.page-privacy {
  --privacy-measure: 68ch;
  --privacy-rule: rgba(34, 51, 79, 0.75);
}

/* ============ 首屏声明区 ============ */
.page-privacy .privacy-masthead {
  position: relative;
  padding: 34px 0 38px;
  background:
    radial-gradient(120% 140% at 12% 0%, rgba(21, 32, 57, 0.95) 0%, rgba(11, 18, 32, 0) 62%),
    var(--ink-800);
  border-bottom: 1px solid var(--ink-line);
}
.page-privacy .privacy-masthead::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, var(--lime) 0%, var(--cyan) 38%, rgba(56, 224, 200, 0) 92%);
}
.page-privacy .privacy-masthead h1 {
  margin: 10px 0 0;
  font-size: clamp(32px, 6.2vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-weight: 800;
  max-width: 20ch;
  color: var(--snow);
}
.page-privacy .privacy-masthead .lede {
  margin: 18px 0 0;
  max-width: var(--privacy-measure);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--snow);
}
.page-privacy .privacy-facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--ink-line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}
.page-privacy .privacy-facts li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-privacy .privacy-facts li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  background: var(--lime);
}

/* ============ 主体栅格 ============ */
.page-privacy .privacy-layout {
  display: grid;
  gap: 40px;
  padding-top: 12px;
  padding-bottom: 72px;
}
.page-privacy .privacy-article {
  min-width: 0;
  max-width: var(--privacy-measure);
}

/* ============ 条款章节 ============ */
.page-privacy .clause {
  padding: 38px 0 6px;
  border-top: 1px solid var(--privacy-rule);
  scroll-margin-top: calc(var(--status-h) + 26px);
}
.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.page-privacy .clause-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  padding: 3px 7px 2px;
  background: var(--amber);
  color: var(--ink-900);
  font-weight: 700;
  box-shadow: 2px 2px 0 rgba(6, 10, 18, 0.9);
}
.page-privacy .clause-head h2 {
  margin: 0;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.28;
  font-weight: 800;
  color: var(--snow);
}
.page-privacy .clause > p {
  margin: 14px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--snow);
}

/* ============ 编号条目 ============ */
.page-privacy .clause-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}
.page-privacy .clause-list li {
  padding: 18px 0 4px;
  border-top: 1px solid var(--privacy-rule);
}
.page-privacy .clause-list li:first-child {
  border-top: 0;
  padding-top: 4px;
}
.page-privacy .clause-id {
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
  margin-bottom: 5px;
}
.page-privacy .clause-list h3 {
  margin: 0 0 5px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--snow);
}
.page-privacy .clause-list p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--snow);
}

/* ============ 中段视觉停顿 ============ */
.page-privacy .privacy-plate {
  margin: 30px 0 0;
  padding: 0;
  border: 1px solid var(--ink-line);
  background: var(--ink-700);
  box-shadow: var(--stamp-shadow);
}
.page-privacy .privacy-plate img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ============ 版本记录 ============ */
.page-privacy .version-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}
.page-privacy .version-list li {
  padding: 16px 0;
  border-top: 1px solid var(--privacy-rule);
}
.page-privacy .version-list li:first-child {
  border-top: 0;
  padding-top: 4px;
}
.page-privacy .version-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--flame);
  margin-bottom: 6px;
}
.page-privacy .version-list p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--snow);
}
.page-privacy .contact-note {
  margin: 22px 0 0;
  padding: 18px 16px 20px;
  border-left: 3px solid var(--cyan);
  background: rgba(21, 32, 57, 0.72);
  font-size: 16px;
  line-height: 1.85;
  color: var(--snow);
}
.page-privacy .contact-line {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--lime);
  word-break: break-all;
}

/* ============ 正文链接 ============ */
.page-privacy .privacy-article a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.page-privacy .privacy-article a:hover,
.page-privacy .privacy-article a:focus-visible {
  color: var(--lime);
  text-decoration-color: var(--lime);
}

/* ============ 条款目录 ============ */
.page-privacy .privacy-toc {
  border: 1px solid var(--ink-line);
  background: var(--ink-700);
  padding: 20px 18px 22px;
  box-shadow: var(--stamp-shadow);
}
.page-privacy .toc-title {
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--privacy-rule);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--mist);
}
.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-privacy .toc-list a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 9px 8px 9px 10px;
  border-left: 2px solid transparent;
  font-size: 15px;
  line-height: 1.5;
  color: var(--snow);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}
.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  border-left-color: var(--lime);
  background: rgba(200, 255, 61, 0.07);
  color: var(--lime);
}
.page-privacy .toc-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}
.page-privacy .toc-list a:hover .toc-idx,
.page-privacy .toc-list a:focus-visible .toc-idx {
  color: var(--lime);
}

/* ============ 入场显现 ============ */
.page-privacy [data-reveal] {
  opacity: 1;
}
.page-privacy.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 320ms var(--ease), transform 320ms var(--ease);
}
.page-privacy.has-js [data-reveal][data-revealed] {
  opacity: 1;
  transform: none;
}

/* ============ 响应式 ============ */
@media (min-width: 560px) {
  .page-privacy .clause-list li {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
  }
  .page-privacy .clause-id {
    margin-bottom: 0;
    padding-top: 3px;
  }
  .page-privacy .version-list li {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
  .page-privacy .version-tag {
    margin-bottom: 0;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-masthead {
    padding: 52px 0 48px;
  }
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 268px;
    grid-template-areas: "article toc";
    gap: 68px;
    padding-top: 20px;
    padding-bottom: 96px;
  }
  .page-privacy .privacy-article {
    grid-area: article;
  }
  .page-privacy .privacy-toc {
    grid-area: toc;
    position: sticky;
    top: calc(var(--status-h) + 28px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy.has-js [data-reveal],
  .page-privacy.has-js [data-reveal][data-revealed] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-privacy .toc-list a {
    transition: none;
  }
}