:root{--ink:#491D25;--blue:#B92D18;--lemon:#FFC1CF;--muted:#7A4A52;--paper:#FFF7F1;--line:#B92D18;--hard:5px 5px 0 var(--ink);--hardlem:5px 5px 0 var(--lemon)}
*{box-sizing:border-box}[hidden]{display:none!important}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 system-ui,-apple-system,Segoe UI,sans-serif}
a{color:var(--blue)}
header{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:#fff;border-bottom:4px solid var(--ink);padding:10px max(20px,calc((100% - 1100px)/2 + 24px))}
main,footer{max-width:1100px;margin:auto;padding:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:28px;font-weight:800;letter-spacing:-1px;margin-right:auto}
.brand svg{width:56px;height:50px}.brand i{font-style:normal;color:var(--blue)}
nav{display:flex;gap:0}
nav a{padding:8px 14px;font-size:15px;font-weight:700;text-decoration:none;color:var(--ink);border:2px solid transparent}
nav.menu a:hover{border-color:var(--ink);background:var(--lemon)}
nav a[aria-current]{color:#fff;background:var(--blue);border-color:var(--ink)}
nav.lang a{border:2px solid var(--ink);margin-left:-2px;background:#fff}nav.lang a[aria-current]{background:var(--blue)}
.hero{padding:24px 0 14px;max-width:850px}
h1{font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-1.7px;margin:12px 0 18px}
h2{font-size:24px;line-height:1.3;margin:0 0 20px}
.intro{font-size:20px;color:var(--muted);max-width:700px}
.badge{display:inline-block;background:var(--lemon);color:var(--ink);border:3px solid var(--ink);box-shadow:4px 4px 0 var(--ink);padding:6px 14px;font-size:14px;font-weight:800}
.prototype{font-size:13px;text-transform:uppercase;letter-spacing:1.5px;color:var(--muted)}
.workspace{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin:26px 0}
.panel,.help{padding:28px;background:#fff;border:3px solid var(--ink);box-shadow:var(--hard)}
.help{margin:26px 0;max-width:none}.help li{margin:12px 0}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:16px}.wide{grid-column:1/-1}
label{display:block;font-size:14px;font-weight:700;margin-bottom:7px}
input,select,textarea{width:100%;font:inherit;color:var(--ink);background:#fff;border:3px solid var(--ink);border-radius:0;padding:10px;min-height:48px}
select{appearance:none;-webkit-appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='10'%3E%3Cpath d='M0 0h16L8 10z' fill='%23491D25'/%3E%3C/svg%3E") no-repeat right 12px center;padding-right:38px}
textarea{height:235px;resize:vertical;font-size:16px;line-height:1.5}
input:focus,textarea:focus,select:focus,button:focus-visible,a:focus-visible{outline:3px solid var(--lemon);outline-offset:0;box-shadow:0 0 0 6px var(--ink)}
.muted{font-size:14px;color:var(--muted)}
button{font:800 16px/1.3 system-ui;min-height:50px;padding:12px 18px;border-radius:0;background:var(--lemon);border:3px solid var(--blue);color:var(--ink);cursor:pointer;box-shadow:4px 4px 0 var(--blue);transition:transform .08s,box-shadow .08s}
button.primary{background:var(--blue);border-color:var(--ink);color:#fff;width:100%;margin-top:12px;box-shadow:var(--hardlem)}
button:hover:not(:disabled){transform:translate(2px,2px);box-shadow:2px 2px 0 var(--blue)}
button.primary:hover:not(:disabled){box-shadow:2px 2px 0 var(--lemon)}
button:active:not(:disabled){transform:translate(4px,4px);box-shadow:none}
button:disabled{opacity:.4;cursor:default}
.status{font-size:15px;margin:10px 0 0}.error{color:#8A1020}
.review{margin:28px 0}.review-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:30px;align-items:center}
.preview-card{padding:20px;border:3px solid var(--ink);box-shadow:var(--hard);color:#111;background:#fff;max-width:540px;margin:auto;width:100%}
.preview-card h3{text-align:center;margin:0 0 16px;font-size:18px;overflow-wrap:anywhere}
.bingo-grid{display:grid;grid-template-columns:repeat(var(--grid),minmax(0,1fr));border-top:2px solid #333;border-left:2px solid #333}
.bingo-grid span{aspect-ratio:1;display:flex;align-items:center;justify-content:center;text-align:center;border-right:2px solid #333;border-bottom:2px solid #333;padding:5px;font-size:clamp(9px,1.3vw,15px);line-height:1.25;overflow-wrap:anywhere}
.paging{display:flex;gap:12px;justify-content:center;margin:22px 0}.paging button{font-size:14px;padding:10px 16px}
.preview-card p{font-size:12px;text-align:center;margin:12px 0 0}
details{padding:0 16px;border:3px solid var(--ink);box-shadow:4px 4px 0 var(--ink);background:#fff;margin:0 0 14px}
summary{cursor:pointer;font-weight:700;min-height:48px;display:flex;align-items:center}
details p{color:var(--muted);margin:0 0 12px}
.guide-link{display:inline-block;padding:14px 0;font-weight:700}
footer{max-width:none;margin-top:40px;background:var(--ink);color:#fff;display:flex;flex-wrap:wrap;gap:20px;font-size:15px;padding:22px max(20px,calc((100% - 1100px)/2 + 24px))}
footer a{color:var(--lemon);font-weight:700}
article{max-width:750px;min-height:50vh;background:#fff;border:3px solid var(--ink);box-shadow:var(--hard);padding:28px}
article p{font-size:19px;line-height:1.8}article h1{font-size:40px}
@media(max-width:700px){header{padding:10px 14px}main{padding:18px 14px}.workspace,.review-layout{grid-template-columns:1fr}.panel,.help{padding:20px}.brand{font-size:24px;width:100%}.brand svg{width:46px;height:42px}nav a{padding:8px 10px;font-size:14px}nav.menu{margin-right:auto}.bingo-grid span{font-size:12px}.intro{font-size:18px}.badge{font-size:12px}.preview-card{padding:12px}}
@media(max-width:360px){.fields{grid-template-columns:1fr}.wide{grid-column:auto}.bingo-grid span{font-size:10px}nav a{font-size:12px;padding:7px 8px}}

/* Separate setup steps within a panel. */
.panel h2:not(:first-child){margin-top:32px}