.page-faq {
  --faq-rail: 2.4rem;
  --faq-line: 1px solid rgba(38, 51, 59, .14);
  background: var(--c-paper);
  color: var(--c-ink);
  padding-bottom: 8px;
}

.page-faq .faq-crumbbar {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 20px 0 30px;
  border-bottom: var(--faq-line);
  background:
    linear-gradient(180deg, rgba(30, 122, 107, .075), rgba(247, 250, 249, 0) 82%),
    repeating-linear-gradient(90deg, rgba(30, 122, 107, .05) 0 1px, transparent 1px 96px);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 22px;
}

.page-faq .faq-hero__coord {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-green);
  text-transform: uppercase;
}

.page-faq .faq-hero__title {
  margin: 0 0 14px;
  font-size: clamp(27px, 6.4vw, 50px);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--c-ink);
}

.page-faq .faq-hero__lede {
  margin: 0 0 16px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink-mid);
}

.page-faq .faq-hero__hint {
  display: inline-block;
  margin: 0;
  padding: 7px 12px;
  border-left: 3px solid var(--c-orange);
  background: var(--c-orange-mist);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--c-orange-deep);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: var(--faq-line);
  background: #fff;
  padding: 6px;
}

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

/* ---------- 问答控制台 ---------- */
.page-faq .faq-console {
  padding: 32px 0 12px;
}

.page-faq .faq-console__head {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: var(--faq-line);
}

.page-faq .faq-console__title {
  margin: 0 0 8px;
  font-size: clamp(21px, 4.4vw, 28px);
  line-height: 1.3;
  letter-spacing: -.01em;
  font-weight: 900;
  color: var(--c-ink);
}

.page-faq .faq-console__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ink-mid);
}

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

.page-faq .faq-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* 标签条 */
.page-faq .faq-tabbar {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 4px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(30, 122, 107, .32);
  background: #fff;
  color: var(--c-ink);
  font-size: 14px;
  letter-spacing: .02em;
  cursor: pointer;
  transition: background-color 150ms var(--ease-out),
              border-color 150ms var(--ease-out),
              color 150ms var(--ease-out);
}

.page-faq .faq-tab__idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--c-ink-mid);
}

.page-faq .faq-tab__label {
  font-weight: 700;
}

.page-faq .faq-tab__count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--c-green);
  border-left: 1px solid rgba(30, 122, 107, .28);
  padding-left: 8px;
}

.page-faq .faq-tab:hover {
  border-color: var(--c-orange);
}

/* 选中态 */
.page-faq #faq-g-query:checked ~ .faq-tabbar .faq-tab--query,
.page-faq #faq-g-eval:checked ~ .faq-tabbar .faq-tab--eval,
.page-faq #faq-g-flow:checked ~ .faq-tabbar .faq-tab--flow,
.page-faq #faq-g-visit:checked ~ .faq-tabbar .faq-tab--visit {
  background: var(--c-green);
  border-color: var(--c-green);
  color: #fff;
}

.page-faq #faq-g-query:checked ~ .faq-tabbar .faq-tab--query .faq-tab__idx,
.page-faq #faq-g-eval:checked ~ .faq-tabbar .faq-tab--eval .faq-tab__idx,
.page-faq #faq-g-flow:checked ~ .faq-tabbar .faq-tab--flow .faq-tab__idx,
.page-faq #faq-g-visit:checked ~ .faq-tabbar .faq-tab--visit .faq-tab__idx {
  color: rgba(255, 255, 255, .72);
}

.page-faq #faq-g-query:checked ~ .faq-tabbar .faq-tab--query .faq-tab__count,
.page-faq #faq-g-eval:checked ~ .faq-tabbar .faq-tab--eval .faq-tab__count,
.page-faq #faq-g-flow:checked ~ .faq-tabbar .faq-tab--flow .faq-tab__count,
.page-faq #faq-g-visit:checked ~ .faq-tabbar .faq-tab--visit .faq-tab__count {
  color: #fff;
  border-left-color: rgba(255, 255, 255, .38);
}

/* 键盘焦点 */
.page-faq #faq-g-query:focus-visible ~ .faq-tabbar .faq-tab--query,
.page-faq #faq-g-eval:focus-visible ~ .faq-tabbar .faq-tab--eval,
.page-faq #faq-g-flow:focus-visible ~ .faq-tabbar .faq-tab--flow,
.page-faq #faq-g-visit:focus-visible ~ .faq-tabbar .faq-tab--visit {
  outline: 2px solid var(--c-orange-deep);
  outline-offset: 2px;
}

