.page-faq {
  --faq-bg-deep: #0B1D3A;
  --faq-bg-panel: #10264A;
  --faq-bg-card: rgba(16, 38, 74, 0.72);
  --faq-bg-wine: #4A0E4E;
  --faq-accent: #39FF14;
  --faq-orange: #FF6A00;
  --faq-silver: #C0C0C0;
  --faq-text-light: #F8F9FA;
  --faq-text-dim: #B0B5B9;
  --faq-border: rgba(224, 224, 224, 0.16);
  --faq-font-heading: Impact, 'Arial Black', 'Microsoft YaHei', sans-serif;
  --faq-font-body: 'Microsoft YaHei', 'PingFang SC', sans-serif;
  --faq-font-mono: 'Ubuntu Mono', Consolas, monospace;
  position: relative;
  background: var(--faq-bg-deep);
  color: var(--faq-text-light);
  font-family: var(--faq-font-body);
  overflow-x: clip;
}

.page-faq a {
  color: var(--faq-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 20, 0.3);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-faq a:hover {
  color: #fff;
  border-bottom-color: var(--faq-accent);
}

.page-faq .breadcrumb {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 20px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--faq-text-dim);
}

.page-faq .breadcrumb a {
  border-bottom: none;
  color: var(--faq-text-dim);
}

.page-faq .breadcrumb a:hover {
  color: var(--faq-accent);
}

.page-faq .breadcrumb-sep {
  color: var(--faq-text-dim);
  opacity: 0.5;
}

.page-faq .breadcrumb-current {
  color: var(--faq-accent);
  font-family: var(--faq-font-mono);
}

.page-faq .section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--faq-font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--faq-accent);
  text-transform: uppercase;
}

.page-faq .section-label-sq {
  width: 10px;
  height: 10px;
  background: var(--faq-orange);
  display: inline-block;
  clip-path: polygon(0 0, 100% 0, 0 100%);
}

.page-faq .media-container {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}

.page-faq .media-container img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}

.page-faq .faq-hero {
  position: relative;
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 20px 20px;
}

.page-faq .faq-hero::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -60px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -80px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(255, 106, 0, 0.05) 0%, transparent 65%);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: end;
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--faq-font-heading);
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.08;
  color: var(--faq-text-light);
  margin: 14px 0 16px;
  letter-spacing: 0.02em;
  border-left: 4px solid var(--faq-accent);
  padding-left: 18px;
  text-shadow: 0 0 30px rgba(57, 255, 20, 0.1);
}

.page-faq .faq-hero-desc {
  font-size: 15px;
  line-height: 1.9;
  color: var(--faq-text-dim);
  max-width: 640px;
  margin-bottom: 26px;
}

.page-faq .faq-search {
  position: relative;
  display: flex;
  align-items: center;
  max-width: 680px;
  background: rgba(15, 32, 60, 0.8);
  border: 1px solid rgba(57, 255, 20, 0.4);
  border-radius: 2px;
  padding: 4px 4px 4px 14px;
  box-shadow: 0 0 0 0 rgba(57, 255, 20, 0);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-search:focus-within {
  border-color: var(--faq-accent);
  box-shadow: 0 0 18px rgba(57, 255, 20, 0.15);
}

.page-faq .faq-search-icon {
  color: var(--faq-accent);
  font-size: 20px;
  margin-right: 10px;
  line-height: 1;
}

.page-faq .faq-search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--faq-text-light);
  font-family: var(--faq-font-body);
  font-size: 15px;
  padding: 12px 8px;
  min-width: 0;
}

.page-faq .faq-search-input::placeholder {
  color: rgba(176, 181, 185, 0.6);
}

.page-faq .faq-search-kbd {
  display: none;
  color: var(--faq-text-dim);
  font-size: 12px;
  border-left: 1px solid var(--faq-border);
  padding-left: 14px;
  margin-left: 6px;
  white-space: nowrap;
}

.page-faq .faq-hero-media {
  border: 1px solid var(--faq-border);
  max-width: 100%;
}

.page-faq .faq-hero-media img {
  aspect-ratio: 1000 / 400;
}

.page-faq .faq-hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--faq-border);
  border: 1px solid var(--faq-border);
  margin-top: 36px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-stat {
  background: rgba(10, 25, 48, 0.92);
  padding: 20px 14px;
  text-align: center;
}

.page-faq .faq-stat-num {
  display: block;
  font-size: 26px;
  font-weight: 700;
  color: var(--faq-accent);
  line-height: 1.1;
}

