.page-faq {
  --faq-red: #E53935;
  --faq-blue: #1E88E5;
  --faq-silver: #B0BEC5;
  --faq-dark: #121212;
  --faq-light: #FAFAFA;
  --faq-text: #E0E0E0;
  --faq-accent: #FF6F00;
  --faq-radius-lg: 24px;
  --faq-radius-md: 16px;
  --faq-radius-sm: 8px;
  --faq-gap: 2rem;
  --faq-index-w: 260px;
  background: var(--faq-dark);
  color: var(--faq-text);
  font-family: var(--font-body, 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif);
  line-height: 1.7;
  padding: 0 0 3rem 0;
}

/* ===== Hero 区 ===== */
.page-faq .faq-hero {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2.5rem 0 2rem 0;
  border-bottom: 2px solid rgba(229, 57, 53, 0.25);
  margin-bottom: 2.5rem;
  position: relative;
}

.page-faq .faq-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--faq-silver);
  margin-bottom: 0.25rem;
}

.page-faq .faq-breadcrumb-link {
  color: var(--faq-blue);
  text-decoration: none;
  transition: opacity 0.2s;
}

.page-faq .faq-breadcrumb-link:hover {
  opacity: 0.75;
}

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

.page-faq .faq-breadcrumb-current {
  color: var(--faq-text);
  font-weight: 500;
}

.page-faq .faq-hero-title {
  font-family: var(--font-head, 'Roboto Condensed', 'Impact', 'Arial Black', sans-serif);
  font-size: 3rem;
  font-weight: 900;
  color: var(--faq-light);
  margin: 0;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  position: relative;
  display: inline-block;
}

.page-faq .faq-hero-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 6px;
  background: linear-gradient(135deg, var(--faq-red), var(--faq-blue));
  border-radius: 3px;
  margin-top: 0.5rem;
}

.page-faq .faq-hero-sub {
  font-size: 1.2rem;
  color: var(--faq-silver);
  margin: 0.5rem 0 0 0;
  max-width: 520px;
  line-height: 1.5;
  font-weight: 400;
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.75rem;
}

.page-faq .faq-hero-meta .badge {
  background: var(--faq-red);
  color: #fff;
  padding: 0.2rem 0.9rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-family: var(--font-head, 'Roboto Condensed', sans-serif);
}

.page-faq .faq-hero-meta .badge-blue {
  background: var(--faq-blue);
}

.page-faq .faq-hero-image-wrap {
  width: 100%;
  border-radius: var(--faq-radius-lg);
  overflow: hidden;
  max-height: 400px;
  background: #1a1a1a;
}

.page-faq .faq-hero-img {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: var(--faq-radius-lg);
}

/* ===== 主体布局 ===== */
.page-faq .faq-body {
  padding: 0 0 2rem 0;
}

.page-faq .faq-layout {
  display: flex;
  gap: var(--faq-gap);
  align-items: flex-start;
}

/* ===== 左栏索引 ===== */
.page-faq .faq-index {
  flex: 0 0 var(--faq-index-w);
  min-width: var(--faq-index-w);
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--faq-radius-md);
  padding: 1.5rem 1.25rem;
  position: sticky;
  top: 5rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.page-faq .faq-index-heading {
  font-family: var(--font-head, 'Roboto Condensed', sans-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--faq-light);
  margin: 0 0 1.25rem 0;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--faq-red);
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-faq .faq-index-item {
  margin: 0;
  padding: 0;
}

.page-faq .faq-index-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--faq-radius-sm);
  text-decoration: none;
  color: var(--faq-text);
  background: transparent;
  transition: background 0.2s, color 0.2s, transform 0.15s;
  border: 1px solid transparent;
}

.page-faq .faq-index-link:hover {
  background: rgba(229, 57, 53, 0.12);
  color: var(--faq-light);
  border-color: rgba(229, 57, 53, 0.25);
  transform: translateX(4px);
}

.page-faq .faq-index-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.06);
}

.page-faq .faq-index-label {
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.3;
}

.page-faq .faq-index-extra {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.page-faq .faq-index-extra-text {
  font-size: 0.8rem;
  color: var(--faq-silver);
  line-height: 1.5;
  margin: 0;
}

.page-faq .faq-inline-link {
  color: var(--faq-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s;
}

.page-faq .faq-inline-link:hover {
  color: var(--faq-red);
}

/* ===== 右栏问答 ===== */
.page-faq .faq-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-faq .faq-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--faq-radius-md);
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.page-faq .faq-item[open] {
  border-color: rgba(229, 57, 53, 0.3);
  box-shadow: 0 4px 20px rgba(229, 57, 53, 0.08);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background 0.2s;
  font-family: var(--font-head, 'Roboto Condensed', sans-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--faq-light);
  line-height: 1.4;
}

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

.page-faq .faq-question:hover {
  background: rgba(229, 57, 53, 0.08);
}

.page-faq .faq-q-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.06);
  transition: transform 0.3s;
}

