:root {
  color-scheme: light;
  --ink: #142838;
  --muted: #596b78;
  --surface: rgba(255, 255, 255, 0.92);
  --background: #f8f7f2;
  --teal: #178f90;
  --teal-dark: #0e6f72;
  --aqua: #dff3f2;
  --terracotta: #bd603d;
  --line: #dce7e7;
  --shadow: 0 22px 60px rgba(20, 40, 56, 0.09);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 4% 4%, rgba(23, 143, 144, 0.12), transparent 28rem),
    radial-gradient(circle at 96% 90%, rgba(189, 96, 61, 0.10), transparent 26rem),
    var(--background);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: var(--teal-dark); }
a:hover { color: var(--terracotta); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 12px;
}
.skip-link:focus {
  left: 12px;
  z-index: 10;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--ink);
  color: white;
}

.shell {
  width: min(920px, calc(100% - 36px));
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 11px;
  background: var(--teal);
  color: white;
  font-size: 18px;
}

nav { display: flex; gap: 18px; }
nav a { color: var(--muted); font-weight: 700; text-decoration: none; }
nav a[aria-current="page"] { color: var(--teal-dark); }

main { padding: 46px 0 72px; }

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1, h2, h3 { line-height: 1.16; letter-spacing: -0.035em; }
h1 { max-width: 760px; margin: 0; font-size: clamp(38px, 7vw, 66px); }
h2 { margin: 38px 0 10px; font-size: 25px; }
h3 { margin: 0 0 8px; font-size: 19px; }

.lead {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.5vw, 22px);
}

.updated {
  display: inline-block;
  margin-top: 20px;
  padding: 7px 11px;
  border-radius: 999px;
  background: var(--aqua);
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 750;
}

.panel {
  margin-top: 32px;
  padding: clamp(24px, 5vw, 46px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.panel > :first-child { margin-top: 0; }
.panel p, .panel li { color: var(--muted); }
.panel ul, .panel ol { padding-left: 24px; }
.panel li + li { margin-top: 8px; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.card {
  display: block;
  min-height: 190px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  box-shadow: var(--shadow);
}
.card:hover { transform: translateY(-2px); }
.card p { margin: 0; color: var(--muted); }
.card .arrow { display: block; margin-top: 28px; color: var(--teal-dark); font-weight: 800; }

.callout {
  margin: 24px 0;
  padding: 18px 20px;
  border-left: 4px solid var(--teal);
  border-radius: 0 14px 14px 0;
  background: var(--aqua);
}
.callout p { margin: 0; color: var(--ink); }

.contact-button {
  display: inline-block;
  margin-top: 8px;
  padding: 12px 18px;
  border-radius: 13px;
  background: var(--teal-dark);
  color: white;
  font-weight: 800;
  text-decoration: none;
}
.contact-button:hover { background: var(--terracotta); color: white; }

footer {
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 620px) {
  header { align-items: flex-start; flex-direction: column; }
  nav { gap: 14px; }
  main { padding-top: 28px; }
  .grid { grid-template-columns: 1fr; }
  .panel { border-radius: 22px; }
}