.page-faq {
  --faq-accent-sync: var(--color-orange);
  --faq-accent-video: var(--color-gold);
  --faq-accent-database: var(--color-mid-blue);
  --faq-accent-broadcast: var(--color-danger);
  --faq-accent-notify: var(--color-deep-blue);
  --faq-ink: #122242;
  --faq-muted: #5b6b87;
  --faq-rule: #e6ebf4;
  --faq-section-radius: 0px;

  background:
    radial-gradient(circle at 100% 0%, rgba(232, 163, 61, 0.08) 0%, transparent 32%),
    var(--color-light-bg);
  color: var(--faq-ink);
}

/* 面包屑 */
.page-faq .breadcrumbs {
  background: var(--color-deep-blue);
  color: rgba(255, 255, 255, 0.85);
  padding: 12px 0;
}
.page-faq .breadcrumbs-list {
  margin: 0;
}
.page-faq .breadcrumbs-list a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
}
.page-faq .breadcrumbs-list a:hover {
  color: var(--color-orange);
}

/* 页头 */
.page-faq .faq-hero {
  background:
    linear-gradient(118deg, rgba(232, 163, 61, 0.12), transparent 38%),
    linear-gradient(112deg, rgba(5, 11, 26, 0.98), rgba(10, 30, 63, 0.96) 48%, rgba(42, 91, 142, 0.78));
  color: #ffffff;
  padding: 48px 0 88px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), 0 100%);
}
.page-faq .faq-hero .section-kicker {
  color: var(--color-gold);
}
.page-faq .faq-hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(1.65rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  max-width: 980px;
  margin: 14px 0 18px;
}
.page-faq .faq-hero h1::after {
  content: "";
  display: block;
  width: 64px;
  height: 6px;
  background: var(--gradient-orange);
  margin-top: 18px;
}
.page-faq .faq-hero-lead {
  max-width: 760px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
}

/* 主体布局 */
.page-faq .faq-layout {
  display: grid;
  gap: 24px;
  padding-top: 44px;
  padding-bottom: 64px;
}

/* 左侧索引 */
.page-faq .faq-aside {
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0 2px, transparent 2px 10px),
    var(--color-deep-blue);
  color: #ffffff;
  border-top: 4px solid var(--color-orange);
  box-shadow: 0 10px 30px rgba(10, 30, 63, 0.18);
}
.page-faq .faq-aside-inner {
  padding: 20px 18px;
}
.page-faq .faq-aside-title {
  margin: 0 0 12px;
  font-family: var(--font-headline);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-gold);
}
.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}
.page-faq .faq-index-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 10px;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  border-left: 3px solid transparent;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.page-faq .faq-index-link svg {
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
}
.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  background: rgba(255, 107, 26, 0.16);
  border-left-color: var(--color-orange);
  color: #ffffff;
}
.page-faq .faq-index-dot {
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  background: #ffffff;
}
.page-faq .faq-index-dot-sync { background: var(--faq-accent-sync); }
.page-faq .faq-index-dot-video { background: var(--faq-accent-video); }
.page-faq .faq-index-dot-database { background: var(--faq-accent-database); }
.page-faq .faq-index-dot-broadcast { background: var(--faq-accent-broadcast); }
.page-faq .faq-index-dot-notify { background: var(--faq-accent-notify); }
.page-faq .faq-index-count {
  margin-left: auto;
  font-family: var(--font-headline);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.45);
}
.page-faq .faq-aside-card {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 14px;
}
.page-faq .faq-aside-card p {
  margin: 0 0 12px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}
.page-faq .faq-aside-card .btn {
  display: block;
  width: 100%;
  text-align: center;
}

/* 右侧手风琴区域 */
.page-faq .faq-main {
  display: grid;
  gap: 22px;
  min-width: 0;
}

/* 问题分组 */
.page-faq .faq-group {
  background: var(--color-white);
  border: 1px solid var(--faq-rule);
  border-left-width: 4px;
  box-shadow: 0 8px 26px rgba(10, 30, 63, 0.07);
  padding: 24px 18px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.page-faq .faq-group:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(10, 30, 63, 0.12);
}
.page-faq .faq-group-sync { border-left-color: var(--faq-accent-sync); }
.page-faq .faq-group-video { border-left-color: var(--faq-accent-video); }
.page-faq .faq-group-database { border-left-color: var(--faq-accent-database); }
.page-faq .faq-group-broadcast { border-left-color: var(--faq-accent-broadcast); }
.page-faq .faq-group-notify { border-left-color: var(--faq-accent-notify); }

