.page-faq {
  --faq-gap: clamp(20px, 3vw, 40px);
}

.page-faq .breadcrumb {
  padding-top: 6px;
}

.page-faq .faq-hero {
  padding: clamp(22px, 4vw, 52px) 0 clamp(28px, 4.5vw, 60px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  grid-template-columns: 1fr;
  align-items: center;
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rock);
}

.page-faq h1 {
  margin: 0 0 16px;
  font-size: clamp(27px, 6vw, 50px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-faq .faq-hero__lead {
  margin: 0 0 18px;
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(241, 234, 217, 0.88);
}

.page-faq .faq-hero__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--rock);
}

.page-faq .faq-hero__meta .num {
  color: var(--cyan);
  font-size: 19px;
  font-weight: 700;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--panel);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
}

/* —— 双端对照条 —— */
.page-faq .faq-split {
  padding-top: clamp(28px, 4vw, 52px);
}

.page-faq .faq-split__inner {
  display: grid;
  gap: clamp(20px, 3vw, 42px);
  grid-template-columns: 1fr;
  align-items: center;
}

.page-faq .faq-split__figure {
  margin: 0;
  border: var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--panel);
}

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

.page-faq .faq-split__copy h2 {
  margin: 0 0 12px;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.3;
  color: var(--bone);
}

.page-faq .faq-split__copy p {
  margin: 0 0 10px;
  max-width: 33em;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(241, 234, 217, 0.85);
}

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

@media (min-width: 860px) {
  .page-faq .faq-split__inner {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  }
}

/* —— 索引 + 问答双栏 —— */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: 234px minmax(0, 1fr);
  }
}

.page-faq .faq-index {
  align-self: start;
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  padding-bottom: 10px;
  border-bottom: var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--rock);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-index__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-c);
  border-radius: var(--r-pill);
  white-space: nowrap;
  font-size: 13.5px;
  color: var(--bone);
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--cyan);
  background: rgba(47, 227, 200, 0.07);
}

.page-faq .faq-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-index__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--rock);
}

@media (min-width: 900px) {
  .page-faq .faq-index {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-index__list {
    display: grid;
    gap: 2px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-faq .faq-index__link {
    display: flex;
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    white-space: normal;
    line-height: 1.55;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(47, 227, 200, 0.06);
  }
}

/* —— 分组 —— */
.page-faq .faq-body {
  display: grid;
  gap: clamp(36px, 5vw, 64px);
  min-width: 0;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  align-items: baseline;
  margin-bottom: 16px;
}

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

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(19px, 3vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--bone);
}

.page-faq .faq-group__note {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--rock);
}

.page-faq .faq-group__head::after {
  content: "";
  grid-column: 2;
  display: block;
  width: 46px;
  height: 2px;
  margin-top: 8px;
  background: var(--cyan);
}

.page-faq .faq-group__items {
  display: grid;
  gap: 10px;
}

/* —— 问答条目 —— */
.page-faq .qa {
  position: relative;
  border: 1px solid var(--line-c);
  border-left: 3px solid var(--line-c);
  border-radius: var(--r-md);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.24s ease, background 0.24s ease;
}

.page-faq .qa[open] {
  border-color: rgba(47, 227, 200, 0.34);
  border-left-color: var(--cyan);
  background: rgba(14, 27, 49, 0.92);
}

.page-faq .qa__q {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 15px 18px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--bone);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__q::before {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.42;
  color: var(--cyan);
}

.page-faq .qa[open] .qa__q::before {
  content: "\2212";
  color: var(--amber);
}

.page-faq .qa__q:hover::before {
  color: var(--amber);
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-faq .qa__a {
  padding: 0 18px 18px 46px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(241, 234, 217, 0.86);
}

.page-faq .qa__a p {
  margin: 0 0 8px;
}

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

.page-faq .qa__a a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__steps {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.page-faq .qa__steps li {
  position: relative;
  padding-left: 17px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(241, 234, 217, 0.76);
}

.page-faq .qa__steps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clay);
}

@media (min-width: 700px) {
  .page-faq .qa__q {
    font-size: 16px;
    padding: 17px 22px;
  }

  .page-faq .qa__a {
    padding: 0 22px 20px 50px;
  }
}

/* —— 人工帮助 —— */
.page-faq .faq-help {
  padding-bottom: clamp(40px, 6vw, 84px);
}

.page-faq .faq-help__card {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  grid-template-columns: 1fr;
  padding: clamp(22px, 4vw, 42px);
  border: 1px solid rgba(62, 107, 82, 0.6);
  border-radius: var(--r-xl);
  background: linear-gradient(140deg, rgba(62, 107, 82, 0.34), rgba(14, 27, 49, 0.94) 58%);
}

.page-faq .faq-help__copy .pill {
  margin-bottom: 12px;
}

.page-faq .faq-help__copy h2 {
  margin: 0 0 12px;
  font-size: clamp(20px, 3.2vw, 28px);
  line-height: 1.3;
  color: var(--bone);
}

.page-faq .faq-help__copy p {
  margin: 0;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(241, 234, 217, 0.86);
}

.page-faq .faq-help__channels {
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px 16px;
  border: 1px solid var(--line-c);
  border-radius: var(--r-md);
  background: rgba(5, 11, 22, 0.62);
  color: var(--bone);
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-help__channel--link:hover,
.page-faq .faq-help__channel--link:focus-visible {
  border-color: var(--cyan);
  transform: translateX(3px);
}

.page-faq .faq-help__channel--link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-help__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--rock);
}

.page-faq .faq-help__value {
  font-size: 14.5px;
  line-height: 1.6;
  word-break: break-word;
}

.page-faq .faq-help__arrow {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  color: var(--cyan);
}

@media (min-width: 860px) {
  .page-faq .faq-help__card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .faq-index__link,
  .page-faq .faq-help__channel {
    transition: none;
  }
}