/* ===== 隐私政策页面专属样式 ===== */
.page-privacy {
  --privacy-bg: #F5F0EB;
  --privacy-text: #2D2D2D;
  --privacy-text-light: #8C8C8C;
  --privacy-gold: #D4AF37;
  --privacy-border: rgba(212, 175, 55, 0.35);
  --privacy-max-width: 740px;
  --privacy-section-gap: 2.5rem;
  --privacy-paragraph-gap: 1.25rem;
  --privacy-number-size: clamp(2.8rem, 6vw, 4.2rem);

  display: block;
  width: 100%;
  background-color: var(--privacy-bg);
  color: var(--privacy-text);
  font-family: var(--font-body, 'Noto Sans SC', system-ui, -apple-system, sans-serif);
  font-weight: var(--fw-normal, 300);
  font-size: var(--fs-body, 1rem);
  line-height: 1.75;
  padding: 0;
  margin: 0;
}

/* 标题区 */
.page-privacy .privacy-hero {
  text-align: center;
  padding: var(--space-xl, 4rem) var(--space-md, 1rem) var(--space-lg, 2rem);
  max-width: var(--privacy-max-width);
  margin: 0 auto;
}

.page-privacy .privacy-breadcrumb {
  font-size: var(--fs-small, 0.75rem);
  color: var(--privacy-text-light);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-lg, 2rem);
  text-transform: uppercase;
}

.page-privacy .privacy-breadcrumb a {
  color: var(--privacy-text-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast, 0.2s ease), color var(--transition-fast, 0.2s ease);
}

.page-privacy .privacy-breadcrumb a:hover,
.page-privacy .privacy-breadcrumb a:focus {
  color: var(--privacy-gold);
  border-bottom-color: var(--privacy-gold);
}

.page-privacy .breadcrumb-sep {
  margin: 0 0.35em;
  color: var(--privacy-border);
}

.page-privacy .privacy-hero-icon {
  margin-bottom: var(--space-lg, 2rem);
  display: flex;
  justify-content: center;
}

.page-privacy .hero-icon-img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  display: block;
  max-width: 100%;
}

.page-privacy .privacy-title {
  font-family: var(--font-heading, 'Noto Sans SC', system-ui, -apple-system, sans-serif);
  font-weight: var(--fw-bold, 900);
  font-size: var(--fs-heading, clamp(1.5rem, 4vw, 3rem));
  color: var(--privacy-gold);
  margin: 0 0 var(--space-sm, 0.5rem);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.page-privacy .privacy-hero-sub {
  font-size: 1.05rem;
  color: var(--privacy-text);
  max-width: 540px;
  margin: var(--space-sm, 0.5rem) auto 0;
  font-weight: var(--fw-normal, 300);
  line-height: 1.6;
}

.page-privacy .privacy-hero-note {
  font-size: var(--fs-small, 0.75rem);
  color: var(--privacy-text-light);
  margin-top: var(--space-sm, 0.5rem);
  letter-spacing: 0.03em;
}

/* 正文区 */
.page-privacy .privacy-body {
  max-width: var(--privacy-max-width);
  margin: 0 auto;
  padding: 0 var(--space-md, 1rem) var(--space-xl, 4rem);
}

/* 每个章节 */
.page-privacy .privacy-section {
  padding: var(--privacy-section-gap) 0;
  position: relative;
}

.page-privacy .section-number {
  font-family: var(--font-heading, 'Noto Sans SC', system-ui, -apple-system, sans-serif);
  font-weight: var(--fw-bold, 900);
  font-size: var(--privacy-number-size);
  line-height: 1;
  color: var(--privacy-gold);
  opacity: 0.3;
  margin-bottom: var(--space-xs, 0.25rem);
  letter-spacing: -0.02em;
  user-select: none;
}

.page-privacy .section-heading {
  font-family: var(--font-heading, 'Noto Sans SC', system-ui, -apple-system, sans-serif);
  font-weight: var(--fw-bold, 900);
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  color: var(--privacy-gold);
  margin: 0 0 var(--space-md, 1rem);
  line-height: 1.3;
  letter-spacing: 0.01em;
}

.page-privacy .section-text {
  margin: 0 0 var(--space-md, 1rem);
  color: var(--privacy-text);
  font-weight: var(--fw-normal, 300);
  max-width: 100%;
}

.page-privacy .section-text + .section-text {
  margin-top: calc(-1 * var(--space-sm, 0.5rem));
}

/* 金色分割线 */
.page-privacy .section-divider {
  width: 64px;
  height: 2px;
  background-color: var(--privacy-gold);
  margin: 0 auto;
  opacity: 0.35;
  border-radius: 1px;
}

/* details 展开交互（渐进增强） */
.page-privacy .privacy-details {
  margin-top: var(--space-sm, 0.5rem);
  border-left: 2px solid var(--privacy-border);
  padding-left: var(--space-md, 1rem);
  transition: border-color var(--transition-fast, 0.2s ease);
}

.page-privacy .privacy-details[open] {
  border-left-color: var(--privacy-gold);
}

.page-privacy .details-summary {
  display: inline-block;
  cursor: pointer;
  font-size: var(--fs-small, 0.75rem);
  color: var(--privacy-text-light);
  letter-spacing: 0.03em;
  font-weight: var(--fw-normal, 300);
  padding: 0.15em 0;
  border-bottom: 1px dashed var(--privacy-border);
  transition: color var(--transition-fast, 0.2s ease), border-color var(--transition-fast, 0.2s ease);
  user-select: none;
}

