:root {
  color-scheme: light;
  --ink: #19312c;
  --muted: #5c6f69;
  --line: #dce5e1;
  --green: #1f6a55;
  --surface: #f5f8f6;
  --white: #ffffff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.72;
}
a { color: var(--green); }
.topbar { background: var(--white); border-bottom: 1px solid var(--line); }
.topbar-inner {
  width: min(100% - 40px, 960px);
  min-height: 68px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { color: var(--ink); font-weight: 800; letter-spacing: .12em; text-decoration: none; }
.links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; }
.links a { text-decoration: none; }
.page { width: min(100% - 40px, 960px); margin: 48px auto; }
.hero h1 { margin: 0; font-size: clamp(32px, 5vw, 48px); letter-spacing: -.04em; }
.summary { max-width: 760px; color: var(--muted); }
.updated { color: var(--muted); font-size: 14px; }
.card { margin-top: 28px; padding: clamp(24px, 5vw, 54px); border: 1px solid var(--line); border-radius: 24px; background: var(--white); }
h2 { margin: 38px 0 12px; font-size: 21px; }
h2:first-child { margin-top: 0; }
h3 { margin-top: 26px; }
table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 14px; }
th, td { padding: 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: var(--surface); }
.service-list { display: grid; gap: 16px; padding: 0; list-style: none; }
.service-list li { padding: 20px; border: 1px solid var(--line); border-radius: 16px; }
.service-list strong { display: block; margin-bottom: 8px; font-size: 18px; }
.service-links { display: flex; flex-wrap: wrap; gap: 14px; }
footer { padding: 32px 0 8px; color: var(--muted); font-size: 13px; text-align: center; }
@media (max-width: 640px) {
  .topbar-inner { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  .page { margin-top: 32px; }
  .card { border-radius: 18px; }
  table { display: block; overflow-x: auto; }
}