/* ===== 页面 .page-faq 专属样式 ===== */
.page-faq {
  --faq-bg-card: rgba(255, 255, 255, 0.08);
  --faq-bg-glass: rgba(255, 255, 255, 0.12);
  --faq-radius: 16px;
  --faq-gap: 1.25rem;
  --faq-pad: 1.5rem;
  font-family: var(--font-body);
  color: var(--text-dark);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1rem 2rem;
  position: relative;
  z-index: 1;
}

/* ---- 面包屑 ---- */
.page-faq .faq-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--primary-blue);
  margin-bottom: 1.5rem;
  padding: 0.25rem 0;
  opacity: 0.8;
}
.page-faq .faq-breadcrumb a {
  color: var(--primary-orange);
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s;
}
.page-faq .faq-breadcrumb a:hover {
  opacity: 0.7;
}
.page-faq .faq-breadcrumb-sep {
  color: var(--primary-blue);
  font-weight: 300;
  margin: 0 0.15rem;
}

/* ---- Hero 区域 ---- */
.page-faq .faq-hero {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
  background: var(--faq-bg-glass);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--faq-radius);
  padding: var(--faq-pad);
  border: 1px solid rgba(255, 255, 255, 0.25);
}
.page-faq .faq-hero-text {
  flex: 1 1 auto;
}
.page-faq .faq-hero-title {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary-blue);
  margin: 0 0 0.5rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.page-faq .faq-hero-desc {
  font-size: 1.05rem;
  color: var(--primary-blue);
  opacity: 0.8;
  margin: 0 0 1.25rem;
  line-height: 1.5;
  max-width: 36em;
}
.page-faq .faq-search-wrapper {
  position: relative;
  max-width: 28rem;
}
.page-faq .faq-search-input {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.75rem;
  font-size: 1rem;
  font-family: var(--font-body);
  background: var(--bg-light);
  border: 2px solid var(--primary-blue);
  border-radius: 40px;
  color: var(--text-dark);
  outline: none;
  transition: box-shadow 0.25s, border-color 0.25s;
  box-sizing: border-box;
}
.page-faq .faq-search-input:focus {
  border-color: var(--primary-orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.25);
}
.page-faq .faq-search-input::placeholder {
  color: var(--primary-blue);
  opacity: 0.5;
}
.page-faq .faq-search-icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  pointer-events: none;
}
.page-faq .faq-search-icon svg {
  display: block;
}
.page-faq .faq-hero-visual {
  flex: 0 0 auto;
  border-radius: 12px;
  overflow: hidden;
  background: var(--faq-bg-card);
}
.page-faq .faq-hero-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 12px;
}

/* ---- 分类快速跳转 ---- */
.page-faq .faq-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
  padding: 0.25rem 0;
}
.page-faq .faq-cat-link {
  display: inline-block;
  padding: 0.45rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-head);
  color: var(--primary-blue);
  background: var(--faq-bg-glass);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(0, 59, 111, 0.2);
  border-radius: 30px;
  text-decoration: none;
  transition: background 0.25s, color 0.25s, transform 0.15s;
  cursor: pointer;
}
.page-faq .faq-cat-link:hover {
  background: var(--primary-orange);
  color: var(--text-light);
  border-color: var(--primary-orange);
  transform: translateY(-2px);
}

/* ---- 手风琴容器 ---- */
.page-faq .faq-accordion-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

/* ---- 每个分类组 ---- */
.page-faq .faq-category-group {
  background: var(--faq-bg-glass);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--faq-radius);
  padding: var(--faq-pad);
  border: 1px solid rgba(255, 255, 255, 0.2);
  scroll-margin-top: 5rem;
}
.page-faq .faq-category-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin: 0 0 1rem;
  line-height: 1.2;
}
.page-faq .faq-cat-icon {
  display: block;
  width: 48px;
  height: auto;
  flex-shrink: 0;
  border-radius: 10px;
  object-fit: contain;
  background: var(--faq-bg-card);
  padding: 0.2rem;
}

