@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;600;700;800&display=swap');
.scene-pattern-controls{display:grid;grid-template-columns:minmax(220px,.75fr) minmax(0,1.25fr);gap:18px;align-items:start;max-width:1120px;margin:18px 0;padding:18px;border:1px solid #9bbad5;border-radius:10px;background:#eef8ff}.scene-pattern-copy small{display:block;color:#315f89;font:800 .62rem 'DM Mono';letter-spacing:.08em}.scene-pattern-copy h2{margin:6px 0;font-size:1rem}.scene-pattern-copy p{margin:0;color:#486b85;font-size:.74rem;line-height:1.55}.scene-pattern-copy code{padding:1px 4px;border-radius:3px;background:#fffefa;color:#315f89;font:.7rem 'DM Mono'}.scene-pattern-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.scene-pattern-fields label{display:grid;gap:5px;margin:0;color:#315f89;font-size:.65rem;font-weight:800}.scene-pattern-fields input,.scene-pattern-fields select{width:100%;height:36px;border:1px solid #9bbad5;border-radius:6px;background:#fffefa;padding:0 8px;color:var(--ink);font:700 .75rem 'DM Mono';outline-color:#436f98}.scene-pattern-note{grid-column:1/-1;margin:0;padding-top:12px;border-top:1px solid #c8dce9;color:#486b85;font-size:.68rem;line-height:1.5}@media(max-width:760px){.scene-pattern-controls{grid-template-columns:1fr}.scene-pattern-fields{grid-template-columns:1fr}}
.derivative-rules-panel{display:grid;grid-template-columns:minmax(220px,.7fr) minmax(440px,1.3fr);gap:20px;max-width:1180px;margin:0 0 22px;padding:18px;border:1px solid #9bbad5;border-radius:10px;background:#eef8ff}.derivative-rules-copy small{color:#315f89;font:700 .65rem 'DM Mono';letter-spacing:.08em}.derivative-rules-copy h2{margin:6px 0 8px;font-size:1.05rem}.derivative-rules-copy p{margin:0;color:#486b85;font-size:.78rem;line-height:1.55}.derivative-rule-table{overflow:hidden;border:1px solid #b7d0e2;border-radius:8px;background:#fffefa}.derivative-rule-table>div{display:grid;grid-template-columns:minmax(110px,.65fr) minmax(220px,1.35fr);min-height:38px;border-top:1px solid #d7e4ed}.derivative-rule-table>div:first-child{border-top:0}.derivative-rule-table>div>*{display:flex;align-items:center;padding:8px 11px}.derivative-rule-table>div>*+*{border-left:1px solid #d7e4ed}.derivative-rule-table code{color:#254e6c;font:700 .74rem 'DM Mono'}.derivative-rule-table span{color:#486b85;font-size:.75rem}.derivative-rule-table span code{display:inline;padding:0}.rule-heading{background:#dfeef8;color:#254e6c;font-size:.75rem}@media(max-width:800px){.derivative-rules-panel{grid-template-columns:1fr}.derivative-rule-table>div{grid-template-columns:minmax(90px,.55fr) minmax(180px,1.45fr)}}
.input-layer-system-card{display:grid;place-items:center;gap:5px;min-width:130px;min-height:122px;padding:16px;border:1px dashed #877661;border-radius:18px;background:#f7eee2;color:#483a2d;text-align:center;pointer-events:none}.input-layer-system-card small{font:800 .56rem 'DM Mono',monospace;letter-spacing:.13em;color:#876f57}.input-layer-system-card b{font-size:.78rem;line-height:1.25}.input-layer-system-card span{font-size:.61rem;color:#7b6d5e}
.input-cap-note{margin:10px 0 0;padding:9px 10px;border-left:3px solid #6d9cc0;border-radius:0 6px 6px 0;background:#eef8ff;color:#315f89;font-size:.74rem;line-height:1.5}
.history-grid-panel,.input-layer-panel,.blame-panel{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:18px;align-items:start;max-width:1120px;margin-top:16px;padding:18px;border:1px solid #9bbad5;border-radius:10px;background:#eef8ff}.history-grid-panel small,.input-layer-panel small,.blame-panel small{display:block;color:#315f89;font:800 .62rem 'DM Mono';letter-spacing:.08em}.history-grid-panel h2,.input-layer-panel h2,.blame-panel h2{margin:6px 0;font-size:1rem}.history-grid-panel p,.input-layer-panel p,.blame-panel p{margin:0;color:#486b85;font-size:.76rem;line-height:1.55}.history-controls,.input-layer-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.history-controls label,.input-layer-controls label{display:grid;gap:5px;margin:0;color:#315f89;font-size:.67rem;font-weight:800}.history-controls input,.input-layer-controls select{width:100%;height:37px;border:1px solid #9bbad5;border-radius:6px;background:#fffefa;padding:0 8px;color:var(--ink);font:700 .77rem 'DM Mono'}.history-grid-panel code,.input-layer-panel code,.blame-panel code{grid-column:1/-1;display:block;padding:11px;border-radius:7px;background:#fffefa;color:#315f89;font:.69rem/1.6 'DM Mono';white-space:pre-line}.input-layer-panel{background:#f7fbfe}.blame-panel{grid-template-columns:minmax(0,1fr) minmax(280px,.9fr);margin-top:20px;background:#f7fbfe}.blame-panel button{align-self:end;width:max-content;border:1px solid #436f98;border-radius:6px;background:#436f98;color:#fff;padding:9px 11px;font-size:.72rem;font-weight:800}.grader-environment-label{display:grid;gap:6px;min-width:min(350px,42%);margin:0;color:#315f89;font-size:.68rem;font-weight:800}.grader-environment-label textarea{height:94px;min-height:94px;border-color:#9bbad5;outline-color:#436f98}.architecture-group-note{margin:14px 0;padding:12px;border:1px solid #9bbad5;border-radius:7px;background:#eef8ff}.architecture-group-note small{display:block;color:#315f89;font:800 .6rem 'DM Mono';letter-spacing:.07em}.architecture-group-note b{display:block;margin-top:4px;font-size:.78rem;color:#254e6c}.architecture-group-note p{margin:6px 0 0!important;color:#486b85!important;font-size:.68rem!important;line-height:1.55!important}.architecture-source{margin-top:12px}.architecture-target{display:grid;gap:5px;margin:14px 0 0;color:#315f89;font-size:.7rem;font-weight:800}.architecture-target input{width:100%}.current-scene-card .current-scene-detail{color:#315f89}.current-scene-card .tensor-toggle span{color:#254e6c}@media(max-width:800px){.history-grid-panel,.input-layer-panel,.blame-panel{grid-template-columns:1fr}.history-controls,.input-layer-controls{grid-template-columns:1fr}.grader-environment-label{min-width:0}}
.output-layer-info label{margin:15px 0 5px;color:#315f89;font-size:.7rem}.output-layer-info select{width:100%;height:36px;border:1px solid #9bbad5;border-radius:6px;background:#fffefa;padding:0 8px;color:var(--ink);font:700 .74rem 'DM Mono'}.output-equation-note{margin:7px 0 0!important;color:#486b85!important;font-size:.66rem!important}
.output-layer{background:#b2d4ec;border-color:#315f89}.output-layer i{font-size:.78rem;font-weight:800;letter-spacing:.05em}.output-layer-info{margin:18px 0;padding:14px;border:1px solid #9bbad5;border-radius:9px;background:#eaf4fc}.output-layer-info small{font:700 .62rem 'DM Mono';letter-spacing:.07em;color:#315f89}.output-layer-info b{display:block;margin:6px 0;font-size:.88rem}.output-layer-info ul{max-height:150px;margin:12px 0;padding-left:19px;overflow:auto;font:.72rem/1.7 'DM Mono';color:#345c7d}.output-layer-info button{width:100%;border:1px solid #436f98;border-radius:6px;background:#fffefa;color:#315f89;padding:8px;font-size:.72rem;font-weight:800}
