/* ===== 数据与隐私页 · 页面专属样式 ===== */
.page-privacy {
  --pv-line: rgba(14, 76, 92, 0.22);
  --pv-line-accent: rgba(232, 163, 61, 0.55);
  --pv-shadow-hover: 8px 8px 0 rgba(8, 59, 69, 0.2);
  background: var(--color-bg);
  color: var(--color-text);
}

/* 首屏 hero */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 56px;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 58%, var(--color-primary-light) 100%);
  color: #fff;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 220px;
  height: 220px;
  border: 4px solid rgba(232, 163, 61, 0.45);
  border-radius: 32px;
  transform: rotate(16deg);
  pointer-events: none;
}

.page-privacy .privacy-hero__breadcrumb {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  margin-bottom: 42px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--border-radius-pill);
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  color: #C8DADF;
}

.page-privacy .privacy-hero__breadcrumb .breadcrumbs__link {
  color: var(--color-accent-light);
  font-weight: 700;
  text-decoration: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 36px;
  align-items: center;
}

.page-privacy .privacy-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-privacy .privacy-hero__kicker::before {
  content: "";
  width: 34px;
  height: 3px;
  border-radius: 2px;
  background: var(--color-accent);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-title);
  font-size: 40px;
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 42em;
  padding-left: 18px;
  border-left: 4px solid var(--color-accent);
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.9);
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  position: relative;
  border: var(--border-width) solid var(--color-accent);
  border-radius: var(--border-radius-lg);
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-pill);
  transform: rotate(1deg);
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--border-radius-lg) - var(--border-width));
  object-fit: cover;
}

.page-privacy .privacy-hero__figcap {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 6px 14px;
  border: 1px solid rgba(242, 195, 107, 0.5);
  border-radius: var(--border-radius-pill);
  background: rgba(8, 59, 69, 0.88);
  color: var(--color-accent-light);
  font-size: 13px;
  letter-spacing: 0.06em;
}

/* 章节锚点导航 */
.page-privacy .privacy-index {
  padding: 14px 0;
  border-bottom: var(--border-width) solid var(--color-primary);
  background: var(--color-surface);
}

.page-privacy .privacy-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .privacy-index__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-pill);
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.page-privacy .privacy-index__item:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 3px 3px 0 rgba(8, 59, 69, 0.18);
}

.page-privacy .privacy-index__num {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
}

.page-privacy .privacy-index__item:hover .privacy-index__num {
  color: var(--color-accent-light);
}

/* 数据摘要指标 */
.page-privacy .privacy-metrics {
  padding: 36px 0 8px;
}

.page-privacy .privacy-metrics__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.page-privacy .privacy-metrics__item {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  min-height: 128px;
  padding: 20px 18px;
  border: var(--border-width) solid var(--color-primary-dark);
  border-radius: var(--border-radius-lg);
  background: var(--color-accent);
  box-shadow: 6px 6px 0 rgba(8, 59, 69, 0.16);
  transition: transform 0.2s, box-shadow 0.2s;
}

.page-privacy .privacy-metrics__item:nth-child(even) {
  background: var(--color-accent-light);
}

.page-privacy .privacy-metrics__item:hover {
  transform: translateY(-3px);
  box-shadow: 8px 8px 0 rgba(8, 59, 69, 0.18);
}

.page-privacy .privacy-metrics__value {
  font-family: var(--font-data);
  font-size: 46px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-primary-dark);
}

.page-privacy .privacy-metrics__unit {
  margin-left: 4px;
  font-size: 20px;
  font-weight: 700;
}

.page-privacy .privacy-metrics__label {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
}

/* 通用章节 */
.page-privacy .privacy-section {
  padding: 52px 0 56px;
  border-top: 2px solid var(--pv-line);
}

.page-privacy .privacy-section--dark {
  border-top: var(--border-width) solid var(--color-accent);
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.92);
}

.page-privacy .privacy-section__inner {
  display: grid;
  gap: 28px;
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.page-privacy .privacy-section__index {
  flex-shrink: 0;
  min-width: 68px;
  font-family: var(--font-data);
  font-size: 50px;
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--color-accent);
}

.page-privacy .privacy-section--dark .privacy-section__index {
  color: var(--color-accent-light);
}

.page-privacy .privacy-section__heading .kicker {
  margin: 0 0 8px;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-privacy .privacy-section--dark .privacy-section__heading .kicker {
  color: var(--color-accent);
}

.page-privacy .privacy-section__heading h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: 26px;
  font-weight: 900;
  line-height: 1.28;
  color: var(--color-text);
}

.page-privacy .privacy-section--dark .privacy-section__heading h2 {
  color: #fff;
}

.page-privacy .privacy-section__body {
  display: grid;
  gap: 24px;
}

.page-privacy .privacy-section__intro {
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--color-accent);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-light);
}

.page-privacy .privacy-section--dark .privacy-section__intro {
  color: rgba(255, 255, 255, 0.82);
}

/* 数据收集列表 */
.page-privacy .privacy-list {
  counter-reset: pv-list;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list__item {
  position: relative;
  counter-increment: pv-list;
  padding: 58px 18px 18px;
  border: var(--border-width) solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.page-privacy .privacy-list__item::before {
  content: "0" counter(pv-list);
  position: absolute;
  top: 16px;
  left: 18px;
  font-family: var(--font-data);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}

.page-privacy .privacy-list__item h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 900;
  color: var(--color-primary);
}

