:left;border-bottom:2px solid transparent;padding:14px 0}.fep-chapters button small{display:block;color:var(--muted);font-size:11px}.fep-chapters button.active{border-color:var(--accent);color:var(--accent);font-weight:600}
#fepLesson{padding:22px 24px;min-height:155px}#fepLesson h3{font-size:19px;margin:0 0 10px}#fepLesson p,.fep-subheading p,.fep-limits p{font-size:13px;line-height:1.9;margin:0;color:var(--muted)}#fepExplorer a:not(#fepBack){color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.fep-worlds{position:relative;display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0}.fep-worlds canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.fep-pane{height:370px;position:relative;z-index:1;touch-action:none;min-width:0;cursor:grab}.fep-pane:first-of-type{border-right:1px solid var(--line)}.fep-world-label{position:absolute;left:18px;top:16px;pointer-events:none;color:#233f38}.fep-world-label b{display:block;font-size:15px}.fep-world-label span{display:block;font:11px var(--mono);margin-top:6px}.fep-model-hint{position:absolute;bottom:12px;left:18px;font-size:11px;pointer-events:none;color:#4b6b64}body.dark .fep-world-label,body.dark .fep-model-hint{color:#d2e7da}
#fepFallback{position:absolute;inset:0;z-index:3;background:var(--surface);padding:40px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:15px}#fepFallback button{border:1px solid var(--accent);padding:10px}
.fep-legend{display:flex;flex-wrap:wrap;gap:10px 18px;padding:14px 24px;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}.fep-legend i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px}
.fep-controls{padding:22px 24px}.fep-controls label{display:block;font-size:14px;font-weight:600}.fep-controls output{float:right;font:13px var(--mono);color:var(--accent)}.fep-window-row{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.fep-window-row button,.fep-actions button,.fep-case-buttons button{border:1px solid var(--line);font-size:12px;padding:9px 10px;border-radius:3px}.fep-window-row button.active,.fep-actions button[aria-pressed=true],.fep-case-buttons button.active{border-color:var(--accent);background:var(--soft);color:var(--accent)}.fep-micro{font-size:11px;line-height:1.8;color:var(--muted);margin:10px 0 16px}.fep-actions{display:flex;gap:7px;flex-wrap:wrap}#fepState{font-size:12px;line-height:1.8;color:var(--muted);min-height:42px;margin:14px 0 0}
.fep-cycle,.fep-example,.fep-limits{padding:24px;border-top:1px solid var(--line)}.fep-subheading h3,.fep-example h3,.fep-limits h3{font-size:19px;margin:7px 0 12px}.fep-subheading small,.fep-example>small{font-size:11px;color:var(--accent)}.fep-cycle-grid{display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:15px 10px;align-items:center;text-align:center;margin:25px 0}.fep-cycle-grid>b{background:var(--soft);border:1px solid var(--line);padding:17px 8px;font-size:14px;font-weight:500}.fep-cycle-grid>span{font-size:12px;color:var(--accent)}.fep-cycle-grid small{font-size:10px;color:var(--muted)}.fep-equation{padding:20px;background:var(--bg);font:15px/2.2 var(--mono);overflow-wrap:anywhere}.fep-equation strong{color:var(--accent);font-weight:600}
.fep-case-buttons{display:flex;gap:8px;flex-wrap:wrap}#fepArithmetic{display:grid;grid-template-columns:1fr 20px 1fr 20px 1fr;gap:10px;align-items:center;padding:24px 0 0}#fepArithmetic div>span{display:block;font-size:12px;color:var(--muted)}#fepArithmetic b{font:32px var(--mono);display:block;margin:6px 0}#fepArithmetic>span{font-size:20px;color:var(--muted)}#fepArithmetic>p{grid-column:1/-1;font-size:14px;color:var(--accent);margin:0}.fep-example>p{font-size:11px;line-height:1.85;color:var(--muted)}.fep-limit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:23px}.fep-limit-grid b{font-size:13px}.fep-limit-grid p{font-size:12px;margin-top:6px}.fep-limits details{border-top:1px solid var(--line);padding-top:18px;font-size:12px}.fep-limits details p{margin:12px 0;font-size:12px;overflow-wrap:anywhere}
@media(max-width:1180px){.fep-pane{height:300px}.fep-heading{display:block}.fep-heading>a{display:inline-block;margin-top:10px}}
@media(max-width:640px){.fep-heading,#fepLesson,.fep-controls,.fep-cycle,.fep-example,.fep-limits{padding:20px 16px}.fep-heading h2{font-size:23px}.fep-chapters{padding:0 16px;gap:10px;grid-template-columns:repeat(4,minmax(100px,1fr));overflow-x:auto}.fep-chapters button{font-size:12px}.fep-worlds{grid-template-columns:1fr}.fep-pane{height:310px}.fep-pane:first-of-type{border-right:0;border-bottom:1px solid var(--line)}.fep-legend{padding:12px 16px;font-size:11px}.fep-window-row{gap:4px}.fep-window-row button{font-size:10px;padding:10px 2px}.fep-equation{padding:12px;font-size:12px}.fep-cycle-grid{gap:14px 5px}.fep-cycle-grid b{font-size:12px}.fep-cycle-grid span{font-size:10px}.fep-cycle-grid small{font-size:9px}.fep-limit-grid{grid-template-columns:1fr;gap:15px}.fep-controls output{font-size:11px}.fep-actions button{font-size:12px}#fepArithmetic{gap:6px}#fepArithmetic b{font-size:28px}}
