/* Colors follow the app's light and dark themes (src/theme/colors.ts). */
:root {
  --ground: #f6f4f0;
  --card: #ffffff;
  --ink: #1a1714;
  --muted: rgba(26, 23, 20, 0.55);
  --border: rgba(26, 23, 20, 0.1);
  --accent: #bd7300;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground: #0f1413;
    --card: #1a2120;
    --ink: #f2f5f4;
    --muted: #a5adab;
    --border: rgba(255, 255, 255, 0.1);
    --accent: #2ed6a6;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0 20px 64px;
  background: var(--ground);
  color: var(--ink);
  /* System font: no web font request, so the pages load instantly and track nothing. */
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

.page-header {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 0 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 600;
  font-size: 17px;
  text-decoration: none;
}

.brand-mark {
  display: block;
}

main {
  max-width: 760px;
  margin: 0 auto;
}

h1 {
  margin: 24px 0 8px;
  font-size: 34px;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

h2 {
  margin: 36px 0 10px;
  font-size: 21px;
  line-height: 1.3;
}

p,
ul {
  margin: 0 0 16px;
}

ul {
  padding-left: 22px;
}

li {
  margin-bottom: 8px;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  overflow-wrap: anywhere;
}

strong {
  font-weight: 600;
}

/* Home page */
.hero {
  padding: 48px 0 8px;
  text-align: center;
}

.hero-mark {
  width: 84px;
  height: 84px;
  margin-bottom: 8px;
}

.hero p {
  color: var(--muted);
  font-size: 19px;
  max-width: 520px;
  margin: 0 auto 8px;
}

.card-list {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.card {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--card);
  color: var(--ink);
  text-decoration: none;
}

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

.card-title {
  display: block;
  font-weight: 600;
}

.card-subtitle {
  display: block;
  color: var(--muted);
  font-size: 15px;
}

.page-footer {
  max-width: 760px;
  margin: 48px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 15px;
}

@media (max-width: 520px) {
  body {
    font-size: 16px;
  }

  h1 {
    font-size: 28px;
  }
}