.page-faq {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq .crumbs {
  padding-top: 1rem;
  padding-bottom: .4rem;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  color: var(--cream);
  background:
    radial-gradient(120% 100% at 92% -10%, rgba(230, 57, 70, .38), transparent 58%),
    linear-gradient(158deg, var(--midnight) 0%, var(--ink) 100%);
  border-bottom: 4px solid var(--red);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -34%;
  width: 54%;
  height: 168%;
  background: linear-gradient(180deg, rgba(230, 57, 70, .5), rgba(244, 162, 97, .14));
  transform: rotate(18deg);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  padding-top: clamp(2rem, 5vw, 3.4rem);
  padding-bottom: clamp(2.2rem, 5vw, 3.6rem);
}

.page-faq .faq-hero .eyebrow {
  color: var(--gold);
  letter-spacing: .12em;
}

.page-faq .faq-hero h1 {
  margin: .7rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-faq .faq-hero__accent {
  color: var(--gold);
  box-shadow: inset 0 -.16em 0 0 var(--red);
}

.page-faq .faq-hero__lede {
  margin: 1.1rem 0 0;
  max-width: 40rem;
  font-size: clamp(.95rem, 2.2vw, 1.05rem);
  line-height: 1.8;
  color: rgba(255, 248, 240, .88);
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.5rem;
}

.page-faq .faq-hero .btn--ghost {
  color: var(--cream);
  border-color: rgba(255, 248, 240, .5);
  background: rgba(255, 248, 240, .08);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.2rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: rgba(255, 248, 240, .78);
}

.page-faq .faq-hero__facts li {
  display: flex;
  align-items: center;
  gap: .45rem;
}

.page-faq .faq-hero__dot {
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 3px rgba(42, 157, 143, .25);
}

.page-faq .faq-hero__figure {
  margin: 0;
  padding: .6rem;
  border-radius: var(--radius);
  background: rgba(255, 248, 240, .07);
  border: 1px solid rgba(255, 248, 240, .2);
  backdrop-filter: blur(6px);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border-radius: calc(var(--radius) - 6px);
}

.page-faq .faq-hero__figure figcaption {
  padding: .65rem .4rem .2rem;
  font-size: .76rem;
  line-height: 1.6;
  font-family: var(--font-mono);
  color: var(--gold-soft);
}

/* ---------- 主布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.4rem);
  padding-top: clamp(1.8rem, 4vw, 2.8rem);
  padding-bottom: clamp(2.6rem, 6vw, 4.2rem);
}

.page-faq .faq-index__panel {
  padding: 1.1rem 1.1rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-index__title {
  margin: 0 0 .8rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--graphite);
  text-transform: uppercase;
}

.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}

.page-faq .filter-btn {
  display: inline-flex;
  align-items: center;
  padding: .42rem .8rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--ink);
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .filter-btn:hover {
  border-color: var(--red);
  color: var(--red);
}

.page-faq .filter-btn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

.page-faq .filter-btn[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
  box-shadow: inset 0 0 0 2px var(--gold);
}

.page-faq .filter-count {
  margin: .8rem 0 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--teal);
}

.page-faq .faq-index__links {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--line);
}

.page-faq .faq-index__subtitle {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--graphite);
}

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

.page-faq .faq-index__links a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .45rem 0;
  font-size: .9rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--mist);
  transition: color .18s var(--ease);
}

.page-faq .faq-index__links a:hover {
  color: var(--red);
}

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--gold);
}

/* ---------- 问题板 ---------- */
.page-faq .faq-block {
  margin-bottom: clamp(1.8rem, 4vw, 2.8rem);
}

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

.page-faq .faq-block__head {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  column-gap: .9rem;
  row-gap: .3rem;
  align-items: baseline;
  padding-bottom: .7rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-block__no {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--red);
}

.page-faq .faq-block__head h2 {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 3vw, 26px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-block__head p {
  grid-column: 2;
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-figure {
  margin: 0 0 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--midnight);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: .65rem .95rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .03em;
  color: var(--gold);
  background: var(--midnight);
}

/* ---------- 折叠问答卡 ---------- */
.page-faq .qa-card {
  margin-bottom: .7rem;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--line);
  border-radius: 12px;
  box-shadow: none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}

