:root {
  color-scheme: light dark;
  --paper: #f5f3ed;
  --paper-deep: #ebe7dd;
  --ink: #17211b;
  --muted: #66716a;
  --line: rgba(23, 33, 27, 0.14);
  --accent: #17663b;
  --accent-soft: rgba(23, 102, 59, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 255, 255, 0.9), transparent 30rem),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
  font: 16px/1.68 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

.site-header,
.site-footer,
main {
  width: min(100% - 40px, 760px);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 28px 12px;
}

.brand {
  color: var(--ink);
  font-size: 17px;
  font-weight: 720;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
  font-size: 14px;
}

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

.site-nav a[aria-current="page"] {
  color: var(--accent);
  font-weight: 650;
}

main {
  padding-block: 64px 88px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: ui-serif, "New York", "Iowan Old Style", Georgia, serif;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 16ch;
  margin: 0;
  font-size: clamp(42px, 8vw, 68px);
  line-height: 1.02;
}

.lede {
  max-width: 62ch;
  margin: 24px 0 44px;
  color: var(--muted);
  font-size: 18px;
}

.notice {
  margin-block: 28px 44px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--accent-soft);
}

.content {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.content section {
  padding-block: 18px;
}

h2 {
  margin: 0 0 10px;
  font-size: 25px;
  line-height: 1.25;
}

p,
ul {
  margin-block: 0 16px;
}

li + li {
  margin-top: 8px;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 38px;
}

.link-card {
  min-height: 150px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.35);
  text-decoration: none;
}

.link-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 17px;
}

.link-card span {
  color: var(--muted);
  font-size: 14px;
}

.contact-card {
  display: grid;
  gap: 6px;
  margin-block: 26px 38px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.42);
}

.contact-card strong {
  font-size: 18px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 24px 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 640px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  main {
    padding-block: 44px 64px;
  }

  .link-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #111814;
    --paper-deep: #0b100d;
    --ink: #edf4ef;
    --muted: #a6b2aa;
    --line: rgba(237, 244, 239, 0.14);
    --accent: #83d7a5;
    --accent-soft: rgba(131, 215, 165, 0.1);
  }

  body {
    background:
      radial-gradient(circle at 12% 8%, rgba(47, 75, 58, 0.45), transparent 30rem),
      linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
  }

  .link-card,
  .contact-card {
    background: rgba(255, 255, 255, 0.035);
  }
}