:root{color-scheme:light;--bg:#f8f7f3;--paper:#fffefa;--ink:#26352f;--muted:#788078;--line:#e2e5dc;--accent:#267768;--soft:#e9f1e9;--hover:#efeee7;--code:#f0f2ed;--shadow:0 8px 32px #253b2910}
:root[data-theme=dark]{color-scheme:dark;--bg:#191e1b;--paper:#1d231f;--ink:#dce3db;--muted:#99a69b;--line:#343e35;--accent:#91cbb4;--soft:#2b4033;--hover:#2a322c;--code:#252e28;--shadow:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,select{cursor:pointer}button{color:inherit}button{background:none;border:0}button:hover,a:hover{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;top:-60px;left:20px;z-index:100;background:var(--accent);color:var(--paper);padding:12px}.skip:focus{top:12px}.topbar{height:86px;display:flex;align-items:center;justify-content:space-between;padding:0 36px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:30}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:650;letter-spacing:1px}.brand-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:11px;background:var(--accent);color:var(--paper);font-size:32px;font-weight:400}.brand small{display:block;font-size:10px;font-weight:400;color:var(--muted);letter-spacing:2px;margin-top:4px}.header-meta{font-size:12px;color:var(--muted);margin-left:auto;margin-right:36px}.header-meta span{margin:0 12px}.header-actions{display:flex;gap:22px;align-items:center;font-size:12px}.pdf-link span{margin-left:8px}.icon-button{border:1px solid var(--line);border-radius:7px;padding:8px 12px}.icon-button span{margin-left:5px}.mobile-menu{display:none}.layout{display:grid;grid-template-columns:286px minmax(0,1fr) 204px;max-width:1600px;margin:auto;align-items:start}.sidebar{position:sticky;top:86px;height:calc(100dvh - 86px);display:flex;flex-direction:column;border-right:1px solid var(--line);padding:28px 20px 0 24px}.eyebrow{font-size:10px;font-weight:600;letter-spacing:1.6px;color:var(--muted)}.side-top h2{font-family:Georgia,"Songti SC","SimSun",serif;font-size:20px;margin:12px 0 8px;letter-spacing:.5px}.side-top p{color:var(--muted);font-size:11px;margin:0 0 23px}.search-box{display:flex;align-items:center;gap:8px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:9px 10px}.search-box>span{font-size:24px;line-height:20px;color:var(--muted)}.search-box input{background:none;border:0;outline:0;color:var(--ink);font-size:12px;min-width:0;width:100%}.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--soft)}kbd{border:1px solid var(--line);color:var(--muted);padding:0 5px;border-radius:3px;font-size:11px}.filters{display:flex;background:var(--hover);border-radius:7px;padding:3px;margin:14px 0;gap:3px}.filters button{font-size:12px;flex:1;border-radius:5px;padding:8px 3px;color:var(--muted)}.filters .active{background:var(--paper);box-shadow:0 1px 3px #00000008;color:var(--accent);font-weight:600}select{background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:8px;width:100%;font-size:12px}.nav-meta{display:flex;justify-content:space-between;padding:18px 3px 10px;font-size:10px;color:var(--muted)}.nav-meta button{font-size:10px;color:var(--accent);padding:0}#chapters{overflow:auto;flex:1;scrollbar-width:thin;scrollbar-color:var(--line) transparent;padding-bottom:15px;min-height:0}.nav-group{margin-bottom:16px}.nav-group h3{font-size:11px;font-weight:600;margin:13px 8px 7px;color:var(--muted)}.chapter-link{display:flex;gap:9px;border-radius:6px;padding:9px 8px;font-size:12px;line-height:1.6;align-items:baseline}.chapter-link span{font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}.chapter-link.active{background:var(--soft);color:var(--accent);font-weight:600}.chapter-link:hover{background:var(--hover)}.side-footer{font-size:10px;color:var(--muted);padding:15px 