.page-faq {
  --faq-pad: clamp(16px, 4vw, 44px);
  --faq-scroll-offset: 108px;
}

.page-faq .crumbs {
  padding-top: clamp(10px, 2vw, 20px);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding: clamp(24px, 5vw, 56px) 0 clamp(28px, 5vw, 48px);
  border-bottom: var(--border);
  position: relative;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-hero-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-size: clamp(30px, 6vw, 62px);
  color: var(--text);
  max-width: 20ch;
}

.page-faq .faq-hero .lede {
  margin: 20px 0 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.75;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

.page-faq .faq-hero-aside {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-hero-stat {
  background: var(--surface);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-hero-num {
  font-family: var(--font-num);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--accent);
}

.page-faq .faq-hero-label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 主体双栏 ---------- */

.page-faq .faq-body {
  padding: clamp(32px, 6vw, 64px) 0 clamp(48px, 8vw, 96px);
}

.page-faq .faq-layout {
  display: grid;
  gap: 28px;
}

.page-faq .faq-index {
  border: var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 16px;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--accent-d);
  font-weight: 700;
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-faq .faq-index-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 10px;
  border: 2px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  background: var(--raise);
  border-color: var(--line);
  color: var(--text);
}

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

.page-faq .faq-index-num {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--accent-d);
}

.page-faq .faq-index-count {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 问题分组 ---------- */

.page-faq .faq-panels {
  display: grid;
  gap: clamp(40px, 7vw, 72px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: var(--faq-scroll-offset);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: var(--border);
}

.page-faq .faq-group-num {
  font-family: var(--font-num);
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 700;
  line-height: 1;
  color: var(--accent-d);
  opacity: 0.75;
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  color: var(--text);
}

.page-faq .faq-group-note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ---------- 手风琴 ---------- */

.page-faq .faq-list {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-item {
  border: 2px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: var(--accent-d);
  transform: translateY(-2px);
}

.page-faq .faq-item[open] {
  border-color: var(--accent);
  background: var(--raise);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  border-radius: 12px;
}

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

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

.page-faq .faq-q-mark {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border: 2px solid var(--accent-d);
  border-radius: 50%;
}

.page-faq .faq-q-mark::before,
.page-faq .faq-q-mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%);
}

.page-faq .faq-q-mark::before {
  width: 10px;
  height: 2px;
}

.page-faq .faq-q-mark::after {
  width: 2px;
  height: 10px;
  transition: opacity 0.18s var(--ease);
}

.page-faq .faq-item[open] .faq-q-mark::after {
  opacity: 0;
}

.page-faq .faq-a {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 14px;
}

.page-faq .faq-a p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

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

.page-faq .faq-a .is-num {
  font-family: var(--font-num);
  color: var(--accent);
  font-weight: 500;
}

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

.page-faq .faq-a a:hover {
  color: var(--warm);
  text-decoration-color: var(--warm);
}

/* ---------- 配图 ---------- */

.page-faq .faq-figure {
  margin: 26px 0 0;
  border: var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 12px;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 10px;
  background: var(--raise);
}

.page-faq .faq-figure figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}

/* ---------- 联系方式 ---------- */

.page-faq .faq-contact-grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-faq .faq-contact-card {
  border: var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-contact-card:hover {
  border-color: var(--accent-d);
  transform: translateY(-2px);
}

.page-faq .faq-contact-label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--indigo);
}

.page-faq .faq-contact-value {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 20px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  word-break: break-word;
}

.page-faq .faq-contact-value-mail {
  color: var(--accent);
}

.page-faq .faq-contact-value.is-num {
  font-family: var(--font-num);
  color: var(--warm);
}

.page-faq .faq-contact-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-list-after {
  margin-top: 24px;
}

/* ---------- 中大屏 ---------- */

@media (min-width: 760px) {
  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact-card:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 8fr) minmax(240px, 4fr);
    align-items: end;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-figure-wide {
    max-width: 88%;
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-contact-card:first-child {
    grid-column: auto;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero-title {
    max-width: 18ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-contact-card,
  .page-faq .faq-index-link,
  .page-faq .faq-q-mark::after {
    transition: none;
  }

  .page-faq .faq-item:hover,
  .page-faq .faq-contact-card:hover {
    transform: none;
  }
}
<<<END>>>