.page-faq {
  --faq-rule: rgba(14, 47, 51, 0.14);
  --faq-rule-soft: rgba(14, 47, 51, 0.08);
  background-color: var(--c-sand);
  color: var(--c-teal);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(1.5rem, 5vw, 3rem);
  padding-bottom: clamp(2rem, 6vw, 4rem);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: min(56vw, 660px);
  aspect-ratio: 1 / 1;
  border-radius: 46% 54% 60% 40% / 52% 44% 56% 48%;
  background: radial-gradient(circle at 36% 34%, rgba(217, 164, 65, 0.34), rgba(163, 58, 43, 0.08) 56%, transparent 74%);
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: center;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-hero h1 {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.2vw, 4.2rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-teal);
  margin: 0.7rem 0 1.15rem;
  max-width: 16em;
}

.page-faq .faq-hero .lead {
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.85;
  color: var(--c-teal-72);
  max-width: 34em;
  margin: 0;
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background-color: var(--c-sand-deep);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 筛选条 ---------- */
.page-faq .faq-body {
  padding-bottom: clamp(2rem, 6vw, 3rem);
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 1.15rem;
  border-top: 2px solid var(--c-danxia);
}

.page-faq .faq-filter__btn {
  appearance: none;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  line-height: 1.2;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-pill);
  background-color: transparent;
  color: var(--c-rock);
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-soft),
    background-color var(--dur-fast) var(--ease-soft),
    border-color var(--dur-fast) var(--ease-soft);
}

.page-faq .faq-filter__btn:hover {
  color: var(--c-teal);
  border-color: var(--c-turquoise);
}

.page-faq .faq-filter__btn:focus-visible {
  outline: 2px solid var(--c-turquoise);
  outline-offset: 2px;
}

.page-faq .faq-filter__btn[data-active] {
  background-color: var(--c-teal);
  border-color: var(--c-teal);
  color: var(--c-paleturq);
}

/* ---------- 章节 ---------- */
.page-faq .faq-groups {
  padding-top: clamp(1.75rem, 5vw, 3rem);
  padding-bottom: clamp(2.5rem, 8vw, 5rem);
}

.page-faq .faq-group {
  padding-bottom: clamp(2.25rem, 6vw, 3.5rem);
}

.page-faq .faq-group + .faq-group {
  border-top: 1px solid var(--faq-rule);
  padding-top: clamp(2.25rem, 6vw, 3.5rem);
}

.page-faq .faq-group__head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-faq .faq-group__kicker {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-terracotta);
  margin: 0;
}

.page-faq .faq-group__title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.8vw, 2.3rem);
  line-height: 1.25;
  color: var(--c-teal);
  margin: 0;
}

.page-faq .faq-group__note {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-rock);
  margin: 0;
  max-width: 40em;
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  border-top: 1px solid var(--faq-rule);
}

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

.page-faq .faq-item > summary {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding: 1.05rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.02rem, 2.3vw, 1.22rem);
  line-height: 1.55;
  color: var(--c-teal);
  transition: color var(--dur-fast) var(--ease-soft);
}

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

.page-faq .faq-item > summary:hover {
  color: var(--c-danxia);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--c-turquoise);
  outline-offset: 3px;
}

.page-faq .faq-item > summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--f-mono);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1;
  color: var(--c-turquoise);
  transition: transform var(--dur-fast) var(--ease-soft);
}

.page-faq .faq-item[open] > summary::after {
  content: "–";
}

.page-faq .faq-num {
  flex: none;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--c-danxia);
  padding-top: 0.42em;
}

.page-faq .faq-answer {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--c-teal-72);
  padding-bottom: 1.35rem;
  max-width: 62ch;
}

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

.page-faq .faq-answer p + p {
  margin-top: 0.7rem;
}

.page-faq .faq-link {
  color: var(--c-danxia);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-link:hover {
  color: var(--c-turquoise);
}

/* ---------- 检索示意图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
  border-radius: var(--radius-m);
  overflow: hidden;
  background-color: var(--c-paleturq);
}

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

.page-faq .faq-figure figcaption {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--c-rock);
  background-color: var(--c-sand-deep);
  padding: 0.7rem 0.95rem;
}

/* ---------- 对比表 ---------- */
.page-faq .faq-table__wrap {
  overflow-x: auto;
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-faq .faq-table caption {
  text-align: left;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-rock);
  padding-bottom: 0.8rem;
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--faq-rule-soft);
  vertical-align: top;
}

.page-faq .faq-table thead th {
  background-color: var(--c-teal);
  color: var(--c-sand);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  border-bottom-color: var(--c-teal);
}

.page-faq .faq-table tbody th {
  font-weight: 600;
  color: var(--c-teal);
  width: 30%;
}

.page-faq .faq-table tbody tr:last-child th,
.page-faq .faq-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 联系面板 ---------- */
.page-faq .faq-contact {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  background-color: var(--c-dusk);
  color: var(--c-sand);
  border-radius: var(--radius-l);
  padding: clamp(1.5rem, 5vw, 2.75rem);
}

.page-faq .faq-contact__title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.8vw, 1.6rem);
  line-height: 1.3;
  color: var(--c-sand);
  margin: 0 0 1.35rem;
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 1.25rem;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 0.35rem;
}

.page-faq .faq-contact__label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-sandgold);
}

.page-faq .faq-contact__value {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--c-sand);
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* ---------- 桌面端布局 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-faq .faq-contact__row:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-faq .faq-group__head {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.45fr);
    column-gap: clamp(2rem, 6vw, 5rem);
    row-gap: 0.4rem;
    align-items: end;
  }

  .page-faq .faq-group__kicker {
    grid-column: 1;
    grid-row: 1;
  }

  .page-faq .faq-group__title {
    grid-column: 1;
    grid-row: 2;
  }

  .page-faq .faq-group__note {
    grid-column: 2;
    grid-row: 2;
  }

  .page-faq .faq-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.75fr);
    column-gap: clamp(2rem, 6vw, 5rem);
    align-items: start;
  }

  .page-faq .faq-item > summary {
    grid-column: 1;
    padding-right: 1rem;
  }

  .page-faq .faq-answer {
    grid-column: 2;
    padding-top: 1.2rem;
    padding-bottom: 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-filter__btn,
  .page-faq .faq-item > summary,
  .page-faq .faq-item > summary::after {
    transition: none;
  }
}
<<<END>>>