.page-faq {
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.6rem, 4vw, 2.6rem) clamp(2.6rem, 7vw, 5.5rem);
  isolation: isolate;
}

.page-faq .faq-hero__slab {
  position: absolute;
  top: -18%;
  right: -26%;
  width: min(780px, 96%);
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 34% 32%, rgba(45, 125, 255, .30), transparent 60%),
    linear-gradient(135deg, rgba(255, 106, 26, .26), transparent 58%),
    linear-gradient(315deg, rgba(15, 92, 63, .55), transparent 62%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 60%);
  pointer-events: none;
  z-index: -1;
}

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

.page-faq .breadcrumbs {
  padding-block: .4rem 1.6rem;
  font-size: .82rem;
  color: var(--silver);
}

.page-faq .breadcrumbs a {
  color: var(--silver);
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--orange-soft);
}

.page-faq .breadcrumbs span[aria-hidden] {
  margin-inline: .5rem;
  opacity: .55;
}

.page-faq .faq-hero h1 {
  margin: .9rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
  max-width: 18ch;
}

.page-faq .faq-hero .lede {
  margin-top: 1.15rem;
  max-width: 56ch;
  color: rgba(201, 209, 217, .88);
  line-height: 1.85;
}

.page-faq .faq-hero .eyebrow {
  color: var(--orange);
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .7rem;
  margin-top: clamp(1.8rem, 4vw, 2.8rem);
}

.page-faq .faq-index__item {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .85rem .95rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(15, 92, 63, .34), rgba(4, 26, 20, .16));
  color: var(--paper);
  text-decoration: none;
  transition: border-color .25s var(--ease), transform .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  border-color: var(--orange);
  transform: translateY(-3px);
  background: linear-gradient(150deg, rgba(15, 92, 63, .6), rgba(4, 26, 20, .3));
}

.page-faq .faq-index__num {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
}

.page-faq .faq-index__label {
  font-size: .95rem;
  font-weight: 600;
}

/* ---------- 区块框架 ---------- */
.page-faq .faq-block {
  padding-block: clamp(2.4rem, 6vw, 4.6rem);
}

.page-faq .faq-block--paper {
  background: var(--paper);
  color: var(--black);
  border-block: 1px solid rgba(11, 15, 13, .08);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding-bottom: 1.1rem;
  margin-bottom: 1.6rem;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-block--paper .faq-group__head {
  border-bottom-color: rgba(11, 15, 13, .16);
}

.page-faq .faq-group__num {
  font-size: clamp(2.1rem, 7vw, 3.6rem);
  font-weight: 700;
  line-height: .88;
  color: var(--orange);
}

.page-faq .faq-block--paper .faq-group__num {
  color: var(--grass);
}

.page-faq .faq-group__head .section-title {
  margin: 0;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-faq .faq-block--paper .section-title {
  color: var(--ink);
}

.page-faq .faq-group__desc {
  margin: .6rem 0 0;
  max-width: 58ch;
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(201, 209, 217, .78);
}

.page-faq .faq-block--paper .faq-group__desc {
  color: rgba(11, 15, 13, .7);
}

/* ---------- 布局 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: 1.6rem;
}

.page-faq .faq-grid {
  display: grid;
  gap: .8rem;
}

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

/* ---------- 折叠卡片 ---------- */
.page-faq .faq-q {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(15, 92, 63, .14);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-q + .faq-q {
  margin-top: .8rem;
}

.page-faq .faq-grid .faq-q + .faq-q {
  margin-top: 0;
}

.page-faq .faq-q:hover {
  border-color: var(--line-strong);
}

.page-faq .faq-q[open] {
  border-color: rgba(255, 106, 26, .6);
  background: rgba(15, 92, 63, .28);
}

.page-faq .faq-block--paper .faq-q {
  border-color: rgba(11, 15, 13, .14);
  background: #fff;
}

.page-faq .faq-block--paper .faq-q:hover {
  border-color: rgba(11, 15, 13, .3);
}

