html,body{width:100%;height:100%}input::-ms-clear,input::-ms-reveal{display:none}*,*:before,*:after{box-sizing:border-box}html{font-family:sans-serif;line-height:1.15;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-ms-overflow-style:scrollbar;-webkit-tap-highlight-color:rgba(0,0,0,0)}@-ms-viewport{width:device-width}body{margin:0}[tabindex="-1"]:focus{outline:none}hr{box-sizing:content-box;height:0;overflow:visible}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5em;font-weight:500}p{margin-top:0;margin-bottom:1em}abbr[title],abbr[data-original-title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;border-bottom:0;cursor:help}address{margin-bottom:1em;font-style:normal;line-height:inherit}input[type=text],input[type=password],input[type=number],textarea{-webkit-appearance:none}ol,ul,dl{margin-top:0;margin-bottom:1em}ol ol,ul ul,ol ul,ul ol{margin-bottom:0}dt{font-weight:500}dd{margin-bottom:.5em;margin-left:0}blockquote{margin:0 0 1em}dfn{font-style:italic}b,strong{font-weight:bolder}small{font-size:80%}sub,sup{position:relative;font-size:75%;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}pre,code,kbd,samp{font-size:1em;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace}pre{margin-top:0;margin-bottom:1em;overflow:auto}figure{margin:0 0 1em}img{vertical-align:middle;border-style:none}a,area,button,[role=button],input:not([type=range]),label,select,summary,textarea{touch-action:manipulation}table{border-collapse:collapse}caption{padding-top:.75em;padding-bottom:.3em;text-align:left;caption-side:bottom}input,button,select,optgroup,textarea{margin:0;color:inherit;font-size:inherit;font-family:inherit;line-height:inherit}button,input{overflow:visible}button,select{text-transform:none}button,html [type=button],[type=reset],[type=submit]{-webkit-appearance:button}button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{padding:0;border-style:none}input[type=radio],input[type=checkbox]{box-sizing:border-box;padding:0}input[type=date],input[type=time],input[type=datetime-local],input[type=month]{-webkit-appearance:listbox}textarea{overflow:auto;resize:vertical}fieldset{min-width:0;margin:0;padding:0;border:0}legend{display:block;width:100%;max-width:100%;margin-bottom:.5em;padding:0;color:inherit;font-size:1.5em;line-height:inherit;white-space:normal}progress{vertical-align:baseline}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:none}[type=search]::-webkit-search-cancel-button,[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}summary{display:list-item}template{display:none}[hidden]{display:none!important}mark{padding:.2em;background-color:#feffe6}:root{--bg:#f6f8fc;--surface:#fff;--surface-soft:#edf2fa;--ink:#202b40;--muted:#7c899e;--border:#e1e7f1;--accent:#2867e8;--accent-soft:#eaf1ff;--violet:#9770e8;--teal:#209b90;--wrong:#ce5a64;--good:#238553;--good-bg:#e7f5ed;--wrong-bg:#fff0f1;--shadow:0 18px 60px #29456908;font-family:Segoe UI,Microsoft YaHei,system-ui,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}:root[data-theme=dark]{--bg:#10141d;--surface:#191f2b;--surface-soft:#242d3d;--ink:#e7edf8;--muted:#95a3ba;--border:#2b3547;--accent:#8ab4ff;--accent-soft:#212f48;--violet:#bb9af5;--teal:#6bd4c2;--wrong:#f18e99;--good:#75d3a3;--good-bg:#1c3a30;--wrong-bg:#42292f;--shadow:0 18px 60px #00000020}*{box-sizing:border-box}body{margin:0;min-width:320px}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}a{color:inherit;text-decoration:none}button,input{font:inherit}p,h1,h2,h3{margin:0}svg{flex-shrink:0}button{cursor:pointer}button:disabled{cursor:default}.app-shell{min-height:100dvh;display:flex;flex-direction:column;background:radial-gradient(ellipse at 30% -40%,var(--accent-soft),transparent 65%),var(--bg)}.topbar,.footer{width:min(1480px,calc(100% - 80px));margin:0 auto;display:flex;align-items:center;justify-content:space-between}.topbar{height:78px;flex-shrink:0}.brand{display:flex;align-items:center;gap:11px;font-weight:650;font-size:16px;color:var(--ink)}.brand>span:last-child{display:flex;align-items:center}.brand-mark{width:35px;height:35px;border:1px solid var(--border);border-radius:11px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent);font-size:19px;font-weight:700}.brand-divider{display:inline-block;height:13px;width:1px;background:var(--border);margin:0 13px}.header-meta{display:flex;align-items:center;gap:13px;color:var(--muted);font-size:11px}.header-meta .ant-tag{margin:0;background:var(--accent-soft);color:var(--accent);font-size:10px}.theme-switch{display:flex;align-items:center;gap:7px;border:1px solid var(--border);border-radius:24px;background:var(--surface);color:var(--muted);padding:8px 11px;font-size:10px}.theme-switch:hover{border-color:var(--accent);color:var(--accent)}.footer{height:42px;flex-shrink:0;font-size:10px;color:var(--muted);opacity:.8}.footer>span:last-child{display:flex;align-items:center;gap:6px}.footer a:hover{color:var(--accent)}.home-grid{width:min(1440px,calc(100% - 100px));margin:auto;flex:1;display:grid;grid-template-columns:1.04fr 1fr 1.12fr;gap:0 35px;align-content:center;align-items:center;padding:28px 0}.eyebrow{display:flex;align-items:center;gap:8px;color:var(--accent);font-size:10px;font-weight:650;letter-spacing:.12em}.tiny-dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}.hero-copy h1.ant-typography{font-size:clamp(32px,3.1vw,53px);font-weight:650;line-height:1.3;margin:23px 0;letter-spacing:-.035em;white-space:nowrap;color:var(--ink)}.text-blue{color:var(--accent)}.hero-copy>p{font-size:13px;color:var(--muted);line-height:1.95;max-width:345px}.hero-facts{display:flex;flex-wrap:wrap;gap:13px 17px;margin-top:24px;color:var(--ink);font-size:10px}.hero-facts>span{display:flex;align-items:center;gap:5px}.hero-facts svg{color:var(--accent);width:14px}.hero-annotation{display:flex;gap:13px;margin-top:29px}.annotation-line{width:2px;background:var(--border);margin:4px 0}.hero-annotation p{font-size:11px;line-height:1.9;color:var(--muted)}.start-panel{background:var(--surface);border:1px solid var(--border);border-radius:23px;box-shadow:var(--shadow);padding:27px}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:23px}.panel-kicker{font-size:17px;font-weight:650}.panel-heading p{font-size:12px;color:var(--muted);margin-top:7px}.step-label{font-size:10px;color:var(--muted);padding-top:4px;font-variant-numeric:tabular-nums}.mode-list{display:grid;gap:10px;margin-bottom:23px}.mode-card{display:flex;align-items:center;gap:12px;padding:15px 12px;border:1px solid var(--border);border-radius:13px;background:var(--surface);color:var(--ink);text-align:left;transition:background .2s,border .2s,transform .2s}.mode-card:hover{border-color:var(--accent);transform:translateY(-1px)}.mode-card.selected{background:var(--accent-soft);border-color:var(--accent)}.mode-icon{width:33px;height:33px;display:grid;place-items:center;background:var(--surface-soft);border-radius:10px;color:var(--muted)}.mode-card.selected .mode-icon{color:var(--accent);background:var(--surface)}.mode-main{flex:1;display:flex;flex-direction:column;gap:6px;min-width:0}.mode-main strong{font-size:13px;font-weight:600;display:flex;gap:7px;align-items:center}.mode-main small{font-size:10px;color:var(--muted);white-space:nowrap}.recommended{color:var(--accent);background:var(--surface);padding:1px 5px;border-radius:4px;font-size:9px;font-weight:400}.mode-meta{color:var(--muted);font-size:10px;text-align:right;line-height:1.8;white-space:nowrap}.mode-meta small{opacity:.7}.start-panel>.ant-btn{height:43px;font-size:13px;display:flex;gap:12px;align-items:center;justify-content:center;border-radius:11px}.panel-note{text-align:center;display:block;color:var(--muted);font-size:9px;margin-top:13px}.start-panel .resume-link{height:27px;margin:10px auto -8px;font-size:10px;color:var(--accent)}.home-note{grid-column:1/-1;text-align:center;font-size:10px;color:var(--muted);margin-top:32px;line-height:1.6}.inline-alert{margin-top:12px}.loading-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;min-height:250px}.algorithm-demo{position:relative;min-width:0;padding:22px 4px}.demo-orbit{position:absolute;inset:2% -7%;border:1px solid var(--border);border-radius:50%;opacity:.45;pointer-events:none}.orbit-one{transform:rotate(-26deg) scaleX(.85)}.orbit-two{transform:rotate(25deg) scaleX(.9)}.demo-heading{position:relative;display:flex;align-items:center;gap:11px;margin:0 8px 22px;color:var(--muted);font-size:11px;line-height:1.8}.demo-symbol{width:43px;height:43px;border-radius:15px;color:var(--accent);background:var(--accent-soft);display:grid;place-items:center}.demo-heading b{color:var(--ink);font-weight:500}.demo-heading button{margin-left:auto;border:0;background:var(--surface-soft);border-radius:15px;padding:4px 9px;color:var(--muted);font-size:9px}.demo-core{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:19px;padding:22px 16px 16px;box-shadow:var(--shadow);transform:perspective(1200px) rotateY(-5deg)}.demo-overline{font-size:8px;letter-spacing:.16em;color:var(--muted)}.demo-level{display:flex;align-items:baseline;gap:10px;color:var(--accent);font-size:41px;font-weight:500;letter-spacing:-.04em;margin:13px 5px 0}.demo-level span{color:var(--muted);font-size:10px;letter-spacing:0}.demo-process{display:flex;align-items:center;justify-content:center;gap:7px;color:var(--muted);font-size:9px;margin:11px 0 17px}.demo-next{display:flex;justify-content:space-between;align-items:center;gap:6px;background:var(--surface-soft);padding:11px 9px;border-radius:9px;font-size:9px;color:var(--muted)}.demo-next>span{display:flex;align-items:center;gap:6px}.demo-next b{font-weight:500;color:var(--accent);white-space:nowrap}.demo-bottom{position:relative;display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:24px;font-size:8px;color:var(--muted)}.demo-dots{display:flex;gap:5px}.demo-dots button{padding:0;border:0;width:5px;height:5px;border-radius:50%;background:var(--border);transition:width .4s,background .4s}.demo-dots button.active{background:var(--accent);width:19px;border-radius:4px}.assessment-layout{width:min(1160px,calc(100% - 80px));margin:auto;flex:1;display:grid;grid-template-columns:minmax(0,1.65fr) minmax(290px,1fr);gap:35px;align-content:center;align-items:center;padding:20px 0 28px}.assessment{min-width:0}.assessment-top{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:11px;margin-bottom:24px}.assessment-top a{display:flex;align-items:center;gap:5px}.assessment-top a:hover{color:var(--accent)}.assessment-top>.ant-btn{color:var(--muted);font-size:11px;padding-right:0}.assessment-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}.question-count{display:flex;align-items:baseline;gap:8px}.question-count strong{font-size:25px;font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}.question-count span{font-size:11px;color:var(--muted)}.timer{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums}.question-card{margin-top:18px;border:1px solid var(--border);border-radius:22px;background:var(--surface);padding:34px 30px 12px;text-align:center;box-shadow:var(--shadow)}.word-label{font-size:12px;color:var(--muted)}.word{font-size:clamp(30px,4.3vw,54px);font-weight:600;color:var(--ink);margin:20px 0 30px;line-height:1.25;overflow-wrap:anywhere;animation:word-enter .3s ease}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice.ant-btn{display:flex;justify-content:flex-start;align-items:center;gap:11px;min-height:62px;height:auto;padding:14px;text-align:left;border:1px solid var(--border);background:var(--surface);color:var(--ink);white-space:normal;box-shadow:none;border-radius:12px;font-size:13px}.choice.ant-btn>span{display:inline}.choice-letter{font-size:11px;color:var(--muted);background:var(--surface-soft);border-radius:7px;min-width:24px;height:24px;display:grid!important;place-items:center}.choice-text{flex:1;line-height:1.5}.choice.ant-btn:not(:disabled):hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.choice.ant-btn.correct:disabled{color:var(--good);background:var(--good-bg);border-color:var(--good)}.choice.correct .choice-letter{color:var(--good);background:var(--surface)}.choice.ant-btn.wrong:disabled{color:var(--wrong);background:var(--wrong-bg);border-color:var(--wrong)}.choice.wrong .choice-letter{color:var(--wrong);background:var(--surface)}.choice.ant-btn.pending:disabled{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.choice.ant-btn.muted:disabled{color:var(--muted);background:var(--surface);opacity:.55;border-color:var(--border)}.choice.ant-btn:disabled{cursor:default;color:var(--muted);background:var(--surface-soft)}.feedback-slot{height:52px;display:flex;align-items:center;justify-content:center}.unknown-choice.ant-btn{font-size:12px;color:var(--muted);height:32px}.feedback{display:flex;align-items:center;gap:6px;font-size:12px}.feedback.good{color:var(--good)}.feedback.bad{color:var(--wrong)}.feedback>span{color:var(--muted);font-size:10px;margin-left:6px}.assessment-hint{font-size:10px;color:var(--muted);text-align:center;margin-top:15px}.algorithm-panel{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:23px 21px;min-width:0;box-shadow:var(--shadow)}.panel-eyebrow{display:flex;align-items:center;gap:7px;color:var(--teal);font-size:9px;letter-spacing:.09em}.live-dot{width:5px;height:5px;border-radius:50%;background:var(--teal);display:inline-block;box-shadow:0 0 0 3px color-mix(in srgb,var(--teal) 12%,transparent);animation:breathe 2.8s infinite}.live-count{margin-left:auto;color:var(--muted);font-size:9px;letter-spacing:0}.algorithm-title{display:flex;align-items:center;justify-content:space-between;margin:14px 0 21px}.algorithm-title h2{font-size:17px;font-weight:600}.algorithm-title>svg{color:var(--muted)}.ability-readout{display:flex;justify-content:space-between;gap:15px}.ability-readout>div{display:flex;flex-direction:column;gap:7px}.ability-readout span{font-size:10px;color:var(--muted)}.ability-readout strong{font-size:30px;color:var(--accent);line-height:1.2;font-weight:500;letter-spacing:-.03em}.ability-readout strong small{font-size:10px;color:var(--muted);margin-left:9px;letter-spacing:0;font-weight:400}.se-readout{text-align:right}.se-readout b{font-size:21px;font-weight:500;color:var(--ink)}.ability-chart svg{width:100%;display:block;overflow:visible}.ability-chart{margin-top:8px;min-width:0}.chart-grid{stroke:var(--border);stroke-width:1}.chart-grid.vertical{stroke-dasharray:2 5;opacity:.7}.chart-tick{fill:var(--muted);font-size:10px}.chart-legend{display:flex;justify-content:center;gap:12px;color:var(--muted);font-size:8px;margin-top:6px;flex-wrap:wrap}.chart-legend>span{display:flex;gap:4px;align-items:center}.chart-legend