/* Compendium's syllabus and reading room. Intentionally scoped to this collection. */
.cmp-coursebook { --cmp-rule: var(--color-border); --cmp-quiet: var(--color-text-secondary); }
.cmp-coursebook [hidden] { display: none !important; }
.cmp-coursebook .page-content { --font-heading: 'Source Serif 4', Georgia, serif; max-width: 1160px; padding-inline: clamp(1.25rem, 4vw, 3rem); }
.cmp-coursebook a:focus-visible, .cmp-coursebook button:focus-visible,
.cmp-coursebook summary:focus-visible, .cmp-coursebook input:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 4px; }
.cmp-coursebook a { text-underline-offset: 0.2em; }
.cmp-coursebook .cmp-eyebrow { margin: 0 0 1rem; color: var(--cmp-quiet); font: 500 0.7rem/1.7 var(--font-body); letter-spacing: 0.11em; text-transform: uppercase; }
.cmp-eyebrow span, .cmp-collection-count span { padding-inline: 0.55rem; color: var(--color-muted); }
.cmp-coursebook .cmp-collection-count { margin: 1.5rem 0 0; font-size: 0.8rem; line-height: 1.8; color: var(--cmp-quiet); font-variant-numeric: tabular-nums; }
.cmp-home-head { padding: 1.5rem 0 2.75rem; max-width: 800px; }
.cmp-coursebook .cmp-home-head .page-title { font-size: clamp(3.25rem, 7vw, 5.25rem); font-weight: 400; line-height: 1.05; letter-spacing: -0.045em; margin: 0 0 1.65rem; }
.cmp-deck { margin: 0 0 1.15rem; font: 400 clamp(1.5rem, 3vw, 2.15rem)/1.35 var(--font-heading); letter-spacing: -0.025em; }
.cmp-home-intro { max-width: 64ch; font-size: 1rem; line-height: 1.8; color: var(--cmp-quiet); }
.cmp-coursebook .cmp-resume { display: inline-block; margin-top: 1.1rem; font-size: 0.85rem; line-height: 1.6; }
.cmp-search-band { display: grid; grid-template-columns: 1fr 1.4fr; align-items: center; gap: 2rem; padding: 1.5rem 0; border-block: 1px solid var(--cmp-rule); }
.cmp-search-band > label { font-size: 0.9rem; font-weight: 500; }
.cmp-syllabus .cmp-search-band .compendium-hub-search { margin: 0; }
.cmp-syllabus .compendium-hub-search input { width: 100%; padding: 0.8rem 1rem; min-width: 0; border: 1px solid var(--cmp-rule); background: var(--color-bg); color: var(--color-text); border-radius: 2px; font: inherit; font-size: 0.9rem; }
.cmp-syllabus .cmp-path-index { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.15rem 1.5rem; padding: 1.5rem 0; margin: 0; }
.cmp-path-index a { display: flex; align-items: baseline; gap: 0.7rem; padding: 0.5rem 0; color: var(--color-text); font-size: 0.82rem; text-decoration: none; line-height: 1.5; }
.cmp-path-index a:hover { color: var(--color-accent); }
.cmp-path-numeral { font-size: 0.7rem; color: var(--color-muted); font-variant-numeric: tabular-nums; }
.cmp-reading-note { max-width: 75ch; color: var(--cmp-quiet); font-size: 0.85rem; line-height: 1.8; margin: 1.5rem 0 0; }
.cmp-syllabus .cmp-path { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.6fr); gap: 3.5rem; padding: 3.75rem 0; border-bottom: 1px solid var(--cmp-rule); scroll-margin-top: 1.5rem; }
.cmp-path-head { padding-top: 0.25rem; }
.cmp-path-head h2 { font: 400 clamp(1.65rem, 3vw, 2.15rem)/1.2 var(--font-heading); letter-spacing: -0.025em; margin: 0 0 1rem; }
.cmp-path-head > p:not(.cmp-eyebrow) { margin: 0; color: var(--cmp-quiet); font-size: 0.875rem; line-height: 1.85; }
.cmp-path-start { display: inline-block; margin-top: 1.25rem; padding: 0.3rem 0; font-size: 0.8rem; }
.cmp-subject-list { list-style: none; margin: 0; padding: 0; }
.cmp-subject-list > li { margin: 0; }
