.page-faq {
  --faq-measure: 54ch;
  --faq-color-body: #33414f;
}

/* ========== 首屏 ========== */
.page-faq .faq-hero .breadcrumbs {
  margin-bottom: 24px;
  color: rgba(246, 241, 231, 0.62);
}
.page-faq .faq-hero .breadcrumbs a {
  color: inherit;
}
.page-faq .faq-hero .eyebrow {
  color: var(--teal);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: 34px;
}

.page-faq .faq-hero-title {
  margin: 14px 0 0;
  max-width: 16ch;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-faq .faq-hero-lede {
  margin-top: 20px;
  max-width: 46ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.8);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-hero-stats {
  list-style: none;
  margin: 34px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--line-paper);
  display: grid;
  gap: 18px 24px;
  grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
}
.page-faq .faq-stat-num {
  display: block;
  font-family: var(--mono);
  font-size: 1.5rem;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--signal);
}
.page-faq .faq-stat-label {
  display: block;
  margin-top: 6px;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: rgba(246, 241, 231, 0.6);
}

.page-faq .faq-hero-visual {
  border-radius: var(--r-lg);
  padding: 14px;
  background:
    linear-gradient(150deg, rgba(23, 227, 168, 0.16), rgba(255, 106, 43, 0.14) 58%, rgba(14, 27, 43, 0) 100%),
    var(--ink-2);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.28);
}
.page-faq .faq-hero-svg {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r);
}

/* ========== 通用块头 ========== */
.page-faq .faq-map-head {
  max-width: 64ch;
}
.page-faq h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 4.2vw, 2.125rem);
  line-height: 1.26;
  letter-spacing: -0.01em;
}
.page-faq .faq-intro {
  margin-top: 14px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--faq-color-body);
  max-width: 58ch;
}
.page-faq .faq-intro--ink {
  color: rgba(246, 241, 231, 0.78);
}

.page-faq .faq-block,
.page-faq .faq-map,
.page-faq .faq-contact {
  scroll-margin-top: 76px;
}
.page-faq .faq-block:target .eyebrow {
  color: var(--signal);
}

/* ========== 五类索引 ========== */
.page-faq .faq-cats {
  margin-top: 32px;
  border-top: 1px solid var(--line-ink);
}
.page-faq .faq-cat {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  align-items: baseline;
  column-gap: 12px;
  row-gap: 4px;
  padding: 18px 2px;
  border-bottom: 1px solid var(--line-ink);
  text-decoration: none;
  color: var(--char);
  transition: transform 140ms var(--ease), background-color 140ms var(--ease);
}
.page-faq .faq-cat-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  transition: color 140ms var(--ease);
}
.page-faq .faq-cat-name {
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: color 140ms var(--ease);
}
.page-faq .faq-cat-q {
  grid-column: 2 / -1;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--muted);
}
.page-faq .faq-cat-count {
  justify-self: end;
  padding: 5px 11px;
  border-radius: var(--pill);
  background: var(--signal-soft);
  color: #8a3310;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.page-faq .faq-cat:hover .faq-cat-name,
.page-faq .faq-cat:hover .faq-cat-num {
  color: var(--signal);
}
.page-faq .faq-cat:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

.page-faq .faq-map-figure {
  margin: 36px 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--paper-2);
}
.page-faq .faq-map-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ========== 双栏 ========== */
.page-faq .faq-split {
  display: grid;
  gap: 32px;
}
.page-faq .faq-split-main {
  min-width: 0;
}
.page-faq .faq-split-aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-faq .faq-figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-2);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ========== 步骤 ========== */
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 28px 0 0;
  padding: 0;
}
.page-faq .faq-steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 52px;
  margin-bottom: 22px;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--faq-color-body);
}
.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--signal);
}
.page-faq .faq-steps li strong {
  display: block;
  margin-bottom: 4px;
  color: var(--char);
  font-weight: 700;
}

