/*! tailwindcss v4.3.3 | 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-border-style:solid;--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-mono:var(--font-jetbrains-mono);--spacing:.25rem;--default-font-family:var(--font-public-sans);--default-mono-font-family:var(--font-jetbrains-mono);--container-page:72rem;--container-prose:43rem;--radius-card:.75rem;--radius-row:.625rem;--radius-input:.5rem;--shadow-card:0 1px 2px #1f1d1a0f;--color-page:#f6f4ef;--color-surface:#fff;--color-surface-muted:#f6f4ef;--color-surface-subtle:#fbfaf7;--color-surface-hover:#efece5;--color-ink:#1f1d1a;--color-ink-muted:#5e5850;--color-line:#e2ddd3;--color-line-strong:#8c857a;--color-line-hover:#5e5850;--color-accent:#2e5e3e;--color-accent-hover:#1f4229;--color-on-accent:#fff;--color-result:#e8f0e8;--color-result-ink:#1f4229;--color-warning-bg:#fbf2df;--color-warning-line:#d8b469;--color-warning-ink:#6b4a0e}}@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}body{background-color:var(--color-page);font-family:var(--font-public-sans);color:var(--color-ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:1.0625rem;line-height:1.65}a{color:var(--color-accent);text-underline-offset:3px;text-decoration-line:underline;text-decoration-thickness:1px}a:hover{color:var(--color-accent-hover);text-decoration-thickness:2px}:focus-visible{outline-style:var(--tw-outline-style);outline-offset:2px;outline-width:2px;outline-color:var(--color-accent)}main h1{letter-spacing:-.015em;text-wrap:balance;max-width:24em;font-size:1.875rem;font-weight:700;line-height:1.18}main h2{letter-spacing:-.01em;text-wrap:balance;margin-top:3rem;font-size:1.5rem;font-weight:700;line-height:1.25}main h3{text-wrap:balance;margin-top:1.5rem;font-size:1.125rem;font-weight:650;line-height:1.4}main :is(p,ul,ol,table){margin-top:1rem}main :is(h2,h3)+:is(p,ul,ol,table){margin-top:.75rem}main p{text-wrap:pretty}main ul{padding-left:1.375rem;list-style-type:disc}main ol{padding-left:1.5rem;list-style-type:decimal}main li{padding-left:.25rem}main li+li{margin-top:.5rem}main table{border-collapse:separate;border-spacing:0;background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-card);text-align:left;width:100%;font-size:.9375rem;line-height:1.35}main caption{caption-side:top;text-align:left;color:var(--color-ink-muted);padding-bottom:.5rem;font-size:.875rem;font-weight:600;line-height:1.45}main :is(th,td){vertical-align:top;padding:.625rem}main thead th{vertical-align:bottom;background:var(--color-surface-muted);border-bottom:1px solid var(--color-line);font-weight:600}main thead th:first-child{border-top-left-radius:calc(var(--radius-card) - 1px)}main thead th:last-child{border-top-right-radius:calc(var(--radius-card) - 1px)}main thead th:not(:first-child){text-align:right}main tbody tr+tr>*{border-top:1px solid var(--color-line)}main tbody th{font-weight:600}main tbody td{text-align:right;font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:.875rem}main table.table-text :is(thead th,tbody td){text-align:left}main table.table-text tbody td{font-family:inherit;font-size:inherit}@media (width<=22.5rem){main :is(th,td){padding:.5rem .375rem}}input[type=number]{appearance:textfield}input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:0s!important}}}@layer components{.site-header{border-bottom-style:var(--tw-border-style);border-bottom-width:1px;border-color:var(--color-line);background-color:var(--color-surface)}.site-header-inner,.site-main,.site-footer-inner{width:100%;max-width:var(--container-page);padding-inline:calc(var(--spacing) * 4);margin-inline:auto}@media (width>=60rem){.site-header-inner,.site-main,.site-footer-inner{padding-inline:calc(var(--spacing) * 8)}}.site-header-inner{align-items:center;height:4rem;display:flex}.site-logo{min-height:2.75rem;color:var(--color-ink);letter-spacing:-.01em;border-radius:.25rem;align-items:center;gap:.625rem;font-size:1.125rem;font-weight:700;text-decoration:none;display:inline-flex}.site-logo:hover{color:var(--color-ink);text-decoration:none}.site-main{flex:1;padding-top:1.25rem;padding-bottom:3rem}.site-footer{border-top-style:var(--tw-border-style);border-top-width:1px;border-color:var(--color-line);margin-top:1.5rem}.site-footer-inner{color:var(--color-ink-muted);padding-top:1.5rem;padding-bottom:2rem;font-size:.875rem;line-height:1.45}@media (width>=60rem){.site-main{padding-top:2.5rem;padding-bottom:4rem}main h1{font-size:2.5rem;line-height:1.15}}.lead{max-width:var(--container-prose);font-size:1.1875rem;line-height:1.6}.calc-page{grid-template-columns:minmax(0,1fr);grid-template-areas:"title""answer""tool""rest";display:grid}.calc-title{grid-area:title;min-width:0}.calc-title