.page-faq {
  --faq-gap: 20px;
  background: var(--snow);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-faq .crumbs__item {
  font-size: .78rem;
  letter-spacing: .12em;
}

.page-faq .crumbs__sep {
  margin: 0 .5em;
  color: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep-2);
  color: var(--snow);
  padding: 44px 0 38px;
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(201, 162, 39, .16) 0 2px, transparent 2px 72px);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -140px;
  width: 300px;
  height: 300px;
  border: 2px solid rgba(231, 197, 90, .32);
  transform: rotate(12deg);
  pointer-events: none;
}

.page-faq .faq-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .crumbs__item {
  color: rgba(245, 243, 238, .72);
}

.page-faq .faq-hero a.crumbs__item {
  color: var(--snow);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
}

.page-faq .faq-hero .kicker {
  margin: 22px 0 0;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-size: clamp(2rem, 6.4vw, 4.2rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -.01em;
}

.page-faq .faq-hero h1 strong {
  display: block;
  font-weight: 700;
  color: var(--gold-hi);
}

.page-faq .faq-hero .lede {
  margin: 20px 0 0;
  max-width: 64ch;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(245, 243, 238, .86);
}

.page-faq .faq-hero .lede a {
  color: var(--gold-hi);
}

.page-faq .faq-hero__facts {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 2px solid rgba(201, 162, 39, .55);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 14px;
}

.page-faq .faq-fact {
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.page-faq .faq-fact__num {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.2;
  color: var(--gold-hi);
  letter-spacing: .02em;
}

.page-faq .faq-fact__label {
  font-size: .78rem;
  letter-spacing: .06em;
  color: rgba(245, 243, 238, .74);
}

/* ---------- 通用小节 ---------- */
.page-faq .faq-guide {
  padding: 40px 0 44px;
  background: var(--snow);
}

.page-faq .faq-h2 {
  margin: 18px 0 0;
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-faq .faq-sub {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-faq .faq-sub a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
}

/* ---------- 分类卡 ---------- */
.page-faq .faq-cat-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .faq-cat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  background: var(--snow);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow);
}

.page-faq .faq-cat__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--blue);
}

.page-faq .faq-cat__icon {
  width: 30px;
  height: 30px;
  color: var(--gold);
}

.page-faq .faq-cat__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.page-faq .faq-cat__title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-cat__text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .faq-flow {
  margin: 28px 0 0;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 36px 0 56px;
}

.page-faq .faq-rail__head {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--fog);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  border: 2px solid var(--ink);
  background: var(--snow);
  color: var(--ink);
  text-decoration: none;
  font-size: .84rem;
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  background: var(--gold-hi);
}

.page-faq .faq-rail__no {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--gold);
  letter-spacing: .08em;
}

/* ---------- 筛选 ---------- */
.page-faq .faq-tools {
  padding-bottom: 18px;
  margin-bottom: 8px;
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-tools__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--fog);
}

.page-faq .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .filter-btn {
  font: inherit;
  font-size: .84rem;
  padding: 7px 14px;
  border: 2px solid var(--ink);
  background: var(--snow);
  color: var(--ink);
  cursor: pointer;
  transition: background .16s ease, color .16s ease;
}

.page-faq .filter-btn:hover {
  background: var(--gold-hi);
}

.page-faq .filter-btn[aria-pressed="true"] {
  background: var(--deep);
  border-color: var(--deep);
  color: var(--gold-hi);
}

.page-faq .filter-count {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--ink-soft);
}

/* ---------- 问答手风琴 ---------- */
.page-faq .faq-sec {
  padding: 34px 0 6px;
  scroll-margin-top: 20px;
}

.page-faq .faq-item {
  margin-top: 16px;
  background: var(--snow);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.55;
  list-style: none;
}

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

.page-faq .faq-item > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--gold);
  transition: transform .18s ease;
}

