:root {
  --primary: #176B6F;
  --accent:  #D89A32;
  --aqua:    #3FA8A0;
  --ink:     #17272D;
  --muted:   #607078;
  --canvas:  #F4F1E9;
  --surface: #FFFFFF;
  --line:    #D8DED8;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font: 17px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
}

/* ---------- header ---------- */
header {
  background: var(--ink);
  padding: 1.1rem 0;
  position: sticky;
  top: 0;
  z-index: 10;
}
.wrap { max-width: 48rem; margin: 0 auto; padding: 0 1.5rem; }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  color: #F4F1E9; font-weight: 800; font-size: 1.1rem;
  letter-spacing: -0.02em; text-decoration: none;
}
.brand img { width: 34px; height: 34px; border-radius: 8px; display: block; }
.head-row nav { display: flex; gap: 1.3rem; }
.head-row nav a { color: #B9CBD1; text-decoration: none; font-size: .93rem; font-weight: 600; }
.head-row nav a:hover, .head-row nav a[aria-current="page"] { color: #fff; }

/* ---------- document ---------- */
main { padding: 3.5rem 0 5rem; }

h1 {
  font-size: clamp(1.9rem, 4.5vw, 2.4rem);
  letter-spacing: -0.03em;
  font-weight: 900;
  margin: 0 0 .4rem;
  line-height: 1.12;
}
.effective {
  color: var(--muted);
  margin: 0 0 2rem;
  font-size: .95rem;
  font-weight: 600;
}

.intro {
  font-size: 1.05rem;
  color: var(--ink);
  margin: 0 0 1.2rem;
}

h2 {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  margin: 3rem 0 .8rem;
  padding-top: .6rem;
  border-top: 1px solid var(--line);
  scroll-margin-top: 5rem;
}
h2:first-of-type { margin-top: 2rem; }

p { margin: 0 0 1.1rem; }

ul { margin: 0 0 1.2rem; padding-left: 1.3rem; }
li { margin: .45rem 0; }

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

strong { font-weight: 800; }

/* ---------- table of contents ---------- */
.toc {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.4rem 1.6rem;
  margin: 0 0 1rem;
}
.toc h2 {
  margin: 0 0 .8rem;
  padding: 0;
  border: 0;
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
}
.toc ol {
  margin: 0;
  padding-left: 1.4rem;
  columns: 2;
  column-gap: 2rem;
}
.toc li { margin: .3rem 0; break-inside: avoid; }
.toc a { text-decoration: none; font-size: .95rem; }
.toc a:hover { text-decoration: underline; }

/* ---------- emphasized legal blocks ---------- */
.legal-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  padding: 1.2rem 1.4rem;
  margin: 0 0 1.2rem;
  font-size: .96rem;
  line-height: 1.65;
}
.legal-block p:last-child, .legal-block ul:last-child { margin-bottom: 0; }
.legal-block ul { margin-bottom: .8rem; }

/* ---------- contact card ---------- */
.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.5rem 1.7rem;
  margin: 1rem 0 0;
}
.contact-card p { margin: 0 0 .35rem; }
.contact-card p:last-child { margin-bottom: 0; }
.contact-card .org { font-weight: 800; }

/* ---------- footer ---------- */
footer {
  background: var(--ink); color: #93A6AD;
  padding: 2.5rem 0; font-size: .92rem;
}
footer a { color: #B9CBD1; text-decoration: none; }
footer a:hover { color: #fff; text-decoration: underline; }
.foot-row { display: flex; justify-content: space-between; gap: 1.2rem; flex-wrap: wrap; }
.foot-links { display: flex; gap: 1.4rem; flex-wrap: wrap; }

@media (max-width: 620px) {
  body { font-size: 16px; }
  .toc ol { columns: 1; }
  .head-row nav { gap: 1rem; font-size: .88rem; }
}