:root{--bg:#0b0d19;--panel:#12162a;--ink:#f6f5f9;--muted:#a9aec5;--line:rgba(215,222,255,.16);--blue:#aeb8ff;--paper:#f4f3f5;--paper-ink:#24242b;--reader-size:1rem;--serif:'Instrument Serif',Georgia,serif;--sans:'DM Sans',Arial,sans-serif;--mono:'DM Mono',monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:radial-gradient(circle at 70% 5%,#1c2246 0,transparent 28%),var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.55}body.focus-mode .reader-sidebar,body.focus-mode .reader-tools{display:none}body.focus-mode .reader-shell{grid-template-columns:1fr}body.focus-mode .reader-main{max-width:980px;margin-inline:auto;width:100%}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid #c4c8ff;outline-offset:3px}.reader-progress{position:fixed;z-index:100;top:0;left:0;right:0;height:3px}.reader-progress span{display:block;width:0;height:100%;background:linear-gradient(90deg,#8794ff,#d0aaff)}.reader-header{position:fixed;z-index:90;top:0;left:0;right:0;height:68px;padding:0 clamp(20px,4vw,64px);display:flex;align-items:center;gap:30px;border-bottom:1px solid var(--line);background:rgba(10,12,25,.8);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px)}.reader-brand{font-size:21px;font-weight:700;letter-spacing:-.06em}.reader-brand span{display:inline-block;font:400 38px/.8 var(--serif);transform:rotate(-12deg);margin-right:1px}.reader-back{margin-left:auto;color:#c2c6d9;font-size:13px}.reader-pdf{border:1px solid rgba(195,202,255,.35);border-radius:6px;padding:8px 13px;color:#dce0ff;font-size:13px;font-weight:700}.reader-shell{display:grid;grid-template-columns:290px minmax(0,1fr);gap:0;padding-top:68px;min-height:100vh}.reader-sidebar{position:sticky;top:68px;height:calc(100vh - 68px);border-right:1px solid var(--line);background:rgba(9,11,23,.64);overflow:auto;padding:30px 18px 45px}.reader-sidebar-head{display:flex;align-items:end;justify-content:space-between;border-bottom:1px solid var(--line);padding:0 7px 20px;margin-bottom:10px}.reader-sidebar-head span,.reader-tools label>span,.reader-empty>span{font:500 10px var(--mono);letter-spacing:.12em;color:var(--blue)}.reader-sidebar-head strong{font:400 20px var(--serif)}.reader-toc{display:grid}.reader-toc a{display:grid;grid-template-columns:30px 1fr;gap:8px;padding:9px 7px;border-radius:5px;color:#aeb3c7;font-size:12px;line-height:1.35}.reader-toc a span{font:500 10px var(--mono);color:#727a9d;padding-top:2px}.reader-toc a:hover,.reader-toc a.is-active{background:rgba(148,159,255,.11);color:#fff}.reader-toc a.is-active span{color:var(--blue)}.reader-main{min-width:0}.reader-tools{padding:clamp(55px,8vw,110px) clamp(24px,7vw,105px) 58px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,rgba(123,131,237,.09),transparent 58%)}.reader-kicker{font:italic 25px var(--serif);color:#b5bdff;margin:0 0 5px}.reader-tools h1{font:400 clamp(58px,7vw,105px)/.95 var(--serif);letter-spacing:-.035em;margin:0 0 22px}.reader-tools>p:not(.reader-kicker){color:#bbc0d4;font-size:18px;max-width:650px}.reader-control-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(230px,.6fr);gap:12px;margin-top:38px}.reader-control-grid label{display:grid;gap:9px}.reader-search{position:relative}.reader-search input,.reader-jump select{width:100%;min-height:54px;color:#eff1ff;background:rgba(255,255,255,.055);border:1px solid rgba(200,207,255,.22);border-radius:7px;padding:0 17px}.reader-search input{padding-right:65px}.reader-search kbd{position:absolute;right:14px;bottom:14px;border:1px solid rgba(255,255,255,.18);border-radius:4px;padding:2px 6px;color:#9299b4;font:500 11px var(--mono)}.reader-jump select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#b9c0ff 50%),linear-gradient(135deg,#b9c0ff 50%,transparent 50%);background-position:calc(100% - 