h1{margin-top:.75rem;font-size:2rem;line-height:1.15}.calc-answer{grid-area:answer;min-width:0}.calc-tool{grid-area:tool;min-width:0;margin-top:1.75rem}.calc-rest{min-width:0;max-width:var(--container-prose);grid-area:rest}@media (width>=60rem){.calc-page{grid-template:"title tool""answer tool""rest tool"1fr/minmax(0,1fr) 26rem;align-items:start;column-gap:3rem}.calc-title h1{font-size:2.5rem}.calc-tool{margin-top:0}}.breadcrumb{color:var(--color-ink-muted);font-size:.875rem;line-height:1.45}.breadcrumb ol{flex-wrap:wrap;gap:.375rem;margin:0;padding:0;list-style:none;display:flex}.breadcrumb li{margin:0;padding:0}.breadcrumb a{color:var(--color-ink-muted)}.breadcrumb a:hover{color:var(--color-ink)}.calculator-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:1rem;container-type:inline-size}@media (width>=60rem){.calculator-card{padding:1.5rem}}.calculator-card :is(p,ul,ol){margin-top:0}.worked-example{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-card);padding:1rem 1.125rem}.faq h3{border-top:1px solid var(--color-line);margin-top:1.25rem;padding-top:1.25rem}.faq h2+h3{margin-top:1rem}.faq h3+p{margin-top:.375rem}.sources-list{font-size:.9375rem;line-height:1.55}.sources-list a{overflow-wrap:anywhere}.calc-links{grid-template-columns:repeat(auto-fill,minmax(min(100%,17rem),1fr));gap:.75rem;padding:0;list-style:none;display:grid}main .calc-links li{min-width:0;margin:0;padding:0;display:flex}.calc-link{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-card);min-width:0;min-height:4.5rem;color:var(--color-ink);flex:1;align-items:center;gap:.875rem;padding:.875rem 1rem;font-size:1.0625rem;font-weight:600;line-height:1.35;text-decoration:none;transition:border-color .12s ease-out,color .12s ease-out;display:flex}.calc-link:hover{border-color:var(--color-accent);color:var(--color-accent-hover);text-decoration:underline 1px}.calc-link-icon{border-radius:var(--radius-input);background:var(--color-result);width:2.5rem;height:2.5rem;color:var(--color-accent);flex:none;justify-content:center;align-items:center;display:flex}.field{align-content:start;gap:.375rem;display:grid}.field-label{color:var(--color-ink);font-size:.9375rem;font-weight:600;line-height:1.3}.field-hint{color:var(--color-ink-muted);font-size:.875rem;line-height:1.45}.input,.select{border:1px solid var(--color-line-strong);border-radius:var(--radius-input);background-color:var(--color-surface);height:3rem;color:var(--color-ink);transition:border-color .12s ease-out,background-color .12s ease-out}.input:hover,.select:hover{border-color:var(--color-line-hover)}.input{width:100%;min-width:0;font-family:var(--font-mono);font-variant-numeric:tabular-nums;padding:0 .75rem;font-size:1.0625rem;font-weight:500}.select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%235E5850' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-position:right .875rem center;background-repeat:no-repeat;background-size:.75rem .5rem;padding:0 2.5rem 0 .75rem;font-size:1.0625rem}.select option:disabled{color:#7a7368}.field-row{align-items:stretch;display:flex}.field-row>*{border-radius:0}.field-row>*+*{margin-left:-1px}.field-row>:first-child{border-top-left-radius:var(--radius-input);border-bottom-left-radius:var(--radius-input)}.field-row>:last-child{border-top-right-radius:var(--radius-input);border-bottom-right-radius:var(--radius-input)}.field-row>:is(:hover,:focus-visible){z-index:1;position:relative}.field-row>.input{flex:auto}.field-row>.select{background-color:var(--color-surface-muted);background-position:right .75rem center;flex:none;padding-right:2.125rem;font-size:1rem}.field-row>.select:hover{border-color:var(--color-line-strong);background-color:var(--color-surface-hover)}.field-row>span{border:1px solid var(--color-line-strong);background:var(--color-surface-muted);color:var(--color-ink-muted);font-family:var(--font-mono);flex:none;align-items:center;padding:0 .75rem;font-size:1rem;display:flex}.segmented{flex-wrap:wrap;gap:.5rem;display:flex}.segment{border:1px solid var(--color-line-strong);border-radius:var(--radius-input);background:var(--color-surface);min-height:2.75rem;color:var(--color-ink);text-align:center;cursor:pointer;flex:auto;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1rem;font-size:1rem;font-weight:600;line-height:1.3;transition:background-color .12s ease-out,border-color .12s ease-out;display:inline-flex}.segment:hover{border-color:var(--color-line-hover);background:var(--color-surface-muted)}.segment:has(:checked){border-color:var(--color-accent);background:var(--color-accent);color:var(--color-on-accent)}.segment:has(:checked):hover{border-color:var(--color-accent-hover);background:var(--color-accent-hover)}.segment:has(:checked):before{content:"";background-color:currentColor;flex:none;width:1rem;height:1rem;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3 