.page-faq {
  --faq-num-col: 42px;
}

.page-faq * {
  min-width: 0;
}

.page-faq .split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-lede-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-faq .faq-lede-side {
  border-left: 3px solid var(--grape);
  padding-left: 16px;
  display: grid;
  gap: 4px;
  align-content: start;
}

.page-faq .faq-lede-figure {
  font-family: var(--font-mono);
  font-size: 52px;
  font-weight: 700;
  line-height: 1;
  color: var(--grape);
  margin: 0;
  letter-spacing: -0.03em;
}

.page-faq .faq-lede-figure span {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 600;
  margin-left: 6px;
  color: var(--grape-grey);
  vertical-align: 8px;
}

.page-faq .faq-lede-side-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 28px;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--grape-deep);
  margin: 0 0 16px;
}

.page-faq .faq-lede-text {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .faq-lede-text strong {
  color: var(--grape);
}

/* ---------- 五步走查 ---------- */

.page-faq .faq-steps-aside {
  padding-top: 4px;
}

.page-faq .section-title {
  font-family: var(--font-head);
  font-size: 23px;
  line-height: 1.35;
  color: var(--grape-deep);
  margin: 0 0 12px;
}

.page-faq .faq-step-index {
  list-style: none;
  margin: 0 0 24px;
  padding: 0 0 0 4px;
  display: grid;
  gap: 2px;
  border-left: 1px dashed var(--line-vine);
}

.page-faq .faq-step-index-link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 8px 10px;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  border-radius: 0 6px 6px 0;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-step-index-link .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--grape-grey);
}

.page-faq .faq-step-index-link:hover,
.page-faq .faq-step-index-link:focus-visible {
  background: var(--paper);
  color: var(--grape-deep);
  outline: none;
}

.page-faq .faq-step-index-link:focus-visible {
  box-shadow: inset 0 0 0 2px var(--cinnabar);
}

.page-faq .faq-steps-figure {
  margin: 0;
}

.page-faq .faq-steps-figure .figure-media {
  border: 1px solid var(--line-vine);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper);
}

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

.page-faq .faq-step-list {
  display: grid;
  gap: 14px;
}

.page-faq .faq-step {
  background: var(--paper);
  border: 1px solid var(--line-vine);
  border-left: 3px solid var(--vine);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-step[open] {
  border-left-color: var(--cinnabar);
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-step-summary {
  display: grid;
  grid-template-columns: var(--faq-num-col) minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-step-summary:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: -3px;
}

.page-faq .faq-step-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--vine);
}

.page-faq .faq-step[open] .faq-step-num {
  color: var(--cinnabar);
}

.page-faq .faq-step-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--grape-deep);
}

.page-faq .faq-step-summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--grape-grey);
}

.page-faq .faq-step[open] .faq-step-summary::after {
  content: "–";
  color: var(--cinnabar);
}

.page-faq .faq-step-body {
  padding: 0 18px 18px;
}

.page-faq .faq-step-actions {
  list-style: none;
  counter-reset: act;
  margin: 0 0 4px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-step-actions li {
  position: relative;
  padding-left: 24px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-step-actions li::before {
  counter-increment: act;
  content: counter(act);
  position: absolute;
  left: 0;
  top: 4px;
  width: 17px;
  height: 17px;
  line-height: 17px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--grape);
  background: var(--mist);
  border-radius: 4px;
}

.page-faq .faq-branch {
  margin: 12px 0 0;
  padding: 10px 13px;
  font-size: 15px;
  line-height: 1.75;
  border-left: 3px solid transparent;
  border-radius: 0 8px 8px 0;
  color: var(--ink);
}

.page-faq .faq-branch--ok {
  background: rgba(95, 122, 99, 0.1);
  border-left-color: var(--moss);
}

.page-faq .faq-branch--next {
  background: rgba(192, 57, 43, 0.07);
  border-left-color: var(--cinnabar);
}

.page-faq .faq-branch .mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-right: 6px;
}

.page-faq .faq-branch--ok .mono {
  color: var(--moss);
}

.page-faq .faq-branch--next .mono {
  color: var(--cinnabar);
}

/* ---------- 现象对照 ---------- */

.page-faq .faq-symptoms-text,
.page-faq .faq-entries-text {
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink);
  margin: 0 0 24px;
}

.page-faq .faq-symptoms-figure {
  margin: 0 0 26px;
}

.page-faq .faq-symptoms-figure .figure-media {
  border: 1px solid var(--line-vine);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper);
}

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

.page-faq .faq-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-vine);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-card);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .faq-table thead th {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  color: var(--rice);
  background: var(--grape);
  white-space: nowrap;
}

