@font-face{font-family:system-fallback;src:local('Arial')}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f7f6ee;color:#183d32;font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}button,input,select{font:inherit}button,.button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ce5b2b;outline-offset:4px}header{max-width:1360px;margin:auto;padding:27px 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #d5d9ca;gap:25px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:750;font-size:23px;letter-spacing:-1.1px}.brand-mark{display:grid;grid-template-columns:repeat(2,10px);gap:3px;transform:rotate(-10deg)}.brand-mark i{width:10px;height:10px;background:#183d32;border-radius:1px}.brand-mark i:last-child{background:#e3673a}nav{display:flex;gap:25px;align-items:center;font-size:13px;font-weight:650}nav a{text-decoration:none}nav a:hover{color:#b04323}.lang{padding:7px 12px;border:1px solid #c7cdba;border-radius:20px}.wrap{max-width:1240px;margin:auto;padding:0 34px}.eyebrow{font-family:monospace;text-transform:uppercase;font-size:12px;letter-spacing:1.5px;display:flex;align-items:center;gap:10px}.eyebrow:before{content:'';width:7px;height:7px;background:#d65c31;border-radius:50%}h1{font-size:clamp(42px,5.5vw,76px);line-height:1.04;letter-spacing:-3.7px;margin:22px 0 23px;max-width:850px;font-weight:650}h2{font-size:32px;line-height:1.15;letter-spacing:-1px;margin:0 0 20px}h3{font-size:21px;line-height:1.25;letter-spacing:-.4px;margin:0 0 12px}.lede{font-size:18px;color:#526355;max-width:640px;line-height:1.7}.hero{padding:75px 0 56px;display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center}.hero h1{font-size:clamp(58px,6.7vw,88px)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:31px 0 22px}.button,button.primary{display:inline-flex;align-items:center;justify-content:center;border:1px solid #183d32;background:#183d32;color:white;text-decoration:none;border-radius:6px;padding:14px 22px;font-weight:650;font-size:14px;gap:15px}.button:hover,button.primary:hover{background:#2b5141}.button.light,.secondary{background:transparent;color:#183d32;border:1px solid #bac6b4;border-radius:6px;padding:12px 18px;text-decoration:none;font-size:14px;font-weight:600}.secondary:hover,.button.light:hover{background:#e9eddf}.hero-note{font-size:12px;letter-spacing:.15px;color:#64705f}.art{position:relative;min-height:410px;background:#e7ecd9;border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.art .paper{width:260px;aspect-ratio:3/4;background:#fffdf5;transform:rotate(-8deg);box-shadow:0 15px 25px #24473220;border:1px solid #bbc7ad;padding:27px 24px;position:relative}.art .paper b{font-size:47px;letter-spacing:-2.5px;line-height:1;display:block;position:relative;z-index:2}.art .circle{height:138px;width:138px;border-radius:50%;background:#ec764d;position:absolute;right:15px;bottom:23px}.art .grid{position:absolute;inset:0;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);z-index:3}.art .grid span{border:1px dashed #183d3259}.art .stamp{position:absolute;background:#183d32;color:#fffdf5;bottom:27px;right:23px;font:11px monospace;letter-spacing:1.3px;padding:13px 17px;transform:rotate(5deg)}.art .small-tag{position:absolute;top:24px;left:25px;font:11px monospace;letter-spacing:1px}.trust-strip{border-top:1px solid #d5d9ca;border-bottom:1px solid #d5d9ca;padding:18px 0;display:flex;justify-content:space-between;gap:20px;font-size:12px;font-weight:600;color:#5c6a56}.section{padding:65px 0}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:25px;margin-bottom:25px}.section-heading h2{margin:0}.section-heading p{font-size:14px;color:#5d6b59}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{display:flex;flex-direction:column;text-decoration:none;border:1px