/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.\!visible{visibility:visible!important}.collapse{visibility:collapse}.invisible{visibility:hidden}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.container{width:100%}@media (width>=40rem){.container{max-width:40rem}}@media (width>=48rem){.container{max-width:48rem}}@media (width>=64rem){.container{max-width:64rem}}@media (width>=80rem){.container{max-width:80rem}}@media (width>=96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.flex-wrap{flex-wrap:wrap}.rounded{border-radius:.25rem}.italic{font-style:italic}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.\[figuur\:1\+2\]{figuur:12}.\[figuur\:2\]{figuur:2}.\[figuur\:n\]{figuur:n}.\[oefening\:formules\]{oefening:formules}.\[open\:1\.1\]{open:1.1}.\[open\:1\.2\]{open:1.2}.\[open\:1\.3\]{open:1.3}.\[open\:1\.5\]{open:1.5}.\[open\:3\.6\]{open:3.6}.\[open\:4\.1\.2\]{open:4.1.2}.\[open\:4\.4\]{open:4.4}.\[open\:4\.5\]{open:4.5}.\[open\:5\.4\.1\]{open:5.4.1}.\[open\:5\.4\.4\]{open:5.4.4}.\[open\:5\.4\]{open:5.4}.\[open\:6\.6\.1\]{open:6.6.1}.\[open\:abc\]{open:abc}.\[open\:examen\]{open:examen}.\[open\:nummer\]{open:nummer}.\[video\:1\.3\]{video:1.3}.\[video\:1\.7\]{video:1.7}.\[video\:onderwerpnummer\]{video:onderwerpnummer}.\[vraag\:keuze\]{vraag:keuze}.\[vraag\:som\]{vraag:som}.\[vraag\:v1\]{vraag:v1}.\[vraag\:v2\]{vraag:v2}.\[vraag\:v3\]{vraag:v3}.\[vraag\:v4\]{vraag:v4}.\[vraag\:v5\]{vraag:v5}}:root{--ink:#112033;--muted:#66758a;--line:#dce3eb;--paper:#fbfcfe;--accent:#f23b3b;--header-height:78px;--molecule-color-transition-ms:.32s;--exam-filter-layout-ms:.42s;--navigation-camera-ms:.32s;--navigation-expand-ms:.7s;--navigation-expand-wave-ms:.42s;--navigation-expand-overlap-ms:.28s;--navigation-collapse-ms:.42s;--navigation-collapse-child-ms:.28s;--navigation-collapse-overlap-ms:.14s}*{box-sizing:border-box}html,body{background:var(--paper);width:100%;min-height:100%;color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.reference-viewport{background:#fbfcfe;position:fixed;inset:0;overflow:hidden}.reference-canvas{transform-origin:0 0;visibility:hidden;position:absolute;top:0;left:0;overflow:hidden}.reference-viewport[data-reference-ready=true] .reference-canvas{visibility:visible}.reference-canvas>.molecule-lab{width:1920px;height:1080px}button,input{font:inherit}button{color:inherit}.molecule-lab{background:radial-gradient(circle at 50% 52%,#e9efdfd6,#0000 45%),#fbfcfe;grid-template-rows:auto 1fr;width:100vw;height:100dvh;font-family:Arial,Helvetica,sans-serif;font-weight:700;display:grid;overflow:hidden}.molecule-header{z-index:2;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffe6;border-bottom:1px solid #dce4dc;justify-content:space-between;align-items:center;gap:28px;min-height:104px;padding:18px 30px;display:flex;position:relative;box-shadow:0 8px 30px #213a2c0f}.molecule-header h1,.molecule-header p{margin:0}.molecule-header h1{letter-spacing:-.035em;margin-top:3px;font-size:clamp(20px,2vw,29px)}.molecule-header p{color:#6d7b6f;margin-top:5px;font-size:12px}.molecule-kicker{color:#7f8e31;letter-spacing:.14em;text-transform:uppercase;font-size:10px;font-weight:800}.molecule-back{color:#465649;background:#fff;border:1px solid #d4ddd4;border-radius:13px;flex:none;padding:11px 15px;font-size:12px;font-weight:750;text-decoration:none;box-shadow:0 8px 20px #233d2d0f}.molecule-stage{min-height:0;position:relative;overflow:hidden}.molecule-stage svg{width:100%;height:100%;display:block}.molecule-note{color:#738075;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);font-size:10px;font-weight:700;display:none!important}.chapter-menu-level-filter{z-index:var(--chapter-menu-z-level-filter);color:red;width:min(250px,100vw - 36px);position:absolute;bottom:7%;right:26px}.chapter-menu-level-filter-reset{color:red;cursor:pointer;background:0 0;border:none;padding:2px 4px;font-family:inherit;font-size:10px;font-weight:700;text-decoration:underline;position:absolute;top:calc(100% + 5px);right:0}.molecule-bonds line{opacity:.82}.molecule-atom{filter:drop-shadow(0 5px 8px #273c2714)}.molecule-node-scale{transform-box:view-box;transform-origin:0 0}.molecule-fixed-screen-scale .molecule-node-scale{transform:scale(var(--molecule-node-scale,1))}.electricity-11-stage .molecule-atom circle{filter:drop-shadow(0 6px 7px #3e472447)}.electricity-11-stage .molecule-atom:hover circle{filter:drop-shadow(0 9px 10px #3e47245c)}.electricity-11-stage .molecule-bonds line{filter:drop-shadow(0 3px 3px #3e47243d)}.electricity-11-stage>svg>.molecule-bonds line{opacity:.92}.electricity-11-stage .molecule-depth-1 circle{filter:drop-shadow(0 8px 10px #3e472457)}.molecule-atom circle{transition:fill .18s,stroke-width .18s,filter .18s}.molecule-atom:hover circle{fill:#f8faef;filter:drop-shadow(0 7px 12px #5b702633)}.electricity-11-stage .molecule-node-hover{transform-box:view-box;transform-origin:0 0;transition:transform .1s cubic-bezier(.2,.75,.25,1)}.electricity-11-stage .molecule-node:hover>.molecule-node-hover{transform:scale(1.08)}.chapter-menu-node a{cursor:pointer;outline:none}.chapter-menu-node a:hover .molecule-node-hover,.chapter-menu-node a:focus-visible .molecule-node-hover{filter:brightness(.98) var(--chapter-menu-hover-shadow);transform:scale(1.08)}.chapter-menu-primary-line{transition:stroke var(--molecule-color-transition-ms) ease, opacity var(--molecule-color-transition-ms) ease, filter var(--molecule-color-transition-ms) ease, stroke-width .12s ease, x2 var(--navigation-camera-ms) cubic-bezier(.22, .8, .2, 1), y2 var(--navigation-camera-ms) cubic-bezier(.22, .8, .2, 1)}.chapter-menu-primary-line[data-muted=true]{stroke:var(--chapter-menu-muted-far);opacity:.48;filter:none}.chapter-menu-primary-line[data-hovered=true]{stroke-width:6.48px;filter:var(--chapter-menu-line-hover-shadow)}.chapter-menu-cluster .chapter-menu-node circle,.chapter-menu-cluster .chapter-menu-node text,.chapter-menu-node.molecule-depth-1 circle,.chapter-menu-node.molecule-depth-1 text{transition:stroke var(--molecule-color-transition-ms) ease, fill var(--molecule-color-transition-ms) ease, opacity var(--molecule-color-transition-ms) ease, filter var(--molecule-color-transition-ms) ease, r var(--navigation-camera-ms) cubic-bezier(.35, 0, .65, 1), font-size var(--navigation-camera-ms) cubic-bezier(.35, 0, .65, 1)}.chapter-menu-cluster[data-open=false] .chapter-menu-node circle,.chapter-menu-cluster[data-open=false] .chapter-menu-node text{transition-duration:var(--molecule-color-transition-ms), var(--molecule-color-transition-ms), var(--molecule-color-transition-ms), var(--molecule-color-transition-ms), var(--navigation-camera-ms), var(--navigation-camera-ms)}.chapter-menu-node[data-controlled-emphasis=true] circle,.chapter-menu-node[data-controlled-emphasis=true] text{transition-property:stroke,fill,opacity,filter}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-cluster[data-open=false] .chapter-menu-node