.page-faq {
  --faq-glass: rgba(255, 255, 255, 0.06);
  --faq-border: rgba(255, 255, 255, 0.12);
  --faq-border-strong: rgba(255, 255, 255, 0.24);
  --faq-glow: rgba(57, 255, 20, 0.12);
  background: var(--space-blue);
  color: var(--light-gray);
}

.page-faq .faq-hero {
  position: relative;
  padding: 64px 20px 56px;
  overflow: hidden;
  border-bottom: 1px solid var(--faq-border);
  background: linear-gradient(135deg, #0B1D3A 0%, #0D2547 55%, #10325A 100%);
}

.page-faq .faq-hero-glass {
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  background: linear-gradient(115deg, transparent 20%, rgba(57, 255, 20, 0.04) 70%, rgba(255, 107, 0, 0.06) 100%);
  clip-path: polygon(18% 0, 100% 0, 88% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-faq .faq-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--electric-green);
  margin-bottom: 14px;
}

.page-faq .faq-eyebrow::before {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  background: var(--electric-green);
  clip-path: polygon(0 0, 100% 0, 80% 100%, 0 100%);
}

.page-faq .faq-hero-title {
  font-family: var(--font-headline);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.14;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.page-faq .faq-title-light {
  color: var(--electric-green);
}

.page-faq .faq-hero-desc {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(232, 237, 242, 0.78);
  max-width: 560px;
  margin-bottom: 24px;
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-hero-tag {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--light-gray);
  background: var(--faq-glass);
  border: 1px solid var(--faq-border);
  padding: 6px 14px;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

.page-faq .faq-hero-visual {
  display: none;
}

.page-faq .faq-hero-img {
  width: 100%;
  height: auto;
  max-width: 800px;
  object-fit: cover;
  border-radius: 0;
  clip-path: polygon(2% 0, 100% 0, 98% 92%, 0 100%);
  filter: saturate(1.15) contrast(1.05);
}

.page-faq .faq-body {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-faq .faq-nav-panel {
  display: flex;
  flex-direction: row;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--electric-green) var(--space-blue);
}

.page-faq .faq-nav-label {
  display: none;
}

.page-faq .faq-nav-card {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--faq-glass);
  border: 1px solid var(--faq-border);
  border-left: 3px solid var(--deep-teal);
  text-decoration: none;
  color: var(--light-gray);
  transition: all 0.25s var(--ease-out);
  flex-shrink: 0;
  position: relative;
}

.page-faq .faq-nav-card:hover {
  border-left-color: var(--electric-green);
  background: rgba(57, 255, 20, 0.06);
}

.page-faq .faq-nav-active {
  border-left-color: var(--electric-green);
  background: rgba(57, 255, 20, 0.1);
}

.page-faq .faq-nav-index {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--electric-green);
}

.page-faq .faq-nav-cn {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.page-faq .faq-nav-icon {
  font-size: 14px;
  color: var(--muted-text);
  transition: color 0.2s ease;
}

.page-faq .faq-nav-card:hover .faq-nav-icon {
  color: var(--signal-orange);
}

.page-faq .faq-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-faq .faq-stat-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--faq-border);
  background: var(--faq-glass);
  margin-bottom: 48px;
}

.page-faq .faq-stat-item {
  display: flex;
  flex-direction: column;
  padding: 22px 18px;
  text-align: center;
  border-bottom: 1px solid var(--faq-border);
}

.page-faq .faq-stat-item:nth-child(odd) {
  border-right: 1px solid var(--faq-border);
}

.page-faq .faq-stat-item:nth-last-child(2),
.page-faq .faq-stat-item:nth-last-child(1) {
  border-bottom: none;
}

.page-faq .faq-stat-num {
  font-family: var(--font-headline);
  font-size: 30px;
  font-weight: 900;
  color: var(--electric-green);
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.page-faq .faq-stat-text {
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(232, 237, 242, 0.7);
  margin-top: 6px;
}