.page-privacy .privacy-list__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text);
}

.page-privacy .privacy-list__item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--pv-shadow-hover);
  transform: translateY(-2px);
}

/* 红线提示 */
.page-privacy .privacy-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  border: 2px solid var(--color-danger);
  border-radius: 14px;
  background: #FFF3F0;
}

.page-privacy .privacy-note__mark {
  flex-shrink: 0;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--color-danger);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.page-privacy .privacy-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

/* 使用范围卡片 */
.page-privacy .privacy-usage-grid {
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-usage-card {
  padding: 18px 18px 20px;
  border: 2px solid var(--pv-line-accent);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
}

.page-privacy .privacy-usage-card__tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(232, 163, 61, 0.16);
  color: var(--color-accent-light);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.page-privacy .privacy-usage-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
}

/* 不共享承诺 */
.page-privacy .privacy-commit {
  padding: 22px 20px;
  border: var(--border-width) solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.page-privacy .privacy-commit h3 {
  display: inline-block;
  margin: 0 0 14px;
  padding-bottom: 4px;
  border-bottom: 3px solid var(--color-accent);
  font-size: 18px;
  font-weight: 900;
  color: var(--color-primary);
}

.page-privacy .privacy-commit ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-commit li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
}

.page-privacy .privacy-commit li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 900;
  color: var(--color-accent);
}

/* 保留期说明 */
.page-privacy .privacy-retention {
  margin: 0;
  padding: 12px 16px;
  border-left: 3px solid var(--color-accent);
  background: rgba(255, 255, 255, 0.08);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
}

/* 用户权利 */
.page-privacy .privacy-rights {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-rights__item {
  padding: 18px;
  border: 2px solid var(--color-primary);
  border-radius: 14px;
  background: var(--color-surface);
  box-shadow: 3px 3px 0 rgba(8, 59, 69, 0.08);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.page-privacy .privacy-rights__item dt {
  margin-bottom: 8px;
  font-size: 17px;
  font-weight: 900;
  color: var(--color-primary);
}

.page-privacy .privacy-rights__item dt::after {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  margin-top: 6px;
  background: var(--color-accent);
}

.page-privacy .privacy-rights__item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

.page-privacy .privacy-rights__item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--pv-shadow-hover);
  transform: translateY(-2px);
}

/* 权利请求框 */
.page-privacy .privacy-request {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  padding: 22px 20px;
  border-radius: var(--border-radius-lg);
  background: var(--color-primary);
  box-shadow: var(--shadow-strong);
}

.page-privacy .privacy-request p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.92);
}

.page-privacy .privacy-request .btn {
  border-radius: 8px;
}

/* 联系区域 */
.page-privacy .privacy-contact {
  padding: 28px 22px;
  border: var(--border-width) solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.page-privacy .privacy-contact__mail {
  display: inline-block;
  margin: 0 0 12px;
  padding: 10px 18px;
  border-radius: 10px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-family: var(--font-data);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.page-privacy .privacy-contact__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-light);
}

.page-privacy .privacy-contact__aside {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pv-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-light);
}

.page-privacy .privacy-contact__aside a {
  color: var(--color-primary);
  font-weight: 800;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 4px;
}

/* 返回顶部 */
.page-privacy .privacy-btt {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border: 2px solid var(--color-accent);
  border-radius: var(--border-radius-pill);
  background: var(--color-primary);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 4px 4px 0 rgba(8, 59, 69, 0.3);
  transition: background 0.2s, transform 0.2s;
}

.page-privacy .privacy-btt:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}

/* 首屏淡入上浮 */
.page-privacy .privacy-hero__main {
  animation: pv-fade-up 0.6s ease both;
}

@keyframes pv-fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 桌面端 */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 56px 0 72px;
  }

  .page-privacy .privacy-hero__breadcrumb {
    margin-bottom: 48px;
  }

  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 64px;
  }

  .page-privacy .privacy-hero__title {
    font-size: 58px;
  }

  .page-privacy .privacy-hero__lead {
    font-size: 18px;
  }

  .page-privacy .privacy-metrics {
    padding: 48px 0 16px;
  }

  .page-privacy .privacy-metrics__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-metrics__item {
    min-height: 132px;
    padding: 22px 20px;
  }

  .page-privacy .privacy-section {
    padding: 80px 0;
  }

  .page-privacy .privacy-section__inner {
    grid-template-columns: minmax(0, 0.68fr) minmax(0, 1.32fr);
    gap: 56px;
  }

  .page-privacy .privacy-section__index {
    font-size: 72px;
  }

  .page-privacy .privacy-section__heading h2 {
    font-size: 32px;
  }

  .page-privacy .privacy-section__body {
    gap: 28px;
  }

  .page-privacy .privacy-section__intro {
    font-size: 17px;
  }

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

  .page-privacy .privacy-list__item {
    padding: 24px 22px 22px 76px;
  }

  .page-privacy .privacy-list__item::before {
    top: 24px;
    left: 22px;
  }

  .page-privacy .privacy-usage-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .page-privacy .privacy-commit {
    padding: 26px 24px;
  }

  .page-privacy .privacy-rights {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .page-privacy .privacy-request {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .page-privacy .privacy-request p {
    max-width: 36em;
  }

  .page-privacy .privacy-contact {
    padding: 36px 32px;
  }

  .page-privacy .privacy-contact__mail {
    font-size: 26px;
  }
}