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@media(max-width:1000px){.hero{gap:35px}.hero h1{font-size:clamp(4.4rem,10vw,8rem)}.hero-plate{box-shadow:8px 8px 0 var(--ink)}.chapter{grid-template-columns:105px 1fr;gap:26px}.builder-layout{grid-template-columns:1fr 1fr}.manual-form{padding:21px}.preview-card{padding:13px}.preview-paper{padding:22px}}
@media(max-width:740px){.wrap{width:min(calc(100% - 32px),var(--wrap))}.header-inner{min-height:69px}.brand-mark{width:47px;height:44px}.brand-words{font-size:11px}.brand-words small{font-size:8px}.header-status{font-size:9px}.hero{grid-template-columns:1fr;padding-block:58px 68px;gap:50px}.pretitle{margin-top:31px}.hero h1{font-size:clamp(4.5rem,14vw,8.1rem)}.hero-plate{width:min(90%,400px);transform:rotate(.7deg)}.nav-inner{overflow-x:auto;gap:22px;scrollbar-width:thin}.section-nav a,.nav-print{font-size:11px}.nav-print{margin-left:0}.notice-inner{flex-direction:column;gap:8px;padding-block:19px}.schematic-section{padding-block:75px 85px}.section-intro h2,.manual-head h2,.builder-header h2{font-size:clamp(3.25rem,10vw,5rem)}.schematic-panel{padding:12px}.schematic-topline,.schematic-bottomline{font-size:8px}.feature-legend{grid-template-columns:1fr;gap:20px}.feature-legend>div{padding-top:8px}.feature-legend h3{margin:7px 0 4px}.manual-head{display:block}.manual-head>p{width:auto;margin-top:20px}.chapter{grid-template-columns:65px 1fr;gap:16px;padding:40px 0}.chapter-index strong{font-size:59px}.chapter-title{display:block}.chapter-title h3{font-size:clamp(28px,6vw,38px)}.chapter-code{display:block;margin-bottom:12px}.chapter-main>.chapter-lead{font-size:19px}.chapter-main>p{font-size:15px}.fill-block{padding:16px 14px}.fill-block p{font-size:13px}.end-stamp{flex-wrap:wrap;gap:10px}.end-stamp small{width:100%;margin-left:52px}.builder-section{padding-block:77px 90px}.builder-header{grid-template-columns:1fr;gap:21px}.builder-header h2{margin-bottom:12px}.builder-layout{grid-template-columns:1fr}.preview-card{position:static}.preview-paper{padding:28px}.footer-inner{align-items:start;flex-direction:column}.footer-links{align-items:start}}
@media(max-width:440px){.header-status{font-size:0}.header-sep{font-size:0}.status-dot{margin:0}.hero h1{font-size:clamp(3.8rem,15.4vw,5rem)}.hero-deck{font-size:19px}.hero-actions .button{width:100%}.plate-graphic{height:220px}.plate-top,.plate-bottom{font-size:9px}.plate-specs{font-size:9px}.plate-specs strong{font-size:9px}.chapter{grid-template-columns:1fr;gap:11px}.chapter-index{display:flex;flex-direction:row;align-items:baseline;gap:10px}.chapter-index strong{font-size:31px}.chapter-index span{font-size:9px}.section-intro h2,.manual-head h2,.builder-header h2{font-size:clamp(3rem,13vw,4rem)}.form-actions .button{width:100%}.form-actions .reset-button{width:100%;text-align:center}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important;transform:none!important}}
@page{size:A4;margin:14mm}
@media print{html,body{background:white!important;color:black!important;font-size:11pt;print-color-adjust:exact;-webkit-print-color-adjust:exact}.site-header,.section-nav,.notice-band,.hero-actions,.builder-section,.site-footer,.skip-link,.nav-print{display:none!important}.wrap{width:100%;max-width:none}.hero{display:block;padding:0 0 8mm}.hero h1{font-size:50pt}.hero .hero-deck{font-size:13pt}.hero-plate{display:none}.schematic-section{padding:8mm 0}.section-intro h2,.manual-head h2{font-size:34pt}.section-intro>p,.manual-head>p{font-size:11pt}.schematic-panel{padding:5mm;background:#fff!important;color:#111!important;border:1px solid #333}.machine-diagram{max-height:95mm;color:#333}.machine-diagram text{fill:#111}.machine-diagram rect,.machine-diagram circle,.machine-diagram path{stroke:#333}.feature-legend{gap:15px}.feature-legend h3{font-size:14pt}.feature-legend p{font-size:10pt}.manual-section{padding-bottom:0}.manual-head{padding-top:6mm}.chapter{grid-template-columns:18mm 1fr;gap:7mm;padding:7mm 0;break-inside:avoid}.chapter-index strong{font-size:31pt}.chapter-title h3{font-size:21pt}.chapter-main>p{font-size:10.5pt;margin-bottom:2mm}.fill-block{margin-top:3mm;padding:3mm 5mm;background:#f6f6f4!important}.end-stamp{margin-top:8mm}.print-sheet{display:none!important}
