.page-faq {
  --faq-gold: linear-gradient(135deg, #C39B77, #FFD700);
  --faq-gold-solid: #C39B77;
  --faq-gold-bright: #FFD700;
  --faq-glow: 0 0 20px rgba(195, 155, 119, 0.15);
  --faq-radius: 6px;
  --faq-nav-width: 240px;
  --faq-gap: 28px;

  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: var(--content-max-width, 1280px);
  margin: 0 auto;
  padding: 24px 16px 60px;
  color: var(--color-text-primary, #FFFFFF);
  font-family: var(--font-body, 'Segoe UI', 'Roboto', sans-serif);
  background: var(--color-background-dark, #1A1A1A);
  position: relative;
}

/* ─── 面包屑 ─── */
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-secondary, #B0B0B0);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.08));
}

.page-faq .breadcrumb a {
  color: var(--faq-gold-solid);
  text-decoration: none;
  transition: color 0.2s;
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--faq-gold-bright);
  text-decoration: underline;
}

.page-faq .breadcrumb__sep {
  color: var(--color-text-secondary, #B0B0B0);
  font-weight: 700;
}

/* ─── Hero ─── */
.page-faq .faq-hero {
  margin-bottom: 20px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-headings, 'Arial Black', 'Impact', sans-serif);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: clamp(1.8rem, 5vw, 3rem);
  margin: 0 0 6px;
  background: var(--faq-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.page-faq .faq-hero__sub {
  font-size: 1rem;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0;
  line-height: 1.5;
  max-width: 520px;
}

/* ─── 搜索框 ─── */
.page-faq .faq-search {
  margin-bottom: 28px;
}

.page-faq .search__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--faq-gold-solid);
  border-radius: var(--faq-radius);
  padding: 10px 16px;
  transition: border-color 0.3s, box-shadow 0.3s;
  max-width: 480px;
}

.page-faq .search__inner:focus-within {
  border-color: var(--faq-gold-bright);
  box-shadow: var(--faq-glow);
}

.page-faq .search__icon {
  color: var(--faq-gold-solid);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.page-faq .search__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-text-primary, #FFFFFF);
  font-size: 0.95rem;
  font-family: var(--font-body, 'Segoe UI', 'Roboto', sans-serif);
  min-width: 0;
}

.page-faq .search__input::placeholder {
  color: var(--color-text-secondary, #B0B0B0);
  opacity: 0.7;
}

/* ─── 主区域：左右分栏 ─── */
.page-faq .faq-main {
  display: flex;
  flex-direction: column;
  gap: var(--faq-gap);
  margin-bottom: 40px;
}

/* ─── 分类导航 ─── */
.page-faq .faq-nav {
  flex-shrink: 0;
}

.page-faq .faq-nav .nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-nav .nav__item {
  flex: 0 0 auto;
}

.page-faq .faq-nav .nav__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--color-background-card, rgba(255,255,255,0.05));
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: var(--faq-radius);
  color: var(--color-text-secondary, #B0B0B0);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.page-faq .faq-nav .nav__link svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.page-faq .faq-nav .nav__link:hover,
.page-faq .faq-nav .nav__link:focus-visible {
  background: rgba(195, 155, 119, 0.12);
  border-color: var(--faq-gold-solid);
  color: var(--faq-gold-solid);
}

.page-faq .faq-nav .nav__link:active {
  background: rgba(195, 155, 119, 0.2);
}

/* ─── 问答内容 ─── */
.page-faq .faq-content {
  flex: 1;
  min-width: 0;
}

.page-faq .faq-category {
  margin-bottom: 32px;
  scroll-margin-top: 100px;
}

.page-faq .category__title {
  font-family: var(--font-headings, 'Arial Black', 'Impact', sans-serif);
  font-weight: 900;
  font-style: italic;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 14px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--faq-gold);
  display: inline-block;
  color: var(--color-text-primary, #FFFFFF);
}

/* ─── 折叠项 ─── */
.page-faq .faq-item {
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: var(--faq-radius);
  margin-bottom: 10px;
  background: var(--color-background-card, rgba(255,255,255,0.03));
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
}

.page-faq .faq-item[open] {
  border-color: var(--faq-gold-solid);
  background: rgba(195, 155, 119, 0.05);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-primary, #FFFFFF);
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: color 0.3s;
  line-height: 1.4;
}

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

.page-faq .faq-question::marker {
  display: none;
  content: '';
}

.page-faq .faq-item[open] .faq-question {
  color: var(--faq-gold-bright);
}

.page-faq .faq-question:hover {
  color: var(--faq-gold-solid);
}

.page-faq .faq-arrow {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-top: -4px;
  color: var(--color-text-secondary, #B0B0B0);
}

.page-faq .faq-item[open] .faq-arrow {
  transform: rotate(-135deg);
  color: var(--faq-gold-bright);
}

.page-faq .faq-answer {
  padding: 0 18px 16px;
  font-size: 0.92rem;
  color: var(--color-text-secondary, #D0D0D0);
  line-height: 1.7;
}

