.page-faq {
  --faq-side-w: 250px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  overflow-x: hidden;
}

.page-faq .faq-wrap {
  width: 100%;
  max-width: var(--w-max);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  border-bottom: 1px solid var(--line-strong);
  background-image:
    repeating-linear-gradient(90deg, rgba(32, 24, 15, .045) 0 1px, transparent 1px 76px);
  background-color: var(--paper);
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: 26px;
  padding-bottom: 36px;
}

.page-faq .faq-hero__kicker {
  margin-top: 18px;
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(29px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -.02em;
  max-width: 16em;
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--char);
  max-width: 34em;
}

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

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  z-index: 0;
}

.page-faq .faq-hero__media::before {
  content: "";
  position: absolute;
  inset: 14px 14px -14px -14px;
  background: var(--green);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.page-faq .faq-hero__media img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
  filter: saturate(1.1) contrast(1.05);
}

/* ---------- 数字条 ---------- */
.page-faq .faq-quickbar {
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--line-strong);
  background: var(--paper);
}

.page-faq .faq-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .faq-quick li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 13px 14px;
  background: var(--sheen);
}

.page-faq .faq-quick b {
  font-family: var(--f-mono);
  font-size: 22px;
  font-weight: 600;
  line-height: 1;
  color: var(--gold-text);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-quick span {
  font-size: 13px;
  color: var(--char);
  line-height: 1.4;
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  padding-top: 34px;
  padding-bottom: 52px;
}

.page-faq .faq-body__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-faq .faq-side__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--char);
  font-weight: 600;
}

.page-faq .faq-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.page-faq .faq-side__list li {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-side__list a {
  display: block;
  padding: 12px 10px;
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  transition: color .18s var(--ease);
}

.page-faq .faq-side__list a:hover {
  color: var(--rust);
}

.page-faq .faq-num {
  display: block;
  margin-bottom: 4px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-faq .faq-side__note {
  margin-top: 18px;
  padding: 16px;
  background: var(--green);
  color: var(--sheen);
}

.page-faq .faq-side__note p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.7;
}

.page-faq .faq-side__note a {
  display: inline-block;
  color: var(--sheen);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 253, 247, .6);
  padding-bottom: 2px;
}

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

/* ---------- 问答组 ---------- */
.page-faq .faq-group {
  margin-bottom: 46px;
  scroll-margin-top: 84px;
}

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

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  column-gap: 14px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 6px;
}

.page-faq .faq-group__num {
  font-family: var(--f-mono);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--green);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.25;
  letter-spacing: -.01em;
}

.page-faq .faq-group__desc {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--char);
  max-width: 40em;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
  transition: background-color .2s var(--ease);
}

.page-faq .faq-item > summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 16px 44px 16px 18px;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
  transition: color .18s var(--ease);
}

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

.page-faq .faq-item > summary:hover {
  color: var(--rust);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px dashed var(--orange);
  outline-offset: 2px;
}

.page-faq .faq-item__mark {
  position: absolute;
  right: 18px;
  top: 24px;
  width: 10px;
  height: 10px;
}

.page-faq .faq-item__mark::before {
  content: "";
  position: absolute;
  inset: 0;
  border-right: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  transform: rotate(-45deg);
  transition: transform .22s var(--ease);
}

.page-faq .faq-item[open] {
  background: var(--moss);
  box-shadow: inset 4px 0 0 var(--orange);
}

.page-faq .faq-item[open] .faq-item__mark::before {
  transform: rotate(45deg);
}

.page-faq .faq-item__body {
  padding: 0 20px 18px 22px;
}

.page-faq .faq-item__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--char);
  max-width: 34em;
}

/* ---------- 排障流程 ---------- */
.page-faq .faq-flow {
  position: relative;
  padding: 46px 0 54px;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-flow::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(246, 241, 228, .06) 0 1px, transparent 1px 64px);
}

