.page-faq {
  --faq-radius: 3px;
  --faq-hair: 1px solid var(--mist);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.page-faq .display-title {
  margin: 0 0 18px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 28px) 0 52px;
  background: linear-gradient(168deg, #FBF7F0 0%, var(--paper) 54%, #EFE7D8 100%);
  border-bottom: 1px solid var(--mist);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(118deg, transparent 0 46px, rgba(124, 81, 56, 0.07) 46px 47px);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 250px;
  height: 250px;
  border: 4px solid rgba(178, 31, 43, 0.16);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 34px;
  min-width: 0;
}

.page-faq .faq-hero-main {
  min-width: 0;
}

.page-faq .faq-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--mist-deep);
}

.page-faq .faq-crumbs li + li::before {
  content: "/";
  margin: 0 8px;
  color: var(--mist);
}

.page-faq .faq-crumbs a {
  color: var(--brown);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-crumbs a:hover {
  color: var(--red-bright);
  border-bottom-color: var(--red-bright);
}

.page-faq .faq-crumbs a:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

.page-faq .faq-kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--red);
}

.page-faq .faq-lead {
  max-width: 34em;
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* 问题目录 */
.page-faq .faq-index {
  margin-top: 32px;
}

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

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

.page-faq .index-link {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 13px 10px 13px 0;
  border-top: 1px solid var(--mist);
  color: var(--ink);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

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

.page-faq .index-link:hover {
  color: var(--red);
  background-color: rgba(178, 31, 43, 0.05);
}

.page-faq .index-link:hover .index-num {
  color: var(--red-bright);
  border-bottom-color: var(--red-bright);
}

.page-faq .index-link:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

.page-faq .index-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--gold);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
  justify-self: start;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .index-text {
  font-size: 15px;
  line-height: 1.6;
}

/* 首屏右侧路径卡 */
.page-faq .faq-path-card {
  min-width: 0;
  padding: 20px;
  background: rgba(255, 255, 255, 0.74);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(124, 81, 56, 0.35);
  border-top: 4px solid var(--ink);
  border-radius: var(--faq-radius);
}

.page-faq .path-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--brown);
}

.page-faq .path-figure {
  margin: 0;
  border: 1px solid var(--mist);
  background: var(--gold-soft);
  overflow: hidden;
}

.page-faq .path-figure img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

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

.page-faq .path-step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(124, 81, 56, 0.22);
}

.page-faq .path-num {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.2;
  color: var(--red);
}

.page-faq .path-step strong {
  display: block;
  font-size: 15px;
  color: var(--ink);
}

.page-faq .path-step p {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-deep);
}

.page-faq .path-note {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--brown);
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-section {
  padding: 52px 0;
  border-bottom: 1px solid var(--mist);
}

.page-faq .faq-section--tint {
  background: rgba(234, 220, 192, 0.42);
}

.page-faq .faq-section--dark {
  background: var(--ink);
  color: var(--paper);
  border-bottom: none;
}

.page-faq .sec-head {
  display: grid;
  gap: 10px;
  max-width: 46em;
  margin-bottom: 30px;
}

.page-faq .sec-head h2 {
  margin: 0;
  font-size: clamp(26px, 4vw, 38px);
  color: var(--ink);
}

.page-faq .sec-head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-deep);
}

.page-faq .sec-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--red);
}

.page-faq .sec-kicker--gold {
  color: var(--gold);
}

/* ---------- 步骤流 ---------- */
.page-faq .step-flow {
  border-top: 4px solid var(--ink);
}

.page-faq .step-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 6px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--mist);
}

.page-faq .step-num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--gold);
}

.page-faq .step-title {
  margin: 0;
  font-size: 19px;
  color: var(--ink);
}

.page-faq .step-body {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-faq .step-hint {
  margin: 24px 0 0;
  padding: 14px 18px;
  border-left: 4px solid var(--red);
  background: var(--gold-soft);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 四组入口 ---------- */
.page-faq .group-grid {
  display: grid;
  gap: 16px;
}

.page-faq .group-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 22px;
  background: #FFFFFF;
  border: 1px solid var(--mist);
  border-left: 4px solid var(--brown);
  border-radius: var(--faq-radius);
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}

.page-faq .group-card:hover {
  transform: translateY(-2px);
  border-color: var(--red-bright);
  border-left-color: var(--red);
}

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

.page-faq .group-card h3 {
  margin: 0;
  font-size: 21px;
  color: var(--ink);
}

.page-faq .group-when {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--red);
}

.page-faq .group-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-deep);
}

.page-faq .text-link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--brown);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .text-link:hover {
  color: var(--red-bright);
  border-bottom-color: var(--red-bright);
}

.page-faq .text-link:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

/* ---------- 升级版专栏 ---------- */
.page-faq .column-layout {
  display: grid;
  gap: 32px;
}

.page-faq .column-main {
  min-width: 0;
}

.page-faq .dark-title {
  margin: 8px 0 16px;
  font-size: clamp(26px, 4vw, 36px);
  color: var(--paper);
}

.page-faq .dark-lead {
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(245, 241, 233, 0.78);
}

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

.page-faq .column-points li {
  padding: 16px 0;
  border-top: 1px solid rgba(234, 220, 192, 0.24);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 241, 233, 0.82);
}

.page-faq .column-points li:last-child {
  border-bottom: 1px solid rgba(234, 220, 192, 0.24);
}

.page-faq .column-points strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  color: var(--gold);
}

.page-faq .column-cta {
  margin: 24px 0 0;
}

.page-faq .guide-panel {
  min-width: 0;
  padding: 20px;
  border: 1px solid rgba(234, 220, 192, 0.26);
  background: rgba(234, 220, 192, 0.06);
  border-radius: var(--faq-radius);
}