.cmp-syllabus .compendium-card { grid-template-columns: 1.45rem minmax(0, 1fr) auto 0.8rem; gap: 0.7rem; padding: 1.05rem 0; align-items: start; text-decoration: none; border-top: 1px solid var(--cmp-rule); }
.cmp-syllabus .cmp-subject-list > li:first-child .compendium-card { border-top: 0; padding-top: 0; }
.cmp-subject-number { color: var(--color-muted); padding-top: 0.2rem; font-size: 0.7rem; font-variant-numeric: tabular-nums; }
.cmp-syllabus .compendium-card-title { display: block; font-weight: 550; color: var(--color-text); font-size: 0.95rem; }
.cmp-syllabus .compendium-card-desc { margin-top: 0.3rem; font-size: 0.79rem; line-height: 1.7; }
.cmp-syllabus .compendium-card-meta { font-size: 0.68rem; text-align: right; line-height: 1.9; padding-top: 0.1rem; font-variant-numeric: tabular-nums; }
.cmp-row-arrow { font-size: 0.85rem; padding-top: 0.05rem; color: var(--color-muted); }
.cmp-syllabus .compendium-card:hover .cmp-row-arrow { color: var(--color-accent); }
.cmp-syllabus-end { padding-block: 2.5rem; font-size: 0.85rem; }
.cmp-syllabus-end p { margin: 0 0 0.35rem; color: var(--cmp-quiet); }

/* A wide page for navigation; a restrained measure for the actual reading. */
.cmp-subject-page .library-breadcrumb { margin-bottom: 2rem; flex-wrap: wrap; }
.cmp-coursebook .compendium-head { margin: 0 0 2.75rem; padding-bottom: 2rem; border-bottom: 1px solid var(--cmp-rule); }
.cmp-coursebook .compendium-title { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 400; line-height: 1.12; letter-spacing: -0.035em; margin: 0 0 1rem; }
.cmp-coursebook .compendium-summary { max-width: 68ch; color: var(--cmp-quiet); font-size: 1rem; line-height: 1.8; margin: 0; }
.cmp-reading-layout { display: grid; grid-template-columns: 225px minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.25rem); align-items: start; }
.cmp-reading-sidebar { align-self: stretch; min-width: 0; }
.cmp-sidebar-inner { position: sticky; top: 1.5rem; }
.cmp-filter-label { display: block; margin-bottom: 0.5rem; color: var(--cmp-quiet); font-size: 0.75rem; font-weight: 500; }
.cmp-coursebook .compendium-filter { display: block; margin: 0 0 1.2rem; }
.cmp-coursebook .compendium-filter input { display: block; width: 100%; min-width: 0; min-height: 44px; padding: 0.65rem 0.75rem; font: 400 0.8rem/1.5 var(--font-body); color: var(--color-text); border: 1px solid var(--cmp-rule); border-radius: 2px; background: var(--color-bg); }
.cmp-sidebar-inner .library-contents { border-bottom: 0; margin: 0; }
.cmp-sidebar-inner .library-contents > summary { font-weight: 500; font-size: 0.78rem; width: 100%; justify-content: space-between; }
.cmp-sidebar-inner .library-contents nav { max-height: calc(100vh - 285px); max-height: calc(100dvh - 285px); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; padding-right: 0.6rem; }
.cmp-sidebar-inner .library-contents ul { columns: auto; padding: 0; list-style: none; }
.cmp-sidebar-inner .library-contents ul ul { padding-left: 0.75rem; margin: 0 0 0.45rem 0.2rem; border-left: 1px solid var(--cmp-rule); }
.cmp-sidebar-inner .library-contents a { display: block; font-size: 0.73rem; line-height: 1.6; padding: 0.35rem 0; color: var(--cmp-quiet); text-decoration: none; }
.cmp-sidebar-inner .library-contents nav > ul > li > a { font-weight: 500; font-size: 0.78rem; }
.cmp-sidebar-inner .library-contents a:hover, .cmp-sidebar-inner .library-contents a[aria-current] { color: var(--color-accent); }