.loss-panel{display:flex;align-items:end;justify-content:space-between;gap:20px;max-width:980px;margin:0 0 20px;padding:15px 17px;border:1px solid #9bbad5;border-radius:10px;background:#eaf4fc}.loss-panel small{font:700 .62rem 'DM Mono';letter-spacing:.08em;color:#315f89}.loss-panel h2{margin:5px 0;font-size:1rem}.loss-panel p{max-width:560px;margin:0;color:#486b85;font-size:.76rem}.loss-controls{display:grid;grid-template-columns:minmax(180px,1fr) auto;gap:8px;min-width:330px}.loss-controls select,.loss-controls button{height:38px;border-radius:6px;font-size:.72rem;font-weight:800}.loss-controls select{border:1px solid #9bbad5;background:#fffefa;color:var(--ink);padding:0 9px}.loss-controls button{border:0;background:#436f98;color:#fff;padding:0 10px;white-space:nowrap}@media(max-width:700px){.loss-panel{align-items:stretch;flex-direction:column}.loss-controls{min-width:0;grid-template-columns:1fr}}
:root{--ink:#242a36;--muted:#77716a;--line:#ded4c6;--paper:#f4ede1;--blue:#9fc4e8;--dark:#436f98}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Manrope,Arial,sans-serif}button,input,select{font:inherit}button{cursor:pointer}header{height:64px;padding:0 3vw;display:flex;gap:13px;align-items:center;background:#fffdf9;border-bottom:1px solid var(--line)}.menu{border:0;background:transparent;font-size:1.25rem}.brand{font-size:.76rem;letter-spacing:.07em;white-space:nowrap}.brand small{font:500 .58rem 'DM Mono';color:#527a59;background:#eaf1e5;padding:4px;margin-left:5px}#project-name{min-width:100px;max-width:350px;flex:1;border:0;background:transparent;font-size:.92rem;font-weight:700;outline-color:var(--dark)}#save,.apply{border:0;background:var(--dark);color:#fff;border-radius:7px;padding:8px 12px;font-size:.75rem;font-weight:700}.nav{position:fixed;z-index:8;top:0;bottom:0;left:0;width:280px;padding:20px;background:#fffdf9;border-right:1px solid var(--line);transform:translateX(-100%);transition:.22s}.nav.open{transform:translateX(0)}.nav-head{display:flex;justify-content:space-between;margin-bottom:24px}.nav button{border:0;background:transparent}.nav-tab{width:100%;padding:11px;text-align:left;border-radius:7px;font-weight:700}.nav-tab.active{background:#f3eadc}.project-list{margin:12px 0}.project-item{display:block;width:100%;padding:10px;text-align:left;border:0;background:transparent;border-bottom:1px solid #eee4d7;font-size:.78rem}.new-project{color:var(--dark);font-weight:700;margin-top:9px}#scrim{display:none;position:fixed;z-index:7;inset:0;background:#332a2060}#scrim.open{display:block}.workspace-tabs{height:30px;padding-left:3vw;display:flex;align-items:end;gap:4px;background:#fffdf9}.workspace-tab{height:30px;padding:0 16px;border:1px solid var(--line);border-bottom:0;border-radius:7px 7px 0 0;background:#f4ede1;color:var(--muted);font-size:.74rem;font-weight:800}.workspace-tab.active{background:var(--paper);color:var(--ink)}.graph-shell{height:calc(100vh - 94px);min-height:520px;padding:30px 3vw;position:relative}.graph-viewport{position:absolute;inset:30px 3vw;overflow:hidden;border:1px solid var(--line);border-radius:13px;background:radial-gradient(#dfd5c6 1px,transparent 1px) 0 0/18px 18px,#fdf9f2;cursor:grab}.graph-viewport.dragging{cursor:grabbing}.toolbar{position:absolute;z-index:2;right:5vw;top:45px;display:flex;gap:4px;padding:4px;background:#fffdf9;border:1px solid var(--line);border-radius:8px}.toolbar button{border:0;background:#fffdf9;padding:6px 10px}.toolbar output{font:500 .72rem 'DM Mono';padding:0 4px}.graph{position:absolute;left:50%;top:50%;display:flex;align-items:center;gap:45px;transform-origin:center}.endpoint{width:145px;height:135px;border:1px solid #cdbfae;border-radius:10px;background:#fffdf9;padding:18px}.endpoint small{font:500 .62rem 'DM Mono';color:var(--muted)}.endpoint b{display:block;margin:18px 0 6px}.endpoint span,.neuron span{font-size:.66rem;color:var(--muted)}.connector{width:70px;height:1px;background:#9c8b78}.neuron{position:relative;width:230px;height:230px;border:1px solid var(--dark);border-radius:50%;background:var(--blue);color:var(--ink)}.neuron i{position:absolute;left:27px;top:21px;font:500 1.1rem 'DM Mono';font-style:normal;color:#315f89}.neuron b{font-size:1.25rem;line-height:1.15}.neuron span{display:block;margin-top:9px;color:#345c7d}.add-layer{width:42px;height:42px;border:1px dashed #a99783;border-radius:50%;background:#fffdf9;color:#315f89;font-size:1.5rem}.caption{position:absolute;z-index:1;bottom:42px;width:94%;text-align:center;color:var(--muted);font-size:.72rem}.editor{position:fixed;z-index:5;right:24px;top:80px;width:min(420px,calc(100vw - 32px));max-height:calc(100vh - 104px);overflow:auto;padding:22px;background:#fffdf9;border:1px solid var(--line);border-radius:12px;box-shadow:0 20px 50px #5d50431c;transform:translateX(calc(100% + 40px));transition:.25s}.editor.open{transform:none}.editor-head,.labelrow{display:flex;justify-content:space-between}.editor h1{font-size:1.1rem;margin:0}.editor p{font:500 .67rem/1.5 'DM Mono';color:var(--muted)}.editor-head button{border:0;background:transparent;font-size:1.7rem}label{display:block;font-size:.76rem;font-weight:800;margin:18px 0 7px}.count{display:flex;align-items:center}.count button,.count input{width:36px;height:36px;border:1px solid var(--line);background:#fff;text-align:center}.count input{width:65px;border-left:0;border-right:0}.count span{font-size:.7rem;color:var(--muted);margin-left:9px}hr{border:0;border-top:1px solid var(--line);margin:20px 0}.labelrow label{margin:0 0 7px}.labelrow small{font:.6rem 'DM Mono';color:#527a59}textarea{width:100%;height:125px;padding:12px;border:1px solid var(--line);border-radius:8px;background:#fffefa;font:.74rem/1.6 'DM Mono'}textarea.short{height:92px}.apply{width:100%;margin-top:10px}.delete{width:100%;margin-top:10px;padding:9px;border:1px solid #c66;border-radius:7px;background:#fff4f4;color:#a33;font-weight:700}#toast{position:fixed;z-index:9;bottom:22px;left:50%;opacity:0;transform:translate(-50%,60px);background:var(--ink);color:#fff;border-radius:7px;padding:10px 14px;font-size:.75rem;transition:.25s}#toast.show{opacity:1;transform:translate(-50%,0)}.equations-workspace{height:calc(100vh - 94px);padding:34px 3vw;background:var(--paper);overflow:auto}.equations-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.equations-head small{font:.63rem 'DM Mono';color:var(--muted);letter-spacing:.08em}.equations-head h1{margin:5px 0 0;font-size:1.35rem}.equations-head a{padding:9px 12px;border:1px solid var(--dark);border-radius:7px;background:#fffdf9;color:var(--dark);font-size:.75rem;font-weight:800;text-decoration:none}.equation-rows{max-width:980px}.equation-row{display:grid;grid-template-columns:190px 1fr;gap:16px;align-items:center;margin:9px 0;padding:14px 16px;border:1px solid var(--line);border-radius:9px;background:#fffdf9}.equation-row b{font-size:.83rem}.equation-row code{padding:9px 12px;border-radius:6px;background:#f4ede1;color:#315f89;font:.77rem/1.4 'DM Mono';white-space:pre-wrap}.empty-equations{padding:20px;border:1px dashed var(--line);border-radius:9px;color:var(--muted);font-size:.82rem}
