:root{--brand: #8f4a28;--brand-weak: #f8ece2;--accent: #75481c;--accent-weak: #59360f;--heading: #241f1c;--text: #2a2521;--sub: #6b615a;--muted: #948a83;--line: #e5d6c8;--melt-1: #e08a3c;--melt-2: #c25a35;--melt-3: #9c4f63;--melt-4: #6f4a8c;--serif: "Yu Mincho", "Hiragino Mincho ProN", serif;--sans: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif}*{box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{margin:0;font-family:var(--sans);color:var(--text);line-height:1.9;background:#fffdfb}a{color:var(--brand);text-decoration:none;transition:color .2s}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{max-width:1080px;margin:0 auto;padding:0 20px}.prose{max-width:760px}h1,h2,h3{font-family:var(--serif);color:var(--heading);line-height:1.5}h1{font-size:1.9rem}h2{font-size:1.4rem;border-bottom:1px solid var(--line);padding-bottom:.4rem;margin-top:2.5rem}h3{font-size:1.15rem;margin-top:2rem}.site-header{border-bottom:1px solid var(--line);background:#fffdfbcc;backdrop-filter:blur(8px);position:sticky;top:0;z-index:10}.site-header .inner{display:flex;align-items:baseline;justify-content:space-between;padding:16px 20px;max-width:1080px;margin:0 auto;flex-wrap:wrap;gap:8px}.logo{font-family:var(--serif);font-size:1.5rem;color:var(--heading);letter-spacing:.02em}.logo b{background:linear-gradient(120deg,var(--melt-2),var(--melt-4));-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}.logo:hover{text-decoration:none}.tagline{font-size:.78rem;color:var(--muted)}.global-nav{display:flex;gap:18px;font-size:.9rem;flex-wrap:wrap}.site-footer{border-top:1px solid var(--line);margin-top:80px;padding:40px 0 60px;font-size:.85rem;color:var(--sub)}.site-footer nav{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:16px}.hero{position:relative;overflow:hidden;padding:84px 0 64px;border-bottom:1px solid var(--line)}.hero .blob,.hero 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.meta{color:var(--muted);font-size:.82rem;display:flex;gap:14px;flex-wrap:wrap}.article-body table{border-collapse:collapse;width:100%;font-size:.9rem;display:block;overflow-x:auto}.article-body th,.article-body td{border:1px solid var(--line);padding:8px 12px;text-align:left}.article-body th{background:var(--brand-weak);color:var(--heading)}.article-body blockquote{border-left:3px solid var(--brand);background:var(--brand-weak);margin:1.2rem 0;padding:.8rem 1.2rem;border-radius:0 10px 10px 0}.article-body code{background:var(--brand-weak);padding:.1em .35em;border-radius:4px;font-size:.9em}.note{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:0 10px 10px 0;padding:10px 16px;font-size:.82rem;color:var(--sub);margin:24px 0}section.block{margin-top:56px}.section-title{display:flex;align-items:baseline;gap:12px}.section-title .more{font-size:.82rem}@media(max-width:640px){.hero{padding:56px 0 44px}.hero 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