.page-faq {
  --faq-rail-w: 236px;
  --faq-hair: rgba(11, 43, 37, 0.12);
  --faq-ondark: rgba(244, 246, 244, 0.72);
  --faq-ondark-line: rgba(244, 246, 244, 0.22);
  background: var(--paper);
  color: var(--black);
  overflow-x: hidden;
}

.page-faq .faq-crumb {
  padding-block: 18px 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: 0 46px;
}

.page-faq .faq-hero::before {
  content: "";
  display: block;
  height: 10px;
  margin-bottom: 26px;
  background-image: repeating-linear-gradient(
    to right,
    var(--line) 0 1px,
    transparent 1px 26px
  );
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: end;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--slate);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #fff;
  color: var(--ink-700);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--signal-500);
  background: var(--signal-100);
  color: var(--signal-600);
}

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

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

@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
  }
  .page-faq .faq-hero h1 {
    font-size: var(--fs-56);
  }
}

/* ---------- 入口地图 ---------- */
.page-faq .faq-map {
  background: var(--ink-700);
  color: var(--paper);
  padding-block: 42px 44px;
}

.page-faq .faq-map .eyebrow {
  color: var(--signal-100);
}

.page-faq .faq-map__head {
  margin-bottom: 26px;
}

.page-faq .faq-map__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-26);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-map__note {
  margin: 10px 0 0;
  max-width: 44em;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--faq-ondark);
}

.page-faq .faq-map__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--faq-ondark-line);
}

.page-faq .faq-map__cell {
  display: block;
  padding: 22px 18px 24px;
  border-bottom: 1px solid var(--faq-ondark-line);
  color: inherit;
  text-decoration: none;
  transition: background-color 0.18s ease;
}

.page-faq .faq-map__cell:hover,
.page-faq .faq-map__cell:focus-visible {
  background: rgba(255, 230, 216, 0.08);
}

.page-faq .faq-map__no {
  display: block;
  font-size: var(--fs-14);
  letter-spacing: 0.14em;
  color: var(--signal-100);
}

.page-faq .faq-map__name {
  display: block;
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-map__desc {
  display: block;
  margin-top: 8px;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--faq-ondark);
}

.page-faq .faq-map__go {
  display: inline-block;
  margin-top: 14px;
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--signal-100);
}

.page-faq .faq-map__cell:hover .faq-map__go {
  color: #fff;
}

@media (min-width: 780px) {
  .page-faq .faq-map__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-map__cell {
    padding: 24px 22px 28px;
    border-bottom: 0;
  }
  .page-faq .faq-map__cell + .faq-map__cell {
    border-left: 1px dashed var(--faq-ondark-line);
  }
  .page-faq .faq-map__title {
    font-size: var(--fs-32);
  }
}

/* ---------- 三步路径 ---------- */
.page-faq .faq-path {
  padding-block: 52px 44px;
}

.page-faq .faq-path__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-faq .faq-rail {
  position: relative;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rail::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(28, 107, 88, 0.45) 0 5px,
    transparent 5px 11px
  );
}

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

.page-faq .faq-rail__link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  column-gap: 12px;
  padding: 9px 0;
  color: var(--slate);
  text-decoration: none;
  transition: color 0.18s ease;
}

.page-faq .faq-rail__no {
  grid-row: span 2;
  align-self: start;
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink-700);
  font-size: var(--fs-12);
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-faq .faq-rail__label {
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--ink-900);
  transition: color 0.18s ease;
}

.page-faq .faq-rail__hint {
  grid-column: 2;
  font-size: var(--fs-12);
  line-height: 1.5;
  color: var(--slate);
}

.page-faq .faq-rail__link:hover .faq-rail__no,
.page-faq .faq-rail__link:focus-visible .faq-rail__no,
.page-faq .faq-rail__link[aria-current="true"] .faq-rail__no {
  background: var(--signal-500);
  border-color: var(--signal-500);
  color: #fff;
}

.page-faq .faq-rail__link[aria-current="true"] .faq-rail__label {
  color: var(--signal-600);
}

.page-faq .faq-step {
  padding-bottom: 36px;
}

.page-faq .faq-step + .faq-step {
  padding-top: 36px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-step__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-step__no {
  padding: 2px 8px;
  border-radius: 2px;
  background: var(--signal-100);
  color: var(--signal-600);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
}

.page-faq .faq-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-26);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-faq .faq-step__body {
  margin-top: 18px;
}

.page-faq .faq-step__body p {
  margin: 0 0 14px;
  max-width: 36em;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--black);
}

.page-faq .faq-step__body ul {
  margin: 0 0 16px;
  padding: 0;
  max-width: 38em;
  list-style: none;
}

.page-faq .faq-step__body ul li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 20px;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--black);
}

.page-faq .faq-step__body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 9px;
  height: 1px;
  background: var(--signal-500);
}

.page-faq .faq-step__media {
  margin: 20px 0 22px;
}

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

.page-faq .faq-code {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 2px;
  background: var(--signal-100);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
}