.equations-workspace{padding-top:54px}.equations-head{max-width:980px}.add-equation{border:0;border-radius:7px;background:var(--dark);color:#fff;padding:9px 12px;font-size:.75rem;font-weight:800}.equations-note{max-width:760px;margin:0 0 20px;color:var(--muted);font-size:.8rem}.equation-rows{display:grid;gap:10px}.equation-row{grid-template-columns:minmax(150px,220px) 1fr auto;margin:0}.equation-row input{height:42px;border:1px solid var(--line);border-radius:6px;background:#fffefa;padding:0 11px;outline-color:var(--dark)}.equation-name{font-weight:800;color:var(--ink)}.equation-expression{font:500 .82rem 'DM Mono';color:#315f89}.delete-equation{border:1px solid #d5a6a0;border-radius:6px;background:#fff7f5;color:#a64238;padding:8px 10px;font-size:.72rem;font-weight:800}.math-keyboard{max-width:980px;margin-top:20px;padding:16px;border:1px solid var(--line);border-radius:10px;background:#fffdf9}.keyboard-title{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}.keyboard-title b{font-size:.82rem}.keyboard-title span{font:.67rem 'DM Mono';color:var(--muted)}.math-actions,.math-keys{display:flex;flex-wrap:wrap;gap:7px}.math-actions{margin-bottom:8px}.math-keyboard button{min-width:41px;border:1px solid var(--line);border-radius:6px;background:#fffefa;padding:7px 10px;color:var(--ink);font:700 .72rem Manrope}.math-actions button{border-color:#9bbad5;background:#eaf3fc;color:#315f89}.math-keys button{font-family:'DM Mono';font-size:.78rem}.empty-equations{max-width:980px}@media(max-width:680px){.equation-row{grid-template-columns:1fr auto}.equation-expression{grid-column:1/-1}.equations-workspace{padding-left:18px;padding-right:18px}.math-keyboard button{min-width:36px}}
.workspace-tab{background:#dbeefa;border-color:#a9c9df;color:#3d6683}.workspace-tab.active{background:#eef8ff;color:#254e6c}.connector{height:1px;background:#9c8b78;border:0;border-radius:0;transform:none}.layer-stack{position:relative;width:230px;height:230px;flex:0 0 230px}.layer-stack .neuron{position:absolute;inset:0}.input-group-bubbles{position:absolute;z-index:2;top:calc(100% + 18px);left:50%;display:flex;flex-direction:column;align-items:center;gap:14px;transform:translateX(-50%);pointer-events:none}.input-group-bubbles span{display:flex;flex-direction:column;align-items:center;justify-content:center;width:190px;height:190px;border:1px solid #5586ad;border-radius:50%;background:#b9d7f0;color:#254e6c;box-shadow:0 3px 0 #436f9820;text-align:center}.input-group-bubbles small{font:500 .6rem 'DM Mono';letter-spacing:.06em}.input-group-bubbles b{margin:9px 0 6px;font-size:1rem;line-height:1.05}.input-group-bubbles em{font:500 .64rem 'DM Mono';font-style:normal}.graph-add-group{position:absolute;z-index:3;top:456px;left:50%;transform:translateX(-50%);white-space:nowrap;border:1px dashed #5586ad;border-radius:6px;background:#fffdf9;color:#315f89;padding:6px 9px;font-size:.66rem;font-weight:800}.graph-add-group:hover{background:#eaf4fc}.post-calculation-note{font-size:.7rem}@media(max-width:850px){.input-group-bubbles,.graph-add-group{display:none}.layer-stack{width:180px;height:180px;flex-basis:180px}.layer-stack .neuron{width:180px;height:180px}.connector{width:40px}}
.layer-stack:not(.show-groups) .input-group-bubbles,.layer-stack:not(.show-groups) .graph-add-group{display:none}.input-group-bubbles{pointer-events:auto}.input-group-bubbles button{display:flex;flex-direction:column;align-items:center;justify-content:center;width:190px;height:190px;border:1px solid #5586ad;border-radius:50%;background:#b9d7f0;color:#254e6c;box-shadow:0 3px 0 #436f9820;text-align:center}.input-group-bubbles button:hover{background:#a8cdea}.input-group-bubbles button small{font:500 .6rem 'DM Mono';letter-spacing:.06em}.input-group-bubbles button b{margin:9px 0 6px;font-size:1rem;line-height:1.05}.input-group-bubbles button em{font:500 .64rem 'DM Mono';font-style:normal}.group-editor{display:none;right:auto;left:24px}.group-editor.open{display:block}.group-editor select,.group-editor input{width:100%;height:36px;border:1px solid var(--line);border-radius:6px;background:#fffefa;padding:0 8px}.group-editor .group-range{display:grid;grid-template-columns:1fr auto 1fr;gap:7px;align-items:center}.group-editor .group-range span{font-size:.75rem;color:var(--muted)}.group-editor #group-settings label{display:grid;grid-template-columns:1fr 88px;align-items:center;gap:10px}.group-editor #group-settings label input{width:88px}.group-editor .close-group{border:0;background:transparent;font-size:1.7rem}@media(max-width:850px){.group-editor{left:16px}}
.output-workspace{height:calc(100vh - 64px);padding:54px 3vw 30px;display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);gap:20px;overflow:auto;background:var(--paper)}.output-main{min-width:0}.output-head,.padding-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.output-head small,.output-padding small{font:.63rem 'DM Mono';color:var(--muted);letter-spacing:.08em}.output-head h1{margin:5px 0 0;font-size:1.35rem}.output-main>p,.output-padding p{color:var(--muted);font-size:.8rem}.output-functions{display:grid;gap:11px;margin-top:20px}.output-function{display:grid;grid-template-columns:1fr auto;gap:10px;padding:14px;border:1px solid var(--line);border-radius:9px;background:#fffdf9}.output-function-name{height:38px;border:1px solid var(--line);border-radius:6px;background:#fffefa;padding:0 10px;font-weight:800}.code-editor{display:grid;grid-template-columns:42px minmax(0,1fr);overflow:hidden;border:1px solid #a9c9df;border-radius:7px;background:#fffefa}.code-lines{height:100%;min-height:100%;margin:0;padding:12px 8px 12px 0;overflow:hidden;background:#f1f7fb;color:#7891a5;border-right:1px solid #d5e2eb;text-align:right;font:.76rem/1.55 'DM Mono';user-select:none}.output-function .code-editor{grid-column:1/-1}.output-function-code,.padding-code{display:block;width:100%;min-width:0;min-height:190px;height:260px;margin:0;padding:12px;border:0;outline:0;background:#fffefa;color:var(--ink);font:.76rem/1.55 'DM Mono';resize:vertical;white-space:pre;overflow:auto}.padding-code:empty:before{content:attr(data-placeholder);color:#778693;pointer-events:none}.delete-output-function{border:1px solid #d5a6a0;border-radius:6px;background:#fff7f5;color:#a64238;padding:7px 10px;font-size:.72rem;font-weight:800}.start-function-button{border:2px solid #4d93c8;border-radius:999px;background:#e7f3ff;color:#285d88;padding:8px 11px;font-size:.75rem;font-weight:800;white-space:nowrap}.start-inline-token{display:inline-block;margin:0 2px;padding:1px 7px;border:1px solid #3987c1;border-radius:999px;background:#dff1ff;color:#185b92;font:800 .7rem/1.4 Manrope;vertical-align:baseline;user-select:none}.output-padding{align-self:start;min-height:calc(100vh - 148px);padding:18px;border:1px solid #9bbad5;border-radius:10px;background:#eaf4fc}.output-padding h2{margin:7px 0}.padding-code-editor{height:calc(100vh - 280px);min-height:420px}.padding-code{height:100%;min-height:100%}@media(max-width:760px){.output-workspace{grid-template-columns:1fr;padding-left:18px;padding-right:18px}.output-head,.padding-head{align-items:flex-start;flex-direction:column}.output-padding{min-height:0}.padding-code-editor{height:340px;min-height:340px}}