i{width:6px;height:6px;border-radius:50%;background:var(--accent)}.chart-legend>span:nth-child(2) i{border-radius:1px;opacity:.3}.chart-legend>span:nth-child(3) i{background:var(--teal)}.selection-heading{display:flex;align-items:center;justify-content:space-between;gap:6px;border-top:1px solid var(--border);padding-top:19px;margin-top:19px}.selection-heading>span:first-child{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:600}.strategy-tag{font-size:9px;color:var(--accent);padding:4px 7px;background:var(--accent-soft);border-radius:6px;white-space:nowrap}.algorithm-description{color:var(--muted);font-size:10px;line-height:1.85;margin-top:11px}.decision-metrics{display:grid;grid-template-columns:1fr 1.2fr 1.1fr;gap:12px;margin-top:16px}.decision-metrics>div{display:flex;flex-direction:column;gap:8px}.decision-metrics span{font-size:9px;color:var(--muted)}.decision-metrics b{display:flex;align-items:center;font-size:17px;font-weight:500;gap:3px;font-variant-numeric:tabular-nums}.decision-metrics small{display:inline-flex;align-items:center;font-size:9px;color:var(--muted)}.algorithm-details{font-size:9px;color:var(--muted);margin-top:18px;border-top:1px solid var(--border);padding-top:12px;line-height:1.8}.algorithm-details summary{cursor:pointer}.algorithm-details p{margin-top:8px}.algorithm-details code{display:block;color:var(--accent);margin-top:8px;font-size:9px}.chart-empty{min-height:130px;display:grid;place-items:center;font-size:11px;color:var(--muted)}.report-page{width:min(1180px,calc(100% - 80px));margin:auto;flex:1;padding:20px 0 24px;display:flex;flex-direction:column;justify-content:center}.report-heading{display:flex;justify-content:space-between;gap:20px;align-items:center}.report-heading h1{font-size:26px;font-weight:600;letter-spacing:-.02em;margin:9px 0}.report-heading p{font-size:11px;color:var(--muted);line-height:1.6}.report-actions{display:flex;gap:9px}.report-actions .ant-btn{font-size:11px;height:34px;display:flex;align-items:center;gap:7px}.report-hero{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:23px 25px;display:flex;align-items:center;gap:29px;margin-top:20px;box-shadow:var(--shadow)}.level-badge{display:flex;flex-direction:column;min-width:160px;gap:8px}.level-badge>span{font-size:10px;color:var(--muted)}.level-badge>strong{font-size:46px;line-height:1;font-weight:600;color:var(--accent)}.level-badge>small{font-size:9px;color:var(--muted)}.level-chinese{font-size:12px;font-weight:500;color:var(--ink)}.report-ladder{flex:1;min-width:0;border-left:1px solid var(--border);padding-left:26px}.report-ladder>p{font-size:8px;color:var(--muted);margin-top:12px;text-align:center}.scale-caption{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);gap:10px;margin-bottom:10px}.scale-caption>span:last-child{color:var(--accent)}.level-steps{display:grid;grid-template-columns:repeat(18,1fr);gap:4px;height:75px;align-items:end;position:relative;padding-bottom:17px}.level-step{height:100%;position:relative;display:flex;flex-direction:column;justify-content:flex-end;align-items:stretch}.level-step i{height:var(--step-height);background:var(--surface-soft);border-radius:4px 4px 2px 2px;transition:background .5s}.level-step>span{position:absolute;bottom:-17px;width:100%;text-align:center;font-size:8px;color:var(--muted)}.level-step.in-range i{background:color-mix(in srgb,var(--accent) 24%,var(--surface))}.level-step.current i{background:var(--accent);box-shadow:0 0 17px color-mix(in srgb,var(--accent) 16%,transparent)}.level-step.current>span{color:var(--accent);font-weight:700}.level-step b{position:absolute;bottom:calc(var(--step-height,60%) + 8px);top:-5px;left:50%;transform:translate(-50%);font-size:9px;line-height:17px;height:17px;min-width:21px;text-align:center;background:var(--accent);color:var(--surface);border-radius:5px}.scale-groups{display:grid;grid-template-columns:repeat(3,1fr);text-align:center;gap:7px;font-size:8px;color:var(--muted);margin-top:13px}.scale-groups span{border-top:1px solid var(--border);padding-top:7px}.stats{margin-left:auto;display:flex;gap:24px;min-width:150px}.stats>div{display:flex;flex-direction:column;gap:8px}.stats strong{font-size:24px;font-weight:500;color:var(--ink);font-variant-numeric:tabular-nums}.stats strong small{font-size:12px;color:var(--muted)}.stats span{font-size:9px;color:var(--muted)}.report-tabs{margin-top:9px}.report-tabs .ant-tabs-nav{margin-bottom:12px}.report-tabs .ant-tabs-tab{font-size:12px;padding:12px 0}.report-columns{display:grid;grid-template-columns:1fr 1fr;gap:15px}.report-block{background:var(--surface);border:1px solid var(--border);border-radius:15px;padding:19px 22px;min-width:0}.report-block h3{font-size:13px;font-weight:600;margin-bottom:16px;color:var(--ink)}.group-row{display:grid;grid-template-columns:108px 1fr 40px;gap:12px;align-items:center;margin-top:14px}.group-row>div:first-child{display:flex;flex-direction:column;gap:5px}.group-row strong{font-size:11px;font-weight:500;color:var(--ink)}.group-row small{font-size:9px;color:var(--muted)}.group-row b{font-size:11px;text-align:right;color:var(--muted);font-weight:500}.group-row .ant-progress{margin:0}.sample-note{font-size:9px;line-height:1.7;color:var(--muted);margin-top:15px}.recommendation{font-size:12px;line-height:1.85;color:var(--muted);margin-bottom:14px}.evidence-words{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-top:10px}.evidence-label{display:flex;align-items:center;gap:4px;font-size:10px;color:var(--muted);min-width:58px}.evidence-words .ant-tag{font-size:10px;border:0;background:var(--surface-soft);color:var(--muted);margin:0;padding:0 6px}.muted-text{font-size:10px;color:var(--muted)}.report-method-note{display:flex;align-items:baseline;gap:13px;font-size:9px;color:var(--muted);line-height:1.7;margin-top:12px}.report-method-note>span{white-space:nowrap}.answers-panel{border:1px solid var(--border);background:var(--surface);border-radius:12px;overflow:hidden;padding:7px 13px 0}.answers-panel .ant-table{font-size:11px}.answers-panel .ant-table-thead>tr>th{background:var(--surface-soft);color:var(--muted);font-weight:500}.answer-word{color:var(--ink);font-size:12px;font-weight:500}.answer-correct,.answer-wrong{display:flex;align-items:center;gap:6px}.answer-correct{color:var(--good)}.answer-wrong{color:var(--wrong)}.answers-panel .ant-pagination{margin:10px 0!important}.trajectory-chart svg{width:100%;display:block}.trajectory-readout{display:flex;justify-content:center;gap:12px;font-size:9px;color:var(--muted)}.trajectory-readout b{color:var(--accent);font-weight:500}.trajectory-chart g[role=button]{cursor:pointer}@keyframes word-enter{0%{opacity:.2;transform:translateY(6px)}to{opacity:1;transform:none}}@keyframes breathe{50%{box-shadow:0 0 0 5px color-mix(in srgb,var(--teal) 4%,transparent)}}@media(min-width:1001px)and (max-height:760px){.topbar{height:60px}.footer{height:30px}.home-grid{padding:16px 0}.start-panel{padding:22px}.panel-heading{margin-bottom:17px}.mode-card{padding:11px 10px}.mode-list{margin-bottom:17px}.home-note{margin-top:22px}.hero-copy h1.ant-typography{margin:18px 0}.algorithm-demo{padding:14px 4px}.demo-heading{margin-bottom:14px}.demo-bottom{margin-top:17px}.assessment-layout{padding:10px 0 16px;gap:27px}.assessment-top{margin-bottom:14px}.question-card{padding:25px 26px 8px;margin-top:14px}.word{font-size:44px;margin:17px 0 24px}.choice.ant-btn{min-height:54px;padding:11px}.feedback-slot{height:45px}.algorithm-panel{padding:19px}.algorithm-title{margin:12px 0 16px}.selection-heading{margin-top:15px;padding-top:15px}.algorithm-details{margin-top:13px}.report-page{padding:12px 0}.report-heading h1{font-size:23px}.report-hero{padding:17px 23px;margin-top:14px}.level-badge>strong{font-size:40px}.report-block{padding:15px 19px}.report-block h3{margin-bottom:11px}.sample-note{margin-top:11px}.report-tabs .ant-tabs-tab{padding:9px 0}.group-row{margin-top:11px}}@media(min-width:761px)and (max-height:640px){.topbar{height:49px}.footer{height:24px}.home-grid{gap:0 24px;padding:10px 0}.hero-copy h1.ant-typography{font-size:33px}.hero-annotation{display:none}.start-panel{padding:17px}.panel-heading{margin-bottom:13px}.panel-kicker{font-size:15px}.mode-list{gap:7px;margin-bottom:13px}.mode-card{padding:9px}.home-note{margin-top:15px}.demo-core{padding:15px 12px}.demo-heading{margin-bottom:10px}.demo-level{font-size:33px;margin-top:8px}.demo-bottom{margin-top:13px}.assessment-top{margin-bottom:7px}.question-count strong{font-size:21px}.question-card{padding:19px 24px 5px;margin-top:9px}.word{font-size:38px;margin:12px 0 19px}.choice.ant-btn{min-height:48px;padding:9px}.feedback-slot{height:40px}.assessment-hint{margin-top:9px}.algorithm-panel{padding:15px 18px}.algorithm-title{margin:10px 0 13px}.algorithm-title h2{font-size:15px}.ability-readout strong{font-size:26px}.algorithm-panel .ability-chart svg{max-height:138px}.selection-heading{padding-top:12px;margin-top:12px}.decision-metrics{margin-top:12px}.algorithm-description{margin-top:8px}.algorithm-details{margin-top:11px;padding-top:9px}.report-heading h1{font-size:20px}.report-hero{padding:13px 20px;margin-top:11px}.level-badge{gap:6px}.level-badge>strong{font-size:34px}.level-steps{height:60px}.report-block{padding:12px 17px}.report-tabs{margin-top:4px}.recommendation{font-size:11px;margin-bottom:8px}.evidence-words,.report-method-note{margin-top:7px}}@media(max-width:1190px)and (min-width:761px){.home-grid{width:calc(100% - 64px);grid-template-columns:1fr 1.1fr;gap:0 35px}.hero-copy{grid-column:1;grid-row:1}.algorithm-demo{grid-column:1;grid-row:2;padding:16px 0 0;max-width:360px}.demo-heading,.demo-bottom,.demo-orbit,.demo-overline,.demo-process{display:none}.demo-core{display:grid;grid-template-columns:70px 1fr;padding:10px;transform:none;border-radius:13px;align-items:center}.demo-level{font-size:28px;display:flex;flex-direction:column;gap:5px;margin:5px}.demo-level span{font-size:9px}.demo-core .ability-chart{margin:0}.demo-core .chart-legend{display:none}.demo-core .demo-next{grid-column:1/-1;margin-top:4px;padding:8px 10px}.demo-core .ability-chart svg{max-height:100px}.start-panel{grid-column:2;grid-row:1/3}.hero-copy h1.ant-typography{font-size:42px;margin:15px 0}.hero-annotation{display:none}.home-note{grid-row:3}.assessment-layout{width:calc(100% - 56px);gap:23px;grid-template-columns:minmax(0,1.5fr) minmax(270px,1fr)}.algorithm-panel{padding:18px 16px}.report-hero{gap:22px}.stats{gap:16px;min-width:125px}.level-badge{min-width:145px}.report-ladder{padding-left:19px}}@media(max-width:760px){.topbar,.footer{width:calc(100% - 32px)}.topbar{height:58px}.brand{font-size:12px;gap:8px}.brand-divider{margin:0 8px}.brand-mark{width:29px;height:29px;font-size:15px}.header-meta{gap:7px}.header-meta>span:first-child,.theme-switch>span{display:none}.theme-switch{padding:7px}.footer{height:30px;font-size:8px}.footer>span:last-child{display:none}.home-grid{width:min(480px,calc(100% - 36px));grid-template-columns:1fr;gap:14px;padding:12px 0}.hero-copy h1.ant-typography{font-size:33px;margin:11px 0;line-height:1.25}.hero-copy>p{font-size:10px;line-height:1.8;max-width:none}.desktop-break{display:none}.hero-facts{margin-top:11px;font-size:8px;gap:11px}.hero-facts svg{width:12px}.hero-annotation{display:none}.eyebrow{font-size:8px}.algorithm-demo{padding:0}.demo-heading,.demo-bottom,.demo-orbit,.demo-overline,.demo-process,.demo-next{display:none}.demo-core{display:grid;grid-template-columns:80px 1fr;padding:4px 12px;transform:none;border-radius:13px;align-items:center;background:var(--accent-soft);border-color:transparent}.demo-core .ability-chart{margin:0}.demo-core .ability-chart svg{max-height:80px}.demo-core .chart-legend{display:none}.demo-level{margin:0;font-size:25px;display:flex;flex-direction:column;gap:1px}.demo-level span{font-size:8px}.start-panel{padding:18px;border-radius:18px}.panel-heading{margin-bottom:14px}.panel-kicker{font-size:15px}.panel-heading p{font-size:10px;margin-top:5px}.mode-card{padding:10px;gap:10px}.mode-list{gap:7px;margin-bottom:14px}.mode-main small{font-size:10px}.mode-main strong{font-size:12px}.mode-icon{width:31px;height:31px}.start-panel>.ant-btn{height:40px;font-size:12px}.panel-note{font-size:8px;margin-top:10px}.start-panel .resume-link{font-size:9px;margin-top:6px}.home-note{margin:0;font-size:8px;grid-column:1}.assessment-layout{width:calc(100% - 32px);display:flex;flex-direction:column;justify-content:center;gap:15px;padding:12px 0 18px}.assessment{width:100%}.assessment-top{margin-bottom:12px}.question-card{padding:24px 18px 8px;margin-top:13px;border-radius:17px}.word{font-size:36px;margin:20px 0 25px}.choice-grid{grid-template-columns:1fr 1fr;gap:9px}.choice.ant-btn{min-height:57px;padding:11px;gap:8px;font-size:12px}.choice-letter{min-width:21px;height:22px;font-size:10px}.feedback-slot{height:46px}.assessment-hint{font-size:9px;margin-top:10px}.algorithm-panel{width:100%;padding:15px 17px;display:grid;grid-template-columns:1fr 1fr;gap:0 16px;border-radius:15px}.panel-eyebrow{grid-column:1/-1;font-size:8px}.algorithm-title{margin:11px 0;grid-column:1}.algorithm-title h2{font-size:12px}.algorithm-title>svg{display:none}.ability-readout{grid-column:1;grid-row:3}.ability-readout span{font-size:8px}.ability-readout strong{font-size:22px}.ability-readout strong small{font-size:8px;margin-left:5px}.se-readout{display:none!important}.algorithm-panel>.ability-chart{grid-column:2;grid-row:2/4;align-self:center;margin-top:0}.algorithm-panel .chart-legend{font-size:6px;gap:5px;margin-top:1px}.algorithm-panel .chart-legend>span:nth-child(2){display:none}.selection-heading{grid-column:1/-1;padding-top:12px;margin-top:11px}.selection-heading>span:first-child{font-size:10px}.strategy-tag{font-size:8px;padding:3px 5px}.algorithm-description{grid-column:1/-1;font-size:9px;margin-top:7px;line-height:1.7}.decision-metrics{grid-column:1/-1;margin-top:10px}.decision-metrics span{font-size:8px}.decision-metrics b{font-size:14px}.decision-metrics>div{gap:5px}.algorithm-details{grid-column:1/-1;margin-top:11px;padding-top:9px;font-size:8px}.report-page{width:calc(100% - 32px);padding:13px 0}.report-heading{gap:11px;align-items:flex-start;flex-direction:column}.report-heading h1{font-size:21px;margin:7px 0}.report-heading p{font-size:9px}.report-actions .ant-btn{height:29px;font-size:10px}.report-hero{padding:16px;margin-top:13px;display:grid;grid-template-columns:1fr 1fr;gap:17px}.level-badge{min-width:0;gap:6px}.level-badge>strong{font-size:36px}.level-badge>span,.level-badge>small{font-size:8px}.level-chinese{font-size:10px}.stats{grid-column:2;grid-row:1;min-width:0;gap:18px}.stats strong{font-size:22px}.stats