:root {
  color-scheme: light;
  --ink: #15382b;
  --muted: #587064;
  --line: #d8e9df;
  --surface: #ffffff;
  --wash: #f3f9f5;
  --green: #176b48;
  --green-soft: #dff1e6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--wash);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

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

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

a:focus-visible {
  border-radius: 4px;
  outline: 3px solid #8bc9a7;
  outline-offset: 3px;
}

.site-header {
  padding: 18px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  background: var(--green);
}

.brand-mark span {
  width: 20px;
  height: 18px;
  border: 2px solid white;
  border-top-width: 5px;
  border-radius: 3px;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 1.08rem;
  line-height: 1.25;
}

.brand small {
  color: var(--muted);
  font-size: 0.78rem;
}

main {
  width: min(100% - 32px, 850px);
  margin: clamp(28px, 6vw, 72px) auto;
}

article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: 0 20px 60px rgba(21, 56, 43, 0.08);
}

.intro,
section {
  padding: clamp(28px, 5vw, 54px);
}

.intro {
  background: linear-gradient(145deg, var(--green-soft), #f8fcf9 66%);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
p,
ul,
dl {
  margin-top: 0;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(2.4rem, 8vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.lede {
  max-width: 680px;
  color: #345648;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
}

.effective-date,
section p:last-child,
section dl:last-child {
  margin-bottom: 0;
}

section + section {
  border-top: 1px solid var(--line);
}

section p,
section li,
dd {
  color: var(--muted);
}

li + li {
  margin-top: 5px;
}

code {
  padding: 0.12em 0.35em;
  border-radius: 5px;
  color: #214e3a;
  background: #edf6f0;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.88em;
}

dl {
  display: grid;
  gap: 12px;
}

dl div {
  padding: 16px 18px;
  border-radius: 14px;
  background: var(--wash);
}

dt {
  font-weight: 750;
}

dd {
  margin: 2px 0 0;
}

footer {
  display: flex;
  width: min(100% - 32px, 850px);
  margin: 0 auto 40px;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 560px) {
  article {
    border-radius: 18px;
  }

  footer {
    flex-direction: column;
    gap: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}