:root{color-scheme:dark;--gold:#e4b862;--text:#eee4d6;--muted:#b6a898}*{box-sizing:border-box}body{margin:0;background:#100a0b;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.9;font-size:17px}header{position:relative;isolation:isolate;background:linear-gradient(90deg,#100a0bea,#100a0b80),url('/assets/castle.webp') center 45%/cover;border-bottom:1px solid #a78048;padding:48px 24px 60px;overflow:hidden}header:after{content:'';position:absolute;right:max(0px,calc((100vw - 1150px)/2));top:-35px;width:410px;height:450px;background:url('/assets/throne.webp') center/contain no-repeat;opacity:.4;z-index:-1;pointer-events:none}header .inner,main,footer{max-width:820px;margin:auto}header .inner>a{font-family:Georgia,serif;font-size:27px;color:var(--gold);letter-spacing:.14em;font-weight:bold;text-decoration:none}h1{font-family:"Hiragino Mincho ProN",Georgia,serif;font-size:clamp(30px,6vw,48px);line-height:1.4;margin:48px 0 14px}header p{color:var(--muted);font-size:14px}nav{display:flex;gap:12px 24px;flex-wrap:wrap;margin-top:28px}nav a{font-size:14px;text-underline-offset:6px}main{padding:26px 24px 80px;counter-reset:chapter}section{counter-increment:chapter;padding:30px 0;border-bottom:1px solid #a7804838;margin:0}h2{color:var(--gold);font-size:22px;line-height:1.6;margin:0 0 16px}h2:before{content:counter(chapter,decimal-leading-zero)' / ';font-family:Georgia,serif;color:#9c825b;font-size:16px;letter-spacing:2px}p{margin:0}p+p{margin-top:16px}footer{padding:30px 24px 48px;color:var(--muted);font-size:14px;line-height:2}a{color:var(--gold);overflow-wrap:anywhere}a:focus-visible{outline:2px solid var(--gold);outline-offset:5px}@media(max-width:600px){body{font-size:16px}header{padding:30px 22px 40px}header:after{right:-130px;opacity:.24}h1{margin-top:35px}main{padding:16px 22px 50px}h2{font-size:20px}section{padding:27px 0}}

/* Native disclosure gives every page an accessible language menu without JavaScript. */
nav{align-items:flex-start}.language-switcher{position:relative;color:var(--gold);font-size:14px}.language-switcher summary{cursor:pointer;white-space:nowrap}.language-switcher summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px}.language-options{display:grid;grid-template-columns:1fr;gap:0;min-width:200px;max-width:100%;max-height:360px;overflow-y:auto;padding:8px;margin-top:10px;background:#1b1012;border:1px solid #997644;border-radius:5px}.language-options a{display:block;padding:7px 10px;font-size:14px;line-height:1.5;text-decoration:none}.language-options a:hover,.language-options a[aria-current="page"]{background:#64202466}h1,h2,p{overflow-wrap:anywhere;hyphens:auto}
@media(max-width:600px){nav{gap:12px 18px}.language-options{min-width:180px}}