.page-faq {
  --faq-line: 1px solid rgba(20, 22, 26, 0.12);
  --faq-amount: rgba(20, 22, 26, 0.06);
  padding-bottom: 64px;
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 28px 0 36px;
  background:
    linear-gradient(168deg, var(--paper) 42%, rgba(232, 217, 168, 0.42) 100%);
  border-bottom: 1px solid var(--fog);
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-faq .faq-hero__copy {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-faq h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.85rem, 7vw, 3.1rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--charcoal);
}

.page-faq .faq-hero__shortcuts {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: var(--fs-14);
}

.page-faq .faq-hero__shortcuts a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, 0.32);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-hero__shortcuts a:hover,
.page-faq .faq-hero__shortcuts a:focus-visible {
  color: var(--red-deep);
  border-color: var(--red-deep);
}

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

/* ---------- 速查条与分类 ---------- */
.page-faq .faq-finder__bar {
  border: var(--faq-line);
  background: #fff;
  padding: 16px;
  display: grid;
  gap: 10px;
  border-radius: var(--radius);
}

.page-faq .faq-finder__hint {
  margin: 0;
  font-family: var(--mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--charcoal);
}

.page-faq .faq-finder__terms {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-finder__terms a {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--fog);
  border-radius: var(--radius);
  background: var(--paper);
  font-family: var(--mono);
  font-size: var(--fs-14);
  color: var(--ink);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-finder__terms a:hover,
.page-faq .faq-finder__terms a:focus-visible {
  color: var(--red);
  border-color: var(--red);
  background: #fff;
}

.page-faq .faq-cats {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-faq .faq-cats__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 12px;
  border: var(--faq-line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--fs-14);
  line-height: 1.4;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-cats__item .mono {
  color: var(--red);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-faq .faq-cats__item:hover,
.page-faq .faq-cats__item:focus-visible {
  border-color: var(--red);
  background: #fff;
  transform: translateY(-2px);
}

/* ---------- 分类区块 ---------- */
.page-faq .faq-block {
  padding-top: 44px;
}

.page-faq .faq-block__head {
  border-left: 3px solid var(--red);
  padding-left: 16px;
  margin-bottom: 22px;
}

.page-faq .faq-block__head h2 {
  margin: 6px 0 10px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.35rem, 4.6vw, 1.95rem);
  line-height: 1.28;
  color: var(--ink);
}

.page-faq .faq-block__intro {
  margin: 0;
  max-width: 42em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--charcoal);
}

/* ---------- 步骤卡 ---------- */
.page-faq .steps-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .steps__item {
  position: relative;
  border: var(--faq-line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
}

.page-faq .steps__check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .steps__label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 14px;
  cursor: pointer;
}

.page-faq .steps__label::before {
  content: "";
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--fog);
  border-radius: 2px;
  background: var(--paper);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .steps__check:checked + .steps__label::before {
  background: var(--celadon);
  border-color: var(--celadon);
  box-shadow: inset 0 0 0 2px #fff;
}

.page-faq .steps__check:focus-visible + .steps__label {
  outline: 2px solid var(--red);
  outline-offset: -2px;
}

.page-faq .steps__num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--charcoal);
}

.page-faq .steps__check:checked + .steps__label .steps__num {
  color: var(--celadon);
}

.page-faq .steps__text {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-faq .steps__text strong {
  font-size: var(--fs-16);
  line-height: 1.55;
  color: var(--ink);
}

.page-faq .steps__text > span {
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--charcoal);
}

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

/* ---------- 检查点 ---------- */
.page-faq .checkpoints {
  margin-top: 20px;
  padding: 16px;
  border: var(--faq-line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius);
  background: rgba(217, 122, 43, 0.07);
}

.page-faq .checkpoints__title {
  margin: 0 0 8px;
  font-size: var(--fs-14);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-faq .checkpoints ul {
  margin: 0;
  padding-left: 1.1em;
  display: grid;
  gap: 6px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--charcoal);
}

/* ---------- 问答条 ---------- */
.page-faq .faq-block__list {
  margin-top: 20px;
  border-top: var(--faq-line);
}

.page-faq .qa {
  border-bottom: var(--faq-line);
}

.page-faq .qa__q {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 30px 16px 0;
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  font-size: var(--fs-16);
  line-height: 1.6;
  color: var(--ink);
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 2px;
  top: 15px;
  font-family: var(--mono);
  font-size: var(--fs-18);
  line-height: 1;
  color: var(--red);
}

.page-faq .qa[open] .qa__q::after {
  content: "–";
}

.page-faq .qa__no {
  flex: 0 0 auto;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--red);
}

.page-faq .qa__a {
  display: grid;
  gap: 10px;
  padding: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--charcoal);
}

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

.page-faq .qa__a a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, 0.32);
}

.page-faq .qa__a a:hover,
.page-faq .qa__a a:focus-visible {
  color: var(--red-deep);
  border-color: var(--red-deep);
}

.page-faq .qa__a ol,
.page-faq .qa__a ul {
  margin: 0;
  padding-left: 1.2em;
  display: grid;
  gap: 6px;
  font-size: var(--fs-14);
  line-height: 1.8;
}

/* ---------- 联系方式卡 ---------- */
.page-faq .support-card {
  margin: 0;
  border: var(--faq-line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
}

.page-faq .support-card__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 16px;
  border-bottom: var(--faq-line);
}

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

.page-faq .support-card__row dt {
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--charcoal);
}

.page-faq .support-card__row dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: var(--fs-16);
  color: var(--ink);
  word-break: break-all;
}

/* ---------- 继续阅读 ---------- */
.page-faq .faq-next {
  margin-top: 52px;
  padding: 36px 0 8px;
  background: linear-gradient(180deg, rgba(20, 22, 26, 0.03) 0%, rgba(20, 22, 26, 0) 100%);
  border-top: 1px solid var(--fog);
}

.page-faq .faq-next h2 {
  margin: 6px 0 20px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 4.2vw, 1.7rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-next__list a {
  display: grid;
  gap: 4px;
  padding: 16px;
  border: var(--faq-line);
  border-radius: var(--radius);
  background: #fff;
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-next__list a:hover,
.page-faq .faq-next__list a:focus-visible {
  border-color: var(--red);
  transform: translateY(-2px);
}

.page-faq .faq-next__title {
  font-weight: 700;
  font-size: var(--fs-16);
  color: var(--ink);
}

.page-faq .faq-next__desc {
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--charcoal);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-cats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .support-card__row {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: center;
    gap: 16px;
  }

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

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-faq {
    padding-bottom: 88px;
  }

  .page-faq .faq-hero {
    padding: 52px 0 60px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 44px;
  }

  .page-faq .faq-finder__bar {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: center;
    gap: 16px;
  }

  .page-faq .faq-block {
    padding-top: 60px;
  }

  .page-faq .steps-wrap {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: start;
    gap: 28px;
  }

  .page-faq .qa__a {
    padding-left: 44px;
    padding-right: 32px;
  }

  .page-faq .faq-next {
    margin-top: 72px;
    padding-top: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cats__item,
  .page-faq .faq-next__list a {
    transform: none;
  }
}