:root {
  --teal: #2e7d74;
  --teal-light: #43a99b;
  --bg: #f6faf9;
  --ink: #1b2a28;
  --muted: #5b6b68;
  --card: #ffffff;
  --line: #e4ecea;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.site-header {
  background: linear-gradient(160deg, var(--teal-light), var(--teal));
  color: #fff;
  padding: 18px 20px;
}

.site-header .bar {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.brand svg { width: 30px; height: 30px; display: block; }

.nav { display: flex; gap: 18px; flex-wrap: wrap; }
.nav a {
  color: #eafaf5;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.92;
}
.nav a:hover { opacity: 1; text-decoration: underline; }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 64px;
}

.hero { text-align: center; padding: 48px 20px 8px; }
.hero h1 { font-size: 2.1rem; margin: 0 0 10px; letter-spacing: -0.02em; }
.hero p { font-size: 1.12rem; color: var(--muted); max-width: 540px; margin: 0 auto; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 30px;
  margin-top: 22px;
}

h1.page-title { font-size: 1.9rem; margin: 0 0 4px; letter-spacing: -0.02em; }
.updated { color: var(--muted); font-size: 0.9rem; margin: 0 0 24px; }

h2 { font-size: 1.25rem; margin: 30px 0 8px; }
h3 { font-size: 1.05rem; margin: 22px 0 6px; }
p, li { color: #2a3835; }
ul { padding-left: 22px; }
li { margin: 6px 0; }

.lede { font-size: 1.08rem; color: var(--muted); }

.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 26px; }
.tile {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.15s, transform 0.15s;
}
.tile:hover { border-color: var(--teal-light); transform: translateY(-2px); }
.tile strong { display: block; font-size: 1.05rem; margin-bottom: 4px; }
.tile span { color: var(--muted); font-size: 0.92rem; }

.disclaimer {
  margin-top: 26px;
  padding: 16px 18px;
  background: #fff7ed;
  border: 1px solid #f3d9b5;
  border-radius: 12px;
  font-size: 0.92rem;
  color: #7c5310;
}

.btn {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 600;
  margin-top: 8px;
}

footer {
  border-top: 1px solid var(--line);
  padding: 26px 20px;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
}
footer a { color: var(--muted); margin: 0 10px; }

@media (max-width: 560px) {
  .tiles { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.7rem; }
}