@keyframes astroFadeInOut{0%{opacity:1}to{opacity:0}}@keyframes astroFadeIn{0%{opacity:0;mix-blend-mode:plus-lighter}to{opacity:1;mix-blend-mode:plus-lighter}}@keyframes astroFadeOut{0%{opacity:1;mix-blend-mode:plus-lighter}to{opacity:0;mix-blend-mode:plus-lighter}}@keyframes astroSlideFromRight{0%{transform:translate(100%)}}@keyframes astroSlideFromLeft{0%{transform:translate(-100%)}}@keyframes astroSlideToRight{to{transform:translate(100%)}}@keyframes astroSlideToLeft{to{transform:translate(-100%)}}@media (prefers-reduced-motion){::view-transition-group(*),::view-transition-old(*),::view-transition-new(*),[data-astro-transition-scope]{animation:none!important}}@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-border-style:solid;--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;--tw-ease:initial}}}@layer reset{*,:before,:after{box-sizing:border-box}html,body{width:100%;min-height:100%;margin:0}button,input{font:inherit}img{max-width:100%}[hidden]{display:none!important}}@layer tokens{:root{color-scheme:light;--p-canvas:#f4f6f7;--p-surface:#fff;--p-ink:#18252b;--p-studio:#e8ecef;--p-muted:#5d6a71;--p-line:#dfe5e8;--p-control-line:#85939a;--p-soft:#eaf0f2;--p-accent:#d0ed91;--p-accent-ink:#283719;--p-link:#366741;--p-violet:#6553b7;--p-error:#ae3636;--p-on-ink:#fff;--p-focus:#42634e;--p-positive:#366741;--p-shadow:0 2px 3px #18252b04, 0 12px 28px #18252b08, 0 36px 64px #18252b08;--p-type:"Manrope", Arial, sans-serif;--p-display:"Familjen Grotesk", Arial, sans-serif;--p-radius-control:12px;--p-radius-panel:26px;--p-space:4px;--p-duration:.18s;--p-ease:cubic-bezier(.2,.8,.2,1);--p-reading:62ch;--p-max:1160px}@media (prefers-reduced-motion:reduce){:root{--p-duration:0s}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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;--ease-out:cubic-bezier(0, 0, .2, 1);--ease-in-out:cubic-bezier(.4, 0, .2, 1);--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,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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]){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;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:where(:not(iframe)){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}html{font-family:var(--p-type)}body{color:var(--p-ink);background:var(--p-canvas);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;overflow-x:hidden}body.tool-page{overflow:hidden}button{cursor:pointer;-webkit-tap-highlight-color:transparent;font-family:inherit}button:disabled{cursor:not-allowed}:focus-visible{outline:3px solid var(--p-focus);outline-offset:4px}.unit-input:focus-within{outline:3px solid var(--p-focus);outline-offset:4px;border-color:var(--p-focus)}.unit-input input:focus-visible{outline:none}}@layer components{.feedback{flex:none}.feedback-trigger{min-width:44px;min-height:44px;color:var(--p-muted);font:600 12px/1 var(--p-type);background:0 0;border:0;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:0 10px;transition:background .18s,color .18s;display:flex}.feedback-trigger:hover,.feedback-trigger[aria-expanded=true]{background:var(--p-soft);color:var(--p-ink)}.feedback-trigger svg,.feedback-close svg{stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;stroke-linejoin:round;width:19px;height:19px}.feedback-dialog{overscroll-behavior:contain;width:min(440px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--p-ink);background:var(--p-surface);border:1px solid var(--p-line);border-radius:24px;margin:auto;padding:0;position:fixed;inset:0;overflow-y:auto;box-shadow:0 24px 80px #18252b26}.feedback-dialog[open]{animation:feedback-in .18s var(--p-ease) both}.feedback-dialog::backdrop{background:#18252b30}.feedback-sheet{padding:30px;position:relative}.feedback-close{width:44px;height:44px;color:var(--p-muted);background:0 0;border:0;border-radius:50%;place-items:center;padding:0;display:grid;position:absolute;top:12px;right:12px}.feedback-close:hover{background:var(--p-soft)}.feedback-eyebrow{color:var(--p-muted);margin:0 32px 17px 0;font-size:11px}.feedback-sheet h2{font:500 34px/1.05 var(--p-display);letter-spacing:-.035em;margin:0 0 12px}.feedback-sheet h2:focus,.feedback-success h3:focus{outline:none}.feedback-intro{color:var(--p-muted);margin:0 0 24px;font-size:13px;line-height:1.6}.feedback-sheet fieldset{border:0;min-width:0;margin:0;padding:0}.feedback-sheet .feedback-kind{grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:22px;display:grid}.feedback-kind legend{margin-bottom:9px;font-size:12px;font-weight:600}.feedback-kind label{cursor:pointer;position:relative}.feedback-kind input{clip-path:inset(50%);width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.feedback-kind span{border:1px solid var(--p-line);min-height:40px;color:var(--p-muted);font:600 12px/1 var(--p-type);border-radius:10px;place-items:center;padding:8px;transition:background .18s,border-color .18s;display:grid}.feedback-kind input:checked+span{background:var(--p-accent);border-color:var(--p-accent);color:var(--p-accent-ink)}.feedback-kind input:focus-visible+span{outline:3px solid var(--p-focus);outline-offset:3px}.feedback-label{flex-wrap:wrap;align-items:baseline;gap:7px;margin:17px 0 8px;font-size:12px;font-weight:600;display:flex}.feedback-label span{color:var(--p-muted);font-size:11px;font-weight:400}.feedback-sheet textarea,.feedback-sheet input[type=email]{border:1px solid var(--p-control-line);background:var(--p-surface);width:100%;color:var(--p-ink);font:400 16px/1.5 var(--p-type);border-radius:10px;padding:12px 13px;display:block}.feedback-sheet textarea{resize:vertical;min-height:126px;max-height:260px}.feedback-sheet ::placeholder{color:var(--p-muted);opacity:.8}.feedback-trap{width:1px;height:1px;position:absolute;left:-10000px;overflow:hidden}.feedback-privacy{color:var(--p-muted);margin:14px 0 20px;font-size:10px;line-height:1.6}.feedback-send{width:100%;min-height:46px;color:var(--p-on-ink);background:var(--p-ink);border:0;border-radius:12px;justify-content:center;align-items:center;gap:12px;padding:12px 16px;font-size:13px;font-weight:600;transition:background .18s;display:flex}.feedback-send:hover{background:var(--p-ink)}@supports (color:color-mix(in lab, red, red)){.feedback-send:hover{background:color-mix(in srgb, var(--p-ink), var(--p-canvas) 12%)}}.feedback-send:disabled{cursor:wait}.feedback-error{color:#943f36;margin:0 0 16px;font-size:12px;line-height:1.6}.feedback-success{padding:12px 0 0}.feedback-check{background:var(--p-accent);width:38px;height:38px;color:var(--p-accent-ink);border-radius:50%;place-items:center;margin-bottom:18px;font-size:20px;display:grid}.feedback-success h3{font:500 26px/1.2 var(--p-display);letter-spacing:-.025em;margin:0 0 8px}.feedback-success p{color:var(--p-muted);margin:0 0 26px;font-size:13px}@media (width<=600px){.feedback-trigger span{display:none}.feedback-trigger{padding:0}}@media (width<=480px){.feedback-dialog{margin:auto auto max(16px, env(safe-area-inset-bottom));max-height:calc(100dvh - 32px - env(safe-area-inset-bottom))}.feedback-sheet{padding:26px 22px 22px}.feedback-sheet h2{font-size:26px}.feedback-intro{margin-bottom:18px}.feedback-sheet .feedback-kind{margin-bottom:16px}.feedback-sheet textarea{height:112px;min-height:112px}}@keyframes feedback-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.learn-button{z-index:12;border:1px solid var(--p-line);background:var(--p-surface);min-height:48px;color:var(--p-ink);box-shadow:var(--p-shadow);border-radius:16px;align-items:center;gap:10px;padding:10px 18px;font-size:13px;font-weight:650;display:flex;position:fixed;top:104px;right:40px}.learn-button svg{width:22px;height:22px}.learn-button:hover{background:var(--p-accent)}.viewer[data-lesson-motion],.interface-shell[data-lesson-motion],.lesson-presence{--lesson-duration:.26s;--lesson-ease:cubic-bezier(.2, .7, .2, 1)}.viewer[data-lesson-motion]{transition:top var(--lesson-duration) var(--lesson-ease), right var(--lesson-duration) var(--lesson-ease), bottom var(--lesson-duration) var(--lesson-ease)}.viewer[data-lesson-motion] .viewer__canvas{pointer-events:none}.interface-shell[data-lesson-motion] .zoom-control{transition:right var(--lesson-duration) var(--lesson-ease), top var(--lesson-duration) var(--lesson-ease)}.interface-shell[data-lesson-motion] .zoom-control__rail{transition:height var(--lesson-duration) var(--lesson-ease)}.interface-shell[data-lesson-motion] .drawing-tools{transition:right var(--lesson-duration) var(--lesson-ease), bottom var(--lesson-duration) var(--lesson-ease), left var(--lesson-duration) var(--lesson-ease), transform var(--lesson-duration) var(--lesson-ease), opacity var(--lesson-duration) var(--lesson-ease)}.lesson-presence .lesson-panel{transition:transform var(--lesson-duration) var(--lesson-ease);transform:translate(calc(100% + 16px))}.lesson-presence[data-open=true] .lesson-panel{transform:translate(0)}.lesson-presence[data-open=false]{pointer-events:none}.viewer.lesson-active{right:416px}.interface-shell.lesson-active .zoom-control{right:432px}.interface-shell.lesson-active .drawing-tools{right:440px}.lesson-panel{z-index:16;top:max(80px, calc(env(safe-area-inset-top) + 64px));right:16px;bottom:max(16px, env(safe-area-inset-bottom));background:var(--p-surface);border:1px solid var(--p-line);border-radius:var(--p-radius-panel);width:384px;box-shadow:var(--p-shadow);flex-direction:column;display:flex;position:fixed;overflow:hidden}.lesson-content{border:0;min-width:0;margin:0;padding:0;display:contents}.lesson-content button:disabled,.lesson-content input:disabled{opacity:.55;cursor:progress}.viewer[data-instrument-motion] .viewer__canvas{pointer-events:none}.lesson-panel__top{justify-content:space-between;align-items:center;padding:12px 16px 8px 24px;display:flex}.lesson-panel__actions{align-items:center;gap:2px;display:flex}.lesson-eyebrow{color:var(--p-muted);font-size:11px;font-weight:650}.lesson-expand-button{min-height:32px;color:var(--p-muted);background:0 0;border:0;border-radius:9px;align-items:center;gap:4px;padding:5px 8px;font-size:10px;font-weight:650;display:none}.lesson-expand-button:hover{background:var(--p-soft);color:var(--p-ink)}.lesson-expand-button svg{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;width:16px;height:16px}.lesson-icon-button{width:44px;height:44px;color:var(--p-muted);font:400 26px/1 var(--p-type);background:0 0;border:0;border-radius:12px}.lesson-icon-button:hover{background:var(--p-soft);color:var(--p-ink)}.lesson-progress{background:var(--p-soft);flex-shrink:0;height:3px;margin:0 24px}.lesson-progress>span{background:var(--p-positive);height:100%;transition:width var(--p-duration);display:block}.lesson-scroll{overscroll-behavior:contain;scrollbar-width:thin;flex:1;min-height:0;padding:22px 24px 16px;overflow-y:auto}.lesson-step-label{color:var(--p-violet);margin:0 0 8px;font-size:11px;font-weight:700}.lesson-panel h2{font:500 31px/1.07 var(--p-display);letter-spacing:-.025em;margin:0 0 20px}.lesson-panel h2:focus{outline:none}.lesson-givens{border-block:1px solid var(--p-line);font-variant-numeric:tabular-nums;grid-template-columns:.85fr 1.35fr .7fr;gap:8px;margin:0 0 22px;padding:14px 0;display:grid}.lesson-givens dt{color:var(--p-muted);margin:0 0 5px;font-size:10px;font-weight:600}.lesson-givens