:root {
  --paper: #fbfaf6; --slide: #f5efe2; --ink: #2b2620; --muted: #6b6359;
  --accent: #a8327a; --line: #e8e0d2; --gutter: 56px; --header-height: 80px;
  --font-serif: "Source Serif 4", Georgia, serif;
  --font-sans: Inter, system-ui, sans-serif;
  color: var(--ink); background: var(--paper); font: 16px/1.65 var(--font-sans);
}
* { box-sizing: border-box; }
body { margin: 0; }
[hidden] { display: none !important; }
a { color: var(--accent); text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
button, input, select { font: inherit; }
button, select { border: 1px solid #c8c0b3; border-radius: 4px; background: var(--paper); color: var(--ink); padding: .45em .65em; }
button, summary { cursor: pointer; }
button:hover:not(:disabled) { background: var(--slide); }
button:disabled { opacity: .45; cursor: default; }
button, a, input, select, summary { touch-action: manipulation; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
input[type=checkbox] { accent-color: var(--accent); width: 16px; height: 16px; vertical-align: middle; }
h1, h2, h3 { font-family: var(--font-serif); font-weight: 500; line-height: 1.18; text-wrap: balance; }
h1 { font-size: clamp(2rem, 3.5vw, 3.3rem); letter-spacing: -.025em; margin: .3em 0 .5em; }
h2 { font-size: clamp(1.5rem, 2.2vw, 2rem); margin: .25em 0 .65em; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
summary { color: var(--muted); }
details[open] > summary { margin-bottom: .75em; }
.page, .site-header, .site-footer { max-width: 1440px; margin: auto; padding-inline: 48px; }
.site-header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 12px; border-bottom: 1px solid var(--line); background: var(--paper); }
.chapter-context { margin-left: auto; color: var(--muted); font-size: .75rem; white-space: nowrap; }
.wordmark { color: var(--ink); text-decoration: none; font: 500 1.2rem var(--font-serif); }
.wordmark span { display: block; font: 500 .62rem var(--font-sans); letter-spacing: .16em; text-transform: uppercase; margin-top: 7px; color: var(--muted); }
.site-links { display: flex; align-items: center; gap: 24px; font-size: .8rem; }
.site-links > a { text-decoration: none; color: var(--muted); }
.site-links > a:hover { color: var(--accent); }
.site-footer { margin-top: 60px; padding-block: 28px; color: var(--muted); font-size: .75rem; border-top: 1px solid var(--line); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 12px 24px; }
.skip-link { position: absolute; left: 16px; top: -100px; z-index: 30; background: var(--paper); padding: 12px; }
.skip-link:focus { top: 12px; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .68rem; font-weight: 500; color: var(--muted); }
.provisional, .muted { color: var(--muted); font-size: .8rem; }
.home { max-width: 780px; margin: auto; }
.hero { margin: 64px 0 56px; }
.hero h1 { font-size: clamp(2.5rem, 5vw, 3.75rem); }
.hero .intro { font: 400 1.25rem/1.65 var(--font-serif); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 18px 26px; align-items: center; margin: 28px 0 0; }
.primary { display: inline-block; background: var(--accent); color: white; border-radius: 3px; padding: 12px 20px; text-decoration: none; }
.resume-context { display: flex; flex-wrap: wrap; gap: 6px 20px; margin: 16px 0 0; color: var(--muted); font-size: .8rem; }
.home-contents { scroll-margin-top: calc(var(--header-height) + 24px); }
.home-contents > h2 { font-size: 1.5rem; margin-bottom: 20px; }
.chapter-list { padding: 0; margin: 0; list-style: none; }
.chapter-list li { border-top: 1px solid var(--line); }
.chapter-list li:last-child { border-bottom: 1px solid var(--line); }
.chapter-list a { display: grid; grid-template-columns: 32px minmax(0, 1fr) 16px; gap: 18px; align-items: baseline; padding: 22px 0; text-decoration: none; color: var(--ink); }
.chapter-list a:hover { background: var(--slide); }
.chapter-number { color: var(--muted); font-size: .8rem; font-variant-numeric: tabular-nums; letter-spacing: .08em; }
