/**
 * Privacy page visual — inherit resources / column-hub / 最终视觉规范 tokens.
 * Scope: .v21-privacy-page only. Do not restyle site chrome or floating consult.
 */
body.ait-v21 .v21-privacy-page {
  --orange: var(--ait-color-action, #3b6fd8);
  --deep: var(--ait-color-ink, #172033);
  --paper: #f6f8fb;
  --privacy-surface: #fff;
  --privacy-heading: var(--ait-color-ink, #172033);
  --privacy-text: var(--ait-color-ink-secondary, #465268);
  --privacy-muted: #6b778c;
  --privacy-line: var(--ait-color-line, #dce3ed);
  --privacy-line-strong: var(--ait-color-line-strong, #bec9d8);
  --privacy-action: var(--ait-color-action, #3b6fd8);
  --privacy-link: var(--ait-color-link, #315fae);
  --privacy-info: #eef4ff;
  --privacy-subtle: #eef2f6;
}

body.ait-v21 .v21-privacy-page .eyebrow {
  color: var(--privacy-action) !important;
  letter-spacing: 0.08em;
  text-transform: none;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
}

/* Hero: white engineering surface, no dark-green / cream leftover */
body.ait-v21 .v21-privacy-page .v21-pagehero.v21-privacy-hero,
body.ait-v21:has(.v21-privacy-page) .v21-pagehero.v21-privacy-hero {
  display: grid !important;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  min-height: 0 !important;
  padding: 48px 16px 40px !important;
  background: #fff !important;
  color: var(--privacy-heading) !important;
  overflow: visible;
  position: relative;
  isolation: isolate;
  border-bottom: 1px solid var(--privacy-line);
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero::before,
body.ait-v21 .v21-privacy-page .v21-privacy-hero::after {
  content: none !important;
  display: none !important;
  background: none !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero h1,
body.ait-v21 .v21-privacy-page .v21-privacy-hero:not(.photo) h1 {
  margin: 12px 0 16px !important;
  color: var(--privacy-heading) !important;
  font-size: 32px !important;
  font-weight: 650;
  line-height: 1.18 !important;
  letter-spacing: 0 !important;
  text-shadow: none !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__copy > p:not(.eyebrow) {
  margin: 0;
  max-width: 42em;
  color: var(--privacy-text) !important;
  font-size: 17px !important;
  font-weight: 400;
  line-height: 1.7 !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__meta {
  margin: 0;
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--privacy-line-strong);
  border-left: 3px solid var(--privacy-action);
  border-radius: 10px;
  box-shadow: none;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__meta .v21-privacy-meta {
  display: grid;
  gap: 4px;
  margin: 0 0 12px;
  color: var(--privacy-heading) !important;
  font-size: 14px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__meta .v21-privacy-meta span {
  color: var(--privacy-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__meta .v21-privacy-meta strong {
  color: var(--privacy-heading);
  font-size: 16px;
  font-weight: 650;
}

body.ait-v21 .v21-privacy-page .v21-privacy-hero__meta > p:last-child {
  margin: 0;
  color: var(--privacy-text);
  font-size: 14px;
  line-height: 1.6;
}

/* Glance cards */
body.ait-v21 .v21-privacy-page .v21-privacy-summary {
  padding: 48px 16px !important;
  background: var(--paper) !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary .v21-heading {
  display: block !important;
  margin-bottom: 24px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary .v21-heading h2 {
  margin: 10px 0 12px !important;
  color: var(--privacy-heading);
  font-size: 26px !important;
  font-weight: 650;
  line-height: 1.28;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary .v21-heading > span,
body.ait-v21 .v21-privacy-page .v21-privacy-summary__lead {
  display: block;
  max-width: 42em;
  margin: 0;
  color: var(--privacy-muted) !important;
  text-align: left !important;
  font-size: 16px;
  line-height: 1.7;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary .v21-grid.three {
  align-items: stretch;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary article {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px !important;
  background: #fff !important;
  border: 1px solid var(--privacy-line) !important;
  border-top: 3px solid var(--privacy-action) !important;
  border-radius: 10px;
  box-shadow: none;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary article > b {
  color: var(--privacy-action) !important;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary article h3 {
  margin: 12px 0 8px;
  color: var(--privacy-heading);
  font-size: 18px !important;
  font-weight: 600;
  line-height: 1.45;
}

body.ait-v21 .v21-privacy-page .v21-privacy-summary article p {
  margin: 0;
  color: var(--privacy-text) !important;
  font-size: 14px;
  line-height: 1.7;
}