circle{stroke:var(--chapter-menu-muted-far);filter:var(--chapter-menu-dim-shadow)}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-cluster[data-open=false] .chapter-menu-node text{fill:var(--chapter-menu-muted-far)}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-node.molecule-depth-1 circle{stroke:var(--chapter-menu-muted-far);filter:var(--chapter-menu-dim-shadow)}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-node.molecule-depth-1 text{fill:var(--chapter-menu-muted-far)}.chapter-menu-node[data-level-muted=true] circle{stroke:var(--chapter-menu-muted-near)}.chapter-menu-node[data-level-muted=true] text{fill:var(--chapter-menu-muted-near)}.chapter-menu-reveal-node[data-level-muted=true] circle{stroke:var(--chapter-menu-muted-near)}.chapter-menu-reveal-node[data-level-muted=true] text{fill:var(--chapter-menu-muted-near)}.chapter-menu-primary-line[data-level-muted=true],.chapter-menu-expanded-lines line[data-level-muted=true]{stroke:var(--chapter-menu-muted-near)}.chapter-menu-cluster[data-cluster-chapter=exam][data-open=true] .chapter-menu-reveal-node[data-level-muted=true] circle{stroke:var(--chapter-menu-muted-far);filter:none}.chapter-menu-cluster[data-cluster-chapter=exam][data-open=true] .chapter-menu-reveal-node[data-level-muted=true] text{fill:var(--chapter-menu-muted-far)}.chapter-menu-cluster[data-cluster-chapter=exam][data-open=true] .chapter-menu-expanded-lines line[data-level-muted=true]{stroke:var(--chapter-menu-muted-far);filter:none}.chapter-menu-stage[data-exam-overview-filtered=true] .chapter-menu-primary-line{stroke:var(--chapter-menu-muted-deep);opacity:1;filter:none}.chapter-menu-stage[data-exam-overview-filtered=true] .molecule-atoms:not(.molecule-atoms-content):not(.molecule-atoms-hub) .chapter-menu-node circle{filter:none;stroke:var(--chapter-menu-muted-deep)!important}.chapter-menu-stage[data-exam-overview-filtered=true] .molecule-atoms:not(.molecule-atoms-content):not(.molecule-atoms-hub) .chapter-menu-node text{fill:var(--chapter-menu-muted-deep)!important}.chapter-menu-stage[data-exam-overview-filtered=true] .chapter-menu-home-center .chapter-menu-node circle{stroke:#f5f7f980!important}.chapter-menu-stage[data-exam-overview-filtered=true] .chapter-menu-home-center .chapter-menu-node text{fill:#f5f7f980!important}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-cluster[data-cluster-chapter=exam] .chapter-menu-reveal-node[data-topic-selected=true],.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-cluster[data-cluster-chapter=exam] .chapter-menu-expanded-lines line[data-topic-selected=true]{opacity:0!important;transition:none!important}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-cluster[data-open=false] .chapter-menu-node[data-level-muted=true] circle{stroke:var(--chapter-menu-muted-far)}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-cluster[data-open=false] .chapter-menu-node[data-level-muted=true] text{fill:var(--chapter-menu-muted-far)}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]) .chapter-menu-primary-line[data-level-muted=true]{stroke:var(--chapter-menu-muted-far)}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-primary-line{stroke:var(--chapter-menu-muted-deep);opacity:1;filter:none}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-node circle{filter:none;stroke:var(--chapter-menu-muted-deep)!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-node text{fill:var(--chapter-menu-muted-deep)!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-home-center .chapter-menu-node circle{stroke:#f5f7f980!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-home-center .chapter-menu-node text{fill:#f5f7f980!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-expanded-lines line{stroke:var(--chapter-menu-muted-far);opacity:1;filter:none}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-reveal-node:not([data-topic-selected=true]) circle{stroke:var(--chapter-menu-muted-far);filter:none}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-reveal-node:not([data-topic-selected=true]) text{fill:var(--chapter-menu-muted-far)}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-cluster[data-open=true] .chapter-menu-node circle{stroke:var(--chapter-menu-muted-far)!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-cluster[data-open=true] .chapter-menu-node text{fill:var(--chapter-menu-muted-far)!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-reveal-node[data-topic-selected=true] circle{stroke:var(--chapter-menu-topic-color)}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-reveal-node[data-topic-selected=true] text{fill:var(--chapter-menu-topic-color)}.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]) .chapter-menu-node circle,.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]) .chapter-menu-node text,.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]) .chapter-menu-reveal-node circle,.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]) .chapter-menu-reveal-node text,.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]) .chapter-menu-expanded-lines line{transition:stroke var(--molecule-color-transition-ms) ease, fill var(--molecule-color-transition-ms) ease, opacity var(--molecule-color-transition-ms) ease, filter var(--molecule-color-transition-ms) ease}.chapter-menu-stage[data-topic-returning=true]:not([data-topic-focused=true]) :is(.chapter-menu-node circle,.chapter-menu-node text,.chapter-menu-reveal-node circle,.chapter-menu-reveal-node text,.chapter-menu-expanded-lines line){transition:stroke var(--molecule-color-transition-ms) cubic-bezier(.75, 0, .75, .9) 34ms, fill var(--molecule-color-transition-ms) cubic-bezier(.75, 0, .75, .9) 34ms, opacity var(--molecule-color-transition-ms) cubic-bezier(.75, 0, .75, .9) 34ms, filter var(--molecule-color-transition-ms) cubic-bezier(.75, 0, .75, .9) 34ms}.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]):not([data-exam-focused=true]):not([data-exam-content-active=true]) .chapter-menu-reveal-node[data-topic-selected=true]:not(.chapter-menu-focused-overlay *){visibility:hidden}.chapter-menu-stage[data-topic-focused=true] .molecule-atoms:not(.molecule-atoms-content) .chapter-menu-cluster,.chapter-menu-stage[data-topic-focused=true] .molecule-atoms:not(.molecule-atoms-content) .chapter-menu-home-center,.chapter-menu-stage[data-exam-overview-open=true] .molecule-atoms:not(.molecule-atoms-content) .chapter-menu-cluster,.chapter-menu-stage[data-exam-overview-open=true] .molecule-atoms:not(.molecule-atoms-content) .chapter-menu-home-center,.chapter-menu-stage[data-topic-focused=true]:not([data-exam-focused=true]) .chapter-menu-reveal-node,.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-reveal-node,.