.page-faq {
  --faq-radius: 18px;
  --faq-gap: clamp(14px, 2.4vw, 22px);
  background: var(--forest);
  color: var(--cream);
  padding-bottom: clamp(40px, 7vw, 84px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 56px) 0 clamp(34px, 6vw, 72px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -22%;
  width: min(86vw, 720px);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(200, 255, 61, .17), rgba(200, 255, 61, 0) 66%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: clamp(56px, 11vw, 120px);
  background: linear-gradient(180deg, rgba(11, 43, 34, 0) 0%, rgba(11, 43, 34, .92) 100%);
  pointer-events: none;
}

.page-faq .faq-hero__glyph {
  position: absolute;
  top: clamp(12px, 3vw, 34px);
  right: clamp(12px, 4vw, 44px);
  width: clamp(64px, 10vw, 108px);
  height: auto;
  opacity: .8;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 44px);
}

.page-faq .faq-hero__copy .breadcrumb {
  margin-bottom: 14px;
  font-size: 13px;
  color: var(--stone);
}

.page-faq .faq-hero__copy .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(169, 180, 174, .4);
}

.page-faq .faq-hero__copy .breadcrumb a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-faq .faq-hero__copy .breadcrumb span[aria-hidden] {
  margin: 0 8px;
  color: var(--stone);
}

.page-faq .faq-hero__copy .eyebrow {
  color: var(--lime);
  margin-bottom: 8px;
}

.page-faq .faq-hero h1 {
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -.01em;
  margin: 0 0 18px;
  max-width: 18em;
}

.page-faq .faq-hero .lede {
  color: var(--mist);
  max-width: 40em;
  margin: 0;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-hero__meta span {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  padding: 7px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--hair);
  color: var(--mist);
}

.page-faq .faq-hero__meta span:first-child {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--forest);
  font-weight: 700;
}

.page-faq .faq-hero__fig {
  margin: 0;
  position: relative;
}

.page-faq .faq-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--faq-radius);
  border: 1px solid var(--hair);
  background: var(--moss);
}

.page-faq .faq-hero__fig figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--stone);
}

/* ---------- 分组跳转条 ---------- */
.page-faq .faq-jump {
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  background: rgba(20, 69, 58, .5);
}

.page-faq .faq-jump__list {
  display: flex;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 14px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-faq .faq-jump__list li {
  flex: 0 0 auto;
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--pill);
  border: 1px solid var(--hair);
  color: var(--cream);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: border-color .24s var(--ease), color .24s var(--ease), background .24s var(--ease);
}

.page-faq .faq-jump a .num {
  color: var(--lime);
  font-size: 12px;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(200, 255, 61, .08);
}

/* ---------- 问题分组 ---------- */
.page-faq .faq-group {
  padding: clamp(34px, 6vw, 72px) 0;
  scroll-margin-top: 92px;
}

.page-faq .faq-group + .faq-group {
  border-top: 1px solid rgba(169, 180, 174, .13);
}

.page-faq .faq-group__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 36px);
}

.page-faq .faq-group__no {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--lime);
  margin-bottom: 10px;
}

.page-faq .faq-group__title {
  font-size: clamp(22px, 3.2vw, 31px);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -.01em;
  margin: 0 0 12px;
  color: var(--cream);
}

.page-faq .faq-group__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--stone);
  max-width: 30em;
}

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

.page-faq .faq-item {
  background: rgba(247, 243, 232, .045);
  border: 1px solid var(--hair);
  border-radius: var(--faq-radius);
  transition: background .32s var(--ease), border-color .32s var(--ease), color .32s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(200, 255, 61, .42);
}

.page-faq .faq-item[open] {
  background: var(--mist);
  border-color: var(--lime);
  color: var(--ink);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
}

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

.page-faq .faq-item > summary::marker {
  content: "";
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -3px;
  border-radius: var(--faq-radius);
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--lime);
}

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

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

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--lime);
  border-radius: 2px;
  transition: transform .26s var(--ease), background .26s var(--ease);
}

.page-faq .faq-item[open] .faq-item__sign::before,
.page-faq .faq-item[open] .faq-item__sign::after {
  background: var(--moss);
}

.page-faq .faq-item__sign::before {
  left: 0;
  right: 0;
  top: 8px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  top: 0;
  bottom: 0;
  left: 8px;
  width: 2px;
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: scaleY(0);
}