.top-bits{display:flex;align-items:center;gap:6px;margin:0;color:var(--muted);font-size:.68rem;white-space:nowrap}.top-bits select{width:64px;height:32px;border:1px solid var(--line);border-radius:6px;background:#fffefa;padding:0 7px;color:var(--ink);font:700 .76rem 'DM Mono';cursor:pointer}.context-workspace{height:calc(100vh - 64px);padding:54px 3vw 30px;overflow:auto;background:var(--paper)}.context-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:20px}.context-head small{font:.63rem 'DM Mono';color:var(--muted);letter-spacing:.08em}.context-head h1{margin:5px 0 7px;font-size:1.35rem}.context-head p{margin:0;color:var(--muted);font-size:.82rem}.context-head label{display:grid;gap:5px;margin:0;color:var(--muted);font-size:.68rem;font-weight:800}.context-head input,.context-head select{width:130px;height:38px;border:1px solid #9bbad5;border-radius:7px;background:#fffefa;padding:0 10px;color:var(--ink);font:700 .85rem 'DM Mono'}.context-head select{cursor:pointer}.context-summary{margin-bottom:12px;color:#315f89;font:.72rem 'DM Mono'}.context-grid-wrap{max-height:calc(100vh - 236px);overflow:auto;border:1px solid #a9c9df;border-radius:9px;background:#fffefa;box-shadow:0 3px 10px #315f8910}.context-grid{border-collapse:separate;border-spacing:0;font:.67rem 'DM Mono';white-space:nowrap}.context-grid th,.context-grid td{height:30px;min-width:52px;padding:0 9px;border-right:1px solid #e2e7e8;border-bottom:1px solid #e2e7e8;text-align:right}.context-grid thead th{position:sticky;top:0;z-index:2;background:#e7f3ff;color:#315f89;font-weight:800}.context-grid th:first-child{position:sticky;left:0;z-index:3;min-width:95px;background:#f7f2e8;color:var(--ink);text-align:left}.context-grid thead th:first-child{z-index:4;background:#d7ebfa}.context-grid td{color:#355466}.context-grid tbody tr:hover td{background:#f6fbff}@media(max-width:760px){.top-bits{display:none}.context-workspace{padding-left:18px;padding-right:18px}.context-head{flex-direction:column}.context-grid-wrap{max-height:calc(100vh - 300px)}}
.context-grid-wrap{position:relative}.context-grid-spacer{position:relative}.context-grid-spacer canvas{position:absolute;z-index:1;pointer-events:none}
.context-page-tabs{display:flex;flex-wrap:wrap;gap:7px;margin:-8px 0 14px}.context-page-tabs button{min-height:33px;padding:0 12px;border:1px solid #d5c9bb;border-radius:7px;background:#fffaf3;color:#5f5448;font:800 .72rem 'DM Mono';cursor:pointer}.context-page-tabs button:hover{border-color:#8daeca;color:#315f89}.context-page-tabs button.active{border-color:#4b81ad;background:#e7f3ff;color:#254e6c;box-shadow:inset 0 0 0 1px #b8d5ec}@media(max-width:760px){.context-page-tabs{margin-top:0}.context-page-tabs button{flex:1 1 auto;padding:0 9px}}

.image-context-tabs{margin:-7px 0 14px 18px;padding-left:12px;border-left:2px solid #9fc5dc}.image-context-tabs button{background:#f5fbff;border-color:#c6dce9;color:#41677e}.image-context-tabs button.active{background:#dceefb}

.image-token-representation{display:grid;gap:7px;justify-items:start;margin:0 0 12px;padding:11px 13px;border-left:3px solid #4b81ad;border-radius:0 8px 8px 0;background:#eef8ff}.image-token-representation small{color:#315f89;font:800 .62rem 'DM Mono';letter-spacing:.08em}.image-token-representation code{color:#315f89;font:.7rem/1.6 'DM Mono';white-space:pre}
.input-neuron-editor select,.input-neuron-editor input{width:100%;height:39px;margin-top:6px;padding:0 10px;border:1px solid #d6c8b7;border-radius:7px;background:#fffefa;color:var(--ink);font:700 .82rem 'DM Mono'}.input-neuron-copy{margin:7px 0 17px;color:var(--muted);font-size:.72rem;line-height:1.5}.input-neuron-settings{display:grid;gap:6px;padding:13px;margin-top:8px;border:1px solid #d9e7ed;border-radius:8px;background:#f7fbfd}.input-neuron-settings label{display:grid;gap:1px;margin:0;color:#315f89;font-size:.73rem;font-weight:800}.input-neuron-settings p{margin:0 0 9px;color:#69767d;font-size:.68rem;line-height:1.45}.input-neuron-settings p:last-child{margin-bottom:0}
#export-python{border:1px solid #315f89;border-radius:7px;background:#e7f3ff;color:#254e6c;padding:8px 12px;font-size:.75rem;font-weight:800;white-space:nowrap}@media(max-width:760px){#export-python{padding:7px 9px;font-size:.68rem}}
#github-project{border:1px solid #674a91;border-radius:7px;background:#f2ebfb;color:#573d80;padding:8px 12px;font-size:.75rem;font-weight:800;white-space:nowrap}#github-panel[hidden]{display:none!important}#github-panel{position:fixed;z-index:60;inset:76px max(18px,6vw) auto;max-height:calc(100vh - 102px);overflow:auto;padding:22px;border:1px solid #9bbad5;border-radius:13px;background:#fffdf9;box-shadow:0 22px 60px #22394a40}#github-panel header{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;margin:0;padding:0;border:0;background:transparent}#github-panel header small,.github-account small,.github-grid>section>small{font:800 .62rem 'DM Mono';letter-spacing:.08em;color:#573d80}#github-panel h1{margin:5px 0 7px;font-size:1.35rem}#github-panel h2{margin:5px 0 7px;font-size:.95rem}#github-panel p{max-width:650px;margin:0;color:#5e6d75;font-size:.74rem;line-height:1.55}#github-close{display:grid;width:32px;height:32px;place-items:center;flex:none;border:1px solid var(--line);border-radius:7px;background:#fff;color:#6a596f;font-size:1.25rem}.github-account{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:19px;padding:14px;border:1px solid #cdbce1;border-radius:9px;background:#faf6ff}.github-account b{display:block;margin-top:5px;font-size:.83rem;color:#47315e}.github-account p{margin-top:4px}.github-account-actions{display:flex;gap:8px;flex:none}.github-account-actions button,.github-grid button{height:37px;border:1px solid #674a91;border-radius:7px;background:#674a91;color:#fff;padding:0 11px;font-size:.71rem;font-weight:800}.github-account-actions button:last-child{border-color:#b28f8b;background:#fff;color:#875a55}.github-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:15px}.github-grid>section{display:grid;align-content:start;gap:10px;padding:15px;border:1px solid #d8e2e6;border-radius:9px;background:#fff}.github-grid p{min-height:52px}.github-grid label{display:grid;gap:5px;margin:0;color:#496373;font-size:.67rem;font-weight:800}.github-grid input{width:100%;height:37px;border:1px solid #b5c7d1;border-radius:6px;background:#fffefa;padding:0 9px;color:var(--ink);font:700 .75rem 'DM Mono';outline-color:#674a91}.github-grid button:disabled{cursor:not-allowed;opacity:.45}#github-status{display:block;min-height:19px;margin-top:13px;color:#527a59;font:700 .67rem/1.4 'DM Mono'}#github-status.error{color:#a64238}@media(max-width:760px){#github-project{padding:7px 9px;font-size:.68rem}#github-panel{inset:72px 12px auto;padding:16px}.github-account{align-items:stretch;flex-direction:column}.github-grid{grid-template-columns:1fr}.github-grid p{min-height:auto}}