dd{white-space:nowrap;font:500 23px/1.2 var(--p-display);margin:0}.lesson-givens dd span{font:600 11px/1.2 var(--p-type)}.lesson-instruction{margin:0 0 18px;font-size:15px;font-weight:550;line-height:1.65}.lesson-explanation{border-left:3px solid var(--p-accent);margin:0 0 20px;padding:2px 0 2px 14px}.lesson-explanation summary,.lesson-adjustments summary{cursor:pointer;padding-block:10px;font-size:12px;font-weight:700}.lesson-explanation p,.lesson-note,.lesson-hint,.lesson-adjustments p,.lesson-recap p{color:var(--p-muted);margin:6px 0 12px;font-size:13px;line-height:1.7}.lesson-note{margin-top:18px}.lesson-hint{background:var(--p-soft);border-radius:12px;padding:12px}.lesson-answers{grid-template-columns:1fr 1fr;gap:14px;margin:18px 0;display:grid}.lesson-answers label,.lesson-adjustments label{font-size:12px;font-weight:600;display:block}.lesson-field{border:1px solid var(--p-control-line);border-radius:12px;align-items:center;gap:6px;margin-top:8px;padding:0 10px;display:flex}.lesson-field input{font-variant-numeric:tabular-nums;width:100%;min-width:0;color:var(--p-ink);background:0 0;border:0;padding:12px 0;font-size:18px}.lesson-field>span{color:var(--p-muted);flex-shrink:0}.lesson-field:focus-within{outline:3px solid var(--p-focus);outline-offset:4px}.lesson-field input:focus{outline:none}.lesson-adjustments{border-top:1px solid var(--p-line);margin-top:18px}.lesson-adjustments__body{gap:12px;padding:4px 0 16px;display:grid}.lesson-adjustments input{box-sizing:border-box;border:1px solid var(--p-control-line);width:100%;min-height:44px;color:var(--p-ink);background:var(--p-surface);border-radius:12px;margin-top:7px;padding:10px 12px;display:block}.lesson-feedback{margin-top:16px;font-size:13px;line-height:1.65}.lesson-feedback:empty{display:none}.lesson-feedback[data-kind=error]{color:var(--p-error);border-left:3px solid;padding-left:12px}.lesson-feedback[data-kind=success]{color:var(--p-positive)}.lesson-feedback[data-kind=info]{color:var(--p-violet)}.lesson-source{color:var(--p-muted);text-underline-offset:3px;margin-top:24px;font-size:10px;line-height:1.6;display:inline-block}.lesson-footer{border-top:1px solid var(--p-line);background:var(--p-surface);flex-shrink:0;padding:16px 24px}.lesson-footer__primary{gap:10px;display:flex}.lesson-primary,.lesson-secondary{border-radius:12px;justify-content:center;align-items:center;gap:10px;min-height:44px;padding:11px 16px;font-size:13px;font-weight:650;display:inline-flex}.lesson-primary{border:1px solid var(--p-ink);background:var(--p-ink);color:var(--p-on-ink);flex:1}.lesson-primary:hover{background:#30434b}.lesson-secondary{border:1px solid var(--p-line);background:var(--p-soft);color:var(--p-ink)}.lesson-secondary:hover{background:var(--p-accent)}.lesson-footer__secondary{flex-wrap:wrap;justify-content:space-between;gap:2px 12px;margin-top:8px;display:flex}.lesson-text-button{min-height:36px;color:var(--p-muted);text-align:left;background:0 0;border:0;padding:6px 0;font-size:11px;font-weight:650}.lesson-text-button:hover{color:var(--p-ink);text-underline-offset:3px;text-decoration:underline}.lesson-recap{background:var(--p-soft);border-radius:16px;margin-top:20px;padding:16px}.lesson-recap dl{gap:32px;margin:16px 0;display:flex}.lesson-recap dt{color:var(--p-muted);font-size:11px}.lesson-recap dd{font:500 26px/1.2 var(--p-display);margin:6px 0 0}.lesson-callouts{pointer-events:none;z-index:14;position:fixed;inset:0}.lesson-callout{align-items:center;gap:12px;display:flex;position:absolute;transform:translate(-9px,-50%)}.lesson-callout i{border:2px solid var(--p-violet);border-radius:50%;flex-shrink:0;width:18px;height:18px;box-shadow:0 0 0 4px #ffffff90}.lesson-callout span{color:var(--p-violet);background:var(--p-surface);border:1px solid var(--p-line);white-space:nowrap;box-shadow:var(--p-shadow);border-radius:8px;padding:6px 9px;font-size:10px;font-weight:700}.lesson-callout[data-side=left]{flex-direction:row-reverse;transform:translate(calc(9px - 100%),-50%)}body.qa .learn-button,body.qa .lesson-panel,body.qa .lesson-callouts{display:none!important}@media (width<=1000px) and (width>=761px){.viewer.lesson-active{right:364px}.lesson-panel{width:332px}.interface-shell.lesson-active .zoom-control{right:378px}.interface-shell.lesson-active .drawing-tools{right:388px}.interface-shell.lesson-active .drawing-tools__title{display:none}}@media (width<=760px){body{--lesson-mobile-height:calc(43dvh - 8px)}body:has(.lesson-panel[data-mobile-compact=true]){--lesson-mobile-height:clamp(208px, 28dvh, 224px)}.lesson-presence .lesson-panel{transform:translateY(calc(100% + 4px))}.lesson-presence[data-open=true] .lesson-panel{transform:translate(0)}.learn-button{padding:10px 14px;top:104px;right:32px}.learn-button__detail{display:none}.viewer.lesson-active{right:8px;bottom:calc(var(--lesson-mobile-height) + 20px)}.lesson-panel{top:auto;left:8px;right:8px;bottom:max(8px, env(safe-area-inset-bottom));width:auto;height:var(--lesson-mobile-height);border-radius:22px}.lesson-panel__top{padding:4px 10px 0 18px}.lesson-panel__top .lesson-icon-button{height:36px}.lesson-progress{margin:0 18px}.lesson-scroll{flex-direction:column;padding:14px 18px;display:flex}.lesson-scroll>*{order:4}.lesson-scroll>.lesson-step-label{order:0}.lesson-scroll>h2{order:1}.lesson-scroll>.lesson-instruction{order:2}.lesson-scroll>.lesson-givens{order:3}.lesson-panel h2{margin-bottom:10px;font-size:22px}.lesson-step-label{display:none}.lesson-givens{grid-template-columns:1fr 1.3fr 1fr;margin-bottom:10px;padding:8px 0}.lesson-givens dd{font-size:20px}.lesson-instruction{margin-bottom:10px;font-size:13px;line-height:1.6}.lesson-footer{padding:10px 