/* Tokens */
:root {
  --paper: #EEF0EE;
  --ink: #16233B;
  --ink-soft: #3A4658;
  --brass: #9C6F2C;
  --teal: #3E6E6B;
  --line: #C9CCC4;
  --hero-dark: #101826;
  --hero-paper: #F3EFE6;
  --measure: 42rem;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: "Source Serif 4", Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink);
}

a {
  color: var(--brass);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover { color: var(--teal); }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

/* Header / nav */
.site-header {
  max-width: 56rem;
  margin: 0 auto;
  padding: 1.75rem 1.5rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.site-header .wordmark {
  font-family: "Source Serif 4", serif;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
  text-decoration: none;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.95rem;
}

.site-header nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  color: var(--brass);
}

/* Hero (home page only) */
.hero {
  background: var(--hero-dark);
  color: var(--hero-paper);
  padding: 3.5rem 1.5rem 2.5rem;
  text-align: left;
}

.hero > * {
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
}

.hero h1 {
  color: var(--hero-paper);
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  margin: 0 0 0.4rem;
}

.hero .role {
  color: #C7CBD6;
  font-size: 1.05rem;
  margin: 0 0 2.25rem;
}

.dag {
  display: block;
  width: 100%;
  max-width: 42rem;
  height: auto;
}

.dag-node {
  fill: var(--hero-dark);
  stroke: #B8863B;
  stroke-width: 2;
}

.dag-edge {
  stroke: #B8863B;
  stroke-width: 1.5;
  stroke-dasharray: 260;
  stroke-dashoffset: 260;
  animation: draw-edge 1.1s ease-out forwards;
}

.dag-edge:nth-of-type(2) { animation-delay: 0.35s; }

.dag-label {
  fill: #D8DCE4;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 13px;
}

@keyframes draw-edge {
  to { stroke-dashoffset: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .dag-edge {
    animation: none;
    stroke-dashoffset: 0;
  }
}

/* Page content */
main {
  padding-bottom: 3rem;
}

.page {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 1rem;
}

.hero + .page {
  padding-top: 2.25rem;
}

.page h1 {
  font-size: 1.9rem;
  margin: 0 0 1.25rem;
}

.page h2 {
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.page h2:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.page p, .page li {
  max-width: 38rem;
}

.page ul {
  padding-left: 1.15rem;
}

.page li { margin-bottom: 0.5rem; }

.work-list {
  list-style: none;
  padding-left: 0;
  margin: 0 0 1.75rem;
  max-width: 38rem;
}

.work-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.work-list li:first-child { padding-top: 0; }

.work-list a {
  font-weight: 500;
  text-decoration: none;
}

.work-list a:hover { text-decoration: underline; }

.work-list .tag {
  color: var(--ink-soft);
  font-size: 0.85rem;
  white-space: nowrap;
}

.more-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.more-links a {
  font-size: 0.95rem;
}

.page pre {
  background: #E4E6E0;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85rem;
  line-height: 1.5;
}

.page code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85em;
}

/* Footer */
.site-footer {
  max-width: 56rem;
  margin: 0 auto;
  padding: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 1.5rem;
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-footer a:hover { color: var(--brass); }

@media (max-width: 32rem) {
  .site-header { padding: 1.25rem 1.25rem 0.85rem; }
  .hero { padding: 2.5rem 1.25rem 2rem; }
  .page { padding: 2rem 1.25rem 1rem; }
}