html,
body {
  overflow-y: scroll;
}

:root {
  --bg: #eef4ff;
  --ink: #103f7e;
  --blue: #103f7e;
  --red: #cc1739;
  --muted: #4f5f7a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  width: 100%;
  font-family: "Source Serif 4", "Georgia", serif;
  color: var(--ink);
  background: radial-gradient(circle at 20% 20%, #ffffff 0%, var(--bg) 58%, #f9eef2 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

main {
  max-width: 720px;
  padding: 48px 24px 32px;
  text-align: center;
}

.logo {
  width: 160px;
  height: auto;
  margin: 0 auto 24px;
  display: block;
}

h1 {
  font-size: clamp(2rem, 3vw + 1rem, 3.25rem);
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  color: var(--blue);
}

p {
  font-size: 1.125rem;
  line-height: 1.6;
  margin: 0;
  color: var(--muted);
}

footer {
  margin-top: auto;
  padding: 24px;
  font-size: 0.9rem;
  color: var(--muted);
}

#section-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  width: 100%;
}

.hidden {
  display: none !important;
}

@media (max-width: 480px) {
  main {
    padding: 48px 18px 24px;
  }

  .logo {
    width: 120px;
  }
}