  body[data-print="custom"]> :not(#printSheet){display:none!important}
  body[data-print="custom"] #printSheet{display:block!important}
  #printSheet{font-family:Arial,sans-serif;background:white;padding:0;color:#1c2d28}
  #printSheet .print-headline{font:700 10pt var(--mono);letter-spacing:.12em;border-bottom:2pt solid #1c2d28;padding-bottom:9mm;margin:0 0 8mm}
  #printSheet h1{font-size:46pt;letter-spacing:-.08em;line-height:1;margin:0}
  #printSheet h1 span{color:#9a784a}
  #printSheet h2{font:italic 27pt Georgia,serif;margin:3mm 0 0;overflow-wrap:anywhere}
  #printSheet .print-desc{font:700 9pt var(--mono);letter-spacing:.1em;padding-bottom:9mm;border-bottom:1pt solid #a9b0a9}
  #printSheet .print-entry{padding:5mm 0;border-bottom:1px solid #c8cec7;break-inside:avoid}
  #printSheet h3{font:700 10pt var(--mono);letter-spacing:.09em;margin:0 0 3mm}
  #printSheet .print-entry p{font-size:11pt;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere;margin:0}
  #printSheet .print-tail{margin-top:10mm;padding-top:4mm;border-top:2pt solid #1c2d28;font:8pt var(--mono);line-height:1.4}}

/* REVISION 02 — small field experiments, same editorial visual system */
.section-kicker,.small-index,.human-note-number{font:800 11px/1.4 var(--mono);letter-spacing:.11em;color:#597065}
.quickstart{padding-block:92px 102px}
.quickstart-heading{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.72fr);gap:42px;align-items:end;padding:18px 0 38px}
.quickstart h2,.fieldkit-top h2{font-size:clamp(3.4rem,6.6vw,6.8rem);letter-spacing:-.074em;line-height:.95;font-weight:830;margin:0}
.quickstart h2 em,.fieldkit-top h2 em{font-family:var(--serif);font-weight:400;letter-spacing:-.07em}
.quickstart-heading>p,.fieldkit-top>p{font:20px/1.52 var(--serif);color:#40594e;margin:0;max-width:450px}
.quickstart-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:3px solid var(--ink);border-bottom:1px solid var(--ink)}
.quickstart-grid article{padding:26px 27px 27px 0;min-width:0}
.quickstart-grid article+article{border-left:1px solid #c1c9bb;padding-left:27px}
.quickstart-grid h3{font:normal clamp(25px,2.8vw,33px)/1.2 var(--serif);letter-spacing:-.04em;margin:19px 0 9px}
.quickstart-grid p{font-size:14px;line-height:1.7;color:#4e6056;margin:0 0 22px;min-height:80px}
.quickstart-line{font:700 12px/1.55 var(--mono);padding:11px 0;border-top:1px solid #bfcaac;display:block;color:#2f5443}
.fieldkit-section{padding-block:105px 112px;background:#dee5d4;border-block:2px solid var(--ink)}
.fieldkit-top{display:grid;grid-template-columns:1.2fr .7fr;gap:45px;align-items:end;margin-bottom:38px}
.fieldkit-top h2{margin-top:20px}
.fieldkit-layout{display:grid;grid-template-columns:minmax(240px,.8fr) minmax(0,1.5fr);gap:22px;align-items:stretch}
.situation-list{display:flex;flex-direction:column;gap:8px}
.situation-button{appearance:none;border:1px solid #9ea99b;background:#f6f4e9;text-align:left;display:grid;grid-template-columns:33px 1fr auto;gap:12px;align-items:center;color:var(--ink);width:100%;padding:21px 17px;font:750 15px/1.4 var(--sans);transition:background .2s,transform .2s,border-color .2s;min-height:76px}
.situation-button>span:first-child{font:700 11px var(--mono);color:#6c7767}
