.page-faq {
  --faq-cut: polygon(18px 0, 100% 0, 100% 100%, 0 100%, 0 18px);
  --faq-cut-sm: polygon(8px 0, 100% 0, 100% 100%, 0 100%, 0 8px);
  --faq-line: rgba(16, 28, 43, .16);
  --faq-line-soft: rgba(16, 28, 43, .08);
  --faq-tint: #E9F0F3;
  display: block;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */
.page-faq .crumbs {
  padding: calc(var(--step) * 3) 0 calc(var(--step) * 1);
  font-size: 13px;
  letter-spacing: .02em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 32px 0 56px;
  background: linear-gradient(180deg, var(--c-glacier) 0%, #A6C2CD 58%, var(--c-snow) 100%);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--c-ochre) 0 22px, transparent 22px 34px);
  opacity: .55;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-faq .faq-hero__rail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-faq .faq-hero__scale {
  font-family: var(--font-num);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--c-deep);
}

.page-faq .faq-hero__vlabel {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-bark);
  border-left: 2px solid var(--c-ochre);
  padding-left: 10px;
  line-height: 1.4;
}

.page-faq .faq-hero__body {
  max-width: 760px;
}

.page-faq .faq-hero__no {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-deep);
  margin: 0 0 12px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-head);
  font-size: clamp(28px, 5.4vw, 52px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--c-ink);
  margin: 0 0 18px;
}

.page-faq .faq-hero__lede {
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.85;
  color: #26313B;
  max-width: 34em;
  margin: 0;
}

/* ---------- 看板图 ---------- */
.page-faq .faq-board {
  padding: 40px 0 8px;
}

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

.page-faq .faq-board__media .media__frame {
  position: relative;
  overflow: hidden;
  background: var(--c-mist);
  clip-path: var(--faq-cut);
}

.page-faq .faq-board__media .media__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(16, 28, 43, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 28, 43, .07) 1px, transparent 1px);
  background-size: 40px 40px;
}

.page-faq .faq-board__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-board__media .media__caption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--c-rock);
}

/* ---------- 分组与标签页 ---------- */
.page-faq .faq-group {
  padding: 48px 0 24px;
}

.page-faq .faq-group__head {
  max-width: 640px;
  margin-bottom: 32px;
}

.page-faq .faq-eyebrow {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-bark);
  margin: 0 0 10px;
}

.page-faq .faq-group__title {
  font-family: var(--font-head);
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -.015em;
  color: var(--c-deep);
  margin: 0 0 12px;
}

.page-faq .faq-group__sub {
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-rock);
  margin: 0;
}

.page-faq .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .tab {
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1;
  padding: 12px 18px;
  color: var(--c-rock);
  background: var(--c-snow);
  border: 1px solid var(--faq-line);
  clip-path: var(--faq-cut-sm);
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

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

.page-faq .tab[aria-selected="true"] {
  background: var(--c-deep);
  border-color: var(--c-deep);
  color: var(--c-snow);
}

.page-faq .tab[aria-selected="true"]:hover {
  color: var(--c-snow);
}

.page-faq .tab:focus-visible {
  outline: 2px solid var(--c-ochre);
  outline-offset: 3px;
}

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

.page-faq .faq-panel:focus {
  outline: none;
}

.page-faq .faq-panel:focus-visible {
  outline: 2px solid var(--c-ochre);
  outline-offset: 6px;
}

/* ---------- 问题区块 ---------- */
.page-faq .faq-block + .faq-block {
  margin-top: 52px;
}

.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--c-ochre);
  margin-bottom: 20px;
}

.page-faq .faq-block__no {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--c-bark);
  margin: 0;
  flex: 0 0 auto;
}

.page-faq .faq-block__title {
  font-family: var(--font-head);
  font-size: clamp(19px, 3vw, 26px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-deep);
  margin: 0;
}

/* ---------- 问题列表 ---------- */
.page-faq .faq-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
}