.page-privacy .details-summary:hover,
.page-privacy .details-summary:focus {
  color: var(--privacy-gold);
  border-bottom-color: var(--privacy-gold);
}

.page-privacy .details-summary::-webkit-details-marker {
  display: none;
}

.page-privacy .details-summary::before {
  content: "▸ ";
  color: var(--privacy-gold);
  font-size: 0.9em;
  transition: transform var(--transition-fast, 0.2s ease);
  display: inline-block;
}

.page-privacy .privacy-details[open] .details-summary::before {
  transform: rotate(90deg);
}

.page-privacy .details-content {
  margin-top: var(--space-sm, 0.5rem);
  padding-top: var(--space-sm, 0.5rem);
}

.page-privacy .details-content p {
  font-size: 0.92rem;
  color: var(--privacy-text);
  margin: 0 0 var(--space-sm, 0.5rem);
  line-height: 1.7;
}

.page-privacy .details-content p:last-child {
  margin-bottom: 0;
}

/* 保护措施区域的图片 */
.page-privacy .protect-image-wrap {
  margin: var(--space-md, 1rem) 0 var(--space-sm, 0.5rem);
  display: flex;
  justify-content: flex-start;
}

.page-privacy .protect-img {
  width: 200px;
  height: auto;
  max-width: 100%;
  object-fit: contain;
  border: 1px solid var(--privacy-border);
  border-radius: 2px;
  background-color: rgba(212, 175, 55, 0.04);
  padding: var(--space-xs, 0.25rem);
}

/* 联系区域 */
.page-privacy .privacy-contact {
  max-width: var(--privacy-max-width);
  margin: 0 auto;
  padding: 0 var(--space-md, 1rem) var(--space-xl, 4rem);
}

.page-privacy .contact-divider {
  width: 80px;
  height: 2px;
  background-color: var(--privacy-gold);
  opacity: 0.5;
  margin: 0 0 var(--space-lg, 2rem);
  border-radius: 1px;
}

.page-privacy .contact-intro {
  font-size: 0.95rem;
  color: var(--privacy-text);
  margin: 0 0 var(--space-md, 1rem);
  font-weight: var(--fw-normal, 300);
  line-height: 1.7;
}

.page-privacy .contact-details {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm, 0.5rem) var(--space-lg, 2rem);
  margin-bottom: var(--space-md, 1rem);
}

.page-privacy .contact-item {
  font-size: 0.88rem;
  color: var(--privacy-text);
  font-weight: var(--fw-normal, 300);
  letter-spacing: 0.01em;
  line-height: 1.6;
}

.page-privacy .contact-more {
  font-size: 0.88rem;
  color: var(--privacy-text-light);
  margin: 0;
}

.page-privacy .contact-more a {
  color: var(--privacy-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast, 0.2s ease);
}

.page-privacy .contact-more a:hover,
.page-privacy .contact-more a:focus {
  border-bottom-color: var(--privacy-gold);
}

/* ===== 响应式：窄屏 ===== */
@media (max-width: 640px) {
  .page-privacy .privacy-hero {
    padding-top: var(--space-lg, 2rem);
    padding-bottom: var(--space-lg, 2rem);
  }

  .page-privacy .privacy-hero-icon {
    margin-bottom: var(--space-md, 1rem);
  }

  .page-privacy .hero-icon-img {
    width: 80px;
    height: 80px;
  }

  .page-privacy .privacy-title {
    font-size: clamp(1.35rem, 5vw, 1.8rem);
  }

  .page-privacy .privacy-hero-sub {
    font-size: 0.95rem;
  }

  .page-privacy .privacy-body {
    padding-left: var(--space-sm, 0.5rem);
    padding-right: var(--space-sm, 0.5rem);
    padding-bottom: var(--space-lg, 2rem);
  }

  .page-privacy .privacy-section {
    padding: var(--space-lg, 2rem) 0;
  }

  .page-privacy .section-number {
    font-size: clamp(2.2rem, 8vw, 3rem);
    margin-bottom: var(--space-xs, 0.25rem);
  }

  .page-privacy .section-heading {
    font-size: clamp(1.05rem, 3.5vw, 1.25rem);
  }

  .page-privacy .section-text {
    font-size: 0.95rem;
  }

  .page-privacy .privacy-details {
    padding-left: var(--space-sm, 0.5rem);
  }

  .page-privacy .protect-img {
    width: 140px;
  }

  .page-privacy .privacy-contact {
    padding-left: var(--space-sm, 0.5rem);
    padding-right: var(--space-sm, 0.5rem);
    padding-bottom: var(--space-lg, 2rem);
  }

  .page-privacy .contact-details {
    flex-direction: column;
    gap: var(--space-xs, 0.25rem);
  }

  .page-privacy .contact-item {
    font-size: 0.85rem;
  }

  .page-privacy .contact-divider {
    width: 56px;
    margin-bottom: var(--space-md, 1rem);
  }
}

/* ===== 响应式：桌面增强 ===== */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero {
    padding-top: 5rem;
  }

  .page-privacy .privacy-section {
    padding: 3rem 0;
  }

  .page-privacy .section-number {
    opacity: 0.2;
    transition: opacity var(--transition-slow, 0.4s ease);
  }

  .page-privacy .privacy-section:hover .section-number {
    opacity: 0.45;
  }

  .page-privacy .privacy-body {
    padding-bottom: 5rem;
  }

  .page-privacy .privacy-contact {
    padding-bottom: 5rem;
  }
}