/* Shared header disclosure and opt-in library templates. */
.main-nav:has(.cailev-library-menu) { overflow: visible; flex-wrap: wrap; }
.cailev-library-menu { position: relative; }
.main-nav > li > a,
.cailev-library-dropdown > summary { display: flex; align-items: center; line-height: 1.5; }
.cailev-library-dropdown > summary {
  color: var(--muted); cursor: pointer; font-size: .72rem; font-weight: 600;
  letter-spacing: .1em; padding-block: .6rem; text-transform: uppercase; list-style: none;
}
.cailev-library-dropdown > summary::-webkit-details-marker { display: none; }
.cailev-library-dropdown > summary::after { content: ''; width: .35em; height: .35em; border-right: 1px solid; border-bottom: 1px solid; transform: rotate(45deg); margin-left: .7em; }
.cailev-library-dropdown[open] > summary::after { transform: rotate(225deg); }
.cailev-library-dropdown > summary:hover,
.cailev-library-dropdown[open] > summary,
.current-menu-ancestor > .cailev-library-dropdown > summary { color: var(--foreground); }
.cailev-library-dropdown > summary:focus-visible,
.cailev-library-dropdown a:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 4px; }
.cailev-library-dropdown > .sub-menu {
  position: absolute; z-index: 20; top: 100%; left: 0; width: max-content;
  min-width: 14rem; max-width: min(24rem, calc(100vw - 3rem)); margin: 0;
  padding: .65rem; list-style: none; background: var(--surface);
  border: 1px solid var(--hairline); box-shadow: 0 12px 30px #0005;
}
.cailev-library-dropdown .sub-menu .sub-menu { margin: 0; padding-left: 1rem; list-style: none; }
.cailev-library-dropdown .sub-menu a,
.cailev-library-dropdown .sub-menu span[aria-disabled] {
  display: block; padding: .85rem .8rem; white-space: normal; overflow-wrap: anywhere;
  font-size: .75rem; line-height: 1.5; letter-spacing: .04em; text-transform: none;
}
.cailev-menu-unavailable { color: var(--muted); opacity: .65; }
.cailev-library-intro:empty { display: none; }
.cailev-library-word { min-height: 55vh; }
.cailev-library-shell .compact-post-card h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1.1; }
.cailev-library-reading {
  display: grid; grid-template-columns: minmax(11rem, 15rem) minmax(0, 1fr);
  gap: clamp(2rem, 3vw, 3.5rem); padding: clamp(2rem, 5vw, 5rem) var(--page-gutter);
  background: var(--paper); color: var(--ink);
}
.cailev-library-reading.has-no-chapters { grid-template-columns: minmax(0, 1fr); }
.cailev-library-reading.chapters-hidden { grid-template-columns: 2.5rem minmax(0, 1fr); column-gap: 1rem; }
#cailev-chapters-rail[hidden] { display: none; }
.cailev-chapters-controls { position: sticky; top: 1rem; }
.cailev-chapters-toggle { background: transparent; color: inherit; border: 1px solid currentColor; border-radius: 2px; padding: .6rem .85rem; font: 500 .8rem/1.5 var(--font-sans); cursor: pointer; }
.cailev-chapters-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.cailev-chapters-toggle[aria-expanded="false"] { display: inline-flex; align-items: center; justify-content: center; width: 2.5rem; height: 2.5rem; padding: 0; border-color: var(--dark-hairline); border-radius: .35rem; }
.cailev-chapters-toggle[aria-expanded="false"]:hover { background: rgba(69,42,38,.06); }
.cailev-library-rail { min-width: 0; }
.cailev-library-rail nav { max-height: calc(100dvh - 6rem); overflow-y: auto; padding: .5rem; margin-top: 1rem; }
.cailev-library-rail h2 { margin-top: 0; font-size: .8rem; font-family: var(--font-sans); text-transform: uppercase; letter-spacing: .12em; }
.cailev-library-rail ol { padding: 0; list-style: none; }
.cailev-library-rail a { display: block; padding: .55rem 0; font-size: .85rem; line-height: 1.5; overflow-wrap: anywhere; }
.cailev-library-rail .chapter-level-3 { padding-left: 1rem; }
.cailev-library-rail a:hover { text-decoration: underline; text-underline-offset: .2em; }
.cailev-library-rail a:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }
.cailev-library-reading .cailev-library-body { min-width: 0; width: 100%; max-width: none; margin: 0; overflow-wrap: anywhere; }
.cailev-library-body :is(h2, h3) { scroll-margin-top: 6rem; }
.cailev-library-body h2 { font-size: clamp(2rem, 3vw, 2.8rem); line-height: 1.2; }
.cailev-library-body h3 { font-size: clamp(1.6rem, 2.2vw, 2rem); line-height: 1.3; }
.cailev-library-body > p { max-width: none; }
.cailev-library-article { overflow: clip; }
.cailev-library-body :is(ul, ol, blockquote) { font-family: var(--font-display); font-size: clamp(1.38rem, 1.75vw, 1.64rem); line-height: 1.62; }
.cailev-library-body :is(img, video, iframe) { max-width: 100%; }
.cailev-library-body pre, .cailev-library-body .wp-block-table { overflow-x: auto; }
.cailev-library-rail nav { border-top: 1px solid var(--dark-hairline); }
.cailev-library-rail a { border-left: 2px solid transparent; padding-left: .7rem; }
.cailev-library-rail a[aria-current="location"] { border-color: var(--accent); color: var(--accent); font-weight: 700; }

/* A quiet editorial index: generous image/text rows rather than blog tiles. */
.cailev-articles-masthead { padding: clamp(1.5rem, 3vw, 3rem) var(--page-gutter) 1.5rem; display: flex; align-items: baseline; gap: 1rem 3rem; flex-wrap: wrap; }