.chapter-list h3 { font-size: 1.4rem; margin: 0 0 8px; }
.chapter-list p { color: var(--muted); font-size: .85rem; margin: 0; }
.read-arrow { color: var(--accent); font-size: .9rem; }
.page-heading { max-width: 800px; margin: 36px 0 64px; }
.page-heading > p { max-width: 65ch; }
.reader-contents { font-size: .85rem; }
.reader-contents > summary { display: flex; align-items: center; gap: 10px; min-height: 44px; list-style: none; color: var(--ink); }
.reader-contents > summary::-webkit-details-marker { display: none; }
.reader-contents[open] > summary { margin-bottom: 0; }
.reader-contents[open] > summary span { transform: rotate(180deg); }
.reader-contents > nav { position: absolute; top: 100%; right: 48px; width: min(580px, calc(100vw - 40px)); max-height: min(70dvh, calc(100dvh - var(--header-height) - 24px)); overflow: auto; overscroll-behavior: contain; padding: 4px 24px; background: var(--paper); border: 1px solid var(--line); border-radius: 4px; box-shadow: 0 8px 24px #2b262018; }
.contents-chapter { position: relative; padding: 16px 0; border-bottom: 1px solid var(--line); }
.contents-chapter:last-child { border-bottom: 0; }
.chapter-start { display: block; min-height: 44px; padding: 10px 0; margin-right: 90px; color: var(--ink); text-decoration: none; }
.chapter-start[aria-current] { color: var(--accent); font-weight: 600; }
.contents-chapter > details > summary { position: absolute; top: 16px; right: 0; padding: 10px 0 10px 8px; min-height: 44px; font-size: .75rem; }
.contents-chapter ul { list-style: none; padding: 0; margin: 8px 0 0; }
.contents-chapter li a { display: block; padding: 9px 12px; border-left: 2px solid transparent; text-decoration: none; }
.contents-chapter li a:hover { background: var(--slide); }
.contents-chapter li a[aria-current] { border-left-color: var(--accent); background: var(--slide); color: var(--ink); }
.contents-slide { display: block; color: var(--muted); font-size: .7rem; }
.section-content, .shared-slide-group { padding-top: 30px; margin-bottom: 72px; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-height) + 24px); }
.section-title { max-width: 1000px; margin-bottom: 28px; }
.section-title .eyebrow { margin: 0 0 10px; }
.section-actions { display: flex; align-items: baseline; gap: 10px 24px; flex-wrap: wrap; font-size: .75rem; color: var(--muted); }
.watch-section { text-decoration: none; font-weight: 500; }
.jump-reading { color: var(--muted); }
.section-spread { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--gutter); align-items: start; }
.slide-figure { margin: 0; min-width: 0; }
.slide-figure.is-sticky { position: sticky; top: calc(var(--header-height) + 24px); }
.slide-frame { display: block; width: 100%; height: 720px; border: 1px solid var(--line); background: var(--slide); }
figcaption { font-size: .72rem; line-height: 1.65; color: var(--muted); padding-top: 12px; }
figcaption > a { display: block; margin-bottom: 10px; }
figcaption details { margin: 8px 0; }
figcaption .limitation, figcaption .alignment-notice { margin: 10px 0; }
.reading-text { min-width: 0; max-width: 68ch; scroll-margin-top: calc(var(--header-height) + 28px); }
.shared-readings { min-width: 0; }
.shared-slide-group .grouped-passage { padding-top: 0; margin-block: 0; border-top: 0; }
.shared-source { margin-top: 24px; font-size: .85rem; }
.shared-source .section-title { margin: 20px 0; }
.passage-notes h3, .passage-source h3 { font: inherit; color: var(--muted); margin: 16px 0 4px; }
.section-content:has(+ .reading-continuation) { margin-bottom: 0; }
.reading-continuation { border-top: 0; padding-top: 0; }
.reading-continuation .reading-text { grid-column: 2; margin-top: 0; }
.continuation-source { margin-top: 24px; font-size: .85rem; }
.continuation-source .section-title { margin: 20px 0; }
.section-divider { margin-bottom: 36px; }
.section-divider > .section-title { margin-left: calc((100% + var(--gutter)) / 2); margin-bottom: 12px; }
