:root{--bg:#0B0E12;--fg:#E6E4DE;--dim:#a4a8ad;--gold:#D9A441;--line:#29313a;--card:#11161B;--paper:#FBF7EE;--ink:#262827;--base:19px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.95 "Noto Serif CJK SC","Songti SC",Georgia,serif}a{color:var(--gold);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,.button{border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--fg);padding:.4rem .8rem;cursor:pointer}button:hover{border-color:var(--gold)}:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.wrap{max-width:1040px;margin:auto;padding:2.4rem 1.5rem 4rem}.crumb{font-size:.82rem;color:var(--dim);margin-bottom:1.8rem}.hero{display:grid;grid-template-columns:280px minmax(0,1fr);gap:2.8rem;align-items:start}.cover{display:block;width:100%;height:auto;object-fit:contain;border-radius:5px;box-shadow:0 24px 60px #0009}.eyebrow{color:var(--gold);font:12px/1.8 "Noto Sans CJK SC",sans-serif;letter-spacing:.15em;text-transform:uppercase}h1{font-size:2.25rem;line-height:1.5;margin:.5rem 0}.subtitle{font-size:1.4rem;color:#cec9bc;margin:.4rem 0 1rem}.line{border-left:3px solid var(--gold);padding-left:1rem;margin:1.4rem 0;font-size:1.15rem}.meta{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:.8rem 0;font-size:.9rem}.meta div{display:flex;gap:1rem;margin:.2rem 0}.meta b{font-weight:400;color:var(--dim);flex:0 0 4.5rem}.btns{display:flex;flex-wrap:wrap;gap:.7rem;margin:1.5rem 0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.65rem 1.15rem;border:1px solid var(--gold);border-radius:8px;font-size:.96rem;line-height:1.7}.btn.solid{background:var(--gold);color:var(--bg);font-weight:700}.badge{font-size:.85rem;color:var(--gold);margin:1rem 0}.muted{color:var(--dim);font-size:.87rem}h2{font-size:1.35rem;color:var(--gold);margin:2.5rem 0 1rem;line-height:1.6}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.card{background:var(--card);border:1px solid var(--line);padding:1.15rem;border-radius:10px}.card b{display:block;color:var(--gold);margin-bottom:.5rem}.card p{color:var(--dim);font-size:.9rem;margin:0}.part-list{display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1.6rem}.part-list a{display:block;padding:.7rem 0;border-bottom:1px solid var(--line);font-size:.94rem}video{display:block;width:100%;height:auto;border-radius:10px;background:#000}.foot{margin-top:3rem;border-top:1px solid var(--line);padding-top:1rem;color:var(--dim);font-size:.84rem}.full-toc{display:grid;gap:.25rem}.full-toc a{display:block;padding:.2rem 0}.toc-part{margin-top:1.1rem;font-weight:700}.toc-chapter{padding-left:1em!important;font-size:.9em}.editor-note{border-left:3px solid #ac7d27;background:#e9dfc8;padding:1rem!important;color:#343329!important;text-indent:0!important;font:14px/1.85 "Noto Sans CJK SC",sans-serif}.reader-bar{position:sticky;top:0;z-index:30;background:#0b0e12f7;border-bottom:1px solid var(--line);display:flex;gap:.6rem;align-items:center;padding:.65rem 1rem;flex-wrap:wrap;font-family:"Noto Sans CJK SC",sans-serif;line-height:1.7}.reader-bar .book-title{margin-right:auto;font-size:14px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;max-width:36vw}.reader-layout{display:grid;grid-template-columns:285px minmax(0,1fr);max-width:1380px;margin:auto}.sidebar{position:sticky;top:70px;height:calc(100vh - 80px);overflow:auto;padding:1.2rem 1rem;background:var(--bg);font-size:14px;line-height:1.8}.sidebar input{width:100%;padding:.55rem;background:var(--card);color:var(--fg);border:1px solid var(--line);border-radius:6px;margin-bottom:.6rem}.sidebar