.page-faq .faq-stat-label {
  display: block;
  font-size: 12px;
  color: var(--faq-text-dim);
  margin-top: 6px;
  letter-spacing: 0.08em;
}

.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 40px 20px;
  position: relative;
}

.page-faq .faq-sidebar {
  position: relative;
}

.page-faq .faq-category-card {
  background: var(--faq-bg-panel);
  border: 1px solid var(--faq-border);
  border-radius: 2px;
  padding: 18px 14px;
  position: relative;
  overflow: hidden;
}

.page-faq .faq-category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--faq-accent) 0%, var(--faq-orange) 70%, transparent 100%);
}

.page-faq .faq-category-title {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--faq-text-dim);
  padding: 4px 4px 12px;
  border-bottom: 1px solid var(--faq-border);
  margin-bottom: 8px;
}

.page-faq .faq-tablist {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 0;
  padding: 11px 10px;
  cursor: pointer;
  color: var(--faq-text-dim);
  font-family: var(--faq-font-body);
  font-size: 14px;
  text-align: left;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-tab:hover {
  background: rgba(57, 255, 20, 0.04);
  color: var(--faq-text-light);
}

.page-faq .faq-tab.is-active {
  background: rgba(57, 255, 20, 0.08);
  border-color: rgba(57, 255, 20, 0.25);
  color: var(--faq-accent);
  transform: translateX(4px);
}

.page-faq .faq-tab-index {
  font-size: 11px;
  color: var(--faq-orange);
  min-width: 22px;
}

.page-faq .faq-tab-label {
  flex: 1;
}

.page-faq .faq-tab-count {
  font-size: 11px;
  background: rgba(176, 181, 185, 0.12);
  padding: 2px 7px;
  border-radius: 10px;
  color: var(--faq-text-dim);
}

.page-faq .faq-tab.is-active .faq-tab-count {
  background: rgba(57, 255, 20, 0.15);
  color: var(--faq-accent);
}

.page-faq .faq-sidebar-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 6px 2px;
  font-size: 12px;
  color: var(--faq-text-dim);
  border-top: 1px solid var(--faq-border);
  line-height: 1.5;
}

.page-faq .faq-sidebar-note-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--faq-orange);
  flex-shrink: 0;
  animation: faqPulse 1.8s infinite ease-in-out;
}

@keyframes faqPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.page-faq .faq-content {
  min-width: 0;
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-group {
  margin-bottom: 36px;
}

.page-faq .faq-group-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--faq-font-heading);
  font-size: 20px;
  color: var(--faq-text-light);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-border);
}

.page-faq .faq-group-title .mono {
  color: var(--faq-orange);
  font-size: 16px;
  font-weight: 400;
  background: rgba(255, 106, 0, 0.1);
  padding: 2px 8px;
  border-radius: 2px;
}

.page-faq .faq-item {
  background: var(--faq-bg-card);
  border: 1px solid var(--faq-border);
  border-radius: 2px;
  margin-bottom: 10px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-item:hover {
  border-color: rgba(57, 255, 20, 0.3);
}

.page-faq .faq-item.is-open {
  border-color: rgba(57, 255, 20, 0.5);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.05);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  background: transparent;
  border: none;
  padding: 16px 16px;
  cursor: pointer;
  color: var(--faq-text-light);
  font-family: var(--faq-font-body);
  font-size: 15px;
  text-align: left;
  border-radius: 2px;
}

.page-faq .faq-q-mark {
  color: var(--faq-accent);
  font-size: 15px;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(57, 255, 20, 0.08);
  border-radius: 2px;
}

.page-faq .faq-q-text {
  flex: 1;
  min-width: 0;
  line-height: 1.5;
}

.page-faq .faq-q-arrow {
  color: var(--faq-orange);
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.page-faq .faq-item.is-open .faq-q-arrow {
  transform: rotate(45deg);
}

.page-faq .faq-answer {
  padding: 0 16px 16px 52px;
  color: var(--faq-text-dim);
  font-size: 14px;
  line-height: 1.85;
}

.page-faq .faq-answer[hidden] {
  display: none;
}

.page-faq .faq-answer p {
  margin: 0 0 10px;
}

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

.page-faq .faq-inline-img {
  margin-top: 14px;
  border: 1px solid var(--faq-border);
  max-width: 100%;
}

.page-faq .faq-inline-img img {
  aspect-ratio: 800 / 400;
}

.page-faq .faq-no-result {
  text-align: center;
  padding: 60px 20px;
  background: var(--faq-bg-panel);
  border: 1px solid var(--faq-border);
  border-radius: 2px;
}

