.page-faq {
  --faq-pad: clamp(16px, 2.6vw, 28px);
  --faq-gap: clamp(20px, 3vw, 40px);
  --faq-accent: var(--lime);
  background: var(--ink);
  color: var(--paper);
}

.page-faq summary {
  list-style: none;
  cursor: pointer;
}

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

.page-faq details[id] {
  scroll-margin-top: 84px;
}

.page-faq .index-label {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-faq .section-title {
  margin: 0 0 14px;
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--paper);
}

.page-faq .body-copy {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  max-width: 42ch;
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 4.5vw, 56px) 0 clamp(30px, 5vw, 62px);
  border-bottom: 1px solid var(--line);
  background-image:
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(31, 42, 54, 0.45) 23px 24px),
    linear-gradient(158deg, rgba(11, 59, 58, 0.62), rgba(5, 7, 10, 0) 66%);
}

.page-faq .faq-hero__title {
  margin: 0 0 clamp(14px, 2vw, 22px);
  font-size: clamp(30px, 7vw, 66px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 20ch;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  max-width: 52ch;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 14px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stat dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 6px;
}

.page-faq .faq-stat__num {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-stat__num small {
  font-size: 12px;
  color: var(--muted);
  margin-left: 0.15em;
  letter-spacing: 0.04em;
}

/* ---------- intro ---------- */
.page-faq .faq-intro {
  padding: clamp(32px, 5vw, 64px) 0 clamp(8px, 1.6vw, 16px);
}

.page-faq .faq-intro__grid {
  display: grid;
  gap: var(--faq-gap);
  align-items: center;
}

.page-faq .faq-intro__label {
  margin-top: 22px;
}

.page-faq .faq-hot {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-hot a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--paper);
  font-size: 14.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.18s ease;
}

.page-faq .faq-hot a::after {
  content: "→";
  color: var(--muted);
  font-family: var(--mono);
  font-size: 13px;
}

.page-faq .faq-hot a:hover,
.page-faq .faq-hot a:focus-visible {
  color: var(--lime);
}

.page-faq .faq-hot a:hover::after {
  color: var(--lime);
}

.page-faq .faq-hot__num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

.page-faq .kb-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

.page-faq .kb-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .kb-figure__caption {
  padding: 10px 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ---------- .page-faq layout ---------- */
.page-faq .faq-body {
  padding: clamp(20px, 3vw, 36px) 0 clamp(44px, 6vw, 84px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .kb-aside {
  display: grid;
  gap: 28px;
  align-content: start;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

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

.page-faq .kb-toc__link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: baseline;
  padding: 10px 6px 10px 0;
  border-bottom: 1px solid var(--line);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.18s ease, background 0.18s ease;
}

.page-faq .kb-toc__link:hover,
.page-faq .kb-toc__link:focus-visible {
  color: var(--lime);
  background: rgba(198, 255, 0, 0.06);
}

.page-faq .kb-toc__num,
.page-faq .kb-toc__count {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
}

.page-faq .term-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .term {
  border-left: 2px solid var(--line);
  padding-left: 10px;
  transition: border-color 0.18s ease;
}

.page-faq .term:hover,
.page-faq .term:focus-within {
  border-left-color: var(--lime);
}

.page-faq .term__name {
  display: block;
  font-size: 14px;
  color: var(--paper);
}

.page-faq .term__tip {
  display: none;
  margin-top: 5px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .term:hover .term__tip,
.page-faq .term:focus-within .term__tip {
  display: block;
}

/* ---------- accordion groups ---------- */
.page-faq .kb-group {
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-left: 3px solid var(--accent, var(--line));
}

.page-faq .kb-group:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-faq .kb-group + .kb-group {
  margin-top: 14px;
}

.page-faq .kb-group--a { --accent: var(--lime); }
.page-faq .kb-group--b { --accent: var(--cyan); }
.page-faq .kb-group--c { --accent: var(--orange); }
.page-faq .kb-group--d { --accent: var(--lime); }
.page-faq .kb-group--e { --accent: var(--cyan); }

.page-faq .kb-group:target {
  border-left-color: var(--lime);
  box-shadow: 0 0 0 1px rgba(198, 255, 0, 0.28);
}

