.page-faq {
  --faq-grid: rgba(11, 13, 15, .055);
  --faq-soft: rgba(11, 13, 15, .06);
  background: var(--porcelain);
  color: var(--ink);
}

.page-faq .faq-crumb {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: 26px 44px;
}

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

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 52px);
  line-height: 1.08;
  letter-spacing: -.02em;
  max-width: 24ch;
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--ink-70);
}

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

.page-faq .faq-facts li {
  background: var(--paper);
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-facts .num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 5vw, 32px);
  font-weight: 700;
  line-height: 1;
  color: var(--blue);
}

.page-faq .faq-facts .lbl {
  font-family: var(--font-ui);
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-55);
}

/* ---------- 共用小节头 ---------- */
.page-faq .faq-head {
  margin-bottom: 26px;
}

.page-faq .faq-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -.02em;
}

.page-faq .faq-head__note {
  margin: 12px 0 0;
  max-width: 64ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}

/* ---------- 三步诊断 ---------- */
.page-faq .faq-diag {
  padding-block: 44px 52px;
  background:
    repeating-linear-gradient(to right, var(--faq-grid) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(to bottom, var(--faq-grid) 0 1px, transparent 1px 84px),
    var(--paper);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-diag__grid {
  display: grid;
  gap: 34px;
}

.page-faq .faq-steps__figure {
  margin: 0 0 22px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--mist);
  border: 1px solid var(--line-soft);
}

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

.page-faq .faq-steps__figure .figure-cap {
  padding: 10px 14px 12px;
  background: var(--paper);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-55);
}

.page-faq .faq-steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-step {
  position: relative;
  padding: 18px 18px 18px 62px;
  background: var(--mist);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: border-color .2s var(--ease), transform .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-step:hover,
.page-faq .faq-step:focus-within {
  background: var(--paper);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-faq .faq-step__no {
  position: absolute;
  left: 16px;
  top: 17px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
}

.page-faq .faq-step__text {
  margin: 0 0 10px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-step__link {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 79, 143, .35);
  padding-bottom: 1px;
}

.page-faq .faq-step__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

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

/* ---------- 问答手风琴 ---------- */
.page-faq .faq-group + .faq-group {
  margin-top: 34px;
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.4vw, 20px);
  font-weight: 700;
  letter-spacing: -.01em;
  scroll-margin-top: 92px;
}

.page-faq .faq-group__title .mono {
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid var(--silver);
  border-radius: 4px;
  padding: 2px 6px;
  line-height: 1;
}

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

.page-faq .faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  position: relative;
  padding: 15px 42px 15px 2px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 600;
  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::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -7px;
  border-right: 2px solid var(--ink-55);
  border-bottom: 2px solid var(--ink-55);
  transform: rotate(45deg);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-item[open] summary {
  color: var(--blue);
}

.page-faq .faq-item[open] summary::after {
  transform: rotate(-135deg);
  margin-top: -2px;
  border-color: var(--cyan);
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

.page-faq .faq-item__body {
  padding: 0 2px 18px;
  max-width: 66ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-70);
}

/* ---------- 面板收费 ---------- */
.page-faq .faq-panel {
  padding-block: 52px;
}

.page-faq .faq-panel__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--graphite);
}

.page-faq .faq-panel__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 340px;
  object-fit: cover;
}

.page-faq .faq-panel__figure .figure-cap {
  padding: 10px 16px 12px;
  background: var(--graphite);
  color: var(--paper-70);
  font-size: 12px;
  line-height: 1.6;
}

.page-faq .faq-panel__marks {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-panel__marks li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--blue);
  background: var(--paper);
  border: 1px solid var(--silver);
  border-radius: 999px;
  padding: 5px 12px;
}

.page-faq .faq-table-wrap {
  margin-top: 22px;
}

.page-faq .faq-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 14px;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-table caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-55);
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-table thead th {
  background: var(--graphite);
  color: var(--paper);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.page-faq .faq-table tbody th {
  font-weight: 600;
  color: var(--ink);
}

.page-faq .faq-table tbody td {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-70);
}

.page-faq .faq-table tbody tr:nth-child(even) {
  background: var(--mist);
}

.page-faq .faq-table tbody tr:last-child th,
.page-faq .faq-table tbody tr:last-child td {
  border-bottom: none;
}