.section-divider .reading-text { grid-column: 2; margin-top: 0; }
.divider-source { font-size: .85rem; }
.divider-source .section-actions { margin-bottom: 16px; }
.divider-source .slide-figure { margin-bottom: 20px; }
.discussion, .bibliography { width: calc((100% - var(--gutter)) / 2); max-width: 68ch; margin: 64px auto; }
.discussion-heading { margin-bottom: 36px; scroll-margin-top: calc(var(--header-height) + 24px); }
.discussion-heading p { color: var(--muted); font-size: .85rem; }
.discussion-passage { border-top: 0; padding-top: 0; margin-bottom: 40px; }
.discussion-passage .section-title { margin-bottom: 16px; }
.discussion-passage .section-title h3 { font-size: clamp(1.25rem, 1.8vw, 1.55rem); }
.discussion-passage .section-spread { display: block; }
.discussion-passage .reading-text { max-width: none; margin-top: 0; }
.bibliography { background: var(--slide); border-top: 2px solid var(--accent); padding: 28px; scroll-margin-top: calc(var(--header-height) + 24px); overflow-wrap: break-word; }
.bibliography-provenance { color: var(--muted); font-size: .85rem; }
.bibliography h3 { font-size: 1.2rem; margin-top: 28px; }
.bibliography-entries { list-style: none; padding: 0; margin: 0; font: 1.125rem/1.65 var(--font-serif); }
.bibliography-entries li { margin-bottom: 1em; break-inside: avoid; }
.bibliography-sources { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 28px; font-size: .8rem; }
.bibliography-source > a { display: block; margin-bottom: 12px; }
.narrative { font: 1.1875rem/1.65 var(--font-serif); overflow-wrap: break-word; }
.narrative p { margin: 0 0 1.2em; }
.paragraph-actions { display: flex; align-items: baseline; gap: 12px; min-height: 30px; margin-bottom: .35em; opacity: 0; pointer-events: none; }
.paragraph-time { display: block; width: fit-content; padding: .25em 0; font: .72rem/1.6 "JetBrains Mono", monospace; text-decoration: none; opacity: inherit; }
.feedback-paragraph:hover > .paragraph-actions, .feedback-paragraph:focus-within > .paragraph-actions { opacity: 1; pointer-events: auto; }
@media (hover: none) { .paragraph-actions { opacity: 1; pointer-events: auto; } }
.narrative blockquote { border-left: 2px solid var(--line); padding-left: 18px; margin-left: 0; }
.reconstructed, .speech-gap { color: inherit; text-decoration: underline dotted; text-decoration-color: color-mix(in srgb, currentColor 30%, transparent); text-underline-offset: .22em; }
.reading-notes { font-size: .85rem; padding: 16px; margin-top: 28px; background: #f4f0e8; }
.reading-notes li { padding-block: 10px; scroll-margin-top: calc(var(--header-height) + 24px); }
.note-returns { display: block; font-size: .8rem; }
.chapter-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; border-top: 1px solid var(--line); padding-top: 28px; font-size: .85rem; }
.chapter-nav > a { display: block; padding: 20px; border: 1px solid var(--line); border-radius: 4px; text-decoration: none; }
.chapter-nav > a:hover { background: var(--slide); }
.chapter-nav strong { display: block; margin-top: 8px; color: var(--ink); font: 500 1.4rem/1.3 var(--font-serif); }
.chapter-nav > .chapter-next { grid-column: 2; background: var(--slide); border-color: var(--accent); }
.chapter-nav-tools { grid-column: 1 / -1; display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 28px; }
.chapter-nav-tools a { padding: 10px; }
.reading-end { grid-column: 1 / -1; color: var(--muted); margin: 0; }
.companion { display: flex; flex-direction: column; position: relative; background: var(--paper); padding: 16px 24px; border: 1px solid var(--line); border-radius: 4px; z-index: 10; max-width: 560px; margin: 20px 0 30px auto; }
.companion-heading { flex-shrink: 0; display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; }
.companion-actions { display: flex; gap: 16px; flex-shrink: 0; }
.companion.is-minimized { overflow: hidden; }
.companion.is-minimized .companion-heading { margin-bottom: 0; }
.player-notice { flex-shrink: 0; }
