:root {
  color-scheme: dark;
  --background: #1b1b1a;
  --surface: #222220;
  --border: #343431;
  --text-primary: #ece8df;
  --text-secondary: #aaa79f;
  --text-muted: #77746e;
  --accent: #aebcf4;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--background);
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--background);
  color: var(--text-primary);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 52%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-color: var(--accent);
}

a:focus-visible {
  border-radius: 2px;
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 8px 12px;
  background: var(--text-primary);
  color: var(--background);
  font-family: var(--sans);
  font-size: 0.9rem;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  width: min(100%, 760px);
  margin: 0 auto;
  padding: 64px 28px;
}

.site-header,
.site-footer {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--sans);
  font-size: 0.86rem;
}

.site-header {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.site-name {
  flex: 0 0 auto;
  color: var(--text-primary);
  font-weight: 650;
  text-decoration: none;
}

.site-header nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.site-header nav a,
.site-footer nav a {
  color: var(--text-secondary);
  text-decoration: none;
}

main > section {
  padding: 76px 0;
  border-bottom: 1px solid var(--border);
}

.introduction {
  padding-top: 88px;
}

.eyebrow,
.organization,
.project-number,
.technology-list,
.project-links,
.contact-links {
  font-family: var(--sans);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--text-primary);
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.14;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(2.45rem, 8vw, 4rem);
  letter-spacing: -0.035em;
}

h2 {
  margin-bottom: 32px;
  font-size: clamp(1.7rem, 5vw, 2.25rem);
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 0;
  font-size: 1.48rem;
}

.organization {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.introduction-copy {
  margin-top: 36px;
  font-size: 1.14rem;
}

.markdown > :first-child {
  margin-top: 0;
}

.markdown > :last-child {
  margin-bottom: 0;
}

.markdown p,
.markdown li {
  color: var(--text-secondary);
}

.markdown strong {
  color: var(--text-primary);
  font-weight: 600;
}

.markdown code {
  padding: 0.1em 0.3em;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--surface);
  font-size: 0.88em;
}

.markdown pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.85rem;
  line-height: 1.55;
}

.markdown pre code {
  padding: 0;
  border: 0;
  background: transparent;
}

.markdown blockquote {
  margin: 1.5em 0;
  padding-left: 20px;
  border-left: 2px solid var(--border);
}

.markdown img,
.markdown table {
  max-width: 100%;
}

.markdown table {
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
}

.markdown th,
.markdown td {
  padding: 8px 12px;
  border: 1px solid var(--border);
  text-align: left;
}

.project-list {
  border-top: 1px solid var(--border);
}

.project {
  padding: 44px 0 48px;
  border-bottom: 1px solid var(--border);
}

.project:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.project-header {
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: baseline;
  gap: 12px;
}

.project-number {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.project-summary {
  margin: 18px 0 12px 56px;
  color: var(--text-primary);
  font-size: 1.03rem;
  line-height: 1.55;
}

.project-body,
.technology-list,
.project-links {
  margin-left: 56px;
}

.project-body {
  font-size: 0.98rem;
}

.technology-list,
.project-links,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  padding: 0;
  list-style: none;
}

.technology-list {
  gap: 7px 16px;
  margin-top: 24px;
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.76rem;
}

.technology-list li:not(:last-child)::after {
  content: "·";
  margin-left: 16px;
  color: var(--border);
}

.project-links {
  gap: 10px 20px;
  margin-top: 18px;
  margin-bottom: 0;
  font-size: 0.83rem;
}

.contact-links {
  gap: 12px 24px;
  margin: 28px 0 0;
  font-size: 0.86rem;
}

.site-footer {
  padding-top: 30px;
  color: var(--text-muted);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 600px) {
  body {
    font-size: 17px;
  }

  .site-shell {
    padding: 32px 20px;
  }

  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .site-header nav {
    gap: 8px 16px;
  }

  main > section {
    padding: 58px 0;
  }

  .introduction {
    padding-top: 62px;
  }

  .project-header {
    grid-template-columns: 34px 1fr;
    gap: 8px;
  }

  .project-summary,
  .project-body,
  .technology-list,
  .project-links {
    margin-left: 42px;
  }
}

@media (forced-colors: active) {
  a:focus-visible {
    outline: 3px solid CanvasText;
  }
}