:root {
  color-scheme: dark;
  font-family: "Courier New", "MS Gothic", monospace;
  color: #d3e4c0;
  background: #0b1516;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  padding: max(24px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right))
    max(40px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  background: radial-gradient(circle at 50% 0, #203836 0, #101e1f 48%, #071011 100%);
  line-height: 1.8;
}

main {
  width: min(100%, 760px);
  margin: 0 auto;
}

.back,
a {
  color: #b9d89d;
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: #e1efbd;
}

article {
  margin-top: 20px;
  padding: clamp(20px, 5vw, 44px);
  border: 2px solid #304846;
  border-radius: 4px;
  background: #101e1fee;
  box-shadow: 0 12px 35px #0008;
}

h1 {
  margin: 0 0 4px;
  color: #d9edb7;
  font-size: clamp(1.4rem, 5vw, 2rem);
  line-height: 1.4;
}

h2 {
  margin: 2.2rem 0 0.6rem;
  color: #b9d89d;
  font-size: 1.05rem;
}

p,
ul {
  margin: 0.7rem 0;
}

.updated {
  margin-top: 0;
  color: #78998a;
  font-size: 0.78rem;
}

@media (max-width: 520px) {
  body {
    font-size: 0.9rem;
  }

  article {
    padding: 20px 16px;
  }
}