.companion.is-minimized:not(.has-notice) .player-notice { display: none; }
.playback-bar { flex-shrink: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding-block: 6px; }
.playback-bar button { min-height: 44px; min-width: 44px; }
#companion-body { display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
.companion-settings { min-height: 0; overflow: auto; overscroll-behavior: contain; }
#playback-time { color: var(--muted); font-size: .75rem; font-variant-numeric: tabular-nums; }
.companion.is-floating, .companion.is-media, .companion.is-docked { position: fixed; margin: 0; box-shadow: 0 6px 24px #2b262018; overflow: hidden; overscroll-behavior: contain; }
.companion.is-media { left: var(--media-left); top: var(--media-top); width: var(--media-width); max-width: none; max-height: min(480px, calc(100dvh - var(--media-top) - 16px)); padding: 12px; }
body.video-media .page-heading,
body.video-media .section-content > .section-title, body.video-media .shared-slide-group > .section-title { margin-left: calc((100% + var(--gutter)) / 2); }
body.video-media .discussion, body.video-media .bibliography { margin-left: calc((100% + var(--gutter)) / 2); margin-right: 0; }
body.video-media .discussion-passage > .section-title { margin-left: 0; }
body.video-media .section-spread > .slide-figure { margin-top: max(0px, calc(var(--media-space) - var(--media-heading, 0px))); clip-path: inset(var(--slide-clip, 0px) 0 0); }
body.video-media .section-spread > .slide-figure.is-sticky { top: var(--media-bottom); }
.companion.is-media:not(.is-minimized) .playback-bar { display: none; }
.companion.is-media:not(.has-notice) .player-notice { display: none; }
.companion.is-media:not(:has(#follow:checked)) #match-status { display: none; }
.companion.is-media.is-minimized #companion-body { width: calc(100% - 24px); }
.site-header:has(.reader-contents[open]) { z-index: 22; }
.companion.is-docked { z-index: 21; inset: auto 12px max(12px, env(safe-area-inset-bottom)); width: calc(100% - 24px); max-width: 560px; max-height: 70dvh; margin-inline: auto; padding: 10px 12px; }
.companion.is-docked .companion-heading { gap: 8px; }
.companion.is-docked .companion-actions { gap: 12px; }
.companion.is-docked.is-minimized #companion-body { width: calc(100% - 24px); }
html { scroll-padding-bottom: var(--dock-space, 0px); }
#main { scroll-margin-top: calc(var(--header-height) + 24px); }
body.video-docked { padding-bottom: var(--dock-space); }
/* Keep the existing iframe alive when minimized, but outside the focus/accessibility tree. */
.companion.is-minimized #companion-body { position: absolute; width: calc(100% - 48px); visibility: hidden; pointer-events: none; }
.video-frame { flex-shrink: 0; min-height: 200px; aspect-ratio: 16/9; background: #231f1d; width: 100%; max-width: 360px; margin: auto; }
.video-frame iframe, .video-frame #player { display: block; width: 100%; height: 100%; border: 0; }
.captions { flex-shrink: 0; width: 100%; max-width: 360px; margin: auto; min-height: 4.2em; display: flex; align-items: center; justify-content: center; text-align: center; background: #231f1d; color: white; font-size: .85rem; line-height: 1.45; padding: 8px 10px; white-space: pre-line; }
.captions.off { visibility: hidden; }
.companion-controls { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: .78rem; margin-top: 12px; }
.text-button { border: 0; padding: 6px 0; color: var(--accent); font-size: .78rem; background: transparent; }
.status { color: var(--muted); font-size: .72rem; line-height: 1.5; margin: 6px 0; }
.player-options { font-size: .75rem; border-top: 1px solid var(--line); padding-top: 8px; margin-top: 8px; }
.player-options label { display: block; margin: 8px 0; }
.player-options select { width: 100%; margin-bottom: 12px; }
.player-options p { margin-top: 12px; }
.section-buttons { display: flex; gap: 8px; margin-block: 12px; }
.section-buttons button { flex: 1; }
.about { max-width: 780px; margin: 56px auto; }
.about h2 { margin-top: 1.8em; }