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit .chapter-menu-reveal-node{pointer-events:none}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]):not([data-topic-focused=true]) .chapter-menu-home-center{pointer-events:none}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]):not([data-topic-focused=true]) .molecule-atoms:not(.molecule-atoms-content):not(.molecule-atoms-hub) .chapter-menu-cluster{pointer-events:none}.chapter-menu-pan{transition:transform var(--chapter-pan-ms) cubic-bezier(.35, 0, .65, 1)}.chapter-menu-focused-overlay[data-camera-snap=true] .chapter-menu-pan,.chapter-menu-focused-overlay[data-camera-snap=true] .chapter-menu-zoom,.chapter-menu-focused-overlay[data-camera-snap=true] .chapter-menu-node-position,.chapter-menu-focused-overlay[data-camera-snap=true] .chapter-menu-reveal-node{transition:none!important}.chapter-menu-zoom{transform-box:view-box;transition:transform var(--chapter-pan-ms) cubic-bezier(.35, 0, .65, 1)}.chapter-menu-chapter-zoom{transform-box:view-box}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-pan,.chapter-menu-stage[data-topic-focused=true] .chapter-menu-zoom{transition-duration:var(--topic-content-transition-ms)}.chapter-menu-stage[data-exam-focused=true] .chapter-menu-pan,.chapter-menu-stage[data-exam-focused=true] .chapter-menu-zoom{transition-duration:var(--exam-focus-move-ms)}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-pan{transition-duration:var(--exam-content-move-ms)}.chapter-menu-home{grid-template-rows:1fr}.chapter-menu-home-center{transform-box:view-box;transform-origin:0 0;transform:scale(1)}.chapter-menu-home-center[data-home-trigger]{cursor:pointer;outline:none}.chapter-menu-home-center[data-home-trigger]:focus-visible .molecule-node-hover{filter:brightness(.98)drop-shadow(0 8px 12px #5014143d)}.chapter-menu-edge-measure{visibility:hidden;pointer-events:none}.chapter-menu-home-stage:not([data-intro-phase=ready]):not([data-intro-phase=growing]) .chapter-menu-cluster{pointer-events:none}.chapter-menu-expanded{opacity:0;pointer-events:none;transition:opacity var(--navigation-collapse-ms) cubic-bezier(.35, 0, .65, 1)}.chapter-menu-expanded-hitarea{pointer-events:none}.chapter-menu-reveal-node{cursor:pointer;outline:none}.chapter-menu-reveal-node.chapter-menu-exam-group{cursor:default}.chapter-menu-reveal-node circle{transition:stroke var(--molecule-color-transition-ms) ease 0s, fill var(--molecule-color-transition-ms) ease 0s, opacity var(--molecule-color-transition-ms) ease 0s, filter var(--molecule-color-transition-ms) ease 0s, r var(--navigation-expand-wave-ms) cubic-bezier(.35, 0, .65, 1) 0s}.chapter-menu-reveal-node text{transition:stroke var(--molecule-color-transition-ms) ease 0s, fill var(--molecule-color-transition-ms) ease 0s, opacity var(--molecule-color-transition-ms) ease 0s, filter var(--molecule-color-transition-ms) ease 0s, font-size var(--navigation-expand-wave-ms) cubic-bezier(.35, 0, .65, 1) 0s}.chapter-menu-reveal-node:hover .molecule-node-hover,.chapter-menu-reveal-node:focus-visible .molecule-node-hover,.chapter-menu-reveal-node[data-child-hovered=true] .molecule-node-hover{filter:brightness(.98) var(--chapter-menu-hover-shadow);transform:scale(1.08)}.chapter-menu-expanded-lines line{opacity:.78;stroke-dasharray:1;stroke-dashoffset:1px;transition:stroke-dashoffset var(--navigation-collapse-ms) cubic-bezier(.35, 0, .65, 1) 0s, stroke var(--molecule-color-transition-ms) ease 0s, opacity var(--molecule-color-transition-ms) ease 0s, stroke-width .12s ease 0s, filter var(--molecule-color-transition-ms) ease 0s, x1 var(--exam-filter-layout-ms) cubic-bezier(.22, .8, .2, 1) 0s, y1 var(--exam-filter-layout-ms) cubic-bezier(.22, .8, .2, 1) 0s, x2 var(--exam-filter-layout-ms) cubic-bezier(.22, .8, .2, 1) 0s, y2 var(--exam-filter-layout-ms) cubic-bezier(.22, .8, .2, 1) 0s}.chapter-menu-node-position{transform-box:view-box;transform-origin:0 0;transition:transform var(--exam-filter-layout-ms) cubic-bezier(.22, .8, .2, 1)}.chapter-menu-expanded-lines line[data-hovered=true]{stroke-width:var(--chapter-menu-line-hover-width);filter:var(--chapter-menu-line-hover-shadow)}.chapter-menu-expanded-lines line[data-exam-root=true][data-hovered=true]{stroke-width:var(--chapter-menu-line-hover-width)}.chapter-menu-expanded-lines line.chapter-menu-expanded-line-child[data-hovered=true]{stroke-width:var(--chapter-menu-line-hover-width);filter:drop-shadow(0 3px 6px #141c264d)}.chapter-menu-reveal-node{opacity:0;transform:translate(var(--chapter-menu-start-x), var(--chapter-menu-start-y)) scale(.12);transform-box:view-box;transform-origin:0 0;transition:opacity var(--navigation-collapse-ms) cubic-bezier(.35, 0, .65, 1) 0s, transform var(--navigation-collapse-ms) cubic-bezier(.35, 0, .65, 1) 0s}.chapter-menu-cluster[data-open=true] .chapter-menu-expanded{opacity:1;pointer-events:auto}.chapter-menu-cluster[data-open=true] .chapter-menu-expanded-hitarea{pointer-events:all}.chapter-menu-cluster[data-open=true] .chapter-menu-expanded-lines line{stroke-dashoffset:0;transition-duration:var(--navigation-expand-wave-ms), var(--molecule-color-transition-ms), var(--molecule-color-transition-ms), .12s, var(--molecule-color-transition-ms);transition-delay:0s,0s,0s,0s,0s}.chapter-menu-cluster[data-open=true] .chapter-menu-reveal-node{opacity:1;transition-duration:var(--navigation-expand-wave-ms), var(--navigation-expand-wave-ms);transition-delay:0s;transform:translate(0)scale(1)}.chapter-menu-expanded-lines line.chapter-menu-expanded-line-child{transition-duration:var(--navigation-collapse-child-ms), var(--molecule-color-transition-ms), var(--molecule-color-transition-ms), .12s, var(--molecule-color-transition-ms);transition-delay:0s,0s,0s,0s,0s}.chapter-menu-reveal-node.chapter-menu-reveal-child{transition-duration:var(--navigation-collapse-child-ms), var(--navigation-collapse-child-ms);transition-delay:0s}.chapter-menu-cluster[data-open=true] .chapter-menu-expanded-lines line.chapter-menu-expanded-line-child{transition-duration:var(--navigation-expand-wave-ms), var(--molecule-color-transition-ms), var(--molecule-color-transition-ms), .12s, var(--molecule-color-transition-ms);transition-delay:var(--navigation-expand-overlap-ms), 0s, 0s, 0s, 0s}.chapter-menu-cluster[data-open=true] .chapter-menu-reveal-node.chapter-menu-reveal-child{transition-duration:var(--navigation-expand-wave-ms), var(--navigation-expand-wave-ms);transition-delay:var(--navigation-expand-overlap-ms)}.chapter-menu-reveal-node.chapter-menu-reveal-sub.chapter-menu-has-children{transition-delay:var(--navigation-collapse-overlap-ms)}.chapter-menu-cluster[data-open=true] .chapter-menu-reveal-node.chapter-menu-reveal-sub.chapter-menu-has-children{transition-delay:0s}.chapter-menu-stage:is([data-topic-focused=true],[data-topic-returning=true]) .chapter-menu-expanded-lines line{transition:stroke var(--molecule-color-transition-ms) ease 0s, opacity var(--molecule-color-transition-ms) ease 0s, filter var(--molecule-color-transition-ms) ease 0s, stroke-width .12s ease 0s;transition-delay:0s!important}.chapter-menu-stage{--chapter-shadow-active:drop-shadow(0 8px 10px #141c263d);--chapter-line-shadow-active:drop-shadow(0 3px 3px #141c262e);--chapter-menu-muted-near:#d5d9dc;--chapter-menu-muted-far:#eef1f4;--chapter-menu-muted-deep:#f5f7f9;--chapter-menu-hover-shadow:drop-shadow(0 8px 10px #141c2642);--chapter-menu-line-hover-shadow:drop-shadow(0 4px 8px #141c2659);--chapter-menu-dim-shadow:drop-shadow(0 5px 8px #5a626924);--chapter-menu-z-graph:2;--chapter-menu-z-panel:3;--chapter-menu-z-lines:5;--chapter-menu-z-choices:6;--chapter-menu-z-focused-hub:7;--chapter-menu-z-actions:8;--chapter-menu-z-level-filter:9;--chapter-menu-z-exam:10}.chapter-menu-stage .molecule-node-hover,.chapter-menu-stage .chapter-menu-node circle,.chapter-menu-stage .chapter-menu-reveal-node circle,.chapter-menu-stage .chapter-menu-primary-line,.chapter-menu-stage .chapter-menu-expanded-lines line{filter:none!important}:is(.chapter-menu-stage[data-intro-phase=idle] .chapter-menu-home-center .chapter-menu-node circle,.chapter-menu-stage[data-intro-phase=ready]:not(:has(.chapter-menu-cluster[data-open=true])) .chapter-menu-cluster .chapter-menu-node circle){filter:var(--chapter-shadow-active)!important}.chapter-menu-stage[data-intro-phase=ready]:not(:has(.chapter-menu-cluster[data-open=true])) .chapter-menu-primary-line{filter:var(--chapter-line-shadow-active)!important}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]):not([data-topic-focused=true]) .chapter-menu-cluster[data-open=true] .chapter-menu-reveal-node circle{filter:var(--chapter-shadow-active)!important}.chapter-menu-stage:has(.chapter-menu-cluster[data-open=true]):not([data-topic-focused=true]) .chapter-menu-expanded-lines line{filter:var(--chapter-line-shadow-active)!important}.chapter-menu-stage[data-topic-focused=true] .chapter-menu-reveal-node[data-topic-selected=true] circle{filter:var(--chapter-shadow-active)!important}.chapter-menu-cluster[data-open=true]>.chapter-menu-node{position:relative}.chapter-menu-stage>.molecule-fixed-screen-scale{z-index:var(--chapter-menu-z-graph);position:relative}.topic-content-panel-layer,.topic-content-choices-layer,.topic-content-actions-layer{--topic-content-color:#ff4c00;--topic-anchor-left:calc(100% - 150px);--topic-anchor-top:150px;--topic-panel-left:5%;--topic-panel-right:300px;pointer-events:none;position:absolute;inset:0;overflow:hidden}.topic-content-panel-layer{z-index:var(--chapter-menu-z-panel)}.topic-content-choices-layer{z-index:var(--chapter-menu-z-choices)}.topic-content-actions-layer{z-index:var(--chapter-menu-z-actions)}.chapter-menu-focused-overlay{z-index:var(--chapter-menu-z-focused-hub);pointer-events:none;position:absolute;inset:0}.chapter-menu-focused-overlay[data-exam-layer=true]{z-index:var(--chapter-menu-z-exam)}.exam-content-focus-layer{z-index:14;pointer-events:none;position:absolute;inset:0;overflow:hidden}.exam-content-focus-layer svg{width:100%;height:100%;overflow:visible}.exam-content-focus-layer.exam-content-questions-layer{z-index:12}.exam-content-dismiss-layer{z-index:10;pointer-events:none;position:absolute;inset:0}.chapter-menu-filter-panel{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);width:100%;transition:opacity var(--chapter-pan-ms,.3s) ease, transform var(--chapter-pan-ms,.3s) ease;background:#fffffff0;border:4px solid red;border-radius:16px;flex-direction:column;gap:8px;padding:10px;display:flex;box-shadow:0 10px 26px #233d2d1f}.chapter-menu-filter-field{flex-direction:column;gap:3px;display:flex}.chapter-menu-filter-field span{color:red;font-size:10px;font-weight:400}.chapter-menu-filter-field select{color:red;cursor:pointer;background:#fff;border:2px solid red;border-radius:7px;width:100%;min-height:31px;padding:6px 28px 6px 8px;font:800 11px/1.2 Arial,Helvetica,sans-serif}.chapter-menu-filter-field select option{color:red;font-weight:800}.chapter-menu-filter-fixed{color:red;background:#fff5f2;border:2px solid red;border-radius:7px;align-items:center;width:100%;min-height:31px;padding:6px 8px;font:800 11px/1.2 Arial,Helvetica,sans-serif;display:flex}.chapter-menu-filter-field select:focus-visible{outline-offset:2px;outline:2px solid red}.chapter-menu-multi{position:relative}.chapter-menu-multi-button{color:red;text-align:left;cursor:pointer;background:#fff;border:2px solid red;border-radius:7px;justify-content:space-between;align-items:center;gap:6px;width:100%;min-height:31px;padding:6px 8px;font:800 11px/1.2 Arial,Helvetica,sans-serif;display:flex}.chapter-menu-multi-button b{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-weight:800;overflow:hidden}.chapter-menu-multi-button i{border-bottom:2px solid red;border-right:2px solid red;flex:none;width:6px;height:6px;margin-top:-3px;transform:rotate(45deg)}.chapter-menu-multi[data-open=true] .chapter-menu-multi-button i{margin-top:3px;transform:rotate(-135deg)}.chapter-menu-multi-button:focus-visible{outline-offset:2px;outline:2px solid red}.chapter-menu-multi-list{z-index:6;background:#fff;border:2px solid red;border-radius:9px;width:max-content;min-width:100%;max-width:340px;max-height:300px;margin-bottom:4px;padding:4px;position:absolute;bottom:100%;right:0;overflow-y:auto;box-shadow:0 10px 26px #233d2d2e}.chapter-menu-multi-all,.chapter-menu-multi-option{color:red;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:6px;align-items:center;gap:8px;width:100%;padding:5px 6px;font:800 11px/1.25 Arial,Helvetica,sans-serif;display:flex}.chapter-menu-multi-all[data-active=true]{background:#fff5f2}.chapter-menu-multi-all:hover,.chapter-menu-multi-option:hover{background:#fff0ec}.chapter-menu-multi-option input{accent-color:red;cursor:pointer;flex:none;width:14px;height:14px;margin:0}.chapter-menu-multi-option em{font-style:normal;font-weight:800}.chapter-menu-multi-all:focus-visible,.chapter-menu-multi-option:focus-within{outline-offset:-2px;outline:2px solid red}.exam-content-dismiss-layer[data-active=true]{pointer-events:auto}.exam-content-moving-cluster{transform:translate(var(--exam-cluster-x), var(--exam-cluster-y));transition:transform var(--topic-content-transition-ms) cubic-bezier(.35, 0, .65, 1)}.exam-content-question-orbit{transform-origin:0 0}.exam-content-question{cursor:pointer;pointer-events:auto;outline:none}.exam-content-question circle{transition:r .16s cubic-bezier(.2, .75, .25, 1), stroke var(--molecule-color-transition-ms) ease}.exam-content-question text{transition:fill var(--molecule-color-transition-ms) ease}.exam-content-question:hover circle,.exam-content-question:focus-visible circle{r:calc(1.3 * var(--question-radius,21px))}.exam-content-root-scale{transform-origin:0 0;transition:transform var(--topic-content-transition-ms) cubic-bezier(.35, 0, .65, 1)}.exam-content-root{cursor:pointer;pointer-events:auto;transform-box:fill-box;transform-origin:50%;outline:none;transition:transform .12s