:root {
  --help-hero-min-height: 520px;
  --help-hero-copy-width: 680px;
  --help-panel-width: 430px;
  --help-panel-padding: clamp(24px, 4vw, 38px);
  --help-category-gap: clamp(26px, 5vw, 56px);
  --help-heading-width: 300px;
  --help-answer-width: 880px;
  --help-route-dot-size: 11px;
  --help-route-line-width: 1px;
  --help-document-bottom: clamp(32px, 6vw, 72px);
}

.help-hero {
  min-height: var(--help-hero-min-height);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-canvas);
}

.help-hero-grid {
  display: grid;
  min-height: var(--help-hero-min-height);
  grid-template-columns: minmax(0, 1fr) minmax(320px, var(--help-panel-width));
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  padding-top: clamp(56px, 8vw, 92px);
  padding-bottom: clamp(56px, 8vw, 92px);
}

.help-hero-copy {
  max-width: var(--help-hero-copy-width);
}

.help-hero-copy h1 {
  margin-bottom: 22px;
}

.help-hero-copy .lead {
  margin-bottom: 28px;
}

.help-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.help-route-panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--help-panel-padding);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.help-route-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 18px;
}

.help-route-head > .mono {
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.07em;
}

.help-route-list {
  display: grid;
  gap: 0;
  margin-bottom: 22px;
}

.help-route-item {
  position: relative;
  display: grid;
  grid-template-columns: var(--help-route-dot-size) minmax(0, 1fr);
  gap: 15px;
  padding-bottom: 24px;
}

.help-route-item:not(:last-child)::before {
  position: absolute;
  top: var(--help-route-dot-size);
  bottom: 0;
  left: calc(var(--help-route-dot-size) / 2);
  width: var(--help-route-line-width);
  background: var(--color-border);
  content: "";
}

.help-route-item:last-child {
  padding-bottom: 0;
}

.help-route-dot {
  position: relative;
  z-index: 1;
  width: var(--help-route-dot-size);
  height: var(--help-route-dot-size);
  margin-top: 7px;
  border: 2px solid var(--color-canvas);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.help-route-item strong {
  display: block;
  margin-bottom: 4px;
}

.help-route-item p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.help-document {
  padding-bottom: var(--help-document-bottom);
}

.help-document > .toc-tabs {
  margin-top: 24px;
}

.help-intro {
  display: grid;
  grid-template-columns: minmax(220px, var(--help-heading-width)) minmax(0, 1fr);
  gap: var(--help-category-gap);
  border-bottom: 1px solid var(--color-border);
}

.help-intro h2 {
  margin-bottom: 0;
}

.help-intro-copy {
  max-width: var(--help-answer-width);
  color: var(--color-text-muted);
}

.help-intro-copy p:last-child {
  margin-bottom: 0;
}

.faq-category {
  border-bottom: 1px solid var(--color-border);
}

.faq-category-head {
  display: grid;
  grid-template-columns: minmax(220px, var(--help-heading-width)) minmax(0, 1fr);
  align-items: end;
  gap: var(--help-category-gap);
  margin-bottom: 32px;
}

.faq-category-head h2 {
  margin-bottom: 0;
}

.faq-category-head > p {
  max-width: 680px;
  margin-bottom: 4px;
  color: var(--color-text-muted);
}

.faq-category .faq-list {
  margin-left: calc(var(--help-heading-width) + var(--help-category-gap));
}

.faq-category .faq-answer {
  max-width: var(--help-answer-width);
}

.faq-category > .callout {
  max-width: var(--help-answer-width);
  margin-top: 28px;
  margin-left: calc(var(--help-heading-width) + var(--help-category-gap));
}

.help-action-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 32px;
  margin-top: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(24px, 5vw, 44px);
  background: var(--color-panel);
}

.help-action-panel h2 {
  margin-bottom: 10px;
  font-size: clamp(27px, 4vw, 40px);
}

.help-action-panel p:not(.eyebrow) {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.help-action-panel .button-row {
  justify-content: flex-end;
}

@media (max-width: 960px) {
  .help-hero-grid {
    grid-template-columns: 1fr;
  }

  .help-route-panel {
    width: 100%;
    max-width: 680px;
  }

  .help-intro,
  .faq-category-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .faq-category .faq-list,
  .faq-category > .callout {
    margin-left: 0;
  }

  .help-action-panel {
    grid-template-columns: 1fr;
  }

  .help-action-panel .button-row {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .help-hero,
  .help-hero-grid {
    min-height: auto;
  }

  .help-hero-grid {
    gap: 32px;
    padding-top: 44px;
    padding-bottom: 44px;
  }

  .help-route-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .help-document > .toc-tabs {
    margin-right: calc(var(--gutter) * -1);
    margin-left: calc(var(--gutter) * -1);
  }

  .faq-category-head {
    margin-bottom: 20px;
  }

  .faq-item summary {
    padding-top: 19px;
    padding-bottom: 19px;
  }

  .help-action-panel .button-row {
    align-items: stretch;
  }

  .help-action-panel .btn-primary,
  .help-action-panel .btn-secondary {
    width: 100%;
  }
}