.page-faq {
  --faq-line: rgba(100, 116, 139, 0.22);
  --faq-badge-size: 24px;
  background-color: var(--c-paper);
  background-image:
    linear-gradient(var(--faq-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--faq-line) 1px, transparent 1px);
  background-size: 28px 28px;
  padding-bottom: 88px;
}

.page-faq .faq-hero {
  position: relative;
  padding: 36px 0 52px;
  background: var(--c-white);
  border-bottom: 2px solid var(--c-ink);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -30px;
  width: 240px;
  height: 120px;
  background: repeating-linear-gradient(-35deg, transparent 0 10px, rgba(59, 130, 246, 0.22) 10px 14px);
  pointer-events: none;
}

.page-faq .faq-hero .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-faq .faq-hero__main {
  min-width: 0;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 16px;
}

.page-faq .faq-hero__accent {
  display: inline-block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  color: var(--c-ink);
  background: linear-gradient(transparent 62%, var(--c-yellow) 62%, var(--c-yellow) 96%);
  padding: 0 6px;
}

.page-faq .faq-hero__lead {
  margin: 0 0 22px;
  max-width: 42em;
  color: var(--c-slate);
  line-height: var(--leading-body);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__status {
  padding: 20px;
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-hero__status-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.page-faq .faq-hero__status-title {
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--c-white);
  letter-spacing: 0.04em;
}

.page-faq .faq-hero__status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-faq .faq-hero__stat {
  border-top: 1px solid var(--c-slate);
  padding-top: 10px;
}

.page-faq .faq-hero__stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-blue);
}

.page-faq .faq-hero__stat-value {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--c-white);
}

.page-faq .faq-layout {
  margin-top: 48px;
}

.page-faq .faq-sidebar {
  margin-bottom: 8px;
  max-width: 520px;
}

.page-faq .faq-sidebar__title {
  margin: 8px 0 16px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: var(--leading-tight);
}

.page-faq .faq-index {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--c-ink);
}

.page-faq .faq-index li {
  border-bottom: 1px solid var(--c-graphite);
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 8px 12px 16px;
  color: var(--c-ink);
  text-decoration: none;
  font-weight: 700;
  border-left: 4px solid transparent;
  transition: border-color 0.16s ease, padding-left 0.16s ease, background 0.16s ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-left-color: var(--c-orange);
  padding-left: 24px;
  background: rgba(249, 115, 22, 0.08);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-blue);
}

.page-faq .faq-sidebar__card {
  margin-top: 20px;
  padding: 16px;
  background: var(--c-ink);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-sidebar__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-yellow);
}

.page-faq .faq-sidebar__card p {
  margin: 8px 0 0;
  font-size: var(--fs-small);
  line-height: var(--leading-body);
  color: var(--c-white);
}

.page-faq .faq-content {
  min-width: 0;
}

.page-faq .faq-section {
  margin-top: 64px;
}

.page-faq .faq-section:first-child {
  margin-top: 48px;
}

.page-faq .faq-section__head {
  margin-bottom: 24px;
  border-left: 6px solid var(--c-orange);
  padding-left: 16px;
}

.page-faq .faq-section__head h2 {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  line-height: var(--leading-tight);
}

.page-faq .faq-section__head p {
  margin: 0;
  max-width: 42em;
  color: var(--c-graphite);
}

.page-faq .hl-marker {
  background: linear-gradient(transparent 55%, var(--c-yellow) 55%, var(--c-yellow) 96%);
  padding: 0 2px;
  font-weight: 700;
}

.page-faq .quickstart {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-faq .quickstart__steps {
  padding: 22px;
  border: 2px solid var(--c-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-2);
  background: var(--c-white);
}

.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .steps__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px dashed var(--c-graphite);
}

.page-faq .steps__item:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-faq .steps__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-blue);
  padding-top: 4px;
}

.page-faq .steps__body {
  min-width: 0;
}

.page-faq .steps__body h3 {
  margin: 0 0 6px;
  font-size: var(--fs-h3);
  line-height: var(--leading-tight);
}

.page-faq .steps__body p {
  margin: 0;
  max-width: 48em;
  color: var(--c-slate);
}

.page-faq .quickstart__media,
.page-faq .data-panel-visual {
  margin: 0;
  border: 2px solid var(--c-ink);
  border-radius: var(--radius-sm);
  background: var(--c-white);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-faq .quickstart__img,
.page-faq .data-panel-visual__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .quickstart__caption,
.page-faq .data-panel-visual__caption {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  border-top: 2px solid var(--c-ink);
  background: var(--c-paper);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--c-graphite);
}

.page-faq .quickstart__caption::before,
.page-faq .data-panel-visual__caption::before {
  content: "//";
  font-weight: 700;
  color: var(--c-blue);
}

