:root {
  color-scheme: light;
  --coe-blue: #0b4fa3;
  --coe-deep: #073a78;
  --coe-ink: #17324d;
  --coe-muted: #60758a;
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  background:
    radial-gradient(circle at 20% 10%, rgba(45, 168, 255, .14), transparent 34rem),
    linear-gradient(145deg, #f8fbff 0%, #eef5fc 100%);
  color: var(--coe-ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.coe-card {
  width: min(40rem, 100%);
  padding: clamp(2rem, 7vw, 4rem);
  border: 1px solid rgba(11, 79, 163, .12);
  border-radius: 1.5rem;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 1.5rem 4rem rgba(7, 58, 120, .12);
  text-align: center;
}

.coe-logo {
  display: block;
  width: min(16rem, 72%);
  height: auto;
  margin: 0 auto 2rem;
}

h1 {
  margin: 0;
  color: var(--coe-blue);
  font-size: clamp(2rem, 6vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}

p {
  max-width: 32rem;
  margin: 1rem auto 0;
  color: var(--coe-muted);
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  line-height: 1.65;
}

.coe-mark {
  width: 3rem;
  height: .3rem;
  margin: 1.6rem auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--coe-deep), #2da8ff);
}