:root{--bg:#1f1e1d;--fg:#dedbd2;--sub:#9a978f;--line:#3a3936;--link:#e0b48a}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);
font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI","Meiryo",sans-serif;
font-size:15px;line-height:1.75;letter-spacing:0}
main{max-width:46em;margin:0 auto;padding:40px 14px 80px}
h1{font-size:1.6em;font-weight:600;letter-spacing:.2em;text-align:center;margin:40px 0 8px}
h2{font-size:1.15em;font-weight:600;text-align:center;margin:0 0 40px;color:var(--sub)}
.lead{text-align:center;color:var(--sub);font-size:.9em;margin:0 0 48px}
.text{white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}
rt{font-size:.5em;color:var(--sub)}
a{color:var(--link);text-decoration:none}
.toc{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.toc li{border-bottom:1px solid var(--line)}
.toc a{display:block;padding:16px 4px}
nav.pager{display:flex;justify-content:space-between;gap:16px;margin-top:64px;padding-top:24px;border-top:1px solid var(--line);font-size:.95em}
nav.pager a{padding:8px 0}
.top{display:block;text-align:center;margin-bottom:32px;font-size:.9em}