.page-privacy {
  --privacy-measure: 34em;
  background: var(--obsidian);
  color: var(--mica);
  overflow-x: clip;
}

/* 面包屑 */
.page-privacy .privacy-crumb {
  padding-top: 24px;
}

/* 首屏 */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  margin-top: 20px;
  padding: 84px 0 56px;
  background: var(--teal);
  overflow: hidden;
}

.page-privacy .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
  z-index: -2;
}

.page-privacy .hero-veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 13, 16, 0.42) 0%, rgba(10, 13, 16, 0.86) 62%, var(--obsidian) 100%);
}

.page-privacy .hero-copy {
  position: relative;
}

.page-privacy .privacy-hero .eyebrow {
  margin: 0;
}

.page-privacy .privacy-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(2.5rem, 9vw, 5.25rem);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--mica);
}

.page-privacy .hero-lede {
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .hero-version {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pitch);
}

.page-privacy .hero-version .mono {
  color: var(--mica);
  margin-right: 4px;
}

/* 条款导航条 */
.page-privacy .privacy-toc {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  background: rgba(10, 13, 16, 0.94);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-privacy .toc-track {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.page-privacy .toc-track::-webkit-scrollbar {
  display: none;
}

.page-privacy .toc-item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 17px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-soft);
  text-decoration: none;
  border-right: 1px solid var(--rule);
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
  white-space: nowrap;
}

.page-privacy .toc-dot {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--graphite);
  transition: background 0.25s var(--ease), width 0.25s var(--ease);
}

.page-privacy .toc-item:hover {
  color: var(--mica);
}

.page-privacy .toc-item[aria-current="true"] {
  color: var(--mica);
  background: rgba(0, 225, 123, 0.07);
}

.page-privacy .toc-item[aria-current="true"] .toc-dot {
  width: 26px;
  background: var(--pitch);
}

/* 正文 */
.page-privacy .privacy-body {
  padding: 8px 0 88px;
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 44px 0;
  border-top: 1px solid var(--rule);
  scroll-margin-top: calc(var(--header-h) + 72px);
}

.page-privacy .clause--teal {
  position: relative;
  margin: 32px -20px;
  padding: 40px 20px;
  border-top: 0;
  background: linear-gradient(135deg, var(--teal) 0%, rgba(30, 23, 71, 0.72) 100%);
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--pitch);
}

.page-privacy .clause-main {
  min-width: 0;
}

.page-privacy .clause-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

.page-privacy .clause-title {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 4.6vw, 2.125rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--mica);
}

.page-privacy .clause-sub {
  margin: 30px 0 0;
  padding-left: 12px;
  border-left: 3px solid var(--blue);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--mica);
}

.page-privacy .clause-text {
  max-width: var(--privacy-measure);
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .clause--teal .clause-label {
  color: rgba(245, 247, 246, 0.55);
}

/* 场景条目 */
.page-privacy .scene-list {
  list-style: none;
  max-width: var(--privacy-measure);
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .scene-list li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .scene-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 11px;
  height: 2px;
  background: var(--blue);
}

/* 引用块 */
.page-privacy .clause-note {
  max-width: 40em;
  margin: 28px 0 0;
  padding: 20px 22px;
  background: var(--mica);
  color: var(--obsidian);
  border-left: 6px solid var(--pitch);
  border-radius: 2px;
}

.page-privacy .clause-note p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
}

.page-privacy .clause-note p + p {
  margin-top: 10px;
}

.page-privacy .clause-note strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-dark);
  margin-bottom: 4px;
}

.page-privacy .clause-note .mail {
  color: var(--obsidian);
  text-decoration: none;
  font-weight: 700;
  word-break: break-all;
  border-bottom: 2px solid var(--orange);
}

.page-privacy .clause-note .mail:hover {
  color: var(--orange);
}

/* 目的列表 */
.page-privacy .purpose-list {
  list-style: none;
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-privacy .purpose-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .p-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--orange);
  padding-top: 3px;
}

.page-privacy .p-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--mica);
}

.page-privacy .p-desc {
  margin: 6px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

/* 保留期限表 */
.page-privacy .retention {
  display: grid;
  gap: 1px;
  margin: 24px 0 0;
  background: rgba(245, 247, 246, 0.1);
  border: 1px solid rgba(245, 247, 246, 0.12);
  border-radius: 2px;
  overflow: hidden;
}

.page-privacy .retention-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(10, 13, 16, 0.62);
}

.page-privacy .retention-key {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pitch);
}

.page-privacy .retention-val {
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

/* 权利列表 */
.page-privacy .right-list {
  list-style: none;
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-privacy .right-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--rule);
}

.page-privacy .right-key {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.page-privacy .right-val {
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

/* 折叠补充说明 */
.page-privacy .clause-more {
  max-width: 40em;
  margin: 20px 0 0;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: rgba(28, 35, 41, 0.42);
}

.page-privacy .clause-more summary {
  cursor: pointer;
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--pitch);
  list-style: none;
}

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

.page-privacy .clause-more summary::before {
  content: "+ ";
  display: inline-block;
  width: 1.2em;
}

.page-privacy .clause-more[open] summary::before {
  content: "− ";
}

.page-privacy .clause-more summary:hover {
  color: var(--mica);
}

.page-privacy .clause-more p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

/* 相关入口 */
.page-privacy .privacy-links {
  margin-top: 40px;
  padding-top: 44px;
  border-top: 1px solid var(--rule);
}

.page-privacy .links-title {
  margin: 0 0 22px;
  font-size: clamp(1.25rem, 3.4vw, 1.75rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--mica);
}

.page-privacy .link-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-privacy .link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  background: rgba(28, 35, 41, 0.5);
  border: 1px solid var(--rule);
  border-radius: 3px;
  text-decoration: none;
  transition: border-color 0.28s var(--ease), transform 0.28s var(--ease), background 0.28s var(--ease);
}

.page-privacy .link-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--mica);
}

.page-privacy .link-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-soft);
}

.page-privacy .link-card:hover {
  border-color: var(--pitch);
  background: rgba(0, 225, 123, 0.06);
  transform: translateY(-3px);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-privacy .clause {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 36px;
    padding: 60px 0;
  }

  .page-privacy .clause--teal {
    margin: 40px -40px;
    padding: 56px 40px;
  }

  .page-privacy .clause-num {
    position: sticky;
    top: calc(var(--header-h) + 88px);
    font-size: 1.75rem;
  }

  .page-privacy .retention-row {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
    padding: 18px 22px;
  }

  .page-privacy .right-list li {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 16px 0;
  }

  .page-privacy .link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1080px) {
  .page-privacy .privacy-hero {
    padding: 120px 0 72px;
  }

  .page-privacy .clause {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 48px;
  }

  .page-privacy .clause-num {
    font-size: 2rem;
  }

  .page-privacy .link-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .link-card,
  .page-privacy .toc-item,
  .page-privacy .toc-dot {
    transition: none;
  }

  .page-privacy .link-card:hover {
    transform: none;
  }
}