.page-privacy {
  --p-num-col: 2.9em;
  --p-index-w: 224px;
  --p-measure: 68ch;
  --p-sticky: calc(var(--header-h, 74px) + 26px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 顶部 ---------- */
.page-privacy .pr-top {
  padding-block: clamp(22px, 3.4vw, 38px) clamp(20px, 3vw, 30px);
  border-bottom: 1px solid var(--line-blueprint);
}

.page-privacy .pr-top__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-privacy .pr-kicker {
  margin: 0;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cold-blue);
}

.page-privacy .pr-stamp {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-privacy .pr-h1 {
  margin: 0 0 clamp(16px, 2.4vw, 22px);
  max-width: 20ch;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-shadow: 0 0 28px rgba(138, 92, 255, 0.22);
}

.page-privacy .pr-lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.92;
  color: var(--stone);
}

.page-privacy .pr-figure {
  position: relative;
  margin: clamp(24px, 4vw, 38px) 0 0;
  border: 1px solid var(--line-blueprint);
  background: var(--ink-slate);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-privacy .pr-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.9;
}

/* ---------- 双列骨架 ---------- */
.page-privacy .pr-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  padding-top: clamp(26px, 4vw, 46px);
}

/* ---------- 章节索引 ---------- */
.page-privacy .pr-index {
  padding-left: 14px;
  border-left: 1px solid var(--line-blueprint);
}

.page-privacy .pr-index__label {
  margin: 0 0 12px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-privacy .pr-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .pr-index__item {
  flex: 0 0 auto;
}

.page-privacy .pr-index__item a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line-blueprint);
  border-radius: 2px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--stone);
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-privacy .pr-index__item a .num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cold-blue);
}

.page-privacy .pr-index__item a:hover,
.page-privacy .pr-index__item a:focus-visible {
  color: var(--paper);
  border-color: var(--volt-purple);
  background: rgba(138, 92, 255, 0.1);
}

.page-privacy .pr-index__item a:focus-visible {
  outline: 2px solid var(--volt-purple);
  outline-offset: 2px;
}

/* ---------- 章节 ---------- */
.page-privacy .pr-body {
  min-width: 0;
}

.page-privacy .pr-sec + .pr-sec {
  margin-top: clamp(38px, 5vw, 60px);
  padding-top: clamp(30px, 4vw, 46px);
  border-top: 1px solid var(--line-blueprint);
}

.page-privacy .pr-sec__head {
  display: grid;
  grid-template-columns: var(--p-num-col) minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 7px;
  align-items: baseline;
  margin-bottom: 16px;
}

.page-privacy .pr-sec__num {
  grid-column: 1;
  grid-row: 1;
  text-align: right;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cold-blue);
}

.page-privacy .pr-sec__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(20px, 2.7vw, 27px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-privacy .pr-sec__sum {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

.page-privacy .pr-sec__body {
  max-width: var(--p-measure);
  padding-left: calc(var(--p-num-col) + 14px);
}

.page-privacy .pr-sec__body > p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.92;
  color: var(--paper);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pr-terms {
  margin: 0;
}

.page-privacy .pr-term {
  padding: 14px 0;
  border-top: 1px solid var(--line-blueprint);
}

.page-privacy .pr-term:last-child {
  border-bottom: 1px solid var(--line-blueprint);
}

.page-privacy .pr-term__key {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cold-blue);
}

.page-privacy .pr-term__val {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.92;
  color: var(--paper);
}

.page-privacy .pr-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pr-list li {
  position: relative;
  margin-bottom: 13px;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.92;
  color: var(--paper);
}

.page-privacy .pr-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 9px;
  height: 1px;
  background: var(--volt-purple);
}

.page-privacy .pr-list li strong {
  font-weight: 700;
  color: var(--white);
}

.page-privacy .pr-list a {
  color: var(--cold-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 200, 255, 0.45);
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-privacy .pr-list a:hover,
.page-privacy .pr-list a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 关键句 ---------- */
.page-privacy .pr-callout {
  margin: 22px 0 0;
  padding: 14px 18px;
  border-left: 3px solid var(--clay);
  border-radius: 0 3px 3px 0;
  background: var(--ink-slate);
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--paper);
}