18px}.lesson-footer__secondary{margin-top:3px}.lesson-text-button{min-height:32px}.interface-shell.lesson-active .zoom-control{top:calc((100dvh - var(--lesson-mobile-height) - 12px) / 2);right:20px}.interface-shell.lesson-active .zoom-control__rail{height:55px}.interface-shell.lesson-active .drawing-tools{left:50%;right:auto;bottom:calc(var(--lesson-mobile-height) + 30px);padding:4px;transform:translate(-50%)}.interface-shell.lesson-active .drawing-tools__button,.interface-shell.lesson-active .drawing-tools__color{min-width:44px;min-height:40px}.interface-shell.lesson-active .drawing-tools__button span,.interface-shell.lesson-active .drawing-tools__color>span{display:none}.lesson-callout{gap:6px}.lesson-callout span{padding:4px 6px;font-size:9px}}@media (width<=760px) and (orientation:portrait){body:has(.lesson-presence[data-open=true]) .site-header{opacity:0;visibility:hidden;pointer-events:none}.viewer.lesson-active{top:max(8px, env(safe-area-inset-top))}.interface-shell.lesson-active[data-visible=true] .main-navigation{display:none}.lesson-expand-button{display:inline-flex}.lesson-panel[data-mobile-compact=true] .lesson-scroll{padding:8px 18px 6px}.lesson-panel[data-mobile-compact=true] .lesson-scroll>:not(h2):not(.lesson-instruction){display:none}.lesson-panel[data-mobile-compact=true] h2{margin-bottom:6px;font-size:20px}.lesson-panel[data-mobile-compact=true] .lesson-instruction{margin:0}.lesson-panel[data-mobile-compact=true] .lesson-footer{padding:8px 18px}.lesson-panel[data-mobile-compact=true] .lesson-footer__secondary{display:none}.interface-shell.lesson-active[data-visible=true] .drawing-tools[data-visible=true]{opacity:0;visibility:hidden;pointer-events:none}body:has(.lesson-panel[data-lesson-step=mark]) .interface-shell.lesson-active[data-visible=true] .drawing-tools[data-visible=true],body:has(.lesson-panel[data-lesson-step=practice]) .interface-shell.lesson-active[data-visible=true] .drawing-tools[data-visible=true]{opacity:1;visibility:visible;pointer-events:auto}.lesson-callout[data-side=left]{flex-direction:row;transform:translate(-9px,-50%)}}@media (width<=480px){.lesson-presence .lesson-panel{transform:translateY(calc(100% + 12px))}.lesson-presence[data-open=true] .lesson-panel{transform:translate(0)}.learn-button{top:max(150px, calc(env(safe-area-inset-top) + 138px));min-height:40px;padding:8px 12px;font-size:12px;right:24px}.learn-button svg{width:18px;height:18px}}@media (height<=520px) and (width>=481px){.learn-button{top:72px}.lesson-panel{top:56px;bottom:8px}.lesson-panel__top{padding-block:0}.lesson-scroll{padding-top:12px}}@media (height<=520px) and (width>=481px) and (width<=760px){.lesson-presence .lesson-panel{transform:translate(calc(100% + 8px))}.lesson-presence[data-open=true] .lesson-panel{transform:translate(0)}.viewer.lesson-active{bottom:8px;right:330px}.lesson-panel{width:306px;height:auto;inset:56px 8px 8px auto}.lesson-expand-button{display:none}.lesson-panel h2{font-size:23px}.interface-shell.lesson-active .main-navigation{left:24px}.interface-shell.lesson-active .view-switcher__button{padding:8px 10px}.interface-shell.lesson-active .zoom-control{top:calc(50% + 24px);right:340px}.interface-shell.lesson-active .drawing-tools{bottom:16px;left:calc(50vw - 165px)}}.brand-lockup{color:var(--p-ink);border-radius:4px;align-items:center;gap:10px;text-decoration:none;display:inline-flex}.brand-mark{flex:none;width:32px;height:32px}.brand-lockup span{font:600 30px/1 var(--p-display);letter-spacing:-.04em}.tool-help{flex:none}.tool-help>summary{cursor:pointer;min-width:44px;min-height:44px;color:var(--p-muted);border-radius:12px;justify-content:center;align-items:center;gap:7px;padding:0 10px;font-size:12px;font-weight:600;list-style:none;display:flex}.tool-help>summary::-webkit-details-marker{display:none}.tool-help>summary:hover,.tool-help[open]>summary{color:var(--p-ink);background:var(--p-soft)}.tool-help>summary svg{stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;width:19px;height:19px}.tool-help__panel{top:max(76px, calc(env(safe-area-inset-top) + 64px));right:max(24px, env(safe-area-inset-right));width:min(440px,100vw - 32px);max-height:calc(100dvh - 100px - env(safe-area-inset-top) - env(safe-area-inset-bottom));overscroll-behavior:contain;color:var(--p-ink);background:var(--p-surface);border:1px solid var(--p-line);box-shadow:var(--p-shadow);border-radius:22px;padding:24px 28px;animation:.18s ease-out both ui-tooltip-in;position:fixed;overflow-y:auto}.tool-help__top{justify-content:space-between;align-items:center;gap:12px;display:flex}.tool-help__eyebrow{color:var(--p-muted);letter-spacing:.04em;font-size:11px}.tool-help__top button{width:44px;height:44px;color:var(--p-muted);background:0 0;border:0;border-radius:50%;place-items:center;margin:-12px -12px -8px 0;display:grid}.tool-help__top button:hover{background:var(--p-soft);color:var(--p-ink)}.tool-help h1{font:500 42px/1 var(--p-display);letter-spacing:-.035em;margin:20px 0 16px}.tool-help h2{font:600 16px/1.3 var(--p-display);margin:24px 0 8px}.tool-help p{color:var(--p-muted);margin:0;font-size:13px;line-height:1.7}.tool-help .tool-help__intro{color:var(--p-ink);font-size:14px}.tool-help__gesture{background:var(--p-soft);border-radius:14px;gap:12px;margin:24px -8px 20px;padding:16px;display:flex}.tool-help__gesture>span{background:var(--p-accent);width:28px;height:28px;color:var(--p-accent-ink);border-radius:50%;flex:none;place-items:center;display:grid}.tool-help__gesture strong{color:var(--p-ink);font-weight:650}.tool-help .tool-help__note{font-size:11px}.viewer{inset:max(80px, calc(env(safe-area-inset-top) + 