.page-faq {
  --faq-rule: 1px solid var(--line-light);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-faq .faq-crumb {
  padding-top: clamp(20px, 3vw, 36px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(28px, 4vw, 48px) clamp(48px, 7vw, 96px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 14ch;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero .lede {
  margin-top: clamp(18px, 2.4vw, 26px);
  max-width: 40ch;
}

.page-faq .faq-hero__note {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  max-width: 36ch;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(247, 245, 239, 0.62);
}

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

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-l);
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 72px);
  }
}

/* ---------- 三条快答 ---------- */
.page-faq .faq-quick {
  padding-block: clamp(40px, 6vw, 84px);
}

.page-faq .faq-quick__head {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-faq .faq-quick__head .display-md {
  margin: 10px 0 0;
}

.page-faq .faq-quick__grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-quick__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--paper);
  border: var(--faq-rule);
  border-radius: var(--r-l);
}

.page-faq .faq-quick__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--track);
}

.page-faq .faq-quick__item h3 {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.45;
}

.page-faq .faq-quick__item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--mossink);
}

.page-faq .faq-quick__item strong {
  color: var(--ink);
}

@media (min-width: 820px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
  .page-faq .faq-quick__item:first-child {
    border-radius: 34px var(--r-l) var(--r-l) var(--r-l);
  }
}

/* ---------- 决策图 ---------- */
.page-faq .faq-tree {
  padding-block: clamp(44px, 6vw, 88px);
}

.page-faq .faq-tree__head {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-faq .faq-tree__head .display-md {
  margin: 10px 0 0;
}

.page-faq .faq-tree__figure {
  margin: 0;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 6px;
}

.page-faq .faq-tree__svg {
  display: block;
  width: 100%;
  min-width: 620px;
  height: auto;
}

.page-faq .faq-tree__svg text {
  font-family: var(--font-body);
  text-anchor: middle;
}

.page-faq .faq-tree__svg .t-root {
  font-size: 24px;
  font-weight: 700;
  fill: var(--paper);
}

.page-faq .faq-tree__svg .t-sub {
  font-size: 17px;
  fill: rgba(247, 245, 239, 0.72);
}

.page-faq .faq-tree__svg .t-key {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.01em;
  fill: var(--kiwi);
}

.page-faq .faq-tree__svg .t-meta {
  font-family: var(--font-mono);
  font-size: 15px;
  fill: rgba(247, 245, 239, 0.58);
}

.page-faq .faq-tree__svg rect {
  fill: rgba(180, 255, 61, 0.07);
  stroke: rgba(180, 255, 61, 0.8);
  stroke-width: 2;
  transition: fill 0.24s var(--ease), stroke 0.24s var(--ease);
}

.page-faq .faq-tree__svg a {
  cursor: pointer;
}

.page-faq .faq-tree__svg a:hover rect,
.page-faq .faq-tree__svg a:focus-visible rect {
  fill: rgba(255, 106, 43, 0.16);
  stroke: var(--track);
}

.page-faq .faq-tree__svg a:focus-visible {
  outline: none;
}

.page-faq .faq-tree__svg a:focus-visible rect {
  stroke: var(--paper);
}

/* ---------- 目录 + 问答 ---------- */
.page-faq .faq-body {
  padding-block: clamp(40px, 6vw, 88px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-faq .faq-index {
  padding: 18px 16px;
  background: var(--moss);
  border-radius: var(--r-l);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-s) var(--r-s) 0;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  background: rgba(180, 255, 61, 0.28);
  border-left-color: var(--flesh);
  outline: none;
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--mossink);
}

.page-faq .faq-index__label {
  font-size: 0.9375rem;
  line-height: 1.5;
}

.page-faq .faq-index__hint {
  display: none;
  margin: 18px 0 0;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--mossink);
}

@media (min-width: 980px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }
  .page-faq .faq-index {
    position: sticky;
    top: 92px;
    background: transparent;
    padding: 0;
    border-radius: 0;
  }
  .page-faq .faq-index__list {
    margin-top: 14px;
  }
  .page-faq .faq-index__hint {
    display: block;
  }
}

/* ---------- 分组 ---------- */
.page-faq .faq-groups > .faq-group {
  scroll-margin-top: 88px;
}

.page-faq .faq-groups > .faq-group + .faq-group {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(28px, 4vw, 44px);
  border-top: var(--faq-rule);
}

.page-faq .faq-group__head {
  display: grid;
  gap: 6px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.2em;
  color: var(--wine);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-faq .faq-group__desc {
  margin: 0;
  max-width: 48ch;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--mossink);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  border-bottom: var(--faq-rule);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 0;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:hover .faq-item__q {
  text-decoration: underline;
  text-decoration-color: var(--kiwi);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 4px;
  border-radius: 6px;
}

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

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--line-light);
  border-radius: 50%;
  transition: background 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  background: var(--ink);
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}

.page-faq .faq-item__mark::before {
  width: 9px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  width: 1.5px;
  height: 9px;
}

.page-faq .faq-item[open] .faq-item__mark {
  background: var(--kiwi);
  border-color: var(--kiwi);
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--flesh);
}

.page-faq .faq-item[open] .faq-item__mark::after {
  background: var(--flesh);
  transform: scaleY(0);
}

.page-faq .faq-item__a {
  padding: 0 0 20px;
  animation: faqAnswerIn 0.28s var(--ease);
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 56ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mossink);
}

.page-faq .faq-item__a strong {
  color: var(--ink);
}

.page-faq .faq-item__a mark {
  background: rgba(180, 255, 61, 0.42);
  color: var(--ink);
  padding: 0 0.2em;
  border-radius: 3px;
}

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

/* ---------- 底部联系 ---------- */
.page-faq .faq-contact {
  padding-block: clamp(44px, 6vw, 92px);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-faq .faq-contact__main .display-md {
  margin: 10px 0 0;
}

.page-faq .faq-contact__main .lede {
  margin-top: 16px;
  max-width: 42ch;
}

.page-faq .faq-contact__note {
  margin: 16px 0 0;
  max-width: 40ch;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(247, 245, 239, 0.62);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-faq .faq-contact__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-faq .faq-contact__list span {
  color: rgba(247, 245, 239, 0.6);
}

.page-faq .faq-contact__list strong {
  font-weight: 500;
  color: var(--paper);
  word-break: break-word;
}

@media (min-width: 900px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(40px, 6vw, 88px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__a {
    animation-duration: 0.01ms;
  }
  .page-faq .faq-item__mark,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-tree__svg rect,
  .page-faq .faq-index__list a {
    transition-duration: 0.01ms;
  }
}
<<<END>>>