@media(min-width:1650px){.company-mode #sceneWrap{height:660px}.company-mode .workspace{grid-template-columns:minmax(0,1fr) 370px}}
@media(max-width:950px){.company-mode .workspace{grid-template-columns:1fr}.company-mode .panel{grid-column:1}.company-mode #sceneWrap{height:550px}}
@media(max-width:640px){.company-mode #sceneWrap{height:470px}#factoryBar{padding:12px 14px}.factory-controls{gap:6px}.factory-controls button{font-size:12px;padding:8px}.station-heading{display:block}.station-nav{margin-top:12px}#stationCard{padding:20px 16px}.station-io{grid-template-columns:1fr;gap:10px;padding:17px 0}.station-io p{margin:3px 0}.component-list{grid-template-columns:1fr}.component-list button{padding:12px}.component-list b{display:inline;margin:0 10px}.component-list span{display:block;margin-top:7px}.company-mode .scene-heading h2{font-size:20px}.company-mode .model-label{font-size:10px}}

/* ---- structure revision 2026-09: reading route, framework, analysis, matrix ---- */
.route{display:grid;grid-template-columns:repeat(4,1fr);margin:0 30px;border:1px solid var(--line);border-bottom:0;background:var(--surface)}
.route a{padding:16px 20px;border-right:1px solid var(--line);display:block;min-width:0}.route a:last-child{border-right:0}.route a:hover{background:var(--soft)}
.route small{display:block;color:var(--accent);font-size:9px}.route b{display:block;font-size:14px;font-weight:600;margin:5px 0 3px}.route span{display:block;font-size:11px;color:var(--muted);line-height:1.6}
.framework{margin:0 30px;border:1px solid var(--line);border-bottom:0;padding:30px 28px 26px;background:var(--bg);scroll-margin-top:16px}
.fw-head{max-width:820px}.fw-head small{color:var(--accent)}.fw-head h2{font:24px/1.5 Georgia,"Songti SC",serif;margin:8px 0 10px}.fw-head p{font-size:12px;color:var(--muted);margin:0;line-height:1.85}
.fw-vars{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0 18px}
.fw-var{border:1px solid var(--line);background:var(--surface);padding:16px 18px}.fw-var small{color:var(--accent)}.fw-var b{display:block;font-size:15px;margin:6px 0 6px}.fw-var p{font-size:12px;color:var(--muted);margin:0;line-height:1.8}
.fw-infer{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fw-infer>div{border-left:2px solid var(--accent);background:var(--soft);padding:13px 16px}.fw-infer small{color:var(--accent)}.fw-infer p{font-size:12.5px;margin:5px 0 0;line-height:1.8}
.fw-ranks{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}.fw-ranks small{color:var(--muted)}.fw-ranks p{font:12.5px var(--mono);margin:6px 0 0;line-height:1.75;letter-spacing:0}
.fw-mismatch{grid-column:1/-1}.fw-mismatch p{font:12px/1.85 inherit;color:var(--muted);max-width:980px}
.sector .score-chip{margin-left:auto;flex-shrink:0;font:11px var(--mono);color:var(--sector);border:1px solid var(--sector);border-radius:3px;min-width:26px;text-align:center;padding:2px 0;font-style:normal}
.rail-heading small{white-space:normal;text-align:right;max-width:110px;line-height:1.5}
.compare{display:block;color:var(--accent)}
#companyList button small{display:block;font-size:9px;letter-spacing:0;color:var(--muted);margin-top:4px}
.scores{margin:4px 0 8px}.score{display:grid;grid-template-columns:62px 1fr 18px;gap:4px 10px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:11px}
.score span{color:var(--muted)}.score .bar{display:block;height:6px;background:var(--soft);border-radius:3px;overflow:hidden}.score .bar b{display:block;height:100%;background:var(--accent);border-radius:3px}.score em{font:12px var(--mono);font-style:normal;text-align:right}
.score small{grid-column:1/-1;font:10px/1.6 inherit;color:var(--muted);letter-spacing:0}
.score-total{display:flex;justify-content:space-between;padding:9px 0 0;font-size:11px}.score-total span{color:var(--muted)}.score-total strong{font:13px var(--mono);font-weight:600}
.scores.compact .score{padding:6px 0}
.winners{display:flex;flex-wrap:wrap;gap:6px}
.winner{display:inline-flex;flex-direction:column;border:1px solid var(--line);padding:7px 10px;background:var(--surface);min-width:0;max-width:100%}.winner b{font:12px var(--mono);font-weight:600}.winner span{font-size:10px;color:var(--muted);margin-top:2px}.winner.link:hover{border-color:var(--accent)}