.page-faq .faq-stack {
  display: block;
}

.page-faq .faq-stack + .faq-stack {
  margin-top: 20px;
}

.page-faq .faq-card {
  margin-bottom: 14px;
  background: var(--c-white);
  border: 2px solid var(--c-ink);
  border-radius: var(--radius-sm);
  box-shadow: 4px 4px 0 var(--c-ink);
  overflow: hidden;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.page-faq .faq-card[open] {
  border-color: var(--c-orange);
  box-shadow: 6px 6px 0 var(--c-orange);
}

.page-faq .faq-card summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.45;
}

.page-faq .faq-card summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-card__mark {
  flex: 0 0 var(--faq-badge-size);
  width: var(--faq-badge-size);
  height: var(--faq-badge-size);
  margin-top: 3px;
  position: relative;
  border: 2px solid var(--c-ink);
  background: var(--c-paper);
  transition: background 0.16s ease;
}

.page-faq .faq-card__mark::before,
.page-faq .faq-card__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--c-ink);
  transform: translate(-50%, -50%);
  transition: transform 0.16s ease;
}

.page-faq .faq-card__mark::before {
  width: 10px;
  height: 2px;
}

.page-faq .faq-card__mark::after {
  width: 2px;
  height: 10px;
}

.page-faq .faq-card[open] .faq-card__mark {
  background: var(--c-orange);
}

.page-faq .faq-card[open] .faq-card__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-card__a {
  padding: 4px 18px 18px;
  margin: 0 26px 18px 34px;
  border-left: 2px solid var(--c-blue);
  color: var(--c-slate);
  max-width: 52em;
}

.page-faq .faq-card__a p {
  margin: 10px 0 0;
}

.page-faq .faq-card__a p:first-child {
  margin-top: 8px;
}

.page-faq .faq-card__a a {
  color: var(--c-blue);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.page-faq .faq-card__a a:hover,
.page-faq .faq-card__a a:focus-visible {
  color: var(--c-orange);
}

.page-faq .data-panel-visual {
  margin-top: 24px;
}

.page-faq .video-troubleshoot {
  display: grid;
  gap: 20px;
  margin-bottom: 24px;
  padding: 22px;
  border: 2px solid var(--c-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-2);
  background: var(--c-white);
}

.page-faq .video-troubleshoot__left h3 {
  margin: 8px 0 16px;
  font-size: var(--fs-h3);
  line-height: var(--leading-tight);
}

.page-faq .trouble-list {
  margin: 0;
  padding-left: 22px;
  color: var(--c-slate);
}

.page-faq .trouble-list li {
  margin-bottom: 8px;
}

.page-faq .trouble-list li::marker {
  color: var(--c-orange);
  font-weight: 700;
}

.page-faq .video-troubleshoot__right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 12px;
  padding: 16px;
  border: 2px dashed var(--c-blue);
  background: rgba(59, 130, 246, 0.05);
}

.page-faq .video-troubleshoot__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-blue);
  font-weight: 700;
}

.page-faq .video-troubleshoot__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--c-orange);
  color: var(--c-white);
  border: 2px solid var(--c-ink);
  box-shadow: 3px 3px 0 var(--c-ink);
  font-size: 1.1rem;
}

.page-faq .video-troubleshoot__right p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: var(--leading-body);
  color: var(--c-slate);
}

@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 44px 0 60px;
  }

  .page-faq .faq-hero__status {
    padding: 24px;
  }

  .page-faq .faq-hero__status-grid {
    gap: 16px;
  }

  .page-faq .quickstart__steps {
    padding: 28px;
  }

  .page-faq .steps__item {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 18px;
  }

  .page-faq .steps__no {
    font-size: 1.75rem;
  }

  .page-faq .faq-section__head {
    padding-left: 20px;
  }

  .page-faq .faq-card summary {
    padding: 18px 20px;
  }

  .page-faq .faq-card__a {
    padding: 4px 20px 20px;
    margin: 0 30px 20px 38px;
  }

  .page-faq .video-troubleshoot {
    padding: 28px;
  }
}

@media (min-width: 760px) {
  .page-faq .video-troubleshoot {
    grid-template-columns: minmax(0, 1.4fr) minmax(240px, 0.8fr);
  }

  .page-faq .video-troubleshoot__left {
    padding-right: 8px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
    margin-top: 56px;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: 120px;
    max-height: calc(100vh - 150px);
    overflow: auto;
    margin-bottom: 0;
    padding-right: 4px;
  }

  .page-faq .faq-content {
    min-width: 0;
  }

  .page-faq .faq-section {
    margin-top: 72px;
  }

  .page-faq .faq-section:first-child {
    margin-top: 48px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.9fr);
    gap: 56px;
    align-items: center;
  }

  .page-faq .quickstart {
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.85fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-card,
  .page-faq .faq-card summary,
  .page-faq .faq-card__mark,
  .page-faq .faq-card__mark::before,
  .page-faq .faq-card__mark::after,
  .page-faq .faq-index__link {
    transition: none;
  }
}