.page-faq {
  --faq-panel: var(--ink-800);
  --faq-soft: var(--ink-700);
  --faq-rule: 1px solid var(--line);
  background:
    radial-gradient(760px 380px at 84% -60px, rgba(201, 133, 47, 0.1), transparent 72%),
    var(--ink-900);
  color: var(--fog-100);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-faq .breadcrumb {
  padding: 20px 0 4px;
  font-size: var(--fs-small);
  color: var(--mist-300);
}

.page-faq .breadcrumb a {
  color: var(--mist-300);
  text-decoration: none;
}

.page-faq .breadcrumb a:hover {
  color: var(--copper-300);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 12px 0 32px;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 24px;
}

.page-faq .faq-hero__mark {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--copper-300);
  border-bottom: 2px solid var(--copper-500);
  padding-bottom: 8px;
}

.page-faq h1 {
  margin: 18px 0 18px;
  font-size: clamp(34px, 9vw, 68px);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--fog-100);
}

.page-faq .faq-hero__intro {
  max-width: 42ch;
  margin: 0;
  color: var(--mist-300);
  font-size: var(--fs-body);
  line-height: 1.85;
}

.page-faq .faq-hero__side {
  border: var(--faq-rule);
  border-left: 2px solid var(--copper-500);
  background: rgba(23, 44, 74, 0.55);
  padding: 20px;
}

.page-faq .faq-hero__side-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--mist-300);
}

.page-faq .faq-hero__side-figure {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 32px;
  font-weight: 700;
  color: var(--copper-300);
  letter-spacing: 0.02em;
}

.page-faq .faq-hero__side-figure small {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist-300);
  margin-left: 8px;
}

.page-faq .faq-hero__side-note {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--mist-300);
}

/* ---------- 分类跳转 ---------- */
.page-faq .faq-jump {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 14px 0;
  border-top: var(--faq-rule);
  border-bottom: var(--faq-rule);
  scrollbar-width: thin;
}

.page-faq .faq-jump__chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--mist-300);
  font-size: var(--fs-small);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    background var(--dur-fast) var(--ease);
}

.page-faq .faq-jump__chip .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--copper-500);
}

.page-faq .faq-jump__chip:hover,
.page-faq .faq-jump__chip:focus-visible {
  color: var(--fog-100);
  border-color: var(--copper-500);
  background: var(--tint-copper);
}

/* ---------- 面板 ---------- */
.page-faq .faq-flow {
  padding-top: 8px;
}

.page-faq .faq-block {
  margin-top: 32px;
  padding: var(--pad-panel);
  background: var(--faq-panel);
  border: var(--faq-rule);
  box-shadow: 0 18px 40px rgba(4, 10, 20, 0.5);
}

.page-faq .faq-block:nth-of-type(2) {
  border-left: 2px solid var(--steel-500);
}

.page-faq .faq-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--steel-500);
}

.page-faq .faq-block__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 700;
  color: var(--copper-500);
  letter-spacing: 0.02em;
}

.page-faq .faq-block__title {
  margin: 0;
  font-size: var(--fs-h3);
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--fog-100);
}

.page-faq .faq-block__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist-300);
}

/* ---------- 手风琴 ---------- */
.page-faq .qa {
  margin-top: 16px;
  border: var(--faq-rule);
  background: var(--faq-soft);
  transition: background var(--dur-slow) var(--ease),
    border-color var(--dur-slow) var(--ease);
}

.page-faq .qa[open] {
  background: rgba(11, 22, 38, 0.6);
  border-color: var(--line-strong);
}

.page-faq .qa__sum {
  display: grid;
  grid-template-columns: 36px 1fr 20px;
  grid-template-areas:
    "idx q mark"
    "idx date mark";
  align-items: center;
  gap: 4px 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  transition: background var(--dur-fast) var(--ease);
}

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

.page-faq .qa__sum:hover {
  background: var(--tint-copper);
}

.page-faq .qa__sum:focus-visible {
  outline: 2px solid var(--copper-500);
  outline-offset: -2px;
}

.page-faq .qa__idx {
  grid-area: idx;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  color: var(--copper-500);
  letter-spacing: 0.04em;
}

.page-faq .qa__q {
  grid-area: q;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--fog-100);
}

.page-faq .qa__date {
  grid-area: date;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist-300);
}

.page-faq .qa__mark {
  grid-area: mark;
  position: relative;
  width: 14px;
  height: 14px;
  justify-self: end;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--copper-300);
  transition: transform var(--dur-fast) var(--ease);
}

.page-faq .qa__mark::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-faq .qa__mark::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

.page-faq .qa[open] .qa__mark::after {
  transform: scaleY(0);
}

.page-faq .qa__body {
  padding: 4px 18px 22px;
  border-top: 1px dashed var(--line-strong);
}

.page-faq .qa__lead {
  margin: 18px 0 20px;
  max-width: 40ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--fog-100);
}

.page-faq .qa__tail {
  margin: 20px 0 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--mist-300);
}

.page-faq .qa__body a,
.page-faq .qa__tail a {
  color: var(--copper-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 179, 106, 0.4);
}

