:root {
  --ink: #0c2340;
  --blue: #0b4f9c;
  --blue-soft: #e8f0fb;
  --paper: #fafbfc;
  --muted: #5a6b7d;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 5vw, 3rem);
  font-family: "DM Sans", system-ui, sans-serif;
  font-optical-sizing: auto;
  color: var(--ink);
  background: radial-gradient(
      120% 80% at 50% -10%,
      var(--blue-soft),
      var(--paper) 55%
    )
    fixed;
  line-height: 1.6;
}

main {
  width: min(36rem, 100%);
  text-align: center;
  animation: rise 700ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo-wrap {
  margin: 0 auto 1.75rem;
  width: min(11rem, 72vw);
  aspect-ratio: 1;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow:
    0 1px 2px rgb(12 35 64 / 0.06),
    0 12px 40px rgb(11 79 156 / 0.12);
}

.logo-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 4vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

p {
  margin: 0 auto 1.75rem;
  max-width: 28ch;
  font-size: 1.05rem;
  color: var(--muted);
}

a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 1.35rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.98rem;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(165deg, var(--blue), #083d78);
  box-shadow:
    0 1px 0 rgb(255 255 255 / 0.15) inset,
    0 8px 24px rgb(11 79 156 / 0.28);
  transition:
    transform 160ms ease,
    box-shadow 160ms ease;
}

a:hover {
  transform: translateY(-1px);
  box-shadow:
    0 1px 0 rgb(255 255 255 / 0.2) inset,
    0 12px 28px rgb(11 79 156 / 0.35);
}

a:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}