.page-faq {
  --faq-bg-deep: #0A1A2F;
  --faq-bg-card: #1B2A41;
  --faq-border-glow: rgba(0, 229, 255, 0.28);
  --faq-accent: #00E5FF;
  --faq-purple: #7B2FBE;
  --faq-gold: #FFD700;
  --faq-panel-width: 320px;
  --faq-answer-gap: clamp(16px, 3vw, 36px);
  --faq-card-radius: 12px;
  --faq-transition: 280ms cubic-bezier(0.4, 0, 0.2, 1);
}
.page-faq {
  background:
    radial-gradient(ellipse at 12% 0%, rgba(123, 47, 190, 0.16) 0%, rgba(123, 47, 190, 0) 32%),
    radial-gradient(ellipse at 100% 18%, rgba(0, 229, 255, 0.08) 0%, rgba(0, 229, 255, 0) 42%),
    linear-gradient(180deg, #0A1A2F 0%, #0E1E2F 46%, #0A1A2F 100%);
  color: #F5F7FA;
  font-family: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}
.page-faq .breadcrumb-nav {
  max-width: 1440px;
  margin: 0 auto;
  padding: 18px clamp(20px, 4vw, 48px) 0;
  font-family: "Roboto Mono", monospace;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: #9AA5B1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.page-faq .breadcrumb-nav a {
  color: #E0E6ED;
  text-decoration: none;
  transition: color 160ms cubic-bezier(0.4, 0, 0.2, 1);
  border-bottom: 1px solid transparent;
}
.page-faq .breadcrumb-nav a:hover,
.page-faq .breadcrumb-nav a:focus-visible {
  color: #00E5FF;
  border-bottom-color: #00E5FF;
  outline: none;
}
.page-faq .breadcrumb-sep {
  color: rgba(154, 165, 177, 0.6);
}
.page-faq [aria-current="page"] {
  color: #00E5FF;
}
.page-faq .faq-visual-header {
  position: relative;
  max-width: 1440px;
  margin: 0 auto;
  padding: clamp(40px, 5vw, 72px) clamp(20px, 4vw, 48px) clamp(28px, 4vw, 48px);
  display: flex;
  align-items: center;
}
.page-faq .faq-visual-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 18px;
  filter: saturate(0.7) brightness(0.7);
  z-index: 0;
}
.page-faq .faq-visual-mask {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 26, 47, 0.94) 0%, rgba(10, 26, 47, 0.72) 42%, rgba(10, 26, 47, 0.28) 100%),
    linear-gradient(0deg, rgba(10, 26, 47, 0.88) 0%, rgba(10, 26, 47, 0.12) 92%);
  border-radius: 18px;
  z-index: 1;
}
.page-faq .faq-visual-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: clamp(28px, 5vw, 64px) clamp(24px, 4vw, 48px);
}
.page-faq .faq-visual-headline {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: clamp(2rem, 4.2vw, 3.6rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin: 0 0 18px 0;
  color: #FFFFFF;
  text-shadow: 0 2px 24px rgba(0, 229, 255, 0.16);
  border-left: 4px solid #00E5FF;
  padding-left: clamp(12px, 2vw, 20px);
}
.page-faq .faq-visual-desc {
  font-size: clamp(0.9375rem, 1.4vw, 1.125rem);
  line-height: 1.85;
  color: rgba(245, 247, 250, 0.82);
  margin: 0;
  max-width: 60ch;
}
.page-faq .faq-guide-bar {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px) 22px;
}
.page-faq .faq-guide-icon {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  color: #00E5FF;
  margin-top: 2px;
}
.page-faq .faq-guide-tip {
  font-size: 0.875rem;
  color: rgba(154, 165, 177, 0.92);
  line-height: 1.7;
  margin: 0;
  border-bottom: 1px solid rgba(0, 229, 255, 0.14);
  padding-bottom: 18px;
  flex: 1;
}
.page-faq .faq-exhibit-layout {
  position: relative;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px) clamp(64px, 7vw, 96px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}
@media (min-width: 768px) {
  .page-faq .faq-exhibit-layout {
    grid-template-columns: var(--faq-panel-width) minmax(0, 1fr);
    gap: var(--faq-answer-gap);
  }
}
.page-faq .faq-dir-panel {
  position: relative;
}
.page-faq .faq-dir-sticky {
  position: relative;
  background: rgba(27, 42, 65, 0.62);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 229, 255, 0.14);
  border-radius: 14px;
  padding: clamp(20px, 2.5vw, 28px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
}
@media (min-width: 1025px) {
  .page-faq .faq-dir-sticky {
    position: sticky;
    top: 96px;
    z-index: 4;
  }
}
.page-faq .faq-dir-kicker {
  font-family: "Roboto Mono", monospace;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  color: #00E5FF;
  margin: 0 0 8px 0;
  text-transform: uppercase;
}
.page-faq .faq-dir-title {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: 1.375rem;
  font-weight: 700;
  color: #FFFFFF;
  margin: 0 0 20px 0;
  letter-spacing: 0.04em;
}
.page-faq .faq-dir-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-faq .faq-dir-item {
  margin: 0;
}
.page-faq .faq-dir-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  padding: 10px 10px 10px 6px;
  border-radius: 8px;
  border: 1px solid transparent;
  color: #E0E6ED;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all var(--faq-transition);
}
.page-faq .faq-dir-link:hover,
.page-faq .faq-dir-link:focus-visible {