.page-faq .guide-panel-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-faq .guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-faq .guide-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  border: 1px solid rgba(234, 220, 192, 0.22);
  background: rgba(42, 26, 18, 0.5);
  transition: border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-faq .guide-cell:hover {
  border-color: var(--gold);
  background: rgba(42, 26, 18, 0.8);
}

.page-faq .guide-code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .guide-cell span:last-child {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--paper);
}

/* ---------- 两端差异 ---------- */
.page-faq .diff-figure {
  margin: 0 0 26px;
  border: 1px solid var(--mist);
  border-left: 4px solid var(--ink);
  background: var(--gold-soft);
  overflow: hidden;
}

.page-faq .diff-figure img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-faq .diff-pair {
  display: grid;
  gap: 16px;
  margin-bottom: 32px;
}

.page-faq .diff-card {
  min-width: 0;
  padding: 20px;
  background: #FFFFFF;
  border: 1px solid var(--mist);
  border-radius: var(--faq-radius);
}

.page-faq .diff-card--web {
  border-top: 4px solid var(--ink-2);
}

.page-faq .diff-card--mac {
  border-top: 4px solid var(--red);
}

.page-faq .diff-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  color: var(--ink);
}

.page-faq .diff-row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--mist);
}

.page-faq .diff-card .diff-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .diff-key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--mist-deep);
}

.page-faq .diff-val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-2);
}

/* 问答手风琴 */
.page-faq .faq-q-list {
  border-top: 1px solid var(--mist);
}

.page-faq .faq-q {
  border-bottom: 1px solid var(--mist);
}

.page-faq .faq-q summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 2px;
  cursor: pointer;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--ink);
  list-style: none;
  transition: color var(--t-fast) var(--ease);
}

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

.page-faq .faq-q summary::before {
  content: "+";
  flex: none;
  width: 18px;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1.4;
  color: var(--red);
}

.page-faq .faq-q[open] summary::before {
  content: "−";
}

.page-faq .faq-q summary:hover {
  color: var(--red);
}

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

.page-faq .faq-a {
  padding: 0 0 18px 30px;
}

.page-faq .faq-a p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* ---------- 联系前自查 ---------- */
.page-faq .check-layout {
  display: grid;
  gap: 28px;
}

.page-faq .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 4px solid var(--ink);
}

.page-faq .check-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(124, 81, 56, 0.24);
}

.page-faq .check-num {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--gold);
}

.page-faq .check-item h3 {
  margin: 0 0 5px;
  font-size: 16.5px;
  color: var(--ink);
}

.page-faq .check-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist-deep);
}

.page-faq .channel-card {
  min-width: 0;
  padding: 22px;
  background: var(--gold-soft);
  border-left: 4px solid var(--red);
  border-radius: var(--faq-radius);
}

.page-faq .channel-card h3 {
  margin: 0 0 6px;
  font-size: 20px;
  color: var(--ink);
}

.page-faq .channel-row {
  display: grid;
  gap: 6px;
  justify-items: start;
  padding: 16px 0;
  border-bottom: 1px solid rgba(124, 81, 56, 0.26);
}

.page-faq .channel-card .channel-row:last-of-type {
  border-bottom: 0;
}

.page-faq .channel-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--brown);
}

.page-faq .channel-value {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  word-break: break-all;
}

.page-faq .channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-faq .faq-copy {
  justify-self: start;
  margin-top: 2px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--brown);
  border-radius: 2px;
  cursor: pointer;
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-copy:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.page-faq .faq-copy:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

.page-faq .text-link--solid {
  margin-top: 4px;
  align-self: start;
}

/* ---------- 后续入口 ---------- */
.page-faq .faq-next {
  padding: 48px 0 60px;
}

.page-faq .next-title {
  margin: 0 0 20px;
  font-size: clamp(22px, 3.2vw, 28px);
  color: var(--ink);
}

.page-faq .next-links {
  display: grid;
  gap: 14px;
}

.page-faq .next-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 20px;
  background: #FFFFFF;
  border: 1px solid var(--mist);
  border-bottom: 4px solid var(--brown);
  border-radius: var(--faq-radius);
  text-decoration: none;
  color: var(--ink);
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}

.page-faq .next-card:hover {
  transform: translateY(-2px);
  border-color: var(--red-bright);
  border-bottom-color: var(--red);
}

.page-faq .next-card:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

.page-faq .next-card h3 {
  margin: 0;
  font-size: 18px;
  color: var(--ink);
}

.page-faq .next-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist-deep);
}

.page-faq .next-arrow {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--red);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .guide-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 40px) 0 64px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-section {
    padding: 68px 0;
  }

  .page-faq .step-item {
    grid-template-columns: 92px minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: baseline;
    gap: 28px;
    padding: 26px 0;
  }

  .page-faq .step-num {
    grid-row: auto;
    font-size: 30px;
  }

  .page-faq .step-body {
    font-size: 16px;
  }

  .page-faq .group-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .group-card--w7 {
    grid-column: span 7;
  }

  .page-faq .group-card--w5 {
    grid-column: span 5;
  }

  .page-faq .diff-pair {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
    border: 1px solid var(--mist);
    border-radius: var(--faq-radius);
    overflow: hidden;
  }

  .page-faq .diff-pair .diff-card {
    border: 0;
    border-radius: 0;
    padding: 24px;
  }

  .page-faq .diff-card--mac {
    border-left: 4px solid var(--ink);
  }

  .page-faq .check-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-faq .column-layout {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 48px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .group-card,
  .page-faq .next-card {
    transition: border-color var(--t-fast) var(--ease);
  }

  .page-faq .group-card:hover,
  .page-faq .next-card:hover {
    transform: none;
  }
}
<<<END>>>