a{display:block;padding:.35rem .25rem;border-radius:4px;color:var(--dim)}.sidebar a:hover,.sidebar a.active{color:var(--gold);background:var(--card)}.sidebar .toc-part{color:var(--gold)}.reader-main{min-width:0;padding:2rem}.prose{background:var(--paper);color:var(--ink);max-width:860px;margin:0 auto;padding:3.3rem 4.3rem;font:var(--base)/2 "Noto Serif CJK SC","Songti SC",Georgia,serif;box-shadow:0 18px 65px #0003;overflow-wrap:break-word}.prose article{scroll-margin-top:90px}.prose article+article{margin-top:4rem;padding-top:2.8rem;border-top:1px solid #d8cab0}.prose .unit-title{font-size:1.65em;color:#213b4a;line-height:1.65;margin:0 0 1.7rem;overflow-wrap:anywhere}.prose p{margin:.85em 0;text-align:justify;text-indent:2em}.prose h3{font-size:1.13em;color:#214151;line-height:1.8;margin:1.8em 0 .8em}.prose a{color:#8c6121}.prose .caption{font:13px/1.8 "Noto Sans CJK SC",sans-serif;color:#63605a;text-align:center;text-indent:0}.prose figure{margin:1.6em 0}.prose figure img{display:block;max-width:100%;height:auto;margin:auto}.prose .unit-cover{padding:0;border:0}.prose .unit-cover figure{margin:0}.prose .unit-part .unit-title{color:#9b742e}.prose .unit-part p{font-size:1.04em;text-indent:0;color:#465363}.prose .reference{font-size:.8em;text-indent:0;line-height:1.8;word-break:break-word}.prose .list-item{text-indent:0;padding-left:.8em}.table-wrap{max-width:100%;overflow-x:auto;margin:1.4em 0}table{border-collapse:collapse;table-layout:fixed;width:100%;font-size:.77em;line-height:1.85}th,td{vertical-align:top;padding:.65em .6em;border:1px solid #cfc6b6;overflow-wrap:anywhere}th{background:#e9e1cf;color:#244351;text-align:left}tr:nth-child(even) td{background:#f1ebdf}.code{padding:1em;background:#ece7dd;white-space:pre-wrap;overflow-wrap:anywhere;text-align:left;font:12px/1.7 "Noto Sans Mono CJK SC",monospace}.chapter-nav{max-width:860px;display:flex;gap:1rem;justify-content:space-between;margin:1.5rem auto}.scroll-progress{height:3px;background:var(--gold);position:fixed;top:0;left:0;width:0;z-index:100}body.reader-night{--paper:#17212b;--ink:#ddd9cf}body.reader-night .prose h3,body.reader-night .prose .unit-title{color:#ddb76a}body.reader-night th{background:#2b3943;color:#e3dbcb}body.reader-night td{background:#1d2a35!important}body.reader-night .code{background:#0b141c}body.reader-night .prose a{color:#e8bc68}.search-status{font-size:12px;color:var(--dim)}.reader-main .prose [hidden]{display:none!important}@media(max-width:900px){.hero{grid-template-columns:225px minmax(0,1fr);gap:1.8rem}.reader-layout{display:block}.sidebar{display:none;position:fixed;z-index:40;top:68px;left:0;bottom:0;width:min(88vw,350px);height:auto;box-shadow:12px 0 50px #0008}.sidebar.open{display:block}.reader-main{padding:1rem}.prose{padding:2.2rem 2rem}.cards{grid-template-columns:1fr}.reader-bar .book-title{max-width:45vw}}@media(max-width:620px){.wrap{padding:1.5rem 1.2rem 3rem}.hero{grid-template-columns:1fr;gap:1.7rem}.hero .cover{width:200px;margin:auto}.hero h1{font-size:1.9rem}.subtitle{font-size:1.25rem}.part-list{grid-template-columns:1fr}.btns .btn{flex:1 1 45%}.reader-main{padding:0}.prose{padding:2.1rem 1.25rem;font-size:var(--base)}.prose .unit-title{font-size:1.38em}.reader-bar{gap:.4rem;padding:.55rem .65rem}.reader-bar .book-title{max-width:40vw}.reader-bar button,.reader-bar a{font-size:12px;padding:.3rem .5rem}.chapter-nav{padding:0 1rem}.meta div{gap:.65rem}.table-wrap{overflow:auto}.table-wrap table{min-width:420px}}

[hidden]{display:none!important}