.page-faq .faq-plans {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-faq .faq-plans li {
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-plans__name {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--ink-55);
}

.page-faq .faq-plans__price {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-faq .faq-panel__foot {
  margin: 18px 0 0;
  max-width: 68ch;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-70);
}

/* ---------- 活动中心 ---------- */
.page-faq .faq-hub {
  position: relative;
  overflow: hidden;
  padding-block: 48px;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-hub::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -70%;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle at 50% 50%, rgba(24, 183, 160, .26), transparent 66%);
  pointer-events: none;
}

.page-faq .faq-hub__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
}

.page-faq .section-index--light {
  color: var(--cyan);
}

.page-faq .faq-hub h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4.4vw, 32px);
  line-height: 1.22;
  letter-spacing: -.02em;
}

.page-faq .faq-hub p {
  margin: 14px 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  color: var(--paper-70);
}

.page-faq .faq-hub__actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hub__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: flex-start;
}

.page-faq .faq-hub__tags .tag {
  border-color: rgba(215, 219, 222, .28);
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-support {
  padding-block: 52px 64px;
}

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

.page-faq .faq-support__channels {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-channel {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  text-decoration: none;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

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

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

.page-faq .faq-channel__label {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-55);
}

.page-faq .faq-channel__value {
  font-size: clamp(16px, 3vw, 20px);
  font-weight: 700;
  color: var(--blue);
  word-break: break-all;
}

.page-faq .faq-support__note {
  margin: 4px 0 8px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-faq .faq-support__channels .btn {
  justify-self: start;
}

.page-faq .faq-support__prep {
  padding: 22px;
}

.page-faq .faq-support__prep .card-title {
  margin: 0 0 12px;
}

.page-faq .faq-support__prep ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-support__prep li strong {
  font-family: var(--font-ui);
  color: var(--ink);
  font-weight: 600;
}

.page-faq .faq-support__prep-foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--silver);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-55);
}

.page-faq .faq-support__prep-foot a {
  color: var(--blue);
  text-underline-offset: 3px;
}

.page-faq .faq-support__prep-foot a:hover {
  color: var(--cyan);
}

/* ---------- 窄屏表格转卡片 ---------- */
@media (max-width: 640px) {
  .page-faq .faq-table {
    border: none;
    background: transparent;
  }

  .page-faq .faq-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .page-faq .faq-table,
  .page-faq .faq-table tbody,
  .page-faq .faq-table tr,
  .page-faq .faq-table th,
  .page-faq .faq-table td {
    display: block;
    width: 100%;
  }

  .page-faq .faq-table tbody tr {
    background: var(--paper);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-sm);
    padding: 6px 0 10px;
    margin-bottom: 10px;
  }

  .page-faq .faq-table tbody tr:nth-child(even) {
    background: var(--mist);
  }

  .page-faq .faq-table tbody th {
    padding: 10px 14px 6px;
    font-size: 15px;
    border-bottom: 1px dashed var(--silver);
    margin-bottom: 4px;
  }

  .page-faq .faq-table tbody td {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: baseline;
    gap: 12px;
    border-bottom: none;
    padding: 7px 14px;
  }

  .page-faq .faq-table tbody td::before {
    content: attr(data-label);
    font-family: var(--font-ui);
    font-size: 12px;
    color: var(--ink-55);
  }

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

/* ---------- 宽屏栅格 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding-block: 34px 56px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, .85fr);
    align-items: end;
    gap: 40px;
  }

  .page-faq .faq-diag,
  .page-faq .faq-panel,
  .page-faq .faq-support {
    padding-block: 64px;
  }

  .page-faq .faq-plans {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-diag__grid {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-faq .faq-steps {
    position: sticky;
    top: 32px;
  }

  .page-faq .faq-hub {
    padding-block: 60px;
  }

  .page-faq .faq-hub__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, .9fr);
    align-items: start;
    gap: 44px;
  }

  .page-faq .faq-hub__tags {
    justify-content: flex-end;
    padding-top: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-channel,
  .page-faq .faq-item summary,
  .page-faq .faq-item summary::after {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>