:root {
  color: #7a7a7a;
  background: #fff;
  font-family: Roboto, Arial, Helvetica, sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  background: #fff;
  font-size: 18px;
  line-height: 1.6;
}

.site-content {
  width: min(100% - 48px, 1140px);
  margin: 0 auto;
  padding: clamp(24px, 5vw, 72px) 0 40px;
}

.brand {
  display: grid;
  place-items: center;
}

.logo {
  display: block;
  width: min(100%, 560px);
  height: auto;
}

.introduction {
  max-width: 960px;
  margin: clamp(12px, 2vw, 28px) auto 0;
  text-align: center;
}

.introduction p {
  margin: 0;
}

.contact {
  margin-top: clamp(36px, 6vw, 80px);
  text-align: center;
}

.contact p {
  margin: 0;
}

a {
  color: #168fc9;
  text-underline-offset: 0.15em;
}

a:hover {
  color: #0b6593;
}

a:focus-visible {
  outline: 3px solid #168fc9;
  outline-offset: 3px;
}

footer {
  width: min(100% - 48px, 1140px);
  margin: 0 auto;
  padding: 0 0 32px;
  color: #7a7a7a;
  font-size: 14px;
  text-align: center;
}

footer p {
  margin: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .site-content,
  footer {
    width: min(100% - 32px, 1140px);
  }
}