0;border-top:1px solid var(--line);display:flex;gap:6px;align-items:center}.side-footer a{margin-left:auto}.edition-dot{width:5px;height:5px;background:var(--accent);border-radius:50%}#reading{min-width:0;padding:0 clamp(24px,4vw,70px) 32px;background:var(--paper);min-height:calc(100dvh - 86px);border-right:1px solid var(--line)}.reading-top{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:11px;padding:28px 0;border-bottom:1px solid var(--line);margin-bottom:43px}#chapter-count{font-variant-numeric:tabular-nums;letter-spacing:1px}.chapter-label{color:var(--accent);font-size:10px;letter-spacing:1.5px;font-weight:600;margin-bottom:17px}h1{font-family:Georgia,"Songti SC","SimSun",serif;font-size:clamp(27px,2.4vw,38px);line-height:1.5;letter-spacing:.4px;margin:0 0 20px;font-weight:700;overflow-wrap:anywhere}.chapter-meta{display:flex;gap:18px;color:var(--muted);font-size:11px}.chapter-meta span+span:before{content:'·';margin-right:18px}.intro-rule{width:38px;height:3px;background:var(--accent);margin:32px 0}.prose{font-family:Georgia,"Noto Serif SC","Songti SC","SimSun",serif;font-size:16px;line-height:1.95;overflow-wrap:anywhere}.prose>p:first-child{font-size:17px;line-height:2;color:var(--ink)}.prose p{margin:0 0 20px}.prose h2{font-size:24px;line-height:1.6;margin:45px 0 18px;padding-top:8px;letter-spacing:.2px}.prose h3{font-size:18px;line-height:1.7;margin:27px 0 12px}.prose h4{font-size:17px;margin:23px 0 10px}.prose a{color:var(--accent);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--accent) 35%,transparent);text-underline-offset:4px}.prose a:hover{text-decoration-color:var(--accent)}.prose ul,.prose ol{padding-left:25px;margin:12px 0 22px}.prose li{padding-left:3px;margin:6px 0}.prose strong{font-weight:700}.prose blockquote{margin:24px 0;padding:16px 21px;border-left:3px solid var(--accent);background:var(--soft);border-radius:0 6px 6px 0}.prose blockquote p:last-child{margin-bottom:0}.table-scroll{overflow:auto;margin:22px 0;border:1px solid var(--line);border-radius:8px;scrollbar-width:thin}.prose table{border-collapse:collapse;font:12px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;width:100%;min-width:460px}.prose td,.prose th{text-align:left;vertical-align:top;padding:13px 14px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);min-width:100px}.prose th{font-weight:600;background:var(--soft)}.prose tr:last-child td{border-bottom:0}.prose td:last-child,.prose th:last-child{border-right:0}.prose tr:nth-child(even) td{background:color-mix(in srgb,var(--bg) 50%,transparent)}.prose img{max-width:100%;height:auto;border-radius:8px;margin:12px 0}.prose pre{max-width:100%;overflow:auto;background:var(--code);border:1px solid var(--line);padding:18px;border-radius:8px;font:12px/1.85 Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere}.prose code{font-family:Consolas,monospace;font-size:.85em;background:var(--code);border-radius:3px;padding:2px 4px}.prose pre code{padding:0;background:transparent;font-size:inherit}.prose .lang{display:none}.chapter-pagination{display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding:24px 0;margin-top:45px}.chapter-pagination a{width:48%;font-size:13px;line-height:1.8}.chapter-pagination a:last-child{text-align:right}.chapter-pagination small{display:block;color:var(--muted);font-size:10px;margin-bottom:5px}.content-footer{padding-top:23px;border-top:1px solid var(--line);color:var(--muted);font-size:10px;line-height:2}.content-footer a{border-bottom:1px solid var(--line)}.page-toc{position:sticky;top:86px;height:calc(100dvh - 86px);padding:32px 18px 25px 