/* medfactcheck.org: one stylesheet for every page. System fonts only: no font CDN sees our visitors. */
:root {
  --paper: #f4f7f8;
  --ink: #1c2733;
  --navy: #1a3a6e;
  --link: #2d5ba8;
  --muted: #5a6672;
  --rule: #d3dce2;
  --verdict: #2e7d32;
  --highlight: #fbe38e;
  --highlight-ink: #1c2733;
  --panel: #ffffff;
  --serif: Charter, "Bitstream Charter", "Iowan Old Style", "Sitka Text", Cambria, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --measure: 40rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #10171d;
    --ink: #e3e9ee;
    --navy: #a9c3ee;
    --link: #8fb4f2;
    --muted: #9aa7b3;
    --rule: #2a3742;
    --verdict: #7fc883;
    --highlight: #6b5a12;
    --highlight-ink: #fff6cf;
    --panel: #172129;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1.125rem/1.6 var(--serif);
  padding-inline: 1.25rem;
  overflow-wrap: break-word;
}
a { color: var(--link); text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; border-radius: 2px; }
img, svg { max-width: 100%; }

.wrap { max-width: 64rem; margin-inline: auto; }
.prose { max-width: var(--measure); }

/* Header and footer */
.site-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap; padding-block: 1.25rem;
  font-family: var(--sans); font-size: 0.95rem;
}
.brand { display: flex; align-items: center; gap: 0.6rem; color: var(--ink); text-decoration: none; font-weight: 650; }
.brand img { width: 2rem; height: 2rem; }
.site-head nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.site-head nav a { color: var(--muted); text-decoration: none; }
.site-head nav a:hover, .site-head nav a[aria-current] { color: var(--ink); }

.site-foot {
  border-top: 1px solid var(--rule); margin-top: 5rem; padding-block: 2rem 3rem;
  font: 0.9rem/1.55 var(--sans); color: var(--muted);
}
.site-foot p { max-width: var(--measure); margin: 0 0 0.75rem; }

/* Headings */
h1, h2, h3 { color: var(--navy); line-height: 1.2; font-weight: 600; }
h2 { font-size: 1.6rem; margin: 4rem 0 1rem; }
h3 { font-size: 1.15rem; margin: 2rem 0 0.5rem; }

/* Hero: a claim under review, annotated in the margin */
.hero { padding-block: 3rem 1rem; }
.hero-lede { font: 400 1.25rem/1.5 var(--serif); color: var(--ink); margin: 2.5rem 0 0; max-width: 34rem; }
.claim-sheet {
  display: grid; grid-template-columns: minmax(0, 1fr) 17rem; gap: 2.5rem;
  align-items: start;
}
.claim {
  margin: 0; font-size: clamp(2rem, 1.2rem + 3.6vw, 3.6rem); line-height: 1.12;
  color: var(--ink); font-weight: 500; letter-spacing: -0.01em;
}
.claim mark {
  background: linear-gradient(to bottom, transparent 8%, var(--highlight) 8%, var(--highlight) 92%, transparent 92%);
  color: var(--highlight-ink); padding-inline: 0.08em;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
  background-size: 0 100%; background-repeat: no-repeat;
  animation: highlight 900ms 250ms cubic-bezier(.4,.1,.2,1) forwards;
}
@keyframes highlight { to { background-size: 100% 100%; } }
@media (prefers-reduced-motion: reduce) { .claim mark { animation: none; background-size: 100% 100%; } }

.margin-notes {
  list-style: none; margin: 0; padding: 0 0 0 1.25rem;
  border-left: 2px solid var(--highlight); margin-top: 0.6rem;
  font: 0.95rem/1.45 var(--sans); color: var(--muted);
}
.margin-notes li + li { margin-top: 0.9rem; }
.margin-notes strong { display: block; color: var(--ink); font-weight: 600; }
.margin-notes .verdict strong { color: var(--verdict); }
.example-note { font: 0.85rem/1.4 var(--sans); color: var(--muted); margin: 1rem 0 0; }

.actions { display: flex; gap: 0.75rem 1.5rem; flex-wrap: wrap; align-items: center; margin-top: 2rem; font-family: var(--sans); }
.button {
  display: inline-block; background: var(--navy); color: var(--paper); text-decoration: none;
  padding: 0.7rem 1.2rem; border-radius: 0.4rem; font-weight: 600; font-size: 1rem;
}
.button:hover { filter: brightness(1.12); }

/* Pipeline: a real sequence, so numbered */
.steps { list-style: none; counter-reset: step; padding: 0; margin: 0; max-width: var(--measure); }
.steps li { counter-increment: step; position: relative; padding-left: 3rem; margin-bottom: 1.25rem; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0.1rem;
  width: 2rem; height: 2rem; border-radius: 50%; border: 1.5px solid var(--navy);
  color: var(--navy); font: 600 0.95rem/1.85rem var(--sans); text-align: center;
}
.steps strong { color: var(--ink); }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); gap: 0.5rem 3rem; max-width: 50rem; }
.features h3 { margin-top: 1.25rem; }
.features p { margin: 0; }

.platforms { font-family: var(--sans); font-size: 1rem; }
.privacy-pull {
  background: var(--panel); border: 1px solid var(--rule); border-radius: 0.5rem;
  padding: 1.25rem 1.5rem; max-width: var(--measure);
}
.privacy-pull p:first-child { margin-top: 0; }
.privacy-pull p:last-child { margin-bottom: 0; }

/* Policy page */
.policy h1 { font-size: clamp(2rem, 1.5rem + 2vw, 2.8rem); margin: 2.5rem 0 0.25rem; }
.policy h1 + p { font:0.95rem/1.5 var(--sans); color: var(--muted); margin: 0 0 2rem; }
.policy h2 { font-size: 1.4rem; margin-top: 3rem; }
.policy li { margin-bottom: 0.35rem; }
.table-scroll { overflow-x: auto; margin: 1rem 0 1.5rem; }
table { border-collapse: collapse; width: 100%; font: 0.92rem/1.45 var(--sans); }
th, td { text-align: left; vertical-align: top; padding: 0.55rem 0.75rem 0.55rem 0; border-bottom: 1px solid var(--rule); }
th { color: var(--muted); font-weight: 600; }
.callout { border-left: 3px solid var(--highlight); padding-left: 1rem; }

@media (max-width: 52rem) {
  .claim-sheet { grid-template-columns: 1fr; gap: 1.75rem; }
}