cubic-bezier(.2,.75,.25,1)}.exam-content-root:hover,.exam-content-root:focus-visible{transform:scale(1.08)}.chapter-menu-stage[data-exam-focused=true]:not([data-exam-content-active=true]) .exam-level-orbit .chapter-menu-node circle,.chapter-menu-stage[data-exam-focused=true]:not([data-exam-content-active=true]) .exam-level-orbit .chapter-menu-reveal-node circle{filter:var(--chapter-shadow-active)!important}.chapter-menu-stage[data-exam-content-active=true] .exam-content-root circle,.chapter-menu-stage[data-exam-content-active=true] .exam-content-question circle,.chapter-menu-stage[data-topic-focused=true] .topic-content-choice{filter:var(--chapter-shadow-active)}.chapter-menu-level-filter-close,.chapter-menu-search{display:none}.chapter-menu-stage[data-exam-content-active=true] .topic-content-panel-layer{z-index:11}.chapter-menu-stage[data-exam-content-active=true] .topic-content-choices-layer{z-index:13}.chapter-menu-stage[data-exam-content-active=true] .topic-content-actions-layer{z-index:15}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-level-filter{z-index:16}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-focused-overlay{opacity:1}.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit .chapter-menu-node circle,.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit .chapter-menu-reveal-node circle{stroke:var(--chapter-menu-muted-far)!important;filter:none!important}.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit .chapter-menu-node text,.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit .chapter-menu-reveal-node text{fill:var(--chapter-menu-muted-far)!important}.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit{pointer-events:none}.chapter-menu-stage[data-exam-content-active=true] .exam-level-orbit .chapter-menu-expanded-lines line{stroke:var(--chapter-menu-muted-far)!important;filter:none!important}.exam-level-orbit{pointer-events:none}.exam-level-orbit[data-closing=true] .chapter-menu-expanded{opacity:1}@keyframes exam-branch-line-grow{0%{stroke-dashoffset:1px}to{stroke-dashoffset:0}}@keyframes exam-branch-line-shrink{0%{stroke-dashoffset:0}to{stroke-dashoffset:1px}}@keyframes exam-branch-node-grow{0%{opacity:0;transform:translate(var(--chapter-menu-start-x), var(--chapter-menu-start-y)) scale(.12)}2%{opacity:1}to{opacity:1;transform:translate(0)scale(1)}}@keyframes exam-branch-node-shrink{0%{opacity:1;transform:translate(0)scale(1)}98%{opacity:1}to{opacity:0;transform:translate(var(--chapter-menu-start-x), var(--chapter-menu-start-y)) scale(.12)}}.exam-level-orbit:is([data-open=true],[data-closing=true]) .chapter-menu-expanded{opacity:1;transition:none}.exam-level-orbit[data-open=true] .chapter-menu-expanded-lines line:not(.chapter-menu-expanded-line-child),.exam-level-orbit[data-open=true] .chapter-menu-reveal-node.chapter-menu-reveal-sub{animation-duration:var(--navigation-expand-wave-ms);animation-timing-function:cubic-bezier(.35,0,.65,1);animation-delay:0s;animation-fill-mode:backwards}.exam-level-orbit[data-open=true] .chapter-menu-expanded-lines line.chapter-menu-expanded-line-child,.exam-level-orbit[data-open=true] .chapter-menu-reveal-node.chapter-menu-reveal-child{animation-duration:var(--navigation-expand-wave-ms);animation-delay:var(--navigation-expand-overlap-ms);animation-timing-function:cubic-bezier(.35,0,.65,1);animation-fill-mode:backwards}.exam-level-orbit[data-open=true] .chapter-menu-expanded-lines line{animation-name:exam-branch-line-grow}.exam-level-orbit[data-open=true] .chapter-menu-reveal-node{animation-name:exam-branch-node-grow}.exam-level-orbit[data-closing=true] .chapter-menu-expanded-lines line.chapter-menu-expanded-line-child,.exam-level-orbit[data-closing=true] .chapter-menu-reveal-node.chapter-menu-reveal-child{animation-duration:var(--navigation-collapse-child-ms);animation-timing-function:cubic-bezier(.35,0,.65,1);animation-delay:0s;animation-fill-mode:backwards}.exam-level-orbit[data-closing=true] .chapter-menu-expanded-lines line:not(.chapter-menu-expanded-line-child),.exam-level-orbit[data-closing=true] .chapter-menu-reveal-node.chapter-menu-reveal-sub{animation-duration:var(--navigation-collapse-child-ms);animation-delay:var(--navigation-collapse-overlap-ms);animation-timing-function:cubic-bezier(.35,0,.65,1);animation-fill-mode:backwards}.exam-level-orbit[data-closing=true] .chapter-menu-expanded-lines line{animation-name:exam-branch-line-shrink}.exam-level-orbit[data-closing=true] .chapter-menu-reveal-node{animation-name:exam-branch-node-shrink}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-expanded-lines line{stroke:var(--exam-level-color);opacity:.78;transition:stroke-dashoffset var(--navigation-collapse-ms) cubic-bezier(.35, 0, .65, 1) 0s, stroke var(--molecule-color-transition-ms) ease 0s, opacity var(--molecule-color-transition-ms) ease 0s, stroke-width .12s ease 0s, filter var(--molecule-color-transition-ms) ease 0s;transition-delay:0s!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit.chapter-menu-cluster[data-open=true] .chapter-menu-expanded-lines line.chapter-menu-expanded-line-child{transition-delay:var(--navigation-expand-overlap-ms), 0s, 0s, 0s, 0s!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit[data-closing=true] .chapter-menu-expanded-lines line:not(.chapter-menu-expanded-line-child){transition-delay:var(--navigation-collapse-overlap-ms), 0s, 0s, 0s, 0s!important}.chapter-menu-cluster[data-controlled-reveal=true] .chapter-menu-reveal-node[data-controlled-reveal=true]{transition:none!important;animation:none!important}.chapter-menu-cluster[data-controlled-reveal=true][data-open=false] .chapter-menu-expanded{opacity:0;transition:none}.chapter-menu-cluster[data-controlled-reveal=true] .chapter-menu-expanded-lines line[data-controlled-reveal=true]{stroke-dashoffset:0;transition:stroke var(--molecule-color-transition-ms) ease, opacity var(--molecule-color-transition-ms) ease, filter var(--molecule-color-transition-ms) ease, stroke-width .12s ease!important;animation:none!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-reveal-node circle{stroke:var(--exam-level-color)}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-reveal-node text{fill:var(--exam-level-color)}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-reveal-node[data-level-muted=true] circle{filter:none;stroke:var(--chapter-menu-muted-near)!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-reveal-node[data-level-muted=true] text{fill:var(--chapter-menu-muted-near)!