64px)) 16px max(16px, env(safe-area-inset-bottom));border-radius:var(--p-radius-panel);background:var(--p-studio);box-shadow:0 0 0 1px var(--p-line);position:fixed;overflow:hidden}.viewer canvas{z-index:0;touch-action:none;opacity:0;width:100%;height:100%;transition:opacity 1.4s;display:block;position:absolute;inset:0}.viewer canvas.is-interactive{cursor:grab}.viewer canvas.is-flippable{cursor:pointer}.viewer canvas.is-dragging{cursor:grabbing}.viewer canvas.is-drawing-ready,.viewer canvas.is-drawing{cursor:crosshair}.viewer canvas.is-erasing-ready{cursor:cell}.viewer,.viewer canvas,.drawing-loupe,.drawing-loupe canvas{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}.viewer.is-ready canvas{opacity:1}.rotation-hint{z-index:6;border:1px solid var(--p-line);background:var(--p-surface);border-radius:999px;align-items:center;gap:10px;padding:7px 12px 7px 8px;display:flex;position:absolute;bottom:28px;left:50%;transform:translate(-50%)}@supports (color:color-mix(in lab, red, red)){.rotation-hint{background:color-mix(in srgb, var(--p-surface) 94%, transparent)}}.rotation-hint{color:var(--p-ink);box-shadow:var(--p-shadow);pointer-events:none;white-space:nowrap;animation:.18s ease-out both rotation-hint-in,.24s ease-in 7.76s forwards rotation-hint-out}.rotation-hint__gesture{background:var(--p-accent);width:38px;height:32px;color:var(--p-accent-ink);border-radius:999px;place-items:center;display:grid}.rotation-hint__gesture svg{width:32px;height:26px;overflow:visible}.rotation-hint__arrow{fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;stroke-linejoin:round;opacity:.65}.rotation-hint__pointer{fill:var(--p-surface);stroke:currentColor;stroke-width:1.3px;stroke-linejoin:round;animation:1.8s ease-in-out infinite rotation-hint-pointer}.rotation-hint__copy{gap:2px;display:grid}.rotation-hint__copy strong{font:650 12px/1.15 var(--p-type)}.rotation-hint__copy small{color:var(--p-muted);font:550 9px/1.15 var(--p-type)}.drawing-loupe{z-index:30;pointer-events:none;-webkit-user-select:none;user-select:none;width:120px;position:fixed}.drawing-loupe canvas{outline:2px solid var(--p-surface);width:120px;height:120px;box-shadow:0 0 0 3px var(--p-line), 0 8px 28px #243d4826;background:var(--p-studio);border-radius:50%;display:block}.drawing-loupe>span{background:var(--p-surface);width:fit-content;color:var(--p-muted);font:600 10px/1 var(--p-type);white-space:nowrap;border-radius:8px;margin:7px auto 0;padding:4px 8px;display:block;box-shadow:0 1px 6px #243d4814}.drawing-loupe[data-mode=point]>span{background:var(--p-accent);color:var(--p-accent-ink)}.drawing-tools__hint{display:none}@media (any-pointer:coarse){.drawing-tools__hint{border:1px solid var(--p-line);background:var(--p-surface);width:max-content;max-width:calc(100vw - 32px);color:var(--p-muted);font:500 11px/1.4 var(--p-type);pointer-events:none;border-radius:12px;padding:8px 12px;transition:opacity .12s;display:block;position:absolute;bottom:calc(100% + 12px);left:50%;transform:translate(-50%)}body:has(.drawing-loupe:not([hidden])) .drawing-tools__hint{opacity:0}}.viewer__loading{z-index:2;pointer-events:none;opacity:1;visibility:visible;width:64px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.viewer__loading[data-ready=true]{opacity:0;visibility:hidden;transition:opacity .24s var(--p-ease), visibility 0s linear .24s}.viewer__loading[data-error]{text-align:center;width:min(320px,100% - 48px);color:var(--p-ink);background:var(--p-surface);border:1px solid var(--p-line);box-shadow:var(--p-shadow);pointer-events:auto;border-radius:20px;padding:24px}.viewer__loading strong{font:500 23px/1.15 var(--p-display);letter-spacing:-.025em}.viewer__loading p{color:var(--p-muted);margin:10px 0 0;font-size:13px;line-height:1.6}.viewer__loading-dial,.viewer__loading-dial svg{width:64px;height:64px;display:block}.viewer__loading-divisions{fill:none;stroke:var(--p-control-line);stroke-width:1px;opacity:.68}.viewer__loading-track{fill:none;stroke:var(--p-control-line);stroke-width:1px;opacity:.22}.viewer__loading-progress{fill:none;stroke:var(--p-muted);stroke-width:1.6px;stroke-linecap:round;stroke-dasharray:100;stroke-dashoffset:100px;transition:stroke-dashoffset .45s var(--p-ease)}.viewer__loading-center{fill:none;stroke:var(--p-muted);stroke-width:1px;opacity:.65}.viewer__loading[data-ready=true] .viewer__loading-progress{transition-duration:.18s;transition-timing-function:ease-out}.retry-button{min-height:44px;color:var(--p-on-ink);background:var(--p-ink);border-radius:var(--p-radius-control);border:0;margin-top:20px;padding:10px 20px;font-size:13px;font-weight:600}.retry-button:hover{background:var(--p-ink)}@supports (color:color-mix(in lab, red, red)){.retry-button:hover{background:color-mix(in srgb, var(--p-ink), var(--p-canvas) 12%)}}.retry-button:active{background:var(--p-ink)}@supports (color:color-mix(in lab, red, red)){.retry-button:active{background:color-mix(in srgb, var(--p-ink), var(--p-canvas) 22%)}}.interface-shell{display:contents}.main-navigation,.zoom-control,.drawing-tools{z-index:10;color:var(--p-ink);background:var(--p-surface);border:1px solid var(--p-line);box-shadow:var(--p-shadow);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .36s,visibility 0s linear .36s;position:fixed}.interface-shell[data-visible=true] .main-navigation,.interface-shell[data-visible=true] .zoom-control,.interface-shell[data-visible=true] .drawing-tools[data-visible=true]{opacity:1;visibility:visible;pointer-events:auto;transition-delay:0s}.interface-shell[data-visible=true][data-settled=false] .zoom-control{transition-delay:80ms}.interface-shell[data-visible=true][data-settled=false] .drawing-tools{transition-delay:.16s}.main-navigation{top:max(104px, calc(env(safe-area-inset-top) + 