.page-faq .qa__body a:hover,
.page-faq .qa__tail a:hover {
  color: var(--metal-hi);
  border-bottom-color: var(--metal-hi);
}

/* ---------- 编号步骤 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .steps__item {
  position: relative;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  padding-bottom: 20px;
}

.page-faq .steps__item::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 30px;
  bottom: 4px;
  width: 1px;
  background: var(--line-strong);
}

.page-faq .steps__item:last-child {
  padding-bottom: 0;
}

.page-faq .steps__item:last-child::before {
  display: none;
}

.page-faq .steps__num {
  display: block;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  font-weight: 700;
  color: var(--copper-300);
  letter-spacing: 0.04em;
}

.page-faq .steps__text h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--fog-100);
}

.page-faq .steps__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-300);
}

/* ---------- 表格 ---------- */
.page-faq .tbl-wrap {
  margin-top: 24px;
  overflow-x: auto;
  border: var(--faq-rule);
}

.page-faq .tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  min-width: 320px;
}

.page-faq .tbl__cap {
  caption-side: top;
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist-300);
  background: var(--steel-500);
}

.page-faq .tbl th {
  text-align: left;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--fog-100);
  background: rgba(46, 74, 107, 0.55);
  border-bottom: var(--faq-rule);
}

.page-faq .tbl td {
  padding: 12px 16px;
  line-height: 1.7;
  color: var(--mist-300);
  border-bottom: 1px solid rgba(200, 220, 240, 0.08);
  vertical-align: top;
}

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

.page-faq .tbl tbody tr {
  transition: background var(--dur-fast) var(--ease);
}

.page-faq .tbl tbody tr:hover {
  background: var(--tint-copper);
}

.page-faq .tbl td:first-child {
  color: var(--fog-100);
  font-weight: 500;
  white-space: nowrap;
}

/* ---------- 图文 ---------- */
.page-faq .shot {
  margin: 28px 0 0;
}

.page-faq .shot img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: var(--faq-rule);
  background: var(--ink-700);
}

.page-faq .shot__cap {
  margin-top: 10px;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--mist-300);
}

.page-faq .faq-split {
  display: grid;
  gap: 24px;
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 24px;
  margin-top: 16px;
}

.page-faq .faq-contact__main {
  border: var(--faq-rule);
  background: rgba(11, 22, 38, 0.55);
  padding: 20px;
}

.page-faq .faq-contact__lead {
  margin: 0 0 4px;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--fog-100);
  max-width: 42ch;
}

.page-faq .tbl-wrap--paper {
  border-color: rgba(26, 36, 51, 0.18);
}

.page-faq .tbl--paper .tbl__cap {
  background: var(--paper-050);
  color: var(--paper-ink);
  border-bottom: 1px solid rgba(26, 36, 51, 0.16);
}

.page-faq .tbl--paper th {
  background: var(--paper-050);
  color: var(--paper-ink);
  border-bottom: 1px solid rgba(26, 36, 51, 0.16);
}

.page-faq .tbl--paper td {
  background: var(--paper-050);
  color: var(--paper-ink);
  border-bottom: 1px solid rgba(26, 36, 51, 0.1);
}

.page-faq .tbl--paper td:first-child {
  color: var(--copper-500);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-faq .tbl--paper tbody tr:hover td {
  background: #ebe6db;
}

.page-faq .faq-contact__side {
  padding: 20px;
  border: var(--faq-rule);
  border-top: 2px solid var(--copper-500);
  background: var(--faq-soft);
}

.page-faq .faq-contact__label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--mist-300);
}

.page-faq .faq-contact__line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--fog-100);
}

.page-faq .faq-contact__line .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--copper-300);
  min-width: 32px;
}

.page-faq .faq-contact__line a {
  color: var(--fog-100);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  word-break: break-all;
}

.page-faq .faq-contact__line a:hover {
  color: var(--copper-300);
  border-bottom-color: var(--copper-300);
}

.page-faq .faq-contact__note {
  margin: 14px 0 20px;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--mist-300);
}

.page-faq .faq-contact__side .btn {
  display: inline-block;
}

/* ---------- 自适应 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
    gap: 32px;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

  .page-faq .qa__sum {
    grid-template-columns: 44px 1fr auto 20px;
    grid-template-areas: "idx q date mark";
    gap: 0 16px;
    padding: 20px 24px;
  }

  .page-faq .qa__q {
    font-size: 19px;
  }

  .page-faq .qa__body {
    padding: 4px 24px 26px;
  }

  .page-faq .steps__item {
    grid-template-columns: 44px 1fr;
    gap: 16px;
    padding-bottom: 24px;
  }

  .page-faq .steps__item::before {
    left: 21px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: 24px 0 44px;
  }

  .page-faq .faq-block {
    margin-top: 40px;
  }

  .page-faq .faq-block__title {
    font-size: 28px;
  }

  .page-faq .faq-block__num {
    font-size: 28px;
  }

  .page-faq .faq-hero__side {
    padding: 24px;
  }

  .page-faq .faq-contact__main,
  .page-faq .faq-contact__side {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__sum,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-jump__chip,
  .page-faq .tbl tbody tr {
    transition: none;
  }
}
<<<END>>>