/* ============================================================
   页面：帮助中心 /help-center/
   作用域：.page-faq
   ============================================================ */

.page-faq {
  --faq-line: rgba(138, 106, 44, 0.42);
  --faq-line-soft: rgba(198, 207, 210, 0.12);
  --faq-panel: #12352A;
  --faq-panel-deep: #0A1F18;
  --faq-panel-indigo: #1B2233;
  --faq-panel-wine: #4A1E22;
  --faq-gold: #D8B65C;
  --faq-gold-dim: #8A6A2C;
  --faq-red: #B9362B;
}

/* ---------- 顶部：非对称分栏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: calc(48px + 24px) 40px;
  border-bottom: 1px solid var(--faq-line);
  background:
    radial-gradient(1100px 420px at 84% -12%, rgba(216, 182, 92, 0.16), transparent 62%),
    radial-gradient(640px 340px at 2% 116%, rgba(74, 30, 34, 0.42), transparent 60%),
    var(--c-ink);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(216, 182, 92, 0.55), transparent);
  pointer-events: none;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 40px;
}

.page-faq .faq-hero__split {
  display: grid;
  gap: 32px;
}

.page-faq .faq-hero__lead h1 {
  margin: 8px 0 20px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(27px, 5.6vw, 54px);
  line-height: 1.22;
  letter-spacing: 0.005em;
  color: var(--c-ivory);
  max-width: 20ch;
}

.page-faq .faq-hero__lead .lede {
  max-width: 62ch;
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.78;
}

.page-faq .faq-hero__card {
  align-self: start;
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--faq-gold-dim);
  border-radius: var(--radius);
  padding: 24px 22px;
  background: linear-gradient(158deg, rgba(22, 64, 52, 0.92), rgba(27, 34, 51, 0.94));
  box-shadow: inset 0 1px 0 rgba(216, 182, 92, 0.16);
}

.page-faq .faq-hero__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faq-gold);
}

.page-faq .faq-hero__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--c-ivory);
  word-break: break-all;
}

.page-faq .faq-hero__hours {
  margin: 8px 0 20px;
  font-size: 14px;
  color: var(--text-quiet);
}

.page-faq .faq-hero__card .btn {
  width: 100%;
  justify-content: center;
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding-block: calc(48px + 40px) 64px;
  }
  .page-faq .faq-hero__split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.82fr);
    gap: 56px;
    align-items: end;
  }
  .page-faq .faq-hero__lead h1 {
    margin-top: 16px;
  }
}

/* ---------- 主题视觉 ---------- */
.page-faq .faq-visual {
  padding-block: 24px;
  background: var(--c-ink);
}

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

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

/* ---------- 主题索引 ---------- */
.page-faq .faq-index {
  padding-block: 40px 48px;
  background: var(--c-ink);
}

.page-faq .faq-index__head {
  max-width: 66ch;
}

.page-faq .faq-index__head h2 {
  margin: 8px 0 12px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.3;
  color: var(--c-ivory);
}

.page-faq .faq-index__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-topics {
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 10px;
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-topics__item {
  flex: 0 0 auto;
  width: 76%;
  max-width: 300px;
  scroll-snap-align: start;
}

.page-faq .faq-topics__link {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  min-height: 138px;
  padding: 20px 20px 22px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: linear-gradient(178deg, rgba(22, 64, 52, 0.5), rgba(10, 31, 24, 0.82));
  color: var(--c-ivory);
  text-decoration: none;
  transition:
    transform 0.25s var(--ease),
    border-color 0.25s var(--ease),
    background 0.25s var(--ease);
}

.page-faq .faq-topics__link:hover,
.page-faq .faq-topics__link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--faq-gold);
  outline: none;
}

.page-faq .faq-topics__link:focus-visible {
  box-shadow: 0 0 0 2px var(--faq-gold);
}

.page-faq .faq-topics__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--faq-gold);
}

.page-faq .faq-topics__title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
}