solid #d5d9c8;background:#fffdf5;border-radius:9px;padding:25px 23px;min-height:250px;position:relative}.card:hover{border-color:#67806a;background:#fff}.card .num{font:12px monospace;color:#9aa48c;margin-bottom:30px}.card :is(h2,h3){font-size:23px}.card p{font-size:14px;line-height:1.6;color:#64715c;margin:0 0 30px}.card .arrow{margin-top:auto;color:#c9562c;font-size:20px}.small-cards{grid-template-columns:repeat(2,1fr)}.small-cards .card{min-height:190px}.small-cards .num{margin-bottom:20px}.editorial{background:#e9eddf;border-radius:10px;padding:38px 43px;display:grid;grid-template-columns:1fr 1fr;gap:60px}.editorial p{margin:0;color:#51634e}.breadcrumb{font-size:12px;color:#66755e;padding-top:32px}.breadcrumb a{text-decoration:none}.page-head{padding:27px 0 38px}.page-head h1{font-size:clamp(40px,4.8vw,65px);letter-spacing:-2.8px}.page-head .lede{max-width:760px;margin-bottom:0}.workbench{border:1px solid #cbd3be;border-radius:10px;background:#fffdf7;display:grid;grid-template-columns:320px 1fr;overflow:hidden;box-shadow:0 10px 35px #25412807}.controls{padding:26px;border-right:1px solid #d7ddcc}.controls h2{font-size:19px;letter-spacing:-.3px;margin-bottom:17px}.field{display:block;margin:15px 0;font-size:12px;font-weight:650}.field input,.field select{display:block;width:100%;border:1px solid #c4cdb8;border-radius:5px;background:#fff;padding:10px 12px;margin-top:5px;color:#1f3e32;min-height:42px;font-weight:400}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.drop{border:1px dashed #99ac8d;border-radius:6px;padding:19px 14px;text-align:center;background:#f3f6ea}.drop p{font-size:12px;color:#65745b;line-height:1.5;margin:10px 0}.file-label{display:inline-block;border-radius:5px;background:#183d32;color:#fff;padding:10px 16px;font-size:13px;font-weight:650;cursor:pointer}.file-label:focus-within{outline:3px solid #d5683c}.file-label input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}.text-button{background:none;border:0;padding:3px;color:#95502d;font-size:12px;text-decoration:underline;text-underline-offset:3px}.export-row{display:grid;gap:9px;margin-top:22px}.export-row .primary{width:100%}.export-row .secondary{padding:8px}.preview-area{background-color:#e8eddf;background-image:radial-gradient(#bdc9b1 .75px,transparent .75px);background-size:15px 15px;padding:24px;display:flex;flex-direction:column;min-width:0;min-height:510px}.preview-top{display:flex;justify-content:space-between;align-items:center;gap:12px;font:10px monospace;letter-spacing:1px;text-transform:uppercase;color:#617359;margin-bottom:19px}.preview-stage{display:flex;justify-content:center;align-items:center;flex:1;min-height:310px}.preview-stage canvas{max-width:100%;max-height:550px;object-fit:contain;box-shadow:0 8px 25px #12392e20}.empty-preview{max-width:340px;text-align:center;padding:30px}.empty-preview strong{display:block;font-size:25px;line-height:1.25;letter-spacing:-.6px;margin:20px 0 10px}.empty-preview p{font-size:13px;color:#68775e}.empty-icon{font-size:45px;color:#74906b}.summary{font-size:12px;line-height:1.6;color:#50634a;margin:20px 0 0}.status{font-size:13px;min-height:24px;color:#4b6647;padding-top:12px}.status.error{color:#a42e1b}.tool-help{font-size:12px;color:#68745e;margin:0 0 15px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 270px;gap:75px;padding:55px 0}.prose section{margin-bottom:35px}.prose h2{font-size:27px;line-height:1.25}.prose p{color:#4e604c;line-height:1.85}.sources{font-size:12px;border-top:1px solid #d5ddc9;padding-top:20px;line-height:1.9}.sources ul{padding-left:18px}.related{border-top:3px solid #d15e32;padding-top:19px;align-self:start;position:sticky;top:25px}.related h2{font-size:18px}.related a{display:block;font-size:13px;border-bottom:1px solid #d5ddc9;padding:12px 0;line-height:1.6;text-decoration:none}.review-date{font:11px monospace;color:#75806a;padding-top:15px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin:20px 0}.steps strong{font-size:17px}.steps p{font-size:14px;color:#68755e}.calculator{background:#e8eddf;border-radius:10px;padding:35px;display:grid;grid-template-columns:1fr 1fr;gap:50px}.calculator h2{font-size:25px}.calc-output{background:#fffdf6;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;border-radius:6px;padding:25px}.calc-output output{font-size:34px;line-height:1.3;letter-spacing:-1px;font-weight:650;margin:18px 0}.calc-output p{font-size:13px}.legal-contact{padding:22px;border:1px solid #d0d9c2;border-radius:6px;background:#fffdf5;overflow-wrap:anywhere}.preview-banner{background:#183d32;color:#f4f7eb;text-align:center;font-size:11px;padding:6px 15px;letter-spacing:.2px}.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:25px}.guide-grid .card{min-height:180px}.guide-grid .card p{margin-bottom:12px}.skip{position:absolute;left:10px;top:-80px;padding:10px;background:#fff;z-index:50}.skip:focus{top:10px}footer{max-width:1240px;margin:25px auto 0;padding:35px 34px;border-top:1px solid #d0d8c1;display:flex;justify-content:space-between;gap:35px;font-size:12px;color:#69765f}footer p{margin:5px 0}footer .footer-links{display:flex;gap:20px;flex-wrap:wrap;align-items:start}.noscript{padding:14px;background:#fff0d7;border:1px solid #c58d51;border-radius:5px}body:has(.workbench) .section{padding-top:30px}[hidden]{display:none!important}@media(max-width:1050px){nav{gap:16px}.cards{grid-template-columns:repeat(2,1fr)}.hero{gap:35px}.hero h1{font-size:64px}.art{min-height:370px}.article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 230px}}@media(max-width:760px){header{padding:20px 23px;gap:15px}.brand{font-size:20px}nav{gap:12px}nav a.optional{display:none}.wrap{padding:0 23px}.hero{padding:45px 0 35px;display:block}.hero h1{font-size:63px;letter-spacing:-3.3px}.hero .art{margin-top:35px;min-height:330px}.hero .paper{width:220px}.art .paper b{font-size:39px}.hero .circle{width:110px;height:110px}.trust-strip{gap:16px;flex-wrap:wrap;font-size:11px;padding:15px 0}.section{padding:42px 0}.section-heading{display:block}.section-heading h2{font-size:28px}.cards{grid-template-columns:1fr 1fr;gap:10px}.card{padding:20px 17px;min-height:225px}.card :is(h2,h3){font-size:20px}.card .num{margin-bottom:20px}.card p{font-size:13px;margin-bottom:15px}.editorial{grid-template-columns:1fr;padding:28px;gap:13px}.editorial h2{font-size:27px}.page-head{padding-bottom:26px}.page-head h1{font-size:44px;letter-spacing:-2.2px}.lede{font-size:16px}.workbench{grid-template-columns:1fr}.controls{border-right:0;border-bottom:1px solid #d7ddcc;padding:23px}.preview-area{min-height:370px;padding:20px}.preview-stage{min-height:230px}.preview-stage canvas{max-height:430px}.article-layout{grid-template-columns:1fr;gap:20px;padding:40px 0}.related{position:static}.prose h2{font-size:25px}.steps{gap:20px;grid-template-columns:1fr}.calculator{padding:24px;grid-template-columns:1fr;gap:25px}.calc-output output{font-size:30px}.guide-grid{grid-template-columns:1fr}footer{margin:10px 23px 0;padding:25px 0;display:block}footer .footer-links{margin-top:20px;gap:15px}.small-cards{grid-template-columns:1fr}.preview-banner{font-size:10px}.breadcrumb{padding-top:25px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Tool controls and static worked examples. */