3 7-7' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") 50%/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3 3 7-7' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") 50%/contain no-repeat}.segment:has(:focus-visible){outline:2px solid var(--color-accent);outline-offset:2px}.btn{border:1px solid var(--color-line-strong);border-radius:var(--radius-input);background:var(--color-surface);min-height:2.75rem;color:var(--color-accent);cursor:pointer;align-items:center;gap:.25rem;padding:0 1rem;font-size:1rem;font-weight:600;transition:background-color .12s ease-out,border-color .12s ease-out,color .12s ease-out;display:inline-flex}.btn:hover{border-color:var(--color-accent);background:var(--color-result);color:var(--color-accent-hover)}.btn[data-remove-area]{color:var(--color-ink-muted);text-underline-offset:3px;background:0 0;border-color:#0000;padding:0 .625rem;font-size:.9375rem;text-decoration:underline;position:absolute;top:.5rem;right:.5rem}.btn[data-remove-area]:hover{border-color:var(--color-surface-hover);background:var(--color-surface-hover);color:var(--color-ink)}.area-row{border:1px solid var(--color-line);border-radius:var(--radius-row);background:var(--color-surface-subtle);gap:1rem;padding:1rem;display:grid;position:relative}.area-row>legend{float:left;min-height:1.75rem;font-size:1rem;font-weight:700}.area-row>div:has(>[data-remove-area]){display:contents}.note{border:1px solid var(--color-warning-line);border-radius:var(--radius-row);background:var(--color-warning-bg);color:var(--color-warning-ink);align-items:flex-start;gap:.625rem;padding:.75rem .875rem;font-size:.9375rem;line-height:1.5;display:flex}.note:before{content:"";background-color:currentColor;flex:none;width:1.125rem;height:1.125rem;margin-top:.125rem;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Ccircle cx='9' cy='9' r='8' fill='none' stroke='black' stroke-width='1.75'/%3E%3Cpath d='M9 5v5' stroke='black' stroke-width='1.75' stroke-linecap='round'/%3E%3Ccircle cx='9' cy='13' r='1.1'/%3E%3C/svg%3E") 50%/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Ccircle cx='9' cy='9' r='8' fill='none' stroke='black' stroke-width='1.75'/%3E%3Cpath d='M9 5v5' stroke='black' stroke-width='1.75' stroke-linecap='round'/%3E%3Ccircle cx='9' cy='13' r='1.1'/%3E%3C/svg%3E") 50%/contain no-repeat}.results{border-top:1px solid var(--color-line);grid-template-columns:repeat(2,minmax(0,1fr));gap:.625rem;padding-top:1.25rem;display:grid}.stat{border:1px solid var(--color-line);border-radius:var(--radius-row);background:var(--color-surface-muted);min-width:0;padding:.75rem .875rem}.stat dt{color:var(--color-ink-muted);font-size:.875rem;line-height:1.4}.stat dd{font-variant-numeric:tabular-nums;overflow-wrap:break-word;margin-top:.125rem;font-size:1.0625rem;font-weight:600;line-height:1.35}.stat-main{border-color:var(--color-accent);border-radius:var(--radius-card);background:var(--color-result);grid-column:1/-1;padding:1rem 1.125rem}.stat-main dt{color:var(--color-result-ink);font-size:.9375rem;font-weight:600;line-height:1.3}.stat-main dd{font-family:var(--font-mono);letter-spacing:-.02em;margin-top:.25rem;font-size:clamp(1.75rem,8cqi,2.5rem);line-height:1.15}}@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.static{position:static}.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}}.mb-1{margin-bottom:var(--spacing)}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.table{display:table}.min-h-screen{min-height:100vh}.w-20{width:calc(var(--spacing) * 20)}.shrink-0{flex-shrink:0}.flex-col{flex-direction:column}.gap-3{gap:calc(var(--spacing) * 3)}.gap-4{gap:calc(var(--spacing) * 4)}.gap-5{gap:calc(var(--spacing) * 5)}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.whitespace-nowrap{white-space:nowrap}.text-ink-muted{color:var(--color-ink-muted)}.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,)}.focus\:not-sr-only:focus{clip-path:none;white-space:normal;width:auto;height:auto;margin:0;padding:0;position:static;overflow:visible}.focus\:absolute:focus{position:absolute}.focus\:m-2:focus{margin:calc(var(--spacing) * 2)}.focus\:bg-surface:focus{background-color:var(--color-surface)}.focus\:p-2:focus{padding:calc(var(--spacing) * 2)}@media (width>=40rem){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}}@container (width<=34rem){.calculator-card .sm\:grid-cols-2{grid-template-columns:minmax(0,1fr)}}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@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}