.page-faq {
  --faq-gap: clamp(1rem, 3vw, 2rem);
}

/* 面包屑 */
.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  padding-top: clamp(1rem, 3vw, 1.75rem);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--lava-soft);
  border-bottom-color: var(--lava);
}

/* 首屏 */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(1.25rem, 3vw, 2.25rem) clamp(2rem, 5vw, 4rem);
}

.page-faq .faq-hero__kicker {
  margin: 0 0 1rem;
  padding-left: 0.75rem;
  border-left: var(--frame) solid var(--lava);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--lava-soft);
}

.page-faq .faq-hero__title {
  margin: 0 0 1.25rem;
  max-width: 24ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 5.6vw, 3.3rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--slate);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 48ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  display: grid;
  max-width: 34rem;
  border: var(--frame) solid var(--line-strong);
  border-left-width: 6px;
  border-left-color: var(--lava);
  background: var(--moss);
  box-shadow: var(--hard-shadow);
}

.page-faq .faq-hero__facts li {
  display: grid;
  grid-template-columns: minmax(3.5rem, auto) minmax(0, 1fr);
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.7rem 0.9rem;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--slate);
}

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

.page-faq .faq-hero__facts .num {
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  letter-spacing: -0.02em;
  color: var(--lava);
  white-space: nowrap;
}

.page-faq .faq-hero__media {
  margin: 0;
  box-shadow: var(--hard-shadow);
}

/* 分组索引条 */
.page-faq .faq-jump {
  border-top: var(--frame) solid var(--line-strong);
  border-bottom: var(--frame) solid var(--line-strong);
  background: var(--moss);
}

.page-faq .faq-jump__inner {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  padding-block: 0.8rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-jump__label {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-faq .faq-jump__list {
  display: flex;
  flex: 0 0 auto;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--line-strong);
  color: var(--slate);
  font-size: var(--fs-14);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-jump__list a span {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--lava);
}

.page-faq .faq-jump__list a:hover,
.page-faq .faq-jump__list a:focus-visible {
  border-color: var(--lava);
  background: rgba(255, 106, 26, 0.08);
  color: var(--lava-soft);
}

/* 问答分组 */
.page-faq .faq-group {
  padding-block: clamp(2.25rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 3.5rem);
}

.page-faq .faq-group--moss {
  background: var(--moss);
}

.page-faq .faq-group__head {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(0.75rem, 2.5vw, 1.5rem);
  align-items: start;
  padding-top: 1.1rem;
  margin-bottom: clamp(1rem, 2.5vw, 1.75rem);
}

.page-faq .faq-group__head::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: clamp(3.5rem, 14vw, 10rem);
  height: 4px;
  background: var(--lava);
}

.page-faq .faq-group .section__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.75rem, 4.5vw, 2.6rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--deep-blue);
  transition: color 0.3s ease;
}

.page-faq .faq-group.is-visible .section__num,
.page-faq .faq-group:hover .section__num {
  color: var(--lava);
}

.page-faq .faq-group .section__title {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 3.4vw, 1.9rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--slate);
}

.page-faq .faq-group__hint {
  margin: 0;
  max-width: 54ch;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* 折叠项 */
.page-faq .faq-list {
  max-width: 62rem;
  border-top: 1px solid var(--line);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 0.95rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-16);
  line-height: 1.5;
  color: var(--slate);
  transition: color 0.18s ease;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:hover,
.page-faq .faq-item summary:focus-visible {
  color: var(--lava-soft);
}

.page-faq .faq-item[open] summary {
  color: var(--lava);
}

.page-faq .faq-sign {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.page-faq .faq-sign::before,
.page-faq .faq-sign::after {
  content: "";
  position: absolute;
  background: var(--cool);
  transition: transform 0.2s ease, background-color 0.18s ease;
}

.page-faq .faq-sign::before {
  left: 0;
  right: 0;
  top: 8px;
  height: 2px;
}