.presets{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0}.presets button{border:1px solid #bac6b4;background:#f3f6ea;border-radius:5px;padding:7px 10px;color:#183d32;font-size:12px}.presets button:hover{background:#e1e9d5}.check-field{display:flex;align-items:center;gap:8px;font-size:12px;margin:12px 0}.check-field input{width:17px;height:17px}.preview-navigation{font-size:12px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}.preview-navigation select{max-width:180px;padding:6px;border:1px solid #bac6b4;border-radius:4px;background:white;color:#183d32}.page-controls{display:flex;gap:10px;align-items:center}.page-controls button{padding:4px 10px}.worked-example{margin:35px 0;padding:28px;background:#eef1e5;border-radius:9px;max-width:900px}.worked-example h2{font-size:26px}.worked-example figure{margin:18px 0}.worked-example img{display:block;width:100%;height:auto;border-radius:7px}.worked-example figcaption{font-size:13px;margin-top:9px}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px;text-align:left}th,td{padding:11px;border-bottom:1px solid #cbd3be;white-space:nowrap}td button{padding:5px 12px!important}.output-details{border:1px solid #cbd3be;border-radius:7px;padding:18px;margin:20px 0}.output-details summary{cursor:pointer;font-weight:600}.selection-editor{padding:25px;border:1px solid #cbd3be;border-radius:7px;margin:25px 0}.selection-editor h2{font-size:25px}.selection-editor ol{list-style:none;padding:0}.selection-editor li{display:flex;gap:8px;align-items:center;border-bottom:1px solid #d5ddc9;padding:10px 0}.selection-editor li span{flex:1;min-width:0;overflow-wrap:anywhere}.selection-editor button{padding:5px 10px;flex-shrink:0}.guide-cta{margin-bottom:20px}button:disabled{cursor:default}.calc-output{min-width:0}.calc-output output{overflow-wrap:anywhere}@media(max-width:760px){.worked-example{padding:20px}.worked-example h2{font-size:23px}.selection-editor{padding:18px}.selection-editor li{flex-wrap:wrap}.selection-editor li span{flex-basis:100%}.preview-navigation{display:block}.page-controls{margin-top:10px}.calc-output output{font-size:27px}}
/* Navigation, editorial hierarchy and the expanded studio. */
.nav-menu{position:relative}.nav-menu>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:6px;min-height:38px;font-size:13px;font-weight:650;padding:6px 0}.nav-menu>summary::-webkit-details-marker{display:none}.nav-menu>summary:focus-visible{outline:3px solid #ce5b2b;outline-offset:4px}.nav-panel{position:absolute;right:0;top:calc(100% + 9px);z-index:40;width:290px;background:#fffdf7;border:1px solid #c8d0bc;border-radius:9px;box-shadow:0 12px 35px #183d3220;padding:9px;display:flex;flex-direction:column;gap:0}.nav-panel a{padding:11px 13px;border-radius:5px;font-size:13px;line-height:1.5}.nav-panel a:hover,.nav-panel a[aria-current]{background:#e8eddf}.language-menu>summary{border:1px solid #c7cdba;border-radius:25px;padding:6px 12px}.language-menu .nav-panel{width:155px}.breadcrumb{display:block;font-weight:400;line-height:1.6}.breadcrumb span[aria-hidden]{margin:0 5px}.feature-list{list-style:none;padding:0;display:flex;gap:8px;flex-wrap:wrap;margin:22px 0 0;max-width:900px}.feature-list li{font-size:11px;font-weight:600;letter-spacing:.1px;padding:6px 11px;border:1px solid #cdd7c0;border-radius:5px;background:#edf1e5}.feature-list li:before{content:'✓';margin-right:6px;color:#6f825c}.page-split .page-head,.page-poster .page-head,.page-contactsheet .page-head,.page-calculator .page-head{padding-bottom:25px}.tool-steps{list-style:none;display:flex;gap:35px;padding:0;margin:6px 0 20px;font-size:12px;color:#617459}.tool-steps li{display:flex;align-items:center;gap:9px}.tool-steps span{font:11px monospace;color:#a14d2d;background:#f0e4d5;padding:4px 