:root{--paper:#f5f2eb;--surface:#fdfcf8;--ink:#183d35;--muted:#627267;--line:#deded1;--sand:#d5bda0;--clay:#986146;--serif:"Songti SC","Noto Serif CJK SC",SimSun,serif;--sans:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.7 var(--sans)}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--clay);outline-offset:4px}[hidden]{display:none!important}button:disabled{opacity:.55;cursor:wait}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.topbar{max-width:1280px;margin:auto;min-height:96px;padding:20px 48px;display:flex;align-items:center;gap:56px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:25px;font-weight:600;line-height:1.25;letter-spacing:3px}.brand-mark{display:grid;place-items:center;width:42px;height:46px;background:var(--ink);color:var(--paper);font:26px var(--serif);border-radius:3px 10px 3px 3px}.brand small{display:block;font:9px var(--sans);letter-spacing:2px;margin-top:6px}.topbar nav{display:flex;gap:22px}.nav-button{background:none;border:0;color:var(--muted);padding:10px 0;border-bottom:2px solid transparent}.nav-button.selected{color:var(--ink);border-color:var(--ink)}.account{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:12px}.quiet-button{background:none;border:0;color:var(--ink);padding:10px 0}.account .quiet-button{padding:9px 15px;border:1px solid var(--line);border-radius:5px}.primary-button,.outline-button{border:1px solid var(--ink);background:var(--ink);color:var(--surface);padding:12px 22px;border-radius:4px;display:inline-flex;justify-content:center;align-items:center;gap:22px;font-size:13px;font-weight:500}.outline-button{background:none;color:var(--ink)}.primary-button:hover{background:#295147}.quiet-button:hover,.nav-button:hover{color:var(--clay)}.outline-button:hover{background:#eaece2}
main{max-width:1280px;margin:auto;padding:0 48px}.intro{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:50px;padding:55px 0 60px}.eyebrow,.mini-label{font-size:10px;font-weight:500;letter-spacing:2px;color:var(--muted);margin:0 0 18px}.intro h1{font:46px/1.45 var(--serif);letter-spacing:2px;margin:0 0 20px}.intro h1 span{color:#537665}.intro-description{color:var(--muted);font-size:13px;line-height:2;margin:0 0 26px}.intro-actions{display:flex;gap:28px;align-items:center}.intro-note{font-size:10px;color:var(--muted);letter-spacing:3px;margin:25px 0 0}.reading-mark{height:340px;position:relative;background:#e9ebdf;border-radius:3px;overflow:hidden}.reading-mark:before{content:"";position:absolute;inset:80px -50px -200px 100px;border-radius:50%;border:1px solid #c7cfbb;transform:rotate(-25deg)}.art-caption{position:absolute;top:22px;left:25px;font:12px var(--serif);letter-spacing:4px;color:#708575}.art-book{position:absolute;width:170px;height:235px;padding:24px 20px;box-shadow:10px 16px 17px #183d351f;border-left:6px solid #00000016;border-radius:2px 5px 5px 2px;display:flex;flex-direction:column;justify-content:space-between}.art-book>span{font:27px/1.45 var(--serif);letter-spacing:4px}.art-book small{font-size:7px;letter-spacing:2px}.book-back{background:var(--sand);color:#685743;left:11%;top:78px;transform:rotate(-12deg)}.book-front{background:var(--ink);color:#f0efdc;left:43%;top:55px;transform:rotate(9deg)}.book-illustration{height:42px;width:42px;border:1px solid #bbc4aa;border-radius:50% 50% 0 0;align-self:flex-end}.art-footnote{position:absolute;right:24px;bottom:14px;color:#708575;font-size:9px;letter-spacing:2px}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:42px;border-top:1px solid var(--line);padding:32px 0 65px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:22px}.section-heading .eyebrow{margin-bottom:6px;font-size:9px;letter-spacing:1.5px}h2{font:24px/1.45 var(--serif);margin:0}.subtle{color:var(--muted);font-size:11px}.shelf-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-bottom:18px;border-bottom:1px solid var(--line)}.filters,.compose-tabs{display:flex;gap:4px}.filter{border:0;background:none;padding:6px 