.page-faq .faq-topics__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-quiet);
}

@media (min-width: 720px) {
  .page-faq .faq-topics {
    gap: 18px;
  }
  .page-faq .faq-topics__item {
    width: auto;
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
  }
  .page-faq .faq-topics__link {
    min-height: 156px;
  }
  .page-faq .faq-topics__item:nth-child(1),
  .page-faq .faq-topics__item:nth-child(4) {
    flex-grow: 1.14;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-index {
    padding-block: 56px 64px;
  }
  .page-faq .faq-topics {
    overflow: visible;
    scroll-snap-type: none;
    padding-bottom: 0;
  }
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  padding-block: 56px 64px;
  scroll-margin-top: calc(48px + 16px);
}

.page-faq .faq-group:nth-of-type(even) {
  background: linear-gradient(180deg, rgba(18, 53, 42, 0.42), rgba(10, 31, 24, 0) 82%);
}

.page-faq .faq-group:target {
  animation: faqTargetGlow 1.8s var(--ease) 1;
}

.page-faq .faq-band {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 48px;
  padding-bottom: 12px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-band__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--faq-gold);
}

.page-faq .faq-band__rule {
  flex: 0 0 48px;
  height: 1px;
  background: var(--faq-gold-dim);
}

.page-faq .faq-band__label {
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--c-ivory);
}

.page-faq .faq-group__title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(21px, 3.6vw, 34px);
  line-height: 1.32;
  color: var(--c-ivory);
  max-width: 24ch;
}

.page-faq .faq-group__intro {
  margin: 0 0 28px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* 记录组：非对称分栏，图在右 */
.page-faq .faq-group__split {
  display: grid;
  gap: 32px;
}

.page-faq .faq-group__figure {
  margin: 0;
  align-self: start;
}

.page-faq .faq-group__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  object-fit: cover;
  background: var(--faq-panel-deep);
}

.page-faq .faq-group__figure figcaption {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 1px solid var(--faq-gold-dim);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-quiet);
}

@media (min-width: 900px) {
  .page-faq .faq-group__split {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.9fr);
    gap: 48px;
  }
  .page-faq .faq-group__figure {
    position: sticky;
    top: calc(48px + 24px);
  }
  .page-faq .faq-group {
    padding-block: 72px 80px;
  }
}

/* ---------- 双币种色块 ---------- */
.page-faq .faq-currencies {
  display: grid;
  gap: 12px;
  margin: 0 0 36px;
}

.page-faq .faq-currencies__item {
  display: grid;
  gap: 6px;
  padding: 20px 20px 22px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
  outline: none;
}

.page-faq .faq-currencies__item--cny {
  background: linear-gradient(150deg, rgba(74, 30, 34, 0.7), rgba(10, 31, 24, 0.9));
  border-left: 3px solid var(--faq-red);
}

.page-faq .faq-currencies__item--hkd {
  background: linear-gradient(150deg, rgba(27, 34, 51, 0.92), rgba(10, 31, 24, 0.9));
  border-left: 3px solid var(--c-silver);
}

.page-faq .faq-currencies__item:hover,
.page-faq .faq-currencies__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--faq-gold);
}

.page-faq .faq-currencies__item:focus-visible {
  box-shadow: 0 0 0 2px var(--faq-gold);
}

.page-faq .faq-currencies__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--faq-gold);
}

.page-faq .faq-currencies__name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--c-ivory);
}

.page-faq .faq-currencies__note {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-quiet);
}

@media (min-width: 720px) {
  .page-faq .faq-currencies {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-fold-list {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.page-faq .faq-group__col .faq-fold-list {
  margin-top: 0;
}

.page-faq .faq-fold {
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--faq-gold-dim);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 53, 42, 0.5), rgba(10, 31, 24, 0.86));
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-fold:hover {
  border-left-color: var(--faq-gold);
  background: linear-gradient(180deg, rgba(22, 64, 52, 0.72), rgba(10, 31, 24, 0.92));
}

