/* ===== 页面专属：page-faq ===== */
.page-faq {
  --faq-gold-line: var(--color-primary-gold, #D4A843);
  --faq-warm-bg: var(--color-bg-warm, #F5EFE0);
  --faq-dark: var(--color-primary-dark, #0A1F3F);
  --faq-text: var(--color-text-dark, #0A1F3F);
  --faq-light: var(--color-text-light, #FFFFFF);
  --faq-accent-green: var(--color-accent-green, #2A9D8F);
  --faq-accent-red: var(--color-accent-red, #E63946);
  --faq-highlight: var(--color-data-highlight, #F4A261);
  --faq-radius: var(--border-radius, 6px);
  --faq-shadow: var(--shadow-card, 0 2px 12px rgba(10,31,63,0.08));
  --faq-transition: var(--transition-speed, 0.3s);
  --faq-font-heading: var(--font-heading, 'Inter', sans-serif);
  --faq-font-body: var(--font-body, 'Merriweather', Georgia, serif);
  --faq-max-width: var(--max-width, 1200px);

  display: block;
  width: 100%;
  max-width: var(--faq-max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  font-family: var(--faq-font-body);
  color: var(--faq-text);
  box-sizing: border-box;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

/* 面包屑 */
.page-faq .faq-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-family: var(--faq-font-heading);
  color: var(--faq-dark);
  margin-bottom: 1rem;
  opacity: 0.75;
}
.page-faq .faq-breadcrumb a {
  color: var(--faq-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity var(--faq-transition);
}
.page-faq .faq-breadcrumb a:hover {
  opacity: 0.7;
}
.page-faq .faq-breadcrumb-sep {
  margin: 0 0.2rem;
  color: var(--faq-gold-line);
}
.page-faq .faq-breadcrumb [aria-current="page"] {
  font-weight: 600;
  color: var(--faq-gold-line);
}

/* 标题区 */
.page-faq .faq-hero {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 3px solid var(--faq-gold-line);
}
.page-faq .faq-hero__title {
  font-family: var(--faq-font-heading);
  font-size: var(--font-scale-h1, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--faq-dark);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}
.page-faq .faq-hero__desc {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--faq-dark);
  opacity: 0.8;
  margin: 0;
  max-width: 640px;
}

/* 标签页导航 */
.page-faq .faq-tabs {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--faq-warm-bg);
  padding-bottom: 0;
  flex-wrap: wrap;
}
.page-faq .faq-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  font-family: var(--faq-font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--faq-dark);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: all var(--faq-transition);
  position: relative;
  margin-bottom: -2px;
  white-space: nowrap;
}
.page-faq .faq-tab:hover {
  color: var(--faq-gold-line);
  background: rgba(212, 168, 67, 0.06);
}
.page-faq .faq-tab[aria-selected="true"] {
  color: var(--faq-dark);
  border-bottom-color: var(--faq-gold-line);
}
.page-faq .faq-tab__num {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--faq-gold-line);
  letter-spacing: 0.05em;
}
.page-faq .faq-tab__label {
  letter-spacing: 0.02em;
}

/* 面板容器 */
.page-faq .faq-panels {
  position: relative;
}

/* 单个面板 */
.page-faq .faq-panel {
  display: none;
  animation: faqFadeIn 0.35s ease forwards;
}
.page-faq .faq-panel[data-active] {
  display: block;
}
@keyframes faqFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-faq .faq-panel__inner {
  max-width: 860px;
}
.page-faq .faq-panel__title {
  font-family: var(--faq-font-heading);
  font-size: var(--font-scale-h3, 1.35rem);
  font-weight: 700;
  color: var(--faq-dark);
  margin: 0 0 0.3rem;
}
.page-faq .faq-panel__intro {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--faq-dark);
  opacity: 0.7;
  margin: 0 0 2rem;
}

/* FAQ 条目 */
.page-faq .faq-item {
  border-bottom: 1px solid rgba(10, 31, 63, 0.08);
}
.page-faq .faq-item:last-child {
  border-bottom: none;
}

/* 问题按钮 */
.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1.1rem 0.5rem 1.1rem 0;
  font-family: var(--faq-font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--faq-dark);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--faq-transition), color var(--faq-transition);
  position: relative;
}
.page-faq .faq-question:hover {
  color: var(--faq-gold-line);
}
.page-faq .faq-question:focus-visible {
  outline: 2px solid var(--faq-gold-line);
  outline-offset: 2px;
  border-radius: var(--faq-radius);
}
.page-faq .faq-q-num {
  flex-shrink: 0;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--faq-gold-line);
  letter-spacing: 0.03em;
  min-width: 2.4rem;
}
.page-faq .faq-q-text {
  flex: 1;
  line-height: 1.4;
}
.page-faq .faq-q-icon {
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--faq-gold-line);
  transition: transform var(--faq-transition);
  line-height: 1;
  width: 1.6rem;
  text-align: center;
}

