.page-faq {
  padding-bottom: clamp(40px, 6vw, 84px);
}

/* 首屏路径区 */
.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: 22px;
  padding: clamp(22px, 4vw, 46px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 130% at 88% 0%, rgba(53, 196, 160, 0.15), transparent 58%),
    radial-gradient(90% 120% at 0% 100%, rgba(240, 90, 60, 0.14), transparent 62%),
    var(--ink-800);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(169, 193, 214, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 193, 214, 0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 74%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 74%);
  pointer-events: none;
}

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

.page-faq .faq-hero__title {
  margin: 10px 0 14px;
  max-width: 620px;
  font-family: var(--font-sans);
  font-size: clamp(28px, 5vw, 50px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-faq .faq-hero__lede {
  max-width: 58ch;
  margin: 0 0 20px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

/* 三步路径 */
.page-faq .path {
  padding: 18px 20px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(11, 27, 43, 0.6);
}

.page-faq .path__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-faq .path__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .path__step {
  position: relative;
  padding: 0 0 22px 42px;
}

.page-faq .path__step:last-child {
  padding-bottom: 0;
}

.page-faq .path__step::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 30px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--mint), rgba(53, 196, 160, 0.06));
}

.page-faq .path__step:last-child::before {
  display: none;
}

.page-faq .path__num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--ink-750);
  color: var(--mist);
  font-size: 12px;
}

.page-faq .path__step--key .path__num {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(240, 90, 60, 0.16);
}

.page-faq .path__title {
  margin: 2px 0 4px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
}

.page-faq .path__step--key .path__title {
  color: var(--brand);
}

.page-faq .path__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* 图片框 */
.page-faq .media-frame {
  position: relative;
}

.page-faq .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  border-radius: inherit;
}

/* 双栏布局 */
.page-faq .faq-body {
  display: grid;
  gap: 26px;
  margin-top: clamp(28px, 4vw, 52px);
}

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

/* 左侧问题轨道 */
.page-faq .faq-rail {
  padding: 18px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(18, 42, 64, 0.62);
}

.page-faq .faq-rail__title {
  margin: 0 0 10px;
  color: var(--mint);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-rail__list a {
  display: flex;
  gap: 9px;
  padding: 8px 8px 8px 6px;
  border-left: 2px solid transparent;
  border-radius: 0 8px 8px 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-rail__list a .mono {
  font-size: 11.5px;
  color: var(--line);
  padding-top: 2px;
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--white);
  background: rgba(94, 116, 138, 0.16);
  border-left-color: var(--brand);
}

.page-faq .faq-rail__list a:hover .mono,
.page-faq .faq-rail__list a:focus-visible .mono {
  color: var(--brand);
}

/* 记录查询入口卡片 */
.page-faq .faq-feature {
  display: grid;
  gap: 18px;
  padding: clamp(18px, 3vw, 26px);
  margin-bottom: 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(53, 196, 160, 0.13), rgba(18, 42, 64, 0.92) 58%);
}

.page-faq .faq-feature__title {
  margin: 8px 0 10px;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-feature__text p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-feature__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-faq .faq-feature__points li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-faq .faq-feature__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--mint);
}

.page-faq .faq-feature__media {
  min-height: 180px;
}

/* 筛选条 */
.page-faq .filter-bar {
  margin-bottom: 18px;
}

/* 问答列表 */
.page-faq .faq-answers {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(18, 42, 64, 0.55);
  overflow: hidden;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.page-faq .faq-item:hover {
  border-color: var(--line-strong);
}

.page-faq .faq-item[open] {
  border-color: rgba(240, 90, 60, 0.55);
  background: rgba(18, 42, 64, 0.95);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-item__num {
  padding-top: 2px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mint);
}

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

.page-faq .faq-item__q {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
}

.page-faq .faq-item__sign {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 4px;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  border-radius: 2px;
  background: var(--brand);
  transition: transform 0.2s ease;
}

.page-faq .faq-item__sign::before {
  left: 0;
  right: 0;
  top: 7px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
}

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

.page-faq .faq-item__body {
  padding: 0 16px 16px;
}

.page-faq .faq-item__body p {
  margin: 0 0 10px;
  max-width: 70ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-item__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
}

/* 联系前准备 */
.page-faq .faq-contact {
  display: grid;
  gap: 22px;
  margin-top: clamp(30px, 4.5vw, 56px);
  padding: clamp(22px, 3.4vw, 38px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(199, 63, 39, 0.16), rgba(11, 27, 43, 0.72) 62%);
}

.page-faq .faq-contact__title {
  margin: 8px 0 12px;
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-contact__intro p {
  margin: 0 0 18px;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .prep-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .prep-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .prep-list .mono {
  font-size: 11.5px;
  color: var(--brand);
  padding-top: 3px;
}

.page-faq .faq-contact__ways {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 16px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(11, 27, 43, 0.55);
  font-size: 14px;
}

.page-faq .faq-contact__ways dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
  align-self: center;
}

.page-faq .faq-contact__ways dd {
  margin: 0;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__ways dd a {
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 90, 60, 0.35);
}

.page-faq .faq-contact__ways dd a:hover {
  border-bottom-color: var(--brand);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-faq .faq-feature {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: start;
  }

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

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

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 24px;
  }
}

@media (max-width: 999px) {
  .page-faq .faq-rail {
    order: 2;
  }

  .page-faq .faq-main {
    order: 1;
  }
}

@media (max-width: 560px) {
  .page-faq .faq-hero__actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-faq .faq-item__q {
    font-size: 15px;
  }

  .page-faq .faq-contact__ways {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-faq .faq-contact__ways dd {
    margin-bottom: 8px;
  }
}

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