.page-faq {
  --faq-sticky: 92px;
  background: var(--paper);
  color: var(--ink);
  padding-bottom: 48px;
}

.page-faq .breadcrumb {
  padding: 14px 0 0;
  font-size: 12.5px;
}

.page-faq a:focus-visible,
.page-faq button:focus-visible,
.page-faq summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 2px;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  margin-top: 14px;
  padding: 30px 0 34px;
  background-color: var(--navy);
  background-image:
    repeating-linear-gradient(0deg, rgba(246, 241, 230, 0.06) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(90deg, rgba(246, 241, 230, 0.06) 0 1px, transparent 1px 9px);
  color: var(--paper);
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  font-size: clamp(30px, 6.2vw, 60px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 15em;
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(246, 241, 230, 0.84);
}

.page-faq .faq-hero__symptoms {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .symptom-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  font-size: 13.5px;
  line-height: 1.3;
  color: var(--paper);
  text-decoration: none;
  background: rgba(246, 241, 230, 0.06);
  border: 2px solid rgba(246, 241, 230, 0.3);
  border-radius: var(--radius);
  transition: border-color 140ms ease, background-color 140ms ease, box-shadow 140ms ease;
}

.page-faq .symptom-chip:hover,
.page-faq .symptom-chip:focus-visible {
  border-color: var(--orange);
  background: rgba(240, 78, 27, 0.18);
  box-shadow: 3px 3px 0 0 rgba(240, 78, 27, 0.55);
}

.page-faq .symptom-chip__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

/* ---------- 三张入口卡 ---------- */
.page-faq .faq-entry {
  padding: 34px 0 8px;
}

.page-faq .faq-entry__head h2 {
  margin: 0 0 10px;
  font-size: clamp(21px, 3.2vw, 30px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-faq .faq-entry__head p {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .entry-cards {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.page-faq .entry-card {
  display: block;
  padding: 18px 18px 20px;
  background: var(--white);
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

.page-faq .entry-card:hover,
.page-faq .entry-card:focus-visible {
  border-color: var(--orange);
  box-shadow: var(--shadow-2);
}

.page-faq .entry-card__num {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.page-faq .entry-card__title {
  margin: 14px 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .entry-card__text {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .entry-card__more {
  display: inline-block;
  padding-bottom: 2px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--orange);
  border-bottom: 2px solid var(--orange);
}

/* ---------- 双栏布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 24px;
  padding: 30px 0 0;
}

.page-faq .side-index {
  padding: 16px;
  background: var(--white);
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-faq .side-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}

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

.page-faq .side-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: 4px;
  transition: border-color 140ms ease, background-color 140ms ease, color 140ms ease;
}

.page-faq .side-index__link:hover,
.page-faq .side-index__link:focus-visible {
  border-color: var(--orange);
}

.page-faq .side-index__link[data-active="true"] {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--paper);
}

.page-faq .side-index__link[data-active="true"] .side-index__num {
  color: var(--orange);
}

.page-faq .side-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-faq .side-index__quick {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 2px solid var(--grey);
}

.page-faq .side-index__quick-title {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.page-faq .side-index__quick p:last-child {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

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

.page-faq .faq-section {
  margin-bottom: 44px;
  scroll-margin-top: var(--faq-sticky);
}

.page-faq .faq-section__index {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-faq .faq-section__title {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.32;
}

.page-faq .faq-section__lede {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-faq .faq-note {
  margin: 14px 0 0;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink);
  background: var(--orange-soft);
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
}

.page-faq .faq-figure .figure__frame {
  overflow: hidden;
  background: var(--white);
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

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

.page-faq .faq-figure .figure__caption {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .faq-figure .figure__index {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

/* ---------- 对照表 ---------- */
.page-faq .faq-table-wrap {
  overflow: hidden;
  background: var(--white);
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-faq .faq-table__caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink);
  background: var(--orange-soft);
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
  background: var(--navy);
}

.page-faq .faq-table td {
  padding: 12px 14px;
  line-height: 1.75;
  vertical-align: top;
  color: var(--ink);
  border-top: 1px solid var(--grey);
}

.page-faq .faq-table tbody tr:nth-child(odd) {
  background: rgba(203, 230, 228, 0.5);
}

.page-faq .faq-table tbody tr:nth-child(even) {
  background: rgba(252, 227, 214, 0.45);
}

.page-faq .faq-table tbody tr:hover {
  background: var(--orange-soft);
}

.page-faq .faq-table td:first-child {
  font-weight: 600;
  color: var(--navy);
}

.page-faq .faq-table td:last-child {
  color: var(--ink-soft);
}

/* ---------- 问答手风琴 ---------- */
.page-faq .qa {
  margin-bottom: 12px;
  background: var(--white);
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

.page-faq .qa[open] {
  border-color: var(--orange);
  box-shadow: var(--shadow-2);
}

.page-faq .qa__summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 44px 14px 14px;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .qa__summary::after {
  content: "+";
  position: absolute;
  top: 11px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--orange);
}

.page-faq .qa[open] .qa__summary::after {
  content: "−";
}

.page-faq .qa__num {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink);
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 999px;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}