.page-faq .faq-no-result[hidden] {
  display: none;
}

.page-faq .faq-no-result-title {
  font-family: var(--faq-font-mono);
  color: var(--faq-orange);
  font-size: 16px;
  margin-bottom: 12px;
}

.page-faq .faq-no-result p:last-child {
  color: var(--faq-text-dim);
  font-size: 14px;
  line-height: 1.7;
  max-width: 420px;
  margin: 0 auto;
}

.page-faq .faq-contact {
  position: relative;
  background: linear-gradient(135deg, var(--faq-bg-wine) 0%, #3A0B3E 55%, #26102B 100%);
  border-top: 1px solid rgba(57, 255, 20, 0.14);
  border-bottom: 1px solid var(--faq-border);
  padding: 50px 20px;
  overflow: hidden;
}

.page-faq .faq-contact::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -40px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(57, 255, 20, 0.12);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .faq-contact::after {
  content: '';
  position: absolute;
  top: 20px;
  right: 60px;
  width: 160px;
  height: 160px;
  border: 1px solid rgba(255, 106, 0, 0.1);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .faq-contact-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-contact-copy h2 {
  font-family: var(--faq-font-heading);
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.15;
  color: var(--faq-text-light);
  margin: 12px 0 16px;
}

.page-faq .faq-contact-desc {
  font-size: 14px;
  line-height: 1.85;
  color: rgba(176, 181, 185, 0.9);
  max-width: 600px;
  margin-bottom: 22px;
}

.page-faq .faq-contact-btn {
  display: inline-block;
  margin-right: 12px;
  margin-bottom: 10px;
  font-size: 14px;
  padding: 12px 24px;
}

.page-faq .btn-primary {
  background: var(--faq-accent);
  color: #0B1D3A;
  border: 1px solid var(--faq-accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.page-faq .btn-primary:hover {
  background: #fff;
  border-color: #fff;
  box-shadow: 0 6px 24px rgba(57, 255, 20, 0.25);
  transform: translateY(-2px);
  color: #0B1D3A;
}

.page-faq .btn-secondary {
  background: transparent;
  color: var(--faq-text-light);
  border: 1px solid rgba(248, 249, 250, 0.35);
  font-weight: 400;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-faq .btn-secondary:hover {
  border-color: var(--faq-accent);
  color: var(--faq-accent);
  transform: translateY(-2px);
}

.page-faq .faq-contact-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-channel-card {
  background: rgba(11, 29, 58, 0.45);
  border: 1px solid rgba(224, 224, 224, 0.14);
  border-radius: 2px;
  padding: 22px 20px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-channel-card:hover {
  transform: translateY(-3px);
  border-color: rgba(57, 255, 20, 0.3);
}

.page-faq .faq-channel-icon {
  color: var(--faq-accent);
  font-size: 18px;
  background: rgba(57, 255, 20, 0.08);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  border-radius: 2px;
}

.page-faq .faq-channel-label {
  font-size: 13px;
  color: var(--faq-text-dim);
  margin-bottom: 4px;
}

.page-faq .faq-channel-value {
  font-size: 15px;
  color: var(--faq-text-light);
  font-weight: 700;
  word-break: break-all;
  line-height: 1.4;
}

.page-faq .faq-channel-note {
  font-size: 12px;
  color: var(--faq-text-dim);
  margin-top: 6px;
}

.page-faq .faq-contact-foot {
  max-width: 1240px;
  margin: 32px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(224, 224, 224, 0.12);
  font-size: 13px;
  color: var(--faq-text-dim);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.page-faq .faq-contact-foot p {
  margin: 0 0 4px;
}

.page-faq .faq-contact-foot a {
  border-bottom: none;
}

.page-faq .faq-trust-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 20px;
  background: transparent;
}

.page-faq .faq-trust-item {
  font-size: 12px;
  color: var(--faq-text-dim);
  letter-spacing: 0.1em;
}

.page-faq .faq-trust-sep {
  width: 4px;
  height: 4px;
  background: var(--faq-orange);
  border-radius: 50%;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .page-faq .faq-search-kbd {
    display: inline-block;
  }

  .page-faq .faq-hero-inner {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 36px;
  }

  .page-faq .faq-body {
    grid-template-columns: 300px 1fr;
    gap: 36px;
    align-items: start;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: 90px;
  }

  .page-faq .faq-contact-channels {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-contact-inner {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-faq .faq-body {
    grid-template-columns: 340px 1fr;
  }

  .page-faq .faq-stat-num {
    font-size: 32px;
  }

  .page-faq .faq-tab {
    padding: 12px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}