/* ===== page-faq 专属样式 ===== */
.page-faq {
  --faq-hero-bg: var(--green, #4CAF50);
  --faq-hero-color: #fff;
  --faq-section-border: var(--orange, #FF5722);
  --faq-question-bg: var(--orange, #FF5722);
  --faq-question-color: #fff;
  --faq-answer-bg: var(--light-gray, #F5F5F5);
  --faq-cta-bg: var(--dark-green, #2E7D32);
  --faq-cta-color: #fff;
  --faq-radius: 16px;
  --faq-radius-sm: 12px;
  --faq-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

/* 面包屑 */
.page-faq .breadcrumb {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  font-size: 0.85rem;
  color: var(--deep-gray, #424242);
  background: transparent;
}
.page-faq .breadcrumb ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
}
.page-faq .breadcrumb ol li::before {
  content: "/";
  margin-right: 0.6rem;
  color: var(--deep-gray, #424242);
  opacity: 0.5;
}
.page-faq .breadcrumb ol li:first-child::before {
  content: none;
}
.page-faq .breadcrumb a {
  color: var(--deep-blue, #1A237E);
  text-decoration: none;
  font-weight: 500;
}
.page-faq .breadcrumb a:hover {
  color: var(--orange, #FF5722);
  text-decoration: underline;
}
.page-faq .breadcrumb [aria-current="page"] {
  font-weight: 600;
  color: var(--deep-gray, #424242);
}

/* 英雄区 */
.page-faq .faq-hero {
  background: var(--faq-hero-bg);
  color: var(--faq-hero-color);
  padding: 2.5rem 1.25rem 2rem;
  position: relative;
  overflow: hidden;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  pointer-events: none;
}
.page-faq .faq-hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
}
.page-faq .faq-hero-text {
  text-align: center;
}
.page-faq .faq-hero-text h1 {
  font-size: 2.4rem;
  font-weight: 800;
  font-style: italic;
  margin: 0 0 0.3rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  font-family: "Arial Black", "Impact", "Noto Sans SC", sans-serif;
}
.page-faq .faq-hero-sub {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.4rem;
  opacity: 0.9;
}
.page-faq .faq-hero-desc {
  font-size: 0.95rem;
  margin: 0;
  opacity: 0.8;
  max-width: 480px;
}
.page-faq .faq-hero-icon {
  flex-shrink: 0;
}
.page-faq .faq-hero-img {
  display: block;
  width: 120px;
  height: auto;
  border-radius: 50%;
  box-shadow: 0 4px 24px rgba(0,0,0,0.15);
  background: rgba(255,255,255,0.1);
  object-fit: cover;
  aspect-ratio: 1/1;
}

/* 搜索区 */
.page-faq .faq-search {
  background: var(--white, #fff);
  padding: 1.25rem 1.25rem 0.75rem;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.page-faq .faq-search-inner {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--light-gray, #F5F5F5);
  border: 2px solid var(--deep-blue, #1A237E);
  border-radius: 60px;
  padding: 0.3rem 0.3rem 0.3rem 1.25rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.page-faq .faq-search-inner:focus-within {
  border-color: var(--orange, #FF5722);
  box-shadow: 0 0 0 4px var(--transparent-orange, rgba(255,87,34,0.2));
}
.page-faq .faq-search-icon {
  flex-shrink: 0;
  color: var(--deep-blue, #1A237E);
  opacity: 0.7;
}
.page-faq .faq-search-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.7rem 0.5rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--deep-gray, #424242);
  outline: none;
  min-width: 0;
}
.page-faq .faq-search-input::placeholder {
  color: var(--deep-gray, #424242);
  opacity: 0.45;
}

/* 主内容区布局 */
.page-faq .faq-main {
  padding: 2rem 1.25rem 3rem;
  background: var(--white, #fff);
}
.page-faq .faq-layout {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* 侧边栏分类索引 */
.page-faq .faq-sidebar {
  background: var(--light-gray, #F5F5F5);
  border-radius: var(--faq-radius, 16px);
  padding: 1.5rem 1.25rem;
  order: -1;
}
.page-faq .faq-sidebar-title {
  font-size: 1.1rem;
  font-weight: 700;
  font-style: italic;
  margin: 0 0 1rem;
  color: var(--deep-blue, #1A237E);
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--orange, #FF5722);
}
.page-faq .faq-sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.page-faq .faq-sidebar-link {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--white, #fff);
  color: var(--deep-blue, #1A237E);
  border-radius: 60px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid var(--deep-blue, #1A237E);
  transition: all 0.25s;
}
.page-faq .faq-sidebar-link:hover {
  background: var(--deep-blue, #1A237E);
  color: #fff;
  border-color: var(--deep-blue, #1A237E);
}