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-expanded-lines line[data-level-muted=true]{filter:none;stroke:var(--chapter-menu-muted-near)!important}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-focused-overlay .chapter-menu-reveal-node[data-topic-selected=true] circle{stroke:var(--chapter-menu-muted-far)!important;filter:none!important}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-focused-overlay .chapter-menu-reveal-node[data-topic-selected=true] text{fill:var(--chapter-menu-muted-far)!important}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-cluster:not(.exam-level-orbit)>.chapter-menu-expanded>.chapter-menu-expanded-nodes .chapter-menu-reveal-node circle{stroke:var(--chapter-menu-muted-deep)!important;filter:none!important}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-cluster:not(.exam-level-orbit)>.chapter-menu-expanded>.chapter-menu-expanded-nodes .chapter-menu-reveal-node text{fill:var(--chapter-menu-muted-deep)!important}.chapter-menu-stage[data-exam-content-active=true] .chapter-menu-cluster:not(.exam-level-orbit)>.chapter-menu-expanded>.chapter-menu-expanded-lines line{opacity:1;stroke:var(--chapter-menu-muted-deep)!important;filter:none!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-reveal-node:hover .molecule-node-hover,.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit .chapter-menu-reveal-node:focus-visible .molecule-node-hover,.chapter-menu-stage[data-topic-focused=true] .chapter-menu-focused-overlay .chapter-menu-reveal-node:hover .molecule-node-hover,.chapter-menu-stage[data-topic-focused=true] .chapter-menu-focused-overlay .chapter-menu-reveal-node:focus-visible .molecule-node-hover{filter:brightness(.98) var(--chapter-menu-hover-shadow);transform:scale(1.08)}.topic-content-orbit{z-index:3;top:var(--topic-anchor-top);left:var(--topic-anchor-left);pointer-events:none;width:360px;height:360px;position:absolute;transform:translate(-50%,-50%)}.topic-content-orbit svg{z-index:1;position:absolute;inset:0;overflow:visible}.topic-content-choice{z-index:2;width:var(--choice-size);height:var(--choice-size);border:4px solid var(--topic-content-color);color:var(--topic-content-color);text-align:center;cursor:pointer;pointer-events:auto;opacity:0;transform-origin:50%;background:#fff;border-radius:50%;place-items:center;padding:9px;font:700 12px/1.08 Arial,Helvetica,sans-serif;transition:background .16s,color .16s,filter .16s,transform .12s cubic-bezier(.2,.75,.25,1);display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(.12)}.topic-content-choice:hover,.topic-content-choice:focus-visible{filter:brightness(.98) var(--chapter-shadow-active);outline:none;transform:translate(-50%,-50%)scale(1.08)!important}.topic-content-choice[data-selected=true]{background:#fff}.topic-content-close,.topic-content-nav,.topic-content-external,.topic-content-download{top:7%;left:var(--topic-panel-left);width:var(--choice-size);height:var(--choice-size);border:4px solid var(--topic-content-color);color:var(--topic-content-color);cursor:pointer;pointer-events:none;opacity:0;transform-origin:50%;background:#fff;border-radius:50%;place-items:center;padding:9px;font:700 12px/1.08 Arial,Helvetica,sans-serif;display:grid;position:absolute;transform:translate(-50%,-50%)scale(.12)}.topic-content-download{left:calc(var(--topic-panel-left) + var(--download-offset));text-decoration:none}.topic-content-external{text-decoration:none;top:93%}.topic-content-actions-layer[data-ready=true] .topic-content-external{pointer-events:auto;animation:.16s ease-out both topic-content-download-show}.topic-content-actions-layer[data-closing=true] .topic-content-external{animation:.12s ease-in both topic-content-download-hide}.topic-content-external{box-sizing:border-box;padding:0;font:700 12px/1.08 Arial,Helvetica,sans-serif}.topic-content-nav{left:var(--nav-x)}.topic-content-actions-layer[data-ready=true] .topic-content-nav{pointer-events:auto;animation:.16s ease-out both topic-content-download-show}.topic-content-actions-layer[data-closing=true] .topic-content-nav{animation:.12s ease-in both topic-content-download-hide}.topic-content-nav span{border-top:4px solid var(--topic-content-color);border-right:4px solid var(--topic-content-color);border-radius:1px;width:11px;height:11px;position:absolute;top:50%;left:50%}.topic-content-nav[data-direction=next] span{transform:translate(-70%,-50%)rotate(45deg)}.topic-content-nav[data-direction=previous] span{transform:translate(-30%,-50%)rotate(-135deg)}.topic-content-actions-layer[data-ready=true] .topic-content-close{pointer-events:auto;animation:topic-content-action-grow var(--topic-panel-open-ms) cubic-bezier(.35, 0, .65, 1) both}.topic-content-actions-layer[data-closing=true] .topic-content-close{animation:topic-content-action-shrink var(--topic-panel-close-ms) cubic-bezier(.35, 0, .65, 1) both}.topic-content-actions-layer[data-ready=true] .topic-content-download{pointer-events:auto;animation:.12s ease-out both topic-content-download-show}.topic-content-actions-layer[data-closing=true] .topic-content-download{animation:.12s ease-in both topic-content-download-hide}.topic-content-actions-layer[data-ready=true] .topic-content-close:hover,.topic-content-actions-layer[data-ready=true] .topic-content-close:focus-visible,.topic-content-actions-layer[data-ready=true] .topic-content-external:hover,.topic-content-actions-layer[data-ready=true] .topic-content-external:focus-visible,.topic-content-actions-layer[data-ready=true] .topic-content-nav:hover,.topic-content-actions-layer[data-ready=true] .topic-content-nav:focus-visible,.topic-content-actions-layer[data-ready=true] .topic-content-download:hover,.topic-content-actions-layer[data-ready=true] .topic-content-download:focus-visible{filter:brightness(.98) var(--chapter-shadow-active);outline:none;transform:translate(-50%,-50%)scale(1.08)!important}.topic-content-close span{width:16px;height:16px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.topic-content-close span:before,.topic-content-close span:after{content:"";background:var(--topic-content-color);border-radius:2px;width:16px;height:4px;position:absolute;top:50%;left:50%}.topic-content-close span:before{transform:translate(-50%,-50%)rotate(45deg)}.topic-content-close span:after{transform:translate(-50%,-50%)rotate(-45deg)}.topic-content-download span{border:2px solid var(--topic-content-color);border-radius:2px;width:12px;height:15px;display:block;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.topic-content-download span:before{content:"";border-left:2px solid var(--topic-content-color);border-bottom:2px solid var(--topic-content-color);background:#fff;width:5px;height:5px;position:absolute;top:-2px;right:-2px}.topic-content-download b{font:700 5px/1 Arial,Helvetica,sans-serif;position:absolute;bottom:1px;left:50%;transform:translate(-50%)}.topic-content-panel{z-index:2;top:7%;right:var(--topic-panel-right);bottom:7%;left:var(--topic-panel-left);border:4px solid var(--topic-content-color);pointer-events:auto;opacity:0;clip-path:circle(0 at 100% 0);transform-origin:100% 0;background:#080808;border-radius:18px;position:absolute;overflow:hidden;transform:scale(.04);box-shadow:0 14px 30px #141c263d}.topic-content-choices-layer[data-ready=true] .topic-content-choice{animation:topic-content-choice-grow