:root{color-scheme:light;--ink:#20242a;--muted:#5b6470;--accent:#284daa;--line:#e6e9ed;--paper:#fff;--system:#f3f5f8}
*{box-sizing:border-box}
html{scroll-padding-top:1rem;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Songti SC","Noto Serif CJK SC","Noto Serif SC",SimSun,serif}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:.25em}
a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}
::selection{background:#dce6ff;color:#172954}
.topbar{max-width:860px;margin:0 auto;padding:22px 32px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
.brand{font-size:1.125rem;font-weight:650;letter-spacing:.06em;color:var(--ink);text-decoration:none;min-height:44px;display:flex;align-items:center}
.chapter-link{font-size:.875rem;min-height:44px;display:flex;align-items:center;color:var(--muted);text-decoration:none}
nav{display:flex;align-items:center;flex-wrap:wrap;gap:20px}
nav a{font-size:.875rem;min-height:44px;display:flex;align-items:center;color:var(--muted);text-decoration:none;white-space:nowrap}
nav a[aria-current="page"]{color:var(--ink);font-weight:650;text-decoration:underline;text-underline-offset:8px}
main{max-width:724px;padding:44px 32px 72px;margin:0 auto}
h1{font-size:clamp(1.875rem,4.5vw,2.5rem);font-weight:700;line-height:1.45;letter-spacing:.01em;margin:0 0 14px;text-wrap:balance;overflow-wrap:anywhere}
.meta{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--muted);font-size:.875rem;line-height:1.6;margin:0 0 32px}
.chapters{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;border-bottom:1px solid var(--line);margin:-16px 0 28px;padding-bottom:8px}
.ending{flex-wrap:wrap}
.prose{font-size:1.25rem;line-height:1.95;overflow-wrap:anywhere}
.prose p{margin:0 0 1em;text-indent:2em}
.system{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:.85em;background:var(--system);padding:14px 18px;margin:1.2em 0;border-radius:4px;line-height:1.85}
.system p{margin:0;text-indent:0}
.notes p{text-indent:0;margin-bottom:.8em}
.notes h2{font-size:1.45em;line-height:1.5;margin:1.8em 0 .7em}
.notes h3{font-size:1.15em;line-height:1.6;margin:1.5em 0 .6em}
.notes hr{border:0;border-top:1px solid var(--line);margin:1.8em 0}
.ending{border-top:1px solid var(--line);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;align-items:center;gap:16px;font:.875rem/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;color:var(--muted)}
.ending a{min-height:44px;display:flex;align-items:center}
.skip-link{position:absolute;top:8px;left:8px;padding:12px;background:white;transform:translateY(-160%);z-index:2}
.skip-link:focus{transform:none}
@media(max-width:600px){.topbar{padding:10px 20px}main{padding:28px 20px 44px}.prose{font-size:1.125rem;line-height:1.95}.meta{margin-bottom:24px}.system{padding:12px 14px}}
@media(max-width:360px){.topbar{padding-inline:16px;gap:10px}nav{gap:14px}.brand{font-size:1rem}main{padding-inline:16px}h1{font-size:1.75rem}}
@media print{.topbar,.skip-link,.ending a{display:none}main{max-width:none;padding:0}.prose{font-size:12pt}.system{break-inside:avoid;background:none}h1{font-size:22pt}a{color:inherit}}