/* ===== 页面作用域：faq 常见问题 ===== */
.page-faq {
  --faq-sidebar-w: 280px;
  --faq-gap: 56px;
  --faq-card-radius: 18px;
  --faq-navy-soft: rgba(15, 43, 91, 0.62);
  background: var(--color-paper);
  color: var(--color-ink);
}

/* ---- 首屏：编辑感帮助中心头部 ---- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 48px;
  background:
    radial-gradient(ellipse at 82% 18%, rgba(124, 58, 237, 0.45) 0%, transparent 55%),
    radial-gradient(ellipse at 16% 90%, rgba(37, 99, 235, 0.38) 0%, transparent 55%),
    linear-gradient(135deg, var(--color-navy) 0%, #1c3d78 55%, var(--color-blue) 115%);
  color: #fff;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero .breadcrumbs {
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.72);
}
.page-faq .faq-hero .breadcrumbs a {
  color: rgba(255, 255, 255, 0.86);
  text-decoration: none;
}
.page-faq .faq-hero .breadcrumbs a:hover {
  color: #fff;
  text-decoration: underline;
}
.page-faq .faq-hero .overline {
  margin-bottom: 10px;
  color: var(--color-orange);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
}
.page-faq .faq-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--color-orange);
  vertical-align: middle;
  animation: faqPulse 2.4s ease-in-out infinite;
}
@keyframes faqPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.45); opacity: 0.65; }
}
.page-faq .faq-hero__grid {
  display: grid;
  gap: 32px;
}
.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.2vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 12px 0 16px;
  max-width: 13em;
  color: #fff;
}
.page-faq .faq-hero .lede {
  margin: 0;
  max-width: 48em;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}
.page-faq .faq-hero__search {
  position: relative;
}
.page-faq .faq-search__icon {
  position: absolute;
  left: 16px;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  color: var(--color-blue);
  pointer-events: none;
}
.page-faq .faq-hero__search input {
  box-sizing: border-box;
  width: 100%;
  padding: 18px 18px 18px 48px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-ink);
  box-shadow: 0 16px 40px rgba(6, 15, 45, 0.25);
}
.page-faq .faq-hero__search input:focus {
  outline: none;
  border-color: var(--color-purple);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.28);
}
.page-faq .faq-search__hint {
  display: block;
  margin-top: 10px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.66);
}
.page-faq .faq-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px 28px;
  margin: 44px 0 0;
  padding: 28px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  list-style: none;
}
.page-faq .faq-facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-faq .faq-facts strong {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: #fff;
}
.page-faq .faq-facts span {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.68);
}

/* ---- 主体左右分栏 ---- */
.page-faq .faq-layout {
  display: grid;
  gap: 40px;
  padding-top: 40px;
  padding-bottom: 80px;
}
.page-faq .faq-sidebar {
  display: grid;
  align-content: start;
  gap: 20px;
}
.page-faq .faq-sidebar__nav {
  padding: 18px 14px;
  border: 1px solid rgba(15, 43, 91, 0.08);
  border-left: 3px solid var(--color-blue);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 4px 20px rgba(15, 43, 91, 0.05);
}
.page-faq .faq-sidebar__heading {
  margin: 0 0 12px;
  padding: 0 10px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-navy);
}
.page-faq .faq-sidebar__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-sidebar__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  color: var(--color-ink);
  font-size: 0.9rem;
  text-decoration: none;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.page-faq .faq-sidebar__list a:hover {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-blue);
}
.page-faq .faq-sidebar__num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-orange);
}
.page-faq .faq-sidebar__card {
  padding: 20px;
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(37, 99, 235, 0.06), rgba(124, 58, 237, 0.08));
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-ink);
}
.page-faq .faq-sidebar__tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.page-faq .faq-sidebar__card a {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-content {
  display: grid;
  gap: 48px;
}
.page-faq .faq-section {
  scroll-margin-top: 28px;
}
.page-faq .faq-section__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
  padding-bottom: 16px;
  border-bottom: 2px solid rgba(15, 43, 91, 0.1);
}
.page-faq .faq-section__num {
  margin-top: 2px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-purple);
}
.page-faq .faq-section__head h2 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-navy);
}
.page-faq .faq-section__head p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--faq-navy-soft);
}

/* ---- 手风琴列表 ---- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}
.page-faq .faq-item {
  border: 1px solid rgba(15, 43, 91, 0.08);
  border-radius: var(--faq-card-radius);
  background: var(--color-glass);
  box-shadow: 0 2px 14px rgba(15, 43, 91, 0.04);
  transition: box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.page-faq .faq-item:hover {
  border-color: rgba(37, 99, 235, 0.18);
  box-shadow: 0 6px 24px rgba(15, 43, 91, 0.07);
}
.page-faq .faq-item[open] {
  border-color: rgba(37, 99, 235, 0.22);
  box-shadow: 0 10px 32px rgba(15, 43, 91, 0.09);
}
.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 19px 22px;
  list-style: none;
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-ink);
  user-select: none;
}
.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__q:hover {
  color: var(--color-blue);
}
.page-faq .faq-item__icon {
  position: relative;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}
.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  border-radius: 1px;
  background: var(--color-purple);
  transition: transform 0.35s var(--ease);
}
.page-faq .faq-item__icon::before {
  width: 14px;
  height: 2px;
}
.page-faq .faq-item__icon::after {
  width: 2px;
  height: 14px;
}
.page-faq .faq-item[open] .faq-item__icon::after {
  transform: scaleY(0);
}
.page-faq .faq-item__a {
  padding: 2px 24px 24px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--color-ink);
}
.page-faq .faq-item[open] .faq-item__a {
  animation: faqAnswerIn 0.4s var(--ease);
}
@keyframes faqAnswerIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-faq .faq-item__a p {
  margin: 0 0 8px;
}
.page-faq .faq-item__a p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-item__a a {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---- 两步重登流程 ---- */
.page-faq .faq-steps {
  display: grid;
  gap: 20px;
  margin-bottom: 28px;
}
.page-faq .faq-steps__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-steps__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(15, 43, 91, 0.08);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 2px 12px rgba(15, 43, 91, 0.04);
}
.page-faq .faq-steps__num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-orange), var(--color-rose));
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
}
.page-faq .faq-steps__item h3 {
  margin: 0 0 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
}
.page-faq .faq-steps__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(23, 25, 35, 0.72);
}

/* ---- 图片 ---- */
.page-faq .figure {
  margin: 0;
}
.page-faq .figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid rgba(15, 43, 91, 0.1);
  border-radius: 16px;
  box-shadow: 0 16px 44px rgba(15, 43, 91, 0.14);
}
.page-faq .figure figcaption {
  margin-top: 10px;
  font-size: 0.82rem;
  text-align: center;
  color: rgba(23, 25, 35, 0.55);
}
.page-faq .faq-sync-figure {
  margin-top: 24px;
}

/* ---- 响应式：平板及以上 ---- */
@media (min-width: 640px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-faq .faq-steps__list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 820px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.7fr 1fr;
    align-items: end;
  }
}

/* ---- 响应式：桌面 ---- */
@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-sidebar-w) minmax(0, 1fr);
    gap: var(--faq-gap);
    align-items: start;
  }
  .page-faq .faq-sidebar {
    position: sticky;
    top: 24px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-steps {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 32px;
    align-items: center;
  }
}

/* ---- 降级：减少动态 ---- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-pulse,
  .page-faq .faq-item[open] .faq-item__a {
    animation: none;
  }
}