.page-faq .faq-block--paper .faq-q[open] {
  border-color: var(--orange);
  background: #fff;
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-q__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: .8rem;
  padding: 1rem 1.05rem;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  border-radius: var(--radius);
}

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

.page-faq .faq-q__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-faq .faq-q__idx {
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--orange);
  padding-top: .25rem;
}

.page-faq .faq-block--paper .faq-q__idx {
  color: var(--grass);
}

.page-faq .faq-q[open] .faq-q__idx {
  color: var(--orange);
}

.page-faq .faq-q__title {
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-faq .faq-block--paper .faq-q__title {
  color: var(--ink);
}

.page-faq .faq-q__icon {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: .3rem;
  flex: none;
}

.page-faq .faq-q__icon::before,
.page-faq .faq-q__icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: var(--orange);
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}

.page-faq .faq-q__icon::before {
  transform: translateY(-50%);
}

.page-faq .faq-q__icon::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .faq-q[open] .faq-q__icon::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.page-faq .faq-q__body {
  padding: 0 1.05rem 1.15rem calc(1.05rem + 2.4rem);
  color: rgba(201, 209, 217, .88);
}

.page-faq .faq-block--paper .faq-q__body {
  color: rgba(11, 15, 13, .78);
}

.page-faq .faq-q__body p {
  margin: 0;
  max-width: 62ch;
  font-size: .95rem;
  line-height: 1.85;
}

.page-faq .faq-q__body a {
  color: var(--orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-block--paper .faq-q__body a {
  color: var(--grass);
}

.page-faq .faq-q__body a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 等宽标签 ---------- */
.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin: .9rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tag {
  padding: .24rem .6rem;
  border: 1px dashed rgba(255, 106, 26, .5);
  border-radius: 999px;
  font-size: .72rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--orange-soft);
}

.page-faq .faq-block--paper .faq-tag {
  border-color: rgba(15, 92, 63, .45);
  color: var(--grass);
}

/* ---------- 配图 ---------- */
.page-faq .faq-shot {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(45, 125, 255, .16), rgba(6, 37, 28, .5));
}

.page-faq .faq-block--paper .faq-shot {
  border-color: rgba(11, 15, 13, .12);
  background: linear-gradient(160deg, rgba(45, 125, 255, .12), rgba(15, 92, 63, .18));
}

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

.page-faq .faq-shot--square img {
  aspect-ratio: 1 / 1;
}

.page-faq .faq-shot__cap {
  position: absolute;
  left: .8rem;
  bottom: .75rem;
  padding: .22rem .6rem;
  border-radius: 6px;
  background: rgba(4, 26, 20, .74);
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
}

/* ---------- 收尾提示 ---------- */
.page-faq .faq-outro {
  display: grid;
  gap: 1rem;
  margin-top: clamp(1.8rem, 4vw, 3rem);
  padding: clamp(1.2rem, 3vw, 1.9rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(130deg, rgba(255, 106, 26, .16), transparent 52%),
    linear-gradient(150deg, rgba(15, 92, 63, .5), rgba(4, 26, 20, .3));
}

.page-faq .faq-outro__text {
  margin: 0;
  max-width: 52ch;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(201, 209, 217, .92);
}

.page-faq .faq-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.page-faq .faq-outro__actions .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .85rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
    align-items: start;
    gap: clamp(1.6rem, 3.5vw, 2.8rem);
  }

  .page-faq .faq-split--rev {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.4fr);
  }

  .page-faq .faq-split--rev .faq-shot {
    order: -1;
  }

  .page-faq .faq-q__head {
    padding: 1.15rem 1.35rem;
  }

  .page-faq .faq-q__body {
    padding: 0 1.35rem 1.35rem calc(1.35rem + 2.6rem);
  }

  .page-faq .faq-outro {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 1.6rem;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero h1 {
    max-width: 16ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__item,
  .page-faq .faq-q,
  .page-faq .faq-q__icon::before,
  .page-faq .faq-q__icon::after {
    transition: none;
  }

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