:root{--bg:#eee9df;--paper:#faf7ef;--ink:#343c36;--muted:#72786e;--line:#d7d6c8;--accent:#52634e;--serif:"Songti SC","STSong","SimSun",serif;--sans:"Segoe UI","Microsoft YaHei",sans-serif;--reading:20px;--font:var(--serif)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.7 var(--sans)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer}button{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #839078;outline-offset:4px}[hidden]{display:none!important}.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip:focus{position:fixed;z-index:10;top:10px;left:10px;padding:12px;background:var(--paper)}
.masthead{max-width:1200px;margin:auto;padding:28px 40px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font:600 21px var(--serif);letter-spacing:.08em}.seal{background:var(--accent);color:#faf7ef;display:grid;place-items:center;width:35px;height:35px;border-radius:8px;font-size:22px}.masthead nav{display:flex;gap:28px;font-size:12px;color:var(--muted)}main{max-width:1120px;margin:auto;padding:0 40px}.intro{position:relative;padding:72px 0 50px;border-bottom:1px solid var(--line)}.eyebrow{font-size:11px;letter-spacing:.16em;color:var(--muted);margin:0 0 16px}.intro h1{font:500 clamp(38px,5vw,64px)/1.42 var(--serif);letter-spacing:.025em;margin:0}.intro h1 em{font-style:normal;color:#7b8571}.intro-note{position:absolute;right:20px;bottom:92px;color:var(--muted);line-height:2.1;font-size:14px}.text-link{display:inline-flex;gap:45px;font-size:12px;margin-top:32px}.section-heading{display:flex;justify-content:space-between;align-items:baseline;margin:36px 0 28px}.section-heading h2{font:500 25px var(--serif);margin:0}.section-heading span{font-size:12px;color:var(--muted)}.book-card{display:grid;grid-template-columns:230px 1fr;gap:52px;padding:0 0 48px;margin-bottom:36px;border-bottom:1px solid var(--line)}.cover{position:relative;aspect-ratio:3/4;background:#d9ddcd;border:1px solid #c7cdbb;box-shadow:6px 6px 0 #e2ded2;display:flex;flex-direction:column;padding:27px 25px;overflow:hidden;color:#4b5d46}.cover:before{content:"";position:absolute;inset:0 auto 0 8px;border-left:1px solid #b6bfaa}.cover>span{font-size:10px;letter-spacing:.14em}.cover strong{font:500 clamp(28px,3vw,38px)/1.5 var(--serif);letter-spacing:.15em;margin:32px 0 20px;max-width:4em;overflow-wrap:anywhere}.cover i{font:11px var(--serif);letter-spacing:.2em;margin-top:auto}.cover b{position:absolute;right:18px;bottom:18px;font:18px var(--serif);border:1px solid #7a8a6f;padding:2px}.book-info{padding:14px 0}.book-info h1,.book-info h3{font:500 36px/1.4 var(--serif);margin:8px 0 18px;overflow-wrap:anywhere}.blurb{color:var(--muted);white-space:pre-line;line-height:2;max-width:580px;overflow-wrap:anywhere}.book-facts{display:flex;gap:25px;font-size:12px;color:var(--muted);margin:22px 0}.button{display:inline-flex;align-items:center;justify-content:center;gap:30px;border:1px solid var(--line);background:var(--paper);border-radius:5px;padding:10px 18px;font-size:13px;line-height:1.5}.primary{background:var(--accent);color:#fffdf4;border-color:var(--accent)}.button:hover{filter:brightness(.96)}.latest{display:block;font-size:12px;margin-top:22px;color:var(--muted);text-decoration:underline;text-underline-offset:4px}.footer{max-width:1120px;margin:40px auto 0;padding:25px 40px 38px;display:flex;justify-content:space-between;font-size:11px;color:var(--muted);gap:20px}.back{display:inline-block;font-size:12px;color:var(--muted);margin:32px 0}.book-detail{padding-bottom:40px}.volume{font:500 19px var(--serif);margin:30px 0 12px}.contents ol{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.contents li a{display:flex;gap:14px;align-items:baseline;padding:17px 0;border-bottom:1px solid var(--line)}.contents li a:hover{color:var(--accent)}.contents li a>span:nth-child(2){flex:1}.chapter-num{font:11px monospace;color:var(--muted)}.contents small{color:var(--muted);font-size:11px;white-space:nowrap}.empty{padding:70px 0 100px;text-align:center}.empty h1,.empty h3{font:500 28px var(--serif)}.empty p,.muted{color:var(--muted);font-size:13px}.resume{margin:25px 0;padding:16px 20px;border-left:3px solid var(--accent);background:var(--paper);display:flex;gap:18px;font-size:13px;flex-wrap:wrap}.resume small{color:var(--muted)}.resume a:last-child{margin-left:auto}
