.page-privacy {
  --pp-rail: 236px;
  --pp-measure: 720px;
  --pp-gap: clamp(26px, 5vw, 64px);
  --pp-tag-bg: var(--mist);
  --pp-tag-ink: var(--lake);
}

.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 28px);
}

/* 页头 */
.page-privacy .privacy-head {
  padding: clamp(22px, 3.4vw, 38px) 0 clamp(14px, 2vw, 22px);
}
.page-privacy .privacy-kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lake);
}
.page-privacy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--lake-deep);
  max-width: 20ch;
}
.page-privacy .privacy-lede {
  margin: 16px 0 0;
  max-width: var(--pp-measure);
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--ink);
}

/* 主体两栏 */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(48px, 8vw, 96px);
  border-top: 1px solid var(--line-soft);
  padding-top: clamp(20px, 3vw, 34px);
}

/* 左侧小节目录 */
.page-privacy .privacy-rail {
  min-width: 0;
}
.page-privacy .privacy-rail-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--rock);
}
.page-privacy .privacy-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 2px;
}
.page-privacy .privacy-rail-list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: var(--line-soft);
}
.page-privacy .privacy-rail-list a {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0 8px 22px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--rock);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.page-privacy .privacy-rail-list a::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 14px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--line-ink);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-privacy .privacy-rail-list a:hover,
.page-privacy .privacy-rail-list a.is-current {
  color: var(--lake-deep);
}
.page-privacy .privacy-rail-list a.is-current::before {
  background: var(--apricot);
  border-color: var(--apricot-deep);
}
.page-privacy .rail-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--apricot-deep);
}

/* 正文 */
.page-privacy .privacy-article {
  min-width: 0;
  max-width: var(--pp-measure);
}
.page-privacy .privacy-sec {
  padding-block: clamp(22px, 3.2vw, 36px);
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--bar-h) + 24px);
}
.page-privacy .privacy-sec:first-child {
  border-top: 0;
  padding-top: 4px;
}
.page-privacy .sec-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}
.page-privacy .sec-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--apricot-deep);
}
.page-privacy .sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.8vw, 29px);
  line-height: 1.32;
  color: var(--lake-deep);
}
.page-privacy .privacy-sec p {
  margin: 0 0 14px;
  max-width: var(--pp-measure);
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--ink);
}
.page-privacy .privacy-sec p:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-sec a {
  color: var(--lake);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.page-privacy .privacy-sec a:hover {
  color: var(--apricot-deep);
}

/* 信息类型列表 */
.page-privacy .info-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-privacy .info-list li {
  padding: 15px 18px 15px 17px;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--lake);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.page-privacy .data-tag {
  display: inline-block;
  margin-bottom: 7px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pp-tag-ink);
  background: var(--pp-tag-bg);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
}
.page-privacy .info-list p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

/* 配图 */
.page-privacy .privacy-figure {
  margin: 18px 0 22px;
  padding: 0;
}
.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  background: var(--paper);
}
.page-privacy .privacy-figure figcaption {
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--rock);
}

/* 用途轨迹列表 */
.page-privacy .use-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}
.page-privacy .use-list li {
  position: relative;
  padding: 0 0 20px 26px;
}
.page-privacy .use-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--lake);
}
.page-privacy .use-list li::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 20px;
  bottom: 2px;
  width: 1px;
  background: repeating-linear-gradient(
    to bottom,
    var(--line-ink) 0 4px,
    transparent 4px 8px
  );
}
.page-privacy .use-list li:last-child {
  padding-bottom: 0;
}
.page-privacy .use-list li:last-child::after {
  display: none;
}
.page-privacy .use-title {
  margin: 0 0 4px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--lake-deep);
}
.page-privacy .use-list p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

/* 设置项 */
.page-privacy .setting-set {
  margin: 6px 0 0;
  display: grid;
  gap: 10px;
}
.page-privacy .setting {
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s var(--ease);
}
.page-privacy .setting[open] {
  border-color: var(--line-ink);
}
.page-privacy .setting summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}
.page-privacy .setting summary::-webkit-details-marker {
  display: none;
}
.page-privacy .setting-mark {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--line-ink);
  border-radius: 3px;
  background: var(--paper);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-privacy .setting[open] .setting-mark {
  background: var(--apricot);
  border-color: var(--apricot-deep);
}
.page-privacy .setting[open] .setting-mark::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0px;
  width: 6px;
  height: 11px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(42deg);
}
.page-privacy .setting-name {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--lake-deep);
}
.page-privacy .setting-note {
  margin: 0;
  padding: 0 16px 15px 46px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink);
}
.page-privacy .setting-note a {
  color: var(--lake);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 联系方式 */
.page-privacy .privacy-contact {
  margin: 4px 0 18px;
  padding: 16px 18px;
  background: var(--mist);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--apricot);
  border-radius: var(--radius);
  display: grid;
  gap: 10px;
}
.page-privacy .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}
.page-privacy .contact-key {
  flex: none;
  min-width: 44px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lake);
}
.page-privacy .contact-val {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

/* 桌面两栏 */
@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: var(--pp-gap);
    align-items: start;
  }
  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--bar-h) + 30px);
    padding-bottom: 20px;
  }
  .page-privacy .privacy-rail-list a {
    padding-right: 6px;
  }
  .page-privacy .info-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .info-list li:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-head {
    padding-bottom: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail-list a,
  .page-privacy .setting-mark,
  .page-privacy .setting {
    transition: none;
  }
}
<<<END>>>