.page-faq {
  color: var(--ink);
  padding-bottom: clamp(24px, 5vw, 56px);
}

.page-faq .breadcrumb {
  padding-top: clamp(18px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--silver);
}

.page-faq .breadcrumb a {
  color: var(--silver);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--green);
}

.page-faq .breadcrumb span[aria-hidden] {
  margin: 0 8px;
  color: var(--line-strong);
}

/* ---------- 章节骨架 ---------- */
.page-faq .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--green);
}

.page-faq .section__head {
  margin-bottom: 20px;
}

.page-faq .section__title {
  margin: 0;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  line-height: 1.2;
  letter-spacing: -.018em;
  font-weight: 800;
  color: var(--white);
}

.page-faq .section__lead {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 28px;
  padding-block: clamp(20px, 3vw, 34px) clamp(28px, 4vw, 46px);
  align-items: center;
}

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

.page-faq .faq-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -.025em;
  font-weight: 900;
  color: var(--white);
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--graphite);
  aspect-ratio: 3 / 2;
}

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

.page-faq .faq-hero__media figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 40px 20px 16px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--white);
  background: linear-gradient(to top, rgba(11, 14, 15, .92), rgba(11, 14, 15, 0));
}

/* ---------- 索引胶囊 ---------- */
.page-faq .faq-index,
.page-faq .faq-legacy,
.page-faq .faq-block,
.page-faq .faq-terms,
.page-faq .faq-paths {
  padding-block: clamp(26px, 4.2vw, 48px);
  scroll-margin-top: calc(var(--status-h) + 20px);
}

.page-faq .faq-index__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-faq .faq-capsule {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  min-height: 124px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(158deg, var(--graphite), var(--carbon) 78%);
  color: var(--white);
  text-decoration: none;
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-capsule::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22%;
  bottom: 22%;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--line-strong);
  transition: top .26s var(--ease), bottom .26s var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-capsule__name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.35;
}

.page-faq .faq-capsule__count {
  align-self: flex-start;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--silver);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-capsule:hover,
.page-faq .faq-capsule:focus-visible {
  border-color: var(--green);
  transform: translateY(-2px);
}

.page-faq .faq-capsule:hover::before,
.page-faq .faq-capsule:focus-visible::before {
  top: 10%;
  bottom: 10%;
  background: var(--green);
}

.page-faq .faq-capsule:hover .faq-capsule__count,
.page-faq .faq-capsule:focus-visible .faq-capsule__count {
  color: var(--green);
  border-color: var(--green);
}

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

/* ---------- 旧版入口 ---------- */
.page-faq .faq-legacy__panel {
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: clamp(22px, 3.6vw, 40px);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(255, 122, 47, .12), transparent 62%),
    linear-gradient(180deg, var(--graphite), var(--carbon));
}

.page-faq .faq-legacy__grid {
  display: grid;
  gap: 28px;
}

.page-faq .faq-legacy__intro .section__lead {
  margin-top: 14px;
}

.page-faq .faq-legacy__note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-legacy__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.page-faq .faq-legacy__steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-legacy__steps li:first-child {
  border-top-color: var(--line-strong);
}

.page-faq .faq-legacy__steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  line-height: 1.7;
  color: var(--orange);
}

.page-faq .faq-legacy__step strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-faq .faq-legacy__step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 主题带 ---------- */
.page-faq .slant-band {
  margin-block: clamp(8px, 1.6vw, 18px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
}

/* ---------- 问答组 ---------- */
.page-faq .faq-list {
  display: block;
}

.page-faq .faq-item {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--graphite);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  border-radius: 0 3px 3px 0;
  background: var(--green);
  transform: translateY(-50%);
  transition: height .26s var(--ease);
  pointer-events: none;
}

.page-faq .faq-item[open] {
  border-color: rgba(43, 224, 138, .34);
  background: var(--raised);
}

.page-faq .faq-item[open]::before {
  height: calc(100% - 22px);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 17px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item__q:hover {
  color: var(--green);
}

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

.page-faq .faq-item__idx {
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--green);
}

.page-faq .faq-item__q::after {
  content: "";
  flex: 0 0 auto;
  align-self: center;
  width: 9px;
  height: 9px;
  margin-left: auto;
  border-right: 2px solid var(--silver);
  border-bottom: 2px solid var(--silver);
  transform: rotate(45deg);
  transition: transform .26s var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(-135deg);
  border-color: var(--green);
}

.page-faq .faq-item__a {
  padding: 0 20px 20px 52px;
  max-width: 74ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink);
  animation: faq-fade .26s var(--ease);
}

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

@keyframes faq-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page-faq .faq-ref {
  display: inline-flex;
  align-items: center;
  margin-top: 12px;
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--white);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-ref:hover,
.page-faq .faq-ref:focus-visible {
  border-color: var(--green);
  color: var(--green);
  background: rgba(43, 224, 138, .08);
}

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

.page-faq .faq-block__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--graphite);
}

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

.page-faq .faq-block__media figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 34px 16px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--white);
  background: linear-gradient(to top, rgba(11, 14, 15, .92), rgba(11, 14, 15, 0));
}

/* ---------- 术语表 ---------- */
.page-faq .faq-terms__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-faq .faq-terms__table th,
.page-faq .faq-terms__table td {
  padding: 14px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  line-height: 1.7;
}

.page-faq .faq-terms__table thead th {
  padding-block: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--silver);
  border-bottom-color: var(--line-strong);
}

.page-faq .faq-terms__table tbody th {
  width: 30%;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--green);
  white-space: nowrap;
}

.page-faq .faq-terms__table td {
  color: var(--ink);
}

/* ---------- 三条路径 ---------- */
.page-faq .faq-paths__grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-path {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(172deg, var(--graphite), var(--carbon));
}

.page-faq .faq-path .chip {
  align-self: flex-start;
}

.page-faq .faq-path h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.012em;
  line-height: 1.4;
  color: var(--white);
}

.page-faq .faq-path p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-path .faq-path__value {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line-strong);
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
  color: var(--white);
  word-break: break-word;
}

.page-faq .faq-paths__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-faq .faq-paths__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
  }

  .page-faq .faq-legacy__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-block__split {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-block--mobile .faq-block__split {
    grid-template-columns: minmax(0, 380px) minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .page-faq .faq-item__a {
    padding-left: 20px;
  }

  .page-faq .faq-item__q {
    padding: 15px 16px;
    font-size: 15.5px;
  }

  .page-faq .faq-terms__table th,
  .page-faq .faq-terms__table td {
    padding: 12px 8px;
  }

  .page-faq .faq-terms__table tbody th {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-capsule,
  .page-faq .faq-item,
  .page-faq .faq-item::before,
  .page-faq .faq-item__q::after,
  .page-faq .faq-capsule::before {
    transition: none;
  }

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

  .page-faq .faq-item__a {
    animation: none;
  }
}