.page-faq {
  --faq-rule: rgba(33, 230, 193, 0.10);
  --faq-num: rgba(33, 230, 193, 0.34);
}

/* ===== 首屏 ===== */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
  padding-top: clamp(24px, 3.5vw, 44px);
  padding-bottom: clamp(44px, 6vw, 84px);
}

.page-faq .faq-hero__copy .kicker {
  display: inline-block;
  margin: 0;
}

.page-faq .faq-hero__copy h1 {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 14px 0 0;
  max-width: 15em;
}

.page-faq .faq-hero__copy .lede {
  margin: 18px 0 0;
  max-width: 34em;
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(92px, 1fr));
  gap: 14px;
  margin: clamp(24px, 3vw, 34px) 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-faq .faq-fact__num {
  font-family: var(--font-num);
  font-weight: 200;
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-fact__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  line-height: 1.5;
}

.page-faq .faq-hero__media {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
  background: linear-gradient(150deg, var(--panel), var(--locker));
}

.page-faq .faq-hero__media .media__img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.9;
}

/* ===== 分组跳转带 ===== */
.page-faq .faq-jump {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 46, 38, 0.72), rgba(10, 36, 29, 0.3));
}

.page-faq .faq-jump__inner {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 11px 0;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-jump__inner::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-jump__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid transparent;
  background: rgba(33, 230, 193, 0.04);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: color var(--t) var(--ease), background var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-faq .faq-jump__link span {
  font-family: var(--font-num);
  font-weight: 200;
  font-size: 15px;
  color: var(--faq-num);
  transition: color var(--t) var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(33, 230, 193, 0.1);
}

.page-faq .faq-jump__link:hover span,
.page-faq .faq-jump__link:focus-visible span {
  color: var(--cyan);
}

/* ===== 分组区块 ===== */
.page-faq .faq-group.section {
  padding-top: clamp(46px, 6vw, 86px);
  padding-bottom: clamp(6px, 1.5vw, 18px);
}

.page-faq .faq-group--last.section {
  padding-bottom: clamp(56px, 7vw, 96px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 16px;
  row-gap: 5px;
  align-items: baseline;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-group__num {
  grid-row: span 2;
  font-family: var(--font-num);
  font-weight: 200;
  font-size: clamp(38px, 6vw, 72px);
  line-height: 1;
  color: var(--faq-num);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-group__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.2;
  margin: 0;
  color: var(--ink);
}

.page-faq .faq-group__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ===== 问答手风琴 ===== */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
}

.page-faq .faq-item {
  border-left: 2px solid transparent;
  border-bottom: 1px solid var(--line-soft);
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-faq .faq-item:hover {
  border-left-color: rgba(33, 230, 193, 0.42);
}

.page-faq .faq-item[open] {
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(33, 230, 193, 0.07), rgba(33, 230, 193, 0) 68%);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 17px 6px 17px 14px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
  transition: color var(--t) var(--ease);
}

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

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

.page-faq .faq-item__q:hover {
  color: var(--cyan);
}

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

.page-faq .faq-item__idx {
  font-family: var(--font-num);
  font-weight: 200;
  font-size: 18px;
  line-height: 1.5;
  color: var(--muted);
  min-width: 22px;
  font-variant-numeric: tabular-nums;
  transition: color var(--t) var(--ease);
}

.page-faq .faq-item[open] .faq-item__idx {
  color: var(--cyan);
}

.page-faq .faq-item__mark {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  flex: none;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform var(--t) var(--ease), opacity var(--t) var(--ease);
}

.page-faq .faq-item__mark::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 1.5px;
  transform: translateY(-50%);
}

.page-faq .faq-item__mark::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1.5px;
  transform: translateX(-50%);
}

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

.page-faq .faq-item__a {
  padding: 0 6px 20px 48px;
  max-width: 62ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--t) var(--ease), color var(--t) var(--ease);
}

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

.page-faq .faq-item__path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-top: 12px !important;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-faq .faq-item__pathtag {
  font-family: var(--font-body);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--night);
  background: var(--cyan);
  padding: 3px 8px;
  clip-path: polygon(5px 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%, 0 5px);
}

/* ===== 客户端版本分栏 ===== */
.page-faq .faq-group__grid {
  display: grid;
  gap: clamp(24px, 3.5vw, 44px);
}

.page-faq .faq-group__media {
  margin: 0 0 26px;
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--panel), var(--locker));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-faq .faq-group__media .media__img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.88;
  transition: transform var(--t) var(--ease), opacity var(--t) var(--ease);
}

.page-faq .faq-group__media:hover .media__img {
  transform: scale(1.03);
  opacity: 1;
}

/* ===== 桌面布局 ===== */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.92fr);
  }

  .page-faq .faq-hero__media {
    margin-top: 6px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-group__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-faq .faq-group__media {
    margin-bottom: 0;
    margin-top: 8px;
  }

  .page-faq .faq-item__a {
    padding-left: 52px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__copy h1 {
    max-width: 13em;
  }
}

/* ===== 窄屏收紧 ===== */
@media (max-width: 640px) {
  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 12px;
  }

  .page-faq .faq-group__head {
    column-gap: 12px;
    margin-bottom: 14px;
  }

  .page-faq .faq-item__q {
    gap: 10px;
    padding: 15px 4px 15px 12px;
  }

  .page-faq .faq-item__a {
    padding: 0 4px 18px 12px;
    font-size: 14.5px;
  }

  .page-faq .faq-group__media .media__img,
  .page-faq .faq-hero__media .media__img {
    aspect-ratio: 4 / 3;
  }
}