.nav {
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand-logo {
  display: block;
  width: clamp(210px, 19vw, 285px);
}

.brand-logo img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, .55));
}

.footer-logo {
  display: block;
  width: clamp(180px, 16vw, 240px);
}

.footer-logo img {
  width: 100%;
  height: auto;
}

.registration-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.registration-link img {
  width: 110px;
  height: auto;
}

.registration-link span {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.registration-link:hover,
.registration-link:focus-visible {
  color: var(--accent);
}

.complaints-logo {
  display: inline-block;
  width: 190px;
  margin-top: 10px;
}

.complaints-logo img {
  width: 100%;
  height: auto;
  filter: brightness(0);
  opacity: .8;
  transition: opacity .2s;
}

.complaints-logo:hover img,
.complaints-logo:focus-visible img {
  opacity: 1;
}

.complaints-logo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

/* Accent colour inspired by the facade's garnet window frames. */
:root {
  --accent: #711f2b;
}

@media (max-width: 540px) {
  .brand-logo {
    width: 195px;
  }

  .footer-logo {
    width: 210px;
    margin: 0 auto 18px;
  }

  .complaints-logo {
    margin-top: 10px;
  }
}