:root {
  --ink: #1f2e2a;
  --muted: #5c6f68;
  --brand: #2f5d50;
  --brand-soft: #e7efe9;
  --bg: #faf9f6;
  --line: #e3e0d8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- header ---- */
header.hero {
  padding: 72px 24px 48px;
  text-align: center;
  background:
    radial-gradient(1200px 500px at 50% -10%, var(--brand-soft), transparent 70%),
    var(--bg);
}
.logo {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--brand), #1f4a3d);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 20px;
}
header.hero h1 {
  font-size: 40px;
  margin: 0 0 8px;
  letter-spacing: -0.5px;
}
header.hero .tagline {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 24px;
}
.badge {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.2px;
}
.badge.ghost {
  background: transparent;
  color: var(--brand);
  border: 1.5px solid var(--brand);
  margin-left: 8px;
}

/* ---- sections ---- */
section { padding: 40px 0; border-top: 1px solid var(--line); }
section h2 { font-size: 24px; margin: 0 0 8px; }
section p { color: var(--muted); margin: 0 0 12px; }

.feat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 20px;
}
@media (min-width: 640px) {
  .feat-grid { grid-template-columns: 1fr 1fr 1fr; }
}
.feat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}
.feat h3 { margin: 0 0 6px; font-size: 16px; }
.feat p { font-size: 14px; margin: 0; }

/* ---- prose (privacy / support) ---- */
.prose h1 { font-size: 30px; margin: 24px 0 4px; }
.prose .updated { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.prose h2 { font-size: 20px; margin: 28px 0 6px; }
.prose p, .prose li { color: var(--muted); }
.prose ul { margin: 8px 0 16px; padding-left: 20px; }
.prose a { color: var(--brand); }

footer {
  padding: 40px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
footer a { color: var(--muted); margin: 0 10px; text-decoration: none; }
footer a:hover { color: var(--brand); }