.page-faq .faq-fold[open] {
  border-left-color: var(--faq-gold);
  background: linear-gradient(180deg, rgba(22, 64, 52, 0.85), rgba(10, 31, 24, 0.95));
}

.page-faq .faq-fold__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "no q"
    "stamp stamp";
  align-items: start;
  gap: 6px 14px;
  padding: 18px 18px 20px;
  cursor: pointer;
  list-style: none;
}

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

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

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

.page-faq .faq-fold__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--faq-gold);
  line-height: 1.7;
}

.page-faq .faq-fold__q {
  grid-area: q;
  font-family: var(--font-serif);
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ivory);
}

.page-faq .faq-fold__stamp {
  grid-area: stamp;
  justify-self: start;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-silver);
  opacity: 0.45;
  transition: opacity 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .faq-fold:hover .faq-fold__stamp,
.page-faq .faq-fold:focus-within .faq-fold__stamp {
  opacity: 1;
  color: var(--faq-gold);
}

.page-faq .faq-fold__body {
  padding: 0 18px 22px;
  border-top: 1px solid var(--faq-line-soft);
  margin-top: 4px;
  padding-top: 16px;
}

.page-faq .faq-fold__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
  max-width: 68ch;
}

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

.page-faq .faq-fold__body strong {
  color: var(--c-ivory);
  font-weight: 600;
}

.page-faq .faq-fold__body a {
  color: var(--faq-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 182, 92, 0.4);
}

.page-faq .faq-fold__body a:hover,
.page-faq .faq-fold__body a:focus-visible {
  border-bottom-color: var(--faq-gold);
}

@media (min-width: 720px) {
  .page-faq .faq-fold__summary {
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-areas: "no q stamp";
    align-items: center;
    gap: 18px;
    padding: 20px 22px;
  }
  .page-faq .faq-fold__stamp {
    margin-top: 0;
    justify-self: end;
  }
  .page-faq .faq-fold__body {
    padding: 18px 22px 24px;
  }
}

/* ---------- 客服说明 ---------- */
.page-faq .faq-service-note {
  margin-top: 28px;
  padding: 20px 22px;
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--faq-red);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(74, 30, 34, 0.55), rgba(10, 31, 24, 0.9));
}

.page-faq .faq-service-note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-dim);
  max-width: 72ch;
}

.page-faq .faq-service-note a {
  color: var(--faq-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 182, 92, 0.4);
}

.page-faq .faq-service-note a:hover,
.page-faq .faq-service-note a:focus-visible {
  border-bottom-color: var(--faq-gold);
}

/* ---------- 结尾引导 ---------- */
.page-faq .faq-next {
  padding-block: 8px 72px;
}

.page-faq .faq-next__panel {
  display: grid;
  gap: 24px;
  padding: 28px 24px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background:
    radial-gradient(520px 220px at 92% 0%, rgba(216, 182, 92, 0.14), transparent 68%),
    linear-gradient(160deg, rgba(27, 34, 51, 0.94), rgba(10, 31, 24, 0.96));
}

.page-faq .faq-next__copy h2 {
  margin: 8px 0 12px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.34;
  color: var(--c-ivory);
}

.page-faq .faq-next__copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
  max-width: 60ch;
}

.page-faq .faq-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-faq .faq-next__panel {
    grid-template-columns: minmax(0, 1.5fr) auto;
    align-items: center;
    gap: 40px;
    padding: 36px 34px;
  }
  .page-faq .faq-next__actions {
    justify-content: flex-end;
  }
}

/* ---------- 动画 ---------- */
@keyframes faqTargetGlow {
  0% {
    background-color: rgba(216, 182, 92, 0.14);
  }
  100% {
    background-color: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-group:target {
    animation: none;
  }
  .page-faq .faq-fold,
  .page-faq .faq-topics__link,
  .page-faq .faq-currencies__item {
    transition: none;
  }
}
</main>