.page-faq .faq-table tbody td {
  color: var(--ink);
  border-bottom: 1px solid var(--mist);
}

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

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

.page-faq .faq-table td a {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--grape);
  text-decoration: underline;
  text-underline-offset: 3px;
  white-space: nowrap;
}

.page-faq .faq-table td a:hover,
.page-faq .faq-table td a:focus-visible {
  color: var(--cinnabar);
}

/* ---------- 入口清单 ---------- */

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

.page-faq .entry-group {
  background: var(--paper);
  border: 1px solid var(--line-vine);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow-card);
}

.page-faq .entry-group-title {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 600;
  color: var(--grape-deep);
}

.page-faq .entry-group-title .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cinnabar);
}

.page-faq .entry-group-note {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--graphite);
}

.page-faq .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .entry-item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border: 1px dashed transparent;
  border-radius: 6px;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .entry-item .mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--grape-grey);
}

.page-faq .entry-item:hover,
.page-faq .entry-item:focus-visible {
  background: var(--mist);
  border-color: var(--line-vine);
  color: var(--grape-deep);
  outline: none;
}

.page-faq .entry-item:focus-visible {
  box-shadow: inset 0 0 0 2px var(--cinnabar);
}

/* ---------- 浏览器与设备 ---------- */

.page-faq .faq-device-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .faq-device-card {
  background: var(--paper);
  border: 1px solid var(--line-vine);
  border-top: 3px solid var(--grape);
  border-radius: var(--radius);
  padding: 20px 20px 22px;
  box-shadow: var(--shadow-card);
}

.page-faq .faq-device-card h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 600;
  color: var(--grape-deep);
}

.page-faq .faq-device-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-device-card li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--ink);
}

.page-faq .faq-device-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--vine);
}

/* ---------- 回复说明 ---------- */

.page-faq .faq-response {
  color: var(--rice);
}

.page-faq .faq-response .eyebrow {
  color: var(--vine);
}

.page-faq .faq-response .section-title {
  color: var(--rice);
  font-size: 24px;
}

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

.page-faq .faq-response-text {
  max-width: 60ch;
  margin: 14px 0 20px;
  font-size: 16.5px;
  line-height: 1.82;
  color: rgba(245, 240, 232, 0.88);
}

.page-faq .faq-need-list {
  list-style: none;
  counter-reset: need;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-need-list li {
  position: relative;
  padding-left: 34px;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--rice);
}

.page-faq .faq-need-list li::before {
  counter-increment: need;
  content: counter(need, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--vine);
}

.page-faq .faq-response-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-response .btn--primary {
  background: var(--rice);
  color: var(--grape-deep);
  border-color: var(--rice);
}

.page-faq .faq-response .btn--ghost {
  background: transparent;
  color: var(--rice);
  border-color: rgba(185, 174, 196, 0.55);
}

.page-faq .faq-response-side {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: 22px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(185, 174, 196, 0.4);
  border-radius: var(--radius);
}

.page-faq .faq-response .stat-num {
  font-family: var(--font-mono);
  color: var(--rice);
}

.page-faq .faq-response .stat-label {
  color: var(--vine);
}

.page-faq .faq-copy-line {
  margin: 0;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--rice);
  background: rgba(0, 0, 0, 0.24);
  border: 1px solid rgba(185, 174, 196, 0.35);
  border-radius: 8px;
  word-break: break-all;
}

.page-faq .faq-response-side .copy-btn {
  justify-self: start;
}

.page-faq .faq-response-side-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(245, 240, 232, 0.72);
}

/* ---------- 锚点定位 ---------- */

.page-faq #step-network,
.page-faq #step-cache,
.page-faq #step-browser,
.page-faq #step-version,
.page-faq #step-entry,
.page-faq #symptoms,
.page-faq #device,
.page-faq #entries {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-h1 {
    font-size: 34px;
  }

  .page-faq .faq-step-body {
    padding-left: 74px;
  }

  .page-faq .faq-step-summary {
    padding: 18px 22px;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-lede-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-h1 {
    font-size: 40px;
  }

  .page-faq .section-title {
    font-size: 27px;
  }

  .page-faq .faq-response .section-title {
    font-size: 30px;
  }

  .page-faq .faq-device-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

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

@media (min-width: 860px) {
  .page-faq .entry-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 20px 28px;
  }
}

@media (min-width: 1024px) {
  .page-faq .split-layout--3-9 {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: 46px;
  }

  .page-faq .split-aside {
    position: static;
  }

  .page-faq .faq-response-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 48px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .entry-item,
  .page-faq .faq-step-index-link {
    transition: none;
  }
}
<<<END>>>