/* ===== 星游中心 · 常见问答页 ===== */

.page-faq {
  --faq-glass: rgba(16, 26, 51, 0.58);
  --faq-glass-strong: rgba(16, 26, 51, 0.9);
  --faq-elec-soft: rgba(70, 229, 255, 0.42);
  --faq-elec-wash: rgba(70, 229, 255, 0.08);
  --faq-amber-soft: rgba(255, 198, 92, 0.42);
}

.page-faq .sg-section {
  padding-top: clamp(34px, 5vw, 68px);
  padding-bottom: clamp(34px, 5vw, 68px);
}

.page-faq .sg-section.faq-hero {
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(28px, 4vw, 52px);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(22px, 3.5vw, 44px);
  align-items: center;
}

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

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.14;
  letter-spacing: 0.03em;
  color: var(--c-star);
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 60ch;
  color: var(--c-dust);
}

.page-faq .faq-hero__notes {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-hero__notes li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-dust);
}

.page-faq .faq-hero__notes li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--c-electric);
  transform: rotate(45deg);
  background: var(--faq-elec-wash);
}

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

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

/* ---------- 快速定位 ---------- */

.page-faq .faq-index .sg-section__title {
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-faq .faq-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  background: var(--faq-glass);
  color: var(--c-star);
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-faq .faq-pill:hover,
.page-faq .faq-pill:focus-visible {
  border-color: var(--faq-elec-soft);
  background: var(--faq-elec-wash);
  color: var(--c-electric);
}

.page-faq .faq-pill__idx {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-electric);
}

/* ---------- 问题分组 ---------- */

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 6px 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: clamp(16px, 2.6vw, 26px);
}

.page-faq .faq-group__idx {
  align-self: start;
  font-family: var(--f-mono);
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.12em;
  color: var(--c-electric);
  background: var(--faq-elec-wash);
  border: 1px solid var(--faq-elec-soft);
  border-radius: var(--r-sm);
  padding: 5px 8px;
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(20px, 2.8vw, 28px);
  line-height: 1.3;
  letter-spacing: 0.05em;
  color: var(--c-star);
}

.page-faq .faq-group__desc {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-dust);
}

.page-faq .faq-group__body {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  align-items: start;
}

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

/* ---------- 手风琴条目 ---------- */

.page-faq .faq-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-faq .faq-item {
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-line-strong);
  border-radius: var(--r-md);
  background: var(--faq-glass);
  transition: border-color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-faq .faq-item:hover {
  border-left-color: var(--c-nebula);
}

.page-faq .faq-item[open] {
  border-color: var(--faq-elec-soft);
  border-left-color: var(--c-electric);
  background: var(--faq-glass-strong);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  margin: 0;
  list-style: none;
  cursor: pointer;
  font-family: var(--f-display);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--c-star);
  transition: color var(--dur) var(--ease);
}

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

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

.page-faq .faq-item__q::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: 17px;
  line-height: 1;
  padding-top: 3px;
  color: var(--c-electric);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "\2212";
}

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--c-electric);
  outline: none;
}

.page-faq .faq-item__q:focus-visible {
  box-shadow: inset 0 0 0 2px var(--faq-elec-soft);
  border-radius: var(--r-md);
}

.page-faq .faq-item__a {
  padding: 0 16px 16px;
  border-top: 1px solid var(--c-line);
  margin: 0 16px;
  padding-left: 0;
  padding-right: 0;
  padding-top: 12px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-dust);
  overflow-wrap: anywhere;
}

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

.page-faq .faq-item__a a {
  color: var(--c-electric);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-elec-soft);
}

.page-faq .faq-item__a a:hover {
  border-bottom-color: var(--c-electric);
}

/* ---------- 联系支持 ---------- */

.page-faq .faq-support__panel {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  padding: clamp(22px, 3.4vw, 42px);
  border-left: 3px solid var(--c-amber);
}

.page-faq .faq-support__copy .sg-section__title {
  margin-bottom: 12px;
}

.page-faq .faq-support__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(16px, 2.4vw, 24px);
}

.page-faq .faq-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-faq .faq-contact__item {
  display: grid;
  gap: 3px;
  padding-left: 14px;
  border-left: 2px solid var(--faq-amber-soft);
}

.page-faq .faq-contact__key {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-dust);
}

.page-faq .faq-contact__val {
  font-size: 15px;
  line-height: 1.65;
  color: var(--c-star);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-faq .faq-hero__notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-item__q {
    font-size: 16px;
    padding: 17px 20px;
  }

  .page-faq .faq-item__a {
    font-size: 15px;
    margin: 0 20px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }

  .page-faq .faq-support__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 52px);
  }

  .page-faq .faq-group__media {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__q,
  .page-faq .faq-pill {
    transition: none;
  }
}