:root{color-scheme:dark;--bg:#101113;--panel:#151619;--raised:#1c1d22;--line:#2a2b30;--text:#efeff2;--muted:#a1a2ad;--faint:#747581;--accent:#c8b5fb;--green:#a4c9a8;--sidebar:246px;--top:76px;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}button,input,select{font:inherit}button,a,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button{background:none;border:0}::selection{background:#625078;color:#fff}.skip-link{position:fixed;top:-100px;background:var(--accent);color:#101113;z-index:100;padding:10px}.skip-link:focus{top:5px}.topbar{height:var(--top);position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line);background:#101113f5;backdrop-filter:blur(12px);padding:0 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p{font-size:11px;color:var(--muted);line-height:1.7;margin:5px 0 0}.search-foot{padding:12px 20px;color:var(--faint);font-size:10px;display:flex;gap:8px;align-items:center}.search-foot kbd{margin-left:auto}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#c8b5fb;color:#16111e;padding:8px 17px;border-radius:5px;font-size:12px;z-index:100;opacity:0;pointer-events:none;transition:opacity .2s}#toast.visible{opacity:1}.resources-panel{border:1px solid var(--line);border-radius:6px;margin:20px 0;padding:16px}.resources-panel summary{cursor:pointer;font-size:12px;color:var(--accent)}.resource-list{list-style:none;padding:0!important;margin:12px 0!important}.resource-list li{border-top:1px solid var(--line);padding:8px 0;font:11px/1.7 ui-monospace,monospace;display:flex;justify-content:space-between;gap:15px}.resource-list a{overflow-wrap:anywhere}.resource-size{white-space:nowrap;color:var(--faint)}.file-view{padding:30px 40px;max-width:1400px}.file-view pre{font:12px/1.7 ui-monospace,monospace;white-space:pre;overflow:auto;max-height:75vh;background:#131417;border:1px solid var(--line);padding:20px;border-radius:6px}.file-title{font-size:23px;overflow-wrap:anywhere;letter-spacing:-.6px}.read-complete{color:var(--green)!important;border-color:#a4c9a83a!important}.back-to-top{position:fixed;bottom:25px;right:24px;width:36px;height:36px;background:var(--raised);border:1px solid var(--line);border-radius:6px;color:var(--muted);z-index:15}
@media(min-width:1600px){.library{padding:55px 70px}.chapter-card{min-height:275px}.chapter-card p{font-size:12px}.chapter-card h3{font-size:18px}}
@media(max-width:1250px){:root{--sidebar:215px}.topbar{padding:0 24px}.library{padding:35px 30px}.hero{grid-template-columns:minmax(0,1fr) 210px}.hero-diagram{width:210px}.metrics{gap:28px}.chapter-card{padding:17px}.reader-layout{grid-template-columns:minmax(0,1fr) 165px;gap:22px}.reading{padding:30px}.chapter-link{font-size:11px;gap:8px}.sidebar{padding-left:10px;padding-right:10px}}
@media(max-width:1000px){.chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{grid-template-columns:1fr}.hero-diagram{display:none}.edition{display:none}.reader-layout{grid-template-columns:1fr}.toc{display:none}.toc-mobile{display:block;border:1px solid var(--line);padding:10px 14px;border-radius:5px;margin:20px 0}.toc-mobile summary{cursor:pointer;font-size:12px;color:var(--accent)}.toc-mobile nav{display:grid;gap:8px;margin-top:15px;font-size:12px}.metrics{gap:20px;flex-wrap:wrap}.metric span{font-size:10px}}
@media(max-width:700px){:root{--top:64px}.topbar{padding:0 16px;gap:8px}.brand{font-size:16px;gap:10px}.brand-divider{margin:0 8px}.brand-sub{font-size:11px}.brand-mark{width:29px;height:29px;font-size:24px}.brand-mark span{font-size:16px}.search-trigger{font-size:0;gap:0;padding:6px 9px}.search-trigger kbd{display:none}.search-trigger>span{font-size:22px}.layout{display:block}.sidebar{display:none}.library{padding:30px 20px}.hero{margin-top:30px;margin-bottom:30px}.hero h1{font-size:42px;letter-spacing:-1.6px}.hero p{font-size:13px}.metrics{justify-content:space-between;gap:14px;padding:17px 0;margin-bottom:30px}.metric{display:block}.metric strong{font-size:20px}.metric span{display:block;margin-top:2px;font-size:9px}.filters{gap:3px}.filter{padding:6px 8px;font-size:10px}.library-filter{max-width:none;width:100%;margin-top:8px}.chapter-grid{gap:12px}.chapter-card{padding:15px;min-height:265px}.chapter-card h3{font-size:14px;line-height:1.4}.chapter-card p{font-size:10px;line-height:1.8}.card-top{margin-bottom:21px}.card-bottom{font-size:8px}.tags{gap:4px}.tag{font-size:8px;padding:2px 5px}.section-title h2{font-size:19px}.library-footer{gap:15px;font-size:9px}.reading{padding:25px 20px 60px}.reader-title{font-size:33px}.reader-meta{gap:12px;flex-wrap:wrap}.article{font-size:13px}.article h1{font-size:22px}.article h2{font-size:21px}.article h3{font-size:17px}.reader-buttons{gap:5px}.small-button{font-size:10px;padding:6px 8px}.reader-bar .breadcrumb{font-size:9px}.file-view{padding:24px 20px}.file-title{font-size:19px}.resource-list li{font-size:10px}.article table{font-size:11px}.back-to-top{bottom:15px;right:15px}.search-dialog{margin-top:6vh}}