.page-faq .faq-flow .faq-wrap {
  position: relative;
  z-index: 1;
}

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

.page-faq .faq-flow__title {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
  max-width: 18em;
}

.page-faq .faq-flow__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 30px;
}

.page-faq .faq-flow__media {
  margin: 0;
  position: relative;
}

.page-faq .faq-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 92%);
  filter: saturate(1.12) contrast(1.05);
}

.page-faq .faq-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-flow__steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid rgba(246, 241, 228, .18);
}

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

.page-faq .faq-flow__num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: var(--orange);
  color: var(--ink);
  font-family: var(--f-mono);
  font-size: 15px;
  font-weight: 600;
}

.page-faq .faq-flow__steps h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-faq .faq-flow__steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(246, 241, 228, .78);
  max-width: 34em;
}

/* ---------- 联系 ---------- */
.page-faq .faq-help {
  padding: 46px 0 50px;
  background: var(--moss);
  border-top: 1px solid var(--line-strong);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-faq .faq-help__title {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(22px, 4vw, 34px);
  line-height: 1.22;
  letter-spacing: -.01em;
}

.page-faq .faq-help__text p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--char);
  max-width: 32em;
}

.page-faq .faq-help__text .db-btn {
  margin-top: 20px;
}

.page-faq .faq-help__card {
  background: var(--sheen);
  border: 1px solid var(--line-strong);
}

.page-faq .faq-help__card dl {
  margin: 0;
}

.page-faq .faq-help__row {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-help__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-help__row dt {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--char);
  margin-bottom: 5px;
}

.page-faq .faq-help__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  font-weight: 500;
  word-break: break-word;
}

.page-faq .faq-help__mail {
  user-select: all;
  color: var(--rust);
}

/* ---------- 时效 ---------- */
.page-faq .faq-sla {
  margin-top: 38px;
  padding-top: 24px;
  border-top: 1px solid var(--line-strong);
}

.page-faq .faq-sla h3 {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .12em;
  font-weight: 600;
  color: var(--char);
}

.page-faq .faq-sla__grid {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.page-faq .faq-sla__grid > div {
  background: var(--paper);
  padding: 14px 16px;
}

.page-faq .faq-sla__grid dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--char);
  margin-bottom: 5px;
}

.page-faq .faq-sla__grid dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

/* ---------- 相关入口 ---------- */
.page-faq .faq-more {
  padding-top: 30px;
  padding-bottom: 54px;
}

.page-faq .faq-more ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .faq-more li {
  background: var(--paper);
}

.page-faq .faq-more a {
  display: block;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
  border-left: 0 solid var(--orange);
  transition: background-color .18s var(--ease), border-left-width .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-more a:hover {
  background: var(--sheen);
  color: var(--rust);
  border-left-width: 4px;
}

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

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 46px;
    padding-top: 44px;
    padding-bottom: 52px;
  }

  .page-faq .faq-hero__lead {
    font-size: 17px;
  }

  .page-faq .faq-body__layout {
    grid-template-columns: var(--faq-side-w) minmax(0, 1fr);
    gap: 56px;
    padding-top: 44px;
    padding-bottom: 64px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 84px;
    align-self: start;
  }

  .page-faq .faq-side__list {
    grid-template-columns: minmax(0, 1fr);
    border-left: 0;
  }

  .page-faq .faq-side__list li {
    border-right: 0;
  }

  .page-faq .faq-side__list a {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 13px 0;
    font-size: 15px;
  }

  .page-faq .faq-num {
    margin-bottom: 0;
    flex: 0 0 auto;
  }

  .page-faq .faq-flow {
    padding: 58px 0 66px;
  }

  .page-faq .faq-flow__layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    gap: 54px;
    margin-top: 36px;
  }

  .page-faq .faq-flow__media {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-help {
    padding: 56px 0 60px;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-group {
    margin-bottom: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-side__list a,
  .page-faq .faq-more a {
    transition: none;
  }
}