span{font-size:8px}.report-ladder{grid-column:1/-1;border-left:0;border-top:1px solid var(--border);padding:14px 0 0}.level-steps{height:55px;gap:3px}.scale-caption{font-size:9px;margin-bottom:7px}.level-step>span{font-size:7px}.scale-groups{font-size:7px;margin-top:10px}.report-ladder>p{font-size:7px;margin-top:9px}.report-tabs{margin-top:4px}.report-tabs .ant-tabs-tab{font-size:10px;padding:9px 0}.report-tabs .ant-tabs-tab+.ant-tabs-tab{margin-left:23px}.report-tabs .ant-tabs-nav{margin-bottom:9px}.report-columns{grid-template-columns:1fr;gap:11px}.report-block{padding:15px 17px}.report-block h3{font-size:11px;margin-bottom:12px}.group-row{margin-top:11px;grid-template-columns:100px 1fr 35px}.group-row strong{font-size:10px}.group-row small{font-size:8px}.group-row b{font-size:10px}.sample-note{font-size:8px;margin-top:12px}.recommendation{font-size:11px}.report-method-note{font-size:8px;margin-top:9px}.answers-panel{padding:5px 8px}.answers-panel .ant-table{font-size:10px}.answers-panel .ant-table-cell{padding:8px 5px!important}.report-columns:has(.trajectory-chart) .report-block{padding:12px}.report-columns:has(.trajectory-chart) .ability-chart svg,.trajectory-chart svg{max-height:120px}.report-columns:has(.trajectory-chart) .sample-note{font-size:7px;margin-top:7px}}@media(max-width:760px)and (max-height:740px){.topbar{height:47px}.footer{height:24px}.home-grid{padding:8px 0;gap:10px}.hero-copy h1.ant-typography{font-size:28px;margin:8px 0}.hero-copy>p{font-size:9px}.hero-facts{margin-top:8px;font-size:7px}.demo-core .ability-chart svg{max-height:55px}.demo-core{padding:2px 10px}.demo-level{font-size:21px}.start-panel{padding:14px}.panel-heading{margin-bottom:10px}.panel-kicker{font-size:13px}.mode-card{padding:8px}.mode-list{gap:6px;margin-bottom:11px}.mode-meta,.mode-main small{font-size:9px}.mode-icon{width:27px;height:27px}.start-panel>.ant-btn{height:36px}.panel-note{margin-top:8px}.home-note{font-size:7px}.assessment-layout{gap:11px;padding:8px 0 12px}.assessment-top{margin-bottom:7px}.question-count strong{font-size:20px}.question-card{padding:17px 14px 4px;margin-top:9px}.word{font-size:31px;margin:13px 0 19px}.word-label{font-size:10px}.choice.ant-btn{min-height:49px;padding:9px;font-size:11px}.feedback-slot{height:39px}.assessment-hint{margin-top:7px;font-size:8px}.algorithm-panel{padding:12px 14px;gap:0 13px}.algorithm-title{margin:8px 0}.ability-readout strong{font-size:19px}.algorithm-panel .ability-chart svg{max-height:83px}.selection-heading{padding-top:8px;margin-top:8px}.algorithm-description{font-size:8px;line-height:1.6;margin-top:6px}.decision-metrics{margin-top:8px}.decision-metrics b{font-size:13px}.decision-metrics span{font-size:7px}.algorithm-details{margin-top:8px;padding-top:7px}.report-heading{gap:7px}.report-heading h1{font-size:18px}.report-hero{padding:12px 14px;margin-top:11px;gap:11px}.level-badge>strong{font-size:30px}.level-badge{gap:4px}.report-ladder{padding-top:11px}.level-steps{height:43px}.scale-caption{font-size:8px;margin-bottom:5px}.scale-groups{font-size:6px;margin-top:8px}.report-ladder>p{font-size:6px;margin-top:6px}.report-block{padding:12px 15px}.report-block h3{margin-bottom:9px}.group-row{margin-top:9px}.report-method-note{font-size:7px;margin-top:7px}.sample-note{margin-top:9px;font-size:7px}.report-tabs .ant-tabs-tab{padding:7px 0}.report-tabs .ant-tabs-nav{margin-bottom:7px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.profile-greeting{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted);margin:-6px 0 15px;gap:15px}.profile-greeting>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-greeting button{border:0;padding:0;background:none;color:var(--accent);font-size:9px;white-space:nowrap}.onboarding-copy{color:var(--muted);font-size:12px;line-height:1.8;margin:12px 0 18px}.data-notice{padding:16px;background:var(--surface-soft);border-radius:12px;margin:18px 0;color:var(--muted);font-size:11px;line-height:1.9}.data-notice strong{color:var(--ink);font-weight:600}.data-notice p{margin-top:8px}.profile-modal .ant-checkbox-wrapper{font-size:12px}.feedback-reasons{margin-top:20px}.feedback-reasons>p{font-size:12px;color:var(--muted);margin-bottom:10px}.feedback-reasons .ant-checkbox-group{display:grid;grid-template-columns:1fr 1fr;gap:12px}.feedback-reasons .ant-checkbox-wrapper{font-size:12px}.admin-login{width:min(380px,calc(100% - 36px));margin:auto;padding:32px;border:1px solid var(--border);border-radius:23px;background:var(--surface);box-shadow:var(--shadow)}.admin-shield{display:grid;place-items:center;width:52px;height:52px;border-radius:17px;background:var(--accent-soft);color:var(--accent);margin-bottom:23px}.admin-login h1{font-size:25px;margin:12px 0}.admin-login>p{font-size:12px;color:var(--muted);line-height:1.8;margin-bottom:24px}.admin-page{width:min(1280px,calc(100% - 80px));flex:1;margin:0 auto;padding:36px 0}.admin-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.admin-heading h1{font-size:28px;font-weight:600;margin:10px 0}.admin-heading p{font-size:12px;color:var(--muted)}.admin-toolbar{display:flex;gap:9px}.admin-toolbar .ant-btn,.admin-filter .ant-btn{display:flex;align-items:center;justify-content:center;font-size:12px;gap:7px}.admin-filter{display:flex;justify-content:space-between;gap:16px}.admin-filter>div{display:flex;gap:10px}.admin-export-note{font-size:10px;color:var(--muted);line-height:1.8;margin:16px 0}.admin-table{border:1px solid var(--border);border-radius:15px;background:var(--surface);overflow:hidden;padding:0 14px}.admin-table .ant-table{font-size:11px}.admin-cell{display:flex;flex-direction:column;gap:7px;max-width:250px;overflow-wrap:anywhere}.admin-cell strong{font-weight:500}.admin-cell small{font-size:9px;color:var(--muted)}.admin-cell .session-id{font-family:monospace;letter-spacing:.04em}.admin-cell .ant-tag{width:max-content;font-size:10px}.admin-row-actions{display:flex;gap:6px}.admin-row-actions .ant-btn{font-size:10px}.admin-footnote{font-size:10px;color:var(--muted);line-height:1.8;margin-top:15px}.admin-detail>p{font-size:12px;color:var(--muted);line-height:1.9;margin-top:20px}.admin-detail>.ant-btn{margin-top:16px}.admin-detail .level-scale{margin:15px 0 30px}.ant-modal .ant-radio-button-wrapper{font-size:12px}@media(max-width:760px){.profile-greeting{margin:-3px 0 11px;font-size:9px}.admin-page{width:calc(100% - 32px);padding:20px 0}.admin-heading{align-items:flex-start;flex-direction:column;gap:14px;margin-bottom:20px}.admin-heading h1{font-size:23px}.admin-filter{flex-direction:column;align-items:flex-start}.admin-filter>div{width:100%;flex-wrap:wrap}.admin-filter .ant-input-search{width:auto!important;flex:1;min-width:160px}.admin-export-note{font-size:9px}.admin-table{padding:0 8px}.admin-footnote{font-size:8px}.feedback-reasons .ant-checkbox-group{grid-template-columns:1fr}.profile-modal .data-notice{font-size:10px}}@media(min-width:761px)and (max-height:640px){.report-heading h1{font-size:19px;margin:5px 0}.report-heading .eyebrow{font-size:8px}.report-heading p{font-size:9px}.report-hero{padding:12px 20px;gap:20px}.report-hero .scale-caption{font-size:9px;margin-bottom:5px}.report-hero .level-steps{height:39px}.report-hero .scale-groups{margin-top:9px}.report-hero .scale-groups>span{padding-top:4px}.report-ladder>p{display:none}.report-block{padding:11px 16px}.report-block h3{font-size:11px;margin-bottom:8px}.group-row{margin-top:8px}.group-row>div:first-child{gap:3px}.group-row strong{font-size:10px}.group-row small{font-size:8px}.sample-note{font-size:8px;line-height:1.5;margin-top:9px}.recommendation{font-size:10px;line-height:1.7;margin-bottom:8px}.evidence-words{margin-top:6px}.evidence-words .ant-tag,.evidence-label{font-size:9px}.report-tabs .ant-tabs-tab{font-size:11px;padding:8px 0}.report-tabs .ant-tabs-nav{margin-bottom:9px}.report-method-note{font-size:8px;margin-top:8px}.admin-page{padding:18px 0}.admin-heading{margin-bottom:18px}.admin-heading h1{font-size:23px;margin:7px 0}.admin-heading p{font-size:10px}.admin-table .ant-table-cell{padding:8px!important}.admin-cell{gap:5px}}@media(max-width:760px)and (max-height:740px){.test-shell .footer,.app-shell:has(.report-page) .footer{display:none}.algorithm-panel{padding:11px 13px}.algorithm-title{margin:6px 0}.algorithm-details{padding-top:6px;margin-top:7px}.selection-heading{margin-top:7px;padding-top:7px}.report-heading .eyebrow{display:none}.report-heading h1{margin:3px 0 5px}.report-page{padding:8px 0}.report-hero{padding:10px 13px;gap:9px;margin-top:9px}.report-ladder{padding-top:10px}.level-steps{height:32px}.scale-caption{margin-bottom:5px;font-size:8px}.scale-groups{margin-top:8px}.scale-groups>span{padding-top:4px}.report-ladder>p{margin-top:6px}.report-block{padding:11px 14px}.report-block h3{margin-bottom:8px;font-size:11px}.group-row{margin-top:8px}.group-row>div:first-child{gap:3px}.group-row small{font-size:7px}.sample-note{font-size:7px;line-height:1.5;margin-top:9px}.report-tabs .ant-tabs-tab{padding:7px 0;font-size:10px}.report-method-note{font-size:7px;line-height:1.5;margin-top:7px}.report-hero .level-badge>strong{font-size:28px}.admin-heading{gap:10px;margin-bottom:14px}.admin-page{padding:14px 0}.admin-heading h1{font-size:21px;margin:7px 0}.admin-filter{gap:9px}.admin-filter>div{gap:6px}.admin-export-note{margin:11px 0}.admin-cell{gap:4px}.admin-table .ant-table-cell{padding:7px!important}.admin-footnote{margin-top:10px}}.admin-cell small{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}.demo-core:after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(120deg,transparent 20%,color-mix(in srgb,var(--accent) 5%,transparent),transparent 80%);opacity:.7}.demo-core{transition:box-shadow .4s,transform .4s}.algorithm-demo:hover .demo-core{transform:perspective(1200px) rotateY(0);box-shadow:0 20px 60px color-mix(in srgb,var(--accent) 9%,transparent)}.app-shell:has(.report-page) .footer{display:none}.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:180px}.plot-switch{display:flex;gap:6px;margin-bottom:7px}.plot-switch button{font-size:9px;background:transparent;color:var(--muted);border:0;border-radius:6px;padding:5px 8px}.plot-switch button.selected{color:var(--accent);background:var(--accent-soft)}@media(min-width:761px)and (max-height:760px){.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:140px}.report-hero .level-steps{height:60px}.report-ladder>p{margin-top:8px}}@media(min-width:761px)and (max-height:640px){.report-hero .level-steps{height:39px}.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:105px}}@media(max-width:760px){.test-shell .footer{display:none}.mobile-algorithm .ability-chart svg,.mobile-algorithm .trajectory-chart svg{max-height:125px}.mobile-algorithm .sample-note{font-size:7px}.mobile-algorithm{padding:12px 15px}.mobile-algorithm .chart-legend{font-size:7px}}@media(max-width:760px)and (max-height:740px){.assessment-layout{padding-bottom:8px;gap:9px}.mobile-algorithm .ability-chart svg,.mobile-algorithm .trajectory-chart svg{max-height:85px}.mobile-algorithm{padding:10px 13px}.mobile-algorithm .sample-note{margin-top:7px;font-size:7px}.mobile-algorithm .trajectory-readout{font-size:8px}.mobile-algorithm .chart-legend{margin-top:3px;font-size:6px}}.app-shell:has(.admin-page) .footer{display:none}.admin-table .ant-table-cell{padding:8px 10px!important;line-height:1.4}.admin-cell{gap:4px;line-height:1.4}.admin-cell small{line-height:1.4}.admin-page{padding:28px 0}.admin-heading{margin-bottom:22px}@media(max-width:760px){.admin-page{padding:18px 0}.admin-heading{margin-bottom:17px}.admin-table .ant-table-cell{padding:7px 8px!important}.admin-cell{gap:3px}}@media(max-height:740px){.admin-page{padding:15px 0}.admin-heading{margin-bottom:15px}}.admin-cell strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-cell small{-webkit-line-clamp:1}.formula-home.home-grid{width:min(1460px,calc(100% - 80px));grid-template-columns:minmax(0,1fr) 370px;gap:24px 40px;align-items:center;align-content:center;padding:25px 0}.formula-home .hero-copy{grid-column:1;grid-row:1}.formula-home .hero-copy h1.ant-typography{font-size:clamp(27px,2.65vw,43px);margin:12px 0 10px;line-height:1.25;letter-spacing:-.04em;white-space:normal}.formula-home .hero-copy>p{font-size:12px;max-width:none}.formula-home>.formula-engine{grid-column:1;grid-row:2}.formula-home>.start-panel{grid-column:2;grid-row:1/3;padding:28px 24px;align-self:stretch;display:flex;flex-direction:column;justify-content:center}.formula-home .home-note{grid-row:3;margin-top:0}.mobile-home-views{display:none}.formula-home .eyebrow{font-size:9px;letter-spacing:.16em}.formula-home .start-panel .panel-heading{margin-bottom:22px}.formula-home .mode-list{margin-bottom:24px}.formula-home .mode-card{padding:16px 11px}.formula-home .panel-note{font-size:8px}.formula-engine{border:1px solid var(--border);border-radius:19px;background:var(--surface);box-shadow:0 12px 60px color-mix(in srgb,var(--ink) 3%,transparent);overflow:hidden;min-width:0;isolation:isolate}.engine-header{height:50px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 22px;border-bottom:1px solid var(--border);font-size:12px;color:var(--ink)}.engine-header>div{display:flex;align-items:center;gap:9px;min-width:0}.engine-header small{font-size:10px;color:var(--muted);font-weight:400;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.engine-status-dot{width:6px;height:6px;background:var(--teal);border-radius:50%;box-shadow:0 0 0 4px color-mix(in srgb,var(--teal) 8%,transparent)}.engine-header>button{background:none;border:0;display:flex;align-items:center;gap:5px;padding:5px 0 5px 8px;font-size:9px;color:var(--muted)}.engine-header>button:hover{color:var(--accent)}.formula-stages{display:flex;align-items:center;gap:0;padding:17px 18px;background:color-mix(in srgb,var(--surface-soft) 35%,var(--surface));border-bottom:1px solid var(--border)}.formula-stage-wrap{display:flex;align-items:center;flex:1;min-width:0}.formula-stage-wrap:last-child{flex:.8}.formula-stage{width:100%;display:flex;flex-direction:column;gap:7px;align-items:center;justify-content:center;padding:9px 5px;border:1px solid transparent;border-radius:9px;background:none;color:var(--muted);transition:background .3s,color .3s,border-color .3s}.formula-stage>span{font-family:Cascadia Code,Consolas,monospace;font-size:10px;letter-spacing:.07em}.formula-stage>b{font-size:10px;font-weight:500;white-space:nowrap}.formula-stage.active{border-color:color-mix(in srgb,var(--accent) 30%,var(--border));background:var(--surface);color:var(--accent);box-shadow:0 3px 12px color-mix(in srgb,var(--ink) 