.python-actions a{display:grid;height:38px;place-items:center;border:1px solid #315f89;border-radius:7px;background:#fff;color:#254e6c;padding:0 11px;font-size:.72rem;font-weight:800;white-space:nowrap;text-decoration:none}
#python-workspace[hidden]{display:none!important}.python-workspace{min-height:calc(100vh - 94px);padding:34px 3vw;background:var(--paper);overflow:auto}.python-head{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;max-width:1240px}.python-head small,.python-formation>small{font:700 .63rem 'DM Mono';letter-spacing:.08em;color:#527a59}.python-head h1{margin:5px 0 7px;font-size:1.35rem}.python-head p{max-width:700px;margin:0;color:var(--muted);font-size:.82rem;line-height:1.55}.python-actions{display:flex;gap:8px;flex:none}.python-actions button{height:38px;border:1px solid #315f89;border-radius:7px;background:#e7f3ff;color:#254e6c;padding:0 11px;font-size:.72rem;font-weight:800;white-space:nowrap}.python-actions button:last-child{background:#436f98;color:#fff}.python-summary{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0;max-width:1240px}.python-summary span{padding:7px 10px;border:1px solid #a9c9df;border-radius:999px;background:#eef8ff;color:#486b85;font:.68rem 'DM Mono'}.python-summary b{color:#254e6c}.python-layout{display:grid;grid-template-columns:minmax(245px,.56fr) minmax(0,1.44fr);gap:18px;max-width:1240px}.python-formation,.python-code-panel{border:1px solid var(--line);border-radius:10px;background:#fffdf9}.python-formation{align-self:start;padding:18px}.python-formation ol{display:grid;gap:15px;margin:17px 0;padding:0;list-style:none;counter-reset:python-steps}.python-formation li{position:relative;padding-left:34px;counter-increment:python-steps}.python-formation li:before{content:counter(python-steps);position:absolute;top:0;left:0;display:grid;width:23px;height:23px;place-items:center;border-radius:50%;background:#dceefb;color:#254e6c;font:800 .68rem 'DM Mono'}.python-formation b,.python-formation span{display:block}.python-formation b{font-size:.78rem}.python-formation span{margin-top:4px;color:#5f6e76;font-size:.7rem;line-height:1.5}.python-note{margin:7px 0 0;padding-top:13px;border-top:1px solid var(--line);color:#527a59;font:.66rem/1.5 'DM Mono'}.python-code-panel{min-width:0;overflow:hidden}.python-code-head{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-bottom:1px solid #d9e5ec;background:#eaf4fc;color:#254e6c;font-size:.77rem}.python-code-head code{font-family:'DM Mono'}.python-code-head span{color:#58788f;font:.64rem 'DM Mono'}.python-preview-code{min-height:620px;max-height:calc(100vh - 300px);margin:0;padding:16px;overflow:auto;background:#15232d;color:#e8f1f6;font:.73rem/1.6 'DM Mono';white-space:pre;tab-size:4}@media(max-width:760px){.python-workspace{padding:28px 18px}.python-head{flex-direction:column}.python-actions{width:100%;flex-wrap:wrap}.python-actions button{flex:1}.python-layout{grid-template-columns:1fr}.python-preview-code{min-height:460px;max-height:70vh}}

.reference-demo{margin-top:18px;padding-top:15px;border-top:1px solid var(--line)}.reference-demo small{font:700 .62rem 'DM Mono';letter-spacing:.08em;color:#527a59}.reference-demo p{margin:6px 0 10px;color:#5f6e76;font-size:.7rem;line-height:1.5}.reference-demo button{height:31px;border:1px solid #315f89;border-radius:6px;background:#e7f3ff;color:#254e6c;padding:0 9px;font-size:.66rem;font-weight:800}.reference-demo pre{margin:10px 0 0;padding:10px;border:1px solid #c7dce9;border-radius:6px;overflow:auto;background:#f2f8fc;color:#254e6c;font:.6rem/1.6 'DM Mono';white-space:pre}

.equation-compile-status{display:block;margin-top:5px;font:700 .58rem 'DM Mono';letter-spacing:.03em}.equation-compile-status.ready{color:#477b51}.equation-compile-status.error{color:#a4513e}
.equations-workspace .equation-expression{caret-color:#116ca3}.equations-workspace .equation-row.active .equation-expression:focus{background:#fff;box-shadow:0 0 0 2px #6caed4;border-radius:4px;padding:0 6px}
.equations-workspace .equation-row.active .equation-expression:focus{background:transparent;box-shadow:inset 0 -2px #4d95c3;border-radius:0;padding:0;outline:0}
.equations-workspace .equation-row.active .equation-expression,.equations-workspace .equation-row.active .equation-expression:focus{background:#fff;box-shadow:0 0 0 2px #6caed4;border-radius:4px;padding:0 6px;outline:0}
.subscript-page>p{margin:0 0 12px;color:#657780;font-size:.7rem;line-height:1.5}.subscript-page>p b{color:#315f89}.subscript-definition-list{display:grid;gap:7px}.subscript-definition{display:grid;grid-template-columns:36px minmax(0,1fr) 26px;gap:8px;align-items:center;padding:7px 8px;border:1px solid #d7e0e4;border-radius:7px;background:#fff}.subscript-insert{width:32px;height:32px;border:1px solid #90b7d1;border-radius:6px;background:#e8f5fd;color:#275f89;font:800 1rem Cambria Math,Georgia,serif}.subscript-definition span{min-width:0}.subscript-definition b{display:block;color:#315f89;font:.69rem 'DM Mono'}.subscript-definition small{display:block;margin-top:2px;color:#66767f;font-size:.62rem;line-height:1.35}.remove-subscript{width:25px;height:25px;border:0;border-radius:5px;background:transparent;color:#a65c57;font-size:1rem}.remove-subscript:hover{background:#fff0ee}.add-subscript-definition{display:grid;grid-template-columns:54px minmax(0,1fr) 46px;gap:6px;margin-top:10px}.add-subscript-definition select,.add-subscript-definition input{height:33px;min-width:0;border:1px solid #cbd9e0;border-radius:6px;background:#fff;padding:0 7px;color:#294253;font-size:.68rem}.add-subscript-definition button{border:0;border-radius:6px;background:#315f89;color:#fff;font-size:.66rem;font-weight:800}.keypad-tabs{flex-wrap:wrap}
.subscript-loop-order{display:grid;grid-template-columns:42px minmax(0,1fr);gap:8px;align-items:center;margin:0 0 10px;padding:8px;border:1px solid #9fc5dc;border-radius:7px;background:#eef8ff}.subscript-loop-order button{height:33px;border:1px solid #79a9c9;border-radius:6px;background:#fff;color:#275f89;font:800 1rem Cambria Math,Georgia,serif}.subscript-loop-order b,.subscript-loop-order small{display:block}.subscript-loop-order>b{color:#275f89}.subscript-loop-order span>b{font:800 .76rem Cambria Math,Georgia,serif}.subscript-loop-order small{margin-top:2px;color:#58717f;font-size:.62rem;line-height:1.38}.subscript-loop-order small b{display:inline;color:#315f89;font-size:inherit}

/* Equation builder v2: a stable formula surface, saved-library rail, and
   explicit compile contract. The editor never reflows the formula input on
   keystrokes, which keeps caret position and visual focus reliable. */