88px));left:max(40px, calc(env(safe-area-inset-left) + 24px));border-radius:18px;padding:5px}.main-navigation[aria-busy=true]{cursor:progress}.view-switcher{isolation:isolate;grid-template-columns:1fr 1fr;gap:4px;display:grid;position:relative}.view-switcher:before{content:"";z-index:-1;border-radius:var(--p-radius-control);background:var(--p-accent);pointer-events:none;width:calc(50% - 2px);transition:transform .32s var(--p-ease), opacity var(--p-duration) var(--p-ease);position:absolute;inset:0 auto 0 0}.view-switcher[data-active-view=front]:before{transform:translate(calc(100% + 4px))}.view-switcher:not([data-active-view=front]):not([data-active-view=back]):before{opacity:0}.view-switcher__button{appearance:none;min-height:56px;color:var(--p-muted);border-radius:var(--p-radius-control);text-align:left;transition:color var(--p-duration) var(--p-ease), background-color var(--p-duration) var(--p-ease);background:0 0;border:0;align-items:center;gap:10px;padding:10px 16px;display:flex}.view-switcher__button:hover:not(:disabled){color:var(--p-ink);background:var(--p-soft)}.view-switcher__button[aria-pressed=true]{color:var(--p-accent-ink)}.view-switcher__button[aria-pressed=true]:hover:not(:disabled){color:var(--p-accent-ink);background:var(--p-accent-ink)}@supports (color:color-mix(in lab, red, red)){.view-switcher__button[aria-pressed=true]:hover:not(:disabled){background:color-mix(in srgb, var(--p-accent-ink) 4%, transparent)}}.view-switcher__button:active:not(:disabled){background:var(--p-soft)}@supports (color:color-mix(in lab, red, red)){.view-switcher__button:active:not(:disabled){background:color-mix(in srgb, var(--p-soft), var(--p-ink) 8%)}}.view-switcher__button[aria-pressed=true]:active:not(:disabled){background:var(--p-accent-ink)}@supports (color:color-mix(in lab, red, red)){.view-switcher__button[aria-pressed=true]:active:not(:disabled){background:color-mix(in srgb, var(--p-accent-ink) 10%, transparent)}}.view-switcher__button:disabled{opacity:.5}.view-switcher__icon{flex:none;width:20px;height:20px}.view-switcher__copy{gap:5px;min-width:0;display:grid}.view-switcher__copy strong{font:650 13px/1.15 var(--p-type)}.view-switcher__copy span{font:450 11px/1.2 var(--p-type);white-space:nowrap}.zoom-control{top:calc(50% + 32px);right:max(40px, calc(env(safe-area-inset-right) + 24px));border-radius:28px;justify-items:center;gap:10px;padding:6px;display:grid;transform:translateY(-50%)}.zoom-control__button{appearance:none;width:40px;height:40px;color:var(--p-ink);transition:background-color var(--p-duration) var(--p-ease);background:0 0;border:0;border-radius:50%;place-items:center;padding:0;display:grid}.zoom-control__button:hover:not(:disabled),.zoom-control__button:active:not(:disabled){background:var(--p-soft)}@supports (color:color-mix(in lab, red, red)){.zoom-control__button:active:not(:disabled){background:color-mix(in srgb, var(--p-soft), var(--p-ink) 8%)}}.zoom-control__button:disabled{opacity:.35}.zoom-control__button svg{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;width:18px;height:18px}.zoom-control__rail{touch-action:none;cursor:ns-resize;-webkit-user-select:none;user-select:none;border-radius:99px;width:32px;height:124px;position:relative}.zoom-control__rail[aria-disabled=true]{cursor:not-allowed;opacity:.45}.zoom-control__track,.zoom-control__fill{border-radius:99px;width:2px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.zoom-control__track{background:var(--p-control-line);top:0}.zoom-control__fill{background:var(--p-ink)}.zoom-control__thumb{background:var(--p-surface);border:1.5px solid var(--p-ink);width:16px;height:16px;transition:background var(--p-duration) var(--p-ease);border-radius:50%;position:absolute;left:50%;transform:translate(-50%,50%);box-shadow:0 2px 6px #18252b18}.zoom-control__rail:hover .zoom-control__thumb,.zoom-control__rail:focus-visible .zoom-control__thumb{background:var(--p-accent);border-color:var(--p-accent-ink)}.drawing-tools{right:max(40px, calc(env(safe-area-inset-right) + 24px));bottom:max(40px, calc(env(safe-area-inset-bottom) + 24px));border-radius:20px;align-items:stretch;gap:4px;padding:6px;display:flex}.drawing-tools__title{width:74px;color:var(--p-muted);border-right:1px solid var(--p-line);font:500 12px/1.45 var(--p-type);align-items:center;margin-right:4px;padding:0 14px;display:flex}.drawing-tools__button,.drawing-tools__color{min-width:58px;min-height:58px;color:var(--p-muted);border-radius:var(--p-radius-control);font:600 12px/1 var(--p-type);transition:color var(--p-duration) var(--p-ease), background var(--p-duration) var(--p-ease);background:0 0;border:0;align-content:center;place-items:center;gap:5px;margin:0;padding:8px;display:grid}.drawing-tools__button:hover:not(:disabled),.drawing-tools__color:hover{color:var(--p-ink);background:var(--p-soft)}.drawing-tools__button[aria-pressed=true],.drawing-tools__button[aria-pressed=true]:hover:not(:disabled){color:var(--p-accent-ink);background:var(--p-accent)}@supports (color:color-mix(in lab, red, red)){.drawing-tools__button[aria-pressed=true]:hover:not(:disabled){background:color-mix(in srgb, var(--p-accent), var(--p-accent-ink) 4%)}}.drawing-tools__button:active:not(:disabled){background:var(--p-soft)}@supports (color:color-mix(in lab, red, red)){.drawing-tools__button:active:not(:disabled){background:color-mix(in srgb, var(--p-soft), var(--p-ink) 8%)}}.drawing-tools__button[aria-pressed=true]:active:not(:disabled){background:var(--p-accent)}@supports (color:color-mix(in