4%,transparent)}.formula-stage.passed>span{color:var(--teal)}.formula-stage:hover{background:var(--accent-soft);color:var(--accent)}.formula-wire{flex-shrink:0;width:25px;height:20px;position:relative;display:flex;align-items:center;justify-content:flex-end;color:var(--border);overflow:hidden}.formula-wire:before{content:"";position:absolute;left:3px;right:7px;top:10px;height:1px;background:var(--border)}.formula-wire>i{position:absolute;width:4px;height:4px;background:var(--accent);border-radius:50%;left:0;top:8px;opacity:0}.formula-wire.flowing>i{animation:formula-stream 1.3s ease-in-out infinite}.formula-wire.flowing{color:var(--accent)}.engine-body{display:grid;grid-template-columns:190px minmax(0,1fr)}.formula-inputs{padding:21px 19px;background:color-mix(in srgb,var(--surface-soft) 35%,var(--surface));border-right:1px solid var(--border)}.inputs-title{display:flex;align-items:center;justify-content:space-between;gap:7px;font-size:8px;letter-spacing:.08em;color:var(--muted);margin-bottom:19px}.inputs-title button{display:grid;place-items:center;padding:0;border:0;background:none;color:var(--muted)}.input-outcome>span{font-size:10px;color:var(--muted);display:block;margin-bottom:8px}.input-outcome>div{display:flex;gap:5px}.input-outcome button{flex:1;border:1px solid var(--border);background:var(--surface);color:var(--muted);font-size:9px;white-space:nowrap;padding:7px 3px;border-radius:6px;transition:all .2s}.input-outcome button.selected.correct{border-color:var(--teal);color:var(--teal);background:color-mix(in srgb,var(--teal) 7%,var(--surface))}.input-outcome button.selected.incorrect{border-color:var(--wrong);color:var(--wrong);background:var(--wrong-bg)}.parameter-control{display:block;margin-top:19px}.parameter-control>span{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:10px}.parameter-control i{color:var(--ink);font-size:14px;min-width:10px;font-family:Georgia,Times New Roman,serif}.parameter-control output{margin-left:auto;color:var(--ink);font-family:Cascadia Code,Consolas,monospace;font-size:11px}.parameter-control input{display:block;width:100%;height:4px;accent-color:var(--accent);margin:13px 0 0;cursor:ew-resize}.commit-simulation{margin-top:21px;border:0;background:none;color:var(--accent);font-size:9px;padding:3px 0;display:flex;gap:6px;align-items:center;white-space:nowrap}.commit-simulation:disabled{color:var(--muted);opacity:.5}.formula-focus{padding:24px 25px 18px;min-width:0;display:flex;flex-direction:column;justify-content:center;min-height:335px}.focus-heading{display:flex;align-items:baseline;gap:10px;color:var(--muted)}.focus-heading>span{font-size:9px;font-family:Consolas,monospace;white-space:nowrap}.focus-heading h3{font-size:12px;line-height:1.7;font-weight:500;color:var(--ink)}.formula-expression{display:flex;align-items:center;justify-content:center;gap:7px;min-height:88px;font-family:"Cambria Math",Cambria,Georgia,serif;font-size:27px;color:var(--ink);white-space:nowrap;animation:formula-enter .35s ease}.formula-expression.wide-formula{font-size:18px;gap:3px}.formula-expression sub,.formula-expression sup{font-size:.59em;position:relative;line-height:0}.formula-expression sup{align-self:flex-start;margin-top:25px}.formula-expression sub{align-self:flex-end;margin-bottom:25px}.math-fraction{display:inline-flex;flex-direction:column;text-align:center;font-size:.88em;line-height:1.35;margin:0 3px}.math-fraction>span{padding:3px 6px}.math-fraction>span:first-child{border-bottom:1px solid var(--ink)}.math-fraction sup{vertical-align:super;margin:0;font-size:.6em}.formula-substitution{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 12px;color:var(--muted);font-size:10px;min-height:32px;animation:formula-enter .3s ease}.formula-substitution>span{display:inline-flex;align-items:center;gap:4px}.number-token{display:inline-flex;align-items:center;justify-content:center;min-width:30px;padding:4px 5px;background:var(--accent-soft);color:var(--accent);font-family:Cascadia Code,Consolas,monospace;border-radius:5px;font-size:10px;animation:token-arrive .3s ease}.number-token.positive{color:var(--teal);background:color-mix(in srgb,var(--teal) 9%,var(--surface))}.number-token.negative{color:var(--wrong);background:var(--wrong-bg)}.eap-formula{text-align:center;font-family:"Cambria Math",Georgia,serif;font-size:12px;letter-spacing:.01em;color:var(--muted);margin:6px 0 0}.eap-formula>span{padding:0 10px}.formula-output{display:flex;align-items:center;gap:12px;margin-top:20px;border-top:1px solid var(--border);padding-top:18px;animation:formula-enter .4s ease;min-height:93px}.output-arrow{color:var(--teal);align-self:flex-start;margin-top:3px}.output-caption{font-size:8px;letter-spacing:.09em;color:var(--muted);display:block;white-space:nowrap}.formula-output strong{color:var(--accent);font-size:30px;letter-spacing:-.035em;font-weight:500;margin-top:9px;display:flex;align-items:center;gap:8px;white-space:nowrap;font-variant-numeric:tabular-nums;line-height:1.2}.formula-output strong small{font-size:10px;letter-spacing:0;color:var(--muted);font-weight:400}.output-plot{min-width:70px;width:47%;margin-left:auto;align-self:center}.tiny-distribution{width:100%;height:auto;max-height:76px;display:block;overflow:visible}.tiny-distribution text{fill:var(--muted);font-size:8px}.information-bars{height:68px;display:grid;grid-template-columns:repeat(18,1fr);gap:3px;padding-bottom:15px;align-items:end}.information-bars>div{height:100%;display:flex;flex-direction:column;justify-content:flex-end;position:relative}.information-bars i{display:block;background:color-mix(in srgb,var(--accent) 23%,var(--surface));border-radius:2px 2px 0 0;min-height:2px;transition:height .5s}.information-bars .chosen i{background:var(--accent);box-shadow:0 0 10px color-mix(in srgb,var(--accent) 20%,transparent)}.information-bars span{position:absolute;bottom:-13px;left:0;right:0;text-align:center;font-family:Consolas,monospace;font-size:6px;color:var(--muted)}.stop-checks{display:flex;flex-direction:column;align-items:flex-start;gap:8px;font-size:9px;color:var(--muted);margin-left:15px}.stop-checks>span{display:flex;align-items:center;gap:7px}.stop-checks .met{color:var(--teal)}.unmet-dot{width:8px;height:8px;border:1px solid var(--border);border-radius:50%;display:inline-block;margin:2px}.formula-explanation{color:var(--muted);font-size:10px;line-height:1.9;margin-top:14px;min-height:38px}.engine-footer{display:flex;align-items:center;justify-content:space-between;padding:12px 21px;gap:10px;border-top:1px solid var(--border);color:var(--muted);font-size:8px}.engine-footer>span:last-child{display:flex;align-items:center;gap:7px;white-space:nowrap}.engine-footer b{font-weight:500;color:var(--ink);font-family:Consolas,monospace;font-size:10px}.engine-footer i{width:1px;height:9px;background:var(--border);margin:0 3px}.legacy-algorithm{padding:24px;border:1px solid var(--border);border-radius:16px;font-size:12px;color:var(--muted)}.assessment-layout:has(.live-engine){width:min(1340px,calc(100% - 80px));grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:32px}.live-engine .engine-body{display:block}.live-engine .formula-focus{min-height:312px;padding:22px}.live-engine .formula-stages{padding:12px 13px}.live-engine .formula-stage>b{font-size:9px}.live-engine .formula-stage>span{font-size:9px}.live-engine .formula-wire{width:17px}.live-engine .engine-header{height:45px;padding:0 18px}.live-engine .engine-header small{max-width:220px;font-size:9px}.live-engine .engine-footer{padding:11px 18px}.live-engine .formula-expression.wide-formula{font-size:17px}@keyframes formula-stream{0%{transform:translate(0);opacity:0}15%{opacity:1}85%{opacity:1}to{transform:translate(21px);opacity:0}}@keyframes formula-enter{0%{opacity:.2;transform:translateY(5px)}to{opacity:1;transform:none}}@keyframes token-arrive{0%{background:color-mix(in srgb,var(--accent) 25%,var(--surface));transform:translateY(3px)}to{transform:none}}@media(min-width:761px)and (max-height:760px){.formula-home.home-grid{gap:19px 30px;padding:18px 0;grid-template-columns:minmax(0,1fr) 340px}.formula-home .hero-copy h1.ant-typography{font-size:32px;margin:9px 0}.formula-home .start-panel{padding:23px 21px}.formula-home .mode-card{padding:12px 10px}.formula-home .mode-list{margin-bottom:20px}.formula-focus{min-height:308px;padding:20px}.engine-header{height:44px}.formula-stages{padding:12px 15px}.formula-expression{min-height:78px;font-size:25px}.formula-inputs{padding:19px 16px}.engine-body{grid-template-columns:170px minmax(0,1fr)}.formula-expression.wide-formula{font-size:16px}.formula-output{margin-top:15px;padding-top:14px}.formula-explanation{font-size:9px;margin-top:10px}.live-engine .formula-focus{min-height:278px;padding:18px}.live-engine .formula-expression.wide-formula{font-size:15px}.live-engine .formula-stages{padding:9px 11px}.live-engine .formula-output strong{font-size:27px}}@media(min-width:761px)and (max-width:1150px){.formula-home.home-grid{width:calc(100% - 56px);grid-template-columns:minmax(0,1fr) 300px;gap:17px 23px}.formula-home .hero-copy h1.ant-typography{font-size:28px}.formula-home .start-panel{padding:21px 17px}.formula-home .mode-card{padding:12px 9px;gap:8px}.formula-home .mode-main small,.formula-home .mode-meta{font-size:9px}.engine-body{grid-template-columns:143px minmax(0,1fr)}.formula-inputs{padding:17px 12px}.formula-focus{padding:18px 15px}.formula-stage>b{font-size:8px}.formula-stage>span{font-size:8px}.formula-stages{padding:10px}.formula-wire{width:16px}.formula-expression{font-size:22px;gap:3px}.formula-expression.wide-formula{font-size:13px}.formula-substitution{font-size:9px;gap:7px}.formula-output{gap:8px}.formula-output strong{font-size:25px}.formula-output .output-arrow{display:none}.focus-heading{gap:6px}.focus-heading h3{font-size:10px}.formula-explanation{font-size:8px}.parameter-control>span{font-size:9px}.input-outcome button{font-size:8px}.commit-simulation{font-size:8px;gap:3px}.engine-footer{padding:10px 14px;font-size:7px}.assessment-layout:has(.live-engine){width:calc(100% - 56px);gap:22px}.live-engine .formula-expression.wide-formula{font-size:14px}}@media(min-width:761px)and (max-height:640px){.formula-home.home-grid{padding:10px 0;gap:14px 23px}.formula-home .hero-copy h1.ant-typography{font-size:27px;margin:7px 0}.formula-home .hero-copy>p{font-size:10px}.formula-home .home-note{font-size:8px}.formula-home .start-panel{padding:18px}.formula-home .mode-card{padding:10px 8px}.formula-home .mode-list{margin-bottom:16px}.engine-header{height:37px;font-size:11px}.formula-stages{padding:8px 10px}.formula-stage{padding:6px 3px;gap:5px}.formula-focus{min-height:266px;padding:16px}.formula-inputs{padding:15px 12px}.inputs-title{margin-bottom:14px}.parameter-control{margin-top:16px}.parameter-control input{margin-top:10px}.formula-expression{min-height:65px;font-size:23px}.formula-expression.wide-formula{font-size:13px}.formula-expression sup{margin-top:18px}.formula-expression sub{margin-bottom:18px}.math-fraction sup{margin:0}.formula-output{min-height:77px;padding-top:12px;margin-top:12px}.formula-output strong{font-size:23px}.formula-explanation{margin-top:9px;min-height:32px;font-size:8px;line-height:1.75}.engine-footer{padding:9px 14px}.commit-simulation{margin-top:18px}.live-engine .formula-focus{min-height:250px;padding:15px}.live-engine .engine-header{height:37px}.live-engine .formula-stages{padding:8px 9px}.live-engine .formula-expression.wide-formula{font-size:13px}.live-engine .formula-output strong{font-size:24px}}@media(max-width:760px){.formula-home.home-grid{display:flex;flex-direction:column;justify-content:center;align-items:stretch;width:min(480px,calc(100% - 32px));gap:14px;padding:15px 0}.formula-home .hero-copy h1.ant-typography{font-size:27px;line-height:1.4;margin:9px 0}.formula-home .hero-copy>p{font-size:10px;line-height:1.7}.formula-home .hero-copy .eyebrow{font-size:8px}.formula-home .hero-copy h1 span{display:block}.mobile-home-views{display:flex;align-items:center;gap:6px;background:var(--surface-soft);padding:4px;border-radius:9px}.mobile-home-views>button{flex:1;padding:8px 5px;color:var(--muted);background:none;border:0;border-radius:6px;font-size:10px}.mobile-home-views>button.selected{background:var(--surface);color:var(--accent);box-shadow:0 2px 6px color-mix(in srgb,var(--ink) 4%,transparent)}.formula-home[data-mobile-view=start]>.formula-engine{display:none}.formula-home[data-mobile-view=algorithm]>.start-panel{display:none}.formula-home>.start-panel{display:block;align-self:stretch;padding:20px}.formula-home .mode-card{padding:13px 11px}.formula-home .mode-list{margin-bottom:18px}.formula-home .home-note,.formula-home .panel-note{font-size:8px}.formula-home .start-panel .panel-heading{margin-bottom:17px}.engine-header{height:38px;padding:0 14px;font-size:10px}.engine-header small{font-size:8px}.engine-header>button{font-size:8px}.formula-stages{padding:8px 9px}.formula-stage{padding:7px 2px;gap:4px;border-radius:6px}.formula-stage>span{font-size:7px;letter-spacing:.01em}.formula-stage>b{font-size:7px}.formula-wire{width:12px}.formula-wire>svg{width:10px}.formula-wire:before{right:4px;left:1px}.formula-wire>i{width:3px;height:3px;top:9px}.engine-body{display:flex;flex-direction:column}.formula-inputs{padding:11px 13px;border-right:0;border-bottom:1px solid var(--border);display:grid;grid-template-columns:repeat(3,1fr);gap:10px 14px}.inputs-title{grid-column:3;grid-row:1;justify-content:flex-end;align-self:center;margin:0}.inputs-title>span{display:none}.input-outcome{grid-column:1/3;grid-row:1;display:flex;align-items:center;gap:9px}.input-outcome>span{font-size:8px;margin:0;white-space:nowrap}.input-outcome>div{flex:1;gap:4px}.input-outcome button{font-size:8px;padding:5px 4px}.parameter-control{margin-top:0;grid-row:2}.parameter-control>span{font-size:8px;gap:3px}.parameter-control i{font-size:11px;min-width:6px}.parameter-control output{font-size:9px}.parameter-control input{margin-top:10px;height:3px}.commit-simulation{grid-column:1/-1;justify-content:center;font-size:8px;margin-top:2px;padding:2px}.formula-focus{padding:14px 15px 12px;min-height:247px}.focus-heading h3{font-size:10px}.focus-heading>span{font-size:8px}.formula-expression{font-size:25px;min-height:65px;gap:3px}.formula-expression.wide-formula{font-size:13px}.formula-expression sup{margin-top:18px}.formula-expression sub{margin-bottom:18px}.math-fraction sup{margin:0}.formula-substitution{font-size:8px;gap:7px;min-height:25px}.number-token{font-size:8px;min-width:24px;padding:3px 4px}.formula-output{gap:7px;padding-top:11px;margin-top:12px;min-height:69px}.formula-output strong{font-size:23px;margin-top:7px;gap:5px}.formula-output .output-arrow{display:none}.output-caption{font-size:7px}.output-plot{width:43%}.formula-explanation{font-size:8px;line-height:1.75;margin-top:9px;min-height:28px}.engine-footer{padding:10px 13px;font-size:7px}.engine-footer>span:first-child{max-width:72%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.engine-footer b{font-size:8px}.engine-footer>span:last-child{gap:5px}.information-bars{height:54px;gap:2px;padding-bottom:12px}.information-bars span{font-size:5px;bottom:-11px}.stop-checks{font-size:8px;gap:5px;margin-left:8px}.eap-formula{font-size:9px;margin-top:3px}.assessment-layout:has(.live-engine){width:calc(100% - 32px);display:flex;gap:12px}.live-engine{width:100%;border-radius:14px}.live-engine .engine-header{height:33px;padding:0 12px}.live-engine .engine-header small{max-width:165px;font-size:8px}.live-engine .engine-header>div{gap:7px}.live-engine .engine-header>button span{display:none}.live-engine .formula-stages{padding:6px 7px}.live-engine .formula-stage{padding:5px 2px;gap:3px}.live-engine .formula-stage>b,.live-engine .formula-stage>span{font-size:7px}.live-engine .formula-wire{width:12px}.live-engine .formula-focus{padding:11px 13px;min-height:205px}.live-engine .formula-expression{min-height:54px;font-size:23px}.live-engine .formula-expression.wide-formula{font-size:12px}.live-engine .formula-expression sup{margin-top:14px}.live-engine .formula-expression sub{margin-bottom:14px}.live-engine .math-fraction sup{margin:0}.live-engine .formula-output{min-height:57px;margin-top:9px;padding-top:9px}.live-engine .formula-output strong{font-size:21px}.live-engine .formula-explanation{font-size:8px;line-height:1.6;min-height:25px;margin-top:8px}.live-engine .engine-footer{padding:8px 12px}.live-engine .focus-heading h3{font-size:9px}.live-engine .information-bars{height:45px}.live-engine .tiny-distribution{max-height:53px}.live-engine .engine-footer>span:first-child{font-size:7px}}@media(max-width:760px)and (max-height:740px){.formula-home.home-grid{padding:8px 0;gap:10px}.formula-home .hero-copy h1.ant-typography{font-size:24px;margin:7px 0}.formula-home .hero-copy>p{font-size:9px}.formula-home .hero-copy .eyebrow{font-size:7px}.formula-home .start-panel{padding:16px}.formula-home .mode-card{padding:10px}.formula-home .mode-list{margin-bottom:13px}.formula-home .home-note{font-size:7px}.formula-home .start-panel .panel-heading{margin-bottom:13px}.mobile-home-views>button{padding:6px;font-size:9px}.formula-focus{min-height:213px;padding:11px 13px}.formula-expression{min-height:56px;font-size:23px}.formula-expression.wide-formula{font-size:12px}.formula-output{margin-top:9px;padding-top:9px;min-height:61px}.formula-output strong{font-size:21px}.formula-explanation{font-size:7px;line-height:1.6;min-height:23px;margin-top:7px}.formula-inputs{gap:8px 12px;padding:9px 12px}.engine-header{height:33px}.formula-stages{padding:6px 7px}.formula-stage{padding:5px 2px}.engine-footer{padding:8px 12px}.formula-home .formula-output .tiny-distribution{max-height:52px}.assessment-layout:has(.live-engine){gap:9px}.live-engine .formula-focus{min-height:187px;padding:9px 12px}.live-engine .formula-expression{min-height:46px;font-size:21px}.live-engine .formula-expression.wide-formula{font-size:11px}.live-engine .formula-substitution{font-size:7px;gap:5px;min-height:21px}.live-engine .number-token{font-size:7px;padding:3px}.live-engine .formula-output{min-height:49px;margin-top:7px;padding-top:7px}.live-engine .formula-output strong{font-size:19px}.live-engine .formula-explanation{font-size:7px;margin-top:6px;min-height:23px}.live-engine .engine-header{height:30px}.live-engine .formula-stages{padding:5px 7px}.live-engine .engine-footer{padding:6px 11px;font-size:6px}.live-engine .tiny-distribution{max-height:44px}.live-engine .eap-formula{font-size:8px}}@media(prefers-reduced-motion:reduce){.formula-wire.flowing>i{animation:none;opacity:1}}.numeric-substitution{text-align:center;font-family:"Cambria Math",Cambria,serif;font-size:12px;color:var(--accent);line-height:1.8;margin-top:7px;overflow-wrap:anywhere}.numeric-substitution>span{font-family:Segoe UI,Microsoft YaHei,sans-serif;font-size:9px;color:var(--muted);margin-right:6px}.numeric-substitution sup{font-size:9px;vertical-align:super}.formula-focus:has(.numeric-substitution){min-height:335px}.live-engine .formula-focus:has(.numeric-substitution){min-height:312px}@media(min-width:761px)and (max-height:760px){.formula-focus:has(.numeric-substitution){min-height:308px}.live-engine .formula-focus:has(.numeric-substitution){min-height:278px}.numeric-substitution{font-size:10px}.numeric-substitution sup{font-size:8px}}@media(min-width:761px)and (max-height:640px){.formula-focus:has(.numeric-substitution){min-height:266px}.live-engine .formula-focus:has(.numeric-substitution){min-height:250px}.numeric-substitution{font-size:9px;line-height:1.5;margin-top:5px}}@media(max-width:760px){.numeric-substitution{font-size:10px;line-height:1.7;margin-top:5px}.numeric-substitution>span{font-size:7px}.numeric-substitution sup{font-size:7px}.formula-focus:has(.numeric-substitution){min-height:247px}.live-engine .formula-focus:has(.numeric-substitution){min-height:205px}}@media(max-width:760px)and (max-height:740px){.formula-focus:has(.numeric-substitution){min-height:213px}.live-engine .formula-focus:has(.numeric-substitution){min-height:187px}.numeric-substitution{font-size:8px;line-height:1.6;margin-top:4px}.numeric-substitution sup{font-size:6px}}.mobile-assessment-views{display:none}.next-level-output{display:flex;flex-direction:column;gap:5px}.next-level-output>small{font-size:10px!important;line-height:1.4}.method-download{display:flex;align-items:center;gap:6px;font-size:10px;color:var(--muted)}.method-download:hover{color:var(--accent)}@media(min-width:761px)and (max-height:760px){.formula-home.home-grid{gap:14px 30px;padding:12px 0}.formula-home .hero-copy h1.ant-typography{margin:7px 0;font-size:30px}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){min-height:280px}.formula-home .formula-stages{padding:8px 12px}.formula-home .formula-inputs{padding:15px}.formula-home .parameter-control{margin-top:17px}.formula-home .formula-expression{min-height:66px}.formula-home .formula-output{min-height:75px;margin-top:11px;padding-top:12px}.formula-home .engine-footer{padding:9px 16px}}@media(min-width:761px)and (max-height:640px){.formula-home.home-grid{padding:7px 0;gap:11px 23px}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){min-height:246px;padding:13px}.formula-home .formula-inputs{padding:13px 12px}.formula-home .formula-stage{padding:5px 2px}.formula-home .formula-expression{min-height:56px}.formula-home .hero-copy h1.ant-typography{font-size:26px}.formula-home .home-note{font-size:7px}}@media(max-width:760px){.method-download>span{display:none}.method-download{padding:6px}.header-meta .method-download{display:flex}.formula-home[data-mobile-view=algorithm] .hero-copy h1.ant-typography{font-size:22px;margin:5px 0;line-height:1.3}.formula-home[data-mobile-view=algorithm] .hero-copy h1 span{display:inline}.formula-home[data-mobile-view=algorithm] .hero-copy>p,.formula-home[data-mobile-view=algorithm] .hero-copy .eyebrow{display:none}.formula-home[data-mobile-view=algorithm] .home-note{display:none}.app-shell:has(.formula-home[data-mobile-view=algorithm])>.footer{display:none}.mobile-assessment-views{display:flex;gap:5px;width:100%;border-radius:9px;background:var(--surface-soft);padding:4px}.mobile-assessment-views>button{flex:1;border:0;border-radius:6px;background:none;color:var(--muted);font-size:10px;padding:8px}.mobile-assessment-views>button.selected{background:var(--surface);color:var(--accent)}.assessment-layout[data-mobile-panel=answer]>.live-engine,.assessment-layout[data-mobile-panel=answer]>.legacy-algorithm{display:none}.assessment-layout[data-mobile-panel=algorithm]>.assessment{display:none}.assessment-layout[data-mobile-panel=algorithm]{justify-content:center}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){min-height:290px;padding:20px 17px}.live-engine .formula-expression{font-size:25px;min-height:80px}.live-engine .formula-expression.wide-formula{font-size:13px}.live-engine .formula-substitution{font-size:9px;min-height:29px;gap:8px}.live-engine .number-token{font-size:9px}.live-engine .formula-output{min-height:80px;padding-top:14px;margin-top:17px}.live-engine .formula-output strong{font-size:25px}.live-engine .formula-explanation{font-size:9px;min-height:38px;line-height:1.8;margin-top:13px}.live-engine .numeric-substitution{font-size:10px}.live-engine .numeric-substitution sup{font-size:7px}.live-engine .engine-header{height:38px}.live-engine .formula-stages{padding:9px 8px}.live-engine .engine-footer{padding:10px 13px}.live-engine .tiny-distribution{max-height:65px}.live-engine .formula-expression sup{margin-top:23px}.live-engine .formula-expression sub{margin-bottom:23px}.live-engine .math-fraction sup{margin:0}.live-engine .focus-heading h3{font-size:10px}.live-engine .next-level-output>small{font-size:10px!important}}@media(max-width:760px)and (max-height:740px){.formula-home[data-mobile-view=algorithm]{gap:8px}.formula-home[data-mobile-view=algorithm] .hero-copy h1.ant-typography{font-size:20px;margin:3px 0}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){min-height:211px}.formula-home .formula-explanation{font-size:7px}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){min-height:270px;padding:16px}.live-engine .formula-expression{min-height:70px}.live-engine .formula-expression.wide-formula{font-size:12px}.live-engine .formula-output{min-height:70px;margin-top:13px;padding-top:12px}.live-engine .formula-explanation{font-size:8px;min-height:32px}.live-engine .engine-header{height:35px}.live-engine .formula-stages{padding:7px}.live-engine .engine-footer{padding:8px 12px}.live-engine .numeric-substitution{font-size:9px}.mobile-assessment-views>button{font-size:9px;padding:7px}}.admin-entry{display:flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--surface);padding:8px 10px;border-radius:8px;color:var(--muted);font-size:10px}.admin-entry:hover{color:var(--accent);border-color:var(--accent)}.admin-row-actions{white-space:nowrap}.admin-filter>div:last-child{display:flex;gap:8px}.next-level-output{max-width:180px}.next-level-output>small{white-space:normal}.method-download{white-space:nowrap}@media(max-width:760px){.admin-entry{padding:6px;border:0;background:none}.admin-entry>span{display:none}.header-meta{gap:5px}.header-meta .ant-tag{display:none}.admin-filter>div:last-child{width:auto}.trajectory-readout{flex-wrap:wrap;gap:5px 8px}.next-level-output{max-width:155px}}.formula-input-stream{display:flex;flex-wrap:wrap;gap:6px;align-items:stretch;margin:14px 0 8px}.stream-label{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:9px;margin-right:4px}.stream-token{min-width:55px;flex:1;border:1px solid var(--border);border-radius:8px;padding:7px 8px;background:var(--surface);animation:token-arrive .4s ease both}.stream-token:nth-child(2){--token-color:var(--accent)}.stream-token:nth-child(3){--token-color:var(--teal);animation-delay:35ms}.stream-token:nth-child(4){--token-color:var(--violet);animation-delay:70ms}.stream-token:nth-child(5){--token-color:var(--accent);animation-delay:105ms}.stream-token>span{display:flex;align-items:center;gap:5px;white-space:nowrap}.stream-token i{font-family:"Cambria Math",Cambria,serif;font-size:14px;color:var(--token-color)}.stream-token small{font-size:8px;color:var(--muted)}.stream-token b{display:block;margin-top:5px;font:12px Consolas,monospace;color:var(--token-color);font-variant-numeric:tabular-nums}.equation-chamber{position:relative;border:1px solid color-mix(in srgb,var(--accent) 16%,var(--border));border-radius:12px;padding:15px 8px 5px;background:radial-gradient(ellipse at 55% 0,color-mix(in srgb,var(--accent) 7%,var(--surface)),transparent 80%),var(--surface);margin-top:4px}.chamber-label{position:absolute;top:9px;left:12px;font:8px Consolas,monospace;letter-spacing:.08em;color:var(--accent)}.chamber-label>span{font-family:Segoe UI,Microsoft YaHei,sans-serif;color:var(--muted);letter-spacing:0}.equation-chamber .formula-expression{font-size:31px;min-height:95px;color:var(--ink);display:block;text-align:center;line-height:2.6;white-space:nowrap}.equation-chamber .formula-expression.wide-formula{font-size:18px}.equation-chamber .formula-expression sup,.equation-chamber .formula-expression sub{position:static;margin:0;line-height:0;vertical-align:super}.equation-chamber .formula-expression sub{vertical-align:sub}.equation-chamber .math-fraction{vertical-align:middle;line-height:1.2}.equation-chamber .math-fraction>span{padding:4px 5px}.var-theta{color:var(--accent)}.var-a{color:var(--teal)}.var-b{color:var(--violet)}.var-c{color:var(--accent)}.formula-focus,.formula-focus:has(.numeric-substitution){padding-top:18px;padding-bottom:15px;min-height:0}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){min-height:0}.formula-substitution{font-size:9px;min-height:20px;margin-top:6px;gap:6px}.numeric-substitution{font-size:11px}.formula-output{border:1px solid color-mix(in srgb,var(--accent) 17%,var(--border));border-radius:10px;padding:12px;margin-top:13px;background:color-mix(in srgb,var(--accent-soft) 32%,var(--surface));min-height:85px}.formula-output strong{font-size:32px;color:var(--accent)}.formula-output .output-caption{font-size:9px}.formula-explanation{margin-top:11px;font-size:10px;min-height:35px}.formula-output .output-plot{width:42%}.next-level-output>small{font-size:11px!important}.formula-target{color:var(--teal)}@media(min-width:761px)and (max-height:760px){.formula-input-stream{margin:9px 0 5px}.stream-token{padding:5px 7px}.equation-chamber .formula-expression{font-size:27px;min-height:78px;line-height:2.35}.equation-chamber .formula-expression.wide-formula{font-size:15px}.formula-focus,.formula-focus:has(.numeric-substitution),.