:root {
  --ink: #172126;
  --muted: #5f6d73;
  --paper: #f6f3eb;
  --surface: #fffdf8;
  --line: #d9d7cf;
  --accent: #176b67;
  --accent-dark: #0d4b48;
  --warm: #d46a3a;
  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

a { color: var(--accent-dark); text-underline-offset: 0.2em; }
a:hover { color: var(--warm); }

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.94);
}

.nav-wrap {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.site-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.site-nav a { color: var(--muted); font-size: 0.92rem; font-weight: 650; text-decoration: none; }
.site-nav a[aria-current="page"], .site-nav a:hover { color: var(--accent-dark); }

main, .site-footer-inner {
  width: min(calc(100% - 2rem), var(--max-width));
  margin-inline: auto;
}

.hero { padding: clamp(4rem, 9vw, 8rem) 0 4rem; }
.eyebrow { color: var(--warm); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.035em; }
h1 { max-width: 850px; margin: 0.55rem 0 1.25rem; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.8rem, 7vw, 5.8rem); font-weight: 500; }
h2 { margin-top: 0; font-size: clamp(1.7rem, 3vw, 2.5rem); }
h3 { font-size: 1.2rem; }
.lede { max-width: 720px; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.28rem); }

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }
.button { display: inline-block; padding: 0.72rem 1rem; border: 1px solid var(--accent); border-radius: 999px; color: var(--surface); background: var(--accent); font-weight: 750; text-decoration: none; }
.button.secondary { color: var(--accent-dark); background: transparent; }
.button:hover { color: white; background: var(--warm); border-color: var(--warm); }

.section { padding: 3.5rem 0; border-top: 1px solid var(--line); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.section-heading p { max-width: 650px; margin: 0; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.leadership-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding-bottom: 4rem;
}
.leadership-row .card { min-height: 210px; border-color: var(--accent); }
.people-section-title { margin: 0 0 1.5rem; font-size: 1.45rem; line-height: 1.2; }
.person-links { margin: -0.25rem 0 1rem; font-size: 0.9rem; font-weight: 700; }
.card { min-height: 210px; padding: 1.4rem; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.card p { color: var(--muted); }
.card-link { font-weight: 750; }
.meta { color: var(--muted); font-size: 0.88rem; }
.tag { display: inline-block; margin: 0.2rem 0.15rem 0.2rem 0; padding: 0.15rem 0.55rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 0.78rem; }

.page-header { max-width: 780px; padding: 4.5rem 0 2.5rem; }
.page-header h1 { font-size: clamp(2.5rem, 6vw, 4.6rem); }
.prose { max-width: 800px; padding-bottom: 5rem; }
.prose h2 { margin-top: 2.8rem; }
.prose h3 { margin-top: 2rem; }
.prose li + li { margin-top: 0.45rem; }
.markdown-body { padding: 0 0 5rem; }
.markdown-body h2 { padding-bottom: 0.45rem; border-bottom: 1px solid var(--line); }
.markdown-body ul, .markdown-body ol { padding-left: 1.4rem; }
.markdown-body pre { max-width: 100%; overflow-x: auto; padding: 1.2rem; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.markdown-body pre code { padding: 0; background: transparent; }
.markdown-body .mermaid { text-align: center; }
.task-item { list-style: none; margin-left: -1.4rem; }
.task-item input { margin-right: 0.45rem; accent-color: var(--accent); }
.callout { margin: 2rem 0; padding: 1.2rem 1.4rem; border-left: 4px solid var(--warm); background: var(--surface); }
.empty-state { padding: 2rem; border: 1px dashed var(--line); border-radius: 14px; color: var(--muted); background: rgba(255,255,255,0.35); }
code { padding: 0.12rem 0.35rem; border-radius: 4px; background: #eae7de; font-size: 0.9em; }

.site-footer { margin-top: 3rem; border-top: 1px solid var(--line); }
.site-footer-inner { display: flex; justify-content: space-between; gap: 1rem; padding: 2rem 0; color: var(--muted); font-size: 0.88rem; }

@media (max-width: 760px) {
  .nav-wrap { align-items: flex-start; flex-direction: column; gap: 0.5rem; padding: 1rem 0; }
  .site-nav { gap: 0.75rem 1rem; }
  .grid { grid-template-columns: 1fr; }
  .leadership-row { grid-template-columns: 1fr; padding-bottom: 3rem; }
  .section-heading, .site-footer-inner { align-items: flex-start; flex-direction: column; }
}