/* Calverell editorial system. Local system fonts; no network dependencies. */
:root {
  --color-ivory: #f6f4ed;
  --color-charcoal: #252923;
  --color-green: #173c32;
  --color-stone: #67665f;
  --rule: #d7d5ca;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--color-ivory); color: var(--color-charcoal); font-family: var(--font-serif); font-size: 18px; line-height: 1.75; }
main { display: block; padding-bottom: 30px !important; }
h1, h2, h3 { margin: 0 0 20px; color: var(--color-green); font-weight: 400; line-height: 1.14; text-wrap: balance; }
h1 { font-size: clamp(2.6rem, 5.4vw, 5rem); letter-spacing: -.035em; max-width: 990px; }
h2 { font-size: clamp(1.7rem, 2.4vw, 2.3rem); letter-spacing: -.015em; }
h3 { font-size: 1.55rem; }
p { margin: 0 0 24px; }
a { color: var(--color-green); text-underline-offset: .22em; text-decoration-thickness: 1px; overflow-wrap: anywhere; }
a:hover { text-decoration-thickness: 2px; }
img { display: block; max-width: 100%; height: auto; }
figure { margin: 48px 0; }
figcaption { font-family: var(--font-sans); font-size: .85rem; color: var(--color-stone); }
:focus-visible { outline: 3px solid var(--color-green); outline-offset: 5px; }
.skip-link { position: fixed; left: 20px; top: -100px; z-index: 100; background: var(--color-green); color: var(--color-ivory); padding: 12px 20px; font-family: var(--font-sans); }
.skip-link:focus { top: 10px; outline-color: var(--color-charcoal); }
.shell { max-width: 1252px; padding: 0 36px; margin: 0 auto; }
.site-header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; padding-top: 34px; padding-bottom: 32px; border-bottom: 1px solid var(--rule); }
.brand { font-family: var(--font-serif); font-size: 1.42rem; letter-spacing: .06em; line-height: 1.3; text-decoration: none; color: var(--color-green); white-space: nowrap; }
.descriptor { display: block; font-family: var(--font-sans); font-size: .63rem; color: var(--color-stone); letter-spacing: .24em; margin-top: 8px; }
nav { display: flex; flex-wrap: wrap; gap: 14px 26px; }
nav a { font-family: var(--font-sans); font-size: .8rem; color: var(--color-charcoal); text-decoration: none; padding: 7px 0; }
nav a:hover, nav a[aria-current="page"] { color: var(--color-green); text-decoration: underline; text-underline-offset: 7px; }
.hero { padding: 105px 0 36px; }
.eyebrow { font-family: var(--font-sans); color: var(--color-stone); font-size: .72rem; letter-spacing: .16em; margin-bottom: 28px; }
.lede { max-width: 740px; font-size: clamp(1.15rem, 2vw, 1.4rem); color: var(--color-stone); line-height: 1.65; margin-top: 28px; margin-bottom: 0; }
.button { display: inline-block; border-bottom: 1px solid var(--color-green); padding: 8px 0; font-family: var(--font-sans); font-size: .85rem; text-decoration: none; }
.button span { margin-left: 30px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 42px; margin: 58px 0 95px; }
.card { min-width: 0; border-top: 1px solid var(--rule); padding-top: 24px; }
.card h2 { font-size: 1.65rem; }
.card p { font-size: 1rem; color: var(--color-stone); line-height: 1.7; }
.section-heading { border-top: 1px solid var(--color-green); padding-top: 22px; font-family: var(--font-sans); font-size: .75rem; letter-spacing: .15em; text-transform: uppercase; margin-bottom: 24px; }
.article-row { display: grid; grid-template-columns: 240px minmax(0, 1fr); column-gap: 52px; border-top: 1px solid var(--rule); padding: 32px 0; }
.article-row .meta { grid-row: span 2; }
.article-row h2 { font-size: 1.9rem; margin-bottom: 14px; }
.article-row h2 a { text-decoration: none; }
.article-row h2 a:hover { text-decoration: underline; }
.article-row > p:last-child { grid-column: 2; max-width: 700px; color: var(--color-stone); font-size: 1rem; margin-bottom: 0; }
.meta { font-family: var(--font-sans); font-size: .75rem; line-height: 1.9; color: var(--color-stone); margin-bottom: 22px; }
.abstract { max-width: 720px; color: var(--color-stone); border-left: 2px solid var(--rule); padding-left: 22px; margin: 40px auto; font-size: 1.2rem; }
.prose { max-width: 720px; margin: 0 auto; line-height: 1.85; }
.prose h2 { margin-top: 56px; font-size: 1.9rem; }