/* ========== 折叠问答 ========== */
.page-faq .faq-qs {
  margin-top: 30px;
  border-top: 1px solid var(--line-ink);
}
.page-faq .faq-qs--wide {
  margin-top: 34px;
}
.page-faq .faq-q {
  border-bottom: 1px solid var(--line-ink);
}
.page-faq .faq-q summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 0;
  list-style: none;
  cursor: pointer;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--char);
}
.page-faq .faq-q summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-q summary::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 0.58em;
  border-radius: 50%;
  border: 2px solid var(--muted);
  transition: background-color 140ms var(--ease), border-color 140ms var(--ease);
}
.page-faq .faq-q summary:hover::before {
  border-color: var(--teal);
}
.page-faq .faq-q[open] summary::before {
  background: var(--teal);
  border-color: var(--teal);
}
.page-faq .faq-q summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 6px;
}
.page-faq .faq-a {
  margin: 0;
  padding: 0 0 20px 24px;
  max-width: var(--faq-measure);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--faq-color-body);
}
.page-faq .faq-tip,
.page-faq .faq-note {
  display: block;
  margin: 0 0 20px 24px;
  padding: 10px 0 10px 14px;
  max-width: var(--faq-measure);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--muted);
}
.page-faq .faq-tip {
  border-left: 3px solid var(--teal);
}
.page-faq .faq-note {
  border-left: 3px solid var(--signal);
}
.page-faq .faq-tip a {
  color: var(--char);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-tip a:hover {
  color: var(--signal);
}

/* ========== 三档 ========== */
.page-faq .faq-tiers {
  display: grid;
  gap: 18px;
  margin-top: 32px;
}
.page-faq .faq-tier {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 22px 24px;
  border-radius: var(--r);
  background: var(--paper-2);
}
.page-faq .faq-tier-bar {
  width: 44px;
  height: 4px;
  border-radius: var(--pill);
  background: var(--teal);
}
.page-faq .faq-tier--warm .faq-tier-bar {
  background: var(--signal);
}
.page-faq .faq-tier-name {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--char);
}
.page-faq .faq-tier-range {
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.page-faq .faq-tier-text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--faq-color-body);
}

/* ========== 侧栏小卡 ========== */
.page-faq .faq-card {
  padding: 24px 22px;
  border-radius: var(--r);
  background: var(--ink);
  color: var(--paper);
}
.page-faq .faq-card--teal {
  background: var(--paper-2);
  color: var(--char);
}
.page-faq .faq-card-num {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--teal);
}
.page-faq .faq-card--teal .faq-card-num {
  color: var(--signal);
}
.page-faq .faq-card-title {
  margin: 0 0 10px;
  font-size: 1.0625rem;
  font-weight: 800;
  line-height: 1.5;
}
.page-faq .faq-card-text {
  margin: 0 0 16px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(246, 241, 231, 0.74);
}
.page-faq .faq-card--teal .faq-card-text {
  color: var(--faq-color-body);
}
.page-faq .faq-card .arrow-link {
  color: var(--signal);
}

/* ========== 联系 ========== */
.page-faq .faq-cta-grid {
  display: grid;
  gap: 32px;
}
.page-faq .faq-contact-panel {
  padding: 26px 22px;
  border-radius: var(--r-lg);
  background: var(--ink-2);
}
.page-faq .faq-contact-panel .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-paper);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--paper);
}
.page-faq .faq-contact-panel .contact-line a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-contact-panel .contact-line a:hover {
  color: var(--teal);
}
.page-faq .faq-contact-label {
  display: inline-block;
  min-width: 72px;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--teal);
}
.page-faq .faq-contact-panel .copy-btn {
  margin-bottom: 18px;
}
.page-faq .faq-contact-panel .copy-status {
  display: inline-block;
  margin-left: 10px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--teal);
}
.page-faq .faq-contact-note {
  margin: 4px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(246, 241, 231, 0.6);
}

/* ========== 响应式 ========== */
@media (min-width: 720px) {
  .page-faq .faq-cat {
    grid-template-columns: 56px 132px minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 18px;
    row-gap: 0;
    padding: 22px 4px;
  }
  .page-faq .faq-cat-q {
    grid-column: auto;
    font-size: 0.9375rem;
  }
  .page-faq .faq-cat:hover {
    transform: translateX(4px);
  }
  .page-faq .faq-tiers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 56px;
  }
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.7fr);
    align-items: start;
    gap: 56px;
  }
  .page-faq .faq-split-aside {
    gap: 20px;
  }
  .page-faq .faq-cta-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.75fr);
    align-items: start;
    gap: 64px;
  }
  .page-faq .faq-qs--wide {
    max-width: 100%;
  }
  .page-faq .faq-a,
  .page-faq .faq-tip,
  .page-faq .faq-note {
    max-width: var(--faq-measure);
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-map-figure {
    margin-top: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat,
  .page-faq .faq-cat-num,
  .page-faq .faq-cat-name,
  .page-faq .faq-q summary::before {
    transition: none;
  }
  .page-faq .faq-cat:hover {
    transform: none;
  }
}