.cmp-sidebar-inner .library-contents a[aria-current] { text-decoration: underline; text-underline-offset: 3px; }
.cmp-coursebook .cmp-chapter-position { margin: 1rem 0 0; padding-top: 0.75rem; border-top: 1px solid var(--cmp-rule); font-size: 0.72rem; color: var(--cmp-quiet); }
.cmp-back-top { display: inline-block; padding: 0.7rem 0; font-size: 0.72rem; }
.cmp-reading-column { min-width: 0; max-width: 76ch; }
.cmp-coursebook .content.compendium { font-size: 1rem; line-height: 1.9; counter-reset: cmp-chapter; overflow-wrap: break-word; }
.cmp-coursebook .content.compendium > h2 { counter-increment: cmp-chapter; font: 400 clamp(1.8rem, 3.5vw, 2.5rem)/1.25 var(--font-heading); letter-spacing: -0.025em; border-top: 1px solid var(--cmp-rule); padding-top: 2rem; margin: 3.5rem 0 1.5rem; scroll-margin-top: 2rem; }
.cmp-coursebook .content.compendium > h2::before { content: 'CHAPTER ' counter(cmp-chapter, decimal-leading-zero); display: block; margin-bottom: 0.8rem; font: 500 0.65rem/1.5 var(--font-body); letter-spacing: 0.13em; color: var(--color-muted); }
.cmp-coursebook .content.compendium > h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }
.cmp-coursebook .content.compendium > h2 { border-bottom: 0; padding-bottom: 0; }
.cmp-coursebook .content.compendium > h3 { font: 600 1.4rem/1.35 var(--font-heading); color: var(--color-text); letter-spacing: -0.01em; margin: 2.5rem 0 1.1rem; scroll-margin-top: 2rem; }
.cmp-coursebook .content.compendium > h4 { font-size: 1.05rem; margin-top: 2rem; scroll-margin-top: 2rem; }
.cmp-coursebook .content.compendium > h5,
.cmp-coursebook .content.compendium > h6 { font: 600 0.98rem/1.5 var(--font-body); margin: 1.7rem 0 0.8rem; scroll-margin-top: 2rem; }
.cmp-coursebook .content.compendium > p { font-family: var(--font-heading); font-size: 1.13rem; line-height: 1.9; margin: 0 0 1.6rem; }
.cmp-coursebook .content.compendium > .cmp-chapter-focus { max-width: 68ch; font: 400 0.92rem/1.75 var(--font-body); color: var(--cmp-quiet); margin: -0.5rem 0 1.8rem; }
.cmp-coursebook .content.compendium > ul { list-style: none; margin-left: 0; padding-left: 0; }
.cmp-coursebook .content.compendium li { padding-left: 0; line-height: 1.85; }
.cmp-coursebook .content.compendium li::before { display: none; }
.cmp-coursebook .content.compendium li strong:first-child { color: var(--color-text); }
.cmp-coursebook .content.compendium > ul > li { margin-bottom: 1.4rem; }
.cmp-coursebook .content.compendium li > ul { list-style: none; padding-left: 1.25rem; margin: 0.7rem 0 1rem; border-left: 1px solid var(--cmp-rule); }
.cmp-coursebook .content.compendium li li { font-size: 0.93rem; line-height: 1.85; }
.cmp-coursebook .content.compendium [data-compendium-level="primary"] > strong:first-child { font-weight: 650; }
.cmp-coursebook .content.compendium [data-compendium-level="supporting"] > strong:first-child { font-weight: 500; }
.cmp-coursebook .content.compendium [data-compendium-level="primary"] > p > strong:first-child { font-weight: 650; }
.cmp-coursebook .content.compendium [data-compendium-level="supporting"] > p > strong:first-child { font-weight: 500; }
.cmp-coursebook .content.compendium li > p { margin: 0 0 0.55rem; }
.cmp-coursebook .content.compendium [data-compendium-entry] { scroll-margin-top: 2rem; }
.cmp-coursebook .content.compendium [data-compendium-group] > .compendium-group-title { display: inline; font-family: var(--font-heading); font-size: 1.13rem; font-weight: 600; color: var(--color-text); }
