:root {
  color-scheme: light dark;
  --bg: #f7f8f3;
  --text: #18201d;
  --muted: #5d6963;
  --line: #d9ded7;
  --panel: #ffffff;
  --accent: #0b7a75;
  --accent-strong: #095f5c;
  --ink: #111816;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101412;
    --text: #f0f4ef;
    --muted: #a9b4ad;
    --line: #2b3430;
    --panel: #171d1a;
    --accent: #51c4ba;
    --accent-strong: #75ddd4;
    --ink: #f8fbf8;
  }
}

* {
  box-sizing: border-box;
}

html {
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

body {
  margin: 0;
  min-height: 100vh;
}

a {
  color: var(--accent-strong);
  text-underline-offset: 3px;
}

.site {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 750;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.navlinks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  font-size: 0.96rem;
}

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

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

.hero,
.content {
  padding: 56px 0 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.4rem, 7vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 44px 0 12px;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  margin: 24px 0 8px;
  font-size: 1.08rem;
}

p,
li {
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.65;
}

.lead {
  max-width: 680px;
  margin: 20px 0 0;
  font-size: clamp(1.08rem, 2vw, 1.22rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-weight: 700;
  text-decoration: none;
}

.button.secondary {
  background: transparent;
  color: var(--accent-strong);
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 44px 0 0;
}

.summary div,
.note {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 18px;
}

.summary strong,
.note strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
}

.summary p,
.note p {
  margin: 0;
}

.content {
  max-width: 760px;
}

.content header {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.content h1 {
  font-size: clamp(2.1rem, 5vw, 3.9rem);
}

.date {
  margin: 14px 0 0;
  color: var(--muted);
}

ul {
  padding-left: 22px;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 0.94rem;
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .navlinks {
    justify-content: flex-start;
  }

  .hero,
  .content {
    padding: 32px 0 56px;
  }

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