:root{color-scheme:light dark;--bg:#f7f7f3;--surface:#fff;--text:#252822;--muted:#74776d;--line:#dfe2d9;--soft:#eeefe9;--accent:#51634e;--mono:ui-monospace,"SF Mono",Consolas,monospace}*{box-sizing:border-box;letter-spacing:0}html{scroll-padding-top:96px}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:5px}button{cursor:pointer}.icon-button{display:inline-grid;place-items:center;border:0;background:transparent;width:36px;height:36px;border-radius:6px}.icon-button:hover{background:var(--soft)}svg{width:18px;height:18px;stroke-width:1.5;flex-shrink:0}.skip{position:fixed;top:-80px;left:20px;z-index:100;background:var(--surface);padding:10px}.skip:focus{top:10px}.reading-progress{height:3px;position:fixed;top:0;left:0;width:100%;z-index:60}.reading-progress span{display:block;background:var(--accent);height:100%;width:0}.topbar{height:76px;position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:0 5.5%;background:var(--bg);border-bottom:1px solid var(--line)}.brand{font-size:17px;font-weight:600;display:flex;align-items:center;gap:22px}.brand span{font-weight:400;color:var(--muted);font-size:12px}.topbar nav{display:flex;align-items:center;gap:30px;font-size:13px}.topbar nav>a:hover{color:var(--accent)}.menu-button,.close-menu{display:none}.hero{height:min(710px,calc(100svh - 136px));min-height:440px;position:relative;color:#fff;overflow:hidden}.hero>img{position:absolute;width:100%;height:100%;object-fit:cover;object-position:center 57%}.hero-shade{position:absolute;inset:0;background:rgba(16,30,21,.36)}.hero-content{position:absolute;left:10%;top:16%;right:8%}.eyebrow{font-size:11px;color:var(--muted);display:block}.hero .eyebrow{color:#e1e8db;margin-bottom:24px}.hero h1{font-size:64px;font-weight:500;line-height:1.25;margin:0 0 24px}.hero-content>p{font-family:"Songti SC",SimSun,serif;font-size:28px;line-height:1.7;margin:0}.hero-link{display:inline-flex;gap:26px;align-items:center;font-size:13px;border-bottom:1px solid #ffffff70;padding:13px 0;margin-top:26px}.hero-bottom{position:absolute;bottom:24px;left:5.5%;right:5.5%;display:flex;justify-content:space-between;gap:20px;color:#ffffffc9;font-size:10px}.hero-bottom span:last-child{white-space:nowrap}.moments-band{max-width:1160px;margin:0 auto;padding:96px 34px 100px;display:grid;grid-template-columns:1fr 1.5fr;gap:100px}.section-intro h2{font-family:"Songti SC",SimSun,serif;font-size:31px;font-weight:500;margin:18px 0}.section-intro p{font-size:14px;color:var(--muted);line-height:2}.timeline{border-top:1px solid var(--line)}.moment{display:grid;grid-template-columns:60px 1fr 18px;gap:20px;border-bottom:1px solid var(--line);padding:20px 0;align-items:start}.moment-date{font:11px/1.7 var(--mono);color:var(--muted);padding-top:3px}.moment h3{font-size:15px;font-weight:500;margin:0 0 5px}.moment p{font-size:12px;line-height:1.85;color:var(--muted);margin:0}.moment svg{width:15px;height:15px;color:var(--muted);margin-top:3px}.moment:hover h3{color:var(--accent)}.reading-layout{border-top:1px solid var(--line);display:grid;grid-template-columns:210px minmax(0,700px);gap:88px;max-width:1120px;margin:auto;padding:0 30px 80px;align-items:start}.directory{position:sticky;top:108px;padding-top:7px;margin-top:64px}.directory-top{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted);margin-bottom:22px}.directory nav{display:grid;gap:4px}.directory nav a{display:flex;gap:16px;align-items:center;padding:10px 9px;font-size:12px;border-left:2px solid transparent}.directory nav a .nav-no{font:10px var(--mono);color:var(--muted);min-width:18px}.directory nav a svg{margin-left:auto;width:12px;height:12px;opacity:0}.directory nav a:hover{background:var(--soft)}.directory nav a[aria-current="true"]{border-color:var(--accent);background:var(--soft)}.directory nav a[aria-current="true"] svg{opacity:1}.reading-meta{display:flex;justify-content:space-between;font:10px var(--mono);color:var(--muted);border-top:1px solid var(--line);padding-top:23px;margin-top:28px}.directory-note{font-family:"Songti