.page-faq {
  --faq-pad: 56px;
  --faq-pad-lg: 84px;
}

.page-faq section[id] {
  scroll-margin-top: calc(var(--bar-h) + 20px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: calc(var(--bar-h) + 44px) 0 42px;
  background:
    radial-gradient(115% 85% at 84% -10%, rgba(108, 59, 255, .30), transparent 62%),
    radial-gradient(90% 70% at 4% 0%, rgba(43, 224, 208, .13), transparent 60%),
    var(--c-void);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: 26px;
}

.page-faq .faq-hero__kicker {
  margin: 0;
  color: var(--c-cyan);
}

.page-faq .faq-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 250;
  font-size: clamp(1.85rem, 5.2vw, 3.9rem);
  line-height: 1.12;
  color: var(--c-white);
  max-width: 17em;
}

.page-faq .faq-hero__lede {
  margin: 22px 0 0;
  max-width: 44em;
  color: var(--c-white);
  font-size: 1rem;
  line-height: 1.85;
}

.page-faq .faq-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.page-faq .faq-quick a {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-quick a:hover,
.page-faq .faq-quick a:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  background: rgba(43, 224, 208, .07);
  outline: none;
}

/* ---------- 通用章节 ---------- */
.page-faq .section {
  padding: var(--faq-pad) 0;
  border-top: 1px solid var(--line);
}

.page-faq .section-head {
  margin-bottom: 34px;
}

.page-faq .section-title {
  color: var(--c-white);
}

.page-faq .faq-start {
  background: var(--c-void);
  border-top: 0;
}

/* ---------- 三步路径 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .step {
  background: var(--c-panel);
  padding: 26px 22px;
  transition: background-color .24s var(--ease);
}

.page-faq .step:hover {
  background: #101c46;
}

.page-faq .step__num {
  display: block;
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  line-height: 1;
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .step__title {
  margin: 16px 0 10px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--c-white);
}

.page-faq .step p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-faq .faq-start__media {
  margin-top: 36px;
  display: grid;
  gap: 22px;
}

.page-faq .faq-start__media .media-frame {
  margin: 0;
}

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

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

.page-faq .faq-start__note p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--c-white);
}

/* ---------- 数据带 ---------- */
.page-faq .faq-band {
  background: var(--c-panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 34px 0;
}

.page-faq .faq-band__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px 18px;
}

.page-faq .faq-band__cell {
  border-left: 1px solid var(--line-strong);
  padding-left: 14px;
}

.page-faq .faq-band__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  line-height: 1;
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-band__key {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-mist);
}

/* ---------- 问答堆栈 ---------- */
.page-faq .faq-stack {
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line);
  transition: border-color .22s var(--ease);
}

.page-faq .qa__q {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 44px 18px 0;
  cursor: pointer;
  list-style: none;
  color: var(--c-white);
  font-size: 1.02rem;
  line-height: 1.65;
  transition: color .2s var(--ease);
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--c-cyan);
}

.page-faq .qa__q:hover,
.page-faq .qa__q:focus-visible {
  color: var(--c-cyan);
  outline: none;
}

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

.page-faq .qa[open] {
  border-bottom-color: var(--c-cyan);
}

.page-faq .qa__num {
  flex: none;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-cyan);
}

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

.page-faq .qa__a p {
  margin: 0;
  max-width: 68ch;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--c-white);
}

/* ---------- 浅色阅读分区 ---------- */
.page-faq .faq-paper {
  background: var(--c-paper);
  color: var(--c-ink);
}

.page-faq .faq-paper .section-title {
  color: var(--c-ink);
}

.page-faq .faq-paper .section-index,
.page-faq .faq-paper .kicker {
  color: var(--c-indigo);
}

.page-faq .faq-paper .faq-stack {
  border-top-color: rgba(16, 21, 40, .16);
}

.page-faq .faq-paper .qa {
  border-bottom-color: rgba(16, 21, 40, .16);
}

.page-faq .faq-paper .qa__q {
  color: var(--c-ink);
}

.page-faq .faq-paper .qa__q::after,
.page-faq .faq-paper .qa__num {
  color: var(--c-violet);
}

.page-faq .faq-paper .qa__q:hover,
.page-faq .faq-paper .qa__q:focus-visible {
  color: var(--c-violet);
}

.page-faq .faq-paper .qa[open] {
  border-bottom-color: var(--c-violet);
}

.page-faq .faq-paper .qa__a p {
  color: var(--c-ink);
}

/* ---------- 深蓝绿适配分区 ---------- */
.page-faq .faq-adapt__figure {
  margin: 34px 0 0;
  border: 1px solid var(--line);
}

.page-faq .faq-adapt__figure .media-caption {
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  color: var(--c-mist);
}

/* ---------- 提报分区 ---------- */
.page-faq .faq-reject {
  margin-top: 36px;
}

.page-faq .faq-reject .panel-title {
  margin: 0;
  font-size: 1.02rem;
  color: var(--c-white);
}

.page-faq .faq-reject__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-reject__list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: .94rem;
  line-height: 1.75;
  color: var(--c-white);
}

.page-faq .faq-reject__list .mono {
  flex: none;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-orange);
}

.page-faq .faq-reject .panel-body p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--c-mist);
}

/* ---------- 转人工 ---------- */
.page-faq .faq-human {
  background: var(--c-void);
  border-top: 1px solid var(--line);
  padding-bottom: calc(var(--faq-pad) + 16px);
}

.page-faq .faq-human__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

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

.page-faq .faq-human__col .kicker {
  margin: 0;
  color: var(--c-cyan);
}

.page-faq .faq-human__big {
  margin: 10px 0 20px;
  font-size: clamp(1.35rem, 3vw, 1.95rem);
  line-height: 1.2;
  color: var(--c-white);
  letter-spacing: .02em;
}

.page-faq .faq-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-faq .faq-contact li {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: baseline;
  font-size: .94rem;
  line-height: 1.7;
  color: var(--c-white);
}

.page-faq .faq-contact__key {
  flex: none;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-mist);
}

.page-faq .faq-human__hint {
  margin: 22px 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-faq .faq-human__hint a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 224, 208, .4);
}

.page-faq .faq-human__hint a:hover {
  border-bottom-color: var(--c-cyan);
}

.page-faq .faq-human__col--prep {
  background: var(--c-panel);
  border: 1px solid var(--line);
  padding: 26px 22px;
}

.page-faq .faq-prep {
  list-style: none;
  margin: 16px 0 26px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-prep li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: .94rem;
  line-height: 1.7;
  color: var(--c-white);
}

.page-faq .faq-prep .mono {
  flex: none;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-violet-soft);
}

.page-faq .faq-human__col--prep .btn {
  display: inline-flex;
}

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

  .page-faq .faq-contact li {
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-faq {
    --faq-pad: 84px;
  }

  .page-faq .faq-hero {
    padding: calc(var(--bar-h) + 64px) 0 56px;
  }

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

  .page-faq .step {
    padding: 34px 28px;
  }

  .page-faq .faq-start__media {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: 28px;
    margin-top: 42px;
  }

  .page-faq .qa__q {
    font-size: 1.08rem;
    padding: 22px 48px 22px 0;
  }

  .page-faq .qa__a p {
    font-size: 1rem;
  }

  .page-faq .faq-human__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
  }

  .page-faq .faq-human__col--prep {
    padding: 32px 28px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__lede {
    font-size: 1.06rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}