.page-faq {
  --faq-gap: 2rem;
  --faq-module-min: 280px;
  display: block;
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
  font-family: var(--font-body, 'Inter', 'Roboto', sans-serif);
  color: var(--color-text-dark, #1A1A1A);
  background: var(--color-light, #F1FAEE);
}

/* ── 面包屑 ── */
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: var(--color-primary-blue, #1D3557);
  margin-bottom: 1.5rem;
  padding: 0.5rem 0;
  border-bottom: 2px solid var(--color-divider, #1D3557);
}
.page-faq .breadcrumb a {
  color: var(--color-primary-blue, #1D3557);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--color-gold, #F4A261);
}
.page-faq .breadcrumb-sep {
  color: var(--color-divider, #1D3557);
  font-weight: 700;
}
.page-faq .breadcrumb [aria-current="page"] {
  font-weight: 600;
  color: var(--color-primary-red, #E63946);
}

/* ── 首屏英雄区 ── */
.page-faq .faq-hero {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding: 1.5rem 1rem;
  background: linear-gradient(135deg, var(--color-bg-dark, #0A1A2E) 0%, var(--color-primary-blue, #1D3557) 80%);
  border: var(--border-thick, 4px) solid var(--color-primary-red, #E63946);
  box-shadow: var(--shadow-strong, 0 8px 20px rgba(0,0,0,0.3));
  position: relative;
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50%;
  height: 80%;
  background: var(--color-gold, #F4A261);
  opacity: 0.08;
  transform: skewX(-12deg);
  pointer-events: none;
}
.page-faq .faq-hero-text {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero-title {
  font-family: var(--font-headings, 'Anton', 'Impact', sans-serif);
  font-size: 2.8rem;
  line-height: 1.1;
  color: var(--color-text-light, #FFFFFF);
  margin: 0 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.page-faq .faq-hero-sub {
  font-size: 1.1rem;
  color: var(--color-light, #F1FAEE);
  margin: 0;
  max-width: 32rem;
  opacity: 0.9;
}
.page-faq .faq-hero-visual {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}
.page-faq .faq-hero-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--color-gold, #F4A261);
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

/* ── 模块网格 ── */
.page-faq .faq-modules {
  display: flex;
  flex-direction: column;
  gap: var(--faq-gap, 2rem);
  margin-bottom: 2.5rem;
}

/* ── 单个模块 ── */
.page-faq .faq-module {
  background: var(--color-text-light, #FFFFFF);
  border: var(--border-thick, 4px) solid var(--color-primary-blue, #1D3557);
  box-shadow: var(--shadow-strong, 0 8px 20px rgba(0,0,0,0.3));
  padding: 1.25rem 1rem 1rem;
  position: relative;
  transition: border-color 0.25s;
}
.page-faq .faq-module:hover {
  border-color: var(--color-primary-red, #E63946);
}
.page-faq .module-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid var(--color-gold, #F4A261);
}
.page-faq .module-icon {
  width: 50px;
  height: 50px;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 50%;
  border: 2px solid var(--color-gold, #F4A261);
  padding: 4px;
  background: var(--color-light, #F1FAEE);
}
.page-faq .module-title {
  font-family: var(--font-headings, 'Anton', 'Impact', sans-serif);
  font-size: 1.6rem;
  line-height: 1.2;
  color: var(--color-primary-blue, #1D3557);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ── 手风琴卡片 ── */
.page-faq .faq-card {
  display: block;
  margin-bottom: 0.75rem;
  border: var(--border-thick, 4px) solid var(--color-primary-red, #E63946);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  background: var(--color-text-light, #FFFFFF);
  transition: box-shadow 0.25s, border-color 0.25s;
}
.page-faq .faq-card[open] {
  box-shadow: 0 4px 16px rgba(230, 57, 70, 0.25);
  border-color: var(--color-primary-red, #E63946);
}
.page-faq .faq-card:hover {
  border-color: var(--color-gold, #F4A261);
}

/* ── 问题标题行 (summary) ── */
.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-dark, #1A1A1A);
  background: var(--color-light, #F1FAEE);
  transition: background 0.2s;
  user-select: none;
}
.page-faq .faq-question::-webkit-details-marker {
  display: none;
}
.page-faq .faq-question::marker {
  display: none;
  content: '';
}
.page-faq .faq-question:hover {
  background: #e9ecef;
}
.page-faq .faq-card[open] .faq-question {
  background: var(--color-primary-red, #E63946);
  color: var(--color-text-light, #FFFFFF);
}

/* ── 问号图标 ── */
.page-faq .faq-qmark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  font-size: 1.1rem;
  font-weight: 900;
  font-family: var(--font-headings, 'Anton', 'Impact', sans-serif);
  color: var(--color-text-light, #FFFFFF);
  background: var(--color-gold, #F4A261);
  border-radius: 50%;
  flex-shrink: 0;
  line-height: 1;
  transition: transform 0.2s;
}
.page-faq .faq-card[open] .faq-qmark {
  background: var(--color-text-light, #FFFFFF);
  color: var(--color-primary-red, #E63946);
}
.page-faq .faq-question:hover .faq-qmark {
  transform: scale(1.12);
}

