.page-privacy {
  position: relative;
  background: var(--c-bg);
}

/* 背景水印：隐私 */
.page-privacy::before {
  content: '隐私';
  position: fixed;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-15deg);
  font-family: var(--f-head);
  font-size: clamp(16rem, 45vw, 36rem);
  letter-spacing: 0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(46, 74, 110, 0.16);
  z-index: 0;
  pointer-events: none;
  user-select: none;
}

.page-privacy > * {
  position: relative;
  z-index: 1;
}

/* ===== 页首横幅 ===== */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  min-height: 240px;
  display: flex;
  align-items: flex-end;
  padding: 2rem 0 1.5rem;
}

.page-privacy .privacy-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-privacy .privacy-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 22, 40, 0.96) 0%, rgba(7, 22, 40, 0.72) 45%, rgba(7, 22, 40, 0.35) 100%);
  z-index: 1;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
}

.page-privacy .privacy-hero .breadcrumbs {
  margin-bottom: 0.75rem;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--f-head);
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  line-height: 1.1;
  color: var(--c-text);
  max-width: 680px;
  margin: 0.4rem 0 0.6rem;
  text-shadow: 0 2px 20px rgba(7, 22, 40, 0.6);
}

.page-privacy .privacy-hero .lead {
  color: rgba(230, 238, 245, 0.85);
  font-size: 0.95rem;
  max-width: 520px;
  line-height: 1.7;
}

/* ===== 主体布局 ===== */
.page-privacy .privacy-layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: clamp(2rem, 6vw, 4rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

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

/* ===== 目录 ===== */
.page-privacy .privacy-toc {
  width: 100%;
}

.page-privacy .privacy-toc__inner {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 1rem;
}

.page-privacy .privacy-toc__head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.page-privacy .privacy-toc__icon {
  color: var(--c-highlight);
  display: inline-flex;
}

.page-privacy .privacy-toc__label {
  font-family: var(--f-mono);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.page-privacy .privacy-toc__list {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  scrollbar-width: thin;
  scrollbar-color: var(--c-border) transparent;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--c-border);
  color: var(--c-text);
  text-decoration: none;
  font-size: 0.875rem;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.page-privacy .privacy-toc__num {
  font-family: var(--f-mono);
  color: var(--c-accent);
  font-size: 0.75rem;
}

.page-privacy .privacy-toc__note {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--c-muted);
  line-height: 1.7;
}

.page-privacy .privacy-toc__link-inline {
  color: var(--c-highlight);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== 章节通用 ===== */
.page-privacy .privacy-section {
  scroll-margin-top: calc(var(--header-h) + 27px);
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.page-privacy .privacy-section:target {
  border-left: 3px solid var(--c-highlight);
  padding-left: clamp(1rem, 3vw, 1.5rem);
  transition: border-color 0.4s var(--ease);
}

.page-privacy .privacy-section .chapter {
  margin-bottom: 1.5rem;
}

.page-privacy .privacy-intro {
  border-left: 3px solid var(--c-accent);
  padding-left: clamp(1rem, 3vw, 1.5rem);
}

.page-privacy .privacy-intro p {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--c-text);
}

.page-privacy .privacy-intro p + p {
  margin-top: 1rem;
}

.page-privacy .privacy-intro strong {
  color: var(--c-highlight);
  font-family: var(--f-mono);
  font-weight: 500;
}

.page-privacy .privacy-intro .tag {
  margin-bottom: 1.25rem;
}

/* ===== 内容块 ===== */
.page-privacy .privacy-block__lead {
  color: var(--c-text);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.page-privacy .privacy-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-privacy .privacy-card-data {
  background: rgba(18, 42, 68, 0.7);
  border: 1px solid var(--c-border);
  border-top: 2px solid var(--c-accent);
  padding: 1.25rem;
}

.page-privacy .privacy-card-data h3 {
  font-size: 1rem;
  margin: 0 0 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--c-text);
}

.page-privacy .privacy-card-data__tag {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: rgba(255, 122, 0, 0.15);
  color: var(--c-accent);
  padding: 0.15rem 0.4rem;
}

.page-privacy .privacy-card-data p {
  font-size: 0.875rem;
  color: var(--c-muted);
  line-height: 1.7;
  margin: 0;
}

/* ===== 提示 ===== */
.page-privacy .privacy-note {
  border: 1px dashed var(--c-border);
  background: rgba(255, 209, 102, 0.05);
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--c-text);
}

.page-privacy .privacy-note strong {
  color: var(--c-warning);
}

/* ===== 列表 ===== */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1.5rem 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--c-text);
  line-height: 1.7;
  font-size: 0.925rem;
}

.page-privacy .privacy-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 2px;
  background: var(--c-highlight);
}

.page-privacy .privacy-list strong {
  color: var(--c-text);
}

.page-privacy .privacy-list--compact {
  margin-top: 1rem;
}

.page-privacy .privacy-subnote {
  margin-top: 1.5rem;
  padding: 0.9rem 1.1rem;
  border-left: 3px solid var(--c-highlight);
  background: rgba(0, 255, 136, 0.05);
  font-size: 0.85rem;
  color: var(--c-muted);
  line-height: 1.7;
}

