.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(22px, 3.6vw, 44px);
  padding-bottom: clamp(46px, 6.6vw, 92px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: auto -12% -34% 42%;
  height: 76%;
  background: radial-gradient(60% 100% at 50% 100%, rgba(255, 77, 28, 0.3), transparent 72%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -8%;
  width: 46%;
  height: 150%;
  background: linear-gradient(120deg, transparent 40%, rgba(23, 230, 200, 0.09) 60%, transparent 80%);
  transform: rotate(-9deg);
  pointer-events: none;
}

.page-faq .faq-hero > .fx-container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .fx-breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.012em;
  color: #fff;
  margin: 14px 0 18px;
}

.page-faq .faq-hero__lede {
  max-width: 40em;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.76);
  margin: 0;
}

.page-faq .faq-hub {
  margin-top: clamp(22px, 3vw, 32px);
  padding: 16px 18px 18px;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-glass);
  background: var(--glass);
  backdrop-filter: blur(6px);
}

.page-faq .faq-hub__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 11px;
}

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

.page-faq .faq-hub__chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 13px;
  font-size: 13px;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--glass-line);
  border-radius: 999px;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-hub__chip:hover,
.page-faq .faq-hub__chip:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(23, 230, 200, 0.08);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-glass);
  overflow: hidden;
  background: rgba(5, 10, 31, 0.5);
}

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

/* ---------- 正文区 ---------- */

.page-faq .faq-body {
  padding-top: clamp(38px, 5.6vw, 82px);
  padding-bottom: clamp(38px, 5.6vw, 82px);
}

.page-faq .faq-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.2vw, 46px);
}

.page-faq .faq-rail {
  align-self: start;
}

.page-faq .faq-rail .fx-eyebrow {
  margin-bottom: 12px;
}

.page-faq .faq-rail__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  max-width: 100%;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-faq .faq-rail__list a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 13px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-solid);
  background: #fff;
  color: var(--graphite);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  border-color: var(--flare);
  color: var(--flare-deep);
  box-shadow: 0 6px 16px rgba(217, 46, 18, 0.12);
}

.page-faq .faq-rail__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--flare);
}

.page-faq .faq-rail__note {
  display: none;
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line-soft);
  font-size: 13px;
  line-height: 1.75;
  color: rgba(31, 37, 51, 0.62);
}

/* ---------- 分组 ---------- */

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

.page-faq .faq-group + .faq-group {
  margin-top: clamp(36px, 5vw, 66px);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--graphite);
}

.page-faq .faq-group__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.8vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--flare);
  padding-top: 3px;
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.3vw, 27px);
  line-height: 1.25;
  color: var(--night);
}

.page-faq .faq-group__intro {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(31, 37, 51, 0.66);
}

/* ---------- 折叠问答 ---------- */

.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-item {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-left: 3px solid transparent;
  border-radius: var(--radius-solid);
  transition: border-color 0.22s ease, box-shadow 0.22s ease;
}

.page-faq .faq-item:hover {
  border-left-color: var(--flare);
  box-shadow: 0 10px 24px rgba(5, 10, 31, 0.07);
}

.page-faq .faq-item[open] {
  border-left-color: var(--flare);
  box-shadow: 0 10px 26px rgba(5, 10, 31, 0.08);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--flare);
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
  font-weight: 700;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.55;
  color: var(--night);
}

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--line-soft);
  border-radius: 50%;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--graphite);
  transform: translate(-50%, -50%);
  transition: transform 0.22s ease, background 0.22s ease;
}

.page-faq .faq-item__mark::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .faq-item[open] .faq-item__mark {
  border-color: var(--cyan);
  background: rgba(23, 230, 200, 0.14);
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: #0d9c88;
}

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

.page-faq .faq-item__body {
  padding: 14px 16px 20px;
  border-top: 1px dashed var(--line-soft);
  font-size: 15px;
  line-height: 1.85;
  color: var(--graphite);
}

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

.page-faq .faq-item__body a {
  color: var(--flare-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover {
  color: var(--flare);
}

/* ---------- 对照说明模块 ---------- */

.page-faq .faq-aside {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 30px);
  margin-top: 22px;
  padding: clamp(18px, 2.6vw, 28px);
  background: linear-gradient(135deg, rgba(11, 20, 55, 0.04), rgba(23, 230, 200, 0.1));
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-glass);
}

.page-faq .faq-aside__media {
  margin: 0;
  border-radius: var(--radius-solid);
  overflow: hidden;
  background: #fff;
}

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

.page-faq .faq-aside__text .fx-eyebrow {
  margin-bottom: 12px;
}

.page-faq .faq-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--flare), var(--gold));
  transform: rotate(45deg);
}

/* ---------- 联系支持 ---------- */

.page-faq .faq-group--support .faq-group__head {
  border-bottom-color: var(--flare);
}

.page-faq .faq-support {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-support__card {
  padding: 18px 18px 20px;
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--flare);
  border-radius: var(--radius-solid);
  background: #fff;
}

.page-faq .faq-support__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--night);
  padding: 4px 9px;
  border-radius: 3px;
  margin-bottom: 12px;
}

.page-faq .faq-support__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--night);
  word-break: break-all;
}

.page-faq .faq-support__hint {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(31, 37, 51, 0.64);
}

.page-faq .faq-tail {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-toplink {
  margin: clamp(30px, 4vw, 48px) 0 0;
  text-align: right;
  font-size: 13px;
}

.page-faq .faq-toplink a {
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  color: rgba(31, 37, 51, 0.6);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 2px;
}

.page-faq .faq-toplink a:hover,
.page-faq .faq-toplink a:focus-visible {
  color: var(--flare-deep);
  border-bottom-color: var(--flare);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-aside {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    align-items: center;
  }

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

  .page-faq .faq-item__body {
    padding: 14px 20px 20px 52px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

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

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--rail) minmax(0, 1fr);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding-right: 8px;
  }

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

  .page-faq .faq-rail__list a {
    width: 100%;
    white-space: normal;
  }

  .page-faq .faq-rail__note {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hub__chip,
  .page-faq .faq-rail__list a,
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }
}