/* Document layout */
body.ait-v21 .v21-privacy-page .v21-privacy-layout {
  display: grid !important;
  grid-template-columns: 1fr;
  gap: 32px !important;
  justify-content: stretch !important;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 48px 16px 64px !important;
  background: #fff !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-nav {
  position: static !important;
  display: flex;
  flex-direction: column;
  padding: 20px 24px !important;
  background: #fff !important;
  border: 1px solid var(--privacy-line) !important;
  border-radius: 10px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-nav strong {
  margin-bottom: 8px;
  color: var(--privacy-heading);
  font-size: 16px;
  font-weight: 650;
}

body.ait-v21 .v21-privacy-page .v21-privacy-nav a {
  padding: 10px 0 10px 12px;
  border-bottom: 1px solid var(--privacy-line);
  border-left: 2px solid transparent;
  color: var(--privacy-text) !important;
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
}

body.ait-v21 .v21-privacy-page .v21-privacy-nav a:last-child {
  border-bottom: 0;
}

body.ait-v21 .v21-privacy-page .v21-privacy-nav a:hover,
body.ait-v21 .v21-privacy-page .v21-privacy-nav a:focus-visible,
body.ait-v21 .v21-privacy-page .v21-privacy-nav a[aria-current="true"],
body.ait-v21 .v21-privacy-page .v21-privacy-nav a[aria-current="page"],
body.ait-v21 .v21-privacy-page .v21-privacy-nav a[aria-current="current"] {
  color: var(--privacy-link) !important;
  border-left-color: var(--privacy-action);
  background: transparent;
}

body.ait-v21 .v21-privacy-page .v21-privacy-nav a:focus-visible,
body.ait-v21 .v21-privacy-page .v21-privacy-table-wrap:focus-visible,
body.ait-v21 .v21-privacy-page .v21-privacy-content a:focus-visible {
  outline: 3px solid rgba(59, 111, 216, 0.28) !important;
  outline-offset: 3px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-intro {
  padding: 24px !important;
  background: var(--privacy-info) !important;
  border: 1px solid var(--privacy-line);
  border-left: 3px solid var(--privacy-action) !important;
  border-radius: 10px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-intro h2,
body.ait-v21 .v21-privacy-page .v21-privacy-content h2 {
  margin: 0 0 16px !important;
  color: var(--privacy-heading) !important;
  font-size: 21px !important;
  font-weight: 600;
  line-height: 1.35;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content section {
  padding: 32px 0 !important;
  border-bottom: 1px solid var(--privacy-line);
  scroll-margin-top: 108px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content section:last-child {
  border-bottom: 0;
  padding-bottom: 0 !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content p,
body.ait-v21 .v21-privacy-page .v21-privacy-content li {
  color: var(--privacy-text) !important;
  font-size: 16px !important;
  line-height: 1.7 !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content a {
  color: var(--privacy-link) !important;
  text-decoration: underline;
  text-underline-offset: 3px;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content th {
  background: var(--privacy-subtle) !important;
  color: var(--privacy-heading) !important;
  font-size: 13px;
  font-weight: 600;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content th,
body.ait-v21 .v21-privacy-page .v21-privacy-content td {
  border-color: var(--privacy-line) !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content tbody tr:nth-child(even) {
  background: var(--paper) !important;
}

body.ait-v21 .v21-privacy-page .v21-privacy-table-wrap {
  margin: 16px 0 24px;
  border: 1px solid var(--privacy-line);
  border-radius: 10px;
  background: #fff;
}

body.ait-v21 .v21-privacy-page .v21-privacy-content table {
  margin: 0;
  border: 0;
}

body.ait-v21 .v21-privacy-page .v21-table-hint {
  color: var(--privacy-muted) !important;
  font-size: 13px !important;
}

body.ait-v21 .v21-privacy-page #privacy-contact ul {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 16px 0 24px;
  padding: 0;
  list-style: none;
}

body.ait-v21 .v21-privacy-page #privacy-contact li {
  margin: 0;
  padding: 16px 20px;
  background: var(--paper);
  border: 1px solid var(--privacy-line);
  border-radius: 10px;
  color: var(--privacy-text);
}

@media (min-width: 640px) {
  body.ait-v21 .v21-privacy-page .v21-pagehero.v21-privacy-hero,
  body.ait-v21 .v21-privacy-page .v21-privacy-summary,
  body.ait-v21 .v21-privacy-page .v21-privacy-layout {
    padding-left: 24px !important;
    padding-right: 24px !important;
  }

  body.ait-v21 .v21-privacy-page #privacy-contact ul {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  body.ait-v21 .v21-privacy-page .v21-pagehero.v21-privacy-hero {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    align-items: center;
    gap: 48px;
    padding: 48px 96px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-hero h1,
  body.ait-v21 .v21-privacy-page .v21-privacy-hero:not(.photo) h1 {
    font-size: 44px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-hero__copy > p:not(.eyebrow) {
    font-size: 18px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-summary {
    padding: 64px 96px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-summary .v21-heading h2 {
    font-size: 32px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-summary article {
    padding: 28px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-layout {
    grid-template-columns: 240px minmax(0, 860px);
    justify-content: center !important;
    gap: 48px !important;
    padding: 64px 32px 80px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-content {
    max-width: none;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-nav {
    position: sticky !important;
    top: 106px;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-intro {
    padding: 28px 32px !important;
  }

  body.ait-v21 .v21-privacy-page .v21-privacy-intro h2,
  body.ait-v21 .v21-privacy-page .v21-privacy-content h2 {
    font-size: 24px !important;
  }
}

@media (min-width: 1440px) {
  body.ait-v21 .v21-privacy-page .v21-pagehero.v21-privacy-hero,
  body.ait-v21 .v21-privacy-page .v21-privacy-summary,
  body.ait-v21 .v21-privacy-page .v21-privacy-layout {
    padding-left: 96px !important;
    padding-right: 96px !important;
  }
}