.page-faq .qa-card:hover {
  border-left-color: var(--gold);
}

.page-faq .qa-card[open] {
  border-left-color: var(--red);
  box-shadow: var(--shadow-sm);
}

.page-faq .qa-card__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .7rem;
  padding: .85rem .9rem;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-card__summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: -2px;
  border-radius: 10px;
}

.page-faq .qa-card__id {
  padding: .12rem .38rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .05em;
  color: var(--gold);
  background: var(--ink);
  border-radius: 4px;
}

.page-faq .qa-card__q {
  font-size: clamp(.94rem, 2.2vw, 1.02rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .qa-card__hint {
  position: relative;
  width: 1.4rem;
  height: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  flex: none;
  transition: background .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .qa-card__hint::before,
.page-faq .qa-card__hint::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 50%;
  height: 2px;
  background: var(--ink);
  transform: translateY(-50%);
  transition: transform .2s var(--ease);
}

.page-faq .qa-card__hint::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .qa-card[open] .qa-card__hint {
  background: var(--gold-soft);
  border-color: var(--gold);
}

.page-faq .qa-card[open] .qa-card__hint::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .qa-card__body {
  padding: 0 .95rem 1rem;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--graphite);
  border-top: 1px solid var(--mist);
}

.page-faq .qa-card__answer {
  margin: .85rem 0 .7rem;
  padding: .6rem .8rem;
  font-size: .92rem;
  font-weight: 700;
  line-height: 1.65;
  color: var(--ink);
  background: linear-gradient(90deg, var(--gold-soft), rgba(255, 216, 168, .22));
  border-left: 3px solid var(--gold);
  border-radius: 0 8px 8px 0;
}

.page-faq .qa-card__body p {
  margin: .5rem 0;
}

.page-faq .qa-steps {
  margin: .6rem 0;
  padding: 0;
  list-style: none;
  counter-reset: faq-step;
}

.page-faq .qa-steps li {
  position: relative;
  counter-increment: faq-step;
  padding-left: 2rem;
  margin-bottom: .45rem;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .qa-steps li::before {
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .2rem;
  width: 1.55rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: .68rem;
  line-height: 1.4;
  color: var(--teal);
  border: 1px solid currentColor;
  border-radius: 4px;
}

.page-faq .qa-card__link {
  margin-top: .8rem;
  font-size: .84rem;
  color: var(--graphite);
}

.page-faq .qa-card__link a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(230, 57, 70, .4);
}

.page-faq .qa-card__link a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: .9rem;
  margin-top: 1.2rem;
}

.page-faq .faq-contact__card {
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius);
  color: var(--cream);
  background: linear-gradient(150deg, var(--ink), var(--midnight));
  border: 1px solid rgba(255, 248, 240, .14);
  box-shadow: var(--shadow-md);
}

.page-faq .faq-contact__kicker {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-faq .faq-contact__value {
  margin: 0 0 .55rem;
  font-family: var(--font-mono);
  font-size: clamp(.98rem, 2.6vw, 1.18rem);
  line-height: 1.5;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__note {
  margin: 0;
  font-size: .82rem;
  line-height: 1.7;
  color: rgba(255, 248, 240, .78);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-contact {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
    gap: 2.6rem;
  }

  .page-faq .faq-hero__figure {
    transform: translateY(1.1rem);
  }

  .page-faq .faq-layout {
    grid-template-columns: 262px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--head-h) + 1rem);
  }

  .page-faq .faq-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .page-faq .filter-btn {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .page-faq .qa-card__summary {
    padding: .8rem .75rem;
    gap: .55rem;
  }

  .page-faq .qa-card__body {
    padding: 0 .75rem .9rem;
  }

  .page-faq .faq-block__head {
    grid-template-columns: 2.4rem minmax(0, 1fr);
    column-gap: .6rem;
  }

  .page-faq .faq-block__no {
    font-size: 1.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-card,
  .page-faq .qa-card__hint,
  .page-faq .qa-card__hint::after,
  .page-faq .filter-btn,
  .page-faq .faq-index__links a {
    transition: none;
  }

  .page-faq .faq-hero__figure {
    transform: none;
  }
}