.page-faq .kb-group__head {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  grid-template-areas:
    "num title toggle"
    "num desc toggle"
    "num count toggle";
  align-items: start;
  gap: 4px 12px;
  padding: 16px var(--faq-pad);
  transition: background 0.18s ease;
}

.page-faq .kb-group__head:hover {
  background: rgba(0, 229, 255, 0.05);
}

.page-faq .kb-group__num {
  grid-area: num;
  padding-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-faq .kb-group__title {
  grid-area: title;
  font-size: clamp(19px, 3vw, 27px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .kb-group__desc {
  grid-area: desc;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .kb-group__count {
  grid-area: count;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
}

.page-faq .kb-group__toggle {
  grid-area: toggle;
  align-self: start;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  color: var(--muted);
}

.page-faq .kb-group__toggle::before {
  content: "+";
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1;
}

.page-faq .kb-group[open] > .kb-group__head .kb-group__toggle {
  border-color: var(--accent);
  color: var(--accent);
}

.page-faq .kb-group[open] > .kb-group__head .kb-group__toggle::before {
  content: "−";
}

.page-faq .kb-group__body {
  padding: 0 0 4px;
  border-top: 1px solid var(--line);
}

/* ---------- questions ---------- */
.page-faq .qa {
  border-bottom: 1px solid var(--line);
}

.page-faq .qa:last-child {
  border-bottom: 0;
}

.page-faq .qa__q {
  position: relative;
  padding: 13px var(--faq-pad) 13px calc(var(--faq-pad) + 20px);
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  transition: color 0.18s ease;
}

.page-faq .qa__q::before {
  content: "";
  position: absolute;
  left: var(--faq-pad);
  top: calc(13px + 0.78em);
  width: 0;
  height: 2px;
  background: var(--lime);
  transition: width 0.24s ease;
}

.page-faq .qa[open] > .qa__q {
  color: var(--lime);
}

.page-faq .qa[open] > .qa__q::before {
  width: 10px;
}

.page-faq .qa:target > .qa__q {
  color: var(--lime);
}

.page-faq .qa__a {
  padding: 4px var(--faq-pad) 20px calc(var(--faq-pad) + 20px);
  background: var(--ink);
}

.page-faq .qa__a p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
  max-width: 44ch;
}

.page-faq .qa__a p:last-child {
  margin-bottom: 0;
}

.page-faq .steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  max-width: 46ch;
}

.page-faq .steps li {
  position: relative;
  counter-increment: step;
  padding-left: 34px;
  margin-bottom: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper);
}

.page-faq .steps li:last-child {
  margin-bottom: 0;
}

.page-faq .steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.15em;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--lime);
  letter-spacing: 0.06em;
}

.page-faq .kb-figure--inline {
  margin: 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: var(--deep-teal);
}

.page-faq .kb-figure--inline img {
  aspect-ratio: 10 / 7;
}

/* ---------- help ---------- */
.page-faq .faq-help {
  padding: clamp(36px, 5vw, 76px) 0;
  background: var(--deep-teal);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-help__grid {
  display: grid;
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-help__contact {
  margin: 0 0 8px;
  font-size: 13.5px;
  color: var(--muted);
}

.page-faq .faq-help__contact .mono {
  color: var(--paper);
  font-family: var(--mono);
  font-size: 13px;
}

.page-faq .faq-help__contact a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-faq .faq-help__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
}

.page-faq .faq-help__links a {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--line);
  color: var(--paper);
  font-size: 13.5px;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-help__links a:hover,
.page-faq .faq-help__links a:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

.page-faq .help-template {
  margin: 0;
  padding: 16px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.95;
  color: var(--paper);
  background: rgba(5, 7, 10, 0.68);
  border: 1px solid var(--line);
  border-left: 3px solid var(--lime);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.page-faq .faq-help__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- responsive ---------- */
@media (hover: none) {
  .page-faq .term__tip {
    display: block;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .kb-group__head {
    grid-template-columns: 46px minmax(0, 1fr) auto auto;
    grid-template-areas:
      "num title count toggle"
      "num desc  count toggle";
    align-items: center;
    gap: 4px 16px;
  }

  .page-faq .kb-group__num {
    padding-top: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-intro__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: clamp(28px, 4vw, 56px);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .kb-aside {
    position: sticky;
    top: 84px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    padding-right: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__q::before,
  .page-faq .kb-toc__link,
  .page-faq .faq-hot a {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>