.page-faq {
  --faq-line: rgba(143, 163, 184, 0.16);
  --faq-qcol: 34px;
  --faq-sticky-top: 56px;
  background: var(--ink-800);
  color: var(--white);
  padding-bottom: clamp(48px, 7vw, 96px);
}

/* 面包屑 */
.page-faq .breadcrumbs {
  padding-top: clamp(14px, 2.5vw, 24px);
}

/* 首屏 */
.page-faq .faq-hero {
  padding: clamp(16px, 3vw, 30px) 0 clamp(26px, 4vw, 46px);
  position: relative;
  overflow: hidden;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
}

.page-faq .faq-hero-copy .eyebrow {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(30px, 7vw, 56px);
  color: var(--white);
}

.page-faq .faq-hero h1 span {
  color: var(--amber);
}

.page-faq .faq-lede {
  margin: 16px 0 0;
  max-width: 34em;
  color: #c6d2de;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.8;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-hero-meta {
  margin: 18px 0 0;
  color: var(--mist);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-faq .faq-hero-meta .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-hero-figure {
  margin: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 11;
  border: 1px solid rgba(217, 205, 184, 0.14);
}

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

.page-faq .faq-hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(11, 27, 46, 0) 45%, rgba(11, 27, 46, 0.55) 100%);
  pointer-events: none;
}

/* 吸顶筛选 */
.page-faq .faq-jump {
  position: sticky;
  top: var(--faq-sticky-top);
  z-index: 6;
  background: rgba(6, 16, 28, 0.94);
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-jump-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 10px 2px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-pill {
  --dot: var(--amber);
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(244, 241, 234, 0.07);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.page-faq .faq-pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot);
  flex: 0 0 auto;
}

.page-faq .faq-pill:hover,
.page-faq .faq-pill:focus-visible {
  background: var(--dot);
  color: var(--ink-900);
  transform: translateY(-2px);
  outline: none;
}

.page-faq .faq-pill--orange { --dot: var(--orange); }
.page-faq .faq-pill--cyan { --dot: var(--cyan); }
.page-faq .faq-pill--yellow { --dot: var(--yellow); }
.page-faq .faq-pill--green { --dot: var(--green); }
.page-faq .faq-pill--white { --dot: var(--white); }
.page-faq .faq-pill--red { --dot: var(--red); }

/* 正文分区 */
.page-faq .faq-body {
  padding-top: clamp(30px, 5vw, 54px);
  display: grid;
  gap: clamp(40px, 6vw, 76px);
}

.page-faq .faq-section {
  scroll-margin-top: calc(var(--faq-sticky-top) + 80px);
}

.page-faq .faq-section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 16px;
  align-items: start;
}

.page-faq .faq-section-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1;
  padding-top: 6px;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-band {
  display: block;
  width: 60px;
  height: 6px;
  border-radius: 999px;
  margin-bottom: 14px;
  background: var(--band, var(--orange));
}

.page-faq .faq-band--orange { --band: var(--orange); }
.page-faq .faq-band--cyan { --band: var(--cyan); }
.page-faq .faq-band--yellow { --band: var(--yellow); }
.page-faq .faq-band--green { --band: var(--green); }
.page-faq .faq-band--white { --band: var(--white); }
.page-faq .faq-band--red { --band: var(--red); }

.page-faq .faq-section-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.28;
  font-size: clamp(21px, 3.6vw, 32px);
  color: var(--white);
}

.page-faq .faq-section-copy p {
  margin: 10px 0 0;
  max-width: 42em;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

/* 手风琴 */
.page-faq .faq-list {
  display: grid;
  gap: 6px;
  margin-top: 20px;
  max-width: 860px;
}

.page-faq .faq-item {
  background: rgba(244, 241, 234, 0.035);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: background 0.24s var(--ease);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: var(--faq-qcol) minmax(0, 1fr) 20px;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  transition: background 0.2s var(--ease);
}

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

.page-faq .faq-item summary:hover {
  background: rgba(244, 241, 234, 0.06);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
  border-radius: var(--radius-sm);
}

.page-faq .faq-item summary::after {
  content: "";
  justify-self: end;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--mist);
  border-bottom: 2px solid var(--mist);
  transform: rotate(45deg);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .faq-item[open] {
  background: rgba(143, 163, 184, 0.14);
}

.page-faq .faq-item[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--amber);
}

.page-faq .faq-q-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-q-text {
  font-size: clamp(15px, 2.4vw, 17px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--white);
}

.page-faq .faq-a {
  padding: 0 18px 20px calc(18px + var(--faq-qcol) + 12px);
  color: #c9d5e2;
  font-size: 14.5px;
  line-height: 1.85;
}

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

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

.page-faq .faq-a .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-a a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

/* 带配图的分区 */
.page-faq .faq-section--figure {
  display: grid;
  gap: clamp(20px, 3.5vw, 34px);
}

.page-faq .faq-figure {
  margin: 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
  border: 1px solid rgba(217, 205, 184, 0.14);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  color: var(--mist);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.02em;
}

/* 收尾 */
.page-faq .faq-outro {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 5vw, 54px);
}

.page-faq .faq-outro::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 6px;
  background: linear-gradient(
    180deg,
    var(--cyan) 0%,
    var(--yellow) 25%,
    var(--red) 50%,
    var(--green) 75%,
    var(--white) 100%
  );
}

.page-faq .faq-outro .eyebrow {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.page-faq .faq-outro h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.25;
  font-size: clamp(22px, 3.8vw, 34px);
  color: var(--white);
}

.page-faq .faq-outro-lede {
  margin: 14px 0 0;
  max-width: 40em;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-contact-list {
  display: grid;
  gap: 16px;
  margin: 30px 0 0;
  padding-top: 24px;
  border-top: 1px solid rgba(143, 163, 184, 0.22);
}

.page-faq .faq-contact-item dt {
  color: var(--mist);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.page-faq .faq-contact-item dd {
  margin: 6px 0 0;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  word-break: break-word;
}

/* 窄屏 */
@media (max-width: 519px) {
  .page-faq .faq-a {
    padding-left: 18px;
  }

  .page-faq .faq-item summary {
    grid-template-columns: 30px minmax(0, 1fr) 18px;
    gap: 10px;
    padding: 14px 14px;
  }

  .page-faq .faq-outro {
    border-radius: var(--radius-md);
  }
}

/* 中等屏 */
@media (min-width: 640px) {
  .page-faq {
    --faq-qcol: 42px;
    --faq-sticky-top: 62px;
  }

  .page-faq .faq-jump-list {
    gap: 10px;
    padding: 12px 2px;
  }

  .page-faq .faq-contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 桌面 */
@media (min-width: 880px) {
  .page-faq {
    --faq-sticky-top: 68px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
  }

  .page-faq .faq-hero-figure {
    aspect-ratio: 3 / 4;
  }

  .page-faq .faq-contact-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-section--figure {
    grid-template-columns: 280px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-section--figure .faq-figure {
    position: sticky;
    top: calc(var(--faq-sticky-top) + 80px);
  }

  .page-faq .faq-item summary {
    padding: 18px 22px;
  }

  .page-faq .faq-a {
    padding: 0 22px 22px calc(22px + var(--faq-qcol) + 12px);
    font-size: 15px;
  }
}
<<<END>>>