/* 问答列表容器 */
.page-faq .faq-list-wrap {
  flex: 1;
  min-width: 0;
}

/* 每个分类区块 */
.page-faq .faq-section {
  margin-bottom: 2.8rem;
}
.page-faq .faq-section:last-of-type {
  margin-bottom: 0;
}
.page-faq .faq-section-title {
  font-size: 1.6rem;
  font-weight: 800;
  font-style: italic;
  color: var(--deep-blue, #1A237E);
  margin: 0 0 0.3rem;
  padding-left: 0.75rem;
  border-left: 5px solid var(--faq-section-border);
  line-height: 1.2;
}
.page-faq .faq-section-desc {
  font-size: 0.95rem;
  color: var(--deep-gray, #424242);
  margin: 0 0 1.5rem;
  padding-left: 0.75rem;
  opacity: 0.8;
}

/* 问答项 (details) */
.page-faq .faq-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-faq .faq-item {
  background: var(--white, #fff);
  border-radius: var(--faq-radius-sm, 12px);
  box-shadow: var(--faq-shadow);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.04);
  transition: box-shadow 0.3s;
}
.page-faq .faq-item[open] {
  box-shadow: 0 6px 28px rgba(0,0,0,0.10);
}

/* 问题 (summary) */
.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  background: var(--faq-question-bg);
  color: var(--faq-question-color);
  border-radius: var(--faq-radius-sm, 12px);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.4;
  transition: background 0.25s, border-radius 0.25s;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.page-faq .faq-question::-webkit-details-marker {
  display: none;
}
.page-faq .faq-question::marker {
  display: none;
  content: "";
}
.page-faq .faq-item[open] .faq-question {
  border-radius: var(--faq-radius-sm, 12px) var(--faq-radius-sm, 12px) 0 0;
}
.page-faq .faq-question:hover {
  filter: brightness(0.92);
}
.page-faq .faq-q-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 800;
  flex-shrink: 0;
}
.page-faq .faq-q-text {
  flex: 1;
  min-width: 0;
}
.page-faq .faq-toggle-icon {
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1;
  transition: transform 0.35s ease;
  opacity: 0.8;
}
.page-faq .faq-item[open] .faq-toggle-icon {
  transform: rotate(45deg);
  opacity: 1;
}

/* 答案内容 */
.page-faq .faq-answer {
  padding: 1.25rem 1.5rem 1.5rem;
  background: var(--faq-answer-bg);
  color: var(--deep-gray, #424242);
  font-size: 0.95rem;
  line-height: 1.7;
}
.page-faq .faq-answer p {
  margin: 0 0 0.75rem;
}
.page-faq .faq-answer p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-answer a {
  color: var(--deep-blue, #1A237E);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.page-faq .faq-answer a:hover {
  color: var(--orange, #FF5722);
}
.page-faq .faq-answer strong {
  color: var(--deep-blue, #1A237E);
  font-weight: 700;
}
.page-faq .faq-answer-figure {
  margin: 1rem 0 0;
  text-align: center;
}
.page-faq .faq-answer-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--faq-radius-sm, 12px);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  object-fit: cover;
}
.page-faq .faq-answer-figure figcaption {
  font-size: 0.8rem;
  color: var(--deep-gray, #424242);
  opacity: 0.6;
  margin-top: 0.4rem;
  font-style: italic;
}

/* 底部联系引导区 */
.page-faq .faq-cta {
  padding: 2.5rem 1.25rem 3.5rem;
  background: var(--light-gray, #F5F5F5);
}
.page-faq .faq-cta-card {
  max-width: 560px;
  margin: 0 auto;
  background: var(--faq-cta-bg);
  color: var(--faq-cta-color);
  border-radius: var(--faq-radius, 16px);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0,0,0,0.10);
  position: relative;
  overflow: hidden;
}
.page-faq .faq-cta-card::before {
  content: "?";
  position: absolute;
  top: -30px;
  right: -20px;
  font-size: 10rem;
  font-weight: 900;
  opacity: 0.06;
  line-height: 1;
  pointer-events: none;
  font-style: italic;
}
.page-faq .faq-cta-title {
  font-size: 1.6rem;
  font-weight: 800;
  font-style: italic;
  margin: 0 0 0.6rem;
  letter-spacing: -0.01em;
}
.page-faq .faq-cta-text {
  font-size: 1rem;
  margin: 0 0 1.5rem;
  opacity: 0.85;
  line-height: 1.6;
}
.page-faq .faq-cta-btn {
  display: inline-block;
  padding: 0.85rem 2.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 60px;
  text-decoration: none;
  background: var(--orange, #FF5722);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background 0.25s, transform 0.2s;
  box-shadow: 0 4px 16px rgba(255,87,34,0.35);
}
.page-faq .faq-cta-btn:hover {
  background: #e64a19;
  transform: translateY(-2px);
}

