:root{color-scheme:dark;--bg:#0c141d;--panel:#131f2b;--panel-soft:#182735;--ink:#e7eef6;--muted:#9badbf;--line:#2a3d4e;--blue:#9bd2fa;--shadow:0 14px 44px #0003}
:root[data-theme=light]{color-scheme:light;--bg:#eaf0f5;--panel:#f8fbfe;--panel-soft:#e4eef7;--ink:#162b3d;--muted:#52697d;--line:#cbd9e5;--blue:#21689c;--shadow:0 14px 44px #31475a12}
*{box-sizing:border-box}body{margin:0;height:100dvh;display:grid;grid-template-rows:auto auto minmax(0,1fr);overflow:hidden;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,sans-serif}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,select{font:inherit;color:inherit}button{cursor:pointer}button:disabled{opacity:.3;cursor:default}button,select{border:1px solid var(--line);background:var(--panel);border-radius:8px}button:hover:not(:disabled),select:hover{background:var(--panel-soft)}button:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:4px}button:active:not(:disabled){transform:translateY(1px)}[hidden]{display:none!important}.reader_header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 30px 19px;border-bottom:1px solid var(--line);background:var(--panel)}.eyebrow{font-size:11px;letter-spacing:.11em;font-weight:650;text-transform:uppercase;color:var(--muted)}a.eyebrow{color:var(--blue)}h1{font:600 clamp(19px,2.05vw,29px)/1.25 Georgia,serif;letter-spacing:-.015em;margin:9px 0 7px}.heading>p{font-size:12px;color:var(--muted);margin:0}.heading>p span{margin:0 8px;opacity:.6}.header_links{display:flex;gap:22px;align-items:center;font-size:12px;white-space:nowrap}.icon_button{display:inline-grid;place-items:center;width:34px;height:34px;padding:0;font-size:19px;line-height:1}.toolbar{display:flex;justify-content:space-between;align-items:center;padding:10px 30px;border-bottom:1px solid var(--line);font-size:12px}.page_controls{display:flex;align-items:center;gap:10px}.page_controls .icon_button{border-color:transparent;background:transparent;width:28px;height:28px}.page_controls select{height:30px;padding:2px 8px}.page_controls label{color:var(--muted)}.muted{color:var(--muted)}.divider{height:20px;width:1px;background:var(--line);margin:0 5px}.reader_label{font-size:11px;letter-spacing:.03em;color:var(--muted);display:flex;align-items:center;gap:7px}.reader_label i{width:5px;height:5px;border-radius:50%;background:#d4af75}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 390px;min-height:0;max-width:1800px;width:100%;margin:0 auto}.paper_scroll{overflow:auto;overscroll-behavior:contain;scrollbar-color:var(--line) transparent;min-width:0;outline-offset:-4px}.paper_track{width:100%;min-width:calc(var(--paper-width,0px) + 48px);padding:26px 24px 48px}.paper_page{position:relative;width:var(--paper-width,100%);max-width:var(--paper-max,860px);margin:0 auto 28px;background:white;box-shadow:0 4px 22px #0003;border-radius:2px;contain:layout paint;content-visibility:auto}.paper_page img{display:block;width:100%;height:100%;background:#fff;user-select:none}.highlights{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}.highlight{pointer-events:all;cursor:pointer;outline:none}.highlight_fill{fill:#8bc9f2;fill-opacity:.35;mix-blend-mode:multiply;transition:fill-opacity .12s}.highlight:hover .highlight_fill,.highlight:focus-visible .highlight_fill{fill-opacity:.55}.highlight.selected .highlight_fill{fill-opacity:.56;stroke:#63a8db;stroke-width:.6}.pin{fill:#e3f2fd;stroke:#a2c9e3;stroke-width:.6}.pin_label{font:600 8px system-ui;fill:#31698f;pointer-events:none}.highlight:hover .pin,.highlight:focus-visible .pin,.highlight.selected .pin{fill:#8fc9f1;stroke:#3f8abe;stroke-width:1}.highlight:focus-visible .pin{stroke-width:2}.page_tag{position:absolute;bottom:8px;right:14px;color:#718394;font-size:10px;letter-spacing:.1em}.note_panel{min-height:0;min-width:0;margin:24px 24px 24px 0;border:1px solid var(--line);border-radius:14px;background:var(--panel);box-shadow:var(--shadow);overflow:hidden}.empty_note{padding:46px 28px 30px}.empty_note h2{font:500 30px/1.2 Georgia,serif;margin:12px 0 22px}.empty_note>p:not(.eyebrow){font-size:14px;color:var(--muted);line-height:1.8}.empty_note mark{color:var(--blue);background:#78b8e525;border-radius:3px;padding:1px 3px}.empty_note small{display:block;color:var(--muted);font-size:11px;margin-top:20px}.primary_button{width:100%;text-align:left;padding:12px 15px;margin-top:14px;color:var(--blue);background:var(--panel-soft);font-size:13px}.primary_button span{float:right}.note_illustration{position:relative;width:78px;height:88px;border:1px solid var(--line);border-radius:5px;background:var(--panel-soft);padding:24px 13px;margin-bottom:30px;transform:rotate(-5deg)}.note_illustration