:root {
  --bg: #ecfdf7;
  --bg-2: #fefce8;
  --card: rgba(255, 255, 255, 0.9);
  --ink: #12353c;
  --muted: rgba(18, 53, 60, 0.76);
  --line: rgba(19, 78, 74, 0.14);
  --accent: #0d9488;
  --accent-2: #14b8a6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Nunito Sans", "Avenir Next", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(20, 184, 166, 0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(253, 224, 71, 0.18), transparent 25%),
    linear-gradient(180deg, var(--bg) 0%, #f7fffc 40%, var(--bg-2) 100%);
}

a {
  color: #0f766e;
}

.shell {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 20px 64px;
}

.hero,
.card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 28px;
  box-shadow: 0 24px 80px rgba(13, 148, 136, 0.1);
}

.hero {
  padding: 28px;
}

.card {
  padding: 22px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(20, 184, 166, 0.12);
  color: #115e59;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 12px;
  line-height: 1.08;
}

h1 {
  font-size: clamp(2.1rem, 4vw, 3.4rem);
}

h2 {
  margin-top: 0;
  font-size: clamp(1.25rem, 2.4vw, 1.8rem);
}

p,
li {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.lede {
  font-size: 1.08rem;
}

.stack {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.grid {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

@media (min-width: 760px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.footer {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.95rem;
}