.equation-v7{max-width:1280px}.equation-v7-head{display:flex;align-items:flex-start;justify-content:space-between;gap:22px}.equation-v7-head small,.equation-v7-editor small,.equation-v7-library small{color:#527a59;font:800 .62rem 'DM Mono';letter-spacing:.09em}.equation-v7-head h1{margin:6px 0;font-size:1.55rem;letter-spacing:-.04em}.equation-v7-head p{max-width:660px;margin:0;color:#69767d;font-size:.79rem;line-height:1.55}.equation-v7-primary{height:40px;border:0;border-radius:8px;background:#315f89;color:#fff;padding:0 14px;font-size:.74rem;font-weight:800;box-shadow:0 3px 0 #173b591a}.equation-v7-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:17px;margin-top:24px}.equation-v7-library,.equation-v7-editor{border:1px solid #c9d2d7;border-radius:13px;background:#fff;overflow:hidden}.equation-v7-panel-head{display:flex;align-items:center;justify-content:space-between;padding:13px 15px;border-bottom:1px solid #dce4e7;background:#f8fafb}.equation-v7-panel-head span{display:grid;width:22px;height:22px;place-items:center;border-radius:50%;background:#e2f1fb;color:#28608b;font:800 .62rem 'DM Mono'}.equation-v7-list{display:grid}.equation-v7-list-item{display:grid;grid-template-columns:minmax(0,1fr) 31px;align-items:stretch;border-bottom:1px solid #e5ebed}.equation-v7-list-item:last-child{border-bottom:0}.equation-v7-list-item.active{background:#edf7ff;box-shadow:inset 3px 0 #327ab1}.equation-v7-select{display:grid;grid-template-columns:29px minmax(0,1fr);column-gap:8px;padding:13px 9px 13px 13px;border:0;background:transparent;text-align:left}.equation-v7-select span{grid-row:span 2;padding-top:2px;color:#91a2ac;font:700 .61rem 'DM Mono'}.equation-v7-select b{overflow:hidden;color:#294253;font-size:.75rem;text-overflow:ellipsis;white-space:nowrap}.equation-v7-select em{margin-top:4px;color:#568264;font:700 .58rem 'DM Mono';font-style:normal}.equation-v7-list-item:not(.active) .equation-v7-select em{color:#78909d}.equation-v7-delete{width:26px;height:26px;align-self:center;justify-self:center;border:0;border-radius:6px;background:transparent;color:#a06d6b;font-size:1.14rem;line-height:1}.equation-v7-delete:hover{background:#fff0ee;color:#a64238}.equation-v7-empty{margin:15px;padding:14px;border:1px dashed #c8d4d9;border-radius:8px;color:#71818b;font-size:.72rem;line-height:1.5}.equation-v7-editor{padding:22px;background:#fbfcfc}.equation-v7-editor-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.equation-v7-editor-head small{display:block}.equation-v7-editor-head input{display:block;width:min(420px,100%);margin-top:5px;border:0;border-bottom:1px solid #c6d4da;background:transparent;padding:3px 0;color:#233a49;font-size:1.1rem;font-weight:800;outline-color:#4e91bd}.equation-v7-status{display:inline-flex;align-items:center;min-height:28px;border-radius:999px;padding:0 10px;font:800 .61rem 'DM Mono';white-space:nowrap}.equation-v7-status.ready{background:#e8f4eb;color:#39724a}.equation-v7-status.error{background:#fff0ed;color:#a4513e}.equation-v7-canvas{margin-top:20px;border:1px solid #a9c9df;border-radius:10px;overflow:hidden;background:#fff}.equation-v7-canvas-bar{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;border-bottom:1px solid #d8e5ed;background:#eef8ff;color:#52758a;font:800 .6rem 'DM Mono';letter-spacing:.08em}.equation-v7-canvas-bar span:last-child{font-weight:500;letter-spacing:0}.equation-v7-preview{min-height:77px;padding:22px 17px 13px;overflow:auto;color:#263f4e;font:1.55rem/1.35 Cambria Math,STIX Two Math,Georgia,serif;white-space:nowrap}.eq-v7-variable{color:#176a9f;font-weight:700}.eq-v7-variable sub{color:#4e91bd;font:700 .55em/1 'DM Mono';vertical-align:-.35em}.eq-v7-operator{padding:0 .08em;color:#9a5838}.eq-v7-fn{color:#527a59;font-style:italic}.equation-v7-expression{display:block;width:calc(100% - 30px);height:39px;margin:0 15px 15px;border:1px solid #c8d8e1;border-radius:6px;background:#faffff;padding:0 10px;color:#264152;font:700 .82rem 'DM Mono';outline-color:#4e91bd}.equation-v7-expression:focus{border-color:#5599c3;box-shadow:0 0 0 2px #9fcce51c}.equation-v7-contract{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin-top:13px}.equation-v7-contract>div{min-height:91px;padding:11px;border:1px solid #dce5e9;border-radius:8px;background:#fff}.equation-v7-contract small{display:block;color:#577487;font-size:.56rem}.equation-v7-contract b{display:block;margin:6px 0 4px;color:#294253;font-size:.69rem}.equation-v7-contract span{display:block;color:#71808a;font-size:.61rem;line-height:1.45}.equation-v7-contract code{font:.6rem 'DM Mono'}.equation-v7-keyboard{margin-top:14px;border:1px solid #c9d7de;border-radius:10px;background:#f3f7f8}.equation-v7-keyboard-head{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid #dce5e9}.equation-v7-keyboard-head small{display:block;color:#58798f;font-size:.56rem}.equation-v7-keyboard-head b{font-size:.73rem}.equation-v7-keyboard-head button{width:31px;height:29px;border:1px solid #d2a79e;border-radius:6px;background:#fff7f5;color:#9b5545;font-size:.9rem}.equation-v7-block-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;padding:13px}.equation-v7-block-groups>div>small{display:block;margin:0 0 6px;color:#597588;font-size:.55rem}.equation-v7-blocks{display:flex;flex-wrap:wrap;gap:6px}.equation-v7-blocks button{min-height:31px;border:1px solid #c8d7df;border-radius:6px;background:#fff;color:#294253;padding:0 9px;font:800 .65rem Manrope}.equation-v7-blocks button:hover{border-color:#78a9c7;background:#eaf6fd;color:#1e638f}.equation-v7-blocks button[data-eq-v7-repeat]{border-color:#83b2d0;background:#e7f4fc;color:#28608b;font-family:Cambria Math,Georgia,serif}.equation-v7-numbers button{width:31px;padding:0;font-family:'DM Mono'}.equation-v7-no-selection{display:grid;min-height:360px;place-content:center;gap:7px;text-align:center;color:#71818b}.equation-v7-no-selection b{color:#304c5e;font-size:.9rem}.equation-v7-no-selection span{font-size:.7rem}@media(max-width:850px){.equation-v7-layout{grid-template-columns:1fr}.equation-v7-library{max-height:260px;overflow:auto}.equation-v7-head{flex-direction:column}.equation-v7-primary{width:100%}}@media(max-width:620px){.equation-v7-editor{padding:15px}.equation-v7-contract{grid-template-columns:1fr}.equation-v7-block-groups{grid-template-columns:1fr}.equation-v7-editor-head{flex-direction:column}.equation-v7-status{align-self:flex-start}.equation-v7-preview{font-size:1.25rem}.equation-v7-head h1{font-size:1.3rem}}
