:root {
  --ink: #17242b;
  --muted: #61727c;
  --line: #d7e3e8;
  --soft: #f4f8fa;
  --paper: #ffffff;
  --teal: #1f6f8b;
  --teal-dark: #174f63;
  --teal-soft: #dceef3;
  --gold: #b0852b;
  --shadow: 0 14px 32px rgba(23, 36, 43, 0.09);
  font-family: Arial, Helvetica, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: #fff; line-height: 1.55; }
a { color: var(--teal-dark); text-decoration-thickness: .08em; text-underline-offset: .18em; }
.site-masthead {
  background: linear-gradient(rgba(248, 251, 252, .90), rgba(248, 251, 252, .90)), url("cog.png") 0 0 / 25px 25px repeat;
  border-bottom: 1px solid var(--line);
}
.site-masthead-inner {
  align-items: center;
  display: flex;
  gap: 28px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1220px;
  min-height: 112px;
  padding: 22px 32px;
}
.brand-lockup { align-items: flex-start; display: flex; flex-direction: column; gap: 4px; }
.logo { align-items: center; display: inline-flex; text-decoration: none; }
.logo img { display: block; height: auto; width: clamp(154px, 16vw, 218px); }
.logo-sub { color: var(--teal-dark); display: block; font-size: 13px; font-weight: 700; letter-spacing: .08em; margin-left: 4px; text-transform: uppercase; }
.site-nav { align-items: center; display: flex; flex-wrap: wrap; font-size: 15px; gap: 18px; justify-content: flex-end; }
.site-nav a, .site-nav button { color: var(--ink); font: inherit; }
.site-nav a { text-decoration: none; }
.site-nav a:hover, .site-nav a.active { color: var(--teal-dark); }
.site-nav a.active { font-weight: 700; }
.site-nav button { background: transparent; border: 0; cursor: pointer; padding: 0; }
.course-link { background: var(--teal); border-radius: 999px; color: #fff !important; font-weight: 700; padding: 12px 18px; }
.compact-artifact { background: linear-gradient(90deg, #eef7f9, #fff 74%); border-bottom: 1px solid var(--line); }
.compact-artifact-inner { align-items: center; display: flex; gap: 24px; justify-content: space-between; margin: 0 auto; max-width: 1220px; padding: 30px 32px; }
h1 { font-size: clamp(30px, 3.5vw, 48px); letter-spacing: 0; line-height: 1.05; margin: 0; }
.lede { color: #263841; font-size: 18px; margin: 14px 0 0; max-width: 760px; }
main { margin: 0 auto; max-width: 1220px; padding: 34px 32px 58px; }
.breadcrumb { color: var(--muted); font-size: 14px; margin: 0 0 18px; }
.search-box {
  width: min(100%, 34rem);
  min-height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.5rem 0.65rem;
  font: inherit;
  background: var(--paper);
  margin: 0 0 1.25rem;
}
.no-results { display: none; color: var(--muted); margin: 0 0 1rem; }
body.no-results .no-results { display: block; }
body.has-filter [data-report-index-item][hidden] { display: none; }
.card-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.report-card { background: var(--paper); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 7px 18px rgba(23, 36, 43, .05); max-width: 860px; padding: 20px; }
.report-card h2 { font-size: 22px; line-height: 1.2; margin: 0 0 8px; }
.report-card p { color: var(--muted); margin: 0 0 12px; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer p { margin: 0 auto; max-width: 1220px; padding: 22px 32px; }
@media (max-width: 820px) {
  .site-masthead-inner, .compact-artifact-inner { align-items: flex-start; flex-direction: column; }
  .site-nav { justify-content: flex-start; gap: 12px; }
}