:root {
  --page-bg: #eef1f4;
  --panel-bg: #ffffff;
  --panel-border: #d9dee5;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: #ffffff;
  color: #1f2937;
}

.landing {
  width: min(1100px, calc(100% - 2rem));
  margin: 1.5rem auto;
  display: grid;
  gap: 1rem;
}

.hero,
.card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  overflow: hidden;
}

.hero img,
.card img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: top;
}

.bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

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

@media (max-width: 820px) {
  .landing {
    width: calc(100% - 1rem);
    margin: 0.75rem auto;
    gap: 0;
  }

  .bottom-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .bottom-grid .card {
    margin: 0;
  }

  .hero,
  .card {
    border-radius: 10px;
  }
}