.page-faq .faq-sign::after {
  top: 0;
  bottom: 0;
  left: 8px;
  width: 2px;
}

.page-faq .faq-item summary:hover .faq-sign::before,
.page-faq .faq-item summary:hover .faq-sign::after {
  background: var(--lava);
}

.page-faq .faq-item[open] .faq-sign::after {
  transform: scaleY(0);
}

.page-faq .faq-item[open] .faq-sign::before {
  background: var(--lava);
}

.page-faq .faq-answer {
  margin: 0 0 1.25rem;
  padding-left: 1.05rem;
  border-left: var(--frame) solid var(--lava);
  max-width: 60ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--slate);
  transition: border-left-width 0.18s ease, padding-left 0.18s ease;
}

.page-faq .faq-answer:hover {
  border-left-width: 4px;
  padding-left: 0.95rem;
}

.page-faq .faq-answer p {
  margin: 0 0 0.75rem;
}

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

.page-faq .faq-answer a {
  color: var(--lava-soft);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
  transition: color 0.18s ease, text-decoration-color 0.18s ease;
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--lava);
  text-decoration-color: var(--lava);
}

/* 组内配图 */
.page-faq .faq-figure {
  margin: clamp(1.5rem, 3.5vw, 2.25rem) 0 0;
  max-width: 52rem;
}

/* 状态说明 */
.page-faq .faq-states {
  list-style: none;
  margin: 0 0 clamp(1.25rem, 3vw, 2rem);
  padding: 0;
  display: grid;
  gap: 0.65rem;
  max-width: 62ch;
}

.page-faq .faq-states li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  align-items: start;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--slate);
}

.page-faq .faq-states strong {
  font-weight: 600;
  color: var(--slate);
}

.page-faq .faq-states .status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-top: 0.5rem;
  border-radius: 50%;
  border: 0;
}

.page-faq .faq-states .status-dot--verify {
  background: var(--verify);
}

.page-faq .faq-states .status-dot--pending {
  background: var(--pending);
}

.page-faq .faq-states .faq-dot--draft {
  background: var(--deep-blue);
}

.page-faq .faq-rest {
  max-width: 62ch;
  padding-top: 0.35rem;
}

.page-faq .faq-rest__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.8;
  color: var(--mist);
}

/* 联系信息块 */
.page-faq .faq-contact {
  display: grid;
  max-width: 46rem;
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
  border: var(--frame) solid var(--line-strong);
  background: var(--moss-mid);
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  margin: 0;
  padding: 0.85rem 1rem;
  font-size: var(--fs-14);
}

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

.page-faq .faq-contact__key {
  min-width: 5.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .faq-contact__val {
  font-family: var(--font-mono);
  color: var(--slate);
  word-break: break-all;
}

.page-faq .faq-copy {
  margin-left: auto;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--lava-soft);
  cursor: pointer;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-copy:hover,
.page-faq .faq-copy:focus-visible {
  border-color: var(--lava);
  color: var(--lava);
  background: rgba(255, 106, 26, 0.08);
}

/* 结尾色带 */
.page-faq .faq-outro {
  border-top: var(--frame) solid var(--lava);
  background: var(--moss);
}

.page-faq .faq-outro__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1rem, 3vw, 2rem);
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
}

.page-faq .faq-outro__line {
  margin: 0;
  max-width: 40ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 2.6vw, 1.5rem);
  line-height: 1.3;
  color: var(--slate);
}

.page-faq .faq-outro__link {
  flex: 0 0 auto;
}

/* 平板与桌面 */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-faq .faq-hero__media {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
  }

  .page-faq .faq-group__head {
    grid-template-columns: 4.5rem minmax(0, 1fr);
  }

  .page-faq .faq-item summary {
    font-size: var(--fs-20);
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-list {
    max-width: 58rem;
  }

  .page-faq .faq-group__head {
    grid-template-columns: 5.5rem minmax(0, 1fr);
  }
}
<<<END>>>