.page-faq .faq-item[open] > summary {
  background: var(--deep);
  color: var(--snow);
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-item[open] > summary::after {
  content: "–";
  color: var(--gold-hi);
  transform: rotate(180deg);
}

.page-faq .faq-item__body {
  padding: 16px 18px 20px;
  background: var(--snow);
}

.page-faq .faq-item__body p {
  margin: 0 0 .85em;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--ink-soft);
}

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

.page-faq .faq-item__body a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

/* ---------- 编号步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

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

.page-faq .faq-steps__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-faq .faq-steps__no {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--gold);
  border-top: 2px solid var(--gold);
  padding-top: 3px;
}

/* ---------- 暖砂强调块 ---------- */
.page-faq .faq-note {
  margin-top: 16px;
  padding: 18px;
  background: var(--sand);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-note__title {
  margin: 0 0 14px;
  font-size: .95rem;
  font-weight: 700;
  color: var(--ink);
}

.page-faq .faq-note .faq-steps__item {
  color: var(--ink);
}

.page-faq .faq-note .faq-steps__no {
  color: var(--saffron);
  border-top-color: var(--saffron);
}

/* ---------- 图文并排 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-faq .faq-split__main {
  min-width: 0;
}

.page-faq .faq-split__media {
  margin: 0;
}

/* ---------- 列表 ---------- */
.page-faq .faq-plain,
.page-faq .faq-roles,
.page-faq .faq-swatch {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-plain li,
.page-faq .faq-roles li,
.page-faq .faq-swatch li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-left: 14px;
  border-left: 2px solid var(--sand);
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .faq-plain strong,
.page-faq .faq-swatch strong {
  color: var(--ink);
}

/* ---------- 联系区 ---------- */
.page-faq .faq-sec--contact {
  background: var(--deep);
  color: var(--snow);
  padding: 44px 0 56px;
  border-top: 2px solid var(--ink);
}

.page-faq .faq-sec--contact .section-marker__title {
  color: var(--snow);
}

.page-faq .faq-sec--contact .faq-h2 {
  color: var(--snow);
}

.page-faq .faq-sec--contact .faq-sub {
  color: rgba(245, 243, 238, .8);
}

.page-faq .faq-contact-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .contact-item {
  padding: 18px;
  background: var(--snow);
  color: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
}

.page-faq .contact-item__key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--blue);
}

.page-faq .contact-item__val {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  word-break: break-word;
}

.page-faq .contact-item__note {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 准备清单 ---------- */
.page-faq .faq-prep {
  margin-top: 28px;
  padding: 20px;
  background: var(--deep-2);
  border: 2px solid var(--gold);
}

.page-faq .faq-prep__title {
  margin: 0 0 14px;
  font-size: .98rem;
  font-weight: 700;
  color: var(--gold-hi);
}

.page-faq .faq-prep__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-prep__list li {
  position: relative;
  padding-left: 20px;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(245, 243, 238, .86);
}

.page-faq .faq-prep__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 10px;
  height: 2px;
  background: var(--gold);
}

.page-faq .faq-prep .action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 1000px) {
  .page-faq .faq-hero {
    padding: 64px 0 52px;
  }

  .page-faq .faq-cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 48px;
    padding: 56px 0 80px;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__link {
    border: 0;
    border-left: 2px solid var(--fog);
    background: transparent;
    padding: 10px 0 10px 14px;
    white-space: normal;
    transition: border-color .16s ease, color .16s ease, background .16s ease;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    background: rgba(201, 162, 39, .12);
    border-left-color: var(--gold);
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-split__media {
    position: sticky;
    top: 28px;
  }

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

  .page-faq .faq-sec {
    padding: 42px 0 10px;
  }

  .page-faq .faq-sec--contact {
    padding: 56px 0 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat,
  .page-faq .filter-btn,
  .page-faq .faq-rail__link,
  .page-faq .faq-item > summary::after {
    transition: none;
  }

  .page-faq .faq-cat:hover,
  .page-faq .faq-cat:focus-visible {
    transform: none;
  }
}