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){min-height:0;padding:14px}.formula-output{margin-top:10px;min-height:72px;padding:9px}.formula-explanation{font-size:9px;min-height:30px;margin-top:8px}.formula-home.home-grid{padding:10px 0;gap:12px 28px}.formula-home .home-note{font-size:8px}.formula-home .engine-header{height:38px}.formula-home .formula-stages{padding:7px 10px}.formula-home .hero-copy h1.ant-typography{font-size:29px}.formula-inputs{padding:15px}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){min-height:0;padding:16px}}@media(min-width:761px)and (max-width:1150px){.stream-label{display:none}.stream-token{padding:6px;min-width:45px}.stream-token>span{gap:3px}.stream-token small{font-size:7px}.stream-token i{font-size:12px}.stream-token b{font-size:10px}.equation-chamber .formula-expression{font-size:25px}.equation-chamber .formula-expression.wide-formula{font-size:12px}.formula-output strong{font-size:25px}.formula-input-stream{gap:4px}.formula-output .output-plot{width:38%}}@media(min-width:761px)and (max-height:640px){.formula-home .hero-copy h1.ant-typography{font-size:24px}.formula-home .hero-copy>p{font-size:9px}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){padding:10px}.formula-home .equation-chamber .formula-expression{min-height:58px;font-size:24px;line-height:2}.formula-home .equation-chamber .formula-expression.wide-formula{font-size:12px}.formula-home .stream-token{padding:4px 5px}.formula-home .stream-token b{margin-top:3px}.formula-home .formula-output{min-height:58px;margin-top:8px;padding:7px}.formula-home .formula-output strong{font-size:23px}.formula-home .formula-explanation{font-size:8px;line-height:1.6;min-height:24px}.formula-home .engine-footer{padding:7px 13px}.formula-home .formula-stages{padding:5px 7px}.formula-home .formula-expression .math-fraction>span{padding:3px}.formula-home .numeric-substitution{font-size:9px}.formula-home .formula-input-stream{margin:7px 0 4px}.formula-home .formula-substitution{font-size:8px;min-height:16px}.formula-home .formula-output .tiny-distribution{max-height:50px}}@media(max-width:760px){.formula-input-stream{margin:12px 0 7px;gap:5px}.stream-label{display:none}.stream-token{min-width:45px;padding:7px 5px}.stream-token small{font-size:7px}.stream-token b{font-size:11px}.stream-token i{font-size:12px}.stream-token>span{gap:3px}.formula-focus,.formula-focus:has(.numeric-substitution),.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){min-height:0;padding:14px}.equation-chamber .formula-expression,.live-engine .equation-chamber .formula-expression{font-size:27px;min-height:82px;line-height:2.5}.equation-chamber .formula-expression.wide-formula,.live-engine .equation-chamber .formula-expression.wide-formula{font-size:12px}.equation-chamber{padding:17px 3px 4px}.formula-output,.live-engine .formula-output{min-height:75px;padding:10px;margin-top:12px}.formula-output strong,.live-engine .formula-output strong{font-size:27px}.formula-explanation,.live-engine .formula-explanation{font-size:9px;min-height:31px;line-height:1.7;margin-top:9px}.formula-substitution,.live-engine .formula-substitution{font-size:8px;min-height:20px;gap:6px}.formula-output .output-caption{font-size:8px}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){min-height:0;padding:16px}.live-engine .stream-token b{font-size:12px}.formula-home .numeric-substitution,.live-engine .numeric-substitution{font-size:10px}.live-engine .formula-input-stream{margin:15px 0 12px}.live-engine .engine-body{display:block}.live-engine .next-level-output>small{font-size:10px!important}}@media(max-width:760px)and (max-height:740px){.formula-home[data-mobile-view=algorithm] .formula-focus,.formula-home[data-mobile-view=algorithm] .formula-focus:has(.numeric-substitution){padding:11px 12px;min-height:0}.formula-home .equation-chamber .formula-expression{min-height:67px;font-size:25px;line-height:2.2}.formula-home .equation-chamber .formula-expression.wide-formula{font-size:11px}.formula-home .formula-input-stream{margin:8px 0 5px}.formula-home .stream-token{padding:5px}.formula-home .formula-output{margin-top:9px;padding:8px;min-height:63px}.formula-home .formula-output strong{font-size:24px}.formula-home .formula-explanation{font-size:8px;min-height:26px}.formula-home .formula-substitution{min-height:18px;font-size:8px}.formula-home .engine-footer{padding:8px 11px}.live-engine .equation-chamber .formula-expression{min-height:76px;font-size:26px}.live-engine .equation-chamber .formula-expression.wide-formula{font-size:12px}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){min-height:0;padding:14px}.live-engine .formula-output strong{font-size:25px}}@media(prefers-reduced-motion:reduce){.stream-token,.formula-expression,.formula-output,.number-token{animation:none}.information-bars i{transition:none}}.formula-focus[data-stage="0"]>.formula-substitution,.formula-focus[data-stage="2"]>.formula-substitution,.formula-focus[data-stage="4"]>.formula-substitution{display:none}.formula-stages{padding:10px 15px}.formula-input-stream{margin:10px 0 6px}.stream-token{padding:6px 8px}.equation-chamber .formula-expression{min-height:77px;line-height:2.1}.formula-output .tiny-distribution{max-height:59px}.formula-output{min-height:78px;padding:10px;margin-top:11px}.formula-explanation{margin-top:9px;min-height:30px}.formula-output .output-plot{max-width:260px}.formula-home.home-grid{gap:18px 36px;padding:18px 0}.formula-home>.start-panel{align-self:center}@media(min-width:761px)and (max-height:760px){.formula-home.home-grid{padding:9px 0;gap:10px 28px}.formula-home .hero-copy h1.ant-typography{font-size:27px}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){padding:12px 14px}.formula-home .equation-chamber .formula-expression{min-height:65px;line-height:2}.formula-home .stream-token{padding:4px 6px}.formula-home .formula-input-stream{margin:8px 0 5px}.formula-home .formula-output{min-height:65px;padding:8px;margin-top:9px}.formula-home .formula-output strong{font-size:26px}.formula-home .formula-explanation{font-size:8px;min-height:26px;line-height:1.6}.formula-home .engine-footer{padding:8px 14px}.formula-home .formula-stages{padding:5px 8px}.formula-home .engine-header{height:36px}.formula-home .numeric-substitution{font-size:10px;line-height:1.5}.formula-home .formula-output .tiny-distribution{max-height:48px}}@media(min-width:761px)and (max-height:640px){.formula-home.home-grid{padding:6px 0;gap:8px 23px}.formula-home .hero-copy h1.ant-typography{font-size:24px}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){padding:9px 11px}.formula-home .formula-output{min-height:56px;padding:6px;margin-top:7px}.formula-home .formula-output strong{font-size:23px}.formula-home .formula-input-stream{margin:6px 0 4px}.formula-home .equation-chamber .formula-expression{min-height:53px;font-size:23px;line-height:1.8}.formula-home .equation-chamber .formula-expression.wide-formula{font-size:12px}.formula-home .formula-explanation{font-size:8px;min-height:23px;margin-top:6px}.formula-home .engine-footer{padding:6px 12px}.formula-home .formula-output .tiny-distribution{max-height:42px}.formula-home .numeric-substitution{font-size:9px}.formula-home .formula-stages{padding:4px 7px}.formula-home .formula-substitution{font-size:8px;min-height:17px;gap:5px}.live-engine .formula-input-stream{margin:8px 0 5px}.live-engine .stream-token{padding:5px}.live-engine .equation-chamber .formula-expression{min-height:62px;font-size:25px;line-height:2}.live-engine .equation-chamber .formula-expression.wide-formula{font-size:13px}.live-engine .formula-output{min-height:63px;padding:8px;margin-top:9px}.live-engine .formula-output .tiny-distribution{max-height:48px}.live-engine .formula-focus,.live-engine .formula-focus:has(.numeric-substitution){padding:12px}.live-engine .formula-explanation{font-size:8px;min-height:24px;margin-top:7px}}@media(max-width:760px){.formula-stages{padding:8px}.formula-input-stream{margin:10px 0 7px}.equation-chamber .formula-expression,.live-engine .equation-chamber .formula-expression{min-height:77px;line-height:2.4}.formula-output .tiny-distribution{max-height:52px}.formula-output{min-height:70px}.formula-home.home-grid{padding:12px 0;gap:12px}.formula-home[data-mobile-view=algorithm] .hero-copy h1.ant-typography{font-size:21px}.live-engine .formula-output{min-height:75px}.live-engine .formula-stages{padding:9px 8px}}@media(max-width:760px)and (max-height:740px){.formula-home[data-mobile-view=algorithm]{padding:8px 0;gap:7px}.formula-home[data-mobile-view=algorithm] .hero-copy h1.ant-typography{font-size:18px;margin:2px 0}.formula-home .formula-focus,.formula-home .formula-focus:has(.numeric-substitution){padding:10px 12px}.formula-home .formula-input-stream{margin:8px 0 5px}.formula-home .equation-chamber .formula-expression{min-height:58px;font-size:25px;line-height:2}.formula-home .equation-chamber .formula-expression.wide-formula{font-size:11px}.formula-home .formula-output{padding:7px;min-height:57px;margin-top:8px}.formula-home .formula-output .tiny-distribution{max-height:38px}.formula-home .formula-explanation{margin-top:7px;min-height:25px}.formula-home .formula-substitution{font-size:8px;min-height:18px}.formula-home .engine-footer{padding:7px 11px}.formula-home .numeric-substitution{font-size:9px;line-height:1.5}.formula-home .formula-stages{padding:5px 7px}.formula-home .stream-token{padding:5px}.formula-home .stream-token b{margin-top:3px}.formula-home .equation-chamber{padding-top:15px}.formula-home .chamber-label{top:7px}}.learner-insight{min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}.insight-heading{display:flex;align-items:center;gap:10px;padding:22px 26px;border-bottom:1px solid var(--border);font-size:15px;font-weight:600}.insight-heading>svg{color:var(--accent)}.insight-heading>i{margin-left:auto;width:6px;height:6px;border-radius:50%;background:var(--teal)}.insight-position{padding:30px 26px 22px}.insight-eyebrow{font-size:14px;color:var(--muted)}.insight-level{font-size:clamp(20px,1.9vw,26px);font-weight:600;line-height:1.6;margin-top:10px;color:var(--accent);letter-spacing:-.035em}.insight-rungs{display:grid;grid-template-columns:repeat(18,minmax(0,1fr));gap:5px;height:86px;align-items:end;margin-top:24px}.insight-rungs>span{height:100%;display:flex;align-items:flex-end}.insight-rungs i{width:100%;height:var(--rung-height);border-radius:4px;background:var(--surface-soft);transition:background .25s}.insight-rungs .in-range i{background:color-mix(in srgb,var(--accent) 22%,var(--surface))}.insight-rungs .current i{background:var(--accent);box-shadow:0 4px 18px color-mix(in srgb,var(--accent) 20%,transparent)}.insight-scale-labels{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px;color:var(--muted);font-size:13px}.insight-scale-labels>span{border-top:1px solid var(--border);padding-top:10px}.insight-range{font-size:14px;color:var(--muted);line-height:1.7;margin-top:20px}.insight-story{padding:0 26px}.insight-last{display:flex;align-items:center;gap:9px;padding:16px 0;border-top:1px solid var(--border);font-size:14px}.insight-last-word{overflow-wrap:anywhere}.insight-result{margin-left:auto;font-size:14px;white-space:nowrap;font-weight:500}.was-correct{color:var(--good)}.was-incorrect{color:var(--wrong)}.insight-next{border-top:1px solid var(--border);padding:20px 0}.insight-next>span{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px}.insight-next p{font-size:15px;line-height:1.8;margin-top:10px}.insight-footer{display:flex;justify-content:space-between;gap:10px;padding:17px 26px;background:var(--surface-soft);font-size:13px;color:var(--muted)}.insight-footer b{color:var(--ink)}@media(min-width:761px)and (max-height:730px){.insight-heading{padding:17px 24px}.insight-position{padding:22px 24px 17px}.insight-rungs{height:65px;margin-top:16px}.insight-range{margin-top:15px}.insight-story{padding:0 24px}.insight-next{padding:16px 0}.insight-footer{padding:15px 24px}}@media(max-width:760px){.assessment-layout[data-mobile-panel=answer]>.learner-insight{display:none}.learner-insight{width:100%}.insight-level{font-size:23px}}@media(max-width:760px)and (max-height:740px){.insight-heading{padding:17px 20px}.insight-position{padding:20px}.insight-rungs{height:65px;margin-top:17px}.insight-story{padding:0 20px}.insight-next{padding:16px 0}.insight-next p{font-size:14px}.insight-range{margin-top:15px}.insight-footer{padding:15px 20px}}@media(prefers-reduced-motion:reduce){.insight-rungs i{transition:none}}@media(min-width:761px)and (max-height:640px){.insight-heading{padding:15px 20px}.insight-position{padding:18px 20px 14px}.insight-rungs{height:52px;margin-top:12px}.insight-scale-labels{margin-top:9px}.insight-scale-labels>span{padding-top:7px}.insight-range{margin-top:12px}.insight-story{padding:0 20px}.insight-last,.insight-next{padding:12px 0}.insight-next p{margin-top:7px;font-size:14px}.insight-footer{padding:13px 20px}.insight-level{font-size:21px}}.topbar{height:72px}.header-meta,.admin-entry,.method-download,.theme-switch{font-size:13px}.header-meta .ant-tag{display:none}.footer{font-size:12px;height:36px}.welcome-page{width:min(1000px,calc(100% - 64px));margin:auto;flex:1;display:flex;flex-direction:column;justify-content:center;padding:30px 0;text-align:center}.welcome-heading .welcome-pill{display:inline-flex;border-radius:30px;padding:8px 15px;background:var(--accent-soft);font-size:14px;color:var(--accent)}.welcome-heading h1{font-size:clamp(34px,4.5vw,54px);line-height:1.25;font-weight:600;letter-spacing:-.05em;margin:22px 0 15px}.welcome-heading h1>span{color:var(--accent)}.welcome-heading p{font-size:18px;color:var(--muted)}.welcome-start{margin-top:34px}.welcome-profile{display:flex;align-items:center;justify-content:center;gap:14px;font-size:14px;margin-bottom:18px}.welcome-profile>span{max-width:70%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.welcome-profile button,.welcome-links button{border:0;background:none;color:var(--accent);font-size:14px}.welcome-modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;text-align:left}.welcome-mode{position:relative;min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:24px;display:grid;grid-template-columns:28px 1fr;gap:16px;color:var(--ink);transition:border-color .2s,background .2s;box-shadow:var(--shadow)}.welcome-mode:hover{border-color:var(--accent)}.welcome-mode.selected{background:var(--accent-soft);border-color:var(--accent)}.welcome-mode>svg{color:var(--accent);margin-top:4px}.welcome-mode>div{display:flex;flex-direction:column;gap:8px}.welcome-mode strong{font-size:21px;font-weight:600;display:flex;align-items:center;gap:10px}.welcome-mode strong em{font-size:12px;font-style:normal;font-weight:400;color:var(--accent);padding:3px 7px;border-radius:6px;background:var(--surface)}.welcome-mode>div>span{color:var(--muted);font-size:14px}.welcome-mode>small{font-size:14px;color:var(--muted);grid-column:1/-1;line-height:1.6}.welcome-mode>i{position:absolute;right:17px;top:17px;width:15px;height:15px;border:1px solid var(--border);border-radius:50%}.welcome-mode.selected>i{border:4px solid var(--accent);background:var(--surface)}.welcome-auto{font-size:14px;color:var(--muted);margin:22px 0}.welcome-begin.ant-btn{height:54px;padding:0 54px;border-radius:28px;font-size:17px;display:inline-flex;align-items:center;gap:22px;box-shadow:0 