:root{color-scheme:light;--ink:#17261f;--muted:#59675f;--green:#174a3d;--gold:#b78936;--paper:#fbfaf5;--line:#dce2da;--wash:#f0f3ed}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 system-ui,-apple-system,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif}a{color:#135d4a;text-underline-offset:.18em}a:hover{color:#8b5e13}.site-head{border-bottom:1px solid var(--line);background:#fffdf8}.site-head-inner,.page{width:min(100% - 36px,900px);margin-inline:auto}.site-head-inner{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-weight:750;color:var(--green);text-decoration:none}.head-nav{display:flex;gap:18px;flex-wrap:wrap;font-size:.92rem}.page{padding-block:32px 64px}.crumb{font-size:.9rem;color:var(--muted);margin:0 0 22px}.eyebrow{margin:0;color:#78602c;font-size:.78rem;font-weight:750;letter-spacing:.1em}.page h1{max-width:20em;margin:.3em 0 .45em;color:var(--green);font-size:clamp(2rem,6vw,3.2rem);line-height:1.28;letter-spacing:-.035em}.lead{max-width:68ch;color:#405149;font-size:1.14rem}.meta{font-size:.85rem;color:var(--muted);margin-top:1.1em}.callout{margin:24px 0;padding:18px 20px;border-left:4px solid var(--gold);background:#f7f2e6;border-radius:0 10px 10px 0}.callout p:last-child{margin-bottom:0}.panel{margin:26px 0;padding:22px clamp(18px,4vw,30px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 24px #183d2a0c}.page h2{margin:1.8em 0 .45em;font-size:1.45rem;line-height:1.4;color:var(--green)}.page h3{margin:1.3em 0 .35em;font-size:1.12rem}.page p,.page li{max-width:75ch}.steps{padding-left:1.3em}.steps li{padding-left:.25em;margin:.6em 0}.scroll{overflow-x:auto;margin:1.1em 0}table{width:100%;border-collapse:collapse;background:white;font-variant-numeric:tabular-nums}th,td{padding:11px 13px;border:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--wash);font-weight:700}td strong{white-space:nowrap}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:14px}.card{padding:18px;background:#fff;border:1px solid var(--line);border-radius:12px}.card h2,.card h3{margin:0 0 .4em;font-size:1.12rem}.card p{margin:.35em 0;color:var(--muted)}.formula{display:block;margin:.75em 0;padding:12px 14px;background:#f2f4ef;border-radius:8px;font:600 .98rem/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-wrap:anywhere}.pill{display:inline-block;padding:2px 9px;border:1px solid #a8b6ac;border-radius:999px;color:#315d47;font-size:.8rem;font-weight:700}.sample-link{display:inline-flex;padding:9px 13px;border:1px solid #789080;border-radius:8px;text-decoration:none;font-weight:700}.refs{padding-left:1.2em}.refs li{margin:.65em 0}.refs small{display:block;color:var(--muted)}.bottom-nav{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:42px;padding-top:18px;border-top:1px solid var(--line)}.site-foot{padding:22px;text-align:center;border-top:1px solid var(--line);color:var(--muted);font-size:.86rem}@media(max-width:560px){.site-head-inner{align-items:flex-start;flex-direction:column;padding-block:12px}.head-nav{gap:12px}.page{padding-top:24px}.panel{padding:18px 15px}th,td{padding:9px 10px;font-size:.92rem}}