15px;border-radius:3px;color:var(--muted);font-size:12px;white-space:nowrap}.filter.selected{background:var(--ink);color:var(--surface)}#search-form{display:flex;align-items:center;width:210px;border-bottom:1px solid #bdc7b8}#search-input{width:100%;min-width:0;background:none;padding:7px 0;border:0;font-size:11px}#search-form button{border:0;background:none;font-size:22px;color:var(--muted);padding:0 5px}.notice{font-size:12px;color:var(--clay);margin:12px 0}.notice:empty{display:none}.books{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;padding-top:26px}.book{display:flex;gap:17px;padding:0;border:0;text-align:left;background:none;color:var(--ink);min-width:0;align-items:center}.book-cover{width:100px;min-width:100px;height:142px;background:#d8ccb3;color:#655640;box-shadow:4px 6px 8px #183d3514;border-left:5px solid #00000015;position:relative;padding:15px 12px;display:flex;flex-direction:column;justify-content:space-between;border-radius:2px 4px 4px 2px;font:16px/1.6 var(--serif)}.book-cover:after{content:"";width:28px;height:28px;border:1px solid currentColor;opacity:.4;position:absolute;bottom:17px;right:14px;border-radius:50% 50% 0 0}.book-cover.kind-article{background:#d9e0d1;color:#45634f}.book-cover.kind-novel{background:#decabe;color:#855c43}.book-cover small{font:7px var(--sans);letter-spacing:1.5px;opacity:.8}.book-info{min-width:0}.book-info h3{font:17px/1.6 var(--serif);margin:8px 0}.book-info p{font-size:11px;color:var(--muted);line-height:1.8;margin:0 0 9px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.type-label{font-size:9px;letter-spacing:2px;color:var(--clay)}.book-meta{font-size:9px;color:var(--muted)}.book:hover h3{text-decoration:underline;text-underline-offset:5px}.book:hover .book-cover{transform:translateY(-3px);transition:transform .2s}.reading-aside{padding-top:5px}.source-card{border:1px solid #cdd3c5;padding:23px;background:#ecefe5;border-radius:4px}.source-card .mini-label{font-size:9px;letter-spacing:1px}.source-card h2{font-size:23px;line-height:1.6;margin:13px 0}.source-card p{font-size:11px;color:var(--muted);line-height:2;margin-bottom:20px}.source-card .outline-button{font-size:11px;width:100%;padding:9px 8px;gap:12px}.card-footnote{display:block;font-size:9px;color:var(--muted);margin-top:17px}.editorial-note{padding:30px 4px}.editorial-note p{font:15px/2 var(--serif);margin:14px 0;color:#536758}.note-signature{font-size:9px;letter-spacing:2px;color:var(--muted)}.empty-state{text-align:center;padding:65px 20px}.empty-state>span{font:15px var(--serif);color:var(--muted)}.empty-state h3{font:22px var(--serif);margin:18px 0 12px}.empty-state p{font-size:12px;color:var(--muted)}.more-button{display:block;margin:30px auto}.workspace-banner{padding:48px 0;display:flex;align-items:center;justify-content:space-between;gap:30px}.workspace-banner h1{font:34px var(--serif);margin:12px 0}.workspace-banner p:not(.eyebrow){color:var(--muted);font-size:12px}footer{max-width:1280px;margin:auto;padding:25px 48px 36px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}.footer-brand{color:var(--ink);font-size:16px;font-family:var(--serif)}.footer-brand span{font:9px var(--sans);margin-left:12px}
 dialog{border:1px solid var(--line);border-radius:8px;padding:30px;background:var(--surface);color:var(--ink);max-width:660px;width:calc(100% - 32px);max-height:90dvh;overflow:auto;box-shadow:0 30px 90px #183d3530}dialog::backdrop{background:#142e2666;backdrop-filter:blur(4px)}.dialog-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:20px}.dialog-heading h2{font-size:24px}.close-button{background:none;border:0;color:var(--muted);font-size:25px;padding:0 5px}.dialog-actions{display:flex;flex-wrap:wrap;gap:12px}dialog p{font-size:12px;color:var(--muted);line-height:1.9}label{display:block;margin:17px 0;font-size:12px}label input,label select,label textarea{display:block;width:100%;border:1px solid var(--line);border-radius:4px;padding:10px;margin-top:7px;background:#f8f7f1;color:var(--ink);font-size:13px}textarea{resize:vertical}#markdown-input{font:15px/1.9 