.page-privacy {
  --clr-bg-overlay: rgba(11, 26, 51, 0.88);
  --clr-accent-line: var(--clr-accent-gold);
  --clr-term-highlight: var(--clr-accent-gold);
  --clr-section-divider: var(--clr-border-subtle);
  --radius-section: 12px;
  --max-text-width: 780px;
  --spacing-section: 2.5rem;
  --spacing-paragraph: 1.25rem;

  position: relative;
  background-color: var(--clr-primary-deep-blue);
  color: var(--clr-text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  padding: 2rem 1rem 3rem;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── 背景纹理 ── */
.page-privacy__bg-texture {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.18;
  mix-blend-mode: overlay;
}

.page-privacy__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── 容器 ── */
.page-privacy__container {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  background: var(--clr-bg-overlay);
  border-radius: var(--radius-lg);
  padding: 2rem 1.25rem;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--clr-border-subtle);
}

/* ── 面包屑 ── */
.page-privacy__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--clr-text-secondary);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--clr-section-divider);
  flex-wrap: wrap;
}

.page-privacy__breadcrumb a {
  color: var(--clr-accent-orange-red);
  text-decoration: none;
  transition: color var(--transition-base);
}

.page-privacy__breadcrumb a:hover,
.page-privacy__breadcrumb a:focus-visible {
  color: var(--clr-accent-gold);
  outline: none;
  text-decoration: underline;
}

.page-privacy__breadcrumb-sep {
  color: var(--clr-text-secondary);
  font-size: 12px;
}

.page-privacy__breadcrumb [aria-current="page"] {
  color: var(--clr-text-high-contrast);
  font-weight: 600;
}

/* ── 标题 ── */
.page-privacy__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  line-height: 1.2;
  color: var(--clr-text-primary);
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
  position: relative;
  display: inline-block;
}

.page-privacy__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--clr-accent-orange-red);
  margin-top: 0.4rem;
  border-radius: 2px;
}

/* ── 导语 ── */
.page-privacy__lead {
  font-size: 1.0625rem;
  color: var(--clr-text-secondary);
  margin-bottom: 2rem;
  max-width: var(--max-text-width);
  padding: 0.75rem 1rem;
  background: var(--clr-surface-medium);
  border-left: 3px solid var(--clr-accent-orange-red);
  border-radius: 0 var(--radius-section) var(--radius-section) 0;
}

/* ── 区块 ── */
.page-privacy__section {
  display: flex;
  gap: 1rem;
  margin-bottom: var(--spacing-section);
  scroll-margin-top: 2rem;
}

.page-privacy__section-accent {
  flex: 0 0 4px;
  background: var(--clr-accent-line);
  border-radius: 2px;
  min-height: 60px;
  align-self: stretch;
  opacity: 0.7;
}

.page-privacy__section-content {
  flex: 1;
  min-width: 0;
}

.page-privacy__section-title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  line-height: 1.3;
  color: var(--clr-text-primary);
  margin: 0 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--clr-section-divider);
}

/* ── 段落 ── */
.page-privacy__paragraph {
  margin: 0 0 var(--spacing-paragraph);
  max-width: var(--max-text-width);
  color: var(--clr-text-secondary);
}

.page-privacy__paragraph--meta {
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--clr-text-secondary);
  opacity: 0.75;
  margin-top: -0.75rem;
}

.page-privacy__paragraph--cta {
  margin-top: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--clr-section-divider);
}

/* ── 术语高亮 ── */
.page-privacy__term {
  color: var(--clr-term-highlight);
  font-weight: 700;
  font-family: var(--font-body);
}

/* ── 列表 ── */
.page-privacy__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-paragraph);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-privacy__list-item {
  position: relative;
  padding-left: 1.5rem;
  color: var(--clr-text-secondary);
  line-height: 1.6;
}

.page-privacy__list-item::before {
  content: '◆';
  position: absolute;
  left: 0;
  top: 0.1em;
  color: var(--clr-accent-orange-red);
  font-size: 0.65rem;
}

/* ── 联系块 ── */
.page-privacy__contact-block {
  background: var(--clr-surface-medium);
  border-radius: var(--radius-section);
  padding: 1.25rem 1.5rem;
  margin-bottom: var(--spacing-paragraph);
  border: 1px solid var(--clr-border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-privacy__contact-item {
  margin: 0;
  font-size: 15px;
  color: var(--clr-text-secondary);
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.page-privacy__contact-label {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--clr-text-secondary);
  opacity: 0.7;
  min-width: 6em;
}

.page-privacy__contact-note {
  margin: 0.5rem 0 0;
  font-size: 14px;
  color: var(--clr-accent-gold);
  font-style: italic;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--clr-border-subtle);
}

/* ── 链接 ── */
.page-privacy__link {
  color: var(--clr-accent-orange-red);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-base);
}

.page-privacy__link:hover,
.page-privacy__link:focus-visible {
  color: var(--clr-accent-gold);
  text-decoration: underline;
  outline: none;
}

/* ── 底部信息 ── */
.page-privacy__footer-extra {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--clr-section-divider);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: center;
}

.page-privacy__icp {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--clr-text-secondary);
  opacity: 0.6;
  margin: 0;
}

.page-privacy__trust {
  font-size: 14px;
  color: var(--clr-text-secondary);
  opacity: 0.65;
  margin: 0;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ========== 响应式 ========== */

/* ≥ 600px 平板 */
@media screen and (min-width: 600px) {
  .page-privacy {
    padding: 3rem 1.5rem 4rem;
  }

  .page-privacy__container {
    padding: 2.5rem 2rem;
  }

  .page-privacy__title {
    font-size: 2.25rem;
  }

  .page-privacy__section-title {
    font-size: 1.5rem;
  }

  .page-privacy__lead {
    font-size: 1.125rem;
    padding: 1rem 1.25rem;
  }

  .page-privacy__contact-block {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem 2rem;
  }

  .page-privacy__contact-item {
    flex: 1 1 200px;
  }
}

/* ≥ 1024px 桌面 */
@media screen and (min-width: 1024px) {
  .page-privacy {
    padding: 4rem 2rem 5rem;
  }

  .page-privacy__container {
    padding: 3rem 3rem;
  }

  .page-privacy__title {
    font-size: 2.75rem;
  }

  .page-privacy__section {
    gap: 1.5rem;
  }

  .page-privacy__section-accent {
    flex-basis: 6px;
  }

  .page-privacy__section-title {
    font-size: 1.625rem;
  }

  .page-privacy__paragraph {
    font-size: 16px;
  }

  .page-privacy__contact-block {
    padding: 1.5rem 2rem;
  }

  .page-privacy__footer-extra {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .page-privacy__trust {
    margin: 0;
  }
}

/* ========== 打印 & 动效偏好 ========== */
@media print {
  .page-privacy__bg-texture {
    display: none;
  }

  .page-privacy__container {
    background: #fff;
    color: #111;
    border: none;
    backdrop-filter: none;
  }

  .page-privacy__title,
  .page-privacy__section-title,
  .page-privacy__term {
    color: #111;
  }

  .page-privacy__paragraph,
  .page-privacy__list-item,
  .page-privacy__contact-item,
  .page-privacy__breadcrumb {
    color: #333;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy__bg-img {
    transition: none;
  }

  .page-privacy__link {
    transition: none;
  }
}