.analysis{margin:0 30px;border:1px solid var(--line);border-top:0;padding:34px 28px 30px;background:var(--surface);scroll-margin-top:16px}
.an-head{max-width:900px;border-left:3px solid var(--sector,var(--accent));padding-left:18px}.an-head small{color:var(--accent)}.an-head h2{font:26px/1.5 Georgia,"Songti SC",serif;margin:8px 0 10px}.an-head p{font-size:12.5px;color:var(--muted);margin:0;line-height:1.85}
.an-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.an-card{border:1px solid var(--line);padding:18px 20px;background:var(--bg);min-width:0}.an-card>small{display:block;color:var(--accent);margin-bottom:8px}.an-card>small+p+small{margin-top:16px}.an-card p{font-size:12.5px;line-height:1.85;color:var(--ink);margin:0}.an-card p+small{margin-top:16px}
.an-card.check{grid-column:1/-1;border-left:2px solid var(--accent);background:var(--soft)}.an-card.check p{max-width:980px}
.an-card ol{margin:0 0 4px;padding-left:18px;font-size:12.5px;line-height:1.8}.an-card ol li{margin:4px 0}
.an-card.facts .fact{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:12px}.an-card.facts .fact span{color:var(--muted)}.an-card.facts .fact b{font-weight:500}.an-card.facts .fact:last-child{border-bottom:0}
.an-foot{display:flex;gap:28px;margin-top:22px;flex-wrap:wrap}.an-foot .source{border-top:0;padding:6px 0}
.layer-map{margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}.layer-map>small{display:block;color:var(--accent);margin-bottom:12px}
.layer-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.layer-col{text-align:left;border:1px solid var(--line);background:var(--bg);padding:12px 12px 10px;display:flex;flex-direction:column;gap:5px;min-width:0}.layer-col:hover{border-color:var(--accent)}
.layer-col i{font:10px var(--mono);font-style:normal;color:var(--muted)}.layer-col b{font-size:13px}.layer-col span{font-size:10px;color:var(--muted);line-height:1.6}.layer-col div{margin-top:6px;display:flex;flex-direction:column;gap:4px}
.layer-col em{font:11px var(--mono);font-style:normal;font-weight:600;color:var(--accent);border-top:1px solid var(--line);padding-top:5px}.layer-col em small{display:block;font:9px inherit;color:var(--muted);letter-spacing:0;font-weight:400}.layer-col em.none{color:var(--line)}
.matrix{margin:0 30px;border:1px solid var(--line);border-top:0;padding:34px 28px 30px;scroll-margin-top:16px}
.mx-head{max-width:820px;margin-bottom:20px}.mx-head small{color:var(--accent)}.mx-head h2{font:24px/1.5 Georgia,"Songti SC",serif;margin:8px 0 8px}.mx-head p{font-size:12px;color:var(--muted);margin:0}
.matrix table{width:100%;border-collapse:collapse;font-size:11.5px;min-width:980px}.matrix th{text-align:left;font:10px var(--mono);color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
.matrix td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.65;color:var(--muted)}.matrix td b{color:var(--ink);font-weight:600;white-space:nowrap}.matrix td.num{font:12px var(--mono);text-align:center;color:var(--ink)}.matrix td.total{font-weight:700;color:var(--accent)}
.matrix tbody tr{cursor:pointer}.matrix tbody tr:hover{background:var(--soft)}.matrix tr.current{background:var(--surface);box-shadow:inset 3px 0 0 var(--sector)}.matrix tr.current td{color:var(--ink)}
.dark .route,.dark .fw-var,.dark .an-card,.dark .layer-col,.dark .winner{background:var(--surface)}.dark .analysis{background:var(--bg)}
@media(max-width:1180px){.route,.framework,.analysis,.matrix{margin-left:18px;margin-right:18px}.an-grid{grid-template-columns:1fr 1fr}.layer-grid{grid-template-columns:repeat(3,1fr)}.fw-vars{grid-template-columns:1fr}}
@media(max-width:640px){.route{grid-template-columns:1fr 1fr;margin:0 12px}.route a{padding:12px 14px;border-bottom:1px solid var(--line)}.route a:nth-child(2n){border-right:0}.route a:nth-child(n+3){border-bottom:0}.route span{display:none}.framework,.analysis,.matrix{margin:0 12px;padding:24px 16px 22px}.fw-head h2{font-size:19px}.fw-infer,.fw-ranks{grid-template-columns:1fr}.an-grid{grid-template-columns:1fr;gap:12px}.an-head h2{font-size:20px}.an-card{padding:15px 15px}.layer-grid{grid-template-columns:1fr 1fr}.an-card.facts .fact{grid-template-columns:90px 1fr}.matrix table{min-width:820px}.sector .score-chip{display:inline-block;margin-left:4px}}
.an-card ol+small{margin-top:16px}
.an-card.winners-card{grid-column:1/-1}.winners-card .winners{gap:8px}.winners-card .winner{flex-direction:row;align-items:baseline;gap:10px;padding:8px 12px}
.skip{top:-200px}
@media(min-width:641px){.rail-heading{display:block}.rail-heading small{display:block;text-align:left;max-width:none;margin-top:4px;color:var(--muted)}}