.page-faq {
  --faq-line: 2px;
}

.page-faq .guide-hero {
  background: var(--sand);
  border-bottom: var(--faq-line) solid var(--line);
  padding: clamp(22px, 5vw, 56px) 0 clamp(30px, 6vw, 76px);
}

.page-faq .hero-grid {
  display: grid;
  gap: clamp(24px, 5vw, 52px);
}

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

.page-faq .hero-copy .crumbs {
  margin-bottom: clamp(14px, 3vw, 24px);
}

.page-faq .eyebrow {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-faq h1 {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: clamp(34px, 7.4vw, 68px);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--ink-blue);
  margin: 0 0 18px;
  max-width: 20ch;
}

.page-faq .hero-lede {
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.8;
  color: var(--ink);
  margin: 0 0 24px;
  max-width: 46ch;
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

.page-faq .hero-facts {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid rgba(43, 43, 43, .28);
}

.page-faq .hero-fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--signal-dark);
  margin-bottom: 4px;
}

.page-faq .hero-fact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .hero-figure {
  margin: 0;
  border: var(--faq-line) solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-hard-lg);
}

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

.page-faq .figure-cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  padding: 10px 14px;
  border-top: 1px solid rgba(43, 43, 43, .2);
}

.page-faq .section-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .section-title {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: clamp(26px, 4.4vw, 40px);
  line-height: 1.15;
  color: var(--ink-blue);
  margin: 0 0 12px;
}

.page-faq .section-note {
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

/* 快速开始 */
.page-faq .start-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .step-card {
  border: var(--faq-line) solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  transition: box-shadow 220ms var(--ease), transform 220ms var(--ease);
}

.page-faq .step-card[open] {
  border-left: 6px solid var(--signal);
}

.page-faq .step-card > summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 10px 14px;
  padding: 18px 18px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: .02em;
}

.page-faq .step-title {
  font-family: var(--font-title);
  font-size: clamp(19px, 2.8vw, 24px);
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink-blue);
}

.page-faq .step-state {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--signal-dark);
  border: 1px solid var(--signal);
  padding: 3px 8px;
  white-space: nowrap;
}

.page-faq .step-body {
  padding: 0 18px 20px 18px;
  border-top: 1px solid rgba(43, 43, 43, .18);
}

.page-faq .step-body p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
  margin: 16px 0 0;
  max-width: 68ch;
}

.page-faq .step-tip {
  font-size: 14px;
  color: var(--muted);
  border-left: 3px solid var(--amber);
  padding-left: 12px;
}

/* 路径卡片 */
.page-faq .path-layout {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
}

.page-faq .path-aside {
  min-width: 0;
}

.page-faq .path-aside .section-note {
  margin-bottom: 22px;
}

.page-faq .path-figure {
  margin: 0;
  border: var(--faq-line) solid var(--line);
  background: var(--sand-deep);
  box-shadow: var(--shadow-hard);
}

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

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

.page-faq .path-card {
  border: var(--faq-line) solid var(--line);
  background: var(--paper);
  padding: 18px;
  box-shadow: var(--shadow-hard);
  transition: transform 200ms var(--ease), box-shadow 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .path-card:hover,
.page-faq .path-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--signal-dark);
  box-shadow: var(--shadow-hard-lg);
}

.page-faq .path-code {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--ink-blue);
  background: var(--sand-deep);
  display: inline-block;
  padding: 4px 9px;
  margin: 0 0 12px;
  border: 1px solid rgba(43, 43, 43, .35);
}

.page-faq .path-name {
  font-family: var(--font-title);
  font-size: 21px;
  font-weight: 500;
  color: var(--ink-blue);
  margin: 0 0 8px;
}

.page-faq .path-desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  margin: 0 0 14px;
}

.page-faq .path-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

/* 批次查询 */
.page-faq .batch-flow {
  list-style: none;
  margin: 0 0 clamp(26px, 4vw, 44px);
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-faq .batch-step {
  background: var(--paper);
  border: var(--faq-line) solid var(--line);
  border-top: 5px solid var(--ink-blue);
  padding: 18px;
  box-shadow: var(--shadow-hard);
}

.page-faq .batch-step-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--signal-dark);
  margin-bottom: 10px;
}

.page-faq .batch-step h3 {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 500;
  color: var(--ink-blue);
  margin: 0 0 8px;
}

.page-faq .batch-step p {
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
  margin: 0;
}

.page-faq .mono {
  font-family: var(--font-mono);
  background: var(--sand-deep);
  padding: 1px 6px;
  border: 1px solid rgba(43, 43, 43, .3);
  font-size: 14px;
}

.page-faq .batch-note {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  border: var(--faq-line) solid var(--line);
  background: var(--sand);
  padding: 20px;
  box-shadow: var(--shadow-hard);
}

.page-faq .batch-note p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  max-width: 60ch;
}

/* 旧版入口 */
.page-faq .legacy-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .legacy-folds {
  display: grid;
  gap: 12px;
}

.page-faq .legacy-fold {
  border: var(--faq-line) solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-faq .legacy-fold[open] {
  border-left: 6px solid var(--amber);
}

.page-faq .legacy-fold > summary {
  font-family: var(--font-title);
  font-size: clamp(17px, 2.4vw, 21px);
  font-weight: 500;
  color: var(--ink-blue);
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-faq .legacy-fold > summary::-webkit-details-marker {
  display: none;
}

.page-faq .legacy-fold > summary::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  color: var(--signal-dark);
  margin-left: 12px;
}

.page-faq .legacy-fold[open] > summary::after {
  content: "–";
}

.page-faq .legacy-body {
  padding: 0 18px 18px;
  border-top: 1px solid rgba(43, 43, 43, .18);
}

.page-faq .legacy-body p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
  margin: 14px 0 0;
  max-width: 68ch;
}

/* 反馈与联系 */
.page-faq .help-layout {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-faq .help-copy .eyebrow {
  color: var(--signal);
}

.page-faq .help-copy .section-title {
  color: var(--paper);
}

.page-faq .help-copy p {
  font-size: 16px;
  line-height: 1.85;
  color: rgba(247, 243, 234, .82);
  margin: 0 0 14px;
  max-width: 56ch;
}

.page-faq .help-caveat {
  font-size: 14px;
  color: rgba(247, 243, 234, .6);
  border-left: 3px solid var(--amber);
  padding-left: 12px;
}

.page-faq .help-cards {
  display: grid;
  gap: 12px;
}

.page-faq .help-card {
  border: 1px solid rgba(247, 243, 234, .3);
  background: rgba(247, 243, 234, .06);
  padding: 16px 18px;
}

.page-faq .help-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--signal);
  margin: 0 0 6px;
}

.page-faq .help-value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  margin: 0 0 6px;
  word-break: break-word;
}

.page-faq .help-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(247, 243, 234, .66);
  margin: 0;
}

.page-faq .help-cta {
  justify-self: start;
}

@media (min-width: 720px) {
  .page-faq .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

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

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

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

  .page-faq .batch-note {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 980px) {
  .page-faq .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
  }

  .page-faq .path-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-faq .path-aside {
    position: sticky;
    top: 24px;
  }

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

  .page-faq .legacy-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-faq .help-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}
<<<END>>>