.page-faq .faq-item__a {
  padding: 0 18px 18px 46px;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(22, 24, 26, .82);
}

.page-faq .faq-item[open] .faq-item__a {
  animation: faq-answer-in .3s var(--ease) both;
}

.page-faq .faq-item__a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-item__a a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 69, 58, .4);
  font-weight: 600;
}

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

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 更新节奏带 ---------- */
.page-faq .faq-rhythm {
  position: relative;
  overflow: hidden;
  margin: clamp(10px, 2vw, 22px) 0;
  padding: clamp(30px, 5vw, 64px) 0;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  background: linear-gradient(118deg, var(--moss) 0%, var(--forest) 64%);
}

.page-faq .faq-rhythm::after {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -40%;
  width: min(70vw, 520px);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(200, 255, 61, .12), rgba(200, 255, 61, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-rhythm__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 42px);
  align-items: center;
}

.page-faq .faq-rhythm__track {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-faq .faq-rhythm__pulse {
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  animation: faq-pulse 1200ms ease-out infinite;
}

.page-faq .faq-rhythm__line {
  flex: 1 1 auto;
  height: 2px;
  max-width: 260px;
  background: linear-gradient(90deg, var(--lime), rgba(200, 255, 61, .06));
}

@keyframes faq-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(200, 255, 61, .5);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(200, 255, 61, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(200, 255, 61, 0);
  }
}

.page-faq .faq-rhythm .eyebrow {
  color: var(--lime);
  margin-bottom: 8px;
}

.page-faq .faq-rhythm h2.display-2 {
  margin: 0 0 12px;
  color: var(--cream);
}

.page-faq .faq-rhythm .lede {
  color: var(--mist);
  margin: 0 0 22px;
  max-width: 34em;
}

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

.page-faq .faq-rhythm__steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(169, 180, 174, .25);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-rhythm__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-rhythm__steps .num {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--lime);
  white-space: nowrap;
}

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

.page-faq .faq-rhythm__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--faq-radius);
  border: 1px solid var(--hair);
  background: var(--moss);
}

.page-faq .faq-rhythm__fig figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--stone);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-help {
  padding: clamp(34px, 6vw, 72px) 0 0;
}

.page-faq .faq-help__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3.4vw, 40px);
  padding: clamp(22px, 4vw, 48px);
  background: var(--cream);
  color: var(--ink);
  border-radius: clamp(18px, 3vw, 28px);
  border: 1px solid rgba(22, 24, 26, .08);
}

.page-faq .faq-help__kicker {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--clay);
  margin-bottom: 10px;
}

.page-faq .faq-help__intro h2 {
  margin: 0 0 12px;
  font-size: clamp(21px, 2.8vw, 28px);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-faq .faq-help__intro p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(22, 24, 26, .78);
}

.page-faq .faq-help__channels {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-help__channel {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--mist);
  border: 1px solid rgba(20, 69, 58, .14);
  text-decoration: none;
  transition: border-color .24s var(--ease), transform .24s var(--ease);
}

.page-faq .faq-help__channel:hover {
  border-color: var(--lime-dim);
  transform: translateY(-2px);
}

.page-faq .faq-help__label {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--moss);
}

.page-faq .faq-help__value {
  font-family: var(--mono);
  font-size: 14.5px;
  color: var(--ink);
  word-break: break-all;
}

.page-faq .faq-help__prep h3 {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 900;
  color: var(--ink);
}

.page-faq .faq-help__prep ul {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-help__prep li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(22, 24, 26, .8);
}

.page-faq .faq-help__prep li .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--forest);
  color: var(--lime);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1;
}

.page-faq .faq-help__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(22, 24, 26, .62);
}

.page-faq .faq-help__note a {
  color: var(--moss);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 69, 58, .35);
}

.page-faq .faq-help__note a:hover {
  border-bottom-color: var(--moss);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-item__a {
    padding-left: 52px;
    font-size: 15px;
    max-width: 64ch;
  }

  .page-faq .faq-rhythm__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(280px, .88fr);
    align-items: center;
  }

  .page-faq .faq-group__inner {
    grid-template-columns: minmax(0, 296px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-group__head {
    position: sticky;
    top: 104px;
  }

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-jump a,
  .page-faq .faq-help__channel {
    transition: none;
  }

  .page-faq .faq-rhythm__pulse {
    animation: none;
  }

  .page-faq .faq-item[open] .faq-item__a {
    animation: none;
  }
}