:root {
  color-scheme: dark;
  --paper: #1b1a19;
  --ink: #dedbd5;
  --muted: #a39e96;
  --link: #eeeae4;
}

* { box-sizing: border-box; }

html {
  background: var(--paper);
  color: var(--ink);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

main {
  width: min(100% - 48px, 640px);
  margin: 104px auto 48px;
}

header { margin-bottom: 26px; }

.welcome { margin: 4px 0 0; color: var(--muted); }
.counter { font-variant-numeric: tabular-nums; color: var(--link); }
.counter-unit { white-space: nowrap; }

.countdown {
  margin-left: 6px;
  color: #f5f0e7;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: .92em;
  font-variant-numeric: tabular-nums;
  padding-bottom: 3px;
  border-bottom: 1px solid #827464;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.countdown-part { white-space: nowrap; }
.countdown-value { font-weight: 600; }
.countdown-label { color: #aa9c89; font-size: .8em; margin-left: 1px; }

h1 {
  margin: 0;
  color: #f2efe9;
  font-size: 23px;
  font-weight: 500;
  letter-spacing: -.6px;
  line-height: 1.3;
}

p { margin: 0 0 24px; }
.list-intro { margin-bottom: 10px; }
ul { margin: 0; padding-left: 22px; }
li { padding-left: 3px; margin-bottom: 3px; line-height: 1.6; }

a {
  color: var(--link);
  text-decoration-color: #706b64;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover { color: var(--ink); text-decoration-color: currentColor; }
a:focus-visible { outline: 2px solid var(--link); outline-offset: 4px; border-radius: 1px; }
::selection { background: #49443e; color: #f2efe9; }

footer { margin-top: 32px; font-size: 14px; }
footer nav { display: flex; flex-wrap: wrap; gap: 20px; }
footer a { color: var(--muted); }

@media (max-width: 600px) {
  main { margin-top: 56px; }
}