.reader-stage{min-height:48rem;position:relative;overflow:hidden}.device-fit-container{place-content:safe center;width:100%;height:100%;min-height:44rem;display:grid;overflow:auto}.device-scaled-space{position:relative}.device-frame{--device-depth:0 1px 1.5px #0a0a0e6b, 0 10px 22px -8px #0c0c125c, 0 32px 64px -18px #0c0c1266, 0 72px 80px -44px #0c0c1280;--device-grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='grain'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.55'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23grain)'/%3E%3C/svg%3E");box-sizing:border-box;box-shadow:var(--device-depth);transform-origin:top;position:absolute;left:50%;translate:-50%}.device-body{box-sizing:border-box;width:100%;height:100%;position:relative}.device-screen-stack{z-index:1;width:fit-content;position:relative;overflow:hidden}.device-screen{box-sizing:border-box;border-radius:inherit;background:var(--reader-paper,#fff);overflow:hidden}.device-screen-overlay{border-radius:inherit;pointer-events:none;position:absolute;inset:0}.device-screen .ebook-reader{min-height:0;box-shadow:none;background:0 0}.device-frame:not([data-kind=eink]) .device-screen-overlay{background:radial-gradient(120% 55% at -6% -10%,#ffffff21,#fff0 55%),linear-gradient(108deg,#fff0 44%,#ffffff0d 45%,#ffffff17 50%,#ffffff05 56%,#fff0 57%);box-shadow:inset 0 0 0 1px #0000008c,inset 0 0 14px #00000024}.device-frame[data-kind=eink] .device-screen-overlay{box-shadow:inset 0 3px 6px #0003,inset 0 -1px 3px #0000001a,inset 3px 0 5px #0000001f,inset -3px 0 5px #0000001f,inset 0 0 0 1px #00000038}.device-frame[data-kind=eink] .device-screen-overlay:after{content:"";background-image:var(--device-grain);opacity:.12;position:absolute;inset:0}.device-frame[data-kind=eink] .device-body:after{content:"";z-index:0;border-radius:inherit;background-image:var(--device-grain);opacity:.16;mix-blend-mode:overlay;pointer-events:none;position:absolute;inset:0}.device-frame[data-device=apple-iphone]{background:conic-gradient(from 40deg,#4b4e54,#d8dbe0 8%,#74787f 18%,#3a3d43 32%,#a7abb2 48%,#53565c 60%,#e4e7eb 78%,#62656b 90%,#4b4e54)}.device-frame[data-device=apple-iphone] .device-body{background:linear-gradient(165deg,#1a1b1e 0%,#060607 40%,#0d0e10 100%);box-shadow:inset 0 0 0 1px #000000a6,inset 0 1px 1px #ffffff0d}.device-frame[data-device=apple-ipad]{background:conic-gradient(from 210deg,#86898f,#eceef1 10%,#9a9da3 24%,#6d7076 40%,#d5d8dc 58%,#83868c 72%,#f0f2f5 88%,#86898f)}.device-frame[data-device=apple-ipad] .device-body{background:linear-gradient(160deg,#141518,#08090a 45%,#101114);box-shadow:inset 0 0 0 1px #0009,inset 0 1px 1px #ffffff0a}.device-frame[data-device=kindle-fire]{box-shadow:inset 0 1px 0 #ffffff24, inset 0 -1px 0 #0000008c, inset 1px 0 0 #ffffff0d, inset -1px 0 0 #0000004d, var(--device-depth);background:linear-gradient(155deg,#3a3d42 0%,#202227 38%,#191b1f 62%,#2a2c31 100%)}.device-frame[data-device=android-tablet]{background:conic-gradient(from 220deg,#4a4d53,#9599a0 12%,#55585e 28%,#34373c 45%,#83878e 62%,#45484e 76%,#a3a7ae 90%,#4a4d53)}.device-frame[data-device=android-tablet] .device-body{background:linear-gradient(160deg,#17181b,#0a0b0d 45%,#121316);box-shadow:inset 0 0 0 1px #0009}.device-frame[data-device=kindle-paperwhite]{box-shadow:inset 0 1px 0 #ffffff14, inset 0 -1px 0 #00000080, var(--device-depth);background:linear-gradient(160deg,#27282b 0%,#151618 55%,#1c1d20 100%)}.device-frame[data-device=kindle-paperwhite] .device-body:before{content:"";z-index:2;background:linear-gradient(90deg,#0000,#ffffff0f,#0000);height:1px;position:absolute;inset:auto 24px 24px}.device-frame[data-device=nook-simple-touch]{box-shadow:inset 0 1px 0 #ffffff1f, inset 0 -2px 2px #00000059, var(--device-depth);background:linear-gradient(160deg,#57544f 0%,#3b3936 45%,#312f2c 100%)}.device-frame[data-device=kobo-clara]{box-shadow:inset 0 1px 0 #ffffff17, inset 0 -1px 0 #00000080, var(--device-depth);background:linear-gradient(160deg,#2b2d31 0%,#191a1e 50%,#212227 100%)}.device-island{z-index:2;background:#000;border-radius:14px;width:97px;height:27px;position:absolute;top:22px;left:50%;translate:-50%;box-shadow:inset 0 0 1px #ffffff40,0 0 5px #0000008c}.device-island:after{content:"";background:radial-gradient(circle at 35% 35%,#2b3a55 0%,#0a0d14 55%,#000 100%);border-radius:50%;width:11px;height:11px;position:absolute;top:50%;right:7px;translate:0 -50%}.device-home-indicator{z-index:2;background:#1111114d;border-radius:3px;width:120px;height:4.5px;position:absolute;bottom:21px;left:50%;translate:-50%}.device-frame[data-reader-theme=dark] .device-home-indicator{background:#fff6}.device-camera{z-index:2;background:radial-gradient(circle at 35% 30%,#4c5668,#10131a 60%,#000);border-radius:50%;width:8px;height:8px;position:absolute;left:50%;translate:-50% -50%;box-shadow:0 0 0 2px #0000008c,inset 0 0 1px #fff6}.device-frame[data-device=apple-ipad] .device-camera{top:17px}.device-frame[data-device=kindle-fire] .device-camera{width:7px;height:7px;top:14px}.device-frame[data-device=android-tablet] .device-camera{width:7px;height:7px;top:13px}.device-nook-home{z-index:2;background:linear-gradient(#2e2c29,#3f3d3a);border-radius:11px;width:64px;height:21px;position:absolute;bottom:30px;left:50%;translate:-50%;box-shadow:inset 0 1.5px 3px #0000008c,inset 0 -1px 1px #ffffff14,0 1px 1px #ffffff17}.device-label{color:var(--muted-foreground);letter-spacing:.02em;text-align:center;margin-block-start:.9rem;font-size:.6875rem}.ebook-reader{--reader-scale:1;--reader-paper:#fff;--reader-ink:var(--preset-ink);--reader-muted:var(--preset-muted);--reader-rule:var(--preset-rule);--reader-accent:var(--preset-accent);background:var(--reader-paper);width:100%;min-height:48rem;color:var(--reader-ink);margin-inline:auto;transition:max-width .18s cubic-bezier(.23,1,.32,1),background-color .16s,color .16s;box-shadow:0 18px 55px #17171721,0 1px 2px #1717171f}.ebook-reader[data-theme=sepia]{--reader-paper:#f2e8d4;--reader-ink:#332b22;--reader-muted:#756858;--reader-rule:#cdbda3;--reader-accent:color-mix(in srgb, var(--preset-accent), #6b4a2b 25%)}.ebook-reader[data-theme=dark]{--reader-paper:#171817;--reader-ink:#e9e6df;--reader-muted:#aaa79f;--reader-rule:#3d403d;--reader-accent:color-mix(in srgb, var(--preset-accent), white 35%);box-shadow:0 18px 55px #00000047,0 1px 2px #00000052}.ebook-document{max-width:40em;font-family:var(--preset-body);font-size:calc(1em * var(--reader-scale) * var(--preset-size-adjust));line-height:var(--preset-leading);margin-inline:auto}.ebook-document h1,.ebook-document h2,.ebook-document h3,.ebook-document .ebook-kicker,.ebook-document .ebook-callout-label{font-family:var(--preset-display)}.ebook-chapter-header{margin-block-end:3.3em}.ebook-kicker{color:var(--reader-accent);letter-spacing:.16em;text-transform:uppercase;margin:0 0 .85em;font-size:.72em;font-weight:700}.ebook-chapter-header h1,.ebook-sampler-header h1{max-width:12em;font-size:min(var(--preset-chapter-scale), 3rem);letter-spacing:-.025em;margin:0;font-weight:500;line-height:1.04}.ebook-subtitle{color:var(--reader-muted);font-size:var(--preset-subtitle-scale);margin:.9em 0 0;font-style:italic}.ebook-reader[data-opening=centered] .ebook-chapter-header{text-align:center}.ebook-reader[data-opening=centered] .ebook-chapter-header h1{margin-inline:auto}.ebook-reader[data-opening=rule] .ebook-chapter-header{border-inline-start:.28em solid var(--reader-accent);padding-inline-start:1.25em}.ebook-reader[data-opening=framed] .ebook-chapter-header{border-block:1px solid var(--reader-rule);text-align:center;padding-block:1.6em}.ebook-reader[data-opening=framed] .ebook-chapter-header h1{margin-inline:auto}.ebook-reader[data-opening=compact] .ebook-chapter-header{margin-block-end:2.25em}.ebook-reader[data-opening=compact] .ebook-chapter-header