var(--serif)}.form-row{display:grid;grid-template-columns:minmax(0,1fr) 110px;gap:15px}.compose-tabs{padding-top:10px}#source-url{font-size:11px}#user-code{display:block;font:24px monospace;letter-spacing:2px;margin:10px 0}.reader-dialog{max-width:850px;padding:35px 55px}.reader-dialog h1{font:32px/1.5 var(--serif);margin:20px 0 12px}.downloads{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 32px}.downloads a{border-bottom:1px solid var(--line);font-size:11px;padding:5px 0;color:var(--muted)}.prose{font:18px/2 var(--serif);max-width:650px;margin:auto;overflow-wrap:anywhere}.prose p{font:inherit;color:var(--ink);margin:1.25em 0}.prose h1,.prose h2,.prose h3{font-family:var(--serif);margin:1.5em 0 .8em;line-height:1.6}.prose blockquote{border-left:2px solid #97ad96;margin:25px 0;padding:5px 20px;color:#698064}.prose pre{font:12px/1.7 monospace;white-space:pre-wrap;background:#eceee5;padding:15px}
@media(min-width:1440px){.intro h1{font-size:50px}.intro{padding:66px 0 70px}.reading-mark{height:355px}.book-front{left:46%}}@media(max-width:1000px){.topbar{gap:30px;padding:20px 28px}main{padding:0 28px}.intro{gap:25px}.intro h1{font-size:35px}.content-layout{grid-template-columns:minmax(0,1fr) 205px;gap:25px}.books{grid-template-columns:1fr}.reading-mark{height:305px}.art-book{width:140px;height:210px}.book-front{left:43%}.book-back{left:8%}.art-book>span{font-size:23px}footer{padding:25px 28px}}
@media(max-width:640px){.topbar{padding:16px 20px;min-height:80px;gap:15px;flex-wrap:wrap}.brand{font-size:22px}.brand-mark{width:35px;height:39px;font-size:22px}.brand small{font-size:7px}.account{order:2;gap:5px}.account .quiet-button{font-size:10px;padding:7px 9px}#account-name{max-width:80px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar nav{order:3;width:100%;gap:28px;font-size:12px}.nav-button{padding:6px 0}main{padding:0 20px}.intro{padding:32px 0;grid-template-columns:1fr;gap:28px}.intro h1{font-size:35px;letter-spacing:1px}.eyebrow{font-size:9px;letter-spacing:1px}.intro-description{font-size:12px;margin-bottom:21px}.intro-actions{gap:22px}.intro-actions .primary-button{padding:11px 16px;font-size:12px}.intro-actions .quiet-button{font-size:12px}.intro-note{margin-top:20px}.reading-mark{height:224px}.art-caption{font-size:10px;top:17px;left:20px}.art-book{width:119px;height:165px;padding:15px 13px}.art-book>span{font-size:20px}.book-back{left:20%;top:51px}.book-front{left:48%;top:29px}.book-illustration{height:28px;width:28px}.art-footnote{font-size:7px;right:14px;bottom:10px}.content-layout{grid-template-columns:1fr;gap:30px;padding:27px 0 35px}.section-heading{margin-bottom:17px}.section-heading h2{font-size:22px}.shelf-toolbar{flex-wrap:wrap;gap:15px}.filters{gap:5px}.filter{padding:6px 15px}#search-form{width:100%;border:1px solid var(--line);padding:2px 10px;border-radius:4px}#search-input{padding:6px 0;font-size:12px}.books{gap:24px;padding-top:24px}.book-cover{width:94px;min-width:94px;height:133px}.book-info h3{font-size:18px}.book-info p{font-size:12px}.book-meta{font-size:10px}.reading-aside{border-top:1px solid var(--line);padding-top:26px}.source-card{padding:22px}.source-card h2 br{display:none}.source-card h2{font-size:24px}.source-card .outline-button{width:auto;min-width:190px}.editorial-note{padding:25px 4px 0}.editorial-note p br{display:none}.workspace-banner{padding:30px 0;align-items:start;flex-direction:column;gap:10px}.workspace-banner h1{font-size:29px}footer{padding:22px 20px;flex-wrap:wrap;align-items:center;font-size:9px}footer>span{order:3;width:100%}dialog{padding:22px}.reader-dialog{padding:24px}.reader-dialog h1{font-size:26px}.prose{font-size:17px}.form-row{grid-template-columns:1fr 90px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.book-cover>span{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}

@media(max-width:640px){.art-book>span{font-size:18px;letter-spacing:1.5px}.art-book small{font-size:6px;letter-spacing:.8px}}