:root {
  --backdrop: #173d5f;
  --accent: #2f6f9f;
  --masthead: #b9c7f5;
  --surface: #f7f9fc;
  --paper: #ffffff;
  --text: #17202a;
  --muted: #5b6875;
  --line: #d7e1ea;
}

@font-face {
  font-family: "Headings";
  src: local("Merriweather");
}
@font-face {
  font-family: "Body";
  src: local("Inter");
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  background: #173d5f linear-gradient(180deg, #173d5f 0%, #244f78 100%);
  font-family: "Body", "PT Sans", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
.skip-link { position: absolute; left: -999px; top: 0; color: var(--accent); }
.skip-link:focus { left: 1rem; z-index: 10; background: #fff; padding: .5rem .75rem; }
.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 24px auto;
  background: var(--surface);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .28);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--masthead);
}
.masthead {
  background: var(--masthead);
  padding: 34px 40px 28px;
  border-bottom: 1px solid rgba(23, 61, 95, .18);
}
.site-title {
  color: var(--backdrop);
  font-family: "Headings", Merriweather, Georgia, serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.18;
}
.site-description { margin: .75rem 0 0; max-width: 760px; color: #25496c; }
.primary-nav {
  background: #e7eef8;
  border-bottom: 1px solid var(--line);
}
.primary-nav ul { display: flex; flex-wrap: wrap; gap: 0; margin: 0; padding: 0 28px; list-style: none; }
.primary-nav li { position: relative; }
.primary-nav a, .primary-nav span {
  display: block;
  padding: 13px 12px;
  color: #25496c;
  font-size: 14px;
  font-weight: 700;
}
.primary-nav a:hover, .primary-nav a:focus { color: var(--backdrop); background: rgba(47, 111, 159, .12); }
.primary-nav .dropdown {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 220px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(23, 61, 95, .18);
  padding: 6px;
}
.primary-nav .has-children:hover .dropdown, .primary-nav .has-children:focus-within .dropdown { display: block; }
.primary-nav .dropdown li, .primary-nav .dropdown a { width: 100%; }
.site-main { padding: 32px; }
.content-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; align-items: start; }
.content-card, .sidebar-panel {
  background: var(--surface);
  border: 1px solid rgba(215, 225, 234, .9);
  box-shadow: 0 1px 2px rgba(23, 61, 95, .06);
}
.content-card { padding: 34px clamp(22px, 4vw, 46px); }
.content-card + .content-card, .feed-item + .feed-item { margin-top: 28px; }
.site-prose h1, .site-prose h2, .site-prose h3, .post-feed h2 {
  color: var(--backdrop);
  font-family: "Headings", Merriweather, Georgia, serif;
  line-height: 1.3;
}
.site-prose h1 { margin: 0 0 1.25rem; font-size: clamp(30px, 4vw, 42px); }
.site-prose h2, .post-feed h2 { margin: 1.4rem 0 .8rem; font-size: 26px; }
.site-prose h3 { margin: 1.25rem 0 .6rem; font-size: 21px; }
.site-prose p { margin: 0 0 1.05rem; }
.site-prose a, .listing-links a, .article-body a, .content-category a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(47, 111, 159, .36);
  text-underline-offset: 3px;
}
.site-prose a:hover, .listing-links a:hover, .article-body a:hover, .content-category a:hover {
  color: var(--backdrop);
  text-decoration-color: currentColor;
}
.content-image { margin: 28px 0; }
.content-image img, .gallery-grid img, .category-card img, .main-image {
  max-width: 100%;
  height: auto;
  display: block;
}
figcaption { color: var(--muted); font-size: 14px; margin-top: 8px; text-align: center; }
blockquote { margin: 28px 0; padding-left: 20px; border-left: 4px solid var(--accent); color: #2d3a45; font-style: italic; }
pre { overflow: auto; padding: 18px; background: #edf3f8; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
td, th { border: 1px solid var(--line); padding: 10px; vertical-align: top; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin: 26px 0; }
.feed-date { display: inline-block; margin-bottom: 10px; color: var(--muted); font-size: 14px; font-weight: 700; }
.post-feed .content-image img { width: 100%; max-height: 520px; object-fit: cover; }
.site-sidebar { display: flex; flex-direction: column; gap: 18px; }
.sidebar-panel { padding: 22px; }
.panel-title {
  color: var(--backdrop);
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
  padding-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.sidebar-links, .sidebar-links ul { margin: 0; padding: 0; list-style: none; }
.sidebar-links ul { padding-left: 14px; margin-top: 6px; }
.sidebar-links li + li { margin-top: 8px; }
.sidebar-links a { color: #25496c; font-size: 15px; }
.sidebar-links a:hover { color: var(--accent); text-decoration: underline; }
.breadcrumbs { margin: 0 0 18px; color: var(--muted); font-size: 14px; }
.breadcrumbs a { color: var(--accent); text-decoration: underline; }
.listing-links { display: grid; gap: 10px; margin: 18px 0 28px; }
.article-dates { color: var(--muted); display: flex; flex-wrap: wrap; gap: 14px; font-size: 14px; margin-bottom: 16px; }
.lead { border-left: 4px solid var(--accent); padding-left: 18px; color: #2d3a45; font-size: 19px; }
.main-image { float: right; width: min(33%, 280px); margin: 0 0 18px 24px; }
.toc { border: 1px solid var(--line); padding: 14px; margin: 18px 0; background: #f4f8fb; }
.toc a { display: inline-block; margin: 4px 12px 4px 0; }
.category-grid { display: grid; gap: 18px; }
.category-grid.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.category-grid.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.category-card { border: 1px solid var(--line); padding: 18px; background: #fff; }
.category-card.horizontal { display: grid; grid-template-columns: 34% 1fr; gap: 16px; }
.category-card.minimal { border: 0; border-left: 3px solid var(--accent); }
.read-more { font-weight: 700; }
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 32px;
  background: #eaf0f5;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 14px; }
.site-footer a { color: #25496c; text-decoration: underline; }

@media (max-width: 820px) {
  .site-shell { width: 100%; margin: 0; }
  .masthead { padding: 26px 18px 22px; }
  .primary-nav ul { padding: 0 10px; }
  .site-main { padding: 18px; }
  .content-layout { grid-template-columns: 1fr; }
  .content-card { padding: 24px 18px; }
  .main-image { float: none; width: 100%; margin: 0 0 18px; }
  .category-grid.grid-2, .category-grid.grid-3 { grid-template-columns: 1fr; }
  .category-card.horizontal { grid-template-columns: 1fr; }
  .site-footer { display: block; }
}