.page-faq {
  --faq-gap: 18px;
  --faq-radius: 10px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 20px 0 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 90% at 84% -12%, rgba(25, 230, 255, 0.16), transparent 58%),
    radial-gradient(80% 60% at 6% 112%, rgba(255, 46, 136, 0.10), transparent 62%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(29, 40, 54, 0.35) 0,
    rgba(29, 40, 54, 0.35) 1px,
    transparent 1px,
    transparent 4px
  );
  opacity: 0.5;
}

.page-faq .faq-hero .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  margin: 22px 0 34px;
  row-gap: 24px;
  align-items: start;
}

.page-faq .faq-hero__lead h1 {
  margin: 10px 0 0;
  font-size: clamp(32px, 6.4vw, 74px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--white);
  text-shadow: 2px 0 0 rgba(25, 230, 255, 0.45), 0 2px 14px rgba(25, 230, 255, 0.22);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: clamp(170px, 34vw, 360px);
  object-fit: cover;
}

/* ---------- 状态面板 ---------- */
.page-faq .faq-status {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  padding: 16px 18px 10px;
  background: linear-gradient(180deg, rgba(29, 40, 54, 0.92), rgba(11, 17, 24, 0.96));
  box-shadow: inset 0 1px 0 rgba(242, 246, 255, 0.07), 0 14px 30px -22px rgba(25, 230, 255, 0.6);
}

.page-faq .faq-status__head {
  margin: 0 0 4px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-status__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-faq .faq-status__k {
  font-size: 13px;
  color: var(--silver);
}

.page-faq .faq-status__v {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--white);
  text-align: right;
}

.page-faq .faq-status__v--amber {
  color: var(--amber);
}

.page-faq .faq-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  vertical-align: middle;
}

/* ---------- 通用章节 ---------- */
.page-faq .faq-sec {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-faq .faq-sec--alt {
  background: linear-gradient(180deg, rgba(17, 24, 35, 0.86), rgba(8, 11, 16, 0.94));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-sec__title {
  margin: 8px 0 0;
  font-size: clamp(25px, 3.4vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-sec__intro {
  margin: 14px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--silver);
}

.page-faq .faq-sec p {
  color: var(--silver);
  line-height: 1.9;
  font-size: 15px;
}

.page-faq .faq-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 230, 255, 0.4);
  padding-bottom: 1px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-inline-link:hover {
  border-color: var(--cyan);
  color: var(--white);
}

.page-faq .faq-hint {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--amber);
  background: rgba(255, 184, 0, 0.07);
  border-radius: 0 8px 8px 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

/* ---------- 三步键帽 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: var(--faq-gap);
  margin-top: 28px;
}

.page-faq .faq-step {
  position: relative;
  padding: 22px 20px 26px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, var(--ink-700), var(--ink-850));
  box-shadow: 0 7px 0 -1px var(--ink-800), 0 9px 0 -1px var(--line);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-faq .faq-step:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 0 -1px var(--ink-800), 0 12px 0 -1px var(--cyan-deep);
}

.page-faq .faq-step__cap {
  position: absolute;
  top: 0;
  left: 20px;
  width: 42px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(25, 230, 255, 0.7);
}

.page-faq .faq-step__no {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-step__title {
  margin: 10px 0 8px;
  font-size: 20px;
  line-height: 1.35;
  color: var(--white);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-faq .faq-steps__figure {
  margin: 28px 0 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.page-faq .faq-steps__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 维护记录 ---------- */
.page-faq .faq-record {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.page-faq .faq-record__body p {
  margin: 0 0 14px;
}

.page-faq .faq-card {
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: 8px;
  padding: 16px 18px 10px;
  background: var(--ink-850);
}

.page-faq .faq-card__head {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-card__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 13px;
}

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

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

.page-faq .faq-card__v {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--white);
  text-align: right;
}

/* ---------- 明细表 ---------- */
.page-faq .faq-table-wrap {
  margin-top: 24px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--ink-850);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-table__cap {
  padding: 12px 16px 0;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver);
  caption-side: top;
}

.page-faq .faq-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--silver);
  background: var(--ink-700);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-faq .faq-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--white);
  white-space: nowrap;
}

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

.page-faq .faq-table__num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--amber);
}

.page-faq .faq-read-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-faq .faq-read {
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-800);
}

.page-faq .faq-read__k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-faq .faq-read__v {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 收藏对照 ---------- */
.page-faq .faq-fields {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-field {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-800);
}

.page-faq .faq-field__k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-faq .faq-field__v {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-faq .faq-tags-title {
  margin: 26px 0 0;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--silver);
}

.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

/* ---------- 故障排查 ---------- */
.page-faq .faq-fixes {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-fix {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-850);
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-fix:hover {
  border-color: rgba(25, 230, 255, 0.4);
}

.page-faq .faq-fix__no {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
  line-height: 1.4;
}

.page-faq .faq-fix__title {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--white);
}

.page-faq .faq-fix__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 问答索引 ---------- */
.page-faq .faq-answers {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-faq .faq-index {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  padding: 16px;
  background: var(--ink-850);
}

.page-faq .faq-index__head {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

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

.page-faq .faq-index__item a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 6px;
  font-size: 14px;
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-soft);
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

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

.page-faq .faq-index__item a:hover,
.page-faq .faq-index__item a:focus-visible {
  color: var(--cyan);
  padding-left: 10px;
}

.page-faq .faq-index__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

.page-faq .faq-index__foot {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  color: var(--silver);
}

.page-faq .faq-group {
  margin-bottom: 28px;
}

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

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 17px;
  color: var(--white);
}

.page-faq .faq-group__title::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(25, 230, 255, 0.8);
}

.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-850);
  overflow: hidden;
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(25, 230, 255, 0.34);
}

.page-faq .faq-item[open] {
  border-color: rgba(25, 230, 255, 0.5);
  background: linear-gradient(180deg, rgba(25, 230, 255, 0.06), var(--ink-850) 60%);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white);
}

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

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

.page-faq .faq-item__mark {
  flex: none;
  width: 14px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--cyan);
  transition: transform 0.2s var(--ease);
}

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

.page-faq .faq-item__body {
  padding: 0 16px 16px 42px;
}

.page-faq .faq-item__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

/* ---------- 联系 ---------- */
.page-faq .faq-help {
  display: grid;
  gap: 22px;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    radial-gradient(90% 120% at 96% 0%, rgba(255, 184, 0, 0.12), transparent 62%),
    linear-gradient(135deg, rgba(25, 230, 255, 0.09), rgba(11, 17, 24, 0.96));
}

.page-faq .faq-help__title {
  margin-bottom: 12px;
}

.page-faq .faq-help__text {
  margin: 0 0 12px;
  font-size: 14.5px;
}

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

.page-faq .faq-help__panel {
  padding: 16px 18px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(8, 11, 16, 0.72);
}

.page-faq .faq-help__line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 13px;
}

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

.page-faq .faq-help__v {
  color: var(--white);
  word-break: break-all;
  text-align: right;
}

.page-faq .faq-help__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .page-faq .faq-help {
    padding: 30px 28px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-record {
    grid-template-columns: 1.35fr 0.9fr;
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-fields {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

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

  .page-faq .faq-help {
    grid-template-columns: 1.25fr 0.85fr;
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-answers {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-fix,
  .page-faq .faq-index__item a,
  .page-faq .faq-inline-link {
    transition: none;
  }

  .page-faq .faq-step:hover {
    transform: none;
  }
}
<<<END>>>