.page-faq .faq-category {
  position: relative;
  margin-bottom: 64px;
  padding-top: 36px;
  border-top: 1px solid var(--faq-border);
}

.page-faq .faq-category::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 72px;
  height: 3px;
  background: linear-gradient(90deg, var(--electric-green), transparent);
  clip-path: polygon(0 0, 100% 0, 82% 100%, 0 100%);
}

.page-faq .faq-category-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.page-faq .faq-cat-num {
  font-family: var(--font-headline);
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--electric-green);
  letter-spacing: -0.03em;
}

.page-faq .faq-cat-title {
  font-family: var(--font-headline);
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  margin: 0;
  letter-spacing: 0.01em;
}

.page-faq .faq-cat-tag {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--signal-orange);
  border: 1px solid rgba(255, 107, 0, 0.4);
  background: rgba(255, 107, 0, 0.08);
  padding: 4px 12px;
  border-radius: 2px;
  margin-left: auto;
  white-space: nowrap;
}

.page-faq .faq-accordion {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-item {
  background: var(--faq-glass);
  border: 1px solid var(--faq-border);
  border-left: 3px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.2s ease;
}

.page-faq .faq-item[open] {
  border-left-color: var(--electric-green);
  background: rgba(57, 255, 20, 0.05);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 18px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

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

.page-faq .faq-q-num {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  color: var(--space-blue);
  background: var(--electric-green);
  padding: 4px 8px;
  border-radius: 2px;
  flex-shrink: 0;
  letter-spacing: 0.04em;
}

.page-faq .faq-q-title {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--light-gray);
  line-height: 1.4;
  flex: 1;
}

.page-faq .faq-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--muted-text);
  transition: color 0.25s, transform 0.35s var(--ease-out);
  flex-shrink: 0;
}

.page-faq .faq-item[open] .faq-arrow {
  transform: rotate(180deg);
  color: var(--electric-green);
}

.page-faq .faq-answer {
  padding: 0 18px 22px 52px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(232, 237, 242, 0.84);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 14px;
}

.page-faq .faq-answer p {
  margin: 0 0 8px;
}

.page-faq .faq-answer p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-cat-img-wrap {
  margin-top: 24px;
  position: relative;
  display: block;
  overflow: hidden;
}

.page-faq .faq-cat-img-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(125deg, rgba(0, 95, 106, 0.3), transparent 65%);
  z-index: 1;
  pointer-events: none;
}

.page-faq .faq-cat-img {
  width: 100%;
  max-width: 400px;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 94% 0, 100% 10%, 100% 100%, 6% 100%, 0 90%);
  display: block;
  margin: 0 auto;
}

.page-faq .faq-contact-prompt {
  margin-top: 80px;
  background: linear-gradient(112deg, rgba(0, 95, 106, 0.28), rgba(11, 29, 58, 0.4));
  border: 1px solid var(--faq-border);
  border-right: 4px solid var(--signal-orange);
  padding: 32px 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

.page-faq .faq-contact-prompt::after {
  content: "?";
  position: absolute;
  right: -14px;
  bottom: -32px;
  font-family: var(--font-headline);
  font-size: 140px;
  font-weight: 900;
  color: rgba(57, 255, 20, 0.05);
  line-height: 1;
  pointer-events: none;
}

.page-faq .faq-prompt-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--faq-glass);
  border: 1px solid var(--faq-border);
  border-radius: 50%;
  box-shadow: 0 0 28px var(--faq-glow);
}

.page-faq .faq-prompt-content {
  position: relative;
  z-index: 2;
}

.page-faq .faq-prompt-title {
  font-family: var(--font-headline);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 8px;
}

.page-faq .faq-prompt-desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(232, 237, 242, 0.75);
  margin: 0;
}

.page-faq .faq-prompt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  position: relative;
  z-index: 2;
}

