/* Douglas: system fonts only. Build owns page content; these are its classes.
   Home: hero, eyebrow, lead, hero-links, section, section-heading.
   Categories: category-grid > category-card (a or li), category-count.
   Lists: article-list > entry; entry-title, entry-meta, entry-summary.
   Reading: article-header, metadata, category-links, article-body.
   Chronology: archive-year, archive-month. Shell: wrap, masthead, brand. */
:root {
  color-scheme: light;
  --bg: #f8f6f0;
  --paper: #fffdf8;
  --ink: #263936;
  --muted: #5a6862;
  --accent: #185e59;
  --hover: #103e3b;
  --line: #d6dcd3;
  --tint: #edf1e9;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 1rem/1.7 var(--sans); }
a { color: var(--accent); text-underline-offset: .2em; text-decoration-thickness: 1px; }
a:hover { color: var(--hover); }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; border-radius: 2px; }
:target { scroll-margin-top: 2rem; }
.wrap { width: min(100% - 4rem, 68rem); margin-inline: auto; }
main { min-height: 65vh; padding-bottom: 3rem; }
main, p, li, h1, h2, h3, a { overflow-wrap: anywhere; }
.site-header { border-top: 4px solid var(--accent); border-bottom: 1px solid var(--line); }
.masthead { min-height: 6.5rem; display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding-block: 1.7rem; }
.brand { color: var(--ink); font: 1.75rem/1.3 var(--serif); text-decoration: none; }
.site-label, .eyebrow { color: var(--accent); font-size: .75rem; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3, h4, h5, h6 { font-family: var(--serif); font-weight: 400; line-height: 1.2; text-wrap: pretty; }
h1 { font-size: clamp(2.3rem, 5.5vw, 4.6rem); letter-spacing: -.035em; margin: .6em 0 .45em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); }
h3 { font-size: 1.5rem; }
p { margin: 0 0 1.25em; }
.hero { padding: clamp(3rem, 7vw, 6rem) 0 3.5rem; max-width: 54rem; }
.hero h1 { max-width: 15ch; }
.lead { max-width: 42rem; font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--muted); }
.hero-links, .category-links { display: flex; flex-wrap: wrap; gap: .7rem 1.5rem; }
.hero-links { margin-top: 2rem; }
.section { padding-block: 2.5rem; border-top: 1px solid var(--line); }
.section-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .5rem 2rem; margin-bottom: 1.4rem; }
.section-heading h2 { margin: 0; }
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; padding: 0; list-style: none; }
.category-card { display: block; padding: 1.3rem; border: 1px solid var(--line); background: var(--paper); text-decoration: none; }
.category-card h3 { margin: 0 0 .5rem; font-size: 1.3rem; }
.category-card:hover { border-color: var(--accent); background: var(--tint); }
.category-count, .metadata, .entry-meta, .site-footer, .small { color: var(--muted); font-size: .875rem; }
.article-list { list-style: none; padding: 0; margin: 0; }
.entry { padding-block: 1.5rem; border-bottom: 1px solid var(--line); }
.entry-title, .entry h2, .entry h3 { margin: .25rem 0 .5rem; font-size: clamp(1.35rem, 2.5vw, 1.8rem); }
.entry-title a, .entry h2 a, .entry h3 a { color: var(--ink); text-decoration: none; }
.entry-title a:hover, .entry h2 a:hover, .entry h3 a:hover { color: var(--accent); text-decoration: underline; }
.entry-summary { max-width: 46rem; color: var(--muted); margin-bottom: .5rem; }
.article-header { max-width: 52rem; margin: 3.5rem auto 2.5rem; }
.article-header h1 { font-size: clamp(2.1rem, 4.5vw, 3.5rem); }
.metadata { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; margin-block: 1rem; }
.article-body { max-width: 43rem; margin-inline: auto; font-size: 1.125rem; line-height: 1.85; }
.article-body h2, .article-body h3 { margin-top: 1.7em; }
.article-body li { margin-block: .5rem; }
.article-body li p { margin-bottom: .65rem; }
ul, ol { padding-left: 1.6em; }
blockquote { border-left: 3px solid var(--accent); margin: 2rem 0; padding-left: 1.5rem; color: var(--muted); }
img { max-width: 100%; height: auto; vertical-align: middle; }
.article-body img { margin-block: 1rem; }
hr { border: 0; border-top: 1px solid var(--line); margin-block: 2.5rem; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; }
code { font-size: .9em; }
.archive-year { padding-top: 2rem; border-top: 1px solid var(--line); }
.archive-month { margin-block: 2rem; }
.site-footer { padding-block: 2rem 3rem; border-top: 1px solid var(--line); }
.skip-link { position: absolute; left: 1rem; top: .5rem; transform: translateY(-200%); background: var(--paper); padding: .6rem 1rem; z-index: 1; }
