.page-faq {
  --faq-num-w: 34px;
  padding-bottom: 80px;
}

.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

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

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--steel);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 20px 0 40px;
  border-bottom: 2px solid var(--steel);
  background:
    radial-gradient(circle at 88% 0%, rgba(56, 232, 224, 0.12), transparent 55%),
    radial-gradient(circle at 0% 100%, rgba(255, 106, 42, 0.1), transparent 48%);
}

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

.page-faq .faq-hero__intro h1 {
  margin: 10px 0 16px;
  font-size: clamp(29px, 6vw, 46px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 热门速查 ---------- */
.page-faq .faq-hot {
  padding: 20px 18px 6px;
  background: var(--panel);
  border: var(--edge);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-hot .panel__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--steel);
}

.page-faq .faq-hot .panel__head h2 {
  margin: 0;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-hot .panel__index {
  display: inline-block;
  padding: 2px 6px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}

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

.page-faq .faq-hot__list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(45, 74, 102, 0.72);
}

.page-faq .faq-hot__list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-hot__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--orange);
  padding-top: 3px;
}

.page-faq .faq-hot__q {
  display: block;
  font-size: 15px;
  line-height: 1.5;
  color: var(--white);
}

.page-faq .faq-hot__a {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--grey);
}

/* ---------- 目录 + 问答主区 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 28px;
  margin-top: 36px;
}

.page-faq .faq-index {
  border: var(--edge);
  background: var(--panel-2);
  padding: 16px 14px;
}

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

.page-faq .faq-index ul {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  font-size: 15px;
  color: var(--grey);
  text-decoration: none;
}

.page-faq .faq-index a .mono {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  color: var(--white);
  background: rgba(56, 232, 224, 0.1);
  border-left-color: var(--cyan);
}

.page-faq .faq-index__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--steel);
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

.page-faq .faq-index__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-faq .faq-sections {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.page-faq .faq-section {
  padding: 20px 16px 18px;
  background: var(--panel);
  border: var(--edge);
  box-shadow: var(--shadow-soft);
  scroll-margin-top: 96px;
}

.page-faq .faq-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  margin-bottom: 18px;
}

.page-faq .faq-section__num {
  display: inline-block;
  padding: 3px 7px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-section h2 {
  margin: 0 0 6px;
  font-size: clamp(20px, 3.2vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-section__head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--grey);
}

/* ---------- 插图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 18px;
  border: var(--edge);
  background: var(--panel-2);
}

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

.page-faq .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--steel);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--grey);
}

/* ---------- 手风琴 ---------- */
.page-faq .qa {
  border-top: 1px solid var(--steel);
}

.page-faq .qa:last-of-type {
  border-bottom: 1px solid var(--steel);
}

.page-faq .qa > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
}

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

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

.page-faq .qa[open] > summary::after {
  content: "\2212";
}

.page-faq .qa > summary:hover {
  color: var(--cyan);
}

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

.page-faq .qa__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--orange);
}

.page-faq .qa__body {
  padding: 0 2px 20px;
}

.page-faq .qa__lead {
  margin: 0 0 12px;
  padding: 10px 14px;
  border-left: 3px solid var(--cyan);
  background: rgba(56, 232, 224, 0.09);
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
}

.page-faq .qa__body > p:not(.qa__lead) {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--grey);
}

.page-faq .qa__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

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

.page-faq .steps > li {
  position: relative;
  counter-increment: faq-step;
  padding-left: 40px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--grey);
}

.page-faq .steps > li::before {
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 1px 5px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
}

.page-faq .faq-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-faq .faq-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--grey);
}

.page-faq .faq-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 7px;
  height: 7px;
  background: var(--orange);
}

.page-faq .faq-list strong {
  color: var(--white);
}

/* ---------- 联系块 ---------- */
.page-faq .faq-contact {
  margin-top: 20px;
  padding: 16px;
  border: 1px dashed var(--steel);
  background: var(--panel-2);
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 2px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-faq .faq-icon {
  flex: none;
  color: var(--cyan);
}

.page-faq .contact-row {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 10px;
  font-size: 15px;
  line-height: 1.6;
}

.page-faq .contact-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--grey);
  padding-top: 3px;
}

.page-faq .contact-value {
  color: var(--white);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 4px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--steel);
  font-size: 13px;
  line-height: 1.72;
  color: var(--grey);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 24px 0 52px;
  }

  .page-faq .faq-hero__lead {
    font-size: 17px;
  }

  .page-faq .faq-hot {
    padding: 22px 22px 8px;
  }

  .page-faq .faq-section {
    padding: 26px 24px 22px;
  }

  .page-faq .faq-contact {
    padding: 20px;
  }

  .page-faq .contact-row {
    grid-template-columns: 72px minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 252px minmax(0, 1fr);
    gap: 40px;
    margin-top: 48px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 88px;
  }

  .page-faq .faq-sections {
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index a,
  .page-faq .qa > summary {
    transition: none;
  }
}
<<<END>>>