:root {
  color-scheme: light;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --rule: #e0ddd8;
  --link: #1a4f8b;
  --accent: #c2410c;
  --accent-soft: #fbf3ec;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Inter, Helvetica, Arial, sans-serif;
  --measure: 44rem;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: Charter, Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.65;
  margin: 0 auto;
  max-width: var(--measure);
  padding: 0 1.25rem 6rem;
}

a {
  color: var(--link);
}

a:hover {
  text-decoration: none;
}

/* ---------- hero ---------- */

.hero {
  background:
    radial-gradient(60rem 22rem at 18% -20%, var(--accent-soft), transparent 70%),
    linear-gradient(180deg, #faf8f5, var(--bg));
  border-bottom: 1px solid var(--rule);
  margin: 0 calc(50% - 50vw) 3.5rem;
  padding: 4.5rem 1.25rem 0;
  position: relative;
}

.hero-inner {
  margin: 0 auto;
  max-width: var(--measure);
}

.kicker {
  align-items: center;
  color: var(--muted);
  display: inline-flex;
  font-family: var(--sans);
  font-size: 0.72rem;
  gap: 0.5rem;
  letter-spacing: 0.09em;
  margin: 0 0 1.5rem;
  text-transform: uppercase;
}

.kicker-dot {
  background: var(--accent);
  border-radius: 50%;
  height: 0.4rem;
  width: 0.4rem;
}

h1 {
  font-size: clamp(2rem, 6.2vw, 2.9rem);
  letter-spacing: -0.02em;
  text-wrap: balance;
  line-height: 1.12;
  margin: 0 0 1.25rem;
}

h1 .accent {
  color: var(--accent);
  font-style: italic;
}

.deck {
  font-size: 1.08rem;
  margin: 0 0 2rem;
  max-width: 37rem;
}

.authors {
  display: flex;
  flex-wrap: wrap;
  font-family: var(--sans);
  font-size: 0.9rem;
  gap: 0.15rem 0.9rem;
  margin: 0 0 0.6rem;
}

.authors span + span::before {
  color: var(--rule);
  content: "/";
  margin-right: 0.9rem;
}

.affils {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-family: var(--sans);
  font-size: 0.78rem;
  gap: 0.4rem 1.2rem;
  margin: 0 0 2rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0;
  padding-bottom: 4rem;
}

.btn {
  border-radius: 999px;
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.85rem;
  line-height: 1;
  padding: 0.7rem 1.15rem;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: #9a330a;
  border-color: #9a330a;
}

.btn-ghost {
  border: 1px solid var(--rule);
  color: var(--muted);
}

.btn-ghost:hover {
  border-color: var(--muted);
  color: var(--fg);
}

@media (max-width: 34rem) {
  .hero {
    padding-top: 3.25rem;
  }

  .deck {
    font-size: 1rem;
  }
}

h2 {
  font-size: 1.25rem;
  margin: 3rem 0 0.75rem;
}

h3 {
  font-size: 1rem;
  margin: 2rem 0 0.5rem;
}

p {
  margin: 0 0 1.1rem;
}

sup {
  font-size: 0.7em;
  line-height: 0;
}

blockquote {
  border-left: 2px solid var(--rule);
  color: var(--muted);
  margin: 1.5rem 0;
  padding: 0 0 0 1rem;
}

figure {
  margin: 2rem 0;
}

figure img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

figcaption {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-top: 0.6rem;
}

.wide {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  max-width: 100vw;
}

.wide img {
  max-width: min(56rem, calc(100vw - 2.5rem));
}

.figrow {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr 1fr;
  margin: 0 auto;
  max-width: min(52rem, calc(100vw - 2.5rem));
}

.figrow img {
  max-width: 100%;
  width: 100%;
}

@media (max-width: 40rem) {
  .figrow {
    grid-template-columns: 1fr;
  }
}

.wide figcaption {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--measure);
  padding: 0 1.25rem;
}

.eq {
  font-size: 0.95rem;
  margin: 1.5rem 0;
  overflow-x: auto;
  text-align: center;
}

.table-wrap {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1.5rem 0 0.6rem;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--rule);
  padding: 0.4rem 0.75rem 0.4rem 0;
  text-align: right;
}

th:first-child,
td:first-child {
  text-align: left;
}

thead th {
  border-bottom: 1px solid var(--fg);
  font-weight: normal;
}

.caption {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 2rem;
}

ul {
  padding-left: 1.2rem;
}

li {
  margin-bottom: 0.4rem;
}

pre {
  background: var(--rule);
  border-radius: 3px;
  font-size: 0.8rem;
  line-height: 1.5;
  overflow-x: auto;
  padding: 0.9rem 1rem;
}

code {
  font-size: 0.9em;
}

footer {
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 4rem;
  padding-top: 1.5rem;
}