*{box-sizing:border-box}body{background:var(--paper);color:var(--text);margin:0;font:16px/1.65 Segoe UI,system-ui,sans-serif}a{color:var(--ink);text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.45;cursor:default}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:4px}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.045em;font-size:clamp(34px,4.8vw,62px);font-weight:750;line-height:1.08}h2{letter-spacing:-.025em;font-size:28px;line-height:1.2}h3{font-size:19px;line-height:1.35}.header{border-bottom:1px solid var(--border);align-items:center;gap:25px;max-width:1240px;margin:auto;padding:26px 40px;display:flex}.brand{letter-spacing:-.03em;align-items:center;gap:12px;font-size:24px;font-weight:700;line-height:1.1;text-decoration:none;display:flex}.brand small{letter-spacing:.17em;margin-top:6px;font-size:8px;font-weight:600;display:block}.header nav{gap:25px;margin-left:auto;font-size:14px;display:flex}.header nav a{text-decoration:none}.header nav a:hover{text-decoration:underline}.preview-tag{white-space:nowrap;border:1px solid var(--border);color:var(--muted);border-radius:20px;padding:4px 9px;font-size:11px}main{max-width:1160px;margin:auto;padding:0 36px}.hero{grid-template-columns:1.2fr 1fr;align-items:center;gap:60px;padding:58px 0;display:grid}.eyebrow{color:var(--orange);letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px;font-size:11px;font-weight:700}.hero h1{max-width:650px;margin-bottom:22px}.lead{color:var(--muted);max-width:630px;margin-bottom:26px;font-size:18px}.btn{border:1px solid var(--border);background:var(--white);min-height:45px;color:var(--ink);border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:11px 18px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex}.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.btn:hover{filter:brightness(.96)}.actions{flex-wrap:wrap;gap:10px;display:flex}.quiet{color:var(--muted);margin-top:15px;font-size:13px}.hero-art{background:#e9ecdf;border-radius:36px;place-items:center;min-height:380px;display:grid;position:relative;overflow:hidden}.hero-art:before{content:"";background-image:linear-gradient(#24483f08 1px,#0000 1px),linear-gradient(90deg,#24483f08 1px,#0000 1px);background-size:24px 24px;position:absolute;inset:0}.hero-art svg{filter:drop-shadow(12px 14px 16px #24483f20);width:220px;height:auto;position:relative;transform:rotate(7deg)}.art-caption{background:var(--white);color:var(--ink);border-radius:20px;padding:8px 14px;font-size:12px;position:absolute;bottom:24px}.section-top{justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:20px;display:flex}.section-top h2{margin:0}.cards{grid-template-columns:1fr 1fr;gap:20px;margin-bottom:48px;display:grid}.card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);padding:28px;text-decoration:none}.card .number{color:var(--orange);letter-spacing:.1em;margin-bottom:16px;font-size:12px;font-weight:700;display:block}.card p{color:var(--muted);font-size:15px}.card strong{color:var(--ink);font-size:14px;display:block}.card:hover{border-color:var(--ink)}.guides{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:45px;display:grid}.guide-card{border-top:1px solid var(--border);color:var(--text);padding:18px 0 5px;text-decoration:none}.guide-card small{color:var(--orange);text-transform:uppercase;letter-spacing:.1em;font-size:11px}.guide-card h3{margin:8px 0;font-size:17px}.guide-card p{color:var(--muted);margin-bottom:8px;font-size:13px}.how{background:var(--pale);border-radius:var(--radius);grid-template-columns:repeat(3,1fr);gap:25px;margin:15px 0 55px;padding:30px;display:grid}.how