:root {
  --navy: #071f4d;
  --blue: #075bea;
  --blue-2: #0f74ff;
  --gold: #8d6310;
  --ink: #10213f;
  --muted: #65738b;
  --line: #dbe4f2;
  --soft: #f5f8fd;
  --white: #ffffff;
}

* { box-sizing: border-box; }

:focus-visible {
  outline: 3px solid var(--blue-2);
  outline-offset: 2px;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 28px;
  padding: 18px 5vw;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid #edf1f7;
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
  font-weight: 900;
  letter-spacing: .02em;
  text-decoration: none;
}

.mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 2px solid var(--navy);
  border-radius: 11px;
  color: var(--blue);
  font-size: 22px;
}

.brand small {
  display: block;
  margin-top: -2px;
  color: var(--gold);
  font-size: 11px;
  letter-spacing: .32em;
  font-weight: 800;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 15px;
  font-weight: 750;
}

.site-header nav a {
  color: var(--navy);
  text-decoration: none;
}

.site-header nav a:hover { color: var(--blue); }

.article {
  max-width: 740px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

.crumbs {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 700;
}

.crumbs a { text-decoration: none; }

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.article h1 {
  margin: 0 0 16px;
  color: var(--navy);
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1.08;
}

.lede {
  margin: 0 0 14px;
  color: #223557;
  font-size: 20px;
  line-height: 1.55;
}

.meta {
  margin: 0 0 34px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.article h2 {
  margin: 38px 0 12px;
  color: var(--navy);
  font-size: 26px;
  line-height: 1.2;
}

.article h3 {
  margin: 26px 0 8px;
  color: var(--navy);
  font-size: 19px;
}

.article p,
.article li {
  font-size: 17px;
  line-height: 1.7;
}

.article li { margin-bottom: 8px; }

.callout {
  margin: 26px 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  border-radius: 8px;
  background: var(--soft);
}

.callout.warn { border-left-color: var(--gold); }

.callout p { margin: 0; }

.callout p + p { margin-top: 10px; }

.sources {
  margin-top: 46px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.sources h2 {
  margin-top: 0;
  font-size: 18px;
}

.sources li {
  font-size: 15px;
  line-height: 1.5;
}

.next {
  margin-top: 34px;
  padding: 22px;
  border-radius: 10px;
  background: linear-gradient(145deg, #061b45, #082b68);
  color: white;
}

.next p {
  margin: 0 0 10px;
  color: #dbe8ff;
  font-size: 15px;
}

.next a {
  color: white;
  font-weight: 850;
}

footer {
  padding: 30px 5vw;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid #edf1f7;
}

footer a { color: var(--muted); }

@media (max-width: 620px) {
  .site-header { padding: 14px 20px; }
  .article { padding-top: 32px; }
  .lede { font-size: 18px; }
  footer { padding-left: 20px; padding-right: 20px; }
}