.page-faq .faq-group-head {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-bottom: 1px solid var(--faq-rule);
  padding-bottom: 16px;
}
.page-faq .faq-group-kicker {
  margin: 0 0 4px;
  font-family: var(--font-headline);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-orange);
}
.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-headline);
  font-size: 1.55rem;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-deep-blue);
}

/* 分组图片 */
.page-faq .faq-group-media {
  margin: 0;
  background: var(--color-light-bg);
  border: 1px solid var(--faq-rule);
  overflow: hidden;
}
.page-faq .faq-group-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-group-media-figcaption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--faq-muted);
}
.page-faq .faq-group-media-sm {
  width: 100%;
}
.page-faq .faq-group-desc {
  margin: 14px 0 4px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--faq-muted);
}

/* 手风琴 */
.page-faq .accordion {
  border-top: 1px solid var(--faq-rule);
  margin-top: 14px;
}
.page-faq .accordion-item {
  border-bottom: 1px solid var(--faq-rule);
}
.page-faq .faq-question-title {
  margin: 0;
}
.page-faq .accordion-trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 18px 2px;
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  text-align: left;
  color: var(--faq-ink);
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}
.page-faq .accordion-trigger:hover,
.page-faq .accordion-trigger:focus-visible {
  color: var(--color-orange);
  background: #fafbfd;
}

.page-faq .faq-icon {
  position: relative;
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-orange);
  box-sizing: border-box;
}
.page-faq .faq-icon::before,
.page-faq .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--color-orange);
  transition: transform 0.3s ease;
}
.page-faq .faq-icon::before {
  left: 50%;
  top: 3px;
  bottom: 3px;
  width: 2px;
  transform: translateX(-50%);
}
.page-faq .faq-icon::after {
  top: 50%;
  left: 3px;
  right: 3px;
  height: 2px;
  transform: translateY(-50%);
}
.page-faq .accordion-item[data-open="true"] .faq-icon::before {
  transform: translateX(-50%) rotate(90deg);
}

.page-faq .accordion-panel {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.35s ease;
}
.page-faq .accordion-item[data-open="true"] .accordion-panel {
  max-height: 2000px;
  opacity: 1;
}
.page-faq .accordion-content {
  padding: 0 4px 22px 30px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--faq-muted);
}
.page-faq .accordion-content p {
  margin: 0 0 10px;
}
.page-faq .accordion-content p:last-child {
  margin-bottom: 0;
}
.page-faq .accordion-content a {
  color: var(--color-mid-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .accordion-content a:hover {
  color: var(--color-orange);
}

/* 底部联系入口 */
.page-faq .faq-support-cta {
  padding-bottom: 72px;
}
.page-faq .faq-support-card {
  background:
    linear-gradient(118deg, rgba(232, 163, 61, 0.1), transparent 42%),
    var(--color-dark);
  color: #ffffff;
  border-left: 6px solid var(--color-orange);
  padding: 30px 24px;
  box-shadow: 0 16px 40px rgba(10, 30, 63, 0.18);
}
.page-faq .faq-support-card h2 {
  margin: 0 0 8px;
  font-family: var(--font-headline);
  font-size: 1.4rem;
  text-transform: uppercase;
  color: #ffffff;
}
.page-faq .faq-support-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  line-height: 1.7;
}
.page-faq .faq-support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

@media (min-width: 480px) {
  .page-faq .faq-index-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-aside-card {
    grid-column: 1 / -1;
  }
}

@media (min-width: 700px) {
  .page-faq .faq-support-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 40px 36px;
  }
  .page-faq .faq-support-actions {
    flex: 0 0 auto;
    margin-top: 0;
  }
  .page-faq .faq-group-head {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-faq .faq-group-media-sm {
    flex: 0 0 42%;
    max-width: 360px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 40px;
  }
  .page-faq .faq-aside-inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding: 22px 20px;
  }
  .page-faq .faq-index-list {
    grid-template-columns: 1fr;
  }
  .page-faq .faq-aside-card {
    grid-column: auto;
  }
  .page-faq .faq-group {
    padding: 30px 26px;
  }
  .page-faq .faq-group-head h2 {
    font-size: 1.7rem;
  }
}