:root {
  --green: #2d5a3d;
  --bg: #fafaf7;
  --ink: #1a1a1a;
  --muted: #6a6a6a;
  --rule: #e8e8e3;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.crumb {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
  font-size: 0.85rem;
}
.crumb a {
  color: var(--muted);
  text-decoration: none;
}
.crumb a:hover { color: var(--ink); }

article {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 4rem;
}

article > header {
  margin-bottom: 3rem;
}

article h1 {
  font-family: "Iowan Old Style", "Charter", Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: clamp(2.25rem, 6vw, 3rem);
  letter-spacing: -0.02em;
  color: var(--green);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

article .lead {
  font-size: 1.15rem;
  color: var(--ink);
  opacity: 0.85;
  margin-bottom: 2rem;
}

article section {
  margin-top: 2.75rem;
}

article h2 {
  font-family: "Iowan Old Style", "Charter", Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--green);
  margin-bottom: 0.85rem;
  letter-spacing: -0.01em;
}

article h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  margin-top: 1.75rem;
  margin-bottom: 0.4rem;
}

article p {
  color: var(--ink);
  opacity: 0.88;
  margin-bottom: 1rem;
}

article ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

article ul li {
  padding: 0.35rem 0;
  color: var(--ink);
  opacity: 0.88;
}

article ul li::before {
  content: "·";
  color: var(--green);
  margin-right: 0.5rem;
  font-weight: 700;
}

article a {
  color: var(--green);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
article a:hover { opacity: 0.75; }

.cta-block {
  margin: 1.5rem 0 0.5rem;
}

.app-store-badge {
  display: inline-block;
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.app-store-badge img {
  height: 52px;
  width: auto;
  display: block;
}
.app-store-badge:hover { opacity: 0.85; }
.app-store-badge:active { transform: scale(0.98); }

.cta-section {
  margin: 3rem 0;
  padding: 2rem 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  text-align: center;
}

.related {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
}
.related h2 {
  font-size: 1.15rem;
  margin-bottom: 0.85rem;
}
.related ul {
  margin: 0;
}
.related ul li::before {
  content: "→";
  color: var(--green);
  margin-right: 0.5rem;
  font-weight: 400;
}

footer.site {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}
footer.site a {
  color: var(--muted);
  text-decoration: underline;
}
footer.site a:hover { color: var(--ink); }