.page-faq {
  --faq-aside: 244px;
  --faq-gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(64px, 8vw, 120px);
  color: var(--cloud);
}

.page-faq .breadcrumbs {
  margin-top: clamp(16px, 2.4vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(26px, 4vw, 54px) 0 clamp(30px, 4vw, 52px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5.6fr);
  }
}

.page-faq .faq-hero h1 {
  margin: 18px 0 0;
  max-width: 24ch;
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 5.2vw, 3.45rem);
  font-weight: 200;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--cloud);
}

.page-faq .faq-hero h1 strong {
  font-weight: 800;
  color: var(--gold);
}

.page-faq .faq-hero__intro {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(0.98rem, 1.5vw, 1.1rem);
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  box-shadow: 8px 8px 0 rgba(140, 100, 32, 0.18);
}

.page-faq .faq-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(14px, 2.2vw, 22px);
  background: var(--panel);
}

.page-faq .faq-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.2vw, 1.45rem);
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-faq .faq-hero__cap {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--grey);
}

/* ---------- 主布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  padding-top: clamp(30px, 4vw, 56px);
  border-top: 1px solid var(--line);
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-aside) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-index__link {
  display: flex;
  gap: 12px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.5;
  color: var(--grey);
  text-decoration: none;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--gold-bright);
  padding-left: 8px;
}

.page-faq .faq-index__no {
  flex: 0 0 auto;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-faq .faq-index__foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

.page-faq .faq-index__foot a {
  color: var(--sky);
}

/* ---------- 问答区块 ---------- */
.page-faq .faq-block + .faq-block {
  margin-top: clamp(44px, 6vw, 80px);
}

.page-faq .faq-block__head h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 2.1rem);
  font-weight: 300;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-faq .faq-block__head h2::before {
  content: "";
  display: block;
  width: 38px;
  height: 3px;
  margin-bottom: 16px;
  background: var(--gold);
}

.page-faq .faq-block__lead {
  margin: 16px 0 0;
  max-width: 72ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .faq-block__lead a {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-block__body {
  margin-top: clamp(20px, 2.6vw, 30px);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  background: var(--panel);
  transition: border-color 0.25s var(--ease);
}

.page-faq .qa + .qa {
  margin-top: 10px;
}

.page-faq .qa[open] {
  border-left-color: var(--gold);
}

.page-faq .qa > summary {
  position: relative;
  display: block;
  padding: 16px 52px 16px 18px;
  list-style: none;
  cursor: pointer;
  font-size: clamp(0.96rem, 1.5vw, 1.05rem);
  font-weight: 600;
  line-height: 1.58;
  color: var(--cloud);
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa > summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--gold);
}

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

.page-faq .qa > summary:hover,
.page-faq .qa > summary:focus-visible {
  color: var(--gold-bright);
}

.page-faq .qa__body {
  padding: 16px 18px 20px;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .qa__body p {
  margin: 0;
}

.page-faq .qa__body p + p {
  margin-top: 10px;
}

.page-faq .qa__body a {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__note {
  margin-top: 14px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 步骤编号 ---------- */
.page-faq .steps {
  counter-reset: faqstep;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .steps > li {
  position: relative;
  padding-left: 40px;
  margin-bottom: 12px;
  line-height: 1.8;
}

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

.page-faq .steps > li::before {
  counter-increment: faqstep;
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 28px;
  height: 21px;
  line-height: 21px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--gold);
  background: rgba(216, 160, 61, 0.1);
  border: 1px solid var(--line);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-faq .faq-figure + .qa {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-figure__frame {
  padding: 8px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--panel) 0%, var(--ink) 100%);
  box-shadow: 7px 7px 0 rgba(140, 100, 32, 0.22);
}

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

.page-faq .faq-figure figcaption {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 底部行动面板 ---------- */
.page-faq .faq-cta {
  margin-top: clamp(46px, 6vw, 82px);
  padding: clamp(22px, 3.4vw, 38px);
}

.page-faq .faq-cta h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  font-weight: 300;
  line-height: 1.32;
  color: var(--cloud);
}

.page-faq .faq-cta p {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 小屏收敛 ---------- */
@media (max-width: 599px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: 1fr;
  }
  .page-faq .qa > summary {
    padding: 14px 44px 14px 14px;
  }
  .page-faq .qa__body {
    padding: 14px 14px 18px;
  }
  .page-faq .steps > li {
    padding-left: 34px;
  }
  .page-faq .faq-figure__frame {
    padding: 5px;
    box-shadow: 4px 4px 0 rgba(140, 100, 32, 0.22);
  }
}

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