:root {
  --primary: #4c4f69;
  --secondary: #eff1f5;
  --accent: #f7768e;
  --colour-ease: 0.4s;
  --padding-ease: 0.2s;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #cdd6f4;
    --secondary: #1e1e2e;
  }
}

a {
  text-decoration: underline;
  color: var(--primary);
}

.nav-links {
  transition: color var(--colour-ease) ease;
}

.nav-links a:hover {
  color: var(--accent);
}

body {
  font-family: monospace;
  background-color: var(--secondary);
  color: var(--primary);
  overflow-x: hidden;
  width: calc(100% - 20px);
  max-width: 100vw;
  text-wrap: pretty;
  padding: 10px;
  margin: 0;
}

main {
  padding: 0;
  transition: padding var(--padding-ease) ease;
}
header > div {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

@media screen and (max-width: 850px) {
  header {
    flex-direction: column;
  }
}
@media screen and (min-width: 1600px) {
  main {
    padding: 0 10vw;
  }
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--primary);
  padding: 10px 30px;
}

section {
  padding: 0 15px;

  /* width */
  ::-webkit-scrollbar {
    width: 10px;
    padding-top: 10px;
  }

  /* Track */
  ::-webkit-scrollbar-track {
    background: var(--secondary);
  }

  /* Handle */
  ::-webkit-scrollbar-thumb {
    background: var(--primary);
  }

  /* Handle on hover */
  ::-webkit-scrollbar-thumb:hover {
    background: #555;
  }
}

section > div {
  display: grid;
  grid-template-columns: 1fr;
}

.card {
  min-width: calc(100% - 20px);
  padding: 10px;
  height: auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  border: 1px solid var(--primary);
  border-radius: 5px;
  box-shadow: 4px 4px 0px var(--primary);
  transition: box-shadow var(--colour-ease) ease, border var(--colour-ease) ease,
    color var(--colour-ease) ease;
}

@media (min-width: 500px) {
  section {
    padding: 10px 20px;
  }

  section > div {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 10px;
  }
  .card {
    min-width: 380px;
    padding: 10px;
    max-height: 400px;
    overflow-y: auto;
  }
}
.card:hover {
  border: 1px solid var(--accent);
  box-shadow: 4px 4px 0px var(--accent);
  color: var(--accent);
}

.card:hover a {
  color: var(--accent);
}

div > h4 {
  margin-bottom: 5px;
}

div > h5 {
  margin-top: 5px;
  margin-bottom: 10px;
}

.card a {
  margin-top: auto;
  transition: color var(--colour-ease) ease;
}

.card a:hover {
  color: var(--primary);
}

.top-border {
  border-top: 1px solid var(--primary);
  padding-top: 20px;
}
.links {
  margin-top: auto;
}

.banner {
  display: flex;
  border-bottom: 1px solid var(--primary);
  padding: 10px 30px;
}