.prose h3 { margin-top: 36px; }
.prose p, .prose li { overflow-wrap: anywhere; }
.prose pre { overflow-x: auto; font-size: .85rem; }
.prose blockquote { margin: 32px 0; padding-left: 24px; border-left: 2px solid var(--rule); color: var(--color-stone); }
.categories { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 16px 0; margin: 15px 0 25px; }
.categories a { font-size: .8rem; }
.empty-state { padding: 72px 0 40px; max-width: 680px; color: var(--color-stone); }
.empty-state p + p { font-size: 1rem; }
.framework { margin: 0 0 70px; }
.principle { display: grid; grid-template-columns: 90px minmax(0, 1fr); gap: 25px; border-top: 1px solid var(--rule); padding: 30px 0; }
.principle h2 { font-size: 2rem; }
.principle p { font-size: 1.05rem; color: var(--color-stone); max-width: 720px; margin-bottom: 0; }
.framework .principle { grid-template-columns: 240px minmax(0, 1fr); }
.number { font-family: var(--font-sans); font-size: .75rem; color: var(--color-stone); padding-top: 8px; }
.contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 55px; padding: 30px 0 60px; }
.contact-grid h2 { font-size: 1.7rem; }
.contact-grid a { font-size: 1.15rem; }
.back-link { max-width: 720px; margin: 65px auto 0; border-top: 1px solid var(--rule); padding-top: 24px; font-family: var(--font-sans); font-size: .85rem; }
.table-wrap { max-width: 100%; overflow-x: auto; margin: 36px 0; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { padding: 12px 18px; border-bottom: 1px solid var(--rule); text-align: left; }
th { font-family: var(--font-sans); font-size: .8rem; }
.footnote { margin-top: 50px; font-size: .85rem; color: var(--color-stone); }
.footnote hr { border: 0; border-top: 1px solid var(--rule); }
.site-footer { border-top: 1px solid var(--rule); margin-top: 65px; padding: 45px 0 35px; }
.footer-inner { display: grid; grid-template-columns: 1fr 2fr; gap: 34px 50px; }
.footer-inner nav { justify-content: flex-end; }
.footer-inner > p { grid-column: 1 / -1; font-family: var(--font-sans); font-size: .7rem; color: var(--color-stone); margin-bottom: 0; }
@media (max-width: 900px) {
  .site-header { align-items: flex-start; }
  .site-header nav { width: 100%; gap: 10px 24px; }
  .grid { gap: 25px; }
  .article-row { grid-template-columns: 175px minmax(0, 1fr); gap: 25px; }
}
@media (max-width: 640px) {
  body { font-size: 17px; }
  .shell { padding-left: 20px; padding-right: 20px; }
  .site-header { padding-top: 25px; padding-bottom: 20px; gap: 22px; }
  nav { gap: 8px 22px; }
  nav a { font-size: .8rem; min-height: 32px; }
  .hero { padding: 62px 0 30px; }
  .eyebrow { margin-bottom: 22px; }
  .grid { grid-template-columns: 1fr; gap: 20px; margin: 42px 0 60px; }
  .card h2 { font-size: 1.6rem; }
  .article-row { grid-template-columns: 1fr; gap: 0; padding: 26px 0; }
  .article-row .meta { grid-row: auto; margin-bottom: 14px; }
  .article-row > p:last-child { grid-column: 1; }
  .article-row h2 { font-size: 1.7rem; }
  .principle { grid-template-columns: 35px minmax(0, 1fr); gap: 15px; }
  .principle h2 { font-size: 1.7rem; }
  .framework .principle { grid-template-columns: 1fr; gap: 10px; }
  .framework .principle h3 { margin-bottom: 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 35px; }
  .footer-inner { grid-template-columns: 1fr; gap: 26px; }
  .footer-inner nav { justify-content: flex-start; }
  .prose h2 { font-size: 1.65rem; }
  .abstract { font-size: 1.1rem; }
  .table-wrap { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header, .site-footer, nav, .skip-link, .back-link, .button { display: none !important; }
  body { background: white; color: black; font-size: 11pt; }
  .shell { padding: 0; max-width: none; }
  .hero { padding: 0 0 15px; }
  h1 { font-size: 28pt; }
  h1, h2, h3, a { color: black; }
  h2, h3 { break-after: avoid; }
  .prose, .abstract { max-width: none; }
  .prose { orphans: 3; widows: 3; }
  a { text-decoration: underline; }
  .table-wrap { overflow: visible; }
  table { table-layout: fixed; font-size: 8pt; }
  th, td { overflow-wrap: anywhere; padding: 5pt; }
  img { max-height: 8in; object-fit: contain; }
}