b{font-size:15px}.how p{color:var(--muted);margin:6px 0 0;font-size:14px}.page-head{padding:38px 0 26px}.page-head h1{max-width:850px;margin-bottom:15px;font-size:clamp(30px,3.5vw,43px)}.workbench{grid-template-columns:370px 1fr;align-items:start;gap:24px;margin-bottom:35px;display:grid}.form-card,.result-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);min-width:0;padding:24px}.form-card h2,.result-card h2{margin-bottom:18px;font-size:18px}.field{margin-bottom:14px;font-size:13px;font-weight:600;display:block}.field small{color:var(--muted);margin-top:4px;font-size:11px;font-weight:400;display:block}.field input,.field select{width:100%;min-height:43px;color:var(--text);background:#fff;border:1px solid #cbd2c7;border-radius:9px;margin-top:5px;padding:10px 12px;display:block}.pair{grid-template-columns:1fr 1fr;gap:12px;display:grid}.help{color:var(--muted);font-size:12px}.alert{color:#9b3420;background:#f9eae2;border-radius:10px;margin-top:12px;padding:12px;font-size:13px}.result-main{letter-spacing:-.04em;color:var(--ink);margin:0 0 7px;font-size:40px;font-weight:700;line-height:1.2}.result-caption{color:var(--muted);margin-bottom:18px;font-size:14px}.comparison{grid-template-columns:1fr 1fr;gap:10px;margin:15px 0;display:grid}.metric{background:var(--pale);border-radius:10px;padding:12px;font-size:12px}.metric b{margin-bottom:3px;font-size:17px;display:block}.sheet-preview{background:#edf0e6;border-radius:12px;justify-content:center;min-height:220px;max-height:470px;margin:15px 0 20px;padding:20px;display:flex}.sheet-preview svg{background:#fff;width:auto;max-width:100%;height:auto;box-shadow:0 4px 12px #24483f16}.result-card .actions{margin:16px 0 8px}.method{grid-template-columns:1fr 1fr;gap:25px;margin:35px 0;display:grid}.method>section{border-top:1px solid var(--border);padding:24px}.method h2{font-size:21px}.method p,.method li{color:var(--muted);font-size:14px}details{border-top:1px solid var(--border);padding:14px 0}summary{cursor:pointer;font-size:14px;font-weight:600}details p{color:var(--muted);margin-top:10px;font-size:13px}.inline-status{color:var(--muted);min-height:20px;margin-top:10px;font-size:12px}.formula{background:var(--pale);overflow-wrap:anywhere;border-radius:10px;padding:14px;font:13px/1.65 Consolas,monospace}.prose{max-width:760px;font-size:16px}.prose h2{margin-top:35px;font-size:25px}.prose h3{margin-top:25px;font-size:19px}.prose p,.prose li{color:#46574d}.prose li{margin-bottom:8px}.prose table{border-collapse:collapse;width:100%;font-size:14px;display:block;overflow-x:auto}.prose td,.prose th{border-bottom:1px solid var(--border);text-align:left;padding:10px 14px}.prose blockquote{border-left:3px solid var(--orange);background:var(--pale);margin:20px 0;padding:14px 20px}.prose blockquote p{margin:0}.guide-layout{grid-template-columns:1fr 250px;gap:40px;margin-bottom:45px;display:grid}.guide-aside{background:var(--pale);border-radius:var(--radius);height:max-content;padding:24px;position:sticky;top:20px}.guide-aside h2{font-size:19px}.sources{border-top:1px solid var(--border);color:var(--muted);margin-top:30px;padding-top:20px;font-size:12px}.sources h2{margin-top:0;font-size:15px}.sources li{font-size:12px}.footer{border-top:1px solid var(--border);justify-content:space-between;gap:30px;max-width:1160px;margin:30px auto 0;padding:30px 36px;display:flex}.footer-brand{font-size:19px;font-weight:700;text-decoration:none}.footer p{color:var(--muted);margin:8px 