.skip-link:focus { transform: none; }
@media (max-width: 760px) {
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .wrap { width: calc(100% - 2.5rem); }
  .masthead { flex-wrap: wrap; min-height: auto; gap: .5rem; }
  .hero { padding-block: 3rem 2rem; }
  .article-header { margin-top: 2.5rem; }
}
@media (max-width: 400px) {
  .category-grid { grid-template-columns: 1fr; }
  .site-label { display: block; width: 100%; }
}
@media print {
  body { background: white; color: black; }
  .wrap { width: 100%; }
  .skip-link, .site-footer { display: none; }
  .article-body { max-width: none; }
}

/* Author bibliography: typographic placeholders until original covers are supplied. */
.book-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 3.5rem 2.5rem; list-style: none; padding: 0; margin: 0 0 3rem; }
.book-grid-compact { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1.5rem; margin-bottom: 0; }
.book-card { min-width: 0; }
.book-cover-link { display: block; text-decoration: none; }
.book-cover-wrap { min-width: 0; }
.book-cover { aspect-ratio: 2 / 3; display: flex; flex-direction: column; justify-content: space-between; padding: 10% 10% 9% 13%; color: #fff8eb; background: #305650; border-left: 5px solid #0002; box-shadow: 5px 7px 0 #26393612; transition: transform .15s ease; }
.book-cover-link:hover .book-cover { transform: translateY(-4px); }
.cover-author { font: .75rem/1.5 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.cover-title { font: 2.1rem/1.13 var(--serif); text-wrap: pretty; }
.cover-year { font: .8rem/1.5 var(--sans); border-top: 1px solid #ffffff60; padding-top: .75rem; letter-spacing: .15em; }
.cover-caperucitas { background: #843e37; }
.cover-empresa { background: #315953; }
.cover-historia { background: #8a6436; }
.cover-confusa { background: #535568; }
.cover-apacible { background: #3f5464; }
.cover-caption { font-size: .7rem; color: var(--muted); margin: .7rem 0 1.3rem; }
.book-card h3 { margin: .5rem 0 .8rem; font-size: 1.5rem; }
.book-card h3 a { color: var(--ink); text-decoration: none; }
.book-card .eyebrow { font-size: .65rem; letter-spacing: .06em; margin: 0; }
.book-summary { color: var(--muted); }
.book-more { font-size: .875rem; }
.book-grid-compact .cover-title { font-size: 1.35rem; }
.book-grid-compact .cover-author { font-size: .6rem; letter-spacing: .05em; }
.book-grid-compact h3 { font-size: 1.2rem; }
.book-detail { display: grid; grid-template-columns: minmax(0, 19rem) minmax(0, 1fr); gap: 4rem; align-items: start; margin-top: 3rem; border: 0; }
.book-detail h1 { font-size: clamp(2rem, 4vw, 3.5rem); margin-top: .35em; }
.book-purchase { margin-block: 2rem; }
.book-purchase .small { display: block; margin-top: .7rem; }
.book-button { display: inline-block; padding: .7rem 1.2rem; color: var(--paper); background: var(--accent); text-decoration: none; border-radius: 3px; }
.book-button:hover { background: var(--hover); color: white; }
@media (max-width: 1000px) {
  .book-grid-compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .book-grid, .book-grid-compact { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem 1.25rem; }
  .cover-title, .book-grid-compact .cover-title { font-size: clamp(1.1rem, 4vw, 1.65rem); }
  .cover-author { font-size: .6rem; letter-spacing: .02em; }
  .book-detail { grid-template-columns: 1fr; gap: 1.5rem; margin-top: 0; }
  .book-detail > .book-cover-wrap { width: min(100%, 17rem); margin-inline: auto; }
  .book-detail .cover-title { font-size: 2rem; }
}
@media (prefers-reduced-motion: reduce) { .book-cover { transition: none; } }

/* Equal cover frames preserve each original image's proportions. */
.book-cover-image { display: block; width: 100%; height: 100%; object-fit: contain; }
.book-cover-wrap { aspect-ratio: 2 / 3; background: var(--tint); margin-bottom: 1.25rem; }
.book-grid-compact { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 1.25rem; }
.book-grid-compact .book-cover-wrap { width: 120px; max-width: 100%; margin-inline: auto; }
.book-grid-compact h3 { font-size: 1.05rem; }
.book-grid-compact .book-card .eyebrow { font-size: .6rem; }
@media (max-width: 1000px) {
  .book-grid-compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .book-grid-compact { gap: 1.5rem .8rem; }
  .book-grid-compact .book-cover-wrap { width: 88px; }
  .book-grid-compact h3 { font-size: .95rem; }
  .book-grid-compact .book-more { font-size: .75rem; }
}