.page-faq {
  --faq-rule: rgba(138, 143, 152, .22);
  --faq-rule-strong: rgba(138, 143, 152, .38);
  --faq-ink-card: rgba(25, 28, 36, .74);
  padding-bottom: clamp(32px, 6vw, 72px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: clamp(20px, 4vw, 44px);
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: 24px;
}

.page-faq .faq-lede {
  max-width: 40ch;
  margin-top: 16px;
}

.page-faq .faq-title {
  margin: 10px 0 0;
  font-size: clamp(38px, 8vw, 78px);
  line-height: 1.02;
  letter-spacing: .02em;
}

.page-faq .faq-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--stone);
}

.page-faq .faq-facts .mono {
  color: var(--gold-pale);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .02em;
}

/* 首屏第八条突显卡 */
.page-faq .faq-spotlight {
  position: relative;
  padding: 26px 22px 24px;
  border-color: rgba(227, 178, 60, .38);
  overflow: hidden;
}

.page-faq .faq-spotlight::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(227, 178, 60, .26), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-spotlight-num {
  display: block;
  font-size: clamp(44px, 9vw, 62px);
  line-height: 1;
  font-weight: 700;
  color: transparent;
  background: linear-gradient(160deg, var(--gold-pale), var(--gold) 55%, var(--clay));
  -webkit-background-clip: text;
  background-clip: text;
  letter-spacing: .04em;
}

.page-faq .faq-spotlight-label {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-faq .faq-spotlight-title {
  margin: 8px 0 10px;
  font-size: clamp(20px, 3.4vw, 26px);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-spotlight-text {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-spotlight .btn {
  position: relative;
  z-index: 1;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-shell {
  margin-top: clamp(34px, 6vw, 64px);
}

.page-faq .faq-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-rule);
  scrollbar-width: thin;
}

.page-faq .faq-rail-title {
  display: none;
}

.page-faq .faq-rail .index-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex: none;
  padding: 9px 14px;
  border: 1px solid var(--faq-rule);
  color: var(--stone);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-faq .faq-rail .index-link .index-num {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--moss);
}

.page-faq .faq-rail .index-link:hover,
.page-faq .faq-rail .index-link:focus-visible {
  color: var(--gold-pale);
  border-color: rgba(227, 178, 60, .45);
}

.page-faq .faq-rail .index-link.is-active {
  color: var(--paper);
  border-color: rgba(227, 178, 60, .6);
  background: rgba(227, 178, 60, .07);
}

.page-faq .faq-rail .index-link.is-active .index-num {
  color: var(--gold);
}

.page-faq .faq-blocks {
  margin-top: clamp(26px, 4vw, 40px);
}

/* ---------- 分类区块 ---------- */
.page-faq .faq-block {
  padding: clamp(30px, 5vw, 52px) 0;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-block:first-child {
  border-top: 0;
  padding-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-block-head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.page-faq .faq-ordinal {
  flex: none;
  font-size: clamp(24px, 4.4vw, 36px);
  line-height: 1;
  font-weight: 700;
  color: rgba(94, 107, 74, .95);
  letter-spacing: .02em;
  padding-top: 2px;
}

.page-faq .faq-ordinal--focus {
  color: transparent;
  background: linear-gradient(165deg, var(--gold-pale), var(--gold) 60%, var(--clay));
  -webkit-background-clip: text;
  background-clip: text;
  font-size: clamp(40px, 8vw, 62px);
}

.page-faq .faq-block-title {
  margin: 6px 0 8px;
  font-size: clamp(20px, 3.6vw, 29px);
  line-height: 1.34;
  color: var(--paper);
}

.page-faq .faq-block-sub {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .faq-block--focus {
  position: relative;
  border-left: 2px solid transparent;
  padding-left: clamp(0px, 2vw, 24px);
  margin-left: calc(-1 * clamp(0px, 2vw, 24px));
  background: linear-gradient(180deg, rgba(110, 31, 26, .22), rgba(18, 20, 26, 0) 42%);
}

.page-faq .faq-block--focus .tag {
  display: inline-block;
  margin-bottom: 4px;
}

/* ---------- 第八条四步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-steps > li {
  position: relative;
  padding: 17px 84px 17px 20px;
  background: var(--faq-ink-card);
  border: 1px solid var(--faq-rule);
  border-left: 2px solid rgba(53, 208, 192, .55);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-faq .faq-steps > li:hover {
  border-color: rgba(227, 178, 60, .45);
  border-left-color: var(--gold);
  transform: translateY(-2px);
}

