:root {
  color-scheme: light;
  --bg: #f7f7f2;
  --surface: #ffffff;
  --text: #18211b;
  --muted: #5f6f61;
  --accent: #276749;
  --accent-soft: #e4f1e8;
  --border: #d8e2d8;
  --shadow: 0 18px 40px rgba(24, 33, 27, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(39, 103, 73, 0.08), transparent 28%),
    linear-gradient(180deg, #fbfcf8 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.7;
}

.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

h1,
h2,
h3 {
  line-height: 1.3;
  margin: 0 0 12px;
}

h1 {
  font-size: clamp(28px, 4vw, 40px);
}

h2 {
  margin-top: 32px;
  font-size: 22px;
}

p,
li {
  color: var(--text);
  font-size: 16px;
}

.lead {
  margin: 0 0 8px;
  color: var(--muted);
}

.meta {
  margin-top: 28px;
  font-size: 14px;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 8px;
}

.button,
a.inline-link {
  color: var(--accent);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
}

.button.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

ul {
  padding-left: 20px;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.95em;
  background: #f1f5f1;
  padding: 2px 6px;
  border-radius: 6px;
}

.section {
  padding-top: 8px;
}

@media (max-width: 640px) {
  .wrap {
    padding: 20px 14px 40px;
  }

  .card {
    padding: 22px 18px;
    border-radius: 18px;
  }
}