:root{--bg:#f4f6f2;--fg:#1d211c;--muted:#5f675c;--card:#fff;--line:#dfe4da;--accent:#2f7a4a;--accent-fg:#fff}
@media (prefers-color-scheme:dark){:root{--bg:#131614;--fg:#ecefea;--muted:#a3aba0;--card:#1c201d;--line:#30362f;--accent:#5fbf81;--accent-fg:#131614}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,"Hiragino Sans","Noto Sans JP",sans-serif;line-height:1.7}
a{color:inherit}
main{max-width:980px;margin:0 auto;padding:20px 16px 40px}
h1{font-size:1.6rem;margin:4px 0 6px;line-height:1.4}
h2{font-size:1.15rem;margin:28px 0 8px}
.lead{margin:0 0 16px}
.small{color:var(--muted);font-size:.88rem}
.tool{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:20px;align-items:start}
@media (max-width:760px){.tool{grid-template-columns:minmax(0,1fr)}}
form{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
fieldset{border:0;padding:0;margin:0 0 12px}
legend,label.t{font-weight:700;font-size:.92rem;display:block;margin-bottom:4px}
textarea,select,input[type=text]{width:100%;font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg)}
textarea{min-height:120px;font-family:"Klee One",serif;font-size:1.05rem}
.radios label{margin-right:12px;white-space:nowrap;display:inline-block;padding:4px 0}
.presets{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 0}
button{font:inherit;border:0;border-radius:10px;padding:10px 14px;min-height:44px;cursor:pointer;background:var(--accent);color:var(--accent-fg);font-weight:700}
button.ghost{background:transparent;color:var(--fg);border:1px solid var(--line);font-weight:400;min-height:36px;padding:6px 10px;font-size:.88rem}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
input[type=range]{width:100%}
#print{width:100%;font-size:1.1rem;margin-top:4px}
.preview{min-width:0}
#sheets{display:flex;flex-direction:column;gap:14px}
.sheet{width:100%;max-width:620px;height:auto;display:block;margin:0 auto;box-shadow:0 1px 6px rgba(0,0,0,.18);font-family:"Klee One",serif;font-weight:600}
.sheet .box{fill:none;stroke:#7a9a84;stroke-width:.35}
.sheet .guide{stroke:#a9c2b0;stroke-width:.2;stroke-dasharray:1 1;fill:none}
.doc{max-width:760px}
.pr{margin:24px 0;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--card);font-size:.92rem}
.pr ul{margin:4px 0 0;padding-left:1.2em}
.pr-label{margin:0;font-weight:700;color:var(--muted);font-size:.85rem}
.pr-notice{font-size:.8rem;color:var(--muted);margin:0 0 8px}
footer{border-top:1px solid var(--line);padding:16px;text-align:center;color:var(--muted);font-size:.85rem}
footer a{margin:0 8px;display:inline-block;padding:6px 0}
@media print{
  @page{size:A4;margin:0}
  body{background:#fff}
  body>*:not(main),main>*:not(.tool),.tool>form,.preview>p,.no-print{display:none!important}
  main,.tool,.preview{display:block;padding:0;margin:0;max-width:none}
  #sheets{display:block}
  .sheet{width:210mm;height:297mm;max-width:none;box-shadow:none;page-break-after:always;break-after:page}
  .sheet:last-child{page-break-after:auto;break-after:auto}
}