SC",SimSun,serif;color:var(--muted);font-size:13px;line-height:2.1;margin-top:28px}.manuscript{min-width:0}.manuscript-title{padding:66px 0 58px;border-bottom:1px solid var(--line)}.manuscript-title h2{font-family:"Songti SC",SimSun,serif;font-size:36px;line-height:1.7;font-weight:500;margin:20px 0 24px}.author{font-size:11px;color:var(--muted);display:flex;gap:26px}.record-topic{font-size:11px;color:var(--muted);margin:9px 0 0}.chapter{padding:50px 0 36px;border-bottom:1px solid var(--line);scroll-margin-top:20px}.chapter-heading{display:flex;align-items:flex-start;gap:18px;margin-bottom:28px}.chapter-no{font:11px/1.6 var(--mono);color:var(--accent);padding-top:7px;min-width:30px}.chapter h2{font-size:22px;line-height:1.6;font-weight:500;margin:0}.prose{font-family:"Songti SC",SimSun,"Microsoft YaHei",serif;font-size:17px;line-height:2.15}.prose p{margin:0 0 25px;text-align:justify;overflow-wrap:anywhere}.prose h3{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-weight:500;font-size:17px;line-height:1.85;margin:40px 0 20px;scroll-margin-top:100px}.prose h3:first-child{margin-top:0}.prose strong{font-weight:600}.prose hr{display:none}.letter{border:0;padding-top:65px}.letter .chapter-heading{margin-bottom:38px}.letter .prose p:first-child{font-size:23px}.endmark{display:flex;align-items:center;justify-content:center;gap:20px;padding:38px 0 5px;color:var(--accent)}.endmark span{width:45px;border-top:1px solid var(--line)}footer{border-top:1px solid var(--line);padding:35px 5.5%;display:flex;align-items:center;justify-content:space-between;font-size:12px}footer p{color:var(--muted);font-family:"Songti SC",SimSun,serif}.to-top{display:grid;place-items:center;width:36px;height:36px}.menu-backdrop{position:fixed;inset:0;background:#0006;z-index:40}.menu-backdrop[hidden]{display:none}@media(prefers-color-scheme:dark){:root{--bg:#171815;--surface:#20221d;--text:#e6e8df;--muted:#969c8e;--line:#34382e;--soft:#242820;--accent:#aab9a0;--soft:#2e3229}.hero-shade{background:rgba(12,23,15,.43)}}@media(min-width:1600px){.hero-content{left:calc((100vw - 1280px)/2)}}@media(max-width:1000px){.reading-layout{gap:40px;grid-template-columns:180px minmax(0,1fr)}.moments-band{gap:50px}.hero h1{font-size:56px}}@media(max-width:740px){html{scroll-padding-top:82px}.topbar{height:64px;padding:0 22px}.brand{font-size:15px}.brand span{display:none}.topbar nav{gap:17px;font-size:11px}.menu-button{display:inline-grid}.hero{height:calc(100svh - 145px);min-height:440px;max-height:660px}.hero-content{left:8%;top:16%}.hero h1{font-size:44px;margin-bottom:23px}.hero-content>p{font-size:24px}.hero .eyebrow{font-size:10px;margin-bottom:23px}.hero-link{margin-top:24px}.hero-bottom{bottom:17px;left:8%;right:8%;display:block;font-size:9px}.hero-bottom span{display:block;max-width:260px}.hero-bottom span:last-child{margin-top:7px;color:#ffffff9c}.moments-band{display:block;padding:52px 25px 55px}.section-intro h2{font-size:28px}.section-intro p{margin-bottom:30px}.moment{gap:13px;grid-template-columns:49px 1fr 15px;padding:18px 0}.reading-layout{display:block;padding:0 25px 48px}.directory{display:none;position:fixed;inset:0 0 0 auto;top:0;margin:0;padding:30px 25px;width:min(330px,88vw);background:var(--bg);z-index:50;overflow:auto}.directory.open{display:block}.directory-top{margin-bottom:20px}.close-menu{display:grid}.directory nav a{padding:12px 9px}.manuscript-title{padding:46px 0 37px}.manuscript-title h2{font-size:29px;line-height:1.65}.chapter{padding:36px 0 23px}.chapter h2{font-size:20px}.chapter-heading{gap:10px}.chapter-no{min-width:24px;font-size:10px}.prose{font-size:16px;line-height:2.05}.prose p{margin-bottom:23px}.prose h3{font-size:16px;margin-top:34px}.letter{padding-top:44px}footer{padding:23px;gap:12px;flex-wrap:wrap}footer p{font-size:11px}.author{gap:20px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}@media print{.topbar,.hero,.moments-band,.directory,footer,.reading-progress{display:none}.reading-layout{display:block;max-width:none;padding:0}.prose{font-size:11pt}.chapter{break-before:page}body{background:#fff;color:#000}.manuscript-title{padding-top:0}}
