.signal-page {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0 96px;
}

.signal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 0.7fr);
  gap: 48px;
  align-items: end;
  padding-bottom: 52px;
  border-bottom: 1px solid var(--line);
}

.signal-hero h1 {
  max-width: 860px;
  margin: 12px 0 20px;
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  line-height: 0.94;
  letter-spacing: -0.045em;
}

.signal-lede,
.signal-heading > p:last-child {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.72;
}

.signal-boundary,
.signal-record {
  padding: 24px;
  border: 1px solid var(--ink);
  background: var(--paper);
  line-height: 1.65;
}

.signal-boundary strong {
  display: block;
  margin-bottom: 8px;
}

.signal-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.signal-heading {
  margin-bottom: 28px;
}

.signal-heading h2 {
  max-width: 820px;
  margin: 8px 0 10px;
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1;
}

.signal-flow,
.independence-grid,
.signal-state-grid,
.signal-links {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.signal-flow li,
.independence-grid article,
.signal-state-grid article {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.signal-flow li {
  border-top: 5px solid var(--ink);
}

.signal-flow li > span {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.signal-flow h3,
.independence-grid h3,
.signal-state-grid h3,
.signal-record h3 {
  margin: 10px 0 8px;
  font-family: "Newsreader", Georgia, serif;
  font-size: 1.42rem;
}

.signal-flow p,
.independence-grid p,
.signal-state-grid p,
.signal-record > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.signal-record-top {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.signal-pill {
  display: inline-block;
  margin: 0 6px 8px 0;
  padding: 6px 9px;
  border: 1px solid currentColor;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.signal-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 24px 0 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.signal-facts > div {
  min-width: 0;
  padding: 14px;
  background: var(--background);
}

.signal-facts dt {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.signal-facts dd {
  margin: 0;
}

.independence-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.signal-history {
  max-width: 900px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.signal-history li {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 20px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.signal-history time {
  font-weight: 700;
}

.signal-history p {
  margin: 5px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.signal-state-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.signal-links {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.signal-links a {
  display: flex;
  min-height: 56px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.signal-links a:hover {
  border-color: var(--ink);
  background: var(--paper);
}

.signal-page a:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.signal-page h1,
.signal-page h2,
.signal-page h3,
.signal-page p,
.signal-page code,
.signal-page a,
.signal-page dd {
  overflow-wrap: anywhere;
}

@media (max-width: 980px) {
  .signal-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .signal-facts,
  .signal-state-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .signal-hero {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .signal-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .signal-page {
    width: min(100% - 28px, 1160px);
    padding-top: 46px;
  }

  .signal-flow,
  .signal-facts,
  .independence-grid,
  .signal-state-grid,
  .signal-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .signal-hero h1 {
    font-size: 2.42rem;
  }

  .signal-history li {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .signal-page *,
  .signal-page *::before,
  .signal-page *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}