.page-faq .faq-item {
  position: relative;
  background: var(--c-snow);
  border: 1px solid var(--faq-line-soft);
  clip-path: var(--faq-cut);
  transition: border-color .2s var(--ease);
}

.page-faq .faq-item:nth-child(even) {
  background: var(--faq-tint);
}

.page-faq .faq-item[open] {
  border-color: rgba(181, 129, 63, .5);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 20px 18px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ink);
}

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

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

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--c-ochre);
  outline-offset: -3px;
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .04em;
  color: var(--c-bark);
  border-left: 3px solid var(--c-ochre);
  padding-left: 8px;
  min-width: 36px;
}

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

.page-faq .faq-item > summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 19px;
  font-weight: 400;
  line-height: 1;
  color: var(--c-ochre);
  transition: transform .2s var(--ease);
}

.page-faq .faq-item[open] > summary::after {
  content: "−";
  transform: rotate(180deg);
}

.page-faq .faq-item__a {
  position: relative;
  padding: 0 20px 20px 18px;
}

.page-faq .faq-item__a::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 2px;
  bottom: 22px;
  width: 2px;
  background: var(--c-ochre);
  opacity: .4;
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .24s var(--ease);
}

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

.page-faq .faq-item__a p {
  margin: 0 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-ink);
}

.page-faq .faq-item__a a {
  color: var(--c-bark);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-item__a a:hover {
  color: var(--c-ochre);
}

/* ---------- 物流图示 ---------- */
.page-faq .faq-logistics__media {
  margin: 28px 0 0;
  width: min(100%, 460px);
}

.page-faq .faq-logistics__media .media__frame {
  position: relative;
  overflow: hidden;
  background: var(--c-deep);
  clip-path: var(--faq-cut);
}

.page-faq .faq-logistics__media .media__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(245, 248, 250, .1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 248, 250, .1) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-faq .faq-logistics__media img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq .faq-logistics__media .media__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-rock);
}

/* ---------- 收尾咨询 ---------- */
.page-faq .faq-cta {
  padding: 40px 0 80px;
}

.page-faq .faq-cta__panel {
  position: relative;
  overflow: hidden;
  background: var(--c-deep);
  color: var(--c-snow);
  padding: 40px 24px 36px;
  clip-path: var(--faq-cut);
}

.page-faq .faq-cta__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--c-ochre) 0 18px, transparent 18px 28px);
}

.page-faq .faq-cta__no {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-amber);
  margin: 0 0 12px;
}

.page-faq .faq-cta__title {
  font-family: var(--font-head);
  font-size: clamp(21px, 3.4vw, 31px);
  font-weight: 800;
  line-height: 1.26;
  letter-spacing: -.015em;
  color: #FFFFFF;
  margin: 0 0 14px;
}

.page-faq .faq-cta__text {
  max-width: 44em;
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 248, 250, .78);
}

.page-faq .faq-cta__actions {
  gap: 12px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: 52px 0 76px;
  }

  .page-faq .faq-cta__panel {
    padding: 52px 48px 48px;
  }

  .page-faq .faq-logistics__media {
    margin-left: auto;
    margin-right: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-hero__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding-top: 8px;
  }

  .page-faq .faq-hero__scale {
    font-size: 44px;
  }

  .page-faq .faq-hero__vlabel {
    writing-mode: vertical-rl;
    border-left: 0;
    border-top: 2px solid var(--c-ochre);
    padding-left: 0;
    padding-top: 12px;
    letter-spacing: .34em;
  }

  .page-faq .faq-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 24px;
    align-items: start;
  }

  .page-faq .faq-list > .faq-item {
    margin-bottom: 20px;
  }

  .page-faq .faq-list > .faq-item:nth-child(even) {
    margin-top: 28px;
  }

  .page-faq .faq-group {
    padding: 64px 0 32px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__title {
    max-width: 20em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .tab,
  .page-faq .faq-item,
  .page-faq .faq-item > summary::after,
  .page-faq .faq-item__a::before {
    transition: none;
  }

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