.page-faq .faq-step-num {
  position: absolute;
  top: 18px;
  right: 16px;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-faq .faq-steps h3 {
  margin: 0 0 7px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--stone);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  border: 1px solid var(--faq-rule);
  background: var(--faq-ink-card);
  margin-bottom: 10px;
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: var(--faq-rule-strong);
  transform: translateY(-2px);
}

.page-faq .faq-item[open] {
  border-color: rgba(227, 178, 60, .38);
}

.page-faq .faq-item > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  transition: color .25s var(--ease);
}

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

.page-faq .faq-item > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.2;
  color: var(--gold);
}

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

.page-faq .faq-item > summary:hover .faq-q,
.page-faq .faq-item > summary:focus-visible .faq-q {
  color: var(--gold-pale);
}

.page-faq .faq-q {
  font-size: 15.5px;
  line-height: 1.62;
  color: var(--paper);
  transition: color .25s var(--ease);
}

.page-faq .faq-answer {
  background: var(--paper);
  color: #22252C;
  padding: 18px 20px 20px;
  font-size: 14px;
  line-height: 1.82;
  box-shadow: inset 0 8px 16px -14px rgba(0, 0, 0, .75);
}

.page-faq .faq-answer p {
  margin: 0 0 10px;
}

.page-faq .faq-answer p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-answer strong {
  color: #7A2419;
  font-weight: 700;
}

.page-faq .faq-answer a {
  color: #8E2A1B;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-answer a:hover {
  color: #C41E28;
}

.page-faq .faq-actions {
  margin: 4px 0 0;
  padding-left: 20px;
  list-style: decimal;
}

.page-faq .faq-actions li {
  margin-bottom: 5px;
  padding-left: 4px;
}

.page-faq .faq-actions li::marker {
  color: #5E6B4A;
  font-family: var(--font-mono);
  font-weight: 700;
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: clamp(22px, 4vw, 34px) 0 0;
  border-color: var(--faq-rule-strong);
}

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

.page-faq .faq-figure .media-caption {
  display: block;
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
  border-top: 1px solid var(--faq-rule);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact-grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-contact-card {
  padding: 24px 20px;
  border-color: var(--faq-rule-strong);
}

.page-faq .faq-contact-card h3 {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--gold-pale);
}

.page-faq .faq-need {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-need li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(53, 208, 192, .14);
}

.page-faq .faq-contacts {
  margin: 0 0 16px;
  display: grid;
  gap: 12px;
}

.page-faq .faq-contacts .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
}

.page-faq .faq-contacts .contact-label {
  flex: none;
  min-width: 76px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--stone);
}

.page-faq .faq-contacts .contact-value {
  font-size: 14.5px;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contacts .contact-value.mono {
  font-family: var(--font-mono);
  letter-spacing: .01em;
}

.page-faq .faq-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--stone);
}

.page-faq .faq-note a {
  color: var(--gold-pale);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, .9fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: end;
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .faq-item > summary {
    padding: 18px 22px;
  }

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

@media (min-width: 1080px) {
  .page-faq .faq-shell {
    display: grid;
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 58px);
    align-items: start;
  }

  .page-faq .faq-rail {
    flex-direction: column;
    position: sticky;
    top: 96px;
    overflow: visible;
    gap: 2px;
    padding: 0 0 0 16px;
    border-bottom: 0;
    border-left: 1px solid var(--faq-rule);
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  .page-faq .faq-rail-title {
    display: block;
    margin: 0 0 14px;
    font-size: 11px;
    letter-spacing: .16em;
    color: var(--stone);
  }

  .page-faq .faq-rail .index-link {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 9px 10px 9px 12px;
    margin-left: -17px;
    background: transparent;
    white-space: normal;
    line-height: 1.5;
  }

  .page-faq .faq-rail .index-link.is-active {
    border-left-color: var(--gold);
    background: linear-gradient(90deg, rgba(227, 178, 60, .1), transparent 80%);
  }

  .page-faq .faq-blocks {
    margin-top: 0;
  }

  .page-faq .faq-block:first-child {
    padding-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-steps > li,
  .page-faq .faq-q,
  .page-faq .faq-rail .index-link {
    transition: none;
  }

  .page-faq .faq-item:hover,
  .page-faq .faq-steps > li:hover {
    transform: none;
  }
}