5px 18px color-mix(in srgb,var(--accent) 12%,transparent)}.welcome-links{display:flex;justify-content:center;flex-wrap:wrap;gap:12px 26px;margin-top:22px}.welcome-links button{display:flex;align-items:center;gap:7px;color:var(--muted)}.welcome-links button:hover{color:var(--accent)}.welcome-note{font-size:13px;color:var(--muted);margin-top:30px}.profile-modal .onboarding-copy,.profile-modal .data-notice,.profile-modal .ant-checkbox-wrapper{font-size:14px}.profile-modal .data-notice{line-height:1.8}.data-notice details{margin-top:10px}.data-notice summary{cursor:pointer;color:var(--accent)}.test-shell .assessment-layout{width:min(1160px,calc(100% - 64px));grid-template-columns:minmax(0,1.6fr) minmax(320px,1fr);gap:32px;padding:20px 0;align-items:center}.test-shell .assessment-top{font-size:14px;margin-bottom:24px}.assessment-top>.ant-btn{font-size:14px;height:32px}.test-shell .question-count strong{font-size:21px}.test-shell .question-count>span,.test-shell .timer{font-size:14px}.test-shell .assessment-head{margin-bottom:16px}.test-shell .question-card{margin-top:0;padding:34px 28px 8px;border-radius:24px}.test-shell .word-label{font-size:15px}.test-shell .word{font-size:clamp(32px,4vw,52px);font-weight:600;margin:24px 0 32px;line-height:1.2}.test-shell .choice-grid{gap:12px}.test-shell .choice.ant-btn{font-size:16px;min-height:68px;padding:16px;border-radius:14px;gap:12px;line-height:1.6}.test-shell .choice-letter{font-size:13px;min-width:26px;height:26px}.test-shell .feedback-slot{height:60px}.test-shell .unknown-choice.ant-btn,.test-shell .feedback{font-size:15px}.test-shell .mobile-assessment-views>button{font-size:14px}.insight-calculation{border:0;background:transparent;color:var(--accent);font-size:14px;padding:0 0 18px;cursor:pointer}.algorithm-dialog .formula-engine{box-shadow:none}.algorithm-dialog .engine-body{grid-template-columns:210px minmax(0,1fr)}.algorithm-dialog .formula-focus{min-height:385px}.algorithm-dialog .formula-stage b,.algorithm-dialog .formula-explanation,.algorithm-dialog .formula-substitution,.algorithm-dialog .stream-token small,.algorithm-dialog .engine-footer,.algorithm-dialog .parameter-control>span,.algorithm-dialog .input-outcome>span{font-size:13px}.algorithm-dialog .focus-heading h3{font-size:16px}.algorithm-dialog .formula-inputs{padding:22px}.algorithm-dialog .parameter-control{margin-top:25px}.algorithm-dialog .formula-expression{font-size:32px}.algorithm-dialog .formula-expression.wide-formula{font-size:21px}.algorithm-dialog .formula-output .next-level-output{max-width:250px}.algorithm-dialog .next-level-output>span{font-family:inherit;font-size:21px}.algorithm-dialog .formula-output{flex-wrap:wrap}.report-page{width:min(1160px,calc(100% - 64px));padding:24px 0}.report-heading h1{font-size:27px;margin:0 0 8px}.report-heading p,.report-actions .ant-btn{font-size:14px}.report-hero{padding:24px;gap:24px}.report-hero .level-badge{max-width:330px;min-width:230px}.report-hero .level-badge>strong{font-size:25px;line-height:1.5;letter-spacing:-.04em}.report-hero .level-badge>span,.report-hero .level-badge>small{font-size:13px;line-height:1.7}.report-hero .level-steps{height:65px}.scale-caption,.scale-groups{font-size:13px}.level-step>span{font-size:11px}.report-ladder>p{font-size:12px}.stats strong{font-size:30px}.stats span{font-size:13px}.report-block{padding:22px}.report-block h3{font-size:17px;margin-bottom:18px}.group-row strong,.group-row b{font-size:15px}.group-row small{font-size:12px}.sample-note{font-size:13px;line-height:1.8}.recommendation{font-size:15px;line-height:1.8}.report-tabs .ant-tabs-tab{font-size:15px}.report-method-note,.evidence-label,.evidence-words .ant-tag{font-size:13px}.answers-panel .ant-table{font-size:14px}.trajectory-readout,.chart-legend,.plot-switch button{font-size:13px}.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:155px}.admin-page .admin-cell small,.admin-page .admin-footnote,.admin-page .admin-export-note{font-size:13px}.admin-page .admin-table .ant-table{font-size:14px}.admin-page .admin-row-actions .ant-btn,.admin-page .admin-cell .ant-tag{font-size:13px}.admin-page .admin-cell{max-width:300px}.admin-page .admin-heading p{font-size:14px}@media(min-width:761px)and (max-height:730px){.topbar{height:62px}.welcome-page{padding:18px 0}.welcome-heading h1{margin:16px 0 10px;font-size:43px}.welcome-start{margin-top:24px}.welcome-mode{padding:20px;gap:12px}.welcome-profile{margin-bottom:14px}.welcome-auto{margin:18px 0}.welcome-links{margin-top:18px}.welcome-note{margin-top:20px}.test-shell .assessment-top{margin-bottom:18px}.test-shell .question-card{padding:26px 24px 4px}.test-shell .word{margin:20px 0 26px;font-size:44px}.test-shell .choice.ant-btn{min-height:62px;padding:13px;font-size:16px}.test-shell .feedback-slot{height:52px}.report-page{padding:16px 0}.report-heading h1{font-size:24px}.report-hero{padding:18px 22px;margin-top:16px}.report-block{padding:17px 20px}.report-block h3{margin-bottom:12px}.sample-note,.group-row{margin-top:12px}.report-method-note{margin-top:10px}.report-hero .level-steps{height:50px}}@media(min-width:761px)and (max-height:640px){.welcome-heading h1{font-size:38px}.welcome-start{margin-top:20px}.welcome-mode{padding:17px}.welcome-note,.welcome-links{margin-top:16px}.test-shell .question-card{padding:22px 22px 2px}.test-shell .word{font-size:39px;margin:18px 0 22px}.test-shell .assessment-top,.test-shell .assessment-head{margin-bottom:12px}.test-shell .footer,.report-method-note{display:none}.report-heading p{font-size:13px}.report-hero{padding:14px 20px;margin-top:12px}.report-hero .level-badge>strong{font-size:22px}.report-hero .level-steps{height:40px}.report-block{padding:14px 18px}.report-block h3{font-size:16px;margin-bottom:10px}.report-tabs .ant-tabs-tab{padding:8px 0}.report-tabs .ant-tabs-nav{margin-bottom:10px}.report-block .sample-note{font-size:12px;margin-top:10px}.group-row{margin-top:10px}.recommendation{font-size:14px}.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:115px}}@media(max-width:1000px){.header-meta .admin-entry span,.header-meta .theme-switch span{display:none}.test-shell .assessment-layout{gap:22px;grid-template-columns:minmax(0,1.45fr) minmax(290px,1fr)}.welcome-mode{padding:20px}.report-hero .level-badge{min-width:205px}}@media(max-width:760px){.topbar{height:60px;width:calc(100% - 32px)}.brand{font-size:15px;gap:9px}.brand-divider{margin:0 9px}.brand>span:last-child{font-size:14px}.brand-mark{height:32px;width:32px}.header-meta{gap:8px}.header-meta .method-download,.header-meta .admin-entry,.header-meta .theme-switch{padding:5px;border:0;background:none}.header-meta .method-download span{display:none}.footer{width:calc(100% - 32px);font-size:12px;height:30px}.welcome-page{width:calc(100% - 40px);padding:16px 0}.welcome-heading .welcome-pill{font-size:13px;padding:6px 12px}.welcome-heading h1{font-size:32px;line-height:1.35;margin:16px 0 10px}.welcome-heading p{font-size:16px}.welcome-start{margin-top:24px}.welcome-modes{grid-template-columns:1fr;gap:10px}.welcome-mode{display:flex;align-items:center;padding:16px 18px;border-radius:16px;gap:14px}.welcome-mode>svg{margin-top:0}.welcome-mode>div{flex:1;flex-direction:row;justify-content:space-between;align-items:center;gap:12px}.welcome-mode strong{font-size:19px}.welcome-mode>div>span{font-size:14px;padding-right:18px}.welcome-mode>small{display:none}.welcome-mode>i{height:12px;width:12px;right:15px;top:calc(50% - 6px)}.welcome-mode.selected>i{border-width:3px}.welcome-auto{font-size:13px;margin:18px 0}.welcome-begin.ant-btn{width:100%;height:50px;justify-content:center;font-size:17px}.welcome-profile{margin-bottom:14px}.welcome-links{gap:10px 20px;margin-top:18px}.welcome-links button{font-size:14px}.welcome-note{font-size:12px;margin-top:22px}.app-shell:has(.welcome-page)>.footer{display:none}.test-shell .assessment-layout{width:calc(100% - 32px);display:flex;flex-direction:column;justify-content:center;gap:18px;padding:12px 0 20px}.test-shell .assessment{width:100%}.test-shell .mobile-assessment-views{padding:4px;gap:4px;border-radius:14px}.test-shell .mobile-assessment-views>button{padding:10px;border-radius:10px}.test-shell .assessment-top{font-size:14px;margin:0 0 20px}.test-shell .assessment-head{margin-bottom:14px}.test-shell .question-count strong{font-size:20px}.test-shell .question-count>span{font-size:13px}.test-shell .question-card{padding:26px 18px 5px;border-radius:22px}.test-shell .word{font-size:36px;margin:24px 0 28px}.test-shell .choice-grid{grid-template-columns:1fr;gap:10px}.test-shell .choice.ant-btn{min-height:56px;font-size:16px;padding:12px 14px}.test-shell .feedback-slot{height:54px}.test-shell .footer{display:none}.algorithm-dialog .engine-body{display:flex;flex-direction:column}.algorithm-dialog .formula-inputs{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;padding:14px}.algorithm-dialog .inputs-title,.algorithm-dialog .input-outcome{grid-column:1/-1}.algorithm-dialog .parameter-control{margin:0}.algorithm-dialog .commit-simulation{margin:0;align-self:end;font-size:12px}.algorithm-dialog .formula-focus{min-height:0;padding:15px}.algorithm-dialog .formula-explanation{font-size:13px}.algorithm-dialog .formula-expression{font-size:26px}.algorithm-dialog .formula-expression.wide-formula{font-size:15px}.algorithm-dialog .engine-footer{display:none}.algorithm-dialog .formula-substitution{font-size:12px}.algorithm-dialog .formula-output{margin-top:12px}.algorithm-dialog .focus-heading h3{font-size:14px}.algorithm-dialog .formula-stage b,.algorithm-dialog .stream-token small{font-size:11px}.report-page{width:calc(100% - 32px);padding:16px 0}.report-heading{gap:12px}.report-heading h1{font-size:24px;margin:0 0 7px}.report-heading p{font-size:13px}.report-actions .ant-btn{font-size:13px;height:34px}.report-hero{display:flex;flex-wrap:wrap;padding:18px;gap:16px;margin-top:18px}.report-hero .level-badge{width:100%;min-width:0;max-width:none;gap:8px}.report-hero .level-badge>strong{font-size:24px}.report-hero .level-badge>span,.report-hero .level-badge>small{font-size:13px}.report-hero .report-ladder{display:none}.report-hero .stats{width:100%;display:flex;gap:38px}.report-hero .stats>div{gap:5px}.report-hero .stats strong{font-size:25px}.report-hero .stats span{font-size:13px}.report-tabs .ant-tabs-tab{font-size:14px;padding:12px 0}.report-tabs .ant-tabs-tab+.ant-tabs-tab{margin-left:18px}.report-block{padding:18px}.report-block h3{font-size:16px;margin-bottom:16px}.group-row{grid-template-columns:110px 1fr 38px;margin-top:16px}.group-row strong{font-size:14px}.group-row small{font-size:12px}.group-row b{font-size:14px}.sample-note,.report-block .sample-note,.report-block .chart-legend,.report-block .trajectory-readout{font-size:12px;line-height:1.7}.recommendation{font-size:14px}.report-method-note{display:none}.mobile-algorithm .ability-chart svg,.mobile-algorithm .trajectory-chart svg{max-height:130px}.plot-switch button{font-size:13px;padding:7px}.answers-panel .ant-table{font-size:13px}.answers-panel .ant-table-cell{padding:10px 5px!important}}@media(max-width:760px)and (max-height:740px){.topbar{height:54px}.welcome-page{padding:12px 0}.welcome-heading h1{font-size:30px;margin:12px 0 8px}.welcome-start{margin-top:20px}.welcome-mode{padding:14px 16px}.welcome-modes{gap:8px}.welcome-auto{margin:15px 0}.welcome-links,.welcome-note{margin-top:16px}.welcome-profile{margin-bottom:10px}.test-shell .assessment-layout{gap:12px;padding:8px 0 12px}.test-shell .assessment-top{margin-bottom:12px}.test-shell .question-card{padding:20px 16px 2px}.test-shell .word{font-size:32px;margin:18px 0 22px}.test-shell .choice.ant-btn{min-height:50px;padding:10px 12px}.test-shell .feedback-slot{height:48px}.test-shell .choice-grid{gap:8px}.report-page{padding:10px 0}.report-heading h1{font-size:22px}.report-heading p{font-size:12px}.report-hero{padding:14px 16px;gap:10px;margin-top:12px}.report-hero .level-badge{gap:5px}.report-hero .level-badge>strong{font-size:22px}.report-tabs .ant-tabs-tab{padding:9px 0}.report-tabs .ant-tabs-nav{margin-bottom:9px}.report-block{padding:15px 16px}.report-block h3{margin-bottom:12px}.group-row,.sample-note{margin-top:12px}}.report-explanation{align-self:flex-start;color:var(--muted);font-size:13px;border:0;background:none;padding:0;line-height:1.8;text-decoration:underline;text-underline-offset:4px}.report-explanation:hover{color:var(--accent)}.report-explanation-copy p{font-size:15px;line-height:1.9;margin:16px 0}.report-hero .level-badge{gap:10px}.admin-record{border:1px solid var(--border);background:var(--surface);border-radius:16px;padding:18px;margin-bottom:12px}.admin-record-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.admin-record-top>strong{font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-record-top>.ant-tag{margin:0;font-size:13px}.admin-record h3{font-size:19px;font-weight:600;margin:14px 0 8px;color:var(--accent)}.admin-record p{font-size:14px;color:var(--muted)}.admin-record-actions{display:flex;align-items:center;gap:8px;margin-top:16px}.admin-record-actions>span{margin-right:auto;font-size:13px;color:var(--muted)}.admin-record-actions>.ant-btn{font-size:13px}.admin-mobile-records>.ant-pagination{justify-content:center;margin-top:16px}@media(min-width:761px)and (max-height:730px){.report-page{padding:10px 0}}@media(min-width:761px)and (max-height:640px){.report-page{padding:8px 0}.report-block{padding-top:12px;padding-bottom:12px}}@media(max-width:760px)and (max-height:740px){.report-page{padding:4px 0}}@media(min-width:761px)and (max-height:640px){.welcome-page,.report-hero{padding-top:14px;padding-bottom:14px}.