:root {
  color-scheme: light dark;
  --bg: #fafafa;
  --fg: #151515;
  --muted: #5f646b;
  --line: #d9d9d6;
  --accent: #0b6f6a;
  --max: 66rem;
  --pad: clamp(1rem, 3vw, 2rem);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--fg);
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-block-size: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  font-size: 1rem;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 0.14rem solid var(--accent);
  outline-offset: 0.22rem;
}

.skip-link {
  position: fixed;
  inset-block-start: 0.75rem;
  inset-inline-start: 0.75rem;
  z-index: 10;
  padding: 0.45rem 0.65rem;
  background: var(--bg);
  border: 0.063rem solid var(--line);
  transform: translateY(-150%);
}

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

.site-header,
.site-footer {
  padding: 1rem var(--pad);
}

.nav,
.site-footer,
.page {
  inline-size: min(100%, var(--max));
  margin-inline: auto;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.brand {
  margin-inline-end: auto;
  font-weight: 700;
  text-decoration: none;
}

[aria-current="page"] {
  color: var(--accent);
}

.page {
  padding: clamp(3rem, 8vw, 6rem) var(--pad);
}

.intro {
  max-inline-size: 46rem;
}

.eyebrow,
.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.eyebrow {
  margin-block: 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
h3,
h4,
p {
  margin-block-start: 0;
}

h1 {
  margin-block-end: 1rem;
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  line-height: 0.98;
}

h2 {
  margin-block: 3rem 0.75rem;
  padding-block-start: 1.25rem;
  border-block-start: 0.063rem solid var(--line);
  font-size: 1.35rem;
}

h3 {
  margin-block-end: 0.2rem;
  font-size: 1rem;
}

h4 {
  margin-block: 1rem 0.25rem;
  color: var(--muted);
  font-size: 0.92rem;
  text-transform: uppercase;
}

.about,
.cv,
.policy-index,
.policy-article {
  max-inline-size: 50rem;
}

.policy-article {
  max-inline-size: 58rem;
}

.policy-article .intro {
  max-inline-size: 52rem;
}

.policy-article p,
.policy-article li {
  max-inline-size: 46rem;
}

.article-card {
  margin-block-start: 3rem;
  padding-block-start: 1.25rem;
  border-block-start: 0.063rem solid var(--line);
}

.article-card h2 {
  margin-block: 0 0.75rem;
  padding-block-start: 0;
  border-block-start: 0;
}

.formula-block {
  max-inline-size: 46rem;
  margin-block: 1.25rem;
  padding: 1rem;
  border-inline-start: 0.2rem solid var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.formula-block p {
  margin-block-end: 0.35rem;
}

.table-wrap {
  inline-size: 100%;
  margin-block: 1.25rem;
  overflow-x: auto;
}

table {
  inline-size: 100%;
  min-inline-size: 42rem;
  border-collapse: collapse;
  font-size: 0.92rem;
  line-height: 1.45;
}

caption {
  margin-block-end: 0.5rem;
  color: var(--muted);
  text-align: start;
}

th,
td {
  padding: 0.65rem;
  border: 0.063rem solid var(--line);
  text-align: start;
  vertical-align: top;
}

thead th {
  background: color-mix(in srgb, var(--fg) 7%, transparent);
}

.article-footer {
  margin-block-start: 3rem;
  padding-block-start: 1.25rem;
  border-block-start: 0.063rem solid var(--line);
  color: var(--muted);
}

.contact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
}

.contact-section {
  max-inline-size: 46rem;
}

.email-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.email-svg {
  inline-size: auto;
  max-inline-size: 100%;
  block-size: 1em;
  color: var(--fg);
  flex: 0 1 auto;
  display: block;
  overflow: visible;
}

.email-svg rect {
  fill: currentColor;
}

.copy-button {
  min-block-size: 2.5rem;
  padding: 0.5rem 0.8rem;
  border: 0.063rem solid var(--line);
  border-radius: 0.25rem;
  background: transparent;
  color: inherit;
  font: inherit;
  line-height: 1;
  cursor: pointer;
}

.copy-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.copy-status {
  min-inline-size: 4.5rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.timeline {
  padding-inline-start: 1.3rem;
}

.timeline li + li {
  margin-block-start: 1.25rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0 0.35rem;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.tags li {
  padding: 0;
}

.tags li:not(:last-child)::after {
  content: ",";
}

.site-footer {
  color: var(--muted);
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111312;
    --fg: #f2f2ee;
    --muted: #a6aaa6;
    --line: #303431;
    --accent: #69d3c8;
  }
}