/* ---------- 折叠说明 ---------- */
.page-privacy .pr-details {
  margin-top: 20px;
  border: 1px solid var(--line-blueprint);
  background: var(--ink-slate);
}

.page-privacy .pr-details summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--cold-blue);
  cursor: pointer;
  list-style: none;
  transition: color 200ms var(--ease), background-color 200ms var(--ease);
}

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

.page-privacy .pr-details summary::before {
  content: "+";
  font-family: var(--font-num);
  font-size: 17px;
  line-height: 1;
  color: var(--volt-purple);
}

.page-privacy .pr-details[open] summary::before {
  content: "–";
}

.page-privacy .pr-details summary:hover,
.page-privacy .pr-details summary:focus-visible {
  background: rgba(138, 92, 255, 0.08);
}

.page-privacy .pr-details summary:focus-visible {
  outline: 2px solid var(--volt-purple);
  outline-offset: -2px;
}

.page-privacy .pr-details p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--stone);
}

/* ---------- 期限表 ---------- */
.page-privacy .pr-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-blueprint);
}

.page-privacy .pr-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-privacy .pr-table th {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--stone);
  background: var(--ink-slate);
  border-bottom: 1px solid var(--line-blueprint);
}

.page-privacy .pr-table td {
  padding: 13px 14px;
  line-height: 1.72;
  color: var(--paper);
  border-bottom: 1px solid var(--line-blueprint);
}

.page-privacy .pr-table td:nth-child(2) {
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--cold-blue);
  white-space: nowrap;
}

.page-privacy .pr-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.026);
}

.page-privacy .pr-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 结尾块 ---------- */
.page-privacy .pr-end {
  margin-top: 28px;
  padding: 22px;
  border: 1px solid var(--line-blueprint);
  border-left: 3px solid var(--volt-purple);
  background: linear-gradient(135deg, rgba(138, 92, 255, 0.12), rgba(69, 200, 255, 0.05) 58%, rgba(255, 107, 44, 0.05));
}

.page-privacy .pr-end__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .pr-end__text {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--stone);
}

.page-privacy .pr-end__text a {
  color: var(--cold-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 200, 255, 0.45);
}

.page-privacy .pr-end__text a:hover,
.page-privacy .pr-end__text a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-privacy .pr-end__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 窄屏 ---------- */
@media (max-width: 639px) {
  .page-privacy .pr-sec__head {
    grid-template-columns: 2em minmax(0, 1fr);
    column-gap: 10px;
  }

  .page-privacy .pr-sec__body {
    padding-left: 0;
    max-width: 100%;
  }

  .page-privacy .pr-lede,
  .page-privacy .pr-list li,
  .page-privacy .pr-term__val {
    font-size: 15.5px;
  }
}

/* ---------- 桌面双列 ---------- */
@media (min-width: 900px) {
  .page-privacy .pr-layout {
    grid-template-columns: var(--p-index-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
  }

  .page-privacy .pr-index {
    position: sticky;
    top: var(--p-sticky);
    align-self: start;
    max-height: calc(100vh - var(--p-sticky) - 24px);
    overflow-y: auto;
  }

  .page-privacy .pr-index__list {
    flex-direction: column;
    gap: 2px;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-privacy .pr-index__item {
    flex: 0 0 auto;
  }

  .page-privacy .pr-index__item a {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 7px 0 7px 10px;
    white-space: normal;
    font-size: 13.5px;
  }

  .page-privacy .pr-index__item a:hover,
  .page-privacy .pr-index__item a:focus-visible {
    border-left-color: var(--volt-purple);
    background: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pr-index__item a,
  .page-privacy .pr-list a,
  .page-privacy .pr-details summary {
    transition: none;
  }
}
<<<END>>>