var(--topic-content-transition-ms) cubic-bezier(.35, 0, .65, 1) both}.topic-content-panel-layer[data-ready=true] .topic-content-panel{animation:topic-content-panel-grow var(--topic-panel-open-ms) cubic-bezier(.35, 0, .65, 1) both}.topic-content-choices-layer[data-closing=true] .topic-content-choice{animation:topic-content-choice-shrink var(--topic-content-transition-ms) cubic-bezier(.35, 0, .65, 1) both}.topic-content-panel-layer[data-closing=true] .topic-content-panel{animation:topic-content-panel-shrink var(--topic-panel-close-ms) cubic-bezier(.35, 0, .65, 1) both}.topic-content-phet{left:calc(100% - var(--topic-panel-right))}.topic-content-attribution{top:calc(93% + 24px);left:calc(var(--topic-panel-left) + 60px);right:calc(var(--topic-panel-right) + 60px);text-align:center;color:var(--topic-content-color);pointer-events:none;opacity:0;margin:0;font:400 12px/1.2 Arial,Helvetica,sans-serif;position:absolute}.topic-content-attribution a{color:inherit;font-weight:700}.topic-content-actions-layer[data-ready=true] .topic-content-attribution{pointer-events:none;animation:.16s ease-out both topic-content-attribution-show}.topic-content-actions-layer[data-ready=true] .topic-content-attribution a{pointer-events:auto}.topic-content-actions-layer[data-closing=true] .topic-content-attribution{animation:.12s ease-in both topic-content-attribution-hide}@keyframes topic-content-attribution-show{0%{opacity:0}to{opacity:1}}@keyframes topic-content-attribution-hide{0%{opacity:1}to{opacity:0}}.topic-content-choices-layer[data-layout=column] .topic-content-choice{translate:var(--choice-x) var(--choice-y)}.topic-content-choices-layer[data-layout=column][data-ready=true] .topic-content-choice{animation:topic-column-grow var(--drop-ms) var(--drop-grow-ease) var(--drop-delay) both, topic-column-fall var(--drop-ms) var(--drop-fall-ease) var(--drop-delay) both}.topic-content-choices-layer[data-layout=column][data-closing=true] .topic-content-choice{animation:topic-column-shrink var(--drop-close-ms) cubic-bezier(.4, 0, 1, 1) var(--drop-close-delay) both, topic-column-rise var(--drop-close-ms) cubic-bezier(.4, 0, 1, 1) var(--drop-close-delay) both}@keyframes topic-column-grow{0%{opacity:0;transform:translate(-50%,-50%)scale(.12)}to{opacity:1;transform:translate(-50%,-50%)scale(1)}}@keyframes topic-column-shrink{0%{opacity:1;transform:translate(-50%,-50%)scale(1)}to{opacity:0;transform:translate(-50%,-50%)scale(.12)}}@keyframes topic-column-fall{0%{translate:0}to{translate:var(--choice-x) var(--choice-y)}}@keyframes topic-column-rise{0%{translate:var(--choice-x) var(--choice-y)}to{translate:0}}.topic-content-panel iframe{background:#fff;border:0;width:100%;height:100%}.school-lesson-information{box-sizing:border-box;width:100%;height:100%;color:var(--topic-content-color);background:#fff;padding:clamp(28px,4vw,64px);font-weight:400;overflow:auto}.school-lesson-information h2,.school-lesson-information h3{font-weight:700}.school-lesson-information h2{color:var(--topic-content-color);margin:0 0 28px;font-size:clamp(28px,3vw,46px)}.school-lesson-information-grid{grid-template-columns:minmax(0,1.7fr) minmax(240px,1fr);gap:28px;display:grid}.school-lesson-information section{border:3px solid var(--topic-content-color);background:#fff;border-radius:16px;padding:24px}.school-lesson-information .school-planning{border-radius:36px;margin-top:28px;padding:18px 26px 24px;container-type:inline-size}.school-planning h3{margin:0}.school-planning h3 small{color:var(--topic-content-color);margin-top:2px;font-size:13px;font-weight:400;display:block}.school-planning-row{grid-template-columns:repeat(var(--planning-count), minmax(0, 1fr));--planning-bubble:min(100px, calc(100cqw / var(--planning-count) - 6px));grid-template-rows:auto 14px var(--planning-bubble) 14px auto;place-items:center;margin:10px 0 0;padding:0;list-style:none;display:grid;position:relative}.school-planning-line{width:calc(100% - 100% / var(--planning-count));border-top:3px solid var(--topic-content-color);grid-area:3/1/auto/-1;align-self:center;height:0}.school-planning-bubble{z-index:1;width:var(--planning-bubble);height:var(--planning-bubble);box-sizing:border-box;border:4px solid var(--topic-content-color);color:var(--topic-content-color);font:700 clamp(14px, calc(var(--planning-bubble) * .24), 24px) / 1 Arial, Helvetica, sans-serif;background:#fff;border-radius:50%;place-items:center;display:grid;position:relative}.school-planning-row li[data-current=true] .school-planning-bubble{border-color:var(--planning-current,#2e9e3e);color:var(--planning-current,#2e9e3e)}.school-planning-row li[data-current=true] .school-planning-note{color:var(--planning-current,#2e9e3e)}.school-planning-row li[data-current=true] .school-planning-tick{border-left-color:var(--planning-current,#2e9e3e)}.school-planning-bubble[data-clickable=true],.school-planning-note[data-clickable=true],.school-planning-tick[data-clickable=true]{cursor:pointer}.school-planning-bubble,.school-planning-note,.school-planning-tick{transition:transform .12s cubic-bezier(.2,.75,.25,1),filter .16s}.school-planning-bubble:focus-visible{outline:none}.school-planning-bubble[data-active=true]{filter:var(--chapter-shadow-active);z-index:2;transform:scale(1.1)}.school-planning-note[data-position=above]{transform-origin:50% 100%}.school-planning-note[data-position=below]{transform-origin:50% 0}.school-planning-note[data-active=true]{transform:scale(1.12)}.school-planning-tick[data-active=true]{transform:scaleY(1.1)}.school-planning-tick{border-left:3px solid var(--topic-content-color);width:0;height:100%}.school-planning-note{width:max-content;max-width:190%;color:var(--topic-content-color);text-align:center;overflow-wrap:anywhere;flex-direction:column;padding:0 2px;font:400 18px/1.2 Arial,Helvetica,sans-serif;display:flex}.school-planning-note[data-position=above]{align-self:end}.school-planning-note[data-position=below]{align-self:start}.school-lesson-information h3{color:var(--topic-content-color);margin:0 0 14px;font-size:22px}.school-lesson-information .school-lesson-information-general{max-width:70ch;margin:-8px 0 28px}.school-lesson-information p{white-space:pre-wrap;color:var(--topic-content-color);margin:0;font-size:18px;font-weight:400;line-height:1.55}.school-goal{gap:.5em;display:flex}.school-goal-number{flex:none;min-width:1.5em}.school-subgoal,.school-goal-continued{padding-left:2em}@media (width<=900px){.school-lesson-information-grid{grid-template-columns:1fr}}.topic-content-panel-empty{text-align:center;background:#fff;justify-content:center;align-items:center;padding:32px;display:flex}.topic-content-panel-empty p{color:#4a5568;margin:0;font-size:16px;line-height:1.5}.topic-content-panel-empty strong{color:var(--topic-content-color)}@keyframes