:root {
  color-scheme: light;
  --bg: #f4f6f3;
  --surface: #ffffff;
  --text: #223027;
  --muted: #647067;
  --line: #dce4dc;
  --green: #275c3a;
  --green-dark: #19442a;
  --green-soft: #e8f2eb;
  --accent: #b35622;
  --warning-bg: #fff3d9;
  --warning-border: #e1a944;
  --shadow: 0 8px 26px rgba(30, 55, 37, 0.08);
}
* { box-sizing: border-box; }
html { min-height: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.58;
}
a { color: #176139; text-underline-offset: 3px; }
a:hover { color: var(--green-dark); }
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  font-weight: 750;
  line-height: 1.15;
}
.brand img { width: 58px; height: 58px; object-fit: contain; }
.brand small { display: block; color: var(--muted); font-weight: 500; margin-top: 4px; }
.site-nav { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
.site-nav a {
  color: var(--text);
  text-decoration: none;
  padding: 9px 11px;
  border-radius: 9px;
  font-size: 15px;
  font-weight: 650;
}
.site-nav a:hover, .site-nav a.active { background: var(--green-soft); color: var(--green-dark); }
.content, .page-content {
  width: min(100% - 32px, 980px);
  margin: 26px auto 50px;
}
body > center:first-of-type { margin-top: 22px; }
body > center:first-of-type img, .page-content > center:first-child img {
  width: auto !important;
  height: auto !important;
  max-width: 150px;
}
h1, h2, h3, h4 { line-height: 1.25; color: var(--text); }
h1 { font-size: clamp(29px, 5vw, 46px); margin: 0 0 16px; text-align: left; }
h2 { font-size: clamp(24px, 3vw, 32px); margin-top: 34px; }
h3 { font-size: 22px; margin-top: 30px; }
h4 { font-size: 19px; }
p, li { max-width: 86ch; }
.hero {
  background: linear-gradient(135deg, #ffffff 0%, #edf5ef 100%);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: clamp(24px, 5vw, 52px);
  box-shadow: var(--shadow);
}
.eyebrow { color: var(--green); font-weight: 800; text-transform: uppercase; letter-spacing: .06em; font-size: 13px; }
.lead { font-size: 20px; color: #46534a; max-width: 720px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.button {
  display: inline-block;
  padding: 11px 16px;
  border-radius: 10px;
  background: var(--green);
  color: white;
  text-decoration: none;
  font-weight: 750;
}
.button:hover { background: var(--green-dark); color: white; }
.button.secondary { background: white; color: var(--green-dark); border: 1px solid #b9cfbf; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 18px; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: 21px;
  box-shadow: 0 4px 16px rgba(30, 55, 37, .04);
}
.card h2, .card h3 { margin-top: 0; }
.card-link { color: inherit; text-decoration: none; }
.card-link:hover .card { border-color: #9dbca6; transform: translateY(-1px); }
.card strong.big { display: block; font-size: 26px; color: var(--green-dark); }
.notice {
  margin: 20px 0;
  padding: 17px 19px;
  border-radius: 12px;
  background: var(--warning-bg);
  border-left: 5px solid var(--warning-border);
}
.notice.danger { background: #fff0ec; border-left-color: #c95b3e; }
.archive-note {
  background: var(--green-soft);
  border: 1px solid #c9ddce;
  padding: 13px 16px;
  border-radius: 12px;
  margin-bottom: 22px;
  color: #314d38;
}
.doc-list { list-style: none; padding: 0; margin: 0; }
.doc-list li { padding: 13px 0; border-bottom: 1px solid var(--line); }
.doc-list li:last-child { border-bottom: 0; }
.doc-list a { font-weight: 700; }
.meta { color: var(--muted); font-size: 14px; }
.year-group { margin: 24px 0; }
details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0 16px;
  margin: 12px 0;
}
summary { cursor: pointer; font-weight: 750; padding: 15px 0; }
.contact-list { display: grid; gap: 8px; }
.site-footer { border-top: 1px solid var(--line); background: #eaf0ea; }
.footer-inner { max-width: 1060px; margin: 0 auto; padding: 24px 20px; color: #4f5d53; font-size: 14px; }
.legacy-page .page-content {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: clamp(20px, 4vw, 42px);
  box-shadow: var(--shadow);
}
.legacy-page .page-content > center:first-child { display: none; }
.legacy-page h1 { text-align: left !important; font-size: clamp(28px, 4vw, 40px); }
.legacy-page ul, .legacy-page ol { padding-left: 24px; }
.legacy-page img { max-width: 100%; height: auto; }
@media (max-width: 760px) {
  body { font-size: 16px; }
  .site-header { position: static; }
  .header-inner { align-items: flex-start; flex-direction: column; gap: 10px; }
  .brand img { width: 50px; height: 50px; }
  .site-nav { width: 100%; justify-content: flex-start; }
  .site-nav a { background: #f2f5f2; flex: 1 1 auto; text-align: center; }
  .grid { grid-template-columns: 1fr; }
  .content, .page-content { width: min(100% - 20px, 980px); margin-top: 14px; }
  .hero { border-radius: 14px; }
}