0;font-size:12px}.footer-links{align-items:flex-start;gap:20px;font-size:12px;display:flex}.skip{background:var(--ink);color:#fff;z-index:20;padding:12px;position:absolute;top:-70px}.skip:focus{top:10px}[hidden]{display:none!important}.noscript{background:#f9eae2;border-radius:10px;margin:15px 0;padding:14px}.legend{color:var(--muted);margin-top:6px;font-size:12px}.related{margin-top:45px}@media (width<=1000px){.header{gap:16px;padding:20px 25px}.header nav{gap:15px;font-size:12px}.workbench{grid-template-columns:320px 1fr}.hero{gap:30px}.guides{grid-template-columns:1fr 1fr}.guide-layout{grid-template-columns:1fr 220px;gap:25px}.footer-links{flex-direction:column;gap:10px}}@media (width<=700px){.header{flex-wrap:wrap;padding:20px}.header nav{order:3;justify-content:space-between;gap:10px;width:100%;margin:0;font-size:12px}.preview-tag{margin-left:auto}main{padding:0 20px}.hero{grid-template-columns:1fr;gap:25px;padding:35px 0}.hero h1{font-size:43px}.hero-art{min-height:290px}.hero-art svg{width:160px}.lead{font-size:16px}.cards,.guides,.workbench,.method,.guide-layout{grid-template-columns:1fr}.cards{gap:14px}.card{padding:23px}.how{grid-template-columns:1fr;gap:17px;padding:24px}.section-top{align-items:flex-start}.section-top h2{font-size:24px}.section-top a{font-size:12px}.page-head{padding-top:28px}.page-head p{font-size:16px}.form-card,.result-card{padding:21px}.workbench{gap:16px}.result-main{font-size:33px}.guide-aside{position:static}.footer{flex-wrap:wrap;padding:24px 20px}.footer-note{width:100%}.method{gap:8px}.method>section{padding:20px 0}.guides{gap:4px}.sheet-preview{max-height:430px}.prose{min-width:0}}@media print{.header,.footer,.form-card,.breadcrumb,.result-card .actions,.method,.related,.preview-tag,.guide-aside{display:none}body{background:#fff}main{padding:0}.workbench,.guide-layout{display:block}.result-card{border:0;padding:0}.sheet-preview{background:0 0;max-height:none;padding:0}.page-head h1{font-size:25px}.hero-art{display:none}}:root{--ink:#5140a0;--text:#2c2340;--muted:#635b70;--paper:#fff;--white:#fff;--border:#d3cddd;--orange:#5140a0;--pale:#f0edf8;--radius:8px}body{background:#fff;font-family:Trebuchet MS,Verdana,sans-serif;line-height:1.65}h1,h2{letter-spacing:-.04em;font-family:Georgia,Times New Roman,serif;font-weight:400}h1{font-size:clamp(38px,4.6vw,62px);line-height:1.08}h2{font-size:31px;line-height:1.2}h3{letter-spacing:-.02em}.header{border-bottom:1px solid var(--border);gap:30px;max-width:1320px;padding:26px 40px}.brand{letter-spacing:-.075em;flex-shrink:0;gap:12px;font:700 27px/1.06 Georgia,serif}.brand-light{font-weight:400}.brand small{letter-spacing:0;color:var(--muted);margin-top:5px;font:400 12px/1.3 Trebuchet MS,sans-serif}.brand svg{color:var(--ink)}.header nav{gap:30px;font-size:14px}.header nav a{padding:6px 0}.header nav a[aria-current=page]{color:var(--ink);text-underline-offset:8px;text-decoration:underline 2px}.preview-tag{background:var(--pale);color:var(--text);border:0;border-radius:3px;padding:5px 9px;font-size:11px}main{max-width:1240px;padding:0 40px}.btn{border-color:var(--border);border-radius:5px;min-height:46px;padding:12px 20px;font-size:14px;transition:background-color .15s}.btn.primary{background:var(--ink);color:#fff}.btn:hover{filter:none;background:var(--pale)}.btn.primary:hover{background:#40317f}.quiet,.help{color:var(--muted)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline-offset:4px;outline:3px solid #5140a0}.page-head{max-width:900px;padding:44px 0 32px}.page-head h1{max-width:850px;margin-bottom:18px}.page-head p{color:var(--muted);max-width:760px;font-size:17px}.eyebrow{letter-spacing:0;color:var(--muted);text-transform:none;margin-bottom:16px;font-size:12px;font-weight:400}.breadcrumb{color:var(--muted);margin-bottom:23px;font-size:12px}.paper-studio{grid-template-columns:1fr 