.situation-button>span:last-child{font-size:21px}
.situation-button.is-active,.situation-button:hover{background:var(--ink);border-color:var(--ink);color:#f6f1e5}
.situation-button.is-active>span:first-child,.situation-button:hover>span:first-child{color:var(--acid)}
.situation-button:focus-visible{outline:3px solid #a66b12;outline-offset:2px}
.field-card{border:2px solid var(--ink);background:#fffdf6;box-shadow:9px 9px 0 #acc19e;padding:clamp(25px,3vw,43px);min-width:0}
.field-card-top,.pocket-topline{display:flex;justify-content:space-between;gap:15px;font:700 10px/1.5 var(--mono);letter-spacing:.09em;color:#5a6b60}
.field-card h3{font:400 clamp(31px,4vw,51px)/1.12 var(--serif);letter-spacing:-.04em;max-width:600px;margin:27px 0}
.contrast-lines{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.contrast-lines>div{padding:20px;border:1px solid #d8dfcf;min-width:0}
.contrast-lines .try-line{background:#ebf0db;border-color:#b6c69e}
.contrast-label{font:800 10px/1.5 var(--mono);letter-spacing:.11em;color:#697669}
.contrast-lines p{font-size:15px;line-height:1.65;margin:12px 0 0;overflow-wrap:anywhere}
.contrast-lines .try-line p{font:normal 19px/1.45 var(--serif);color:var(--ink)}
.field-card-foot{display:flex;align-items:end;justify-content:space-between;gap:25px;border-top:1px solid #cad3c5;margin-top:25px;padding-top:23px}
.field-card-foot>div{max-width:390px}
.field-card-foot p{font-size:14px;line-height:1.65;margin:6px 0 0;color:#526357}
.field-card-foot .button{flex-shrink:0}
.micro-status{min-height:19px;color:#3d6650;font:12px/1.5 var(--mono);margin:15px 0 0}
.fieldkit-caveat{font-size:13px;line-height:1.65;color:#485f50;max-width:770px;margin:32px 0 0}
.human-note{display:grid;grid-template-columns:220px 1fr;gap:55px;align-items:start;padding-block:75px 85px;border-bottom:1px solid #c7d0c2}
.human-note h2{font:400 clamp(31px,4.1vw,50px)/1.15 var(--serif);letter-spacing:-.04em;margin:0 0 18px}
.human-note p{font-size:17px;max-width:710px;line-height:1.75;margin:0;color:#496054}
.builder-shortcut{border:1px solid #b5c49e;border-left:5px solid #597855;background:#ecf2df;padding:15px 16px;margin:25px 0 5px}
.builder-shortcut strong{font:800 11px/1.5 var(--mono);letter-spacing:.07em}
.builder-shortcut p{font-size:13px;line-height:1.7;margin:6px 0 0;color:#374c40}
.builder-shortcut a{font-weight:700;text-decoration-thickness:1px;text-underline-offset:3px}
.starter-tip{font-size:12px;line-height:1.6;color:#4a6453;margin-top:10px}
.starter-tip summary{cursor:pointer;font-family:var(--mono);font-weight:700;list-style-position:inside;text-underline-offset:3px}
.starter-tip summary:hover{text-decoration:underline}
.starter-tip p{padding:8px 13px;background:#edf1e9;margin:8px 0 0;border-left:2px solid #9fb89b}
.starter-tip em{font-style:normal;color:var(--ink)}
.pocket-section{margin-top:60px;border-top:2px solid var(--ink);padding-top:38px}
.pocket-heading{display:grid;grid-template-columns:1fr .7fr;align-items:end;gap:42px;margin-bottom:29px}
.pocket-heading h3{font:400 clamp(32px,4.6vw,56px)/1.1 var(--serif);letter-spacing:-.04em;margin:11px 0 0}
.pocket-heading>p{font-size:15px;line-height:1.7;max-width:420px;margin:0;color:#455e4c}
.pocket-layout{display:grid;grid-template-columns:1.15fr .7fr;gap:24px;align-items:start}
.pocket-paper{background:#fffdf7;border:2px solid var(--ink);padding:clamp(21px,4vw,36px);box-shadow:10px 10px 0 #aabb9d;min-width:0}
.pocket-topline{border-bottom:2px solid var(--ink);padding-bottom:14px}
.pocket-paper h4{font:800 clamp(29px,4vw,47px)/1.15 var(--sans);letter-spacing:-.065em;margin:22px 0 12px;overflow-wrap:anywhere}
.pocket-paper dl{margin:0}
.pocket-paper dl>div{padding:16px 0;border-top:1px solid #cfdbca}