body[data-chapter]{background:var(--paper)}.reader-top{max-width:790px;margin:30px auto;display:flex;justify-content:space-between;gap:18px;color:var(--muted);font-size:12px}.reader-top div{display:flex;gap:16px;flex-shrink:0}.reader-top button{border:0;background:none;padding:0}.reading{max-width:740px;margin:auto}.reading header{text-align:center;padding:25px 0 42px}.reading h1{font:500 clamp(24px,3vw,32px)/1.65 var(--serif);margin:12px 0;overflow-wrap:anywhere}.chapter-meta{font-size:11px;color:var(--muted)}.chapter-body{font:var(--reading)/2 var(--font);overflow-wrap:anywhere;letter-spacing:.035em}.chapter-body p{margin:1.25em 0;text-indent:2em}.chapter-body a{text-decoration:underline}.chapter-body blockquote{margin:1em 0;padding:0 1em;border-left:2px solid var(--line)}.chapter-body pre{overflow:auto;white-space:pre-wrap}.chapter-body h2,.chapter-body h3{font-size:1.2em}.end-mark{text-align:center;padding:30px;color:var(--muted);letter-spacing:1em}.chapter-nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;border-top:1px solid var(--line);max-width:790px;margin:30px auto;padding:24px 0;font-size:13px}.chapter-nav>a:last-child,.chapter-nav>span:last-child{text-align:right}.chapter-nav small{display:block;font-size:10px;color:var(--muted)}.chapter-nav span{color:var(--muted)}dialog{background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:24px;width:min(430px,calc(100% - 32px));box-shadow:0 20px 90px #1113}dialog::backdrop{background:#252a2855}.dialog-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.dialog-head h2{font:22px var(--serif);margin:0}.dialog-head button{background:none;border:0;padding:8px}dialog label{display:flex;align-items:center;justify-content:space-between;margin:18px 0}select,input,textarea{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:5px;padding:8px 12px;max-width:100%}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--accent);color:white;border-radius:6px;padding:10px 20px;z-index:100;font-size:13px;max-width:90vw}
:root[data-paper=white]{--bg:#f7f7f5;--paper:#fff;--ink:#303532;--muted:#68716b;--line:#dddeda}:root[data-paper=night]{--bg:#1d211e;--paper:#202621;--ink:#d5dacc;--muted:#a5ad9f;--line:#414b40;--accent:#819674}:root[data-paper=night] .primary{color:#141d13}:root[data-size="18"]{--reading:18px}:root[data-size="23"]{--reading:23px}:root[data-size="26"]{--reading:26px}:root[data-font=sans]{--font:var(--sans)}
@media(max-width:700px){.masthead{padding:20px}.brand{font-size:19px}.masthead nav{gap:18px;font-size:11px}main{padding:0 22px}.intro{padding:45px 0 30px}.intro-note{position:static;margin-top:20px;font-size:13px}.intro-note br{display:none}.text-link{margin-top:14px}.book-card{grid-template-columns:120px 1fr;gap:22px}.cover{padding:17px 15px;box-shadow:4px 4px 0 #e2ded2;align-self:start}.cover strong{font-size:23px;margin:15px 0}.cover>span{font-size:8px}.cover i{font-size:8px;letter-spacing:0}.cover b{display:none}.book-info{padding:0}.book-info h1,.book-info h3{font-size:26px;margin:5px 0 10px}.book-info .eyebrow{font-size:10px;margin-bottom:8px;letter-spacing:.03em}.blurb{font-size:13px}.book-facts{gap:10px;flex-wrap:wrap;font-size:10px;margin:15px 0}.book-info .button{padding:9px 12px;font-size:12px;gap:6px}.latest{font-size:11px}.section-heading h2{font-size:22px}.contents ol{grid-template-columns:1fr}.contents li a{font-size:14px}.footer{padding:20px 22px 30px;flex-wrap:wrap}.reader-top{margin:22px 0}.reader-top>a{max-width:55%}.reading header{padding:15px 0 20px}.chapter-body{letter-spacing:.02em}.chapter-nav{gap:12px;font-size:12px}.chapter-nav span{font-size:11px}.book-detail{grid-template-columns:100px 1fr;gap:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.masthead,.footer,.reader-top,.chapter-nav,dialog,.toast{display:none}.chapter-body{font-size:12pt}body{background:white;color:black}}
.cover strong{max-width:2.6em}

/* Shared reader and author appearance. No font file is redistributed. */
:root{color-scheme:light;--dengxian:"DengXian","等线","Microsoft YaHei","PingFang SC","Noto Sans CJK SC",sans-serif;--selection:#d8dfca;--focus:#627b55}
:root[data-font=dengxian]{--font:var(--dengxian)}
.chapter-body::selection,.chapter-body ::selection{background:var(--selection);color:var(--ink)}
.masthead nav{align-items:center}
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:5px 12px;border:1px solid var(--line);border-radius:20px;background:var(--paper);color:var(--ink);font:inherit;white-space:nowrap}
.theme-toggle:hover{border-color:var(--accent)}
dialog select{max-width:72%}
:root[data-paper=night]{color-scheme:dark;--bg:#181c1c;--paper:#1d2322;--ink:#d9dfd8;--muted:#a5b0a5;--line:#3d4941;--accent:#a7bc94;--selection:#43533d;--focus:#b3cc9e}
:root[data-paper=night] .intro h1 em{color:#afbe9f}
:root[data-paper=night] .cover{background:#2a352e;border-color:#475341;color:#d0ddbf;box-shadow:6px 6px 0 #111814}
:root[data-paper=night] .cover:before{border-color:#58674e}
:root[data-paper=night] .cover b{border-color:#8a9c79}
:root[data-paper=night] .seal,:root[data-paper=night] .primary,:root[data-paper=night] .toast{color:#192217}
:root[data-paper=night] .contents li a:hover{background:#242d26}
:root[data-paper=night] dialog{box-shadow:0 20px 90px #0008}
:root[data-paper=night] dialog::backdrop{background:#0009}
:root[data-paper=night] :focus-visible{outline-color:var(--focus)}
@media(max-width:700px){.masthead{gap:10px}.masthead nav{gap:12px}.theme-toggle{min-height:38px;padding:5px 10px}}
@media(max-width:380px){.masthead{flex-wrap:wrap}.masthead nav{margin-left:auto}.brand{font-size:18px}}
@media print{:root[data-paper]{color-scheme:light;--bg:white;--paper:white;--ink:black;--muted:#444;--line:#aaa}.theme-toggle{display:none}}