span{display:block;height:3px;margin:0 0 9px;border-radius:2px;background:var(--muted);opacity:.4}.note_illustration span:nth-child(2){height:8px;background:#8bc9f2;opacity:.7}.note_illustration span:nth-child(3){width:65%}.note_illustration b{position:absolute;right:-11px;bottom:10px;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--blue);color:var(--bg);font-size:19px;font-weight:400}.selected_note{height:100%;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto}.note_heading{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:23px 23px 18px;border-bottom:1px solid var(--line)}.note_heading .eyebrow{margin:0 0 5px;font-size:10px}.note_heading h2{font:500 23px/1.2 Georgia,serif;margin:0}.note_heading .icon_button{border:0;background:transparent;font-size:26px;color:var(--muted)}.note_content{overflow:auto;overscroll-behavior:contain;padding:8px 23px 25px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}.note_content blockquote{margin:18px 0 24px;padding:12px 14px;border-left:2px solid #89c5ef;background:var(--panel-soft);color:var(--muted);font-size:13px;overflow-wrap:anywhere;line-height:1.7}.note_body{font-size:14px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.equation{display:block;max-width:100%;overflow-x:auto;padding:14px 0;white-space:normal}.inline_math{display:inline-block;max-width:100%;overflow-x:auto;vertical-align:middle;white-space:normal}math{font-family:math;font-size:1.08em}.note_footer{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 18px;border-top:1px solid var(--line);font-size:11px}.note_navigation{display:flex;align-items:center;gap:9px}.note_navigation .icon_button{width:27px;height:27px;border-color:transparent;background:transparent;font-size:17px}.note_navigation span{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.sr_only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.noscript{padding:20px}.note_panel.active{animation:raise_note .18s ease-out}@keyframes raise_note{from{opacity:.6;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(min-width:1500px){.workspace{grid-template-columns:minmax(0,1fr) 430px}.note_body{font-size:15px}.note_heading{padding:25px 28px 20px}.note_content{padding:8px 28px 28px}}
@media(max-width:1050px){.workspace{grid-template-columns:minmax(0,1fr) 340px}.header_links{gap:14px}.reader_header{padding:18px 22px}.toolbar{padding:9px 22px}.note_panel{margin-right:16px}.note_content{padding-left:18px;padding-right:18px}.note_heading{padding-left:18px;padding-right:18px}}
@media(max-width:800px){.workspace{display:block;position:relative;overflow:hidden}.paper_scroll{height:100%}.paper_track{padding:18px 12px 38px;min-width:calc(var(--paper-width,0px) + 24px)}.paper_page{margin-bottom:18px}.note_panel{display:none}.note_panel.active{display:block;position:fixed;z-index:5;bottom:12px;left:12px;right:12px;height:52dvh;max-height:540px;margin:0;border-color:var(--blue);box-shadow:0 -10px 50px #0004}.note_heading{padding:14px 18px 12px}.note_heading h2{font-size:21px}.note_content{padding:4px 18px 18px}.note_footer{padding:9px 14px}.reader_header{padding:14px 16px;gap:12px;align-items:flex-start}.header_links{gap:10px}.header_links a{display:none}.heading>p{font-size:10px;max-width:330px}.heading>p span{margin:0 3px}h1{font-size:21px;max-width:490px;margin-top:7px}.eyebrow{font-size:9px}.toolbar{padding:8px 12px}.page_controls{gap:6px}.reader_label{font-size:0;gap:0}.reader_label i{width:6px;height:6px}.divider{margin:0 3px}.note_body{font-size:14px}.note_content blockquote{margin:13px 0 18px}.page_tag{font-size:8px;bottom:3px;right:7px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.quick_notes{display:none;font-size:11px;padding:4px 8px;color:var(--blue)}@media(max-width:800px){.quick_notes{display:block}.reader_label{display:none}}
@media(max-width:800px){.reader_header{display:block;position:relative}.header_links{position:absolute;right:14px;top:10px}.header_links .pdf_link{display:inline;font-size:10px}.header_links .desktop_label{display:none}.heading>a.eyebrow{padding-right:80px}.heading h1{margin-top:13px}}
.page_controls .muted,.quick_notes{white-space:nowrap}.quick_notes,.page_controls .icon_button{flex-shrink:0}@media(max-width:800px){.toolbar{gap:8px}}@media(max-width:440px){.page_controls label{display:none}.page_controls .icon_button{width:24px}#zoom_select{width:112px}}

@media(max-width:360px){.page_controls{gap:3px}.page_controls .divider{display:none}#zoom_select{width:90px}#page_select{width:46px}.quick_notes{font-size:10px;padding:4px 6px}}

#theme_toggle{width:auto;min-width:40px;padding:0 6px;font-size:11px}