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:100px}.report-tabs .chart-legend,.report-block .trajectory-readout{font-size:12px}.report-block .group-row{margin-top:9px}.report-block .group-row>div:first-child{gap:4px}.report-block .evidence-words,.report-block .sample-note{margin-top:8px}.admin-page{padding:15px 0}.admin-page .admin-heading{margin-bottom:14px}.admin-page .admin-heading h1{margin:4px 0}.admin-page .admin-export-note{margin:12px 0}.admin-page .admin-footnote{margin-top:12px}}@media(max-width:760px){.admin-page .admin-footnote{display:none}.admin-page .admin-export-note{font-size:14px}.report-hero .level-badge{gap:7px}.report-hero .level-badge>strong{font-size:23px}.report-hero .stats{gap:36px}.report-block .sample-note{margin-top:12px}.report-block .trajectory-readout{flex-wrap:wrap}}@media(max-width:760px)and (max-height:740px){.report-hero{padding:14px 16px}.report-heading{flex-direction:row;align-items:center;gap:8px}.report-heading h1{font-size:20px}.report-actions{flex-direction:column;gap:6px}.report-actions .ant-btn{font-size:12px;height:29px;padding:0 8px}.report-heading p{font-size:12px}.report-hero .level-badge{gap:5px}.report-explanation{font-size:12px}.report-hero .stats strong{font-size:23px}.report-hero .stats>div{gap:4px}.report-block .sample-note{margin-top:10px}.report-block .ability-chart svg,.report-block .trajectory-chart svg{max-height:105px}.report-block .recommendation{font-size:14px}.admin-page .admin-heading{gap:10px}.admin-page .admin-heading h1{font-size:23px;margin:5px 0}.admin-page .admin-export-note{margin:12px 0}}.welcome-links{gap:12px}.welcome-links .welcome-secondary.ant-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;height:auto;padding:10px 19px;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--border));border-radius:12px;background:var(--surface);color:var(--ink);font-size:15px;font-weight:500;box-shadow:0 2px 6px #00000006;transition:background .16s,border-color .16s,box-shadow .16s}.welcome-links .welcome-secondary.ant-btn .ant-btn-icon{display:flex;color:var(--accent)}.welcome-links .welcome-explore.ant-btn{background:var(--accent-soft);color:var(--accent);border-color:color-mix(in srgb,var(--accent) 48%,var(--border))}.welcome-links .welcome-secondary.ant-btn:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-soft);box-shadow:0 3px 12px color-mix(in srgb,var(--accent) 12%,transparent)}.welcome-links .welcome-secondary.ant-btn:active{background:color-mix(in srgb,var(--accent) 18%,var(--surface))}@media(min-width:761px)and (max-height:640px){.welcome-heading h1{margin:12px 0 8px}.welcome-start{margin-top:16px}.welcome-auto{margin:14px 0}.welcome-links,.welcome-note{margin-top:12px}}@media(max-width:760px){.welcome-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.welcome-links .welcome-secondary.ant-btn{padding:10px 8px;font-size:14px;gap:6px;border-radius:11px}.welcome-links .welcome-secondary:only-child{grid-column:1/-1;justify-self:center;padding-inline:22px}}@media(max-width:360px){.welcome-links{grid-template-columns:1fr}}.welcome-mode{text-align:left;align-items:start}.welcome-mode>div{align-items:flex-start}.welcome-mode strong{min-height:28px;line-height:28px}.welcome-mode>small{grid-column:2;text-align:left;margin-top:0}.welcome-mode>svg{margin-top:4px}.welcome-mode>div>span{text-align:left}.level-framework-entry{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;background:transparent;color:var(--muted);font-size:17px;line-height:1.5;padding:0;text-underline-offset:5px}.level-framework-entry:hover{color:var(--accent);text-decoration:underline}.curriculum-scale-groups{grid-template-columns:repeat(6,minmax(0,1fr));gap:5px}.insight-scale-labels.curriculum-scale-groups{font-size:13px;gap:7px}.insight-content{font-size:13px;color:var(--accent);line-height:1.7;margin-top:9px}.insight-position .insight-level{font-size:clamp(19px,1.8vw,25px)}.curriculum-group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 20px}.curriculum-group-grid .group-row{display:grid;grid-template-columns:minmax(0,1fr) 38px;gap:5px 8px;margin:0;align-items:center}.curriculum-group-grid .group-row>div:first-child{grid-column:1;grid-row:1;gap:3px}.curriculum-group-grid .group-row>b{grid-column:2;grid-row:1}.curriculum-group-grid .group-row>.ant-progress{grid-column:1/-1;grid-row:2;display:flex;align-items:center;height:6px;line-height:1;margin:0}.curriculum-group-grid .group-row>.ant-progress .ant-progress-outer{display:block}.curriculum-group-grid .group-row strong{font-size:14px;line-height:1.4}.curriculum-group-grid .group-row small{font-size:12px;line-height:1.4}.content-framework-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.content-framework-grid article{padding:16px;background:var(--surface-soft);border:1px solid var(--border);border-radius:14px}.content-framework-grid h3{display:flex;align-items:center;justify-content:space-between;font-size:17px;font-weight:600;gap:8px}.content-framework-grid h3>span{font-size:13px;color:var(--accent);font-weight:500}.content-framework-grid p{font-size:13px;color:var(--muted);line-height:1.7;min-height:23px;margin:8px 0}.content-framework-grid b{font-size:14px;font-weight:500;color:var(--accent);letter-spacing:.05em}.content-framework-grid b>span{color:var(--muted);opacity:.5}.content-framework-note,.content-sources{font-size:14px;line-height:1.9;color:var(--muted);margin-top:18px}.content-sources summary{color:var(--accent);cursor:pointer}.content-sources p{margin-top:12px}.content-sources a{color:var(--accent)}.content-sources ul{padding-left:20px;max-height:200px;overflow:auto}.content-sources li{margin:6px 0}.content-sources li>span{float:right;color:var(--muted);margin-left:10px}@media(min-width:761px)and (max-height:640px){.welcome-mode{gap:10px 16px}.insight-position{padding-top:15px;padding-bottom:11px}.insight-rungs{height:45px}.insight-range{margin-top:10px}.insight-content{margin-top:6px}.insight-next{padding-top:10px;padding-bottom:10px}.insight-next p{line-height:1.7}.insight-level{margin-top:8px}}@media(max-width:760px){.welcome-mode{align-items:center}.welcome-mode>div{align-items:center}.welcome-mode>svg{margin-top:0}.level-framework-entry{font-size:15px}.content-framework-grid{gap:9px}.content-framework-grid article{padding:12px}.content-framework-grid h3{font-size:15px}.content-framework-grid p{font-size:12px;min-height:40px;line-height:1.6}.content-framework-note,.content-sources{font-size:13px;margin-top:14px}.insight-content{font-size:13px}.curriculum-group-grid{gap:12px 15px}}@media(max-width:760px)and (max-height:740px){.insight-heading{padding-block:15px}.insight-position{padding-block:16px}.insight-rungs{height:52px}.insight-range{margin-top:12px}}@media(max-height:740px){.curriculum-group-grid{row-gap:8px}}@media(min-width:761px)and (max-height:640px){.welcome-page{padding-block:10px}.welcome-start{margin-top:14px}}.test-shell .word.long-entry{font-size:clamp(18px,2.2vw,30px);line-height:1.35;margin:16px 0 20px;text-wrap:pretty}@media(max-width:760px){.test-shell .word.long-entry{font-size:20px;margin:12px 0 16px}}.question-signal{margin:-10px 0 18px;display:flex;align-items:center;justify-content:center;gap:8px 12px;flex-wrap:wrap;color:var(--muted)}.probability-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border:1px solid var(--border);border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:13px;line-height:20px}.probability-chip i{width:6px;height:6px;border-radius:50%;background:var(--accent)}.probability-chip strong{font-variant-numeric:tabular-nums;font-weight:700}.probability-chip small{font-size:11px;color:var(--muted);margin-left:2px}.evidence-hint{font-size:12px;line-height:20px}@media(max-width:760px){.question-signal{margin:-8px 0 14px;gap:4px}.probability-chip{font-size:12px}.evidence-hint{width:100%;font-size:12px}}@media(max-width:760px)and (max-height:740px){.test-shell .word{margin:12px 0 16px}.question-signal{margin:-6px 0 12px}}.report-feedback-card{display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:16px;padding:18px 20px;margin-top:16px;border:1px solid color-mix(in srgb,var(--accent) 40%,var(--border));border-radius:18px;background:linear-gradient(105deg,var(--accent-soft),var(--surface) 65%);box-shadow:0 3px 18px color-mix(in srgb,var(--accent) 5%,transparent)}.report-feedback-icon{display:grid;place-items:center;width:44px;height:44px;color:var(--accent);background:var(--surface);border:1px solid var(--border);border-radius:14px}.report-feedback-copy h3{font-size:17px;font-weight:600;line-height:1.5;color:var(--ink);margin:0}.report-feedback-copy p{font-size:13px;line-height:1.6;color:var(--muted);margin:4px 0 0}.report-feedback-actions{display:flex;gap:9px}.report-feedback-actions .ant-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:42px;border-radius:11px;padding:0 15px;font-size:14px;color:var(--ink);border-color:var(--border);background:var(--surface);font-weight:500}.report-feedback-actions .feedback-accurate{background:var(--accent);color:var(--surface);border-color:var(--accent)}.report-feedback-actions .ant-btn:not(:disabled):hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.report-feedback-actions .feedback-accurate:not(:disabled):hover{background:var(--accent);color:var(--surface);filter:brightness(1.1)}.report-feedback-card.is-saved .report-feedback-icon{color:var(--good);background:var(--good-bg);border-color:transparent}.report-feedback-error{grid-column:1/-1}@media(max-width:1100px){.report-feedback-card{grid-template-columns:38px minmax(0,1fr);gap:10px 12px;padding:15px 17px}.report-feedback-icon{width:38px;height:38px;border-radius:12px}.report-feedback-actions{grid-column:2}.report-feedback-copy h3{font-size:16px}}@media(max-width:760px){.report-feedback-card{padding:13px 14px;gap:9px 10px;margin-top:12px;border-radius:16px;grid-template-columns:30px minmax(0,1fr)}.report-feedback-icon{width:30px;height:32px;border-radius:10px}.report-feedback-icon svg{width:17px}.report-feedback-copy h3{font-size:15px;line-height:1.5}.report-feedback-copy p{font-size:12px;margin:2px 0 0}.report-feedback-actions{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.report-feedback-actions .ant-btn{height:37px;padding:0 7px;font-size:13px;gap:5px}.report-feedback-actions .ant-btn svg{width:14px}.is-saved .report-feedback-actions{grid-column:2;display:flex}.is-saved .report-feedback-actions .ant-btn{height:32px}.report-feedback-card.is-saved{gap:5px 10px}}@media(max-width:760px)and (max-height:740px){.report-page:has(.report-feedback-card) .report-hero{flex-wrap:nowrap;align-items:center;gap:12px;padding:12px 14px;margin-top:12px}.report-page:has(.report-feedback-card) .report-hero .level-badge{width:auto;flex:1}.report-page:has(.report-feedback-card) .report-hero .level-badge>strong{font-size:21px}.report-page:has(.report-feedback-card) .report-hero .stats{width:auto;min-width:73px;flex-direction:column;gap:8px}.report-page:has(.report-feedback-card) .report-hero .stats strong{font-size:23px;line-height:1}.report-page:has(.report-feedback-card) .report-hero .stats span{font-size:11px}.report-feedback-card{padding:11px 12px;margin-top:10px;gap:7px 9px}.report-feedback-copy p{font-size:11px}.report-page:has(.report-feedback-card) .report-tabs .group-row{margin-top:9px}.report-page:has(.report-feedback-card) .report-block{padding:13px 14px}.report-page:has(.report-feedback-card) .report-block h3{margin-bottom:9px}.report-page:has(.report-feedback-card) .report-tabs .ant-tabs-tab{padding:9px 0}}@media(min-width:761px)and (max-height:640px){.report-feedback-card{padding:11px 15px;gap:10px;margin-top:10px;grid-template-columns:32px minmax(0,1fr) auto}.report-feedback-icon{width:32px;height:32px}.report-feedback-actions{grid-column:auto;gap:6px}.report-feedback-actions .ant-btn{height:36px;font-size:12px;padding:0 10px}.report-feedback-copy h3{font-size:15px}.report-feedback-copy p{font-size:12px}}.report-page:has(.report-feedback-card) .curriculum-group-grid .group-row{margin:0}@media(min-width:761px)and (max-height:760px){.app-shell:has(.report-feedback-card) .topbar{height:58px}.report-page:has(.report-feedback-card) .report-hero{padding-top:14px;padding-bottom:14px;margin-top:12px}.report-page:has(.report-feedback-card) .level-badge{gap:7px}.report-feedback-card{padding-top:14px;padding-bottom:14px}.report-page:has(.report-feedback-card) .report-block .ability-chart svg,.report-page:has(.report-feedback-card) .report-block .trajectory-chart svg{max-height:130px}.report-page:has(.report-feedback-card) .report-block .sample-note{margin-top:8px}.report-page:has(.report-feedback-card) .report-block h3{margin-bottom:9px}}@media(min-width:761px)and (max-height:640px){.app-shell:has(.report-feedback-card) .topbar{height:54px}.report-page:has(.report-feedback-card) .report-hero{padding-top:10px;padding-bottom:10px;margin-top:8px}.report-page:has(.report-feedback-card) .level-badge{gap:5px}.report-feedback-card{padding-top:8px;padding-bottom:8px}.report-page:has(.report-feedback-card) .report-block .ability-chart svg,.report-page:has(.report-feedback-card) .report-block .trajectory-chart svg{max-height:95px}}@media(max-width:760px){.report-page:has(.report-feedback-card) .report-hero{flex-wrap:nowrap;align-items:center;gap:12px;padding:14px;margin-top:12px}.report-page:has(.report-feedback-card) .report-hero .level-badge{width:auto;flex:1}.report-page:has(.report-feedback-card) .report-hero .level-badge>strong{font-size:21px}.report-page:has(.report-feedback-card) .report-hero .stats{width:auto;min-width:73px;flex-direction:column;gap:8px}.report-page:has(.report-feedback-card) .report-hero .stats strong{font-size:23px;line-height:1}.report-page:has(.report-feedback-card) .report-hero .stats span{font-size:11px}}.test-shell .question-signal{margin:-9px 0 13px;gap:6px}.probability-chip{padding:4px 9px;line-height:18px}.evidence-hint{font-size:11px}@media(max-width:760px)and (max-height:740px){.test-shell .question-card{padding-top:14px;padding-bottom:0}.test-shell .word{font-size:29px;margin:10px 0 14px}.test-shell .question-signal{margin:-5px 0 8px;gap:4px}.test-shell .probability-chip{padding:3px 8px;line-height:17px;font-size:11px}.test-shell .evidence-hint{font-size:10px;line-height:16px}.test-shell .choice-grid{gap:6px}.test-shell .choice.ant-btn{min-height:44px;padding:8px 11px}.test-shell .feedback-slot{height:39px}}.level-step.class-reference i,.insight-rungs .class-reference i{background:color-mix(in srgb,var(--accent) 38%,var(--surface));outline:1px solid color-mix(in srgb,var(--accent) 65%,transparent)}@media(max-width:760px)and (max-height:740px){.insight-position{padding-block:12px}.insight-range{margin-top:8px;line-height:1.55}.insight-rungs{height:44px;margin-top:13px}.insight-next{padding-block:12px}.insight-next p{line-height:1.65;margin-top:8px}}@media(min-width:1200px){.report-hero{display:grid;grid-template-columns:minmax(220px,.85fr) minmax(0,2fr) minmax(210px,.9fr);align-items:center;gap:28px}.report-hero .report-ladder{width:100%;min-width:0}.report-hero .stats{min-width:0;margin-left:0;justify-self:stretch;justify-content:flex-end;gap:22px}}@media(min-width:761px)and (max-width:1199px){.report-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,.8fr);gap:16px 22px}.report-hero .level-badge{min-width:0}.report-hero .report-ladder{grid-column:1 / -1;border-left:0;border-top:1px solid var(--border);padding:14px 0 0}.report-hero .stats{min-width:0;margin-left:0;justify-content:flex-end;gap:18px}}.level-step b{top:auto;bottom:calc(var(--step-height, 60%) + 8px);z-index:2;white-space:nowrap}