h1{letter-spacing:-.04em;max-width:16em}.ebook-reader[data-header-gap=compact] .ebook-chapter-header{margin-block-end:2.25em}.ebook-reader[data-header-gap=regular] .ebook-chapter-header{margin-block-end:3.3em}.ebook-reader[data-header-gap=spacious] .ebook-chapter-header{margin-block-end:4.2em}.ebook-prose p,.ebook-element-section>p{margin-block:0}.ebook-reader[data-paragraphs=indented] .ebook-prose>p+p{text-indent:1.35em}.ebook-reader[data-paragraphs=indented] .ebook-prose h2+p,.ebook-reader[data-paragraphs=indented] .ebook-scene-break+p,.ebook-reader[data-paragraphs=indented] blockquote+p{text-indent:0}.ebook-reader[data-paragraphs=spaced] .ebook-prose>p+p,.ebook-elements p+p{margin-block-start:.8em}.ebook-reader[data-align=justified] .ebook-prose>p,.ebook-reader[data-align=justified] .ebook-element-section>p{text-align:justify}.ebook-reader[data-align=ragged] .ebook-prose>p,.ebook-reader[data-align=ragged] .ebook-element-section>p{text-align:start}.ebook-reader[data-hyphenate=true] .ebook-prose>p,.ebook-reader[data-hyphenate=true] .ebook-element-section>p{-webkit-hyphens:auto;hyphens:auto}.ebook-reader[data-opener=small-caps] .ebook-opener-phrase{letter-spacing:.045em;font-variant-caps:small-caps}.ebook-reader[data-opener=drop-cap] .ebook-opening:first-letter{float:inline-start;color:var(--reader-accent);font-family:var(--preset-display);margin:.08em .08em 0 0;font-size:3.6em;font-weight:500;line-height:.78}.ebook-document h2{color:var(--reader-ink);letter-spacing:-.018em;margin:2.7em 0 .75em;font-size:1.48em;font-weight:650;line-height:1.18}.ebook-document h3{color:var(--reader-ink);margin:2em 0 .65em;font-size:1.12em;font-weight:700;line-height:1.25}.ebook-manuscript-page>.ebook-prose>h1,.ebook-title-page>.ebook-prose>h1,.ebook-contents>h1{color:var(--reader-ink);font-family:var(--preset-display);font-size:min(var(--preset-chapter-scale), 3rem);letter-spacing:-.025em;margin:0 0 1em;font-weight:500;line-height:1.04}.ebook-title-page{text-align:center;place-items:center;min-height:34em;display:grid}.ebook-title-page>.ebook-prose>:where(h1,h2,h3,h4,h5,p){margin-inline:auto}.ebook-title-page>.ebook-prose>h2{color:var(--reader-muted);font-size:var(--preset-subtitle-scale);margin-block-start:.75em;font-style:italic;font-weight:400}.ebook-title-page>.ebook-prose>h3{margin-block-start:3em;font-size:1.1em}.ebook-copyright-page{align-items:end;min-height:34em;font-size:.88em;display:grid}.ebook-epigraph-page{place-items:center;min-height:34em;display:grid}.ebook-epigraph-page>.ebook-prose{max-width:25em;color:var(--reader-muted);text-align:center;font-style:italic}.ebook-epigraph-page>.ebook-prose blockquote{border:0;margin:0;padding:0}.ebook-contents>h1{text-align:center}.ebook-contents ul{gap:.7em;padding:0;list-style:none;display:grid}.ebook-contents li{grid-template-columns:auto 1fr;gap:.7em;display:grid}.ebook-empty-book{color:var(--reader-muted);text-align:center}.ebook-scene-break{min-height:5em;color:var(--reader-accent);font-family:var(--preset-display);letter-spacing:.25em;place-items:center;font-size:.9em;display:grid}.ebook-scene-break svg{width:auto;height:1.25em}.ebook-epigraph{max-width:25em;color:var(--reader-muted);text-align:center;margin:0 auto 3.25em;font-size:.88em;font-style:italic}.ebook-epigraph p{margin:0}.ebook-epigraph footer{margin-block-start:.75em;font-size:.86em;font-style:normal}.ebook-document blockquote{border-inline-start:.16em solid var(--reader-accent);color:var(--reader-muted);margin:2.4em 1.5em;padding-inline-start:1.25em;font-size:.95em}.ebook-document blockquote p{margin:0}.ebook-document blockquote footer{margin-block-start:.75em;font-size:.82em}.ebook-sampler-header{margin-block-end:3.5em}.ebook-sampler-header>p:last-child{max-width:34em;color:var(--reader-muted);margin:1em 0 0}.ebook-element-section+.ebook-element-section{border-block-start:1px solid