.page-faq {
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(20px, 4vw, 40px) clamp(48px, 8vw, 96px);
}

.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--steel);
}

.page-faq .faq-crumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--moss);
  color: rgba(143, 166, 178, .5);
}

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

.page-faq .faq-crumb a:hover {
  color: var(--turf);
  border-bottom-color: var(--turf);
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero__grid {
  display: grid;
  gap: 22px;
}

.page-faq .faq-hero__copy .eyebrow {
  display: inline-block;
  margin-bottom: 14px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-cond);
  font-size: clamp(27px, 6.2vw, 50px);
  line-height: 1.14;
  letter-spacing: -.01em;
  font-weight: 600;
  max-width: 20em;
}

.page-faq .faq-hero__lead {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(243, 246, 238, .76);
  max-width: 34em;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 108px;
}

.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-size: 19px;
  font-variant-numeric: tabular-nums;
  color: var(--turf);
  letter-spacing: -.01em;
}

.page-faq .faq-stat__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--steel);
}

.page-faq .faq-hero__art {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-faq .faq-hero__art img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

/* ---------- 分段控件 ---------- */
.page-faq .faq-tabs {
  display: flex;
  gap: 8px;
  margin-top: 26px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--char);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-tabs__link {
  flex: 0 0 auto;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--steel);
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .2s ease, color .2s ease;
}

.page-faq .faq-tabs__link:hover,
.page-faq .faq-tabs__link:focus-visible {
  background: var(--pine);
  color: var(--turf);
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 26px;
  margin-top: 34px;
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-soft);
  background: var(--char);
  font-size: 12.5px;
  line-height: 1.3;
  color: var(--paper);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .2s ease, background-color .2s ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: rgba(184, 255, 61, .45);
  background: var(--pine);
}

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--amber);
}

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  margin-bottom: 38px;
  scroll-margin-top: 84px;
}

.page-faq .faq-sec__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding-top: 16px;
  margin-bottom: 16px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-sec__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--turf);
  border: 1px solid rgba(184, 255, 61, .38);
  border-radius: var(--radius-pill);
  padding: 2px 9px;
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--font-cond);
  font-size: clamp(19px, 4.2vw, 26px);
  letter-spacing: -.005em;
  font-weight: 600;
}

.page-faq .faq-sec__desc {
  flex: 1 1 100%;
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 手风琴 ---------- */
.page-faq .qa {
  margin-bottom: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--char);
  overflow: hidden;
  scroll-margin-top: 78px;
  transition: border-color .2s ease, background-color .2s ease;
}

.page-faq .qa:hover {
  border-color: rgba(143, 166, 178, .3);
}

.page-faq .qa[open] {
  border-color: rgba(184, 255, 61, .3);
  background: linear-gradient(180deg, rgba(18, 59, 46, .72) 0%, var(--char) 78%);
}

.page-faq .qa__head {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .qa__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-variant-numeric: tabular-nums;
  color: var(--amber);
  min-width: 24px;
}

.page-faq .qa__q {
  flex: 1 1 auto;
  font-size: 14.5px;
  line-height: 1.55;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .qa__sign {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(243, 246, 238, .22);
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--turf);
  transform: translate(-50%, -50%);
  transition: transform .2s ease, opacity .2s ease;
}

.page-faq .qa__sign::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .qa__sign::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .qa[open] .qa__sign::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.page-faq .qa__body {
  padding: 0 16px 18px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 246, 238, .78);
}

.page-faq .qa__body p {
  margin: 0 0 10px;
}

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

.page-faq .qa__more a {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(77, 227, 193, .45);
  padding-bottom: 2px;
}

.page-faq .qa__more a:hover {
  color: var(--turf);
  border-bottom-color: var(--turf);
}

.page-faq .qa__body .tag {
  vertical-align: middle;
}

/* ---------- 答案内的小表格 ---------- */
.page-faq .qa-tablewrap {
  margin: 4px 0 12px;
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(11, 31, 23, .55);
}

