.page-faq {
  display: block;
}

/* ---------- 面包屑留白 ---------- */
.page-faq .breadcrumb {
  padding-top: clamp(1rem, 2.6vw, 1.6rem);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.6rem, 4vw, 2.6rem) 0 clamp(2.4rem, 6vw, 4rem);
  background:
    radial-gradient(130% 110% at 92% 2%, rgba(46, 230, 214, .17), transparent 58%),
    linear-gradient(175deg, var(--sand) 0%, var(--paper) 64%);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  border: 1px dashed rgba(30, 111, 159, .3);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 2.4rem);
}

.page-faq .faq-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--coral);
}

.page-faq .faq-hero h1 {
  margin: .7rem 0 0;
  max-width: 16ch;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6.4vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.025em;
  color: var(--deep);
}

.page-faq .faq-hero__intro {
  margin: 1.1rem 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 2.1vw, 1.1rem);
  line-height: 1.88;
  color: var(--ink-soft);
}

.page-faq .faq-hero__stats {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.2rem;
}

.page-faq .faq-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: .18rem;
}

.page-faq .faq-hero__num {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--deep);
}

.page-faq .faq-hero__cap {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--dusk);
}

.page-faq .faq-hero__visual {
  margin: 0;
  min-width: 0;
}

.page-faq .faq-hero__visual figcaption {
  margin-top: .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--dusk);
}

/* ---------- 媒体容器统一处理 ---------- */
.page-faq .media-frame {
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid var(--rule);
  background: linear-gradient(160deg, var(--deep) 0%, var(--deep-2) 100%);
}

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

.page-faq .faq-hero__visual .media-frame {
  aspect-ratio: 3 / 2;
  box-shadow: var(--shadow-2);
}

/* ---------- 路线索引 ---------- */
.page-faq .faq-index {
  padding: clamp(2.2rem, 5vw, 3.4rem) 0 0;
}

.page-faq .faq-index__panel {
  position: relative;
  padding: 1.3rem 1.2rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-index__panel > .note-v {
  display: none;
}

.page-faq .faq-index__title {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--dusk);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding: .72rem .2rem;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: var(--ink);
  transition: color .22s var(--ease), transform .22s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--coral);
  transform: translateX(3px);
}

.page-faq .faq-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--tide);
}

.page-faq .faq-index__name {
  font-size: .96rem;
  font-weight: 600;
  line-height: 1.6;
}

/* ---------- 排查章节 ---------- */
.page-faq .faq-block {
  padding: clamp(2.2rem, 5.5vw, 3.6rem) 0;
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: 5.5rem;
}

.page-faq .faq-block__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

.page-faq .faq-block__num {
  display: inline-block;
  padding-bottom: .3rem;
  border-bottom: 2px solid var(--coral);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .3em;
  color: var(--coral);
}

.page-faq .faq-block__title {
  margin: .9rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.012em;
  color: var(--deep);
}

.page-faq .faq-block__note {
  margin: .8rem 0 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--dusk);
}

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

.page-faq .faq-block__figure {
  margin: 0 0 1.3rem;
}

.page-faq .faq-block__figure .media-frame {
  aspect-ratio: 5 / 3;
}

.page-faq .faq-block__figure figcaption {
  margin-top: .65rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--dusk);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-1);
  margin-bottom: .65rem;
  overflow: hidden;
  transition: box-shadow .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 107, 69, .36);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-item > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  padding: 1rem 1.1rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.65;
  color: var(--deep);
  transition: color .2s var(--ease);
}

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

.page-faq .faq-item > summary::before {
  content: "+";
  flex: none;
  width: 1.1rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--coral);
}

.page-faq .faq-item[open] > summary::before {
  content: "–";
}

.page-faq .faq-item > summary:hover,
.page-faq .faq-item > summary:focus-visible {
  color: var(--coral);
}

.page-faq .faq-item__body {
  padding: 0 1.1rem 1.1rem 2.9rem;
  font-size: .94rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

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

.page-faq .faq-item__body a {
  color: var(--tide);
  text-decoration: underline;
  text-decoration-color: rgba(30, 111, 159, .4);
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover {
  color: var(--coral);
  text-decoration-color: rgba(255, 107, 69, .55);
}

/* ---------- 自查清单 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-faq .faq-steps__item {
  display: flex;
  align-items: flex-start;
  gap: .85rem;
  padding: .85rem 1rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--aqua);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-steps__num {
  flex: none;
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  margin-top: .2rem;
  border-radius: var(--r-xs);
  background: rgba(46, 230, 214, .22);
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--deep);
}

.page-faq .faq-steps__item p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .faq-hint {
  margin: 1.2rem 0 0;
  padding: .9rem 1.1rem;
  border-left: 3px solid var(--coral);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(255, 107, 69, .07);
  font-size: .92rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 结尾联系面板 ---------- */
.page-faq .faq-cta {
  padding: clamp(2.4rem, 6vw, 4rem) 0 clamp(3rem, 7vw, 5rem);
}

.page-faq .faq-cta__panel {
  position: relative;
  overflow: hidden;
  padding: clamp(1.6rem, 4vw, 2.8rem);
  border-radius: var(--r-md);
  background: linear-gradient(155deg, var(--deep) 0%, var(--deep-2) 58%, #16496f 100%);
  box-shadow: var(--shadow-2);
  color: var(--paper);
}

.page-faq .faq-cta__panel::after {
  content: "";
  position: absolute;
  right: -50px;
  top: -50px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 32%, rgba(46, 230, 214, .34), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-cta__title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 1.95rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.012em;
}

.page-faq .faq-cta__text {
  position: relative;
  z-index: 1;
  margin: .85rem 0 0;
  max-width: 54ch;
  font-size: .98rem;
  line-height: 1.88;
  color: rgba(251, 248, 242, .84);
}

.page-faq .faq-cta__contacts {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 1.3rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--rule-inv);
  display: grid;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .02em;
  color: rgba(251, 248, 242, .92);
  word-break: break-word;
}

.page-faq .faq-cta__actions {
  position: relative;
  z-index: 1;
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-index__panel {
    padding: 1.5rem 1.6rem 1.5rem 3.4rem;
  }

  .page-faq .faq-index__panel > .note-v {
    display: block;
    position: absolute;
    left: .85rem;
    top: 1.7rem;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: .66rem;
    letter-spacing: .24em;
    color: var(--dusk);
  }

  .page-faq .faq-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-faq .faq-block__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-faq .faq-block__aside {
    position: sticky;
    top: 6rem;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-index__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}