.page-privacy {
  --pv-gutter: clamp(16px, 4vw, 44px);
  --pv-rule: var(--paper-200);
  --pv-body-text: #26332d;

  max-width: calc(var(--content-max) + 2 * var(--pv-gutter));
  margin-inline: auto;
  padding-inline: var(--pv-gutter);
  background: var(--paper-100);
  color: var(--ink-900);
  font-family: var(--font-body);
}

.page-privacy *,
.page-privacy *::before,
.page-privacy *::after {
  box-sizing: border-box;
}

.page-privacy .breadcrumb {
  padding-block: 24px 4px;
  margin: 0;
}

/* ---------- 页头 ---------- */

.page-privacy .pv-head {
  position: relative;
  overflow: hidden;
  margin-top: 16px;
  padding: clamp(30px, 6vw, 62px) clamp(22px, 5vw, 56px) clamp(36px, 6vw, 62px);
  background: var(--ink-900);
  color: var(--white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 42px), calc(100% - 42px) 100%, 0 100%);
}

.page-privacy .pv-head::before {
  content: "";
  position: absolute;
  z-index: 1;
  right: -70px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  border: 1px solid var(--line-soft);
  transform: rotate(26deg);
  pointer-events: none;
}

.page-privacy .pv-head::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(118deg, rgba(8, 28, 23, 0.97) 0%, rgba(8, 28, 23, 0.82) 48%, rgba(15, 47, 39, 0.58) 100%);
  pointer-events: none;
}

.page-privacy .pv-head__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .pv-head__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-privacy .pv-head__inner {
  position: relative;
  z-index: 2;
  max-width: 62ch;
}

.page-privacy .pv-head .eyebrow {
  margin: 0;
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-privacy .pv-head h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 6.6vw, 76px);
  line-height: 1.02;
  letter-spacing: 0.005em;
  color: var(--white);
}

.page-privacy .pv-head .lead {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(252, 251, 247, 0.84);
}

.page-privacy .pv-head__meta {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-dark);
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(252, 251, 247, 0.78);
}

.page-privacy .pv-head__meta span {
  display: inline-block;
  min-width: 72px;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--amber-400);
}

/* ---------- 双栏骨架 ---------- */

.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  margin-top: 6px;
}

/* ---------- 章节索引 ---------- */

.page-privacy .pv-toc {
  min-width: 0;
  padding-block: 26px 6px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.page-privacy .pv-toc__list {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .pv-toc__list li {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  background: var(--paper-200);
  color: var(--ink-800);
  font-size: 13.5px;
  line-height: 1.3;
  white-space: nowrap;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  background: var(--ink-800);
  color: var(--white);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-privacy .pv-toc__list a:hover .pv-toc__num,
.page-privacy .pv-toc__list a:focus-visible .pv-toc__num {
  color: var(--cyan-400);
}

/* ---------- 正文 ---------- */

.page-privacy .pv-body {
  min-width: 0;
  padding-block: 6px 56px;
}

.page-privacy .pv-sec {
  padding-block: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--pv-rule);
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .pv-sec__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--gray-500);
}

.page-privacy .pv-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}

.page-privacy .pv-sec p {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.85;
  color: var(--pv-body-text);
}

.page-privacy .pv-sec p:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-sec a {
  color: var(--ink-700);
  text-decoration: underline;
  text-decoration-color: var(--paper-400);
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease), text-decoration-color 0.2s var(--ease);
}

.page-privacy .pv-sec a:hover,
.page-privacy .pv-sec a:focus-visible {
  color: var(--ink-900);
  text-decoration-color: var(--cyan-400);
}

.page-privacy .pv-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
  padding: 0;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 24px;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.8;
  color: var(--pv-body-text);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 11px;
  height: 2px;
  background: var(--ink-700);
}

.page-privacy .pv-list strong {
  color: var(--ink-900);
  font-weight: 700;
}

/* ---------- 信息分类卡 ---------- */

.page-privacy .pv-cards {
  display: grid;
  gap: 12px;
  margin: 4px 0 20px;
}

.page-privacy .pv-card {
  position: relative;
  padding: 20px 22px 18px;
  background: var(--white);
  box-shadow: inset 0 0 0 1px var(--pv-rule);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-privacy .pv-card__key {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 7px;
  background: var(--amber-100);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.page-privacy .pv-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--ink-900);
}