1.05fr;align-items:center;gap:62px;padding:48px 0 52px;display:grid}.studio-intro{padding:12px 0 18px}.studio-kicker{color:var(--muted);margin-bottom:26px;font-size:13px}.studio-intro h1{letter-spacing:-.065em;margin-bottom:26px;font-size:clamp(54px,5.75vw,80px);line-height:1.01}.studio-intro .lead{max-width:420px;margin-bottom:28px;font-size:18px;line-height:1.65}.studio-footnote{color:var(--muted);margin:23px 0 0;font-size:12px;line-height:1.7}.demo-station{background:var(--pale);border-radius:7px 7px 30px;padding:23px 25px 0;position:relative}.demo-header{color:var(--text);justify-content:space-between;gap:10px;margin-bottom:19px;font-size:12px;display:flex}.paper-format{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.preset-buttons{gap:7px;display:flex}.preset-buttons button{min-height:50px;color:var(--text);text-align:left;background:0 0;border:1px solid #c9bfdc;border-radius:5px;flex:1;padding:7px 10px;font-size:12px;line-height:1.5}.preset-buttons button small{color:var(--muted);font-size:10px;display:block}.preset-buttons button[aria-pressed=true]{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink);background:#fff}.preset-buttons button:hover{background:#fff}.gap-control{grid-template-columns:1fr auto;align-items:center;gap:7px;margin-top:16px;font-size:12px;display:grid}.gap-control output{font-variant-numeric:tabular-nums}.gap-control input{width:100%;accent-color:var(--ink);cursor:pointer;grid-column:1/-1;height:24px;margin:0}.demo-drawing{grid-template-columns:1fr 112px;align-items:center;gap:23px;min-height:285px;padding:20px 8px 18px 27px;display:grid;position:relative}.demo-ruler{background:repeating-linear-gradient(#a69bbc 0 1px,#0000 1px 11px);border-left:1px solid #a69bbc;width:9px;position:absolute;top:26px;bottom:30px;left:0}#demo-sheet{justify-content:center;min-width:0;display:flex}#demo-sheet svg{filter:drop-shadow(4px 6px 3px #46355715);width:auto;max-width:100%;height:252px;overflow:visible}#demo-sheet svg rect:not(:first-of-type){fill:#ebe6f5;stroke:#5140a0;stroke-width:.65px}#demo-sheet svg rect:nth-of-type(2){fill:#f2e48d}.demo-result{align-self:center}.demo-result-count{letter-spacing:-.05em;color:var(--ink);margin-bottom:16px;font:64px/.9 Georgia,serif}.demo-result-count span{letter-spacing:0;margin-top:7px;font:13px/1.5 Trebuchet MS,sans-serif;display:block}.demo-result #demo-description{color:var(--muted);margin:0;font-size:11px;line-height:1.7}.demo-note{color:var(--muted);max-width:410px;margin:0 0 16px;font-size:11px;line-height:1.6}.demo-continue{color:var(--text);border-top:1px solid #c9bfdc;justify-content:space-between;align-items:center;gap:10px;padding:16px 0 18px;font-size:13px;text-decoration:none;display:flex}.demo-continue span{color:var(--ink);font-size:20px}.demo-continue:hover{text-decoration:underline}.task-desk{border-top:1px solid var(--border);border-bottom:1px solid var(--border);grid-template-columns:230px 1fr;align-items:center;gap:25px;padding:27px 0;display:grid}.task-desk h2{max-width:190px;margin:0;font-size:25px}.task-links{grid-template-columns:1fr 1fr;gap:35px;display:grid}.task-links a{grid-template-columns:1fr auto;gap:4px;padding:8px 0;text-decoration:none;display:grid}.task-links a>span:first-child{color:var(--muted);font-size:12px}.task-links strong{grid-area:2/1;font-size:17px;font-weight:600}.task-links a>span:last-child{color:var(--ink);grid-area:1/2/3;align-self:center;font-size:24px}.task-links a:hover