.help-main {
  min-width: 0;
}

.help-masthead {
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--color-border);
  background: var(--color-bg);
}

.help-masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.34;
  mask-image: linear-gradient(to right, var(--color-bg), transparent);
}

.help-masthead::after {
  content: "";
  width: 42%;
  height: 5px;
  position: absolute;
  right: 0;
  bottom: 0;
  background: var(--color-accent);
}

.help-masthead-grid {
  min-height: 500px;
  padding-top: clamp(68px, 8vw, 112px);
  padding-bottom: clamp(68px, 8vw, 112px);
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 0.55fr);
  align-items: end;
  gap: clamp(42px, 8vw, 110px);
}

.help-intro {
  min-width: 0;
  position: relative;
  z-index: 1;
}

.help-intro h1 {
  max-width: 760px;
}

.help-intro .lead {
  max-width: 700px;
}

.help-actions {
  margin-top: 30px;
}

.help-route-index {
  min-width: 0;
  position: relative;
  z-index: 1;
  border-top: 5px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
  background: var(--color-panel-solid);
  box-shadow: var(--shadow-panel);
}

.help-index-label {
  margin: 0;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
}

.help-route-index ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.help-route-index li {
  min-width: 0;
  padding: 17px 20px;
  display: grid;
  grid-template-columns: minmax(64px, auto) minmax(0, 1fr);
  gap: 18px;
  border-bottom: 1px solid var(--color-border-soft);
}

.help-route-index li:last-child {
  border-bottom: 0;
}

.help-route-index span {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.help-route-index strong {
  min-width: 0;
  color: var(--color-text);
  font-size: 14px;
  font-weight: 700;
}

.help-main > .toc-tabs {
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.help-chapter {
  width: min(100%, 1050px);
}

.help-chapter-offset {
  margin-left: auto;
}

.help-chapter-heading {
  max-width: 760px;
  margin-bottom: clamp(34px, 5vw, 58px);
}

.help-chapter-heading h2 {
  margin-bottom: 16px;
}

.help-chapter-heading > p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 18px;
  line-height: 1.8;
}

.help-chapter .faq-list {
  box-shadow: var(--shadow-panel);
}

.help-chapter .faq-item:nth-child(even) {
  background: var(--color-bg-panel-2);
}

.help-chapter .faq-item summary {
  font-size: clamp(16px, 2vw, 19px);
}

.help-chapter .faq-answer {
  line-height: 1.85;
}

.help-chapter .callout {
  max-width: 820px;
  margin-top: 34px;
  margin-bottom: 0;
}

.help-resolution {
  margin-top: clamp(44px, 6vw, 72px);
  padding: clamp(26px, 5vw, 46px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 28px;
  border-top: 5px solid var(--color-accent);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
  background: var(--color-bg-panel-2);
}

.help-resolution-label {
  margin-bottom: 8px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
}

.help-resolution h3 {
  margin-bottom: 10px;
}

.help-resolution p:last-child {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .help-masthead-grid {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .help-route-index {
    max-width: 640px;
  }

  .help-chapter,
  .help-chapter-offset {
    width: 100%;
    margin-left: 0;
  }
}

@media (max-width: 700px) {
  .help-masthead-grid {
    padding-top: 56px;
    padding-bottom: 60px;
    gap: 36px;
  }

  .help-masthead::after {
    width: 68%;
  }

  .help-route-index li {
    grid-template-columns: minmax(0, 1fr);
    gap: 3px;
  }

  .help-main > .toc-tabs {
    padding-right: 0;
    padding-left: 0;
  }

  .help-resolution {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .help-resolution .button {
    width: 100%;
  }
}

@media (max-width: 390px) {
  .help-actions .button {
    width: 100%;
  }

  .help-route-index {
    box-shadow: none;
  }
}