:root{--blue:#2b5bf3;--ink:#252b36;--muted:#85909e;--line:#e9ecf2;--paper:#fff;--size:21px;--leading:1.95}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}button,input,select{font:inherit}button{cursor:pointer;border:0;background:#f2f4f8;color:inherit;padding:11px 17px;border-radius:9px}button:hover{background:#e7ecf8}button:disabled{opacity:.4;cursor:default}button.primary{background:var(--blue);color:#fff}a{color:var(--blue)}:focus-visible{outline:3px solid #8ba5ff;outline-offset:3px}header{max-width:1200px;margin:auto;padding:30px 40px;display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid var(--line)}.brand{font-size:27px;letter-spacing:3px;font-weight:750;text-decoration:none;color:var(--ink);white-space:nowrap}.brand span{color:var(--blue)}.brand small{font-size:11px;display:block;letter-spacing:2px;font-weight:400;margin-top:6px;color:var(--muted)}nav{display:flex;gap:12px}nav button{background:none;white-space:nowrap;border-radius:0;padding:14px 8px}nav .active{color:var(--blue);box-shadow:0 2px var(--blue)}main{max-width:1080px;margin:55px auto;padding:0 35px}.heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted)}h1{font-size:30px;font-weight:600;margin:16px 0}.muted,.footnote{color:var(--muted);font-size:14px}.search{display:flex;align-items:center;gap:12px;max-width:430px;background:#f5f6fa;border-radius:10px;padding:12px 16px;margin:35px 0}.search span{font-size:25px}.search input{background:none;border:0;outline:none;width:100%;min-width:0}.books{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:35px 28px}.book{min-width:0}.cover{width:100%;aspect-ratio:3/4;display:flex;align-items:center;justify-content:center;padding:20px;border-radius:4px 9px 9px 4px;background:var(--cover);color:#fff;box-shadow:inset 7px 0 #0002,3px 7px 14px #16253c12;font-family:"Songti SC",SimSun,serif;font-size:25px;letter-spacing:4px;writing-mode:vertical-rl;border:0}.cover:hover{background:var(--cover);filter:brightness(1.08)}.book h3{font-size:16px;margin:17px 0 8px;overflow-wrap:anywhere}.book p{font-size:12px;color:var(--muted);margin:7px 0}.booktools{display:flex;gap:6px}.booktools button{font-size:12px;padding:6px 9px}.meter{height:3px;background:#edf0f5;border-radius:4px;margin-top:14px}.meter span{height:100%;display:block;background:var(--blue)}.footnote{border-top:1px solid var(--line);padding-top:25px;margin-top:50px;line-height:1.8}.readerbar{position:sticky;top:0;background:var(--paper);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:15px 25px;gap:12px;z-index:1}.readerbar>span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.readerbar>div{display:flex;gap:5px}article{max-width:760px;margin:40px auto;padding:0 30px 50px}article h1{font-size:27px;line-height:1.5}#chapterText{font-family:"Songti SC",SimSun,serif;font-size:var(--size);line-height:var(--leading);overflow-wrap:anywhere}#chapterText p{text-indent:2em;margin:1em 0}.readerfoot{display:flex;justify-content:space-between;align-items:center;max-width:760px;margin:0 auto;padding:20px 30px 50px;gap:10px}#progress{color:var(--muted);font-size:13px}dialog{border:1px solid var(--line);border-radius:18px;padding:25px;width:min(600px,calc(100% - 26px));max-height:85dvh;color:var(--ink);background:var(--paper)}dialog::backdrop{background:#15213966}.modalhead{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modalhead h2{font-size:21px;margin:0}#modalBody{line-height:1.8}#modalBody input:not([type=range]),#modalBody textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;margin:10px 0;background:var(--paper);color:var(--ink)}#modalBody button{margin:5px 5px 5px 0}#modalBody .tocitem{display:block;width:100%;text-align:left}#modalBody code{overflow-wrap:anywhere}.source{padding:16px 0;border-bottom:1px solid var(--line)}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#252b36;color:white;padding:13px 20px;border-radius:10px;z-index:10;max-width:90%;width:max-content;font-size:14px}body.night{--paper:#1d222c;--ink:#d4d8df;--muted:#9aa3b1;--line:#363c48}body.paper{--paper:#f6f1e6}body.night button{background:#303746}body.night .search{background:#303746}[hidden]{display:none!important}@media(max-width:800px){header{padding:20px;gap:12px;flex-wrap:wrap}nav{order:3;width:100%;justify-content:center}.books{grid-template-columns:repeat(3,minmax(0,1fr));gap:25px 18px}main{margin-top:25px;padding:0 20px}.heading h1{font-size:26px}.heading>button{font-size:13px;white-space:nowrap}.readerbar{padding:12px 10px;font-size:13px}.readerbar button{padding:9px 10px}article{padding:0 22px 30px;margin-top:30px}}@media(max-width:360px){.books{grid-template-columns:repeat(2,minmax(0,1fr))}.brand small{display:none}.readerbar>span{max-width:55px}.readerfoot{padding:15px 15px 35px}.readerfoot button{padding:10px;font-size:13px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}