.signal-support-hero {
  padding-top: 72px;
}

.signal-support-eyebrow,
.signal-support-step {
  margin: 0 0 12px;
  color: #67d8ff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.signal-support-version {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
  padding: 11px 14px;
  border: 1px solid rgba(103, 216, 255, 0.24);
  border-radius: 8px;
  background: rgba(9, 130, 232, 0.08);
  color: #acdcf9;
}

.signal-support-version span {
  color: var(--muted);
}

.signal-support-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 18px;
  padding-bottom: 18px;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}

.signal-support-nav a {
  padding: 8px 12px;
  border: 1px solid var(--edge);
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
}

.signal-support-nav a:hover,
.signal-support-nav a:focus-visible {
  border-color: #0982e8;
  color: #acdcf9;
}

.signal-support-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 0.8fr);
  gap: 24px;
  align-items: start;
}

.signal-support-main,
.signal-support-aside {
  display: grid;
  gap: 24px;
}

.signal-support-aside {
  position: sticky;
  top: 24px;
}

.signal-support-panel {
  padding: 28px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(15, 22, 33, 0.96), rgba(5, 9, 15, 0.96));
  box-shadow: var(--shadow);
  scroll-margin-top: 24px;
}

.signal-support-panel h2,
.signal-support-panel h3 {
  margin-top: 0;
}

.signal-support-panel h2 {
  font-size: clamp(1.35rem, 2.3vw, 2rem);
}

.signal-support-panel h3 {
  margin-bottom: 6px;
  color: #f4f7fa;
  font-size: 1rem;
}

.signal-support-panel p,
.signal-support-panel li,
.signal-support-panel dd {
  color: var(--muted);
  line-height: 1.65;
}

.signal-support-panel li + li {
  margin-top: 8px;
}

.signal-support-note {
  margin-top: 22px;
  padding: 14px 16px;
  border-left: 3px solid #0982e8;
  background: rgba(9, 130, 232, 0.08);
}

.signal-support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--edge);
  border-radius: 8px;
  background: var(--edge);
}

.signal-support-grid > div {
  padding: 18px;
  background: #080d14;
}

.signal-support-grid p {
  margin-bottom: 0;
}

.signal-support-definitions {
  margin: 0;
}

.signal-support-definitions div {
  padding: 16px 0;
  border-bottom: 1px solid var(--edge);
}

.signal-support-definitions div:last-child {
  border-bottom: 0;
}

.signal-support-definitions dt {
  color: #f4f7fa;
  font-weight: 700;
}

.signal-support-definitions dd {
  margin: 5px 0 0;
}

@media (max-width: 820px) {
  .signal-support-layout {
    grid-template-columns: 1fr;
  }

  .signal-support-aside {
    position: static;
  }
}

@media (max-width: 560px) {
  .signal-support-hero {
    padding-top: 48px;
  }

  .signal-support-grid {
    grid-template-columns: 1fr;
  }

  .signal-support-panel {
    padding: 22px;
  }
}