/* 展开状态: 由 JS 控制 aria-expanded, 配合 CSS 选择器 */
.page-faq .faq-question[aria-expanded="true"] .faq-q-icon {
  transform: rotate(45deg);
}

/* 答案区 */
.page-faq .faq-answer {
  display: none;
  padding: 0 0.5rem 1.2rem 2.4rem;
}
.page-faq .faq-answer:not([hidden]) {
  display: block;
}
.page-faq .faq-answer__inner {
  background: var(--faq-warm-bg);
  border-left: 4px solid var(--faq-gold-line);
  border-radius: 0 var(--faq-radius) var(--faq-radius) 0;
  padding: 1.2rem 1.6rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--faq-dark);
  box-shadow: var(--faq-shadow);
}
.page-faq .faq-answer__inner a {
  color: var(--faq-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 600;
  transition: color var(--faq-transition);
}
.page-faq .faq-answer__inner a:hover {
  color: var(--faq-gold-line);
}
.page-faq .faq-answer__inner p {
  margin: 0;
}
.page-faq .faq-answer__inner p + p {
  margin-top: 0.6rem;
}

/* 图片容器 */
.page-faq .faq-figure {
  margin: 2.5rem 0 0.5rem;
  padding: 0;
  max-width: 520px;
}
.page-faq .faq-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--faq-radius);
  box-shadow: var(--faq-shadow);
  background: var(--faq-warm-bg);
  object-fit: cover;
  aspect-ratio: 500 / 300;
}
.page-faq .faq-figure__cap {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  color: var(--faq-dark);
  opacity: 0.6;
  font-style: italic;
  font-family: var(--faq-font-body);
}

/* 底部联系引导 */
.page-faq .faq-contact-cta {
  margin-top: 3.5rem;
  padding: 1.6rem 2rem;
  background: var(--faq-dark);
  border-radius: var(--faq-radius);
  text-align: center;
}
.page-faq .faq-contact-cta__text {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--faq-light);
  font-family: var(--faq-font-heading);
  font-weight: 400;
}
.page-faq .faq-contact-cta a {
  color: var(--faq-gold-line);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 600;
  transition: opacity var(--faq-transition);
}
.page-faq .faq-contact-cta a:hover {
  opacity: 0.8;
}

/* ===== 移动端优先 — 窄屏适配 ===== */
@media (max-width: 640px) {
  .page-faq {
    padding: 1.25rem 1rem 2.5rem;
  }
  .page-faq .faq-hero__title {
    font-size: 1.75rem;
  }
  .page-faq .faq-hero__desc {
    font-size: 0.95rem;
  }
  .page-faq .faq-tabs {
    gap: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .page-faq .faq-tabs::-webkit-scrollbar {
    display: none;
  }
  .page-faq .faq-tab {
    padding: 0.7rem 1rem;
    font-size: 0.85rem;
    flex-shrink: 0;
  }
  .page-faq .faq-tab__num {
    font-size: 0.7rem;
  }
  .page-faq .faq-panel__inner {
    max-width: 100%;
  }
  .page-faq .faq-question {
    padding: 0.9rem 0.25rem 0.9rem 0;
    font-size: 0.92rem;
    gap: 0.5rem;
  }
  .page-faq .faq-q-num {
    min-width: 1.8rem;
    font-size: 0.75rem;
  }
  .page-faq .faq-answer {
    padding: 0 0 1rem 1.2rem;
  }
  .page-faq .faq-answer__inner {
    padding: 0.9rem 1.1rem;
    font-size: 0.88rem;
  }
  .page-faq .faq-figure {
    max-width: 100%;
    margin-top: 1.8rem;
  }
  .page-faq .faq-figure__img {
    aspect-ratio: 500 / 300;
  }
  .page-faq .faq-contact-cta {
    padding: 1.2rem 1rem;
  }
  .page-faq .faq-contact-cta__text {
    font-size: 0.92rem;
  }
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-faq {
    padding: 2.5rem 2rem 4rem;
  }
  .page-faq .faq-hero__title {
    font-size: var(--font-scale-h1, 2.5rem);
  }
  .page-faq .faq-tab {
    padding: 0.9rem 1.8rem;
    font-size: 1rem;
  }
  .page-faq .faq-panel__title {
    font-size: var(--font-scale-h2, 1.8rem);
  }
  .page-faq .faq-question {
    font-size: 1.05rem;
    padding: 1.2rem 0.5rem 1.2rem 0;
  }
  .page-faq .faq-answer__inner {
    padding: 1.4rem 2rem;
    font-size: 0.98rem;
  }
}

@media (min-width: 1024px) {
  .page-faq {
    padding: 3rem 2.5rem 5rem;
  }
  .page-faq .faq-hero__title {
    font-size: 3rem;
  }
  .page-faq .faq-tabs {
    gap: 0.5rem;
  }
  .page-faq .faq-tab {
    padding: 1rem 2rem;
    font-size: 1.05rem;
  }
}