19px) 23px,calc(100% - 14px) 23px;background-size:5px 5px;background-repeat:no-repeat}.reader-tool-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:18px;color:#a8aec5;font-size:13px}.reader-type-controls{display:flex;gap:6px}.reader-type-controls button,.reader-empty button,.page-copy{border:1px solid rgba(199,205,255,.2);background:rgba(255,255,255,.045);color:#d6daf0;border-radius:5px;padding:7px 11px;font-size:12px;cursor:pointer}.reader-type-controls button:hover,.reader-empty button:hover,.page-copy:hover{background:rgba(158,168,255,.16);border-color:rgba(176,185,255,.55)}#toc-toggle{display:none}.reader-pages{padding:65px clamp(24px,7vw,105px) 120px}.reader-page{max-width:920px;margin:0 auto 32px;background:var(--paper);color:var(--paper-ink);border-radius:9px;box-shadow:0 26px 90px rgba(0,0,0,.24);overflow:hidden}.reader-page[hidden]{display:none}.reader-page:target{box-shadow:0 0 0 2px #9aa6ff,0 26px 90px rgba(0,0,0,.24)}.reader-page-head{position:relative;padding:34px 40px 26px;border-bottom:1px solid #d4d3d8}.reader-page-head>span{font:500 10px var(--mono);letter-spacing:.12em;color:#5a65c0}.reader-page-head h2{font:400 clamp(35px,4vw,55px)/1 var(--serif);letter-spacing:-.02em;margin:10px 110px 0 0}.page-copy{position:absolute;right:34px;bottom:29px;background:transparent;color:#4c5274;border-color:#c3c4ce}.reader-page-text{margin:0;padding:36px 40px 46px;white-space:pre-wrap;overflow-wrap:anywhere;font:400 var(--reader-size)/1.65 Georgia,'Times New Roman',serif;tab-size:2}.reader-empty{max-width:920px;margin:auto;text-align:center;padding:100px 25px;border:1px solid var(--line);border-radius:9px}.reader-empty h2{font:400 52px var(--serif);margin:8px 0 25px}.reader-toast{position:fixed;z-index:110;bottom:24px;left:50%;transform:translate(-50%,18px);opacity:0;pointer-events:none;background:#d3d7ff;color:#12152a;border-radius:6px;padding:10px 16px;font-size:13px;font-weight:700;transition:.2s}.reader-toast.is-visible{opacity:1;transform:translate(-50%,0)}mark{background:#fff09c;color:#24242b;border-radius:2px;padding:0 1px}
@media(max-width:900px){.reader-shell{grid-template-columns:1fr}.reader-sidebar{position:fixed;z-index:85;top:68px;left:0;bottom:0;width:min(320px,88vw);height:auto;transform:translateX(-105%);transition:transform .25s;background:#0d1020;box-shadow:22px 0 70px rgba(0,0,0,.35)}body.toc-open .reader-sidebar{transform:translateX(0)}#toc-toggle{display:block}.reader-tools{padding-top:65px}.reader-control-grid{grid-template-columns:1fr}.reader-pages{padding-top:38px}}
@media(max-width:560px){.reader-header{gap:12px;padding-inline:16px}.reader-back{display:none}.reader-pdf{margin-left:auto}.reader-tools{padding:45px 20px 35px}.reader-tools h1{font-size:57px}.reader-tool-row{align-items:flex-start;flex-direction:column}.reader-type-controls{width:100%;flex-wrap:wrap}.reader-type-controls button{flex:1;white-space:nowrap}.reader-pages{padding:24px 12px 85px}.reader-page{border-radius:6px;margin-bottom:18px}.reader-page-head{padding:25px 22px 21px}.reader-page-head h2{font-size:37px;margin-right:0;margin-bottom:43px}.page-copy{left:22px;right:auto;bottom:20px}.reader-page-text{padding:27px 22px 36px;font-size:var(--reader-size);line-height:1.6}.reader-search kbd{display:none}.reader-search input{padding-right:15px}}
@media print{.reader-header,.reader-sidebar,.reader-tools,.reader-progress,.page-copy{display:none!important}.reader-shell{display:block;padding:0}.reader-pages{padding:0}.reader-page{box-shadow:none;border-radius:0;page-break-after:always;margin:0;max-width:none}.reader-page-head,.reader-page-text{padding-left:0;padding-right:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reader-sidebar,.reader-toast{transition:none}}