@media(max-width:370px){.chapter-grid{grid-template-columns:1fr}.brand-sub{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.diagram{border:1px solid #3b3545;background:#151619;border-radius:7px;margin:26px 0;overflow:hidden;min-width:0}.diagram-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 12px;border-bottom:1px solid var(--line);font:9px ui-monospace,monospace;color:var(--faint)}.diagram-actions{display:flex;align-items:center;gap:5px}.diagram-actions button{height:26px;min-width:27px;padding:0 5px;border:1px solid var(--line);border-radius:4px;font-size:12px;color:var(--muted)}.diagram-actions button:hover{border-color:var(--accent);color:var(--accent)}.zoom-label{font-size:9px;min-width:30px;text-align:center}.diagram-viewport{overflow:auto;width:100%;max-height:720px;min-height:70px;overscroll-behavior:contain}.diagram-stage{display:flex;justify-content:center;align-items:flex-start;padding:20px 18px;min-width:100%;width:max-content}.diagram-stage svg{flex-shrink:0;display:block;max-width:none!important;height:auto}.diagram-source{border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.diagram-source summary{padding:8px 12px;cursor:pointer}.diagram-source .code-block{margin:0;border-radius:0;border:0;border-top:1px solid var(--line)}.diagram-loading,.diagram-error{font-size:12px;color:var(--muted)}.diagram-error{color:#d1ab8d}.diagram-dialog{width:calc(100vw - 32px);height:calc(100vh - 40px);max-width:1600px;max-height:none;margin:20px auto;border:1px solid #514960;border-radius:8px;padding:0;background:var(--bg);color:var(--text)}.diagram-dialog::backdrop{background:#000b;backdrop-filter:blur(5px)}.expanded-heading{display:flex;justify-content:space-between;align-items:center;padding:12px 18px;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.expanded-diagram{padding:12px;height:calc(100% - 58px)}.expanded-diagram .diagram{margin:0;height:100%;display:flex;flex-direction:column}.expanded-diagram .diagram-viewport{max-height:none;flex:1}.expanded-diagram .diagram-stage{min-height:100%}.diagram-stage svg .label,.diagram-stage svg text{color:#ded9e6}.diagram-stage svg .edgeLabel{background-color:#1c1d22}.diagram-stage svg .cluster rect{fill:#1a1b20}
@media(max-width:700px){.diagram-toolbar{padding:8px;font-size:8px;gap:5px}.diagram-actions{gap:3px}.diagram-actions button{min-width:24px}.diagram-viewport{max-height:520px}.diagram-dialog{width:calc(100vw - 14px);margin:7px;height:calc(100dvh - 14px)}.expanded-diagram{padding:6px}}
.resource-filter{display:block;width:min(100%,500px);background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:5px;padding:10px 13px;font-size:12px;margin:24px 0}.file-badge{display:inline-block;margin-left:9px;padding:1px 5px;border:1px solid #66583f;border-radius:3px;font-size:8px;color:#c9b490}.file-pagination{display:flex;align-items:center;gap:10px;margin:20px 0;font-size:11px;color:var(--muted)}.file-pagination select{background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:5px;color:var(--text);font-size:11px}.result-section{display:block;font-size:10px;color:var(--accent);margin-top:3px}.result-count{font:10px ui-monospace,monospace;color:var(--muted);padding:10px 20px;border-bottom:1px solid var(--line)}.search-result mark{background:#c8b5fb26;color:#e7dafa;padding:1px 0}#search-more{margin:15px 20px}.chapter-card.is-read{border-color:#a4c9a848}.chapter-card.is-read .arrow{color:var(--green)}.chapter-link.is-read:after{content:'✓';font-size:10px;color:var(--green);margin-left:auto}
:root{--faint:#8b8c98}
@media(max-width:700px){input[type=search]{font-size:16px}.hero-actions .primary-button{min-width:155px}.file-pagination{gap:7px;flex-wrap:wrap}}
@media(max-width:500px){.chapter-grid{grid-template-columns:1fr}.chapter-card{padding:21px;min-height:240px}.chapter-card h3{font-size:18px}.chapter-card p{font-size:13px;line-height:1.8}.card-top{margin-bottom:17px}.tag{font-size:10px;padding:2px 7px}.card-bottom{font-size:10px}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:20px}.metric span{font-size:11px}.metric strong{font-size:22px}.hero-actions{gap:13px;align-items:stretch}.primary-button{font-size:11px;gap:10px}.hero-actions .subtle-link{font-size:11px;display:flex;align-items:center}}