:root{--ink:#22252a;--ink-soft:#6a6f76;--paper:#fdfdfb;--line:#e6e4de;--walnut:#6b4a33;--water:#f1f4f2}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Hiragino Mincho ProN","Yu Mincho","BIZ UDMincho","Noto Serif JP",serif;font-size:16px;line-height:2;font-feature-settings:"palt"}
a{color:var(--walnut);text-decoration:none;border-bottom:1px solid var(--line)}
a:hover{border-bottom-color:var(--walnut)}
a:focus-visible{outline:2px solid var(--walnut);outline-offset:2px}
.wrap{max-width:38em;margin:0 auto;padding:0 1.25rem}
header.site{padding:2.5rem 0 2rem;border-bottom:1px solid var(--line);margin-bottom:2.5rem}
.site-title{font-size:1.5rem;letter-spacing:.35em;margin:0;font-weight:600}
.site-title a{color:var(--ink);border:none}
.site-sub{color:var(--ink-soft);font-size:.8rem;letter-spacing:.15em;margin:.4rem 0 0;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif}
@media (min-width:900px){
  .site-title{writing-mode:vertical-rl;position:fixed;top:2.5rem;left:calc(50% - 24em);font-size:1.3rem}
  header.site .h-inner .site-sub{margin-left:0}
  header.site{border:none;padding-bottom:.5rem;margin-bottom:1.5rem}
  header.site .h-inner .site-title{visibility:hidden;position:static;writing-mode:horizontal-tb;height:0;font-size:0}
}
.label{font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-size:.72rem;letter-spacing:.3em;color:var(--walnut);margin:3rem 0 1rem;text-transform:uppercase}
ul.plist{list-style:none;margin:0;padding:0}
ul.plist li{display:flex;gap:1rem;padding:.55rem 0;border-bottom:1px dotted var(--line);align-items:baseline}
ul.plist time{flex:0 0 6.2em;color:var(--ink-soft);font-size:.78rem;font-family:"Hiragino Kaku Gothic ProN",sans-serif;letter-spacing:.05em}
ul.plist .sel{color:var(--walnut)}
.cats{display:grid;grid-template-columns:1fr 1fr;gap:.2rem 1.5rem;padding:0;margin:0;list-style:none}
.cats li{padding:.45rem 0;border-bottom:1px dotted var(--line);display:flex;justify-content:space-between}
.cats .n{color:var(--ink-soft);font-size:.78rem;font-family:"Hiragino Kaku Gothic ProN",sans-serif}
@media(max-width:560px){.cats{grid-template-columns:1fr}}
article h1{font-size:1.45rem;line-height:1.75;margin:0 0 .4rem;font-weight:600}
.meta{color:var(--ink-soft);font-size:.78rem;letter-spacing:.1em;font-family:"Hiragino Kaku Gothic ProN",sans-serif;margin-bottom:2.5rem}
.meta a{color:var(--ink-soft)}
.body p{margin:0 0 1.6em}
.body img{max-width:100%;height:auto}
.body iframe.yt{width:100%;aspect-ratio:16/9;border:0;background:var(--water)}
.extlink{background:var(--water);padding:.5rem .9rem;font-size:.88rem}
.postnav{display:flex;justify-content:space-between;gap:1rem;margin:3.5rem 0 0;padding-top:1.5rem;border-top:1px solid var(--line);font-size:.85rem}
.postnav span{color:var(--ink-soft);display:block;font-size:.7rem;font-family:"Hiragino Kaku Gothic ProN",sans-serif;letter-spacing:.2em}
footer.site{margin:4rem 0 3rem;padding-top:1.5rem;border-top:1px solid var(--line);color:var(--ink-soft);font-size:.75rem;letter-spacing:.1em;font-family:"Hiragino Kaku Gothic ProN",sans-serif}
@media (prefers-reduced-motion:no-preference){article .body{animation:fade .4s ease}@keyframes fade{from{opacity:0}to{opacity:1}}}