.about h3 { margin-top: 1.4em; }
.about [id] { scroll-margin-top: calc(var(--header-height) + 24px); }
.reading-return { margin-block: 24px 36px; }
.reading-return a { display: inline-block; padding-block: 8px; }
.source-list { padding-left: 22px; }
.source-list li { margin-bottom: 12px; }
.about code { font-size: .85em; overflow-wrap: anywhere; }
/* 1440px reader + 392px player + 24px gap + 24px outer edge. No narrower reading columns. */
@media (min-width: 1880px) {
  body.video-floating { padding-right: 440px; }
  .companion { width: 392px; padding: 16px; }
  .companion.is-floating { bottom: 24px; right: 24px; max-height: calc(100dvh - 48px); }
  .companion.is-minimized #companion-body { width: calc(100% - 32px); }
}
@media (max-height: 599px) {
  .companion.is-docked { max-height: calc(100dvh - 24px); }
  .companion.is-docked:not(.is-minimized) .playback-bar, .companion.is-docked .captions { display: none; }
}
@media (max-width: 1099px) {
  :root { --gutter: 32px; }
  .page, .site-header, .site-footer { padding-inline: 28px; }
}
@media (max-width: 800px) {
  .chapter-context { display: none; }
  .section-spread { display: block; }
  .slide-figure.is-sticky { position: static; }
  .reading-text { margin: 30px auto 0; }
  .section-title { margin-bottom: 20px; }
  .section-divider > .section-title { margin-left: 0; }
  .discussion, .bibliography { width: 100%; }
  .bibliography { padding: 20px; }
  .companion { max-width: 420px; margin-inline: auto; padding: 12px; }
  .companion.is-minimized #companion-body { width: calc(100% - 24px); }
}
@media (max-width: 520px) {
  .page, .site-header, .site-footer { padding-inline: 20px; }
  .site-header { gap: 12px; }
  .site-links { gap: 0; flex-direction: column; align-items: end; font-size: .72rem; }
  .site-links > a { padding-bottom: 6px; }
  .reader-contents > nav { right: 20px; padding-inline: 16px; }
  .chapter-nav > .chapter-next { grid-column: 1; }
  .wordmark { font-size: 1.05rem; }
  .page-heading { margin-block: 30px 42px; }
  .section-actions { gap: 10px 16px; }
  .section-actions span { flex-basis: 100%; order: 3; }
  .narrative { font-size: 1.125rem; }
  .chapter-nav { grid-template-columns: 1fr; }
  .hero { margin: 40px 0; }
  .hero .intro { font-size: 1.125rem; }
  .hero-actions { font-size: .9rem; }
  .chapter-list a { grid-template-columns: 24px minmax(0, 1fr) 12px; gap: 12px; padding-block: 20px; }
  .chapter-list h3 { font-size: 1.25rem; }
  .companion-controls { font-size: .75rem; }
}
@media print {
  body.video-floating, body.video-docked { padding: 0; }
  body.video-media .page-heading,
  body.video-media .section-content > .section-title, body.video-media .shared-slide-group > .section-title { margin-left: 0; }
  body.video-media .section-spread > .slide-figure { margin-top: 0; clip-path: none; }
  .site-header, .site-footer, .reader-contents, .companion, .section-actions, .chapter-nav, .contents, .paragraph-actions, .hero-actions, .resume-context { display: none !important; }
  .page { max-width: none; padding: 0; }
  .section-spread { display: block; }
  .slide-figure.is-sticky { position: static; }
  .reading-text { max-width: none; padding-top: 0 !important; }
  .section-content, .shared-slide-group { break-before: page; }
  .shared-slide-group .section-content { break-before: auto; }
  .section-divider > .section-title { margin-left: 0; }
  .section-divider { break-before: auto; break-after: avoid; }
  .section-divider + .section-content { break-before: auto; }
  .reading-notes { background: none; }
  .discussion, .bibliography, body.video-media .discussion, body.video-media .bibliography { width: auto; max-width: none; margin-inline: 0; }
  .discussion-passage { break-before: auto; }
  .discussion-passage .section-title { break-after: avoid; }
  .bibliography { background: none; break-before: page; border-top: 1px solid var(--ink); padding-inline: 0; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }