@font-face {
  font-family: "Inter";
  src: url("/fonts/InterVariable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --ground: #f2f2f7;
  --panel: #ffffff;
  --line: #e5e5ea;
  --text: #1c1c1e;
  --muted: #6b6b73;
  --accent: #f2600f;
  --accent-ink: #c2410c;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground: #111114;
    --panel: #1c1c1f;
    --line: #2c2c31;
    --text: #f2f2f5;
    --muted: #a1a1aa;
    --accent-ink: #ff8a4c;
  }
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--ground);
  color: var(--text);
  font:
    16px / 1.6 Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
header img {
  width: 36px;
  height: 36px;
}
header a {
  color: inherit;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
}

nav {
  margin-left: auto;
  display: flex;
  gap: 16px;
  font-size: 0.9375rem;
}
nav a {
  color: var(--muted);
  font-weight: 500;
}
nav a[aria-current="page"] {
  color: var(--text);
}

main {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 24px;
}

h1 {
  font-size: 1.875rem;
  line-height: 1.2;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.date {
  color: var(--muted);
  margin: 0 0 24px;
  font-size: 0.9375rem;
}
h2 {
  font-size: 1.1875rem;
  margin: 32px 0 8px;
}
p,
ul {
  margin: 0 0 12px;
}
ul {
  padding-left: 1.25rem;
}
li {
  margin-bottom: 6px;
}
a {
  color: var(--accent-ink);
}
code {
  font-size: 0.9em;
  background: var(--ground);
  padding: 1px 5px;
  border-radius: 6px;
}

.summary {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 16px;
  margin-bottom: 24px;
}

.cards {
  display: grid;
  gap: 12px;
}
.cards a {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: inherit;
  text-decoration: none;
  font-weight: 600;
}
.cards a span {
  display: block;
  color: var(--muted);
  font-weight: 400;
  font-size: 0.9375rem;
}
.cards a:hover,
.cards a:focus-visible {
  border-color: var(--accent);
}

footer {
  color: var(--muted);
  font-size: 0.875rem;
  margin-top: 24px;
  text-align: center;
}

@media (max-width: 480px) {
  main {
    padding: 22px 16px;
  }
  nav {
    gap: 12px;
  }
}