.page-faq .faq-code--block {
  display: block;
  margin: 14px 0 18px;
  padding: 14px 18px;
  border-left: 3px solid var(--signal-500);
  background: var(--ink-900);
  color: var(--signal-100);
  font-size: var(--fs-16);
  word-break: break-all;
}

.page-faq .faq-archive {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px dashed var(--line);
}

.page-faq .faq-archive__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-faq .faq-archive p {
  margin: 0 0 14px;
  max-width: 36em;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--black);
}

.page-faq .faq-archive__need {
  margin: 0 0 16px;
  padding: 0;
  max-width: 38em;
  list-style: none;
}

.page-faq .faq-archive__need li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--black);
}

.page-faq .faq-archive__need li span {
  color: var(--ink-500);
}

.page-faq .faq-archive__mail {
  word-break: break-word;
}

.page-faq .faq-archive__avoid {
  margin: 0;
  padding: 0;
  max-width: 38em;
  list-style: none;
}

.page-faq .faq-archive__avoid li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--slate);
}

.page-faq .faq-archive__avoid li::before {
  content: "×";
  position: absolute;
  left: 0;
  top: -1px;
  color: var(--archive);
  font-family: var(--font-mono);
  font-size: var(--fs-14);
}

@media (min-width: 720px) {
  .page-faq .faq-step__title {
    font-size: var(--fs-32);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-path__grid {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }
  .page-faq .faq-path__rail {
    position: sticky;
    top: 20px;
  }
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-q {
  padding-block: 50px 54px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--paper) 0%, #eef2ef 100%);
}

.page-faq .faq-q__head {
  max-width: 40em;
}

.page-faq .faq-q__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-26);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-faq .faq-q__note {
  margin: 10px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--slate);
}

.page-faq .faq-q__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
}

.page-faq .faq-q__filter {
  appearance: none;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink-700);
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.2;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-faq .faq-q__filter:hover {
  border-color: var(--signal-500);
  color: var(--signal-600);
}

.page-faq .faq-q__filter:focus-visible {
  outline: 2px solid var(--signal-500);
  outline-offset: 2px;
}

.page-faq .faq-q__filter[aria-pressed="true"] {
  background: var(--signal-500);
  border-color: var(--signal-500);
  color: #fff;
}

.page-faq .faq-q__list {
  border-top: 1px solid var(--line);
}

.page-faq .faq-q__item {
  position: relative;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
}

.page-faq .faq-q__item[hidden] {
  display: none;
}

.page-faq .faq-q__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--signal-500);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.18s ease;
}

.page-faq .faq-q__item[open]::before {
  transform: scaleY(1);
}

.page-faq .faq-q__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 40px 17px 18px;
  position: relative;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink-900);
}

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

.page-faq .faq-q__summary:focus-visible {
  outline: 2px solid var(--signal-500);
  outline-offset: -2px;
}

.page-faq .faq-q__summary::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  line-height: 1;
  color: var(--signal-600);
}

.page-faq .faq-q__item[open] .faq-q__summary::after {
  content: "–";
}

.page-faq .faq-q__cat {
  flex: 0 0 auto;
  margin-top: 2px;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--paper);
  color: var(--slate);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
}

.page-faq .faq-q__text {
  min-width: 0;
}

.page-faq .faq-q__ans {
  padding: 0 22px 20px 18px;
  max-width: 42em;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--black);
  word-break: break-word;
}

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

@media (min-width: 720px) {
  .page-faq .faq-q__title {
    font-size: var(--fs-32);
  }
  .page-faq .faq-q__summary {
    padding: 19px 46px 19px 24px;
  }
  .page-faq .faq-q__ans {
    padding: 0 46px 22px 24px;
  }
}

/* ---------- 收束 ---------- */
.page-faq .faq-end {
  background: var(--ink-900);
  color: var(--paper);
  padding-block: 42px 48px;
}

.page-faq .faq-end .eyebrow {
  color: var(--signal-100);
}

.page-faq .faq-end__title {
  margin: 10px 0 26px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

.page-faq .faq-end__item {
  border-bottom: 1px solid var(--faq-ondark-line);
}

.page-faq .faq-end__link {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 4px;
  padding: 16px 2px;
  color: inherit;
  text-decoration: none;
  transition: background-color 0.18s ease;
}

.page-faq .faq-end__link:hover,
.page-faq .faq-end__link:focus-visible {
  background: rgba(255, 230, 216, 0.07);
}

.page-faq .faq-end__no {
  color: var(--signal-100);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  padding-top: 3px;
}

.page-faq .faq-end__name {
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-end__desc {
  grid-column: 2;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--faq-ondark);
}

@media (min-width: 780px) {
  .page-faq .faq-end__title {
    font-size: var(--fs-26);
  }
  .page-faq .faq-end__link {
    grid-template-columns: 60px 230px minmax(0, 1fr);
    align-items: baseline;
    padding: 16px 4px;
  }
  .page-faq .faq-end__desc {
    grid-column: 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-map__cell,
  .page-faq .faq-rail__no,
  .page-faq .faq-rail__label,
  .page-faq .faq-q__filter,
  .page-faq .faq-end__link,
  .page-faq .faq-q__item::before {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>