.cmp-coursebook .content.compendium [data-compendium-group] > p > .compendium-group-title { font-family: var(--font-heading); font-size: 1.13rem; font-weight: 600; color: var(--color-text); }
.cmp-coursebook .content.compendium li li [data-compendium-group] > .compendium-group-title { font-size: 1rem; }
.cmp-coursebook .content.compendium .footnotes { border-top: 1px solid var(--cmp-rule); margin-top: 3rem; padding-top: 1.5rem; font-size: 0.8rem; }
.cmp-course-pagination { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 3.5rem; padding-block: 1.5rem; border-block: 1px solid var(--cmp-rule); }
.cmp-course-pagination a { text-decoration: none; padding-block: 0.4rem; }
.cmp-course-pagination span { display: block; margin-bottom: 0.5rem; font-size: 0.73rem; color: var(--cmp-quiet); }
.cmp-course-pagination strong { font: 400 1.25rem/1.4 var(--font-heading); }
.cmp-next-subject { grid-column: 2; text-align: right; }
.cmp-reading-colophon { color: var(--color-muted); font-size: 0.7rem; line-height: 1.8; margin: 1.5rem 0; }

@media (max-width: 900px) {
  .cmp-syllabus .cmp-path { grid-template-columns: 1fr 1.6fr; gap: 2rem; }
  .cmp-reading-layout { grid-template-columns: 185px minmax(0, 1fr); gap: 2rem; }
  .cmp-syllabus .compendium-card { grid-template-columns: 1.3rem minmax(0, 1fr) auto; }
  .cmp-row-arrow { display: none; }
}
@media (max-width: 720px) {
  .cmp-coursebook .page-content { padding-inline: 1.25rem; }
  .cmp-home-head { padding-top: 0.5rem; padding-bottom: 2rem; }
  .cmp-syllabus .cmp-path-index { grid-template-columns: 1fr 1fr; gap: 0.1rem 1rem; }
  .cmp-search-band { grid-template-columns: 1fr; gap: 0.65rem; padding-block: 1.2rem; }
  .cmp-syllabus .cmp-path { grid-template-columns: 1fr; gap: 1.75rem; padding-block: 2.75rem; }
  .cmp-path-head > p:not(.cmp-eyebrow) { max-width: 62ch; }
  .cmp-syllabus .compendium-card { grid-template-columns: 1.5rem minmax(0, 1fr) auto; }
  .cmp-syllabus .compendium-card-meta { margin: 0; }
  .cmp-reading-layout { display: block; }
  .cmp-coursebook .compendium-head { margin-bottom: 1.5rem; }
  .cmp-sidebar-inner { position: static; margin-bottom: 2rem; }
  .cmp-sidebar-inner .library-contents nav { max-height: 55vh; padding-bottom: 0.75rem; }
  .cmp-sidebar-inner .library-contents a { min-height: 36px; display: flex; align-items: center; font-size: 0.82rem; }
  .cmp-sidebar-inner .library-contents nav > ul > li > a { font-size: 0.85rem; }
  .cmp-back-top, .cmp-chapter-position { display: none; }
  .cmp-reading-column { max-width: none; }
  .cmp-coursebook .content.compendium { font-size: 0.95rem; line-height: 1.85; }
  .cmp-coursebook .content.compendium li > ul { padding-left: 0.85rem; }
  .cmp-coursebook .content.compendium li li { font-size: 0.9rem; }
  .cmp-coursebook .content.compendium li li li li > ul { padding-left: 0.5rem; }
  .cmp-coursebook .content.compendium > p { font-size: 1.05rem; }
}
@media (max-width: 380px) {
  .cmp-syllabus .cmp-path-index { grid-template-columns: 1fr; }
  .cmp-syllabus .compendium-card { grid-template-columns: 1.3rem minmax(0, 1fr); }
  .cmp-syllabus .compendium-card-meta { grid-column: 2; text-align: left; }
}
@media print {
  .cmp-reading-sidebar, .cmp-course-pagination, .cmp-resume { display: none !important; }
  .cmp-reading-layout { display: block; }
  .cmp-reading-column { max-width: none; }
  .cmp-coursebook .content.compendium > h2 { break-after: avoid; }
}