  background: rgba(0, 229, 255, 0.06);
  border-color: rgba(0, 229, 255, 0.22);
  color: #00E5FF;
  outline: none;
}
.page-faq .faq-dir-num {
  font-family: "Roboto Mono", monospace;
  font-size: 0.75rem;
  color: #FFD700;
  background: rgba(255, 215, 0, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}
.page-faq .faq-answer-panel {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 4vw, 52px);
  min-width: 0;
}
.page-faq .faq-zone {
  position: relative;
  scroll-margin-top: 90px;
  background: rgba(27, 42, 65, 0.3);
  border-radius: 16px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid rgba(224, 230, 237, 0.08);
  transition: border-color var(--faq-transition);
}
.page-faq .faq-zone:hover {
  border-color: rgba(0, 229, 255, 0.16);
}
.page-faq .faq-zone-heading {
  margin-bottom: 22px;
  position: relative;
}
.page-faq .faq-zone-code {
  font-family: "Roboto Mono", monospace;
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  color: #FFD700;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}
.page-faq .faq-zone-title {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: clamp(1.375rem, 2.4vw, 1.75rem);
  font-weight: 800;
  color: #FFFFFF;
  margin: 0;
  letter-spacing: 0.04em;
  position: relative;
  padding-bottom: 12px;
}
.page-faq .faq-zone-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, #7B2FBE, #00E5FF);
  border-radius: 2px;
}
.page-faq .faq-zone-image {
  margin: 20px 0 22px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0, 229, 255, 0.14);
}
.page-faq .faq-zone-photo {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-card-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-faq .faq-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(224, 230, 237, 0.08);
  border-radius: var(--faq-card-radius);
  overflow: hidden;
  transition: box-shadow var(--faq-transition), border-color var(--faq-transition), transform var(--faq-transition);
}
.page-faq .faq-card:hover,
.page-faq .faq-card:focus-within {
  border-color: rgba(0, 229, 255, 0.24);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.24), 0 0 0 1px rgba(0, 229, 255, 0.08);
  transform: translateY(-2px);
}
.page-faq .faq-card-q {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: clamp(13px, 1.8vw, 17px) clamp(14px, 2vw, 20px);
  cursor: default;
  user-select: none;
  border-left: 3px solid transparent;
  transition: border-color var(--faq-transition), background var(--faq-transition);
}
.page-faq .faq-card:hover .faq-card-q {
  border-left-color: #00E5FF;
  background: rgba(0, 229, 255, 0.025);
}
.page-faq .faq-card-num {
  font-family: "Roboto Mono", monospace;
  font-size: 0.781rem;
  color: #FFD700;
  background: rgba(255, 215, 0, 0.06);
  border: 1px solid rgba(255, 215, 0, 0.14);
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
}
.page-faq .faq-card-question {
  font-family: "Inter", "Noto Sans SC", sans-serif;
  font-size: clamp(0.9688rem, 1.3vw, 1.0625rem);
  font-weight: 600;
  color: #F5F7FA;
  line-height: 1.6;
  margin: 0;
}
.page-faq .faq-card-a {
  border-top: 1px solid transparent;
  padding: clamp(12px, 1.8vw, 16px) clamp(14px, 2vw, 20px) clamp(14px, 2vw, 18px) calc(14px + 0.781rem + 8px + 3px);
  color: rgba(245, 247, 250, 0.8);
  font-size: 0.9375rem;
  line-height: 1.85;
  transition: border-color var(--faq-transition);
}
.page-faq .faq-card:hover .faq-card-a,
.page-faq .faq-card:focus-within .faq-card-a {
  border-top-color: rgba(0, 229, 255, 0.12);
}
@supports (display: grid) {
  .page-faq .faq-card-a {
    padding-left: clamp(14px, 2vw, 20px);
  }
}
.page-faq .faq-card-a p {
  margin: 0 0 12px 0;
}
.page-faq .faq-card-a p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-bottom-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 8px 0 0;
}
.page-faq .faq-bottom-link {
  display: inline-block;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: #00E5FF;
  border: 1px solid rgba(0, 229, 255, 0.24);
  padding: 8px 14px;
  border-radius: 8px;
  background: rgba(0, 229, 255, 0.04);
  transition: all var(--faq-transition);
}
.page-faq .faq-bottom-link:hover,
.page-faq .faq-bottom-link:focus-visible {
  background: rgba(0, 229, 255, 0.12);
  border-color: rgba(0, 229, 255, 0.6);
  color: #FFFFFF;
  outline: none;
}
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
@media (max-width: 640px) {
  .page-faq .faq-visual-content {
    max-width: 100%;
    padding: 32px 20px;
  }
  .page-faq .faq-visual-desc {
    font-size: 0.875rem;
  }
  .page-faq .faq-guide-bar {
    flex-direction: column;
    gap: 8px;
  }
  .page-faq .faq-card-a {
    padding-left: 14px;
  }
}
@media (min-width: 641px) and (max-width: 767px) {
  .page-faq .faq-dir-panel {
    max-width: 560px;
  }
}
</