.page-faq {
  --faq-tag-light: #6FD8D2;
  --faq-ring: rgba(185, 203, 216, 0.28);
  background: var(--sand);
  color: var(--slate);
}

.page-faq .shell {
  max-width: var(--shell);
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-950);
  color: var(--white);
  padding: clamp(26px, 5vw, 54px) 0 clamp(38px, 6vw, 72px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(185, 203, 216, 0.07) 0 2px, transparent 2px 34px),
    radial-gradient(circle at 88% 8%, rgba(240, 90, 40, 0.26), transparent 48%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -36%;
  width: 52%;
  aspect-ratio: 1 / 1;
  border: 2px solid rgba(185, 203, 216, 0.16);
  transform: rotate(18deg);
  pointer-events: none;
}

.page-faq .faq-hero__shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.page-faq .faq-crumb {
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .faq-crumb a {
  color: var(--faq-tag-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-faq .faq-crumb li[aria-current="page"] {
  color: var(--mist);
}

.page-faq .faq-hero__eyebrow {
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--faq-tag-light);
  margin: 0;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.2vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 14px 0 0;
  color: var(--white);
}

.page-faq .faq-hero__title span {
  display: block;
  color: var(--orange-bright);
}

.page-faq .faq-hero__lead {
  max-width: 58ch;
  margin: 18px 0 0;
  font-size: clamp(0.95rem, 1.4vw, 1.03rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 2px solid var(--faq-ring);
}

.page-faq .faq-stat {
  min-width: 88px;
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  line-height: 1;
  color: var(--orange-bright);
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 7px;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-faq .faq-hero__panel {
  align-self: end;
  border: 2px solid var(--mist);
  background: var(--ink-800);
  padding: 16px 16px 18px;
  box-shadow: 8px 8px 0 var(--orange);
}

.page-faq .faq-hero__panel-title {
  margin: 0 0 12px;
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--faq-tag-light);
}

.page-faq .faq-route {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-route__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--faq-ring);
}

.page-faq .faq-route__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-route__num {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 2px;
  background: var(--faq-tag-light);
  color: var(--ink-950);
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 700;
}

.page-faq .faq-route__body {
  display: block;
}

.page-faq .faq-route__t {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.94rem;
  color: var(--white);
}

.page-faq .faq-route__d {
  display: block;
  margin-top: 3px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 筛选条 ---------- */
.page-faq .faq-filters {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  background: var(--sand);
  border-bottom: 2px solid var(--ink-950);
}

.page-faq .faq-filters__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 12px var(--gutter);
  display: flex;
  align-items: center;
  gap: 10px 16px;
  flex-wrap: wrap;
}

.page-faq .faq-filters__label {
  margin: 0;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-600);
  white-space: nowrap;
}

.page-faq .faq-filters__row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.page-faq .faq-filter {
  flex: none;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 7px 12px;
  border: 2px solid var(--ink-950);
  border-radius: 2px;
  background: var(--white);
  color: var(--ink-950);
  cursor: pointer;
  transition: transform var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
}

.page-faq .faq-filter:hover {
  transform: translateY(-2px);
  background: var(--sand-deep);
}

.page-faq .faq-filter:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .faq-filter.is-active {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(26px, 4vw, 48px) var(--gutter) clamp(50px, 7vw, 96px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-faq .faq-axis {
  background: var(--ink-950);
  color: var(--white);
  border: 2px solid var(--ink-950);
  border-radius: 2px;
  padding: 15px;
}

.page-faq .faq-axis__title {
  margin: 0 0 11px;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--faq-tag-light);
}

.page-faq .faq-axis__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-axis__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  white-space: nowrap;
  padding: 8px 10px;
  border-left: 3px solid transparent;
  border-radius: 2px;
  color: var(--mist);
  text-decoration: none;
  font-family: var(--font-label);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}

.page-faq .faq-axis__link:hover,
.page-faq .faq-axis__link:focus-visible {
  background: var(--ink-800);
  color: var(--white);
}

.page-faq .faq-axis__link.is-current {
  background: var(--ink-800);
  color: var(--white);
  border-left-color: var(--orange-bright);
}

.page-faq .faq-axis__num {
  font-size: 10.5px;
  color: var(--faq-tag-light);
}

.page-faq .faq-axis__note {
  margin: 13px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--faq-ring);
  font-size: 12px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 区块 ---------- */
.page-faq .faq-block {
  border-top: 2px solid var(--ink-950);
  padding-top: clamp(18px, 2.6vw, 28px);
  margin-bottom: clamp(34px, 5vw, 58px);
  scroll-margin-top: calc(var(--header-h) + 88px);
}

.page-faq .faq-block:last-child {
  margin-bottom: 0;
}

.page-faq .faq-block__head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 13px;
}

.page-faq .faq-block__num {
  flex: none;
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--white);
  background: var(--ink-950);
  padding: 5px 9px;
  border-radius: 2px;
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.4vw, 2rem);
  line-height: 1.24;
  letter-spacing: -0.005em;
  color: var(--ink-950);
}

.page-faq .faq-block__lead {
  max-width: 66ch;
  margin: 0 0 20px;
  font-size: 0.97rem;
  line-height: 1.82;
  color: var(--slate);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
  border: 2px solid var(--ink-950);
  background: var(--ink-950);
  overflow: hidden;
}

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

.page-faq .faq-figure figcaption {
  padding: 9px 12px;
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--mist);
  background: var(--ink-950);
}

