.page-privacy {
  --privacy-rail-w: 220px;
  background: var(--c-paper);
}

/* ---------- 顶部窄幅横幅 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  background: var(--c-deep);
  line-height: 0;
}
.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: 180px;
  object-fit: cover;
  opacity: .82;
}
.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 28, 51, .18) 0%, rgba(4, 28, 51, .45) 55%, rgba(4, 28, 51, .96) 100%);
  pointer-events: none;
}
@media (min-width: 768px) {
  .page-privacy .privacy-banner img { height: 240px; }
}
@media (min-width: 1200px) {
  .page-privacy .privacy-banner img { height: 300px; }
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-head {
  background: var(--c-white);
  border-bottom: 1px solid var(--c-line);
  padding: 34px 0 40px;
}
@media (min-width: 768px) {
  .page-privacy .privacy-head { padding: 52px 0 60px; }
}
.page-privacy .privacy-head .breadcrumb { margin-bottom: 22px; }
.page-privacy .privacy-title {
  margin: 12px 0 0;
  font-size: 30px;
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--c-deep);
  max-width: 18em;
}
@media (min-width: 768px) {
  .page-privacy .privacy-title { font-size: 46px; }
}
@media (min-width: 1200px) {
  .page-privacy .privacy-title { font-size: 56px; letter-spacing: -.02em; }
}
.page-privacy .privacy-lead {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-navy);
}
@media (min-width: 768px) {
  .page-privacy .privacy-lead { font-size: 17px; }
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  padding: 40px 0 72px;
}
@media (min-width: 768px) {
  .page-privacy .privacy-body { padding: 64px 0 100px; }
}
.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}
@media (min-width: 1000px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(0, 1fr) var(--privacy-rail-w);
    column-gap: 72px;
    align-items: start;
  }
  .page-privacy .privacy-rail { grid-column: 2; grid-row: 1; }
  .page-privacy .privacy-main { grid-column: 1; grid-row: 1; }
}

/* ---------- 右侧细刻度导航 ---------- */
.page-privacy .privacy-rail__label {
  display: block;
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-window);
}
.page-privacy .privacy-rail__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-privacy .privacy-rail__list > li { flex: none; }
.page-privacy .privacy-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--c-line);
  background: var(--c-white);
  color: var(--c-window);
  font-size: 13px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  clip-path: var(--cut-sm);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-privacy .privacy-rail__link .u-mono {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--c-steel);
  transition: color var(--dur) var(--ease);
}
.page-privacy .privacy-rail__link:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan-dark);
}
.page-privacy .privacy-rail__link[aria-current="true"] {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-deep);
}
.page-privacy .privacy-rail__link[aria-current="true"] .u-mono { color: var(--c-deep); }

@media (min-width: 1000px) {
  .page-privacy .privacy-rail {
    position: sticky;
    top: 96px;
  }
  .page-privacy .privacy-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--c-line);
  }
  .page-privacy .privacy-rail__list > li { flex: 1 1 auto; }
  .page-privacy .privacy-rail__link {
    display: flex;
    width: 100%;
    padding: 10px 12px;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
    background: transparent;
    clip-path: none;
    white-space: normal;
    font-size: 13px;
    line-height: 1.45;
  }
  .page-privacy .privacy-rail__link:hover {
    background: transparent;
    border-left-color: var(--c-cyan);
    color: var(--c-cyan-dark);
  }
  .page-privacy .privacy-rail__link[aria-current="true"] {
    background: transparent;
    border-left-color: var(--c-cyan);
    color: var(--c-deep);
    font-weight: 700;
  }
}

/* ---------- 条款区块 ---------- */
.page-privacy .privacy-main { min-width: 0; }

.page-privacy .privacy-block {
  scroll-margin-top: 96px;
  padding-bottom: 48px;
}
.page-privacy .privacy-block + .privacy-block {
  border-top: 1px solid var(--c-line);
  padding-top: 48px;
}
.page-privacy .privacy-block__head { margin-bottom: 16px; }
.page-privacy .privacy-block__num {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  letter-spacing: .14em;
  color: var(--c-cyan-dark);
}
.page-privacy .privacy-block__title {
  margin: 0;
  font-size: 22px;
  line-height: 1.34;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--c-deep);
}
@media (min-width: 768px) {
  .page-privacy .privacy-block__title { font-size: 28px; }
}
.page-privacy .privacy-block__intro {
  margin: 0 0 26px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-window);
}

/* ---------- 单条条款 ---------- */
.page-privacy .privacy-clause {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 0 12px;
  padding: 18px 0;
}
.page-privacy .privacy-clause + .privacy-clause {
  border-top: 1px dashed var(--c-line);
}
.page-privacy .privacy-clause__num {
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: .04em;
  color: var(--c-steel);
}
.page-privacy .privacy-clause__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-deep);
}
.page-privacy .privacy-clause__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-navy);
}

/* ---------- 折叠补充说明 ---------- */
.page-privacy .privacy-detail {
  margin-top: 18px;
}
.page-privacy .privacy-detail .disclosure__summary {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-window);
  cursor: pointer;
}
.page-privacy .privacy-detail .disclosure__summary:hover { color: var(--c-cyan-dark); }
.page-privacy .privacy-detail .disclosure__body p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-navy);
}

/* ---------- 相关入口 ---------- */
.page-privacy .privacy-links {
  border-top: 1px solid var(--c-line);
  padding-top: 40px;
  scroll-margin-top: 96px;
}
.page-privacy .privacy-links__title {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--c-window);
}
.page-privacy .privacy-links__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-privacy .privacy-links__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 16px;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-line);
  clip-path: var(--cut-sm);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-privacy .privacy-links__list li:hover {
  border-color: var(--c-cyan);
  border-left-color: var(--c-cyan);
  background: var(--c-white);
}
.page-privacy .privacy-links__list a {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-deep);
  text-decoration: none;
}
.page-privacy .privacy-links__list a:hover { color: var(--c-cyan-dark); }
.page-privacy .privacy-links__list span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-window);
}
@media (min-width: 768px) {
  .page-privacy .privacy-links__list li { flex-wrap: nowrap; align-items: center; }
  .page-privacy .privacy-links__list a { flex: none; min-width: 7em; }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 479px) {
  .page-privacy .privacy-clause {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 0 10px;
  }
  .page-privacy .privacy-clause__num { font-size: 12px; }
  .page-privacy .privacy-title { font-size: 26px; }
}
<<<END>>>