.page-faq {
  background: var(--sand);
  color: var(--ink);
}

/* ===================== 页首 ===================== */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  background: var(--sand);
  padding-block: clamp(26px, 4vw, 52px) clamp(50px, 7vw, 92px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--clay-deep);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%);
}

.page-faq .faq-hero-inner {
  position: relative;
}

.page-faq .faq-hero .breadcrumb-list {
  color: var(--silver);
  font-size: var(--fs-xs);
}

.page-faq .faq-hero .breadcrumb-list a {
  color: rgba(246, 235, 229, .72);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumb-list a:hover,
.page-faq .faq-hero .breadcrumb-list a:focus-visible {
  color: var(--lime);
}

.page-faq .faq-hero .breadcrumb-list [aria-current="page"] {
  color: var(--sand);
}

.page-faq .faq-eyebrow {
  margin-top: clamp(16px, 2.4vw, 26px);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .1em;
}

.page-faq .faq-title {
  max-width: 19ch;
  margin-top: clamp(10px, 1.6vw, 18px);
  color: var(--sand);
  font-size: clamp(2rem, 5.6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -.01em;
}

.page-faq .faq-lede {
  max-width: 44ch;
  margin-top: clamp(14px, 2vw, 22px);
  color: rgba(246, 235, 229, .76);
  font-size: var(--fs-sm);
  line-height: 1.9;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(22px, 3.2vw, 34px);
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(246, 235, 229, .26);
  color: rgba(246, 235, 229, .88);
  font-size: var(--fs-xs);
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}

.page-faq .faq-jump .mono {
  color: var(--lime);
  font-size: .75rem;
  letter-spacing: .06em;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--clay-deep);
}

.page-faq .faq-jump a:hover .mono,
.page-faq .faq-jump a:focus-visible .mono {
  color: var(--clay-deep);
}

.page-faq .faq-hero-media {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-faq .faq-hero-media .media-frame {
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
}

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

/* ===================== 筛选条 ===================== */
.page-faq .faq-filter {
  padding-top: clamp(34px, 4.4vw, 56px);
  margin-bottom: clamp(12px, 1.8vw, 20px);
}

/* ===================== 章节 ===================== */
.page-faq .faq-chapter {
  position: relative;
  padding-top: clamp(30px, 4vw, 52px);
}

.page-faq .faq-chapter + .faq-chapter {
  margin-top: clamp(40px, 6vw, 80px);
}

.page-faq .faq-chapter::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 6px;
  background: var(--clay);
  clip-path: polygon(0 100%, 100% 0, 100% 42%, 0 72%);
}

.page-faq .faq-chapter-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: clamp(12px, 2vw, 18px);
  row-gap: 10px;
  align-items: center;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-faq .faq-chapter-num {
  grid-column: 1;
  grid-row: 1;
  display: inline-grid;
  place-items: center;
  min-width: 48px;
  height: 28px;
  padding-inline: 8px;
  border-radius: var(--r-pill);
  background: var(--clay);
  color: var(--sand);
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .06em;
}

.page-faq .faq-chapter-title {
  grid-column: 2;
  grid-row: 1;
  color: var(--ink);
  line-height: 1.25;
}

.page-faq .faq-chapter-note {
  grid-column: 1 / -1;
  grid-row: 2;
  max-width: 54ch;
  color: var(--ink-soft);
  font-size: var(--fs-sm);
  line-height: 1.8;
}

/* ===================== 问答条目 ===================== */
.page-faq .faq-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 2vw, 26px);
  padding: clamp(16px, 2.2vw, 24px) clamp(16px, 2.4vw, 30px);
  background: #fff;
  border: 1px solid rgba(194, 84, 58, .16);
  border-radius: var(--r-lg);
  box-shadow: 0 18px 34px -30px rgba(46, 15, 8, .55);
  transition: border-color .24s ease, box-shadow .24s ease;
}

.page-faq .faq-item + .faq-item {
  margin-top: clamp(10px, 1.4vw, 16px);
}

.page-faq .faq-item[open] {
  border-color: rgba(140, 46, 26, .34);
  box-shadow: 0 26px 48px -30px rgba(46, 15, 8, .5);
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1.5;
}

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

.page-faq .faq-q:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 4px;
  border-radius: var(--r-sm);
}

.page-faq .faq-num {
  flex: none;
  display: inline-grid;
  place-items: center;
  min-width: 38px;
  height: 28px;
  padding-inline: 6px;
  border-radius: var(--r-sm);
  background: var(--sand-deep);
  color: var(--clay);
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .05em;
  transition: background-color .2s ease, color .2s ease;
}

.page-faq .faq-item[open] .faq-num {
  background: var(--lime);
  color: var(--clay-deep);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-chevron {
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 7px;
  color: var(--clay-light);
  transition: transform .24s ease, color .24s ease;
}

.page-faq .faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  color: var(--clay);
}

.page-faq .faq-a {
  max-width: 44em;
  padding-left: clamp(12px, 1.6vw, 20px);
  border-left: 2px solid rgba(194, 84, 58, .2);
  color: var(--ink-soft);
  font-size: var(--fs-sm);
  line-height: 1.9;
}

.page-faq .faq-a p + p { margin-top: .7em; }

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

.page-faq .faq-a a:hover,
.page-faq .faq-a a:focus-visible {
  color: var(--clay-deep);
}

.page-faq .faq-type {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: .75em;
  color: var(--lime-deep);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .02em;
}

.page-faq .faq-type svg { flex: none; }

/* ===================== 坐标章节配图 ===================== */
.page-faq .faq-map {
  margin-top: clamp(22px, 3.2vw, 36px);
  max-width: 760px;
  border-radius: var(--r-lg);
  overflow: hidden;
}

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

/* ===================== 结尾 ===================== */
.page-faq .faq-outro {
  margin-top: clamp(48px, 7vw, 92px);
  padding: clamp(26px, 3.6vw, 44px);
  border-radius: var(--r-lg);
  background: var(--space);
  background-image:
    linear-gradient(115deg, rgba(200, 255, 61, .12) 0%, rgba(200, 255, 61, 0) 46%),
    linear-gradient(0deg, rgba(199, 205, 212, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 205, 212, .09) 1px, transparent 1px);
  background-size: auto, 46px 46px, 46px 46px;
}

.page-faq .faq-outro-title {
  color: var(--sand);
}

.page-faq .faq-outro-text {
  max-width: 52ch;
  margin-top: 14px;
  color: rgba(246, 235, 229, .76);
  font-size: var(--fs-sm);
  line-height: 1.9;
}

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

/* ===================== 响应式 ===================== */
@media (min-width: 900px) {
  .page-faq .faq-item {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

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

  .page-faq .faq-a {
    grid-column: 2;
    grid-row: 1;
    margin-top: 2px;
  }

  .page-faq .faq-map {
    margin-left: auto;
  }
}

@media (max-width: 640px) {
  .page-faq .faq-hero::before {
    clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
  }

  .page-faq .faq-chapter-head {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 10px;
  }

  .page-faq .faq-chapter-num {
    grid-column: 1;
    grid-row: 1;
    justify-self: start;
  }

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

  .page-faq .faq-chapter-note {
    grid-column: 1;
    grid-row: 3;
  }

  .page-faq .faq-q {
    font-size: var(--fs-sm);
  }

  .page-faq .faq-num {
    min-width: 34px;
    height: 26px;
  }

  .page-faq .faq-a {
    padding-left: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-num,
  .page-faq .faq-chevron,
  .page-faq .faq-item,
  .page-faq .faq-jump a {
    transition: none;
  }
}