:root {
  color-scheme: light dark;
  --background: #F7F6F4;
  --text: #1F1E1C;
  --secondary: #6E6A64;
  --rule: #E3E0DB;
  --link-line: #DD7B2C;
  --yellow: #D9A21B;
  --orange: #DD7B2C;
  --red: #D4523F;
  --purple: #8C5BB6;
  --blue: #4A6FC4;
  --teal: #2E8F8C;
  --green: #5E9E4A;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #100F0E;
    --text: #ECEAE6;
    --secondary: #9C978F;
    --rule: #2A2826;
    --link-line: #F29A4E;
    --yellow: #F0C041;
    --orange: #F29A4E;
    --red: #EE735F;
    --purple: #B083DB;
    --blue: #7394E6;
    --teal: #4FB5B1;
    --green: #7FBF69;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans", sans-serif;
}

main {
  max-width: 38rem;
  margin: 0 auto;
  padding: 56px 16px 72px;
}

.dots {
  display: flex;
  gap: 8px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.dots li {
  width: 10px;
  height: 10px;
  margin: 0;
  border-radius: 50%;
}

.dots li:nth-child(1) { background: var(--yellow); }
.dots li:nth-child(2) { background: var(--orange); }
.dots li:nth-child(3) { background: var(--red); }
.dots li:nth-child(4) { background: var(--purple); }
.dots li:nth-child(5) { background: var(--blue); }
.dots li:nth-child(6) { background: var(--teal); }
.dots li:nth-child(7) { background: var(--green); }

h1 {
  margin: 0 0 6px;
  font-size: 34px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h2 {
  margin: 40px 0 8px;
  font-size: 19px;
  line-height: 1.3;
}

.lead {
  margin: 0 0 32px;
  color: var(--secondary);
  font-size: 19px;
}

p, ul { margin: 0 0 14px; }

ul { padding-left: 1.2em; }

li + li { margin-top: 6px; }

a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--link-line);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

code {
  font: 15px ui-monospace, "SF Mono", Menlo, monospace;
}

nav {
  margin-top: 56px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  color: var(--secondary);
  font-size: 15px;
}

nav a + a { margin-left: 18px; }

.date {
  color: var(--secondary);
  font-size: 15px;
}