.page-faq .faq-answer a {
  color: var(--faq-gold-solid);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s;
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--faq-gold-bright);
}

/* ─── 操作指南 ─── */
.page-faq .faq-guide {
  margin-bottom: 44px;
  padding-top: 8px;
}

.page-faq .faq-guide .section__title {
  font-family: var(--font-headings, 'Arial Black', 'Impact', sans-serif);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin: 0 0 4px;
  background: var(--faq-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-faq .guide__intro {
  font-size: 1rem;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0 0 24px;
}

.page-faq .guide__steps {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-faq .guide__step {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--color-background-card, rgba(255,255,255,0.04));
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: calc(var(--faq-radius) + 2px);
  padding: 20px;
  transition: border-color 0.3s, background 0.3s;
}

.page-faq .guide__step:hover {
  border-color: rgba(195, 155, 119, 0.3);
  background: rgba(255,255,255,0.06);
}

.page-faq .step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--faq-gold);
  color: var(--color-dark, #0D0D0D);
  font-family: var(--font-headings, 'Arial Black', 'Impact', sans-serif);
  font-weight: 900;
  font-style: italic;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.page-faq .step__body {
  flex: 1;
}

.page-faq .step__title {
  font-family: var(--font-headings, 'Arial Black', 'Impact', sans-serif);
  font-weight: 700;
  font-style: italic;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 8px;
  color: var(--color-text-primary, #FFFFFF);
}

.page-faq .step__list {
  margin: 0;
  padding-left: 20px;
  color: var(--color-text-secondary, #C0C0C0);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-faq .step__list li::marker {
  color: var(--faq-gold-solid);
  font-weight: 700;
}

.page-faq .step__figure {
  margin: 12px 0 0;
  max-width: 100%;
}

.page-faq .step__figure img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--faq-radius);
  border: 1px solid var(--color-border, rgba(255,255,255,0.1));
  background: rgba(0,0,0,0.3);
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-faq .step__figure figcaption {
  font-size: 0.78rem;
  color: var(--color-text-secondary, #808080);
  margin-top: 6px;
  font-style: italic;
}

/* ─── 联系区 ─── */
.page-faq .faq-contact {
  background: linear-gradient(135deg, rgba(74, 14, 78, 0.3), rgba(195, 155, 119, 0.1));
  border: 1px solid var(--color-border, rgba(255,255,255,0.08));
  border-radius: calc(var(--faq-radius) + 4px);
  padding: 32px 24px;
  text-align: center;
}

.page-faq .contact__inner {
  max-width: 540px;
  margin: 0 auto;
}

.page-faq .contact__heading {
  font-family: var(--font-headings, 'Arial Black', 'Impact', sans-serif);
  font-weight: 900;
  font-style: italic;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 6px;
  color: var(--color-text-primary, #FFFFFF);
}

.page-faq .contact__text {
  font-size: 1rem;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0 0 20px;
}

.page-faq .contact__methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.page-faq .contact__method {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 1rem;
}

.page-faq .contact__method svg {
  color: var(--faq-gold-solid);
  flex-shrink: 0;
}

.page-faq .contact__method a {
  color: var(--faq-gold-solid);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.page-faq .contact__method a:hover,
.page-faq .contact__method a:focus-visible {
  color: var(--faq-gold-bright);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-faq .contact__note {
  font-size: 0.85rem;
  color: var(--color-text-secondary, #808080);
  margin: 0;
  font-style: italic;
}

/* ─── 桌面端媒体查询 ─── */
@media (min-width: 768px) {
  .page-faq {
    padding: 32px 32px 80px;
  }

  .page-faq .faq-main {
    flex-direction: row;
    gap: 36px;
  }

  .page-faq .faq-nav {
    width: var(--faq-nav-width);
    flex-shrink: 0;
    position: sticky;
    top: calc(var(--header-height, 120px) + 16px);
    align-self: flex-start;
    max-height: calc(100vh - var(--header-height, 120px) - 80px);
    overflow-y: auto;
  }

  .page-faq .faq-nav .nav__list {
    flex-direction: column;
    gap: 6px;
  }

  .page-faq .faq-nav .nav__link {
    white-space: normal;
    padding: 12px 16px;
    font-size: 0.92rem;
  }

  .page-faq .faq-content {
    flex: 1;
    max-width: calc(100% - var(--faq-nav-width) - 36px);
  }

  .page-faq .guide__step {
    flex-direction: row;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
  }

  .page-faq .step__number {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    margin-top: 2px;
  }

  .page-faq .step__figure {
    max-width: 340px;
    margin: 0;
    flex-shrink: 0;
  }

  .page-faq .contact__methods {
    flex-direction: row;
    justify-content: center;
    gap: 32px;
  }

  .page-faq .contact__method {
    font-size: 1.05rem;
  }
}

@media (min-width: 1024px) {
  .page-faq {
    padding: 40px 40px 100px;
  }

  .page-faq .faq-nav {
    width: 260px;
  }

  .page-faq .faq-content {
    max-width: calc(100% - 260px - 40px);
  }

  .page-faq .step__figure {
    max-width: 380px;
  }
}