/* Primary Outcome LLC — restrained, monochrome, system-font. No accent color. */

:root {
  --ink: #17181a;
  --muted: #565a5e;
  --line: #e3e5e8;
  --bg: #ffffff;
  --panel: #f7f8f9;
  --measure: 44rem;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, "Noto Sans", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  text-decoration: none;
}

/* ---- Header / nav ---- */

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .bar {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---- Main ---- */

main {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 600;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

.tagline {
  color: var(--muted);
  font-size: 1.15rem;
  margin: 0 0 2.5rem;
}

h2 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 2.75rem 0 0.75rem;
}

h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 1.75rem 0 0.5rem;
}

p {
  margin: 0 0 1.1rem;
}

section {
  margin-bottom: 1.5rem;
}

ul.plain {
  padding-left: 1.2rem;
}

ul.plain li {
  margin-bottom: 0.4rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 0.35rem;
}

.effective {
  color: var(--muted);
  font-size: 0.95rem;
  margin: -0.25rem 0 2rem;
}

/* ---- Contact panel ---- */

.contact {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.5rem;
  margin-top: 2.5rem;
}

.contact p {
  margin: 0 0 0.35rem;
}

.contact .name {
  font-weight: 600;
}

/* ---- Footer ---- */

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer .bar {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 1.75rem 1.5rem 2.5rem;
}

.site-footer p {
  margin: 0 0 0.4rem;
}

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

/* ---- One media query ---- */

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .site-header .bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
  }

  .site-nav ul {
    gap: 1.1rem;
    flex-wrap: wrap;
  }

  main {
    padding: 2rem 1.25rem 3rem;
  }

  h1 {
    font-size: 1.65rem;
  }
}