.page-faq .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  color: var(--space-blue);
  background: var(--electric-green);
  padding: 12px 24px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: filter 0.2s ease, transform 0.2s ease;
  letter-spacing: 0.04em;
}

.page-faq .btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.page-faq .btn-secondary {
  background: transparent;
  color: var(--signal-orange);
  border: 1px solid var(--signal-orange);
  clip-path: none;
}

.page-faq .btn-secondary:hover {
  background: rgba(255, 107, 0, 0.1);
}

@media (prefers-reduced-motion: no-preference) {
  .page-faq .faq-item summary:hover {
    background: rgba(255, 255, 255, 0.03);
  }

  .page-faq .faq-item {
    transition: border-color 0.3s ease, background 0.3s ease;
  }

  .page-faq .faq-arrow {
    transition: transform 0.35s var(--ease-out), color 0.25s ease;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 32px;
  }

  .page-faq .faq-hero-visual {
    display: block;
  }

  .page-faq .faq-hero-title {
    font-size: 38px;
  }

  .page-faq .faq-stat-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq .faq-stat-item {
    border-bottom: none;
    text-align: left;
  }

  .page-faq .faq-stat-item:nth-child(even) {
    border-left: 1px solid var(--faq-border);
  }

  .page-faq .faq-stat-item:not(:last-child) {
    border-right: 1px solid var(--faq-border);
  }

  .page-faq .faq-nav-panel {
    order: 2;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    overflow: visible;
    margin-bottom: 40px;
  }

  .page-faq .faq-nav-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 14px;
  }

  .page-faq .faq-nav-icon {
    position: absolute;
    top: 10px;
    right: 10px;
  }

  .page-faq .faq-nav-cn {
    font-size: 15px;
    margin-top: 4px;
  }

  .page-faq .faq-body {
    padding: 56px 24px 96px;
  }

  .page-faq .faq-layout {
    gap: 28px;
  }

  .page-faq .faq-cat-img-wrap {
    display: flex;
    justify-content: flex-end;
    padding-right: 8px;
  }

  .page-faq .faq-cat-img {
    margin: 0;
  }

  .page-faq .faq-contact-prompt {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    padding: 36px 32px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
  }

  .page-faq .faq-hero-title {
    font-size: 48px;
  }

  .page-faq .faq-hero-desc {
    font-size: 16px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 280px 1fr;
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-nav-panel {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    overflow: visible;
    margin-bottom: 0;
    order: 1;
  }

  .page-faq .faq-nav-label {
    display: block;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted-text);
    margin-bottom: 4px;
  }

  .page-faq .faq-nav-card {
    flex-direction: row;
    align-items: center;
    padding: 14px 12px;
  }

  .page-faq .faq-nav-cn {
    margin-top: 0;
    white-space: nowrap;
  }

  .page-faq .faq-nav-icon {
    position: static;
    margin-left: auto;
  }

  .page-faq .faq-main {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-stat-strip {
    order: 1;
  }

  .page-faq .faq-category {
    padding-top: 40px;
    margin-bottom: 72px;
  }

  .page-faq .faq-cat-title {
    font-size: 26px;
  }

  .page-faq .faq-cat-img-wrap {
    justify-content: flex-start;
    max-width: 400px;
  }

  .page-faq .faq-answer {
    font-size: 15px;
    padding-left: 56px;
  }

  .page-faq .faq-contact-prompt {
    padding: 40px 40px;
  }

  .page-faq .faq-prompt-title {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-cat-tag {
    display: none;
  }

  .page-faq .faq-stat-num {
    font-size: 24px;
  }

  .page-faq .faq-hero-title {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-hero,
  .page-faq .faq-hero-glass,
  .page-faq .faq-nav-card {
    transition: none;
  }

  .page-faq .faq-arrow {
    transition: none;
  }

  .page-faq .faq-item[open] .faq-arrow {
    transform: rotate(180deg);
  }
}