lab, red, red)){.drawing-tools__button[aria-pressed=true]:active:not(:disabled){background:color-mix(in srgb, var(--p-accent), var(--p-accent-ink) 10%)}}.drawing-tools__button:disabled,.drawing-tools__color:has(input:disabled){opacity:.45;cursor:not-allowed}.drawing-tools svg{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;width:20px;height:20px}.drawing-tools__color{cursor:pointer;position:relative}.drawing-tools__color>span{order:1}.drawing-tools__color:focus-within{outline:3px solid var(--p-focus);outline-offset:4px}.drawing-tools__color input[type=color]{border:1px solid var(--p-control-line);background:var(--p-surface);cursor:pointer;border-radius:50%;width:22px;height:22px;margin:0;padding:3px}.drawing-tools__color input{outline:none}.drawing-tools__color input[type=color]::-webkit-color-swatch-wrapper{padding:0}.drawing-tools__color input[type=color]::-webkit-color-swatch{border:0;border-radius:50%}.drawing-tools__color input[type=color]::-moz-color-swatch{border:0;border-radius:50%}.drawing-tools__reset{margin-left:6px;position:relative}.drawing-tools__reset:before{content:"";background:var(--p-line);width:1px;position:absolute;top:8px;bottom:8px;left:-5px}.interaction-tooltip{z-index:15;pointer-events:none;color:#f0f5f4;will-change:transform;border-radius:var(--p-radius-control);width:min(224px,100vw - 24px);max-height:calc(100dvh - 24px);box-shadow:var(--p-shadow);font:500 12px/1.35 var(--p-type);background:#18252b;border:1px solid #34464f;grid-template-columns:1fr auto;gap:3px 14px;padding:13px 14px;animation:.14s ease-out both ui-tooltip-in;display:grid;position:fixed;top:0;left:0;overflow:hidden}.interaction-tooltip strong{font:650 13px/1.2 var(--p-type);grid-column:1/-1;align-items:center;gap:7px;display:flex}.interaction-tooltip strong:before{content:"";background:var(--p-accent);border-radius:50%;flex:none;width:5px;height:5px}.interaction-tooltip span{color:#acbbc2}.interaction-tooltip output{color:#f0f5f4;font:650 13px/1.25 var(--p-type);font-variant-numeric:tabular-nums}.noscript-message{z-index:30;color:var(--p-ink);background:var(--p-surface);border:1px solid var(--p-line);box-shadow:var(--p-shadow);border-radius:20px;padding:20px;font-size:14px;position:fixed;inset:auto 32px 32px}.noscript-message h2{font:500 24px/1.2 var(--p-display);margin-bottom:8px}body:has(noscript .noscript-message) .viewer__loading{display:none}body.qa .site-header,body.qa .main-navigation,body.qa .zoom-control,body.qa .drawing-tools,body.qa .viewer__loading,body.qa .rotation-hint{display:none!important}html[data-qa=true] .viewer{box-shadow:none;border-radius:0;inset:0}@media (width<=760px){.main-navigation{left:32px}.zoom-control{right:28px}.drawing-tools{right:32px;bottom:max(32px, calc(env(safe-area-inset-bottom) + 16px))}.drawing-tools__title{display:none}}@media (width<=480px){.brand-mark{width:28px;height:28px}.brand-lockup{gap:8px}.brand-lockup span{font-size:27px}.tool-help__panel{padding:22px;right:16px}.viewer{inset:max(72px, calc(env(safe-area-inset-top) + 60px)) 8px max(8px, env(safe-area-inset-bottom));border-radius:22px}.main-navigation{top:max(88px, calc(env(safe-area-inset-top) + 76px));padding:4px;left:24px;right:24px}.view-switcher__button{justify-content:center;min-height:44px;padding:10px}.view-switcher__copy strong{font-size:13px}.view-switcher__copy span{display:none}.zoom-control{gap:8px;padding:4px;right:20px}.zoom-control__rail{height:104px}.drawing-tools{left:50%;right:auto;bottom:max(24px, calc(env(safe-area-inset-bottom) + 16px));transform:translate(-50%)}.drawing-tools__button,.drawing-tools__color{min-width:55px}.rotation-hint{bottom:max(100px, calc(env(safe-area-inset-bottom) + 92px))}}@media (height<=520px) and (width>=481px){.viewer{top:56px;bottom:8px}.main-navigation{top:72px;left:32px}.view-switcher__button{min-height:44px;padding:8px 12px}.view-switcher__copy span{display:none}.zoom-control{gap:8px;top:calc(50% + 24px);right:28px}.zoom-control__rail{height:60px}.drawing-tools{bottom:24px;left:32px;right:auto}.drawing-tools__title{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@keyframes rotation-hint-in{0%{opacity:0;transform:translate(-50%,7px)}}@keyframes rotation-hint-out{to{opacity:0;transform:translate(-50%,7px)}}@keyframes rotation-hint-pointer{0%,to{transform:translate(-3px)}50%{transform:translate(3px)}}@keyframes ui-tooltip-in{0%{opacity:0}to{opacity:1}}:root{--site-header-height:max(80px, calc(env(safe-area-inset-top) + 64px))}.site-header{z-index:20;height:var(--site-header-height);padding-top:env(safe-area-inset-top);background:var(--p-canvas);align-items:center;display:flex;position:sticky;top:0}.site-skip{z-index:100;border-radius:var(--p-radius-control);background:var(--p-accent);color:var(--p-accent-ink);padding:12px 18px;position:fixed;top:-100px;left:20px}.site-skip:focus-visible{top:16px}.tool-page .site-header{position:fixed;left:0;right:0}.site-header__inner{align-items:center;gap:24px;width:calc(100% - 64px);margin-inline:auto;display:flex}.site-header .brand-lockup{flex:none}.site-header__desktop{margin-left:8px;margin-right:auto}.site-navigation{align-items:center;gap:16px;display:flex}.site-navigation__item{min-height:44px;color:var(--p-muted);font:600 13px/1.4 var(--p-type);transition:color var(--p-duration) var(--p-ease), background var(--p-duration) var(--p-ease);border-radius:4px;justify-content:center;align-items:center;gap:8px;padding:12px 8px;text-decoration:none;display:flex}a.site-navigation__item:hover,.site-navigation__item:is([aria-current=page],[aria-current=location]){color:var(--p-ink)}.site-navigation__item>span:first-child{position:relative}.site-navigation__indicator{background:var(--p-accent);opacity:0;transform-origin:0;height:3px;transition:transform .22s var(--p-ease), opacity var(--p-duration) var(--p-ease);border-radius:2px;position:absolute;bottom:-8px;left:0;right:0;transform:scaleX(0)}a.site-navigation__item:is(:hover,:focus-visible) .site-navigation__indicator{opacity:.65;transform:scaleX(1)}.site-navigation__item:is([aria-current=page],[aria-current=location]) .site-navigation__indicator{opacity:1;transform:scaleX(1)}.site-header__desktop :is([aria-current=page],[aria-current=location]) .site-navigation__indicator{view-transition-name:active-nav}::view-transition-group(active-nav){animation-duration:.22s;animation-timing-function:var(--p-ease)}::view-transition-old(active-nav),::view-transition-new(active-nav){mix-blend-mode:normal;animation:none}::view-transition-old(active-nav){opacity:0}::view-transition-group(site-header){z-index:1}::view-transition-group(active-nav){z-index:2}.site-navigation__item[aria-disabled=true]{color:var(--p-control-line);cursor:default;font-weight:500}.site-navigation__status{color:var(--p-muted);font-size:9px;font-weight:450}.site-header__actions{flex:none;align-items:center;gap:4px;display:flex}.site-header:has(.tool-help[open]),.site-header:has(.site-menu[open]){z-index:40}.site-header .tool-help__panel{top:calc(var(--site-header-height) + 8px);max-height:calc(100dvh - var(--site-header-height) - 24px - env(safe-area-inset-bottom))}.site-menu{flex:none;margin-left:auto;display:none}.site-menu>summary{border-radius:var(--p-radius-control);width:44px;height:44px;color:var(--p-muted);cursor:pointer;place-items:center;list-style:none;display:grid}.site-menu>summary::-webkit-details-marker{display:none}.site-menu>summary:hover,.site-menu[open]>summary{color:var(--p-ink);background:var(--p-soft)}.site-menu>summary,.site-header .tool-help>summary{transition:color var(--p-duration) var(--p-ease), background var(--p-duration) var(--p-ease)}.site-menu>summary svg{stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;width:22px;height:22px}.site-menu>summary path{transform-box:fill-box;transform-origin:50%;transition:transform .22s var(--p-ease), opacity .14s ease}.site-menu[open] .site-menu__line--top{transform:translateY(6px)rotate(45deg)}.site-menu[open] .site-menu__line--middle{opacity:0;transform:scaleX(0)}.site-menu[open] .site-menu__line--bottom{transform:translateY(-6px)rotate(-45deg)}.site-menu__panel{border:1px solid var(--p-line);border-radius:var(--p-radius-panel);background:var(--p-surface);width:min(340px,100vw - 40px);box-shadow:var(--p-shadow);padding:8px;position:absolute;top:calc(100% + 8px);right:24px}.site-menu__panel .site-navigation{flex-direction:column;align-items:stretch;gap:4px}.site-menu__panel .site-navigation__item{border-radius:var(--p-radius-control);justify-content:space-between;min-height:48px;padding-inline:16px}.site-menu__panel a.site-navigation__item:is(:hover,:focus-visible){background:var(--p-soft)}.site-menu__panel,.site-header .tool-help__panel{transform-origin:100% 0;animation:site-panel-in .22s var(--p-ease) both}@keyframes site-panel-in{0%{opacity:0;transform:translateY(-8px)scale(.985)}to{opacity:1;transform:none}}@media (width<=900px){.site-header__desktop{display:none}.site-menu{display:block}.site-header__inner{gap:12px}.site-header__actions{padding-left:8px}.site-header .feedback-trigger span{display:none}.site-header .feedback-trigger{padding:0}}@media (width<=480px){:root{--site-header-height:max(72px, calc(env(safe-area-inset-top) + 60px))}.site-header__inner{gap:8px;width:calc(100% - 40px)}.site-header .brand-mark{width:26px;height:26px}.site-header .brand-lockup{gap:7px}.site-header .brand-lockup span{font-size:24px}.site-header__actions{border-left:0;gap:0;padding-left:0}.site-header .tool-help>summary{padding:0}.site-header .tool-help>summary span{display:none}.site-menu__panel{right:20px}}@media (width<=360px){.site-header__inner{gap:4px;width:calc(100% - 32px)}.site-header .brand-lockup span{font-size:21px}.site-header .brand-mark{width:24px;height:24px}}@media (height<=520px) and (width>=481px){:root{--site-header-height:56px}.site-header{padding-top:0}}}@layer utilities{.collapse{visibility:collapse}.invisible{visibility:hidden}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.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}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.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}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}.italic{font-style:italic}.overline{text-decoration-line:overline}.underline{text-decoration-line:underline}.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}.blur{--tw-blur:blur(8px);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,)}.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))}.ease-in-out{--tw-ease:var(--ease-in-out);transition-timing-function:var(--ease-in-out)}.ease-out{--tw-ease:var(--ease-out);transition-timing-function:var(--ease-out)}}@font-face{font-family:Familjen Grotesk;font-style:normal;font-weight:400 700;font-display:swap;src:url(/fonts/familjen-grotesk-latin.woff2)format("woff2")}@font-face{font-family:Manrope;font-style:normal;font-weight:400 700;font-display:swap;src:url(/fonts/manrope-latin.woff2)format("woff2")}@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-border-style{syntax:"*";inherits:false;initial-value:solid}@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}@property --tw-ease{syntax:"*";inherits:false}.astro-route-announcer{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;top:0;left:0;overflow:hidden}