.equations-workspace{min-height:calc(100vh - 94px);height:auto;padding:30px 3vw 38px;background:#f2f5f6}.equation-studio{max-width:1240px}.equation-studio-head{height:auto;padding:0;display:flex;align-items:flex-start;justify-content:space-between;gap:22px;background:transparent;border:0}.equation-studio-head small{font:800 .63rem 'DM Mono';letter-spacing:.09em;color:#527a59}.equation-studio-head h1{margin:6px 0;font-size:1.55rem;letter-spacing:-.04em}.equation-studio-head p{max-width:640px;margin:0;color:#69767d;font-size:.79rem;line-height:1.55}.equation-add{height:40px;flex:none;border:0;border-radius:8px;background:#315f89;color:#fff;padding:0 13px;font-size:.74rem;font-weight:800;box-shadow:0 3px 0 #173b591a}.equation-studio-layout{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(315px,.88fr);gap:17px;margin-top:24px}.equation-list-panel,.calculator-keypad{overflow:hidden;border:1px solid #c9d2d7;border-radius:12px;background:#fff}.equation-list-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 15px;border-bottom:1px solid #dbe2e4;background:#f8fafb;color:#55707f;font:800 .64rem 'DM Mono';letter-spacing:.08em}.equation-list-bar span:last-child{overflow:hidden;color:#315f89;letter-spacing:0;text-overflow:ellipsis;white-space:nowrap}.equations-workspace .equation-rows{display:grid;gap:0;max-width:none}.equations-workspace .equation-row{display:grid;grid-template-columns:28px 26px minmax(0,1fr) 30px;gap:8px;align-items:center;min-height:86px;margin:0;padding:13px 14px;border:0;border-bottom:1px solid #e5ebed;border-radius:0;background:#fff;transition:background .15s}.equations-workspace .equation-row:last-child{border-bottom:0}.equations-workspace .equation-row:hover{background:#f8fbfd}.equations-workspace .equation-row.active{background:#edf7ff;box-shadow:inset 3px 0 #327ab1}.equation-index{align-self:start;padding-top:8px;color:#9aa8b0;font:700 .66rem 'DM Mono';text-align:right}.equation-select{display:grid;width:21px;height:21px;place-items:center;align-self:start;margin-top:7px;padding:0;border:1px solid #97aebd;border-radius:50%;background:#fff}.equation-select i{display:block;width:9px;height:9px;border-radius:50%;background:#d6e6ef}.equation-row.active .equation-select{border-color:#317bad}.equation-row.active .equation-select i{background:#3d91c9}.equation-fields{display:grid;gap:5px;min-width:0}.equations-workspace .equation-row input{width:100%;border:0;border-radius:5px;background:transparent;padding:0;outline:0}.equations-workspace .equation-name{height:22px;color:#496373;font-size:.69rem;font-weight:800}.equations-workspace .equation-name:focus{background:#fff;padding:0 6px;box-shadow:0 0 0 1px #8db9d7}.equations-workspace .equation-expression{height:31px;color:#1f3544;font:1.06rem/1.2 Cambria Math,STIX Two Math,Georgia,serif;letter-spacing:.01em;cursor:text}.equations-workspace .equation-expression::placeholder{color:#9dacb4;font:italic .8rem Manrope}.delete-equation{display:grid;width:28px;height:28px;place-items:center;padding:0;border:0;border-radius:6px;background:transparent;color:#9b6d6a;font-size:1.18rem;line-height:1}.delete-equation:hover{background:#fff0ee;color:#a64238}.calculator-keypad{align-self:start;background:#f8fafb}.keypad-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;padding:14px 16px 11px}.keypad-head b{font-size:.82rem}.keypad-head span{color:#798a94;font:.62rem 'DM Mono'}.keypad-tabs{display:flex;gap:4px;padding:0 13px 11px;border-bottom:1px solid #dce4e7}.keypad-tab{height:29px;border:0;border-radius:6px;background:transparent;color:#73838c;padding:0 10px;font-size:.68rem;font-weight:800}.keypad-tab.active{background:#e0f0fb;color:#24618d}.keypad-page{padding:13px}.keypad-page[hidden]{display:none}.calculator-grid{display:grid;gap:7px}.calculator-grid-main{grid-template-columns:repeat(4,1fr)}.calculator-grid-symbols,.calculator-grid-functions{grid-template-columns:repeat(3,1fr)}.calculator-grid button{min-height:43px;border:1px solid #d1dce1;border-radius:7px;background:#fff;color:#264152;font:700 .84rem Cambria Math,STIX Two Math,Georgia,serif}.calculator-grid button:hover{border-color:#76a8c9;background:#f0f8fd}.calculator-grid-main button:nth-child(4n){background:#e6f2fa;color:#28608b}.calculator-grid-main button:last-child{background:#f3e8df;color:#8a503a;font-family:Manrope}.calculator-grid-symbols button{padding:5px;font:800 .7rem Manrope}.calculator-grid-functions button{font-size:1rem}.symbol-intro{margin:0 0 10px;color:#6a7a83;font-size:.68rem;line-height:1.45}.keypad-tip{margin:0;padding:0 13px 14px;color:#71818b;font-size:.64rem;line-height:1.45}.equations-workspace .empty-equations{margin:16px;border:1px dashed #c8d4d9;background:#fafcfc;color:#71818b}@media(max-width:860px){.equation-studio-layout{grid-template-columns:1fr}.calculator-keypad{max-width:none}.equation-studio-head{flex-direction:column}.equation-add{width:100%}}@media(max-width:520px){.equations-workspace{padding:22px 14px}.equations-workspace .equation-row{grid-template-columns:22px 23px minmax(0,1fr) 25px;padding:12px 9px;gap:6px}.calculator-grid-symbols,.calculator-grid-functions{grid-template-columns:repeat(2,1fr)}}
.context-page header{position:relative}.context-back{color:#315f89;font-size:.75rem;font-weight:800;text-decoration:none;white-space:nowrap}.context-project{flex:1;font-size:.92rem;font-weight:700}.context-page-main{height:calc(100vh - 64px);padding:32px 3vw;background:var(--paper)}.context-page-main .context-grid-wrap{height:calc(100vh - 210px);max-height:none}
.training-workspace{min-height:calc(100vh - 64px);padding:54px 3vw 34px;overflow:auto;background:var(--paper)}.training-head small{font:.63rem 'DM Mono';color:var(--muted);letter-spacing:.08em}.training-head h1{margin:5px 0 7px;font-size:1.35rem}.training-head p{max-width:610px;margin:0;color:var(--muted);font-size:.82rem}.training-content{max-width:980px;margin-top:24px}.training-content .loss-panel{max-width:none}.autosave-note{margin:15px 0 0!important;color:#527a59!important;font:700 .66rem 'DM Mono'!important}
.learning-rate-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:980px;margin:0;padding:15px 17px;border:1px solid #9bbad5;border-radius:10px;background:#fffdf9}.learning-rate-panel small{font:700 .62rem 'DM Mono';letter-spacing:.08em;color:#315f89}.learning-rate-panel h2{margin:5px 0;font-size:1rem}.learning-rate-panel p{max-width:560px;margin:0;color:#486b85;font-size:.76rem}.learning-rate-panel label{display:grid;gap:6px;min-width:150px;margin:0;color:#315f89;font-size:.68rem;font-weight:800}.learning-rate-panel input{height:38px;border:1px solid #9bbad5;border-radius:6px;background:#fffefa;padding:0 9px;color:var(--ink);font:700 .82rem 'DM Mono';outline-color:#436f98}@media(max-width:700px){.learning-rate-panel{align-items:stretch;flex-direction:column}.learning-rate-panel label{min-width:0}}
.grader-panel{display:flex;align-items:start;justify-content:space-between;gap:20px;max-width:980px;margin:20px 0 0;padding:15px 17px;border:1px solid #9bbad5;border-radius:10px;background:#eef8ff}.grader-panel small{font:700 .62rem 'DM Mono';letter-spacing:.08em;color:#315f89}.grader-panel h2{margin:5px 0;font-size:1rem}.grader-panel p{max-width:525px;margin:0;color:#486b85;font-size:.76rem;line-height:1.55}.grader-panel label{display:grid;gap:6px;min-width:min(350px,42%);margin:0;color:#315f89;font-size:.68rem;font-weight:800}.grader-panel textarea{height:94px;min-height:94px;border-color:#9bbad5;outline-color:#436f98}.grader-panel output{color:#527a59;font:700 .65rem/1.45 'DM Mono'}@media(max-width:700px){.grader-panel{align-items:stretch;flex-direction:column}.grader-panel label{min-width:0}}
