/* ===== 帮助中心 FAQ 页面专属样式 ===== */
.page-faq {
  --faq-bg-soft: #F1EDE4;
  --faq-line: rgba(180, 140, 60, 0.35);
  --faq-line-strong: rgba(180, 140, 60, 0.8);
  --faq-radius: 4px;
  background:
    linear-gradient(180deg, rgba(8, 26, 51, 0.03) 0, rgba(8, 26, 51, 0) 220px),
    var(--c-paper);
  color: var(--c-ink);
  font-family: var(--font-body);
  line-height: 1.6;
}

.page-faq__inner {
  max-width: 1280px;
  margin-inline: auto;
  padding: 32px clamp(16px, 5vw, 48px) 64px;
}

.page-faq .k-breadcrumb {
  font-size: 13px;
  color: var(--c-jade);
  margin-bottom: 26px;
}

.page-faq .k-breadcrumb a {
  color: var(--c-jade);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.page-faq .k-breadcrumb a:hover {
  border-color: var(--c-gold);
}

.page-faq .k-breadcrumb [aria-current="page"] {
  color: var(--c-cinnabar);
}

.page-faq__header {
  border-bottom: 2px solid var(--c-gold);
  padding: 18px 0 28px;
  margin-bottom: 28px;
  position: relative;
}

.page-faq__header::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 64px;
  height: 8px;
  background-color: var(--c-cinnabar);
}

.page-faq__kicker {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--c-cinnabar);
  text-transform: uppercase;
}

.page-faq__header h1 {
  margin: 0 0 12px;
  font-family: var(--font-title);
  font-size: clamp(28px, 4.2vw, 44px);
  font-weight: 700;
  line-height: 1.22;
  color: var(--c-blue);
  letter-spacing: 0.02em;
}

.page-faq__lead {
  margin: 0;
  max-width: 760px;
  font-size: 15px;
  color: var(--c-ink);
  opacity: 0.86;
}

.page-faq__quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  background: var(--c-blue);
  padding: 14px 18px;
  margin-bottom: 32px;
  border-radius: var(--faq-radius);
}

.page-faq__quick-label {
  color: var(--c-gold-tint);
  font-size: 14px;
  letter-spacing: 0.08em;
  margin-right: 4px;
}

.page-faq__quick .k-tag {
  display: inline-block;
  background: rgba(248, 245, 238, 0.12);
  color: var(--c-light);
  border: 1px solid rgba(180, 140, 60, 0.55);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 13px;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}

.page-faq__quick .k-tag:hover {
  background: var(--c-gold);
  color: var(--c-blue);
  transform: translateY(-1px);
}

.page-faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq__col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-content: start;
}

.page-faq__category {
  background: var(--c-light);
  border: 1px solid var(--faq-line);
  box-shadow: var(--sh-card);
  padding: 28px 24px 24px;
  position: relative;
  scroll-margin-top: 80px;
}

.page-faq__category::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  width: 36px;
  height: 4px;
  background: var(--c-gold);
}

.page-faq__cat-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  border-bottom: 1px solid var(--faq-line);
  padding-bottom: 12px;
  margin-bottom: 12px;
}

.page-faq__cat-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-cinnabar);
  box-shadow: 0 0 0 3px rgba(158, 43, 37, 0.12);
  flex: 0 0 auto;
}

.page-faq__cat-head h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--c-blue);
  line-height: 1.3;
}

.page-faq__cat-count {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-jade);
  background: var(--c-mist);
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-faq__cat-desc {
  margin: 0 0 18px;
  font-size: 14px;
  color: var(--c-jade);
  line-height: 1.6;
}

.page-faq__panels {
  display: grid;
  gap: 12px;
}

.page-faq__panel {
  border: 1px solid var(--faq-line);
  background: var(--c-light);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.page-faq__panel[open] {
  border-color: var(--c-line-dark);
  box-shadow: 0 2px 8px rgba(8, 26, 51, 0.05);
}

.page-faq__panel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-blue);
  transition: color 0.2s;
  user-select: none;
}

.page-faq__panel summary::-webkit-details-marker {
  display: none;
}

.page-faq__panel summary::after {
  content: "";
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-right: 2px solid var(--c-gold);
  border-bottom: 2px solid var(--c-gold);
  transform: rotate(45deg);
  transition: transform 0.28s ease;
  margin-top: -4px;
}

.page-faq__panel[open] summary::after {
  transform: rotate(225deg);
  margin-top: 4px;
}

.page-faq__panel summary:hover {
  color: var(--c-cinnabar);
}

.page-faq__panel-body {
  padding: 16px 18px 18px;
  background: var(--faq-bg-soft);
  border-top: 1px solid var(--faq-line);
  font-size: 14px;
  color: var(--c-ink);
}

.page-faq__panel-body p {
  margin: 0 0 10px;
}

.page-faq__panel-body p:last-child {
  margin-bottom: 0;
}

.page-faq__panel-body a {
  color: var(--c-cinnabar);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__media {
  margin: 18px 0 0;
  border: 1px solid var(--faq-line);
  background: var(--c-mist);
  padding: 8px;
  max-width: 420px;
}

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

.page-faq__media figcaption {
  font-size: 12px;
  color: var(--c-blue);
  letter-spacing: 0.04em;
  padding: 8px 2px 0;
  text-align: center;
}

.page-faq__cta {
  margin-top: 40px;
  background:
    linear-gradient(135deg, rgba(180, 140, 60, 0.16) 0, transparent 55%),
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(248, 245, 238, 0.02) 12px 13px),
    var(--c-blue);
  color: var(--c-light);
  padding: 36px 28px;
  border-left: 6px solid var(--c-gold);
}

.page-faq__cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-title);
  font-size: 24px;
  color: var(--c-light);
}

.page-faq__cta p {
  margin: 0 0 20px;
  max-width: 620px;
  font-size: 14px;
  color: rgba(248, 245, 238, 0.86);
}

.page-faq__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq__cta .k-btn {
  display: inline-block;
  background: var(--c-gold);
  color: var(--c-blue);
  border: 1px solid var(--c-gold);
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.page-faq__cta .k-btn:hover {
  background: var(--c-gold-tint);
  border-color: var(--c-gold-tint);
  transform: translateY(-1px);
}

.page-faq__cta .k-btn--ghost {
  background: transparent;
  color: var(--c-gold-tint);
  border-color: rgba(214, 181, 108, 0.7);
}

.page-faq__cta .k-btn--ghost:hover {
  background: rgba(214, 181, 108, 0.12);
  color: var(--c-light);
  border-color: var(--c-gold-tint);
}

@media (min-width: 900px) {
  .page-faq__inner {
    padding-top: 44px;
  }

  .page-faq__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
  }

  .page-faq__col {
    gap: 32px;
  }

  .page-faq__category {
    padding: 32px 30px 28px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-faq__panel[open] .page-faq__panel-body {
    animation: pageFaqIn 0.3s ease;
  }
}

@keyframes pageFaqIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq__panel summary::after,
  .page-faq__panel[open] summary::after {
    transition: none;
    transform: rotate(45deg);
  }

  .page-faq__panel[open] summary::after {
    transform: rotate(225deg);
  }

  .page-faq__panel-body {
    animation: none;
  }
}