strong{text-decoration:underline}.reading-desk{grid-template-columns:330px 1fr;gap:65px;padding:62px 0;display:grid}.reading-intro h2{margin-bottom:20px;font-size:42px;line-height:1.07}.reading-intro p{color:var(--muted);max-width:270px;font-size:14px}.text-link{font-size:13px}.reading-list a{border-bottom:1px solid var(--border);grid-template-columns:95px 1fr 20px;align-items:center;gap:16px;padding:21px 0;text-decoration:none;display:grid}.reading-list a:first-child{border-top:1px solid var(--border)}.reading-list a>span:first-child{color:var(--muted);font-size:11px}.reading-list h3{margin:0;font-size:17px;font-weight:500;line-height:1.4}.reading-list a:hover h3{text-decoration:underline}.test-strip{background:#faf8ec;border-radius:5px;grid-template-columns:150px 1fr;align-items:center;gap:28px;margin-bottom:48px;padding:29px 35px;display:grid}.test-strip h2{margin-bottom:9px;font-size:27px}.test-strip p{max-width:650px;color:var(--muted);margin-bottom:9px;font-size:13px}.test-strip a{font-size:12px}.test-paper{background:#fff;justify-content:center;align-items:center;width:105px;height:95px;display:flex;transform:rotate(-5deg);box-shadow:2px 3px #dcd6b5}.test-paper span{border-bottom:1px solid var(--text);border-left:1px solid var(--text);border-right:1px solid var(--text);padding:0 8px 4px;font-size:11px}.workbench{grid-template-columns:350px 1fr;align-items:start;gap:28px;margin-bottom:40px}.form-card{background:#f6f4fa;border:1px solid #e4dfea;border-radius:7px;padding:26px}.form-card h2,.result-card h2{letter-spacing:-.02em;font-family:Trebuchet MS,sans-serif;font-size:17px;font-weight:600}.form-card h2:not(:first-child){margin-top:27px}.result-card{border:1px solid var(--border);background:#fff;border-radius:7px;padding:26px}.field input,.field select{color:var(--text);background:#fff;border-color:#c8bfd4;border-radius:4px}.result-main{letter-spacing:-.045em;color:var(--ink);font:43px/1.12 Georgia,serif}.metric{background:var(--pale);border-radius:4px;font-size:12px}.metric b{color:var(--text);font-size:19px;font-weight:600}.sheet-preview{background:var(--pale);background-image:radial-gradient(#a393bc33 .7px,#0000 .7px);background-size:14px 14px;border-radius:4px;padding:23px}.sheet-preview svg rect:not(:first-of-type){stroke:#5140a0;stroke-width:.35px}.formula{color:var(--text);border-radius:4px;font-size:12px;line-height:1.9}.alert{color:#81371c;background:#fff0e8;border-radius:4px}.tool-presets{border-bottom:1px solid var(--border);margin-bottom:22px;padding-bottom:18px}.tool-presets p{color:var(--muted);margin-bottom:10px;font-size:12px}.tool-presets .preset-buttons button{background:#fff}.tool-presets .preset-buttons button:hover{border-color:var(--ink)}.guides{grid-template-columns:1fr 1fr;gap:0 45px;margin-bottom:40px}.guide-card{border:0;border-top:1px solid var(--border);background:0 0;border-radius:0;padding:24px 0;text-decoration:none;display:block}.guide-card h3{margin-bottom:10px;font-size:20px;font-weight:500;line-height:1.3}.guide-card small{color:var(--muted);margin-bottom:10px;font-size:11px;display:block}.guide-card p{max-width:440px;color:var(--muted);margin:0;font-size:13px}.guide-card:hover{box-shadow:none;background:0 0;transform:none}.guide-card:hover h3{text-decoration:underline}.related{border-top:1px solid var(--border);margin-top:35px;padding-top:28px}.related .guides{grid-template-columns:repeat(3,1fr);gap:28px}.related .guide-card{border:0;padding-top:8px}.related h2{font-size:28px}.guide-layout{grid-template-columns:minmax(0,1fr) 260px;gap:60px}.guide-aside{background:#faf8ec;border-radius:6px;padding:26px;position:sticky;top:25px}.guide-aside