.local-grader-panel{display:grid;grid-template-columns:minmax(0,.85fr) minmax(370px,1.15fr);gap:22px;max-width:980px;margin:18px 0 0;padding:17px;border:1px solid #9bbad5;border-radius:10px;background:#f7fbfe}.local-grader-panel small{font:700 .62rem 'DM Mono';letter-spacing:.08em;color:#315f89}.local-grader-panel h2{margin:5px 0;font-size:1rem}.local-grader-panel p{max-width:430px;margin:0;color:#486b85;font-size:.76rem;line-height:1.55}.local-grader-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.local-grader-fields label{display:grid;gap:5px;margin:0;color:#315f89;font-size:.66rem;font-weight:800}.local-grader-fields input:not([type=checkbox]),.local-grader-fields select{width:100%;height:37px;border:1px solid #9bbad5;border-radius:6px;background:#fffefa;padding:0 8px;color:var(--ink);font:700 .75rem 'DM Mono';outline-color:#436f98}.local-grader-fields .local-grader-enabled{grid-column:1/-1;display:flex;align-items:center;gap:8px;color:#254e6c}.local-grader-enabled input{width:16px;height:16px;margin:0;accent-color:#436f98}.local-grader-fields output{grid-column:1/-1;padding:9px 10px;border-radius:6px;background:#eaf4fc;color:#315f89;font:.66rem/1.45 'DM Mono'}@media(max-width:760px){.local-grader-panel{grid-template-columns:1fr}.local-grader-fields{grid-template-columns:1fr}}
#pre-derived-workspace[hidden]{display:none!important}.pre-derived-workspace{min-height:calc(100vh - 64px);padding:54px 3vw 34px;overflow:auto;background:var(--paper)}.pre-derived-head small{font:.63rem 'DM Mono';color:var(--muted);letter-spacing:.08em}.pre-derived-head h1{margin:5px 0 7px;font-size:1.35rem}.pre-derived-head p{max-width:660px;margin:0;color:var(--muted);font-size:.82rem}.pre-derived-key{display:inline-block;margin:22px 0 16px;padding:9px 11px;border:1px solid #9bbad5;border-radius:6px;background:#eaf4fc;color:#315f89;font:700 .72rem 'DM Mono'}.pre-derived-graph{display:grid;gap:22px;max-width:1180px}.pre-derived-row{position:relative;display:grid;grid-template-columns:180px minmax(0,1fr);gap:16px;padding:16px;border:1px solid var(--line);border-radius:10px;background:#fffdf9}.pre-derived-row+.pre-derived-row:before{content:'';position:absolute;top:-23px;left:106px;width:1px;height:22px;background:#9c8b78}.pre-derived-row-label{display:grid;align-content:start;gap:5px}.pre-derived-row-label small{color:#527a59;font:700 .66rem 'DM Mono'}.pre-derived-row-label b{font-size:.82rem}.pre-derived-row-label span{color:var(--muted);font-size:.67rem;line-height:1.45}.pre-derived-cards{display:flex;flex-wrap:wrap;gap:10px;align-items:stretch}.pre-derived-card{display:grid;align-content:start;gap:6px;min-width:200px;max-width:300px;padding:12px;border:1px solid #d8e2e6;border-radius:7px;background:#fffefa}.pre-derived-card small{color:#527a59;font:700 .59rem 'DM Mono';letter-spacing:.04em}.pre-derived-card b{font-size:.75rem}.pre-derived-card code{min-width:0;color:#315f89;font:.69rem/1.45 'DM Mono';overflow-wrap:anywhere;white-space:normal}.derived-equation{border-color:#9bbad5;background:#eef8ff}.derived-equation b{color:#254e6c}.pre-derived-empty{align-self:center;max-width:520px;margin:0;padding:12px;border:1px dashed #a99783;border-radius:7px;color:var(--muted);font-size:.72rem;line-height:1.55}@media(max-width:760px){.pre-derived-workspace{padding-left:18px;padding-right:18px}.pre-derived-row{grid-template-columns:1fr}.pre-derived-row+.pre-derived-row:before{display:none}.pre-derived-card{min-width:100%}}
#network-workspace[hidden],#equations-workspace[hidden],#output-workspace[hidden],#context-workspace[hidden],#tensor-workspace[hidden],#training-workspace[hidden]{display:none!important}.tensor-workspace{min-height:calc(100vh - 64px);padding:54px 3vw 34px;overflow:auto;background:var(--paper)}.tensor-head small,.combined-tensor small{font:.63rem 'DM Mono';color:var(--muted);letter-spacing:.08em}.tensor-head h1{margin:5px 0 7px;font-size:1.35rem}.tensor-head p{max-width:610px;margin:0;color:var(--muted);font-size:.82rem}.tensor-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;max-width:1120px;margin-top:24px}.tensor-card{padding:16px;border:1px solid #9bbad5;border-radius:10px;background:#fffdf9}.tensor-card.disabled{border-color:var(--line);opacity:.58}.tensor-toggle{display:flex;align-items:center;gap:9px;margin:0;color:var(--ink);font-size:.88rem}.tensor-toggle input{width:17px;height:17px;accent-color:#436f98}.tensor-fields{display:grid;gap:10px;margin-top:18px}.tensor-grid-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.tensor-fields label{display:grid;gap:5px;margin:0;color:var(--muted);font-size:.66rem;font-weight:800}.tensor-fields input,.tensor-fields select{width:100%;height:37px;border:1px solid var(--line);border-radius:6px;background:#fffefa;padding:0 8px;color:var(--ink);font:700 .8rem 'DM Mono'}.tensor-card code{display:block;min-height:44px;margin-top:17px;padding:10px;border-radius:6px;background:#eef8ff;color:#315f89;font:.7rem/1.5 'DM Mono';white-space:normal}.combined-tensor{max-width:1120px;margin-top:16px;padding:17px 19px;border:1px solid #9bbad5;border-radius:10px;background:#eaf4fc}.combined-tensor b{display:block;margin-top:6px;color:#254e6c;font:800 1.1rem 'DM Mono'}.combined-tensor p{margin:7px 0 0;color:#486b85;font-size:.76rem}@media(max-width:900px){.tensor-cards{grid-template-columns:1fr}.tensor-workspace{padding-left:18px;padding-right:18px}}.source-section{margin-top:17px;border:1px solid #d8e2e6;border-radius:7px;background:#fffefa}.source-section summary{padding:10px 11px;color:#315f89;font-size:.8rem;font-weight:800;cursor:pointer}.source-section-body{padding:0 11px 12px}.source-section-body>p{margin:6px 0 10px;font-size:.7rem}.source-section .source-enabled{display:flex;align-items:center;gap:8px;margin:3px 0 12px;font-size:.73rem}.group-editor .source-section .source-enabled input{width:16px;height:16px;padding:0;accent-color:#436f98}.image-group-fields{display:grid;grid-template-columns:1fr 1fr;gap:8px}.image-group-fields label{display:grid;gap:4px;margin:0;font-size:.65rem}.image-group-fields input{width:100%}.previous-layer-source{margin-top:17px;padding:13px;border:1px solid #a9c9df;border-radius:7px;background:#eef8ff}.previous-layer-source small{font:.62rem 'DM Mono';letter-spacing:.08em;color:#527a59}.previous-layer-source b{display:block;margin-top:5px;color:#254e6c;font-size:.82rem}.previous-layer-source p{margin:6px 0 12px;color:#486b85;font-size:.69rem}.previous-layer-source label{margin:0 0 6px}.dynamic-sentence,.fixed-sentence{margin:4px 0 0!important;color:#315f89!important;font-size:.73rem!important;line-height:2.55!important}.group-editor .dynamic-sentence input,.group-editor .dynamic-sentence select,.group-editor .fixed-sentence input{display:inline-block;width:54px;height:29px;margin:0 2px;padding:0 4px;vertical-align:middle;font-size:.7rem}.group-editor .dynamic-sentence select{width:118px}.dynamic-requirement{margin:10px 0 0!important;padding:8px;border-left:3px solid #a98755;background:#fff7e8;color:#80531e!important;font-size:.67rem!important;line-height:1.45!important}
.equation-v7-role{display:grid;gap:5px;min-width:138px}.equation-v7-role select{height:30px;border:1px solid #b8ccd7;border-radius:6px;background:#fff;color:#315467;padding:0 8px;font:800 .67rem Manrope;outline-color:#4e91bd}