.page-privacy {
  --pp-rule: rgba(255, 255, 255, .09);
  --pp-measure: 34em;
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .pp-banner {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
}

.page-privacy .pp-banner__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .4;
}

.page-privacy .pp-banner__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(115% 85% at 4% -6%, rgba(123, 47, 247, .52), transparent 58%),
    radial-gradient(95% 88% at 98% 112%, rgba(0, 229, 255, .3), transparent 62%),
    linear-gradient(180deg, rgba(11, 12, 16, .40) 0%, rgba(11, 12, 16, .84) 58%, var(--ink) 100%);
}

.page-privacy .pp-banner__veil::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .5;
  background-image: repeating-linear-gradient(0deg, rgba(255, 255, 255, .035) 0 1px, rgba(255, 255, 255, 0) 1px 3px);
}

.page-privacy .pp-banner__inner {
  position: relative;
  z-index: 2;
  padding-top: 40px;
  padding-bottom: 68px;
}

.page-privacy .pp-banner .breadcrumb {
  margin-bottom: 26px;
}

.page-privacy .pp-banner__title {
  margin: 14px 0 0;
  max-width: 17em;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(29px, 7.2vw, 58px);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-privacy .pp-banner__lede {
  margin-top: 18px;
  max-width: 38em;
  color: rgba(242, 239, 230, .8);
}

.page-privacy .pp-banner__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

/* ---------- 主体栅格 ---------- */
.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 36px;
  padding-bottom: 72px;
}

/* ---------- 小节刻度 ---------- */
.page-privacy .pp-rail {
  align-self: start;
  min-width: 0;
}

.page-privacy .pp-toc-drop {
  border: 1px solid var(--glass-line-soft);
  border-radius: var(--radius-sm);
  background: var(--glass);
  overflow: hidden;
}

.page-privacy .pp-toc-drop__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .pp-toc-drop__sum::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-toc-drop__sum::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
}

.page-privacy .pp-toc-drop[open] .pp-toc-drop__sum::after {
  content: "－";
}

.page-privacy .pp-toc-drop__count {
  margin-left: auto;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-privacy .pp-toc {
  list-style: none;
  margin: 0;
  padding: 8px 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 10px 10px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(242, 239, 230, .66);
  text-decoration: none;
  transition: color .2s var(--ease), background .2s var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--mist);
  background: rgba(123, 47, 247, .14);
}

.page-privacy .pp-toc__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--accent);
}

/* ---------- 文章 ---------- */
.page-privacy .pp-article {
  min-width: 0;
  max-width: 46rem;
}

.page-privacy .pp-sec {
  padding: 28px 0 38px;
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: calc(var(--topbar-h) + 26px);
}

.page-privacy .pp-sec:last-of-type {
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .pp-sec__num {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--accent);
}

.page-privacy .pp-sec__num::after {
  content: "";
  flex: 0 1 200px;
  height: 1px;
  background: linear-gradient(90deg, rgba(0, 229, 255, .55), rgba(0, 229, 255, 0));
}

.page-privacy .pp-sec__title {
  margin: 0 0 18px;
  font-size: clamp(21px, 2.7vw, 28px);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-privacy .pp-body p {
  max-width: var(--pp-measure);
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(242, 239, 230, .84);
}

.page-privacy .pp-body p:last-child {
  margin-bottom: 0;
}

/* 收集范围 */
.page-privacy .pp-pairs {
  display: grid;
  gap: 1px;
  margin: 22px 0 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--glass-line-soft);
}

.page-privacy .pp-pair {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--surface-2);
}

.page-privacy .pp-pair dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--accent);
}

.page-privacy .pp-pair dd {
  margin: 0;
  max-width: var(--pp-measure);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(242, 239, 230, .78);
}

/* 三件事 */
.page-privacy .pp-uses {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-privacy .pp-use {
  position: relative;
  padding: 15px 18px 15px 58px;
  border-left: 2px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(0, 229, 255, .09), rgba(0, 229, 255, 0) 72%);
}

.page-privacy .pp-use__idx {
  position: absolute;
  left: 18px;
  top: 17px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--accent);
}

.page-privacy .pp-use strong {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .pp-use p {
  margin: 0;
  max-width: var(--pp-measure);
  font-size: 15px;
  line-height: 1.72;
  color: rgba(242, 239, 230, .78);
}

/* 提示块 */
.page-privacy .pp-note {
  position: relative;
  max-width: var(--pp-measure);
  margin: 20px 0 0;
  padding: 12px 16px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(242, 239, 230, .74);
  border-left: 2px solid rgba(185, 140, 255, .55);
  background: rgba(185, 140, 255, .07);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* 联系方式 */
.page-privacy .pp-channels {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .pp-channel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  border: 1px solid var(--glass-line-soft);
  border-radius: var(--radius-sm);
  background: var(--glass);
}

.page-privacy .pp-channel__k {
  flex: 0 0 auto;
  min-width: 66px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-privacy .pp-channel__v {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  letter-spacing: .03em;
  color: var(--paper);
  word-break: break-all;
}

.page-privacy .pp-channel__copy {
  flex: 0 0 auto;
  min-height: 44px;
}

/* 尾部 */
.page-privacy .pp-tail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-tail__text {
  margin: 0;
  max-width: 26em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(242, 239, 230, .72);
}

.page-privacy .pp-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .pp-totop {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 26px;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(185, 140, 255, .38);
}

.page-privacy .pp-totop:hover,
.page-privacy .pp-totop:focus-visible {
  color: var(--accent);
  border-bottom-color: rgba(0, 229, 255, .6);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-pair {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 16px 20px;
  }

  .page-privacy .pp-channel {
    padding: 14px 20px;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-banner__inner {
    padding-top: 56px;
    padding-bottom: 88px;
  }

  .page-privacy .pp-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 76px;
    padding-top: 60px;
    padding-bottom: 112px;
  }

  .page-privacy .pp-rail {
    position: sticky;
    top: calc(var(--topbar-h) + 36px);
    padding-right: 20px;
    border-right: 1px solid var(--glass-line-soft);
  }

  .page-privacy .pp-toc-drop {
    border: 0;
    border-radius: 0;
    background: none;
    overflow: visible;
  }

  .page-privacy .pp-toc-drop__sum {
    display: none;
  }

  .page-privacy .pp-toc {
    padding: 0;
    gap: 4px;
  }

  .page-privacy .pp-toc__link {
    padding: 8px 10px;
  }

  .page-privacy .pp-sec {
    padding: 34px 0 46px;
  }
}

@media (min-width: 1240px) {
  .page-privacy .pp-sec__title {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link {
    transition: none;
  }
}