:root{--felt:#0c4a38;--cream:#fbf4df;--paper:#fffdf7;--ink:#201d18;--muted:#696157;--gold:#d3a22d;--red:#a92c2c;--line:#ddcfaa}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Hiragino Sans","Yu Gothic",Meiryo,-apple-system,sans-serif;line-height:1.85}a{color:var(--felt);text-underline-offset:4px}button{font:inherit;cursor:pointer}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #b78200;outline-offset:5px}img{max-width:100%;height:auto}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2{font-family:Georgia,"Yu Mincho",serif;line-height:1.35}h2{font-size:clamp(1.8rem,3.3vw,2.6rem);margin:8px 0 24px}h3{font-size:1.14rem;margin:22px 0 8px}p{margin:12px 0}strong{font-weight:750}.wrap{width:min(1120px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:15;background:#fffdf7f5;border-bottom:1px solid 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