.page-faq {
  --faq-card: rgba(255, 255, 255, .66);
  --faq-hover: rgba(184, 134, 11, .09);
  --faq-line: rgba(43, 37, 32, .12);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 46px;
  background: linear-gradient(172deg, var(--cream) 0%, var(--cream) 46%, var(--cream-2) 100%);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -14%;
  width: 72%;
  height: 168%;
  background: linear-gradient(158deg, rgba(44, 74, 62, .16) 0%, rgba(107, 123, 140, .09) 52%, rgba(249, 246, 240, 0) 100%);
  clip-path: polygon(22% 0, 100% 0, 78% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34%;
  height: 3px;
  background: linear-gradient(90deg, var(--copper), rgba(199, 62, 54, .7) 62%, transparent);
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 24px;
}

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

.page-faq .faq-hero__copy h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 46px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--green-deep);
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--brown);
}

.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--line-copper);
  border-radius: 999px;
  background: rgba(255, 255, 255, .58);
  font-size: 14px;
  color: var(--green);
  text-decoration: none;
  transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}

.page-faq .faq-tag:hover {
  background: var(--cream-2);
  border-color: var(--copper);
  transform: translateY(-2px);
}

.page-faq .faq-tag__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--copper);
}

.page-faq .faq-search {
  margin-top: 22px;
  max-width: 460px;
}

.page-faq .faq-search__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-faq .faq-search__input {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 13px 16px;
  border: 1px solid var(--line-copper);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .78);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--brown);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-faq .faq-search__input::placeholder {
  color: var(--gray);
}

.page-faq .faq-search__input:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(184, 134, 11, .16);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  max-width: 320px;
  justify-self: center;
  overflow: hidden;
  border: 1px solid var(--line-copper);
  border-radius: var(--radius);
  background: var(--mist);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 52%;
  height: 36%;
  background: linear-gradient(135deg, rgba(184, 134, 11, .34), rgba(199, 62, 54, .06) 70%, transparent);
  pointer-events: none;
}

.page-faq .faq-hero__figure .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  padding: 4px 0 72px;
  background: var(--cream);
}

.page-faq .faq-block {
  margin-top: 48px;
  scroll-margin-top: 100px;
}

.page-faq .faq-block:first-child {
  margin-top: 42px;
}

.page-faq .faq-block__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--copper);
}

.page-faq .faq-block__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: 23px;
  font-weight: 800;
  line-height: 1.36;
  color: var(--green);
}

.page-faq .faq-block__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .faq-block__link {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--vermilion);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-copper);
  padding-bottom: 2px;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-block__link:hover {
  color: var(--green-deep);
  border-color: var(--vermilion);
}

.page-faq .faq-block__list {
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--faq-card);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.page-faq .faq-block__list--plain {
  background: rgba(255, 255, 255, .5);
}

.page-faq .faq-block__figure {
  margin: 0;
  border-bottom: 1px solid var(--line-copper);
  background: var(--cream-2);
}

.page-faq .faq-block__figure .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-block__figure .media__cap {
  padding: 10px 16px;
  border-top: 1px solid var(--faq-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--slate);
  background: rgba(249, 246, 240, .8);
}

/* ---------- 折叠问答 ---------- */
.page-faq .fold {
  border-bottom: 1px solid var(--faq-line);
  background: transparent;
}

.page-faq .fold:last-child {
  border-bottom: 0;
}

.page-faq .fold__trigger {
  display: flex;
  align-items: baseline;
  gap: 12px;
  width: 100%;
  padding: 17px 18px;
  border: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--brown);
  text-align: left;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.page-faq .fold__trigger:hover {
  background: var(--faq-hover);
  color: var(--green-deep);
}

.page-faq .fold__trigger:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: -3px;
}

.page-faq .fold__index {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--copper);
}

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

.page-faq .fold__icon {
  flex: 0 0 auto;
  align-self: center;
  width: 9px;
  height: 9px;
  margin-left: 6px;
  border-right: 2px solid var(--copper);
  border-bottom: 2px solid var(--copper);
  transform: rotate(45deg);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-faq .fold[data-open] .fold__icon {
  transform: rotate(-135deg);
  border-color: var(--vermilion);
}

.page-faq .fold__inner {
  padding: 0 18px 20px 46px;
}

.page-faq .fold__content {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--brown);
}

.page-faq .fold__content a {
  color: var(--vermilion);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-copper);
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-support {
  display: grid;
  gap: 16px;
  padding: 20px 18px 6px;
}

.page-faq .support-card {
  padding: 20px;
  border: 1px solid var(--line-copper);
  border-radius: var(--radius);
  background: linear-gradient(152deg, rgba(255, 255, 255, .92) 0%, rgba(220, 227, 232, .52) 100%);
  box-shadow: var(--shadow-1);
}

.page-faq .support-card__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--copper);
}

.page-faq .support-card__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.5;
  color: var(--green-deep);
  word-break: break-all;
}

.page-faq .support-card__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
}

.page-faq .support-card__hint {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

.page-faq .support-status {
  margin: 0;
  padding: 0 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--copper);
}

.page-faq .faq-support__more {
  margin: 0;
  padding: 4px 18px 22px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
}

.page-faq .faq-support__more a {
  color: var(--vermilion);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-copper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 34px 0 60px;
  }

  .page-faq .faq-support {
    grid-template-columns: 1fr 1fr;
    padding: 22px 22px 8px;
  }

  .page-faq .support-status {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 52px;
    align-items: center;
  }

  .page-faq .faq-hero__figure {
    max-width: 360px;
    justify-self: end;
    transform: translateY(-10px) rotate(-1.4deg);
  }

  .page-faq .faq-block {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
    margin-top: 60px;
  }

  .page-faq .faq-block__aside {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-faq .faq-block__list {
    margin-top: 4px;
  }

  .page-faq .faq-block__title {
    font-size: 25px;
  }

  .page-faq .fold__trigger {
    padding: 19px 22px;
    font-size: 16.5px;
  }

  .page-faq .fold__inner {
    padding: 0 22px 22px 54px;
  }

  .page-faq .faq-support {
    padding: 26px 26px 10px;
  }

  .page-faq .faq-support__more {
    padding: 6px 26px 26px;
  }
}

@media (min-width: 1140px) {
  .page-faq .faq-block {
    grid-template-columns: 262px minmax(0, 1fr);
    gap: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tag,
  .page-faq .fold__trigger,
  .page-faq .fold__icon,
  .page-faq .faq-search__input,
  .page-faq .faq-block__link {
    transition: none;
  }

  .page-faq .faq-hero__figure {
    transform: none;
  }
}