22px;display:flex;flex-direction:column}.page-toc .eyebrow{margin-bottom:20px}#toc{overflow:auto;scrollbar-width:thin;max-height:calc(100dvh - 290px);border-left:1px solid var(--line)}#toc a{display:block;font-size:11px;line-height:1.8;color:var(--muted);padding:6px 0 6px 12px;border-left:2px solid transparent;margin-left:-1px}#toc a.active{border-color:var(--accent);color:var(--accent)}#toc a.subheading{padding-left:22px;font-size:10px}#toc a:hover{color:var(--accent)}.back-top{font-size:11px;color:var(--muted);margin-top:25px}.progress-label{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-top:auto;padding-top:30px}.progress-track{height:3px;background:var(--line);margin-top:10px;border-radius:3px}#progress{height:100%;background:var(--accent);width:0;border-radius:3px}.result-card{display:block;padding:24px 0;border-bottom:1px solid var(--line)}.result-card h2{font-family:Georgia,"SimSun",serif;font-size:21px;line-height:1.5;margin:9px 0}.result-card p{font-size:13px;line-height:1.9;color:var(--muted);margin:0}.result-card small{font-size:10px;color:var(--accent)}mark{color:var(--ink);background:#e5c26b66;border-radius:2px;padding:0 2px}#results-summary{color:var(--muted);font-size:13px;margin-bottom:20px}.empty{padding:45px 0;color:var(--muted);line-height:2}.empty button{display:block;border:1px solid var(--line);border-radius:7px;padding:10px 15px;margin-top:20px;color:var(--accent)}#backdrop{display:none}
@media(min-width:1500px){#reading{padding-left:82px;padding-right:82px}}@media(max-width:1150px){.layout{grid-template-columns:260px minmax(0,1fr)}.page-toc{display:none}.sidebar{padding-left:20px;padding-right:18px}.topbar{padding:0 24px}#reading{border-right:0;padding-left:40px;padding-right:40px}.header-meta{margin-right:24px}}@media(max-width:760px){html{scroll-padding-top:88px}.topbar{height:72px;padding:0 18px}.brand{font-size:17px;gap:9px}.brand-icon{width:32px;height:32px;font-size:26px;border-radius:8px}.brand small{font-size:8px;letter-spacing:1px}.header-meta{display:none}.header-actions{gap:12px}.icon-button{font-size:16px;border:0;padding:6px}.icon-button span{display:none}.pdf-link{font-size:11px}.pdf-link span{display:none}.mobile-menu{display:block;font-size:12px;padding:7px 0 7px 4px}.layout{display:block}.sidebar{position:fixed;top:72px;left:0;bottom:0;height:calc(100dvh - 72px);width:min(320px,86vw);background:var(--bg);z-index:25;transform:translateX(-101%);transition:transform .2s ease;border-right:1px solid var(--line);padding:22px 20px 0}.menu-open .sidebar{transform:translateX(0)}#backdrop{position:fixed;inset:72px 0 0;background:#0006;z-index:20;display:block;width:100%}.menu-open{overflow:hidden}#reading{padding:0 22px 25px;min-height:calc(100dvh - 72px)}.reading-top{padding:20px 0;margin-bottom:30px}.chapter-label{font-size:9px}h1{font-size:29px;line-height:1.5;margin-bottom:18px}.chapter-meta{font-size:10px;gap:10px}.chapter-meta span+span:before{margin-right:10px}.intro-rule{margin:26px 0}.prose{font-size:16px;line-height:1.95}.prose>p:first-child{font-size:16px}.prose h2{font-size:23px;margin-top:35px}.prose h3{font-size:18px}.prose table{min-width:450px}.chapter-pagination{gap:15px}.chapter-pagination a{font-size:12px}.content-footer{font-size:9px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sidebar{transition:none}}@media print{.topbar,.sidebar,.page-toc,.reading-top,.chapter-pagination,.header-actions,#backdrop{display:none!important}.layout{display:block}#reading{padding:0;border:0}.prose{font-size:12pt}.table-scroll{overflow:visible}.prose table{min-width:0}.prose a{color:inherit}body,#reading{background:white;color:black}}