7px;border-radius:4px}.controls-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.controls-heading h2{font-size:18px}.controls-heading button{font-size:10px;text-decoration:none;text-align:right}.drop{transition:border-color .15s,background-color .15s}.drop.drag-active{border:2px solid #c85831;background:#fff0df}.field input[type=range]{padding:0;accent-color:#183d32;border:0;background:transparent;cursor:pointer}.field output{float:right;color:#a04f2c}.preview-area{justify-content:flex-start}.preview-stage{flex:0 1 auto;margin:auto 0;min-height:300px}.export-feedback{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 16px;align-items:center;margin-bottom:10px}.export-feedback .status{min-height:32px;padding-top:10px}.export-feedback #export-progress{grid-column:1;grid-row:2}.export-feedback progress{display:block;width:100%;height:7px;accent-color:#d46a3d}.export-feedback #cancel-export{grid-column:2;grid-row:1/3;font-size:12px;padding:8px 12px}.calculator-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.calculator-actions .secondary{font-size:12px}.selection-actions{display:flex;gap:9px;flex-wrap:wrap;margin:20px 0 12px}.selection-editor li>img{object-fit:contain;background:white;border:1px solid #d8dfca;border-radius:5px;flex-shrink:0}.selection-editor li span{font-size:13px}.table-of-contents{display:block;margin-bottom:30px}.table-of-contents h2{font-size:17px}.table-of-contents a{font-size:12px}.sources h2{font-size:15px}.tool-comparison{border:1px solid #cfd7c0;border-radius:10px;padding:30px;background:#eef1e5}.tool-comparison h2{font-size:27px}.tool-comparison th,.tool-comparison td{white-space:normal;line-height:1.6}.tool-comparison td:first-child{font-weight:600}.tool-comparison td:last-child{width:34%}.faq{max-width:900px;margin:10px 0 55px}.faq h2{font-size:27px}.faq details{border-top:1px solid #cdd6bd;padding:18px 0}.faq details:last-child{border-bottom:1px solid #cdd6bd}.faq summary{cursor:pointer;font-size:16px;font-weight:600;padding-right:15px}.faq p{color:#52634c;line-height:1.8;max-width:760px}.presets button[aria-pressed=true]{background:#183d32;color:#fff;border-color:#183d32}.table-scroll:focus-visible{outline:2px solid #c85831}.page-guide .page-head .lede{max-width:800px}html{scroll-padding-top:20px}.footer-links{font-weight:400}.table-of-contents a:hover,.related a:hover{color:#a14d2d}.card,.button,.primary,.secondary{transition:background-color .15s,border-color .15s,box-shadow .15s}.card:hover{box-shadow:0 7px 22px #183d3209}
@media(max-width:760px){header{padding:16px 20px;gap:12px}.brand{font-size:18px;gap:9px;letter-spacing:-.7px}header nav{gap:12px}.nav-menu>summary{font-size:12px}.nav-short{display:none}.nav-panel{width:min(290px,calc(100vw - 42px))}.language-menu>summary{padding:5px 9px}.feature-list{gap:6px;margin-top:17px}.feature-list li{font-size:10px;padding:5px 8px}.tool-steps{gap:20px;font-size:11px}.tool-steps span{font-size:10px}.controls-heading{gap:14px}.preview-stage{min-height:240px}.preview-area{min-height:360px}.export-feedback{gap:6px}.export-feedback .status{font-size:12px}.export-feedback #cancel-export{font-size:11px;padding:7px 9px}.tool-comparison{padding:20px}.tool-comparison h2{font-size:24px}.tool-comparison table{min-width:570px}.selection-editor li span{flex-basis:calc(100% - 80px);font-size:12px}.selection-editor li img{margin-right:4px}.table-of-contents{margin-bottom:24px}.faq summary{font-size:15px}.faq h2{font-size:25px}.page-head h1{overflow-wrap:anywhere}.sources a{overflow-wrap:anywhere}footer nav{justify-content:flex-start}}
@media(prefers-reduced-motion:reduce){.card,.button,.primary,.secondary,.drop{transition:none}}