topic-content-choice-grow{0%{opacity:0;transform:translate(-50%,-50%)scale(.12)}to{opacity:1;transform:translate(calc(-50% + var(--choice-x)), calc(-50% + var(--choice-y))) scale(1)}}@keyframes topic-content-choice-shrink{0%{opacity:1;transform:translate(calc(-50% + var(--choice-x)), calc(-50% + var(--choice-y))) scale(1)}to{opacity:0;transform:translate(-50%,-50%)scale(.12)}}@keyframes topic-content-panel-grow{0%{opacity:0;clip-path:circle(0 at 100% 0);transform:scale(.04)}to{opacity:1;clip-path:circle(150% at 100% 0);transform:scale(1)}}@keyframes topic-content-panel-shrink{0%{opacity:1;clip-path:circle(150% at 100% 0);transform:scale(1)}to{opacity:0;clip-path:circle(0 at 100% 0);transform:scale(.04)}}@keyframes topic-content-action-grow{0%{left:calc(100% - var(--topic-panel-right));opacity:0;transform:translate(-50%,-50%)scale(.12)}to{left:var(--topic-panel-left);opacity:1;transform:translate(-50%,-50%)scale(1)}}@keyframes topic-content-action-shrink{0%{left:var(--topic-panel-left);opacity:1;transform:translate(-50%,-50%)scale(1)}to{left:calc(100% - var(--topic-panel-right));opacity:0;transform:translate(-50%,-50%)scale(.12)}}@keyframes topic-content-download-show{0%{opacity:0;transform:translate(-50%,-50%)scale(.82)}to{opacity:1;transform:translate(-50%,-50%)scale(1)}}@keyframes topic-content-download-hide{0%{opacity:1;transform:translate(-50%,-50%)scale(1)}to{opacity:0;transform:translate(-50%,-50%)scale(.82)}}@media (width<=820px){.topic-content-panel-layer,.topic-content-choices-layer,.topic-content-actions-layer{--topic-panel-left:14px;--topic-panel-right:min(300px, calc(100vw - 180px))}.topic-content-panel{top:7%;bottom:7%}.topic-content-orbit{transform:translate(-50%,-50%)scale(.82)}.exam-content-question-orbit{transform:scale(.82)}}@media (prefers-reduced-motion:reduce){.chapter-menu-expanded,.chapter-menu-expanded-lines line,.chapter-menu-reveal-node{transition-duration:1ms;transition-delay:0s}}@media (width<=720px){.molecule-header{align-items:flex-start;padding:14px 16px}.molecule-header p{display:none}.molecule-back{padding:9px 10px;font-size:10px}}.topic-panel{z-index:40;top:calc(var(--header-height) + 15px);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffffff5;border:1px solid #d5dee8f2;border-radius:22px;width:min(390px,100vw - 30px);padding:30px;animation:.34s cubic-bezier(.22,1,.36,1) both panel-in;position:fixed;bottom:15px;right:15px;overflow-y:auto;box-shadow:0 28px 80px #1b30483b}@keyframes panel-in{0%{opacity:0;transform:translate(18px)scale(.985)}to{opacity:1;transform:translate(0)scale(1)}}.panel-close{color:#6d7a8c;cursor:pointer;background:#f7f9fb;border:1px solid #dce3eb;border-radius:11px;width:34px;height:34px;font-size:22px;position:absolute;top:15px;right:15px}.panel-close:hover{background:#edf1f5}.topic-panel h1{color:#172b43;letter-spacing:-.045em;max-width:310px;margin:10px 0 9px;font-size:clamp(26px,3vw,35px);line-height:1.04}.topic-panel h2{color:#4d5f75;letter-spacing:.1em;text-transform:uppercase;margin:21px 0 9px;font-size:10px;font-weight:800}.keywords{color:#617187;-webkit-line-clamp:5;-webkit-box-orient:vertical;margin:0;font-size:12px;line-height:1.65;display:-webkit-box;overflow:hidden}@media (width<=900px){:root{--header-height:124px}.topic-panel{border-radius:20px;width:auto;max-height:min(65dvh,590px);padding:25px;animation-name:panel-up;inset:auto 10px 10px}@keyframes panel-up{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.chapter-menu-content-scale{transform-origin:0 0;transition:transform var(--navigation-camera-ms) cubic-bezier(.22, .8, .2, 1)}.chapter-menu-cluster[data-cluster-chapter=exam] .chapter-menu-content-scale{transition-duration:var(--exam-filter-layout-ms)}.exam-filter-content-scale{transition:transform var(--exam-filter-layout-ms) cubic-bezier(.22, .8, .2, 1)!important}.chapter-menu-filter-paint{transition:opacity var(--molecule-color-transition-ms) ease!important}.chapter-menu-filter-paint[data-filter-paint-hidden=true]{opacity:0!important}.chapter-menu-focused-overlay[data-exam-layer=true] .chapter-menu-zoom .chapter-menu-reveal-node[data-topic-selected=true],.chapter-menu-focused-overlay[data-exam-layer=true] .chapter-menu-zoom .chapter-menu-expanded-lines line[data-topic-selected=true],.chapter-menu-stage[data-exam-focused=true]>.molecule-fixed-screen-scale .chapter-menu-reveal-node[data-topic-selected=true],.chapter-menu-stage[data-exam-focused=true]>.molecule-fixed-screen-scale .chapter-menu-expanded-lines line[data-topic-selected=true]{opacity:0!important;transition:none!important}.exam-level-orbit .chapter-menu-node-position{transition:none!important}.exam-level-own-hub{transition:transform var(--exam-focus-move-ms) cubic-bezier(.22, .8, .2, 1)}.chapter-menu-stage[data-exam-focused=true]:not([data-exam-content-active=true]) .exam-level-own-hub .chapter-menu-node circle{stroke:var(--exam-level-color)!important;filter:var(--chapter-shadow-active)!important}.chapter-menu-stage[data-exam-focused=true]:not([data-exam-content-active=true]) .exam-level-own-hub .chapter-menu-node text{fill:var(--exam-level-color)!important}.chapter-menu-cluster[data-cluster-chapter=exam] .chapter-menu-node-position{transition:none}.chapter-menu-cluster[data-cluster-chapter=exam] .chapter-menu-expanded-lines line{transition:stroke-dashoffset var(--navigation-collapse-ms) cubic-bezier(.35, 0, .65, 1) 0s, stroke var(--molecule-color-transition-ms) ease 0s, opacity var(--molecule-color-transition-ms) ease 0s, stroke-width .12s ease 0s, filter var(--molecule-color-transition-ms) ease 0s}.reference-canvas,.reference-canvas>.molecule-lab,.reference-canvas .chapter-menu-home-stage,.reference-canvas .chapter-menu-home-stage svg,.reference-canvas .chapter-menu-home-stage .molecule-fixed-screen-scale{overflow:visible}.chapter-menu-stage[data-topic-focused=true]:not([data-exam-focused=true]) .chapter-menu-focused-overlay .chapter-menu-reveal-node[data-topic-selected=true]{pointer-events:auto;cursor:pointer}.exam-level-orbit[data-static=true] .chapter-menu-expanded-lines line,.exam-level-orbit[data-static=true] .chapter-menu-reveal-node{animation:none!important}.chapter-menu-stage[data-topic-focused=true] .exam-level-orbit[data-static=true] .chapter-menu-expanded-lines line,.school-backdrop-layer .molecule-bonds line{opacity:1}.school-planning-bubble[data-label=long]{font-size:clamp(11px, calc(var(--planning-bubble) * .15), 16px)}.chapter-menu-reveal-node[data-empty=true],.chapter-menu-node a[data-empty=true]{cursor:default}.chapter-menu-reveal-node[data-empty=true]:hover .molecule-node-hover,.chapter-menu-reveal-node[data-empty=true]:focus-visible .molecule-node-hover,.chapter-menu-reveal-node[data-empty=true][data-child-hovered=true] .molecule-node-hover,.chapter-menu-node a[data-empty=true]:hover .molecule-node-hover,.chapter-menu-node a[data-empty=true]:focus-visible .molecule-node-hover{filter:none;transform:scale(1)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}