/* 分组过滤 */
.page-faq #faq-g-query:checked ~ .faq-stream .faq-item:not(.faq-item--query),
.page-faq #faq-g-eval:checked ~ .faq-stream .faq-item:not(.faq-item--eval),
.page-faq #faq-g-flow:checked ~ .faq-stream .faq-item:not(.faq-item--flow),
.page-faq #faq-g-visit:checked ~ .faq-stream .faq-item:not(.faq-item--visit) {
  display: none;
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-stream {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  border: var(--faq-line);
  background: #fff;
  transition: border-color 150ms var(--ease-out), transform 150ms var(--ease-out);
}

.page-faq .faq-item:hover {
  border-color: var(--c-orange);
}

.page-faq .faq-item[open] {
  border-color: var(--c-green);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-item__idx {
  display: inline-block;
  min-width: 34px;
  padding: 3px 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  text-align: center;
  color: var(--c-green-deep);
  background: var(--c-green-mist);
}

.page-faq .faq-item__q {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-ink);
  word-break: break-word;
}

.page-faq .faq-item__mark {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--c-orange);
  transition: transform 220ms var(--ease-out), opacity 180ms var(--ease-out);
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
}

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

.page-faq .faq-item__body {
  padding: 16px;
  border-top: var(--faq-line);
  background: var(--c-green-mist);
}

.page-faq .faq-item__lead {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-ink);
}

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

/* ---------- 步骤（等宽编号竖排） ---------- */
.page-faq .faq-steps {
  counter-reset: faqstep;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-steps__item {
  display: grid;
  grid-template-columns: var(--faq-rail) minmax(0, 1fr);
  gap: 10px;
  padding: 10px 0;
  border-top: var(--faq-line);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-ink);
  scroll-margin-top: 96px;
  word-break: break-word;
}

.page-faq .faq-steps__item:first-child {
  border-top: 0;
  padding-top: 0;
}

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

.page-faq .faq-steps__item::before {
  counter-increment: faqstep;
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-orange-deep);
  padding-top: 3px;
}

/* ---------- 行内小件 ---------- */
.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
}

.page-faq .faq-periods {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}

.page-faq .faq-period {
  padding: 10px 8px;
  border: var(--faq-line);
  border-top: 3px solid var(--c-amber);
  background: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  text-align: center;
  color: var(--c-ink);
}

.page-faq .faq-inline-link {
  color: var(--c-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 150ms var(--ease-out);
}

.page-faq .faq-inline-link:hover {
  color: var(--c-green-deep);
}

.page-faq .faq-shot {
  margin: 16px 0 0;
  border: var(--faq-line);
  background: #fff;
  padding: 8px;
}

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

.page-faq .faq-shot__cap {
  margin-top: 8px;
  padding-top: 8px;
  border-top: var(--faq-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  line-height: 1.6;
  color: var(--c-ink-mid);
}

/* ---------- 底部引导带 ---------- */
.page-faq .faq-contact {
  padding: 34px 0 48px;
}

.page-faq .faq-contact__panel {
  display: grid;
  gap: 22px;
  padding: 22px 18px;
  border: 1px solid var(--c-orange);
  background: #fff;
}

.page-faq .faq-contact__coord {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-orange-deep);
  text-transform: uppercase;
}

.page-faq .faq-contact__title {
  margin: 0 0 12px;
  font-size: clamp(20px, 4.6vw, 28px);
  line-height: 1.3;
  letter-spacing: -.01em;
  font-weight: 900;
  color: var(--c-ink);
}

.page-faq .faq-contact__text {
  margin: 0 0 16px;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-ink-mid);
}

.page-faq .faq-contact__channels {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-contact__row {
  display: grid;
  grid-template-columns: 5.4rem minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-top: var(--faq-line);
  font-size: 14px;
  line-height: 1.6;
}

.page-faq .faq-contact__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-contact__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-ink-mid);
  padding-top: 2px;
}

.page-faq .faq-contact__val {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
  color: var(--c-ink);
  word-break: break-word;
}

.page-faq .faq-contact__fine {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink-mid);
}

.page-faq .faq-contact__actions {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-contact__more {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-item__summary {
    padding: 16px 20px;
  }

  .page-faq .faq-item__body {
    padding: 18px 20px 20px;
  }

  .page-faq .faq-console__shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-periods {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 30px 0 42px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
    gap: 40px;
  }

  .page-faq .faq-console {
    padding-top: 44px;
  }

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

  .page-faq .faq-tab {
    font-size: 14.5px;
    padding: 0 18px;
  }

  .page-faq .faq-stream {
    gap: 14px;
  }

  .page-faq .faq-item__q {
    font-size: 16.5px;
  }

  .page-faq .faq-contact__panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: center;
    gap: 36px;
    padding: 32px 36px;
  }

  .page-faq .faq-contact__actions {
    align-content: center;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__title {
    font-size: 52px;
  }

  .page-faq .faq-item__summary {
    padding: 18px 24px;
  }

  .page-faq .faq-item__body {
    padding: 20px 24px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-tab,
  .page-faq .faq-inline-link,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }
}