:root{color-scheme:light;--paper:#fbf7ef;--ink:#49382e;--muted:#766355;--accent:#855332;--line:#dfd1bd}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:2}
a{color:inherit;text-underline-offset:6px}
a:focus-visible{outline:3px solid #405d43;outline-offset:6px}
header,main,footer{max-width:1080px;margin:auto}
header{padding:28px 6%;display:flex;justify-content:space-between;align-items:center;gap:18px;border-bottom:1px solid var(--line)}
.brand{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:20px;text-decoration:none;letter-spacing:.1em}
.header-label,.eyebrow{font-size:16px;color:var(--muted);letter-spacing:.15em}
main{padding:64px 6% 90px;min-height:70vh}
h1,h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:500}
h1{font-size:clamp(32px,4.5vw,48px);line-height:1.65;letter-spacing:.06em;margin:16px 0 22px}
p{margin:0 0 24px}
.lead{color:var(--muted)}
.heading{margin-bottom:48px}
.heading:after{content:"";display:block;width:40px;height:2px;background:#ba996d;margin-top:32px}
.post-card{display:grid;grid-template-columns:.85fr 1.15fr;gap:42px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:32px 0}
.art{margin:0;overflow:hidden;border-radius:48% 48% 6px 6px;background:#eee1c9}
.art img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:cover}
.post-number{font-size:16px;color:var(--muted);letter-spacing:.12em}
h2{font-size:30px;line-height:1.7;margin:12px 0 20px}
.title-link{text-decoration:none}
.title-link:hover{text-decoration:underline;text-decoration-thickness:1px}
.excerpt{color:var(--muted);line-height:2.1}
.read-link{display:inline-flex;align-items:center;gap:26px;color:var(--accent);padding:10px 0;min-height:48px}
.article{max-width:780px}
.article .heading{margin-bottom:32px}
.article h1{font-size:clamp(30px,4vw,42px)}
.article .art{max-width:440px;margin:0 auto 42px;border-radius:8px}
.article-body{font-size:18px;line-height:2.3;letter-spacing:.035em}
.article-body p{margin-bottom:28px}
.back{margin-top:50px;border-top:1px solid var(--line);padding-top:20px}
footer{padding:0 6% 30px;text-align:center;color:var(--muted)}
footer p{border-top:1px solid var(--line);padding-top:24px;margin:0}
.skip{position:absolute;left:16px;top:-100px;background:#fff;padding:8px 16px;z-index:2}
.skip:focus{top:12px}
@media(max-width:650px){header{padding:22px 6%}.brand{font-size:18px}.header-label{letter-spacing:.05em}main{padding-top:36px;padding-bottom:54px}.heading{margin-bottom:30px}.post-card{grid-template-columns:1fr;gap:24px;padding:26px 0}.post-card .art{width:100%;max-width:360px;margin:auto}h2{font-size:28px}.article-body{font-size:18px;letter-spacing:.02em}}