.page-faq .qa[open] .qa__num {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

.page-faq .qa__q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: -0.01em;
}

.page-faq .qa__body {
  padding: 14px 16px 18px;
  border-top: 2px solid var(--grey);
}

.page-faq .qa__answer {
  margin: 0 0 12px;
  padding-left: 12px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.75;
  color: var(--ink);
  border-left: 4px solid var(--orange);
}

.page-faq .qa__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: qa-step;
}

.page-faq .qa__steps li {
  position: relative;
  counter-increment: qa-step;
  padding-left: 28px;
  margin-bottom: 7px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .qa__steps li:last-child {
  margin-bottom: 0;
}

.page-faq .qa__steps li::before {
  content: counter(qa-step);
  position: absolute;
  left: 0;
  top: 3px;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--orange);
  border: 1px solid var(--orange);
  border-radius: 999px;
}

.page-faq .qa__steps a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--grey);
}

.page-faq .qa__steps a:hover,
.page-faq .qa__steps a:focus-visible {
  border-bottom: 2px solid var(--orange);
}

/* ---------- 联系面板 ---------- */
.page-faq .help-panel {
  padding: 22px 18px 24px;
  color: var(--paper);
  background: var(--navy);
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
}

.page-faq .help-panel__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-faq .help-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-faq .help-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-top: 2px solid rgba(246, 241, 230, 0.18);
}

.page-faq .help-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .help-list__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

.page-faq .help-list__body {
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(246, 241, 230, 0.86);
}

.page-faq .help-list__body strong {
  color: var(--paper);
}

.page-faq .help-contact {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.page-faq .help-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 10px 12px;
  background: rgba(246, 241, 230, 0.08);
  border: 2px solid rgba(246, 241, 230, 0.24);
  border-radius: var(--radius);
}

.page-faq .help-contact__label {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: rgba(246, 241, 230, 0.7);
}

.page-faq .help-contact__value {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .copy-btn {
  flex: 0 0 auto;
  padding: 6px 12px;
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--white);
  background: var(--orange);
  border: 2px solid rgba(246, 241, 230, 0.35);
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease;
}

.page-faq .copy-btn:hover,
.page-faq .copy-btn:focus-visible {
  border-color: var(--paper);
}

.page-faq .help-contact__hint {
  margin: 0;
  min-height: 0;
  font-size: 12px;
  color: var(--mint);
}

.page-faq .help-panel__note {
  margin: 0 0 16px;
  font-size: 12.5px;
  line-height: 1.85;
  color: rgba(246, 241, 230, 0.75);
}

.page-faq .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .help-link {
  display: inline-block;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  background: var(--orange);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: 3px 3px 0 0 rgba(246, 241, 230, 0.6);
  transition: box-shadow 140ms ease, transform 140ms ease;
}

.page-faq .help-link:hover,
.page-faq .help-link:focus-visible {
  box-shadow: 5px 5px 0 0 rgba(246, 241, 230, 0.75);
}

.page-faq .help-link--ghost {
  color: var(--paper);
  background: transparent;
  border-color: rgba(246, 241, 230, 0.4);
  box-shadow: none;
}

.page-faq .help-link--ghost:hover,
.page-faq .help-link--ghost:focus-visible {
  border-color: var(--orange);
  box-shadow: none;
}

/* ---------- 表格窄屏堆叠 ---------- */
@media (max-width: 719px) {
  .page-faq .faq-table,
  .page-faq .faq-table tbody,
  .page-faq .faq-table tr,
  .page-faq .faq-table td {
    display: block;
    width: 100%;
  }

  .page-faq .faq-table thead {
    display: none;
  }

  .page-faq .faq-table tr {
    border-bottom: 2px solid var(--ink);
  }

  .page-faq .faq-table tr:last-child {
    border-bottom: 0;
  }

  .page-faq .faq-table td {
    border-top: 0;
    padding: 8px 14px;
  }

  .page-faq .faq-table tr td:first-of-type {
    padding-top: 14px;
  }

  .page-faq .faq-table tr td:last-of-type {
    padding-bottom: 14px;
  }

  .page-faq .faq-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 3px;
    font-family: var(--font-mono);
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--ink-soft);
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: 42px 0 46px;
  }

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

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

  .page-faq .entry-card {
    padding: 20px 20px 22px;
  }

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

  .page-faq .help-contact__hint {
    grid-column: 1 / -1;
  }

  .page-faq .qa__summary {
    padding: 16px 48px 16px 16px;
  }

  .page-faq .qa__q {
    font-size: 15.5px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
    padding-top: 36px;
  }

  .page-faq .side-index {
    position: sticky;
    top: var(--faq-sticky);
  }

  .page-faq .faq-hero__title {
    max-width: 13em;
  }

  .page-faq .help-panel {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    column-gap: 26px;
    align-items: start;
    padding: 26px 24px 28px;
  }

  .page-faq .help-panel__title {
    grid-column: 1 / -1;
  }

  .page-faq .help-list {
    margin-bottom: 0;
  }

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

  .page-faq .help-panel__note,
  .page-faq .help-actions {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition-duration: 0.01ms !important;
  }
}
<<<END>>>