.page-faq .faq-item[open] .faq-q-icon {
  transform: scale(1.05);
}

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

.page-faq .faq-q-toggle {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--faq-silver);
  transition: transform 0.35s ease, color 0.3s;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.page-faq .faq-item[open] .faq-q-toggle {
  transform: rotate(45deg);
  color: var(--faq-red);
  background: rgba(229, 57, 53, 0.15);
}

.page-faq .faq-toggle-svg {
  display: block;
  width: 18px;
  height: 18px;
}

.page-faq .faq-answer {
  padding: 0 1.25rem 1.25rem 1.25rem;
  color: var(--faq-text);
  font-size: 0.95rem;
  line-height: 1.7;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 0;
  padding-top: 1rem;
}

.page-faq .faq-answer p {
  margin: 0 0 0.75rem 0;
}

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

.page-faq .faq-answer strong {
  color: var(--faq-light);
  font-weight: 600;
}

.page-faq .faq-answer-cta {
  margin-top: 0.75rem !important;
}

.page-faq .faq-btn-sm {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  font-size: 0.8rem;
  border-radius: 20px;
  text-decoration: none;
  font-weight: 600;
  transition: opacity 0.2s, transform 0.15s;
  font-family: var(--font-head, 'Roboto Condensed', sans-serif);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.page-faq .faq-btn-sm:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

.page-faq .btn-primary.faq-btn-sm {
  background: var(--faq-red);
  color: #fff;
}

.page-faq .btn-secondary.faq-btn-sm {
  background: var(--faq-blue);
  color: #fff;
}

/* ===== 更多帮助 ===== */
.page-faq .faq-more-help {
  text-align: center;
  padding: 1.5rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--faq-radius-md);
  border: 1px dashed rgba(255, 255, 255, 0.08);
  margin-top: 0.5rem;
}

.page-faq .faq-more-help p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--faq-silver);
}

/* ===== 信任条 ===== */
.page-faq .faq-trust-band {
  margin-top: 3rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(30, 136, 229, 0.04);
}

.page-faq .faq-trust-text {
  margin: 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--faq-silver);
  letter-spacing: 0.3px;
  line-height: 1.6;
  font-weight: 400;
}

/* ===== 响应式 ===== */
@media (max-width: 820px) {
  .page-faq .faq-hero {
    padding: 1.5rem 0 1.5rem 0;
    gap: 1rem;
  }

  .page-faq .faq-hero-title {
    font-size: 2.2rem;
  }

  .page-faq .faq-hero-sub {
    font-size: 1rem;
    max-width: 100%;
  }

  .page-faq .faq-hero-image-wrap {
    max-height: 240px;
  }

  .page-faq .faq-hero-img {
    max-height: 240px;
  }

  .page-faq .faq-layout {
    flex-direction: column;
    gap: 1.5rem;
  }

  .page-faq .faq-index {
    flex: 0 0 auto;
    min-width: 0;
    width: 100%;
    position: static;
    padding: 1rem;
  }

  .page-faq .faq-index-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .page-faq .faq-index-item {
    flex: 1 1 auto;
    min-width: 120px;
  }

  .page-faq .faq-index-link {
    flex-direction: column;
    text-align: center;
    padding: 0.5rem 0.6rem;
    gap: 0.4rem;
  }

  .page-faq .faq-index-link:hover {
    transform: none;
  }

  .page-faq .faq-index-icon {
    width: 32px;
    height: 32px;
  }

  .page-faq .faq-index-label {
    font-size: 0.78rem;
  }

  .page-faq .faq-index-extra {
    display: none;
  }

  .page-faq .faq-question {
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    gap: 0.75rem;
  }

  .page-faq .faq-q-icon {
    width: 34px;
    height: 34px;
  }

  .page-faq .faq-answer {
    font-size: 0.88rem;
    padding: 0 1rem 1rem 1rem;
  }

  .page-faq .faq-trust-band {
    margin-top: 2rem;
    padding: 1rem 0;
  }

  .page-faq .faq-trust-text {
    font-size: 0.72rem;
  }

  .page-faq .faq-more-help {
    padding: 1rem;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-hero-title {
    font-size: 1.8rem;
  }

  .page-faq .faq-hero-title::after {
    width: 56px;
    height: 4px;
  }

  .page-faq .faq-hero-sub {
    font-size: 0.88rem;
  }

  .page-faq .faq-hero-image-wrap {
    max-height: 180px;
  }

  .page-faq .faq-hero-img {
    max-height: 180px;
  }

  .page-faq .faq-index-list {
    flex-direction: column;
    gap: 0.3rem;
  }

  .page-faq .faq-index-item {
    min-width: 0;
  }

  .page-faq .faq-index-link {
    flex-direction: row;
    text-align: left;
    padding: 0.4rem 0.6rem;
  }

  .page-faq .faq-q-toggle {
    width: 24px;
    height: 24px;
  }

  .page-faq .faq-toggle-svg {
    width: 15px;
    height: 15px;
  }

  .page-faq .faq-btn-sm {
    font-size: 0.72rem;
    padding: 0.3rem 0.9rem;
  }
}