.pocket-paper dt{font:800 10px/1.5 var(--mono);letter-spacing:.09em;color:#617364}
.pocket-paper dd{font-size:15px;line-height:1.6;margin:6px 0 0;overflow-wrap:anywhere;white-space:pre-wrap}
.pocket-motto{font:700 10px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.09em;border-top:2px solid var(--ink);padding-top:14px;margin:8px 0 0}
.pocket-controls{padding:14px 0 0 14px;display:flex;flex-direction:column;align-items:flex-start;gap:13px}
.pocket-controls>p:first-child{font:20px/1.45 var(--serif);color:#36533e;margin:0 0 12px}
.pocket-controls .button{min-width:220px}
.copy-buffer{position:fixed!important;top:-10000px!important;left:-10000px!important;opacity:0!important}
.pocket-print-sheet{display:none}
.no-script{padding:15px 0;background:#f5e3ce}
@media(max-width:900px){.quickstart-heading,.fieldkit-top,.pocket-heading{gap:22px}.fieldkit-layout{grid-template-columns:1fr}.situation-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.situation-button{min-height:62px}.field-card{box-shadow:6px 6px 0 #acc19e}.pocket-layout{grid-template-columns:1fr .75fr}}
@media(max-width:740px){.quickstart{padding-block:70px 72px}.quickstart-heading,.fieldkit-top,.pocket-heading{grid-template-columns:1fr}.quickstart h2,.fieldkit-top h2{font-size:clamp(3.1rem,11vw,5rem)}.quickstart-grid{grid-template-columns:1fr}.quickstart-grid article{padding:21px 0!important;border-left:0!important}.quickstart-grid article+article{border-top:1px solid #c1c9bb}.quickstart-grid p{min-height:0;margin-bottom:12px}.quickstart-grid h3{margin-top:12px}.fieldkit-section{padding-block:76px 81px}.human-note{grid-template-columns:1fr;gap:17px;padding-block:55px}.pocket-layout{grid-template-columns:1fr;gap:25px}.pocket-controls{padding:7px 0;align-items:stretch}.pocket-controls .button{min-width:0}.pocket-section{margin-top:40px}}
@media(max-width:480px){.situation-list{grid-template-columns:1fr}.situation-button{padding:13px 15px;min-height:54px}.field-card{padding:22px 18px;box-shadow:5px 5px 0 #acc19e}.field-card-top{flex-wrap:wrap}.contrast-lines{grid-template-columns:1fr}.contrast-lines>div{padding:15px}.field-card-foot{display:block}.field-card-foot .button{margin-top:18px;width:100%}.pocket-paper{box-shadow:5px 5px 0 #aabb9d}.pocket-topline{flex-wrap:wrap}.pocket-section{padding-top:24px}}
@media(prefers-reduced-motion:reduce){.situation-button{transition:none}}
@media print{
  /* The public booklet stays printable, while activity/marketing sections stay out of the way. */
  body[data-print="manual"] .quickstart,
  body[data-print="manual"] .fieldkit-section,
  body[data-print="manual"] .human-note,
  body[data-print="manual"] .no-script{display:none!important}
  body[data-print="pocket"] > :not(#pocketPrintSheet){display:none!important}
  body[data-print="pocket"] #pocketPrintSheet{display:block!important}
  #pocketPrintSheet{font-family:Arial,Helvetica,sans-serif;color:#1d342b;background:#fff;padding:0}
  #pocketPrintSheet .pocket-print-meta{font:700 11pt var(--mono);letter-spacing:.1em;border-bottom:2pt solid #1d342b;padding-bottom:8mm}
  #pocketPrintSheet h1{font-size:45pt;letter-spacing:-.08em;margin:11mm 0 0;line-height:1}
  #pocketPrintSheet h1 span{color:#8c7d40}
  #pocketPrintSheet h2{font:italic 28pt var(--serif);margin:5mm 0 13mm;overflow-wrap:anywhere}
  #pocketPrintSheet .print-pocket-rows>div{padding:7mm 0;border-top:1pt solid #bdc8b7;break-inside:avoid}
  #pocketPrintSheet h3{font:700 11pt var(--mono);letter-spacing:.09em;margin:0 0 3mm}
  #pocketPrintSheet .print-pocket-rows p{font-size:14pt;line-height:1.5;margin:0;white-space:pre-wrap;overflow-wrap:anywhere}
  #pocketPrintSheet .print-tail{font:700 8pt/1.6 var(--mono);margin-top:10mm;border-top:2pt solid #1d342b;padding-top:4mm}
}