.page-faq {
  --faq-surface: #FFFCF5;
  --faq-open-tint: #FFF4D6;
  --faq-rule: #D5CBB4;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 页首 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  min-height: 280px;
  background: var(--navy);
  color: var(--paper);
  border-bottom: var(--bd) solid var(--ink);
  overflow: hidden;
}

.page-faq .faq-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-faq .faq-hero__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(102deg, rgba(11, 30, 58, 0.97) 6%, rgba(11, 30, 58, 0.78) 48%, rgba(11, 30, 58, 0.22) 100%),
    repeating-linear-gradient(90deg, rgba(255, 195, 0, 0.07) 0 2px, transparent 2px 8px);
}

.page-faq .faq-hero__body {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 2rem 1.25rem 2.25rem;
}

.page-faq .faq-hero__copy {
  max-width: 100%;
}

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1rem;
  font-size: var(--fs-2);
  color: var(--paper-2);
}

.page-faq .breadcrumbs a {
  color: var(--gold);
  text-decoration: none;
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.7rem, 5.4vw, 3.1rem);
  line-height: 1.24;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 32em;
  padding-left: 0.9rem;
  border-left: 4px solid var(--orange);
  font-size: var(--fs-3);
  line-height: 1.85;
  color: #EDE6D8;
}

/* ---------- 双栏主体 ---------- */
.page-faq .faq-deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  padding-top: 1.75rem;
  padding-bottom: 2.5rem;
}

.page-faq .faq-side {
  background: var(--paper-2);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-soft);
  padding: 0.9rem 0.85rem 1rem;
}

.page-faq .faq-side .kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.16em;
  color: var(--teal-d);
}

.page-faq .faq-side__nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem;
  margin-top: 0.7rem;
}

.page-faq .faq-side__link {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.45rem 0.5rem;
  border-left: 4px solid transparent;
  color: var(--ink);
  font-size: var(--fs-2);
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  border-left-color: var(--teal);
  background: rgba(0, 180, 160, 0.16);
}

.page-faq .faq-side__no {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  color: var(--orange-d);
  letter-spacing: 0.04em;
}

.page-faq .faq-side__hint {
  margin: 0.85rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--grey);
  font-size: var(--fs-1);
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 问答题列 ---------- */
.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 5.5rem;
}

.page-faq .faq-group + .faq-group {
  margin-top: 2.25rem;
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0 0 1rem;
  padding-bottom: 0.55rem;
  border-bottom: var(--bd) solid var(--ink);
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.25rem, 3.8vw, 1.85rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-group__title span {
  font-family: var(--font-mono);
  font-size: var(--fs-3);
  font-weight: 700;
  color: var(--orange-d);
}

.page-faq .qa {
  position: relative;
  margin-bottom: 0.8rem;
  background: var(--faq-surface);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-soft);
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-faq .qa[open] {
  border-color: var(--gold);
  box-shadow: 6px 6px 0 var(--ink);
}

.page-faq .qa__head {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.8rem 0.85rem;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-3);
  font-weight: 500;
  line-height: 1.65;
  color: var(--ink);
  transition: background-color 0.18s var(--ease);
}

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

.page-faq .qa__head::marker {
  content: "";
}

.page-faq .qa__head:hover {
  background: rgba(255, 195, 0, 0.12);
}

.page-faq .qa__head:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -4px;
}

.page-faq .qa[open] .qa__head {
  background: var(--faq-open-tint);
}

.page-faq .qa__no {
  flex: none;
  align-self: flex-start;
  padding: 0 0.38rem;
  background: var(--orange);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  font-weight: 700;
  line-height: 1.95;
  letter-spacing: 0.04em;
}

.page-faq .qa__q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa__mark {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 0.45rem;
  margin-left: auto;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ink);
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .qa__mark::before {
  width: 16px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .qa__mark::after {
  width: 2px;
  height: 16px;
  transform: translate(-50%, -50%);
}

.page-faq .qa[open] .qa__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .qa[open] .qa__mark::before {
  background: var(--orange-d);
}

.page-faq .qa__body {
  padding: 0 0.9rem 1rem;
  border-top: 1px solid var(--faq-rule);
  margin-top: 0.15rem;
  padding-top: 0.7rem;
  font-size: var(--fs-3);
  line-height: 1.85;
  color: #262B33;
}

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

.page-faq .qa__body p + p {
  margin-top: 0.6rem;
}

.page-faq .qa__body a {
  color: var(--orange-d);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

.page-faq .qa__body a:hover,
.page-faq .qa__body a:focus-visible {
  color: var(--navy);
}

/* ---------- 还没解决 ---------- */
.page-faq .faq-help {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: var(--paper);
  border-top: var(--bd) solid var(--ink);
  border-bottom: var(--bd) solid var(--ink);
  padding: 2.25rem 0 2.5rem;
}

.page-faq .faq-help::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -45%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 77, 0, 0.32), rgba(255, 77, 0, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-help__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}

.page-faq .faq-help__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 4px solid var(--gold);
  background: var(--navy-2);
}

.page-faq .faq-help__text h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.35rem, 4vw, 1.95rem);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-help__text p {
  margin: 0 0 1rem;
  max-width: 32em;
  font-size: var(--fs-3);
  line-height: 1.85;
  color: #E7E0D2;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0.9rem 0 0;
  border-top: 1px solid var(--navy-2);
  display: grid;
  gap: 0.5rem;
}

.page-faq .faq-help__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.3rem 0.75rem;
}

.page-faq .faq-help__label {
  flex: none;
  min-width: 4.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-faq .faq-help__value {
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-faq .faq-help .btn {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero__body {
    padding: 2.5rem 1.75rem 2.75rem;
  }

  .page-faq .qa__head {
    padding: 0.9rem 1.05rem;
    gap: 0.8rem;
  }

  .page-faq .qa__body {
    padding: 0.75rem 1.1rem 1.1rem 3.25rem;
    max-width: 42em;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__body {
    display: flex;
    justify-content: flex-end;
    padding: 3.25rem 2rem 3.5rem;
  }

  .page-faq .faq-hero__copy {
    max-width: 40rem;
  }

  .page-faq .faq-deck {
    grid-template-columns: 15.5rem minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
    padding-top: 2.25rem;
    padding-bottom: 3rem;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 1.5rem;
    padding: 0 0 0 0.9rem;
    background: transparent;
    border: 0;
    border-left: 4px solid var(--navy);
    box-shadow: none;
  }

  .page-faq .faq-side__nav {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.1rem;
  }

  .page-faq .faq-side__link {
    padding: 0.5rem 0.55rem;
  }

  .page-faq .faq-help {
    padding: 3rem 0 3.25rem;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__head,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-side__link {
    transition: none;
  }
}