var(--reader-rule);margin-block-start:4.5em;padding-block-start:.5em}.ebook-element-section>h2:first-child{margin-block-start:0}.ebook-verse{color:var(--reader-muted);margin:2.5em auto;padding:1.8em 2em;font-style:italic}.ebook-verse p{margin:0}.ebook-document-block,.ebook-conversation,.ebook-callout,.ebook-exercise{border:1px solid var(--reader-rule);margin-block:2.4em;padding:1.5em 1.65em}.ebook-document-block h3,.ebook-conversation h3,.ebook-exercise h3{margin-block-start:0}.ebook-document-meta,.ebook-callout-label{color:var(--reader-accent);letter-spacing:.12em;text-transform:uppercase;font-size:.72em;font-weight:700}.ebook-signature{font-style:italic}.ebook-conversation p{border-block-end:1px solid var(--reader-rule);grid-template-columns:minmax(4.8em,auto) 1fr;gap:1em;margin:0;padding-block:.65em;display:grid}.ebook-conversation p:last-child{border-block-end:0}.ebook-conversation strong{color:var(--reader-accent);font-family:var(--preset-display)}.ebook-callout{border-inline-start:.32em solid var(--reader-accent);background:color-mix(in srgb, var(--reader-accent), transparent 92%)}.ebook-callout p{margin:0}.ebook-callout p+p{margin-block-start:.5em}.ebook-document figure{margin:2.5em 0}.ebook-document figure img{border:1px solid var(--reader-rule);filter:saturate(.82)contrast(.96);width:100%;height:auto;display:block}.ebook-reader[data-theme=dark] figure img{opacity:.82;filter:saturate(.55)contrast(.88)}.ebook-document figcaption{color:var(--reader-muted);margin-block-start:.8em;font-size:.75em;line-height:1.45}.ebook-document figcaption span{display:block}.ebook-table-wrap{max-width:100%;margin-block:2.5em;overflow-x:auto}.ebook-document table{border-collapse:collapse;width:100%;font-size:.84em}.ebook-document caption{font-family:var(--preset-display);text-align:start;margin-block-end:.8em;font-weight:650}.ebook-document th,.ebook-document td{border-block-end:1px solid var(--reader-rule);text-align:start;padding:.65em .7em}.ebook-document th{color:var(--reader-accent);font-family:var(--preset-display)}.ebook-document ul,.ebook-document ol{margin:1em 0 1.6em;padding-inline-start:1.35em}.ebook-document li+li{margin-block-start:.4em}.ebook-document pre{border:1px solid var(--reader-rule);background:color-mix(in srgb, var(--reader-ink), transparent 95%);max-width:100%;font-family:var(--preset-mono);white-space:pre-wrap;margin-block:1.3em;padding:1.25em;font-size:.78em;line-height:1.55;overflow-x:auto}.ebook-equation{font-family:var(--preset-body);text-align:center;margin-block:1.5em 2.5em;font-size:1.5em;font-style:italic}.ebook-document a{color:var(--reader-accent);text-underline-offset:.14em;text-decoration:underline;text-decoration-thickness:.07em}.ebook-note-ref{margin-inline-start:.08em;font-size:.75em}.ebook-glossary{margin-block:1em 2em}.ebook-glossary dt{color:var(--reader-accent);font-family:var(--preset-display);font-weight:700}.ebook-glossary dd{margin:.25em 0 1em 1.2em}.ebook-citation{border-inline-start:1px solid var(--reader-rule);color:var(--reader-muted);padding-inline-start:1.2em}.ebook-answer{border-block-start:1px solid var(--reader-rule);padding-block-start:.85em}.ebook-document ruby rt{color:var(--reader-muted);font-family:var(--preset-body);font-size:.52em}.ebook-notes{color:var(--reader-muted);font-size:.84em}.ebook-reader[data-preset=contemporary] .ebook-chapter-header h1,.ebook-reader[data-preset=essay] .ebook-chapter-header h1,.ebook-reader[data-preset=practical] .ebook-chapter-header h1,.ebook-reader[data-preset=clear-read] .ebook-chapter-header h1{font-weight:650}.ebook-reader[data-preset=epic] .ebook-chapter-header h1{letter-spacing:.035em;text-transform:uppercase}.ebook-reader[data-preset=noir] .ebook-kicker,.ebook-reader[data-preset=technical] .ebook-kicker{letter-spacing:.22em}.ebook-reader[data-preset=technical] .ebook-kicker{font-family:var(--preset-mono)}@media (prefers-reduced-motion:reduce){.ebook-reader{transition:background-color .12s,color .12s}}