:root {
  --bg: #f4f5f2;
  --surface: #ffffff;
  --text: #171a18;
  --muted: #626a65;
  --border: #dfe4e0;
  --brand: #315e49;
  --brand-soft: #edf5f0;
  --code: #eef1ef;
  --shadow: rgba(16, 33, 24, 0.07);
}

* { box-sizing: border-box; }

html {
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
    "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

body { margin: 0; line-height: 1.72; }

.site-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 920px;
  margin: 0 auto;
  padding: 12px 32px;
  border-bottom: 1px solid var(--border);
}

.brand {
  color: var(--text);
  font-size: 16px;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.section-label { color: var(--muted); font-size: 14px; }

nav { display: flex; align-items: center; gap: 6px; }
nav a {
  color: var(--muted);
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 14px;
  text-decoration: none;
}
nav a[aria-current="page"] { color: var(--brand); background: var(--brand-soft); font-weight: 650; }

main { max-width: 920px; margin: 0 auto; padding: 48px 32px 72px; }

.policy {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 64px 64px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 4px solid var(--brand);
  border-radius: 20px;
  box-shadow: 0 18px 55px var(--shadow);
}

h1, h2, h3 { color: var(--text); line-height: 1.32; text-wrap: balance; }
h1 { margin: 0 0 16px; font-size: clamp(30px, 5vw, 42px); letter-spacing: -0.035em; }
h2 { margin: 48px 0 16px; font-size: 23px; letter-spacing: -0.015em; }
h3 { margin: 32px 0 12px; font-size: 18px; }
p { margin: 12px 0; }
ul { margin: 12px 0; padding-left: 1.35em; }
li + li { margin-top: 8px; }

.policy > h1 + p,
.policy > h1 + p + p { color: var(--muted); font-size: 14px; margin: 2px 0; }

.policy > h2:first-of-type + ul {
  margin: 18px 0 8px;
  padding: 22px 24px 22px 42px;
  background: var(--brand-soft);
  border: 1px solid color-mix(in srgb, var(--brand) 18%, transparent);
  border-radius: 14px;
}

a { color: var(--brand); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid color-mix(in srgb, var(--brand) 38%, transparent); outline-offset: 3px; }

code {
  padding: 2px 6px;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.9em;
  background: var(--code);
  border-radius: 6px;
}

.table-wrap { width: 100%; overflow-x: auto; margin: 18px 0 24px; }
table { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 14px; }
th, td { padding: 12px 14px; text-align: left; vertical-align: top; border: 1px solid var(--border); }
th { background: var(--brand-soft); font-weight: 650; }

footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 32px 48px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
footer p { margin: 3px 0; }

.landing { min-height: calc(100vh - 200px); }
.landing-intro { max-width: 720px; margin: 36px auto 42px; }
.landing-intro > p:last-child { max-width: 560px; color: var(--muted); font-size: 17px; }
.eyebrow { color: var(--brand); font-size: 13px; font-weight: 700; letter-spacing: 0.08em; }
.document-grid { max-width: 720px; margin: 0 auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.document-card {
  min-height: 190px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  padding: 28px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 14px 42px var(--shadow);
  text-decoration: none;
}
.document-card:hover { border-color: color-mix(in srgb, var(--brand) 48%, var(--border)); transform: translateY(-1px); }
.document-card strong { font-size: 23px; }
.document-card > span:last-child { color: var(--muted); font-size: 14px; }
.document-kicker { color: var(--brand); font-size: 12px; font-weight: 700; letter-spacing: 0.06em; }

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e100f;
    --surface: #1b1e1c;
    --text: #f4f7f5;
    --muted: #b7beb9;
    --border: #303632;
    --brand: #83b89d;
    --brand-soft: #1b2d24;
    --code: #2c312e;
    --shadow: rgba(0, 0, 0, 0.18);
  }
}

@media (max-width: 680px) {
  .site-header { min-height: 56px; padding: 10px 18px; gap: 10px; }
  nav a { padding: 6px 8px; font-size: 13px; }
  main { padding: 20px 12px 52px; }
  .policy { padding: 36px 22px 44px; border-radius: 16px; }
  h2 { margin-top: 40px; }
  .policy > h2:first-of-type + ul { padding: 18px 18px 18px 36px; }
  footer { padding: 0 20px 36px; }
  .landing { padding: 28px 20px 56px; }
  .landing-intro { margin-top: 18px; }
  .document-grid { grid-template-columns: 1fr; }
  .document-card { min-height: 160px; }
}

@media print {
  :root { --bg: #fff; --surface: #fff; --text: #000; --muted: #444; --border: #ccc; }
  .site-header { display: none; }
  main { max-width: none; padding: 0; }
  .policy { max-width: none; padding: 0; border: 0; box-shadow: none; }
  footer { padding-top: 32px; }
}