.page-privacy .pv-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--gray-500);
}

/* ---------- 提示块 ---------- */

.page-privacy .pv-note {
  margin: 20px 0 0;
  padding: 20px 22px 20px 26px;
  background: var(--amber-100);
  color: var(--ink-900);
  font-size: 14.5px;
  line-height: 1.8;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

/* ---------- 联络提示 ---------- */

.page-privacy .pv-mail {
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.95em;
  letter-spacing: 0.01em;
  word-break: break-all;
}

.page-privacy .pv-callout {
  margin-top: 24px;
  padding: 22px 24px;
  background: var(--ink-800);
  color: rgba(252, 251, 247, 0.86);
  font-size: 14.5px;
  line-height: 1.8;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-privacy .pv-callout p {
  margin: 0;
  font-size: 14.5px;
  color: inherit;
}

.page-privacy .pv-callout__label {
  margin-bottom: 8px !important;
  font-family: var(--font-mono);
  font-size: 11.5px !important;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400) !important;
}

.page-privacy .pv-callout a {
  color: var(--white);
  text-decoration-color: var(--cyan-400);
}

.page-privacy .pv-callout a:hover,
.page-privacy .pv-callout a:focus-visible {
  color: var(--cyan-200);
}

/* ---------- 页尾条 ---------- */

.page-privacy .pv-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
  padding-top: 22px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-foot__note {
  margin: 0;
  max-width: 46ch;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-privacy .pv-foot__top {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--paper-400);
  color: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .pv-foot__top:hover,
.page-privacy .pv-foot__top:focus-visible {
  border-color: var(--ink-800);
  background: var(--ink-800);
  color: var(--white);
}

/* ---------- 中屏 ---------- */

@media (min-width: 640px) {
  .page-privacy .pv-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-privacy .pv-head__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: baseline;
  }
}

/* ---------- 桌面双栏 ---------- */

@media (min-width: 900px) {
  .page-privacy .pv-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    column-gap: clamp(32px, 5vw, 76px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
    padding-block: clamp(34px, 4vw, 48px) 24px;
  }

  .page-privacy .pv-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-toc__list li + li {
    margin-top: 2px;
  }

  .page-privacy .pv-toc__list a {
    white-space: normal;
    padding: 9px 12px 9px 14px;
    background: none;
    border-left: 2px solid var(--pv-rule);
    clip-path: none;
    font-size: 14px;
  }

  .page-privacy .pv-toc__list a:hover,
  .page-privacy .pv-toc__list a:focus-visible {
    background: rgba(46, 230, 197, 0.1);
    border-left-color: var(--cyan-400);
    color: var(--ink-900);
  }

  .page-privacy .pv-toc__list a:hover .pv-toc__num,
  .page-privacy .pv-toc__list a:focus-visible .pv-toc__num {
    color: var(--ink-700);
  }

  .page-privacy .pv-body {
    padding-block: clamp(20px, 3vw, 34px) 64px;
    border-left: 1px solid var(--pv-rule);
    padding-left: clamp(28px, 4vw, 56px);
  }

  .page-privacy .pv-sec:first-child {
    padding-top: 0;
    border-top: 0;
  }

  .page-privacy .pv-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-privacy .pv-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-card:first-child {
    grid-column: span 1;
  }
}

/* ---------- 动效回退 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-sec a,
  .page-privacy .pv-foot__top {
    transition: none;
  }
}

/* ---------- 打印 ---------- */

@media print {
  .page-privacy .pv-toc,
  .page-privacy .pv-foot__top,
  .page-privacy .pv-head__media {
    display: none;
  }

  .page-privacy .pv-head {
    background: none;
    color: #000;
    clip-path: none;
    padding-left: 0;
    padding-right: 0;
  }

  .page-privacy .pv-head::before,
  .page-privacy .pv-head::after {
    display: none;
  }

  .page-privacy .pv-head h1,
  .page-privacy .pv-head .lead,
  .page-privacy .pv-head__meta {
    color: #000;
  }

  .page-privacy .pv-layout {
    display: block;
  }

  .page-privacy .pv-body {
    border-left: 0;
    padding-left: 0;
  }
}
<<<END>>>