:root{--bg:#f6f1e7;--card:#fffdf8;--ink:#1f2433;--muted:#5d5a55;--line:#e2d9c8;--accent:#27365f;--accent2:#c2552f;--soft:#efe6d4;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif}
[hidden]{display:none!important}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}a:hover{color:var(--accent2)}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
header.site{border-bottom:1px solid var(--line);background:var(--card)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:9px;font-family:var(--serif);font-weight:700;font-size:1.1rem;color:var(--ink);text-decoration:none}.brand svg{width:28px;height:28px}
nav.main{display:flex;gap:18px;font-size:.95rem}nav.main a{color:var(--muted);text-decoration:none}nav.main a:hover{color:var(--ink)}
h1,h2,h3{font-family:var(--serif);line-height:1.2;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4vw,2.6rem);margin:28px 0 6px}
.lead{font-size:1.08rem;color:var(--muted);max-width:44em;margin:0 0 18px}
.tool{display:grid;grid-template-columns:330px 1fr;gap:22px;align-items:start;margin-bottom:28px}
.panel,.stage{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
.ph{font-size:1rem;margin:4px 0 10px;font-family:inherit;font-weight:700;letter-spacing:0}
.panel .ph:not(:first-child){margin-top:18px}
.blocks{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.bpick{display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 3px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;font:inherit;font-size:.68rem;line-height:1.15;color:var(--muted)}
.bpick svg{width:100%;max-width:56px;aspect-ratio:1;display:block}
.bpick.on{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent) inset;color:var(--ink)}
.fabrics{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.sw{display:flex;flex-direction:column;align-items:center;font-size:.7rem;color:var(--muted);text-align:center;line-height:1.15}
.sw input{width:100%;height:42px;border:1px solid var(--line);border-radius:8px;padding:2px;background:#fff;cursor:pointer}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid2 label{display:flex;flex-direction:column;font-size:.82rem;font-weight:600;gap:3px}
.grid2 .span2{grid-column:span 2}
.grid2 label.check{flex-direction:row;align-items:center;gap:8px;font-weight:500}
select,input[type=number]{font:inherit;font-size:.95rem;padding:7px 8px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);width:100%}
.fine{font-size:.85rem;color:var(--muted);margin:12px 0 0}
.meta{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.meta p{margin:0}
.frame{margin:10px 0;padding:18px;background:var(--soft);border-radius:10px;display:flex;justify-content:center}
#quilt{width:100%;max-height:640px;display:block;filter:drop-shadow(0 3px 8px rgba(31,36,51,.18))}
#quilt .blk{cursor:pointer}#quilt .seam{stroke:rgba(0,0,0,.14);stroke-width:.06}
.warn{background:#fbecd9;border:1px solid #efc893;border-radius:8px;padding:8px 12px;font-size:.9rem}
.actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px}
.btn{font:inherit;font-weight:600;font-size:.92rem;padding:9px 15px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer}
.btn.ghost{background:#fff;color:var(--accent)}.btn:hover{filter:brightness(1.08)}
.linkbtn{font:inherit;font-size:.9rem;background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;padding:4px}
.tablewrap{overflow-x:auto}
table.plan{width:100%;border-collapse:collapse;font-size:.92rem}
.plan th,.plan td{text-align:left;vertical-align:top;padding:8px 10px;border-bottom:1px solid var(--line)}
.plan thead th{font-size:.8rem;color:var(--muted);}
.plan tbody th{white-space:nowrap;font-weight:600}.plan td:nth-child(2){white-space:nowrap;font-weight:700}
.chip{display:inline-block;width:14px;height:14px;border-radius:3px;border:1px solid rgba(0,0,0,.2);vertical-align:-2px;margin-right:6px}
.prose{max-width:760px}.prose li{margin-bottom:.45em}.prose h2{font-size:1.5rem;margin-top:1.8em}
.breadcrumb{font-size:.9rem;color:var(--muted);margin-top:20px}
footer.site{border-top:1px solid var(--line);margin-top:48px;padding:22px 0;font-size:.9rem;color:var(--muted)}
footer.site .wrap{display:flex;gap:18px;flex-wrap:wrap}footer.site a{color:var(--muted)}
.calc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin:18px 0}
.out{font-size:1.15rem;margin:14px 0 0}.out b{font-family:var(--serif);font-size:1.6rem}
@media (max-width:860px){.tool{grid-template-columns:1fr}.frame{padding:10px}}
@media (prefers-color-scheme:dark){:root{--bg:#17181c;--card:#202127;--ink:#ecebe7;--muted:#a9a59d;--line:#34353c;--soft:#2a2b31;--accent:#9db1ea;--accent2:#f08a64}
.bpick,.sw input,select,input[type=number],.btn.ghost{background:#26272d;color:var(--ink)}.btn{color:#17181c}.warn{background:#3a2e1d;border-color:#6b5228}}
@media print{header.site,footer.site,.panel,.actions,.intro .lead,.prose,.meta button,.fine{display:none!important}body{background:#fff}.tool{display:block}.stage{border:0;padding:0}.frame{background:none;padding:0}#quilt{max-height:60vh;filter:none}}
/* Pro waitlist box (E29) */.pro{margin:30px 0 8px;padding:18px 20px;border-radius:10px;background:var(--soft);border:1px solid var(--line)}.pro-tag{margin:0;font-size:.85rem;font-weight:700;color:var(--accent2)}.pro-lead{font-family:var(--serif);font-size:1.35rem;font-weight:700;line-height:1.2;margin:.15em 0 .45em}.pro ul{margin:0 0 14px;padding-left:1.15em}.pro-price span,.pro-free{color:var(--muted)}.pro-buy{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px}.pro-price{margin:0}.pro-price b{font-size:1.1rem}.pro-price span{font-size:.92rem}.pro-free{font-size:.9rem;margin:12px 0 0}.pro-dlg{max-width:430px;width:calc(100% - 32px);padding:0;border:1px solid var(--line);border-radius:10px;color:var(--ink);background:var(--card)}.pro-dlg::backdrop{background:rgba(20,22,25,.4)}.pro-dlg-in{padding:20px 22px}.pro-dlg-in p{margin:0 0 .7em}.pro-dlg-h{font-weight:700;font-size:1.2rem}.pro-dlg-l{display:block;font-size:.9rem;font-weight:600;margin:.4em 0 4px}.pro-dlg input{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:6px;font:inherit}.pro-dlg-a{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.pro-dlg-ok{margin-top:12px!important;font-weight:600}@media print{.pro,.pro-dlg{display:none!important}}