/* ── 问题文本 ── */
.page-faq .faq-qtext {
  flex: 1;
  min-width: 0;
}

/* ── 箭头 ── */
.page-faq .faq-arrow {
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
  flex-shrink: 0;
  position: relative;
  transition: transform 0.3s;
}
.page-faq .faq-arrow::before,
.page-faq .faq-arrow::after {
  content: '';
  position: absolute;
  background: currentColor;
  border-radius: 1px;
}
.page-faq .faq-arrow::before {
  width: 2px;
  height: 0.8rem;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}
.page-faq .faq-arrow::after {
  width: 0.8rem;
  height: 2px;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}
.page-faq .faq-card[open] .faq-arrow {
  transform: rotate(45deg);
}

/* ── 回答内容 ── */
.page-faq .faq-answer {
  padding: 1rem 1.2rem 1.2rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-dark, #1A1A1A);
  background: var(--color-text-light, #FFFFFF);
  border-top: 2px solid var(--color-gold, #F4A261);
}
.page-faq .faq-answer p {
  margin: 0 0 0.5rem;
}
.page-faq .faq-answer p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-answer a {
  color: var(--color-primary-red, #E63946);
  text-decoration: underline;
  font-weight: 500;
  transition: color 0.2s;
}
.page-faq .faq-answer a:hover {
  color: var(--color-gold, #F4A261);
}

/* ── 底部联系区 ── */
.page-faq .faq-cta {
  margin-top: 1rem;
  padding: 2rem 1.5rem;
  text-align: center;
  background: var(--color-bg-dark, #0A1A2E);
  border: var(--border-thick, 4px) solid var(--color-gold, #F4A261);
  box-shadow: var(--shadow-strong, 0 8px 20px rgba(0,0,0,0.3));
  color: var(--color-text-light, #FFFFFF);
}
.page-faq .faq-cta .cta-title {
  font-family: var(--font-headings, 'Anton', 'Impact', sans-serif);
  font-size: 1.8rem;
  margin: 0 0 0.5rem;
  color: var(--color-gold, #F4A261);
  text-transform: uppercase;
}
.page-faq .faq-cta .cta-text {
  font-size: 1rem;
  margin: 0 0 0.75rem;
  opacity: 0.92;
}
.page-faq .faq-cta .cta-contact {
  font-size: 0.9rem;
  margin: 0 0 1.25rem;
  color: var(--color-light, #F1FAEE);
  opacity: 0.8;
  word-break: break-word;
}
.page-faq .faq-cta .btn-primary {
  display: inline-block;
  padding: 0.75rem 2rem;
  font-family: var(--font-headings, 'Anton', 'Impact', sans-serif);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light, #FFFFFF);
  background: var(--color-primary-red, #E63946);
  border: 3px solid var(--color-gold, #F4A261);
  text-decoration: none;
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
  cursor: pointer;
}
.page-faq .faq-cta .btn-primary:hover,
.page-faq .faq-cta .btn-primary:focus-visible {
  transform: scale(1.04);
  background: var(--color-gold, #F4A261);
  border-color: var(--color-primary-red, #E63946);
  color: var(--color-text-dark, #1A1A1A);
}

/* ── 返回顶部 ── */
.page-faq .back-to-top {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-red, #E63946);
  background: transparent;
  border: 3px solid var(--color-primary-red, #E63946);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.page-faq .back-to-top:hover,
.page-faq .back-to-top:focus-visible {
  background: var(--color-primary-red, #E63946);
  color: var(--color-text-light, #FFFFFF);
  transform: translateY(-2px);
}

/* ==============================
   移动端优先 — 桌面增强
   ============================== */
@media (min-width: 48em) {
  .page-faq {
    padding: 2rem 2rem 4rem;
  }
  .page-faq .faq-hero {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 2.5rem;
  }
  .page-faq .faq-hero-text {
    flex: 1 1 50%;
  }
  .page-faq .faq-hero-title {
    font-size: 3.5rem;
  }
  .page-faq .faq-hero-sub {
    font-size: 1.2rem;
  }
  .page-faq .faq-hero-visual {
    flex: 0 0 45%;
    max-width: 50%;
  }
  .page-faq .faq-hero-img {
    max-height: 280px;
    object-fit: cover;
  }

  .page-faq .faq-modules {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem;
  }
  .page-faq .faq-module {
    flex: 1 1 var(--faq-module-min, 280px);
    min-width: var(--faq-module-min, 280px);
    padding: 1.5rem 1.25rem 1.25rem;
  }
  .page-faq .module-title {
    font-size: 1.8rem;
  }
  .page-faq .faq-question {
    font-size: 1rem;
    padding: 1rem 1.2rem;
  }
  .page-faq .faq-answer {
    font-size: 0.95rem;
    padding: 1.2rem 1.5rem 1.5rem;
  }

  .page-faq .faq-cta {
    padding: 2.5rem 3rem;
  }
  .page-faq .faq-cta .cta-title {
    font-size: 2.2rem;
  }
}

@media (min-width: 75em) {
  .page-faq .faq-modules {
    gap: 2rem;
  }
  .page-faq .faq-module {
    flex: 1 1 30%;
    min-width: 0;
  }
  .page-faq .faq-hero-title {
    font-size: 4rem;
  }
}