.page-faq {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(18px, 3.6vw, 40px) 0 clamp(56px, 8vw, 96px);
}

.page-faq [id] {
  scroll-margin-top: 120px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 30px;
  padding-bottom: clamp(28px, 4.5vw, 52px);
  border-bottom: 1px solid var(--line-soft);
}

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

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 12px 0 18px;
  max-width: 20em;
}

.page-faq .faq-hero__lede {
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.78;
  color: var(--mist);
  max-width: 58ch;
  margin: 0 0 24px;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-hero__panel {
  min-width: 0;
  border: 1px solid var(--line-lime);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(11, 58, 49, 0.94), rgba(5, 37, 31, 0.72));
  padding: 22px 22px 18px;
}

.page-faq .faq-hero__panel-title {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0 0 14px;
}

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

.page-faq .faq-stat__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 11px;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
  line-height: 1;
  min-width: 2ch;
}

.page-faq .faq-stat__label {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--paper);
  opacity: 0.86;
}

.page-faq .faq-hero__panel-note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

/* ---------- 主体：锚点台 + 问答 ---------- */
.page-faq .faq-console {
  display: grid;
  gap: 28px;
  margin-top: clamp(28px, 4.5vw, 52px);
}

.page-faq .faq-toc {
  min-width: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: rgba(11, 58, 49, 0.42);
  padding: 18px 16px;
}

.page-faq .faq-toc__title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--lime-mist);
  margin: 0 0 12px;
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  counter-reset: none;
}

.page-faq .faq-toc__item + .faq-toc__item {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 2px;
  color: var(--paper);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.4;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

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

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

.page-faq .faq-toc__cta {
  display: block;
  font-size: 13px;
  line-height: 1.6;
  color: var(--orange);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

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

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

.page-faq .faq-section + .faq-section {
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: clamp(28px, 4vw, 44px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.page-faq .faq-section__num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--lime);
  flex: none;
}

.page-faq .faq-section__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.4vw, 27px);
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0;
}

.page-faq .faq-section__lede {
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 62ch;
  margin: 0 0 20px;
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: rgba(11, 58, 49, 0.5);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .qa + .qa {
  margin-top: 10px;
}

.page-faq .qa[open] {
  border-color: var(--line-lime);
  background: rgba(11, 58, 49, 0.88);
}

.page-faq .qa__q {
  list-style: none;
  cursor: pointer;
  position: relative;
  padding: 16px 50px 16px 18px;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  border-radius: var(--radius-md);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--lime);
}

.page-faq .qa[open] .qa__q::after {
  content: "\2013";
}

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

.page-faq .qa__a {
  padding: 0 18px 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
}

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

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

.page-faq .qa__a a {
  color: var(--lime-mist);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 4px 0 0;
  padding: 0;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 32px;
  margin-bottom: 9px;
  font-size: 14.5px;
  line-height: 1.7;
}

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

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--lime);
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #06110f;
}

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

.page-faq .faq-figure figcaption {
  padding: 11px 14px 13px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 反馈 ---------- */
.page-faq .faq-help {
  margin-top: clamp(34px, 5vw, 56px);
  border: 1px solid var(--line-lime);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3.6vw, 32px);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(90, 29, 49, 0.55), transparent 62%),
    linear-gradient(170deg, rgba(11, 58, 49, 0.92), rgba(5, 37, 31, 0.8));
}

.page-faq .faq-help__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.page-faq .faq-help__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.88;
  max-width: 60ch;
  margin: 0 0 20px;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .faq-help__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-help__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: none;
  min-width: 5em;
}

.page-faq .faq-help__val {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 底部锚点带 ---------- */
.page-faq .faq-footer {
  margin-top: clamp(30px, 4.5vw, 48px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-footer__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 14px;
}

.page-faq .faq-anchorbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-anchorbar a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--paper);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-anchorbar a:hover,
.page-faq .faq-anchorbar a:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(198, 255, 61, 0.07);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-faq .qa__q {
    font-size: 16.5px;
    padding: 18px 56px 18px 22px;
  }

  .page-faq .qa__a {
    padding: 0 22px 20px;
    font-size: 15.5px;
  }

  .page-faq .faq-stat {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
  }

  .page-faq .faq-stat__item:nth-last-child(2) {
    border-bottom: 0;
    padding-bottom: 0;
  }

  .page-faq .faq-help__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: end;
    gap: 56px;
  }

  .page-faq .faq-console {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 104px;
    padding: 20px 18px;
  }

  .page-faq .faq-stat {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-stat__item:nth-last-child(2) {
    border-bottom: 1px dashed var(--line-soft);
    padding-bottom: 11px;
  }

  .page-faq .faq-figure {
    margin-top: 26px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero h1 {
    max-width: 17em;
  }

  .page-faq .faq-section__lede {
    margin-bottom: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-toc__link,
  .page-faq .faq-toc__num,
  .page-faq .qa,
  .page-faq .qa__q,
  .page-faq .qa__a a,
  .page-faq .faq-anchorbar a {
    transition: none;
  }
}