.cailev-articles-masthead h1 { font-family: var(--font-display); font-size: clamp(2.8rem, 4.5vw, 4.5rem); font-weight: 400; line-height: 1.05; letter-spacing: -.035em; margin: 0; overflow-wrap: anywhere; }
.cailev-articles-masthead .cailev-library-intro { max-width: 46rem; color: var(--muted); font-size: 1.1rem; line-height: 1.8; }
.cailev-article-collection { padding: 0 var(--page-gutter) clamp(3rem, 6vw, 6rem); }
.cailev-collection-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.cailev-collection-heading h2, .cailev-collection-heading > span { font: 500 .7rem/1.6 var(--font-sans); text-transform: uppercase; letter-spacing: .13em; }
.cailev-collection-heading > span { color: var(--muted); }
.cailev-article-card { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(1.8rem, 4vw, 5rem); align-items: center; padding: clamp(2rem, 4vw, 4rem) 0; border-top: 1px solid var(--hairline); }
.cailev-article-card-image { display: block; overflow: hidden; aspect-ratio: 4 / 3; background: var(--surface); }
.cailev-article-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 220ms ease; }
.cailev-article-card-image:hover img { transform: scale(1.025); }
.cailev-article-card-copy { min-width: 0; }
.cailev-article-card-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem; color: var(--muted); font-size: .7rem; letter-spacing: .07em; }
.cailev-article-number { color: var(--accent-bright); margin-right: auto; font-variant-numeric: tabular-nums; }
.cailev-library-languages { display: inline-flex; gap: .7rem; align-items: center; }
.cailev-library-languages a { font: 600 .7rem/1.5 var(--font-sans); letter-spacing: .08em; border-bottom: 1px solid currentColor; padding: .25rem 0; }
.cailev-article-card h2 { font-family: var(--font-display); font-size: clamp(2rem, 3.7vw, 4rem); font-weight: 400; line-height: 1.05; letter-spacing: -.025em; margin: 1.3rem 0; overflow-wrap: anywhere; }
.cailev-article-card-copy > p { color: var(--muted); line-height: 1.8; max-width: 65ch; margin-bottom: 1.6rem; }
.cailev-article-card .text-link { font-size: .8rem; }
.cailev-articles-empty { border-top: 1px solid var(--hairline); padding: clamp(3rem, 7vw, 7rem) 0; max-width: 48rem; }
.cailev-articles-empty > span { color: var(--accent-bright); letter-spacing: .2em; font-size: .75rem; }
.cailev-articles-empty h3 { font: 400 clamp(2.4rem, 5vw, 4.5rem)/1.05 var(--font-display); margin: 1.5rem 0; }
.cailev-articles-empty p { color: var(--muted); line-height: 1.8; }
.cailev-library-hero { min-height: auto; overflow: visible; }
.cailev-library-hero .article-hero-content { min-height: 36rem; padding-block: clamp(4rem, 7vw, 7rem); }
.cailev-library-hero .article-hero-content h1 { max-width: 19ch; font-size: clamp(3rem, 6.5vw, 6.8rem); line-height: .98; overflow-wrap: anywhere; margin-top: 1.4rem; }
.cailev-library-hero .article-hero-meta { display: grid; grid-template-columns: max-content minmax(0, 1fr); align-items: baseline; gap: .5rem 1.5rem; }
/* The provenance paragraph and date use the same metrics, including on blog heroes. */
.article-hero-meta { align-items: baseline; }
.article-hero-meta > time,
.article-hero-meta > .cailev-translation-origin { margin: 0; padding: 0; font: inherit; line-height: 1.6; letter-spacing: inherit; }
.cailev-library-return { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding: 2rem var(--page-gutter); background: var(--paper); color: var(--ink); border-top: 1px solid var(--dark-hairline); font-size: .8rem; }
.cailev-library-article .comments-area { background: var(--paper); color: var(--ink); padding-inline: var(--page-gutter); }
.cailev-library-reading { padding-bottom: 1.5rem; }
.cailev-library-body > :last-child { margin-bottom: 0; }
.cailev-library-return { padding-block: 1rem; }
.cailev-library-article .comments-area { padding-top: .75rem; }
.cailev-library-article .cailev-discussion-inner { border-top: 0; }
.cailev-article-topics { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; padding: 0; margin: 1rem 0; font: 500 .72rem/1.5 var(--font-sans); letter-spacing: .03em; }
.cailev-article-topics li { border: 1px solid var(--hairline); border-radius: 1rem; padding: .25rem .75rem; color: var(--muted); overflow-wrap: anywhere; max-width: 100%; }
.cailev-articles-index a:focus-visible, .cailev-library-article a:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
@media (prefers-reduced-motion: reduce) { .cailev-article-card-image img { transition: none; } }
@media (max-width: 640px) {
  .cailev-article-card { grid-template-columns: minmax(0, 1fr); }
  .cailev-library-hero .article-hero-content { min-height: auto; }
}
@media (max-width: 860px) {
  .main-nav:has(.cailev-library-menu) { column-gap: 1.25rem; row-gap: .4rem; }
  .header-tools:has(.cailev-library-menu) { align-items: start; }
  .main-nav-wrap:has(.cailev-library-menu) { min-width: 0; }
  .cailev-library-dropdown > .sub-menu { position: static; width: 100%; min-width: 0; box-shadow: none; }
  .cailev-library-menu:has(details[open]) { flex-basis: 100%; }
  .cailev-library-reading, .cailev-library-reading.chapters-hidden { grid-template-columns: minmax(0, 1fr); }
  .cailev-chapters-controls { position: static; }
  .cailev-library-rail nav { position: static; max-height: none; border-bottom: 1px solid currentColor; }
}