.help-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
}

.help-hero::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 34px 34px;
  content: "";
  mask-image: linear-gradient(to right, transparent, var(--color-text), transparent);
  opacity: .7;
}

.help-hero-grid {
  position: relative;
  z-index: 1;
  min-height: 590px;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(430px, .72fr);
  align-items: center;
  gap: clamp(42px, 7vw, 104px);
  padding-top: 72px;
  padding-bottom: 82px;
}

.help-hero-copy {
  max-width: 680px;
}

.help-hero-copy h1 {
  max-width: 670px;
  margin: 20px 0 0;
}

.help-hero-copy .lead {
  margin-top: 24px;
}

.help-hero-copy .button-row {
  margin-top: 28px;
}

.help-signal {
  position: relative;
  padding: clamp(24px, 4vw, 38px);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.help-signal::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 34%;
  height: 8px;
  border-radius: 0 var(--radius-xl) 0 var(--radius-pill);
  background: var(--gradient-current);
  content: "";
}

.help-signal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-subtle);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 780;
  letter-spacing: .08em;
}

.help-signal-state {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--color-accent-dark);
  letter-spacing: 0;
}

.help-facts {
  display: grid;
  gap: 0;
  margin: 0;
}

.help-facts div {
  display: grid;
  grid-template-columns: minmax(90px, .4fr) minmax(0, 1fr);
  gap: 18px;
  padding-block: 18px;
  border-bottom: 1px solid var(--color-border);
}

.help-facts dt {
  color: var(--color-muted);
  font-size: 13px;
}

.help-facts dd {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 760;
  overflow-wrap: anywhere;
}

.help-trace {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 22px;
}

.help-trace span {
  position: relative;
  height: 9px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: var(--color-panel-soft);
}

.help-trace span::after {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--gradient-brand);
  content: "";
  transform: translateX(-78%);
  animation: help-trace-flow 3.4s ease-in-out infinite;
}

.help-trace span:nth-child(even)::after {
  animation-delay: .7s;
}

.help-shell {
  position: relative;
  padding-bottom: var(--section-space);
}

.help-toc {
  top: 12px;
  margin-top: 28px;
  margin-bottom: 0;
}

.help-intro {
  display: grid;
  grid-template-columns: minmax(280px, .75fr) minmax(0, 1fr);
  align-items: end;
  gap: clamp(30px, 6vw, 84px);
  padding-top: clamp(72px, 9vw, 118px);
  padding-bottom: clamp(56px, 7vw, 88px);
}

.help-intro h2 {
  margin-top: 18px;
  margin-bottom: 0;
}

.help-intro > p {
  margin-bottom: 4px;
  font-size: 18px;
  line-height: 1.85;
}

.help-category {
  display: grid;
  grid-template-columns: minmax(250px, .38fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 82px);
  padding-top: clamp(62px, 8vw, 104px);
  padding-bottom: clamp(62px, 8vw, 104px);
  border-top: 1px solid var(--color-border);
  scroll-margin-top: var(--toc-offset);
}

.help-category-head {
  position: relative;
}

.help-category-head > div {
  position: sticky;
  top: calc(var(--toc-offset) + 28px);
}

.category-mark {
  width: fit-content;
  display: inline-flex;
  margin-bottom: 22px;
  padding: 7px 10px;
  border-radius: var(--radius-xs);
  background: var(--color-text);
  color: var(--color-panel);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .09em;
}

.category-kicker {
  margin-bottom: 8px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.help-category h2 {
  margin-bottom: 16px;
  font-size: clamp(32px, 4vw, 46px);
}

.help-category-head p:last-child {
  margin-bottom: 0;
}

.help-category .faq-list {
  gap: 12px;
}

.help-category .faq-item {
  box-shadow: 0 10px 30px var(--color-shadow-soft);
}

.help-category .faq-item[open] {
  border-color: var(--color-accent);
}

.help-category .faq-answer p {
  margin-bottom: 0;
  line-height: 1.9;
}

.help-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 38px;
  margin-top: 28px;
  padding: clamp(28px, 5vw, 52px);
  border-radius: var(--radius-xl);
  background: var(--color-text);
  box-shadow: var(--shadow-card);
}

.help-contact h2 {
  margin: 18px 0 14px;
  color: var(--color-panel);
  font-size: clamp(28px, 4vw, 42px);
}

.help-contact p {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--color-subtle);
}

@keyframes help-trace-flow {
  50% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(78%);
  }
}

@media (max-width: 900px) {
  .help-hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 64px;
  }

  .help-signal {
    max-width: 680px;
  }

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

  .help-category-head > div {
    position: static;
  }
}

@media (max-width: 768px) {
  .help-hero-grid {
    gap: 34px;
    padding-top: 52px;
    padding-bottom: 72px;
  }

  .help-intro {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .help-toc {
    top: 8px;
  }

  .help-category {
    padding-top: 68px;
    padding-bottom: 68px;
  }

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

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

@media (max-width: 480px) {
  .help-facts div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

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

  .help-category .faq-item summary {
    padding-inline: 16px;
  }

  .help-category .faq-answer {
    padding-right: 16px;
    padding-left: 16px;
  }
}