/* ===== 时间线 ===== */
.page-privacy .privacy-timeline {
  display: grid;
  gap: 1.2rem;
  margin: 1.5rem 0 1.75rem;
}

.page-privacy .privacy-timeline__item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.9rem;
}

.page-privacy .privacy-timeline__num {
  font-family: var(--f-mono);
  font-weight: 700;
  color: var(--c-accent);
  font-size: 1.1rem;
  line-height: 1;
  padding-top: 0.2rem;
}

.page-privacy .privacy-timeline__content {
  border-left: 1px solid var(--c-border);
  padding-left: 1.1rem;
  padding-bottom: 0.2rem;
}

.page-privacy .privacy-timeline__content h3 {
  font-size: 0.95rem;
  margin: 0 0 0.35rem;
  color: var(--c-text);
}

.page-privacy .privacy-timeline__content p {
  font-size: 0.85rem;
  color: var(--c-muted);
  line-height: 1.7;
  margin: 0;
}

/* ===== 数据保护指标 ===== */
.page-privacy .privacy-protect-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-privacy .privacy-protect-item {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-bottom: 3px solid var(--c-highlight);
  padding: 1.25rem 1rem;
  text-align: center;
}

.page-privacy .privacy-protect-item .stat__value {
  display: block;
  font-family: var(--f-mono);
  color: var(--c-highlight);
  font-size: 2.2rem;
  line-height: 1.1;
}

.page-privacy .privacy-protect-item .stat__label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--c-text);
  margin-top: 0.4rem;
}

.page-privacy .privacy-protect-item p {
  font-size: 0.8rem;
  color: var(--c-muted);
  line-height: 1.6;
  margin: 0.75rem 0 0;
}

/* ===== 安全与权利 ===== */
.page-privacy .privacy-security {
  margin-bottom: 2rem;
}

.page-privacy .privacy-security h3,
.page-privacy .privacy-rights h3 {
  font-family: var(--f-head);
  font-size: 1.05rem;
  margin: 0 0 0.75rem;
  color: var(--c-text);
}

.page-privacy .privacy-rights {
  border-top: 1px solid var(--c-border);
  padding-top: 1.75rem;
}

.page-privacy .privacy-rights__lead {
  font-size: 0.875rem;
  color: var(--c-muted);
  margin-bottom: 1.25rem;
}

.page-privacy .privacy-rights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-privacy .privacy-right {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 1rem 1.25rem;
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  column-gap: 0.8rem;
  align-items: start;
}

.page-privacy .privacy-right__index {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--c-accent);
  line-height: 1;
}

.page-privacy .privacy-right h4 {
  font-size: 0.9rem;
  margin: 0 0 0.3rem;
  color: var(--c-text);
}

.page-privacy .privacy-right p {
  font-size: 0.8rem;
  color: var(--c-muted);
  line-height: 1.65;
  margin: 0;
}

/* ===== 联系板块 ===== */
.page-privacy .privacy-contact {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-accent);
  padding: 1.75rem 1.5rem;
}

.page-privacy .privacy-contact > p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0 0 1.25rem;
  color: var(--c-text);
}

.page-privacy .privacy-contact__grid {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 1.25rem;
}

.page-privacy .privacy-contact__item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.85rem 1rem;
  background: rgba(7, 22, 40, 0.5);
  border-left: 2px solid var(--c-highlight);
}

.page-privacy .privacy-contact__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-muted);
}

.page-privacy .privacy-contact__value {
  font-family: var(--f-mono);
  font-size: 0.9rem;
  color: var(--c-text);
}

.page-privacy .privacy-contact__note {
  font-size: 0.85rem;
  color: var(--c-muted);
  line-height: 1.8;
  margin-bottom: 0;
}

.page-privacy .privacy-inline-link {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.25s var(--ease);
}

.page-privacy .privacy-inline-link:hover {
  color: var(--c-highlight);
}

/* ===== 桌面端 ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    min-height: 220px;
  }

  .page-privacy .privacy-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .page-privacy .privacy-layout {
    flex-direction: row;
    gap: 3.5rem;
  }

  .page-privacy .privacy-toc {
    width: 280px;
    flex-shrink: 0;
  }

  .page-privacy .privacy-toc__inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    overflow: visible;
    gap: 0.25rem;
    margin-top: 1rem;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    white-space: normal;
    padding: 0.6rem 0.75rem;
    border: none;
    border-left: 2px solid var(--c-border);
    border-radius: 0;
    color: var(--c-muted);
    font-size: 0.9rem;
  }

  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible {
    color: var(--c-accent);
    border-left-color: var(--c-accent);
    background: rgba(255, 122, 0, 0.06);
  }

  .page-privacy .privacy-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .privacy-protect-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-rights-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .privacy-contact__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    gap: 4rem;
  }

  .page-privacy .privacy-toc {
    width: 300px;
  }
}