h2{letter-spacing:-.03em;font:25px/1.2 Georgia,serif}.guide-aside p{color:var(--muted);font-size:13px}.guide-aside .btn{width:100%;padding:11px 12px;font-size:12px}.prose{max-width:760px}.prose p,.prose li{color:#51495e;line-height:1.8}.prose h2{margin-top:35px;font:30px/1.2 Georgia,serif}.prose h3{font:23px/1.3 Georgia,serif}.sources h2{font:16px/1.3 Trebuchet MS,sans-serif}.sources p,.sources li{font-size:12px}.prose blockquote{border-color:var(--ink);background:var(--pale)}.guide-filters{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.guide-filters button{border:1px solid var(--border);color:var(--text);background:#fff;border-radius:4px;min-height:44px;padding:10px 16px;font-size:13px}.guide-filters button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.guide-filter-count{color:var(--muted);margin-bottom:18px;font-size:12px}.footer{gap:40px;max-width:1240px;margin:20px auto 0;padding:32px 40px 38px}.footer-brand{letter-spacing:-.055em;font:24px/1.2 Georgia,serif}.footer p{color:var(--muted)}.footer-links{gap:21px;font-size:12px}.footer-note{text-align:right}@media (width<=1080px){.paper-studio{gap:35px}.studio-intro h1{font-size:62px}.demo-station{padding:20px 20px 0}.reading-desk{grid-template-columns:260px 1fr;gap:40px}.task-desk{grid-template-columns:190px 1fr}.header nav{gap:20px}.footer-links{flex-direction:column;gap:8px}.guide-layout{gap:35px}.demo-drawing{grid-template-columns:1fr 90px;gap:16px}.demo-result-count{font-size:56px}}@media (width<=780px){.header{gap:20px;padding:22px 25px}.header nav{gap:18px;font-size:13px}main{padding:0 25px}.paper-studio{grid-template-columns:1fr;gap:28px;padding:34px 0}.studio-intro h1{max-width:520px;font-size:64px}.studio-intro .lead{max-width:510px}.studio-intro{padding:0}.studio-kicker{margin-bottom:20px}.studio-footnote{margin-top:18px}.demo-station{justify-self:center;width:100%;max-width:570px}.demo-drawing{grid-template-columns:1fr 130px;gap:25px;min-height:280px}.demo-result-count{font-size:70px}.task-desk{grid-template-columns:1fr;gap:17px}.task-desk h2{max-width:none;font-size:27px}.task-links{gap:25px}.reading-desk{grid-template-columns:1fr;gap:25px;padding:40px 0}.reading-intro h2{font-size:38px}.reading-intro p{max-width:500px}.reading-list a{padding:19px 0}.test-strip{grid-template-columns:90px 1fr;gap:20px;padding:25px}.test-paper{width:75px;height:85px}.test-strip h2{font-size:25px}.workbench,.guide-layout{grid-template-columns:1fr}.guide-aside{position:static}.related .guides{grid-template-columns:1fr 1fr}.footer{flex-wrap:wrap;gap:25px;padding:27px 25px}.footer-note{text-align:left;width:100%}.page-head{padding-top:34px}.page-head h1{font-size:43px}}@media (width<=520px){.header{flex-wrap:wrap;gap:15px;padding:20px}.brand{font-size:25px}.brand small{font-size:11px}.header nav{order:3;justify-content:space-between;gap:10px;width:100%;margin:7px 0 0}.preview-tag{margin-left:auto}main{padding:0 20px}.studio-intro h1{letter-spacing:-.065em;font-size:53px}.studio-intro .lead{font-size:16px;line-height:1.7}.paper-studio{gap:25px;padding-top:29px}.studio-kicker{margin-bottom:19px;font-size:12px}.demo-station{padding:19px 17px 0}.demo-header{gap:7px;font-size:11px}.paper-format{font-size:10px}.preset-buttons{gap:5px}.preset-buttons button{padding:7px 8px;font-size:11px}.preset-buttons button small{font-size:9px}.demo-drawing{grid-template-columns:1fr 88px;gap:14px;min-height:254px;padding-left:18px}#demo-sheet svg{height:218px}.demo-result-count{font-size:55px}.demo-result #demo-description{font-size:10px}.demo-continue{font-size:12px}.demo-note{font-size:10px}.task-links{grid-template-columns:1fr;gap:5px}.task-links a:first-child{border-bottom:1px solid var(--border);padding-bottom:20px}.task-links a:last-child{padding-top:20px}.reading-intro h2{font-size:38px}.reading-list a{grid-template-columns:1fr 20px;gap:6px}.reading-list a>span:first-child{grid-column:1;font-size:10px}.reading-list h3{grid-column:1;font-size:17px}.reading-list a>span:last-child{grid-area:1/2/3}.test-strip{grid-template-columns:1fr;gap:15px;padding:25px 23px}.test-paper{display:none}.test-strip h2{font-size:27px}.guides,.related .guides{grid-template-columns:1fr;gap:0}.form-card,.result-card{padding:21px}.result-main{overflow-wrap:anywhere;font-size:35px}.comparison{gap:8px}.metric b{font-size:17px}.page-head h1{font-size:38px}.page-head p{font-size:16px}.prose h2{font-size:27px}.prose h3{font-size:22px}.guide-aside{padding:24px}.footer{gap:23px;padding:27px 20px}.footer-links{gap:9px}.footer p{font-size:11px}.tool-presets .preset-buttons{flex-wrap:wrap}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media print{.demo-controls,.demo-continue,.task-desk,.test-strip,.guide-filters,.tool-presets{display:none}.paper-studio,.reading-desk{display:block}.demo-station{background:0 0}.demo-drawing{min-height:0}.studio-intro h1{font-size:30px}.sheet-preview{background:0 0}.footer{display:none}}.guide-card small{text-transform:none;letter-spacing:0}@media (width<=520px){.studio-intro h1{font-size:47px}.page-head h1{font-size:37px}.page-head p{font-size:15px}.page-head{padding-bottom:24px}}.language-switch{white-space:nowrap;align-items:center;gap:12px;font-size:12px;display:flex}.language-switch span{color:var(--muted)}.language-switch a{padding:10px 0}.measure-preferences{grid-template-columns:1fr 1.5fr;gap:12px;display:grid}.measure-preferences .field{font-weight:500}.measure-preferences select{max-width:100%}.header{flex-wrap:wrap}.field input{min-width:0}.language-entry .actions{margin:25px 0}.language-entry{max-width:780px;padding-bottom:55px}@media (width<=700px){.header nav{order:3;justify-content:space-between;width:100%;margin:0}.language-switch{margin-left:auto}.preview-tag{margin-left:0}.measure-preferences{grid-template-columns:1fr 1fr}.brand{font-size:25px}.language-entry h1{font-size:40px}}@media (width<=360px){.measure-preferences{grid-template-columns:1fr}.language-switch{width:100%;margin-left:0}}.field textarea{resize:vertical;border:1px solid var(--border);width:100%;color:var(--ink);background:#fff;border-radius:8px;padding:10px;font:14px/1.5 Courier New,monospace}.label-check{align-items:center;gap:8px;display:flex}.label-check input{width:auto}.labels-workbench .form-card h2{margin:20px 0 14px}.labels-workbench .form-card h2:first-child{margin-top:0}.label-sheet svg{width:min(100%,390px);height:auto;margin:auto;display:block}.label-sheet-result{align-self:start}.header nav{flex-wrap:wrap}.labels-workbench .measure-preferences{grid-template-columns:1fr}.label-sheet{height:auto;max-height:none;overflow:hidden}.label-sheet svg{max-height:none}@media (width<=420px){.header nav{justify-content:flex-start;gap:10px 18px}.labels-workbench .pair{grid-template-columns:1fr 1fr}}@media print{.language-switch,.measure-preferences{display:none}}.legal-details{grid-template-columns:max-content minmax(0,1fr);gap:12px 24px;margin:24px 0;display:grid}.legal-details dt{font-weight:700}.legal-details dd{overflow-wrap:anywhere;margin:0}@media (width<=600px){.legal-details{grid-template-columns:1fr;gap:6px}.legal-details dd{margin-bottom:12px}}