.page-faq .qa-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.page-faq .qa-table th {
  padding: 9px 12px;
  text-align: left;
  white-space: nowrap;
  font-weight: 500;
  color: var(--turf);
  border-bottom: 1px solid var(--line);
}

.page-faq .qa-table td {
  padding: 9px 12px;
  color: rgba(243, 246, 238, .8);
  border-bottom: 1px solid var(--line-soft);
  line-height: 1.5;
}

.page-faq .qa-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .qa-table tbody tr:nth-child(even) {
  background: rgba(38, 53, 45, .5);
}

/* ---------- 战报章节集群 ---------- */
.page-faq .faq-cluster {
  display: grid;
  gap: 16px;
}

.page-faq .faq-cluster__figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0;
  max-width: 340px;
}

.page-faq .faq-cluster__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  filter: saturate(.85);
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-contact {
  padding: 20px;
  margin-bottom: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 179, 64, .26);
  background: linear-gradient(155deg, rgba(255, 179, 64, .1) 0%, var(--char) 62%);
}

.page-faq .faq-contact__list {
  display: grid;
  gap: 12px;
  margin: 0 0 14px;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 3px;
}

.page-faq .faq-contact__row dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--steel);
}

/* ---------- 延伸入口 ---------- */
.page-faq .faq-next-wrap {
  margin-top: 10px;
}

.page-faq .faq-next__heading {
  margin: 0 0 14px;
  font-family: var(--font-cond);
  font-size: clamp(17px, 3.6vw, 21px);
  font-weight: 600;
  letter-spacing: -.005em;
}

.page-faq .faq-next {
  display: grid;
  gap: 12px;
}

.page-faq .faq-next__card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: var(--pine);
  text-decoration: none;
  transition: background-color .2s ease, border-color .2s ease, transform .2s ease;
}

.page-faq .faq-next__card:hover,
.page-faq .faq-next__card:focus-visible {
  background: var(--moss);
  border-color: rgba(184, 255, 61, .34);
  transform: translateY(-2px);
}

.page-faq .faq-next__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--turf);
}

.page-faq .faq-next__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-next__desc {
  font-size: 12.5px;
  line-height: 1.68;
  color: rgba(243, 246, 238, .7);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__stats {
    gap: 22px 40px;
  }

  .page-faq .qa__head {
    padding: 17px 20px;
    gap: 16px;
  }

  .page-faq .qa__q {
    font-size: 15.5px;
  }

  .page-faq .qa__body {
    padding: 0 20px 20px 60px;
    font-size: 14.5px;
  }

  .page-faq .faq-contact__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-next {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: end;
    gap: 30px;
  }

  .page-faq .faq-cluster {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
    gap: 20px;
  }

  .page-faq .faq-cluster__figure {
    max-width: none;
  }
}

/* ---------- 桌面：左索引右答案 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-body {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 46px;
    align-items: start;
    margin-top: 44px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }

  .page-faq .faq-index__title {
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
  }

  .page-faq .faq-index__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    max-height: 62vh;
    overflow-y: auto;
    scrollbar-width: thin;
  }

  .page-faq .faq-index__list li {
    margin-bottom: 2px;
  }

  .page-faq .faq-index__link {
    border: 0;
    background: transparent;
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    font-size: 12.5px;
    color: var(--steel);
    white-space: normal;
    border-left: 2px solid transparent;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    background: rgba(18, 59, 46, .5);
    border-left-color: var(--turf);
    color: var(--paper);
  }

  .page-faq .faq-sec {
    margin-bottom: 46px;
  }

  .page-faq .faq-sec--last {
    margin-bottom: 30px;
  }

  .page-faq .faq-cluster {
    grid-template-columns: minmax(0, 1fr) 250px;
  }

  .page-faq .faq-contact {
    padding: 26px 28px;
  }
}