:root {
  --article-ink: #273334;
  --article-muted: #69716f;
  --article-primary: #2b7777;
  --article-paper: #f6f5f1;
  --article-white: #fdfcf9;
  --article-line: #d7d3c7;
}

* { box-sizing: border-box; }

html {
  color: var(--article-ink);
  background: var(--article-paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body { margin: 0; background: var(--article-white); }

.article-site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1180px;
  margin: auto;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--article-line);
}

.article-site-mark,
.article-back-link,
.article-reading-footer a,
.article-not-found a { color: inherit; text-decoration: none; }

.article-site-mark { display: flex; align-items: center; gap: .75rem; }

.article-site-mark > span {
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  color: var(--article-white);
  background: var(--article-primary);
  font: 700 1.15rem Georgia, serif;
}

.article-site-mark strong { font-size: .9rem; letter-spacing: .04em; }

.article-back-link {
  color: var(--article-primary);
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.article-pilot-banner {
  display: flex;
  justify-content: center;
  gap: .7rem;
  padding: .7rem 1rem;
  color: #fdfcf9;
  background: #235f60;
  font-size: .78rem;
}

.article-pilot-banner span { opacity: .86; }

.article-reading-shell {
  max-width: 1180px;
  min-height: calc(100vh - 82px);
  margin: auto;
  padding: 5rem 2rem 7rem;
}

.article-reading-content { min-width: 0; max-width: 780px; margin: auto; }

.article-reading-header { padding-bottom: 2.5rem; border-bottom: 1px solid var(--article-line); }

.article-kicker {
  display: block;
  margin-bottom: 1.1rem;
  color: var(--article-primary);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.article-reading-header h1 {
  max-width: 16ch;
  margin: 0;
  font: 700 clamp(2.5rem, 7vw, 5.2rem)/.98 Georgia, "Times New Roman", serif;
  letter-spacing: -.035em;
}

.article-subtitle {
  margin: 1.4rem 0 0;
  color: var(--article-primary);
  font: italic 1.25rem/1.55 Georgia, serif;
}

.article-lead {
  max-width: 42rem;
  margin: 1.6rem 0 0;
  color: var(--article-muted);
  font-size: 1.15rem;
  line-height: 1.75;
}

.article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.25rem;
  margin: 1.5rem 0 0;
  color: var(--article-muted);
  font-size: .78rem;
}

.article-reading-body {
  padding: 2.2rem 0;
  color: var(--article-ink);
  font: 1.08rem/1.85 Georgia, "Times New Roman", serif;
}

.article-content-block + .article-content-block {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--article-line);
}

.article-reading-body h2,
.article-reading-body h3,
.article-reading-body h4,
.article-reading-body h5,
.article-reading-body h6 {
  margin: 2rem 0 .8rem;
  color: var(--article-ink);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  line-height: 1.25;
}

.article-reading-body h2 { font-size: 1.6rem; }
.article-reading-body h3 { font-size: 1.3rem; }
.article-reading-body p { margin: 0 0 1.2rem; }
.article-reading-body ul { margin: 0 0 1.4rem; padding-left: 1.4rem; }
.article-reading-body code { padding: .1rem .3rem; background: var(--article-paper); font-size: .9em; }
.article-reading-footer { padding-top: 1.5rem; border-top: 1px solid var(--article-line); }
.article-reading-footer a,
.article-not-found a { color: var(--article-primary); font-size: .82rem; font-weight: 700; }
.article-not-found { max-width: 680px; margin: auto; text-align: center; }
.article-not-found > span { color: var(--article-primary); font-size: .75rem; font-weight: 800; letter-spacing: .14em; }
.article-not-found h1 { margin: 1rem 0; font: 700 clamp(2.5rem, 6vw, 4.5rem)/1 Georgia, serif; }
.article-not-found p { color: var(--article-muted); line-height: 1.7; }

@media (max-width: 650px) {
  .article-site-header { padding: 1rem 1.2rem; }
  .article-site-mark strong { display: none; }
  .article-pilot-banner { display: grid; text-align: center; }
  .article-reading-shell { padding: 3.5rem 1.25rem 5rem; }
  .article-reading-header h1 {
    max-width: 100%;
    font-size: clamp(2.2rem, 10vw, 3rem);
    overflow-wrap: anywhere;
  }
  .article-reading-body { font-size: 1.03rem; }
}