.page-faq {
  color: var(--text);
  padding-block: clamp(22px, 5vw, 54px) clamp(56px, 9vw, 108px);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .crumbs {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-hero {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  padding-bottom: clamp(30px, 4vw, 52px);
  border-bottom: 1px solid var(--line);
}

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

.page-faq .faq-hero h1 {
  font-size: clamp(1.9rem, 5.2vw, 3.4rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
  max-width: 20ch;
}

.page-faq .faq-hero .lead {
  margin-top: 18px;
  max-width: 56ch;
  color: var(--muted);
  line-height: 1.8;
}

@media (min-width: 1000px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

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

/* 检索入口：外观像输入框，点击唤起站内检索 */
.page-faq .faq-search {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 540px;
  margin-top: 26px;
  padding: 13px 16px;
  text-align: left;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--muted);
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  cursor: pointer;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-search:hover,
.page-faq .faq-search:focus-visible {
  border-color: var(--cyan);
  color: var(--text);
  outline: none;
}

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

.page-faq .faq-search__key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  padding: 2px 9px;
  border: 1px solid var(--line);
  border-radius: var(--rad);
  background: rgba(53, 230, 210, 0.08);
}

/* 分组索引 */
.page-faq .faq-jump {
  margin-top: 28px;
}

.page-faq .faq-jump__label {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-jump__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .faq-jump__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 14px;
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  background: var(--hull);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  outline: none;
}

.page-faq .faq-jump__no {
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

/* ---------- 问答组 ---------- */
.page-faq .faq-block {
  position: relative;
  margin-top: clamp(38px, 6vw, 76px);
}

.page-faq .faq-block .sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
}

.page-faq .faq-block .sec-head__no {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-block .sec-head__title {
  margin: 0;
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-faq .faq-block .sec-head__note {
  flex: 1 1 320px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-faq .faq-block {
    padding-left: clamp(28px, 3.4vw, 56px);
    border-left: 1px solid var(--line);
  }

  .page-faq .faq-block::before {
    content: "";
    position: absolute;
    left: -5px;
    top: 12px;
    width: 9px;
    height: 9px;
    background: var(--cyan);
    box-shadow: 0 0 0 4px rgba(53, 230, 210, 0.14);
  }
}

.page-faq .faq-block__bar {
  display: flex;
  justify-content: flex-end;
  margin-top: 14px;
  padding-bottom: 4px;
}

.page-faq .faq-block__body {
  display: block;
}

/* ---------- 单条问答 ---------- */
.page-faq .qa {
  border-top: 1px solid var(--line);
}

.page-faq .qa__q {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 0 14px;
  align-items: start;
  padding: 17px 0;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.65;
  transition: color 0.18s var(--ease);
}

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

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

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

.page-faq .qa__no {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  padding-top: 5px;
  transition: color 0.18s var(--ease);
}

.page-faq .qa[open] > .qa__q .qa__no {
  color: var(--cyan);
}

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

.page-faq .qa--hot .qa__text::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 9px;
  vertical-align: 2px;
  border-radius: 50%;
  background: var(--orange);
}

.page-faq .qa__a {
  padding: 0 0 20px;
}

.page-faq .qa__a-inner {
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-faq .qa__a-inner p {
  margin: 0 0 0.7em;
}

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

.page-faq .qa__a-inner strong {
  color: var(--text);
  font-weight: 600;
}

.page-faq .qa__a-inner a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 210, 0.4);
}

.page-faq .qa__steps {
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 7px;
  margin: 0.7em 0;
  padding: 0;
}

.page-faq .qa__steps li {
  position: relative;
  padding-left: 32px;
  counter-increment: faqstep;
}

.page-faq .qa__steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.2em;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

@media (min-width: 900px) {
  .page-faq .qa__q {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 0 18px;
    padding: 21px 0;
  }

  .page-faq .qa__a {
    padding-left: 96px;
  }
}

/* ---------- 设备适配配图 ---------- */
.page-faq .faq-device__media {
  margin: clamp(20px, 3vw, 32px) 0 0;
}

/* ---------- 底部行动区 ---------- */
.page-faq .faq-cta {
  position: relative;
  margin-top: clamp(44px, 7vw, 88px);
  padding: clamp(24px, 4vw, 48px);
  background: linear-gradient(120deg, rgba(53, 230, 210, 0.09) 0%, rgba(76, 139, 255, 0.06) 100%);
  border: 1px solid var(--line);
}

.page-faq .faq-cta::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--pulse);
}

.page-faq .faq-cta .eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-faq .faq-cta__title {
  margin: 12px 0 0;
  font-size: clamp(1.35rem, 3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.3;
  max-width: 24ch;
}

.page-faq .faq-cta__text {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq a:focus-visible,
.page-faq button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__media {
    margin-top: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}