/* ---------- 四步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-step {
  background: var(--white);
  border: 2px solid var(--ink-950);
  border-left: 6px solid var(--orange);
  padding: 13px 14px 15px;
}

.page-faq .faq-step:nth-child(4) {
  border-left-color: var(--teal);
}

.page-faq .faq-step__num {
  font-family: var(--font-label);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-faq .faq-step__t {
  margin: 6px 0 5px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.98rem;
  color: var(--ink-950);
}

.page-faq .faq-step__d {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--slate);
}

/* ---------- 标签图谱 ---------- */
.page-faq .faq-tagmap {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 22px;
}

.page-faq .faq-tagmap__col {
  border: 2px solid var(--ink-950);
  background: var(--white);
  padding: 12px;
}

.page-faq .faq-tagmap__key {
  display: inline-block;
  margin: 0 0 10px;
  padding: 3px 8px;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--white);
  background: var(--teal);
}

.page-faq .faq-tagmap__col:nth-child(2) .faq-tagmap__key {
  background: var(--ink-950);
}

.page-faq .faq-tagmap__col:nth-child(3) .faq-tagmap__key {
  background: var(--orange);
}

.page-faq .faq-tagmap__col:nth-child(4) .faq-tagmap__key {
  background: var(--ink-600);
}

.page-faq .faq-tagmap ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-faq .faq-tagmap li {
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  padding: 4px 8px;
  border: 1px solid var(--sand-deep);
  background: var(--sand);
  color: var(--ink-950);
}

/* ---------- 问答面板 ---------- */
.page-faq .faq-qlist {
  display: grid;
  gap: 10px;
}

.page-faq .faq-q {
  border: 2px solid var(--ink-950);
  background: var(--white);
  border-radius: 2px;
  transition: box-shadow var(--ease), transform var(--ease);
}

.page-faq .faq-q:hover {
  box-shadow: 6px 6px 0 var(--sand-deep);
}

.page-faq .faq-q[open] {
  box-shadow: 6px 6px 0 var(--sand-deep);
}

.page-faq .faq-q__q {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px 16px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.97rem;
  line-height: 1.55;
  color: var(--ink-950);
}

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

.page-faq .faq-q__q::marker {
  content: "";
}

.page-faq .faq-q__q:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -4px;
}

.page-faq .faq-q__mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 2px solid var(--ink-950);
  border-radius: 2px;
  font-family: var(--font-label);
  font-size: 13px;
  line-height: 1;
  color: var(--orange);
  transition: transform var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
}

.page-faq .faq-q[open] .faq-q__mark {
  transform: rotate(45deg);
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

.page-faq .faq-q__a {
  padding: 0 16px 16px 46px;
  border-top: 1px dashed var(--sand-deep);
  margin-top: 0;
  padding-top: 12px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .faq-q__a p {
  margin: 0 0 8px;
}

.page-faq .faq-q__a p:last-child {
  margin-bottom: 0;
}

/* ---------- 联系渠道 ---------- */
.page-faq .faq-channels {
  border: 2px solid var(--ink-950);
  background: var(--ink-800);
  color: var(--white);
  padding: 4px 14px;
  margin: 0 0 20px;
}

.page-faq .faq-channels__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--faq-ring);
}

.page-faq .faq-channels__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-channels__k {
  flex: none;
  min-width: 70px;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--faq-tag-light);
}

.page-faq .faq-channels__v {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-faq .faq-channels__v--copy {
  user-select: all;
  font-family: var(--font-label);
  letter-spacing: 0.01em;
}

/* ---------- 行内链接 ---------- */
.page-faq .faq-inline-link {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 3px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  transition: color var(--ease), border-color var(--ease);
}

.page-faq .faq-inline-link:hover,
.page-faq .faq-inline-link:focus-visible {
  color: var(--ink-950);
  border-bottom-color: var(--ink-950);
}

/* ---------- 跳转卡 ---------- */
.page-faq .faq-jump {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-jump__link {
  display: block;
  height: 100%;
  border: 2px solid var(--ink-950);
  background: var(--white);
  padding: 14px 16px 16px;
  text-decoration: none;
  transition: transform var(--ease), box-shadow var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  transform: translateY(-4px);
  box-shadow: 6px 6px 0 var(--orange);
}

.page-faq .faq-jump__num {
  display: block;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-faq .faq-jump__t {
  display: block;
  margin: 6px 0 5px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--ink-950);
}

.page-faq .faq-jump__d {
  display: block;
  font-size: 0.85rem;
  line-height: 1.62;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 840px) {
  .page-faq .faq-tagmap {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__shell {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 54px);
  }

  .page-faq .faq-axis {
    position: sticky;
    top: calc(var(--header-h) + 78px);
  }

  .page-faq .faq-axis__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-axis__link {
    display: flex;
    white-space: normal;
    margin-bottom: 2px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-filter,
  .page-faq .faq-q,
  .page-faq .faq-q__mark,
  .page-faq .faq-jump__link,
  .page-faq .faq-axis__link,
  .page-faq .faq-inline-link {
    transition: none;
  }

  .page-faq .faq-filter:hover,
  .page-faq .faq-jump__link:hover,
  .page-faq .faq-jump__link:focus-visible {
    transform: none;
  }

  .page-faq .faq-q:hover,
  .page-faq .faq-q[open] {
    box-shadow: none;
  }
}