:root {
  --bg: #f3efe6;
  --bg-accent: #e7f0e6;
  --card: #fffdf8;
  --ink: #1c2b22;
  --muted: #5d6b62;
  --line: #e4ddd0;
  --brand: #2d6a4f;
  --brand-soft: #e6f3eb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141a16;
    --bg-accent: #1a2420;
    --card: #1c2420;
    --ink: #eef4ef;
    --muted: #9aa89f;
    --line: #2c3831;
    --brand: #6fbf93;
    --brand-soft: #22362c;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(1200px 500px at 10% -10%, var(--bg-accent), transparent 55%),
    radial-gradient(800px 400px at 110% 0%, #efe4d4, transparent 50%),
    var(--bg);
  color: var(--ink);
  font-family: "Source Sans 3", "Source Han Sans SC", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand);
}

h1 {
  margin: 0.6rem 0 0.35rem;
  font-family: Fraunces, "Source Han Serif SC", "Noto Serif SC", serif;
  font-size: 2rem;
  font-weight: 600;
}

.meta {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.6rem 1.4rem 2rem;
  box-shadow: 0 1px 2px rgb(28 43 34 / 5%), 0 10px 28px rgb(28 43 34 / 6%);
}

h2 {
  margin: 1.5rem 0 0.45rem;
  font-family: Fraunces, "Source Han Serif SC", "Noto Serif SC", serif;
  font-size: 1.15rem;
  font-weight: 600;
}

h2:first-child { margin-top: 0; }

p, li { color: var(--ink); }

p { margin: 0.55rem 0; }

ul {
  margin: 0.4rem 0 0.8rem;
  padding-left: 1.2rem;
}

li { margin: 0.28rem 0; }

a { color: var(--brand); }

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin: 1.25rem 0 0;
  font-size: 0.92rem;
}

.en {
  margin-top: 2rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}