/* ---- 单个问答项 ---- */
.page-faq .faq-item {
  border-bottom: 1px solid rgba(0, 59, 111, 0.1);
  padding: 0.4rem 0;
}
.page-faq .faq-item:last-of-type {
  border-bottom: none;
}
.page-faq .faq-question {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  padding: 0.6rem 2rem 0.6rem 0.6rem;
  cursor: pointer;
  position: relative;
  list-style: none;
  transition: color 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::after {
  content: '+';
  position: absolute;
  right: 0.4rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--primary-orange);
  transition: transform 0.25s, color 0.2s;
  line-height: 1;
}
.page-faq .faq-item[open] > .faq-question::after {
  transform: translateY(-50%) rotate(45deg);
  color: var(--accent-green);
}
.page-faq .faq-question:hover {
  color: var(--primary-orange);
}
.page-faq .faq-answer {
  padding: 0.2rem 0.6rem 0.8rem;
  color: var(--text-dark);
  font-size: 0.95rem;
  line-height: 1.6;
}
.page-faq .faq-answer p {
  margin: 0 0 0.4rem;
}
.page-faq .faq-answer a {
  color: var(--primary-orange);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
}
.page-faq .faq-answer a:hover {
  color: var(--primary-blue);
}

/* ---- 联系卡片 ---- */
.page-faq .faq-contact-card {
  background: var(--primary-blue);
  border-radius: var(--faq-radius);
  padding: var(--faq-pad);
  color: var(--text-light);
  margin-top: 0.5rem;
  position: relative;
  overflow: hidden;
}
.page-faq .faq-contact-card::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.page-faq .faq-contact-card-inner {
  position: relative;
  z-index: 1;
}
.page-faq .faq-contact-card-title {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
  color: var(--text-light);
}
.page-faq .faq-contact-card-desc {
  font-size: 0.95rem;
  opacity: 0.85;
  margin: 0 0 1rem;
  line-height: 1.5;
}
.page-faq .faq-contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.page-faq .faq-contact-list li {
  font-size: 0.95rem;
  line-height: 1.5;
}
.page-faq .faq-contact-label {
  font-weight: 600;
  color: var(--primary-orange);
  margin-right: 0.25rem;
}
.page-faq .faq-contact-btn {
  display: inline-block;
  padding: 0.6rem 1.6rem;
  background: var(--primary-orange);
  color: var(--text-light);
  font-weight: 600;
  font-size: 0.95rem;
  font-family: var(--font-head);
  border-radius: 30px;
  text-decoration: none;
  transition: background 0.25s, transform 0.15s;
  border: none;
  cursor: pointer;
}
.page-faq .faq-contact-btn:hover {
  background: #e85d2a;
  transform: translateY(-2px);
}
.page-faq .faq-contact-note {
  font-size: 0.75rem;
  opacity: 0.5;
  margin: 0.75rem 0 0;
  position: relative;
  z-index: 1;
}

/* ===== 桌面端（> 768px） ===== */
@media (min-width: 768px) {
  .page-faq {
    padding: 1.5rem 2rem 3rem;
  }
  .page-faq .faq-hero {
    flex-direction: row;
    align-items: center;
    gap: 2rem;
    padding: 2rem 2.5rem;
  }
  .page-faq .faq-hero-text {
    flex: 1 1 55%;
  }
  .page-faq .faq-hero-title {
    font-size: 2.8rem;
  }
  .page-faq .faq-hero-visual {
    flex: 1 1 40%;
    max-width: 420px;
  }
  .page-faq .faq-hero-img {
    border-radius: 12px;
  }
  .page-faq .faq-categories {
    gap: 0.8rem;
    margin-bottom: 2.5rem;
  }
  .page-faq .faq-cat-link {
    font-size: 0.95rem;
    padding: 0.5rem 1.4rem;
  }
  .page-faq .faq-accordion-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.8rem;
    align-items: start;
  }
  .page-faq .faq-category-group {
    padding: 1.8rem 2rem;
    break-inside: avoid;
  }
  .page-faq .faq-category-title {
    font-size: 1.5rem;
  }
  .page-faq .faq-cat-icon {
    width: 56px;
  }
  .page-faq .faq-question {
    font-size: 1.05rem;
  }
  .page-faq .faq-contact-card {
    padding: 2rem 2.5rem;
  }
  .page-faq .faq-contact-card-title {
    font-size: 1.7rem;
  }
  .page-faq .faq-contact-list {
    flex-direction: row;
    gap: 1.5rem;
  }
}

/* ===== 大桌面端（> 1024px） ===== */
@media (min-width: 1024px) {
  .page-faq .faq-hero-title {
    font-size: 3.2rem;
  }
  .page-faq .faq-accordion-container {
    gap: 2rem;
  }
  .page-faq .faq-category-group {
    padding: 2rem 2.5rem;
  }
}