/* 桌面端布局（≥768px） */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 3.5rem 2rem 2.8rem;
  }
  .page-faq .faq-hero-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
  .page-faq .faq-hero-text {
    text-align: left;
  }
  .page-faq .faq-hero-text h1 {
    font-size: 3.2rem;
  }
  .page-faq .faq-hero-sub {
    font-size: 1.3rem;
  }
  .page-faq .faq-hero-img {
    width: 160px;
  }
  .page-faq .faq-hero::after {
    width: 300px;
    height: 300px;
    bottom: -4rem;
    right: -4rem;
  }

  .page-faq .faq-search {
    padding: 1.25rem 2rem 0.75rem;
  }
  .page-faq .faq-search-inner {
    padding: 0.3rem 0.3rem 0.3rem 1.5rem;
  }
  .page-faq .faq-search-input {
    font-size: 1.05rem;
    padding: 0.8rem 0.5rem;
  }

  .page-faq .faq-main {
    padding: 3rem 2rem 4rem;
  }
  .page-faq .faq-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: 2.5rem;
  }
  .page-faq .faq-sidebar {
    order: 0;
    width: 220px;
    flex-shrink: 0;
    position: sticky;
    top: 80px;
    padding: 1.75rem 1.25rem;
  }
  .page-faq .faq-sidebar-list {
    flex-direction: column;
    gap: 0.4rem;
  }
  .page-faq .faq-sidebar-link {
    display: block;
    text-align: center;
  }

  .page-faq .faq-section-title {
    font-size: 1.9rem;
    padding-left: 1rem;
    border-left-width: 6px;
  }
  .page-faq .faq-section-desc {
    padding-left: 1rem;
  }

  .page-faq .faq-question {
    padding: 1.1rem 1.5rem;
    font-size: 1.05rem;
  }
  .page-faq .faq-answer {
    padding: 1.5rem 2rem 1.8rem;
    font-size: 0.98rem;
  }

  .page-faq .faq-cta {
    padding: 3.5rem 2rem 4rem;
  }
  .page-faq .faq-cta-card {
    padding: 3rem 3rem;
  }
  .page-faq .faq-cta-title {
    font-size: 2rem;
  }
  .page-faq .faq-cta-text {
    font-size: 1.05rem;
  }
}

/* 桌面宽屏（≥1024px） */
@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: 4rem 2rem 3rem;
  }
  .page-faq .faq-hero-text h1 {
    font-size: 4rem;
  }
  .page-faq .faq-hero-sub {
    font-size: 1.5rem;
  }
  .page-faq .faq-hero-desc {
    font-size: 1rem;
  }
  .page-faq .faq-hero-img {
    width: 200px;
  }
  .page-faq .faq-hero::after {
    width: 400px;
    height: 400px;
    bottom: -6rem;
    right: -6rem;
  }

  .page-faq .faq-sidebar {
    width: 250px;
  }
  .page-faq .faq-section-title {
    font-size: 2.1rem;
  }
  .page-faq .faq-question {
    font-size: 1.08rem;
    padding: 1.2rem 1.75rem;
  }
  .page-faq .faq-answer {
    font-size: 1rem;
    padding: 1.75rem 2.5rem 2rem;
  }
}

/* 确保所有图片响应式 */
.page-faq img {
  max-width: 100%;
  height: auto;
}

/* 打印优化 */
@media print {
  .page-faq .faq-hero {
    background: #fff !important;
    color: #000 !important;
    padding: 1rem;
  }
  .page-faq .faq-search,
  .page-faq .faq-sidebar {
    display: none !important;
  }
  .page-faq .faq-item {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  .page-faq .faq-question {
    background: #f0f0f0 !important;
    color: #000 !important;
  }
  .page-faq .faq-answer {
    background: #fff !important;
  }
  .page-faq .faq-cta {
    background: #fff !important;
  }
  .page-faq .faq-cta-card {
    background: #f0f0f0 !important;
    color: #000 !important;
    box-shadow: none;
  }
  .page-faq .faq-cta-btn {
    background: #333 !important;
    color: #fff !important;
  }
}