.page-faq {
  --faq-cut: 14px;
  --faq-side: 20px;
  background: var(--paper);
  color: var(--carbon);
  padding-bottom: 68px;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  background:
    radial-gradient(circle at 14% 20%, rgba(232, 154, 60, 0.16), transparent 44%),
    linear-gradient(158deg, var(--ink-green) 0%, var(--ink-green-deep) 100%);
  color: var(--cream);
  padding: 20px 0 78px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), 0 100%);
}

.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-faq .breadcrumb-item {
  color: rgba(248, 244, 234, 0.62);
}

.page-faq .breadcrumb-item::after {
  content: "›";
  display: inline-block;
  margin: 0 10px;
  color: var(--brass-dark);
}

.page-faq .breadcrumb-item:last-child::after {
  content: none;
}

.page-faq .breadcrumb-item a {
  color: var(--brass);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 34px;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 8vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(248, 244, 234, 0.84);
}

.page-faq .faq-note {
  display: inline-block;
  margin: 20px 0 0;
  padding: 8px 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--brass);
  border-left: 2px solid var(--brass-dark);
  background: rgba(243, 233, 210, 0.06);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
}

.page-faq .faq-hero__fig {
  margin: 0;
  border: 1px solid var(--line-brass);
  background: rgba(243, 233, 210, 0.05);
  clip-path: polygon(var(--faq-cut) 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%, 0 var(--faq-cut));
  overflow: hidden;
}

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

/* ---------- 齿轮标签索引 ---------- */
.page-faq .faq-index {
  background: var(--teal-slate);
  border-top: 1px solid var(--line-brass);
  border-bottom: 1px solid var(--line-brass);
  padding: 16px 0;
}

.page-faq .faq-index__inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-index__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--silver);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 9px 16px;
  font-size: 14px;
  color: var(--cream);
  text-decoration: none;
  background: rgba(14, 43, 36, 0.68);
  border: 1px solid var(--line-brass);
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
  transition: background 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  background: var(--amber);
  border-color: var(--brass);
  color: var(--carbon);
}

.page-faq .faq-chip[data-active] {
  background: var(--amber);
  border-color: var(--brass);
  color: var(--carbon);
}

/* ---------- 内容主体 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 36px;
  padding-top: 44px;
}

.page-faq .faq-group {
  scroll-margin-top: 92px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 46px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--brass-dark);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(20px, 4.6vw, 27px);
  line-height: 1.3;
  color: var(--ink-green);
}

.page-faq .faq-group__count {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--brass-dark);
}

/* ---------- 手风琴条目 ---------- */
.page-faq .faq-item {
  margin-top: 14px;
  background: var(--paper-light);
  border: 1px solid var(--line-soft);
  clip-path: polygon(var(--faq-cut) 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%, 0 var(--faq-cut));
  transition: border-color 0.24s ease, background 0.24s ease, box-shadow 0.24s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--brass);
  background: #FCF5E4;
  box-shadow: inset 3px 0 0 var(--amber);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink-green);
}

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

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

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

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding-top: 4px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--brass-dark);
}

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

.page-faq .faq-item > summary::after {
  content: "";
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin-top: 5px;
  margin-left: auto;
  border: 1px solid var(--brass-dark);
  border-radius: 50%;
  background:
    linear-gradient(var(--brass-dark), var(--brass-dark)) center / 8px 1.5px no-repeat,
    linear-gradient(var(--brass-dark), var(--brass-dark)) center / 1.5px 8px no-repeat;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.page-faq .faq-item[open] > summary::after {
  transform: rotate(45deg);
  border-color: var(--amber);
}

.page-faq .faq-item__body {
  margin: 0 18px;
  padding: 14px 0 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.86;
  color: rgba(20, 20, 19, 0.82);
  animation: faqFade 0.3s ease both;
}

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

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

.page-faq .faq-item__body p.faq-coord {
  display: inline-block;
  margin-top: 16px;
  padding: 5px 11px;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--brass-dark);
  background: rgba(201, 209, 211, 0.42);
  border-left: 3px solid var(--silver);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}

@keyframes faqFade {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 章节配图 ---------- */
.page-faq .faq-figure {
  margin: 24px 0 0;
  border: 1px solid var(--line-brass);
  background: var(--teal-slate);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  overflow: hidden;
}

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

.page-faq .faq-figure__cap {
  display: block;
  padding: 11px 15px;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--silver);
  border-top: 1px solid var(--line-brass);
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-faq .faq-side__card {
  padding: 22px 20px;
  background: var(--ink-green);
  color: var(--cream);
  border: 1px solid var(--line-brass);
}

.page-faq .faq-side__card h2 {
  margin: 10px 0 0;
  font-size: 19px;
  line-height: 1.4;
  color: var(--cream);
}

.page-faq .faq-side__card p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(248, 244, 234, 0.8);
}

.page-faq .faq-side__card--plain {
  background: var(--paper-light);
  color: var(--carbon);
  border-color: var(--line-soft);
}

.page-faq .faq-side__links {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-side__links a {
  display: block;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--cream);
  text-decoration: none;
  background: rgba(243, 233, 210, 0.06);
  border-left: 2px solid var(--brass-dark);
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-side__links a:hover,
.page-faq .faq-side__links a:focus-visible {
  border-left-color: var(--amber);
  background: rgba(232, 154, 60, 0.16);
  color: var(--amber);
}

.page-faq .faq-scale {
  display: grid;
  gap: 0;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-scale li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 0;
  font-size: 14px;
  color: var(--carbon);
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .faq-scale li:last-child {
  border-bottom: none;
}

.page-faq .faq-scale .mono {
  flex: 0 0 auto;
  min-width: 26px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--brass-dark);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: 24px 0 96px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 46px;
    margin-top: 40px;
  }

  .page-faq .faq-index__inner {
    flex-direction: row;
    align-items: center;
    gap: 20px;
  }

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

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

  .page-faq .faq-item__body {
    margin: 0 22px;
    padding: 16px 0 20px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 316px;
    gap: 54px;
    padding-top: 52px;
  }

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

  .page-faq .faq-group__head {
    position: relative;
  }

  .page-faq .faq-group__head::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: -2px;
    width: 46px;
    height: 2px;
    background: var(--amber);
  }
}
<<<END>>>