.page-privacy {
  --privacy-measure: 720px;
  --privacy-nav: 182px;
  --privacy-gap: 40px;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--space-0);
  padding-top: calc(var(--header-h) + clamp(40px, 7vw, 84px));
  padding-bottom: clamp(40px, 7vw, 78px);
}

.page-privacy .privacy-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .26;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(85% 58% at 10% 0%, rgba(37, 227, 182, .16), transparent 64%),
    radial-gradient(60% 50% at 96% 12%, rgba(255, 106, 43, .1), transparent 68%),
    linear-gradient(180deg, rgba(5, 9, 18, .7) 0%, rgba(5, 9, 18, .92) 58%, var(--space-0) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
}

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

.page-privacy .privacy-hero__title {
  margin: 12px 0 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -.025em;
  color: var(--ink);
  text-wrap: balance;
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-privacy .privacy-hero__facts {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-privacy .privacy-hero__facts li {
  background: rgba(11, 20, 32, .86);
  padding: 14px 16px 15px;
}

.page-privacy .privacy-hero__facts-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--signal);
  margin-bottom: 5px;
}

.page-privacy .privacy-hero__facts-val {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink);
  letter-spacing: .01em;
}

/* ---------- 主体网格 ---------- */
.page-privacy .privacy-body {
  position: relative;
  background: var(--space-0);
}

.page-privacy .privacy-body::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .62;
  background-image:
    linear-gradient(to right, rgba(38, 54, 74, .24) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(38, 54, 74, .24) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 10%, #000 86%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 10%, #000 86%, transparent);
}

.page-privacy .privacy-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

/* ---------- 章节导航 ---------- */
.page-privacy .privacy-nav-wrap {
  min-width: 0;
}

.page-privacy .privacy-nav {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-nav::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-nav__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 13px;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--line-soft);
  background: rgba(11, 20, 32, .7);
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
}

.page-privacy .privacy-nav__link:hover,
.page-privacy .privacy-nav__link:focus-visible {
  color: var(--ink);
  border-color: rgba(37, 227, 182, .5);
  background: var(--raise);
}

.page-privacy .privacy-nav__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--signal);
}

/* ---------- 条款面板 ---------- */
.page-privacy .privacy-flow {
  min-width: 0;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-section {
  position: relative;
  margin-bottom: 24px;
  padding: clamp(22px, 4vw, 34px) clamp(18px, 4vw, 34px) clamp(24px, 4vw, 34px);
  background: linear-gradient(180deg, var(--panel) 0%, #090f1a 100%);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  border-left: 3px solid rgba(37, 227, 182, .55);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-lg)), calc(100% - var(--cut-lg)) 100%, 0 100%);
  scroll-margin-top: calc(var(--header-h) + 22px);
}

.page-privacy .privacy-section:last-child {
  margin-bottom: 0;
}

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

.page-privacy .privacy-section__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(26px, 5vw, 42px);
  line-height: 1;
  letter-spacing: .01em;
  color: var(--signal);
  opacity: .95;
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 29px);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-privacy .privacy-text {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-privacy .privacy-text + .privacy-text {
  margin-top: 14px;
}

.page-privacy .privacy-text--tail {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-soft);
  font-size: 15.5px;
}

/* ---------- 信息条目 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-privacy .privacy-list li {
  position: relative;
  background: rgba(11, 20, 32, .9);
  padding: 15px 16px 16px 30px;
  transition: background .16s var(--ease);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 22px;
  width: 7px;
  height: 7px;
  background: var(--signal);
  transform: rotate(45deg);
}

.page-privacy .privacy-list li:hover {
  background: var(--raise);
}

.page-privacy .privacy-list__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .09em;
  color: var(--signal);
  margin-bottom: 5px;
}

.page-privacy .privacy-list__val {
  display: block;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-privacy .privacy-text + .privacy-list {
  margin-top: 16px;
}

.page-privacy .privacy-list + .privacy-text {
  margin-top: 18px;
}

/* ---------- 折叠条款 ---------- */
.page-privacy .privacy-fold {
  margin-top: 12px;
  background: rgba(11, 20, 32, .92);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--line);
  transition: background .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .privacy-fold[open] {
  background: var(--raise);
  border-left-color: var(--amber);
}

.page-privacy .privacy-fold__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 17px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--ink);
}

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

.page-privacy .privacy-fold__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--signal);
}

.page-privacy .privacy-fold[open] .privacy-fold__sum::after {
  content: "–";
  color: var(--amber);
}

.page-privacy .privacy-fold__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  padding: 3px 7px;
  color: var(--amber);
  border: 1px solid rgba(255, 106, 43, .38);
}

.page-privacy .privacy-fold__body {
  padding: 0 17px 17px;
}

.page-privacy .privacy-fold__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--muted);
}

/* ---------- 联系区块 ---------- */
.page-privacy .privacy-contact {
  margin-top: 26px;
  padding: clamp(20px, 3.4vw, 28px);
  background:
    linear-gradient(140deg, rgba(13, 43, 39, .92) 0%, rgba(11, 20, 32, .96) 62%);
  border: 1px solid rgba(37, 227, 182, .3);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-lg)), calc(100% - var(--cut-lg)) 100%, 0 100%);
}

.page-privacy .privacy-contact__note {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--muted);
}

.page-privacy .privacy-contact__rows {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.page-privacy .privacy-contact__key {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-privacy .privacy-contact .copy-chip {
  min-width: 0;
  word-break: break-all;
  text-align: left;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-nav) minmax(0, var(--privacy-measure)) minmax(20px, 1fr);
    gap: var(--privacy-gap);
  }

  .page-privacy .privacy-nav-wrap {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-privacy .privacy-nav {
    flex-direction: column;
    gap: 2px;
    margin-top: 14px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-privacy .privacy-nav__link {
    flex: 1 1 auto;
    display: flex;
    white-space: normal;
    padding: 10px 12px;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
  }

  .page-privacy .privacy-nav__link:hover,
  .page-privacy .privacy-nav__link:focus-visible {
    border-left-color: var(--signal);
    background: var(--raise);
  }

  .page-privacy .privacy-flow {
    max-width: none;
  }
}

@media (min-width: 1280px) {
  .page-privacy {
    --privacy-gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-nav__link,
  .page-privacy .privacy-list li,
  .page-privacy .privacy-fold {
    transition: none;
  }
}
<<<END>>>