.page-privacy {
  --pp-measure: 68ch;
  --pp-col: 820px;
  position: relative;
  isolation: isolate;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  padding: calc(var(--header-h) + 56px) 0 36px;
  overflow: hidden;
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  left: -14%;
  right: -14%;
  height: 96%;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 16% 14%, rgba(74, 46, 143, 0.55), rgba(10, 16, 41, 0) 62%),
    linear-gradient(118deg, rgba(34, 224, 210, 0.16) 0%, rgba(58, 169, 255, 0.08) 38%, rgba(10, 16, 41, 0) 72%);
  clip-path: polygon(0 0, 100% 0, 82% 86%, 0 100%);
  pointer-events: none;
}

.page-privacy .pp-hero__inner {
  max-width: 900px;
}

.page-privacy .pp-kicker {
  margin: 22px 0 16px;
  font-family: var(--ff-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .pp-title {
  margin: 0 0 24px;
  color: var(--text-hi);
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.page-privacy .pp-intro {
  max-width: var(--pp-measure);
  margin: 0;
  font-size: var(--fs-18);
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy .pp-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-13);
  color: var(--text-idx);
}

.page-privacy .pp-meta li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.page-privacy .pp-meta .mono {
  color: var(--text-hi);
  letter-spacing: 0.12em;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .pp-banner {
  margin: 44px 0 0;
}

.page-privacy .pp-banner .media-frame__inner {
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-privacy .pp-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pp-banner .media-frame__caption {
  margin-top: 12px;
  font-family: var(--ff-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  color: var(--text-idx);
}

/* ---------- 目录条 ---------- */
.page-privacy .pp-toc {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  margin: 48px 0 0;
  background: rgba(10, 16, 41, 0.94);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-toc__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.page-privacy .pp-toc__label {
  flex: none;
  font-size: var(--fs-13);
  letter-spacing: 0.18em;
  color: var(--text-idx);
}

.page-privacy .pp-toc__list {
  display: flex;
  flex: none;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: rgba(18, 26, 62, 0.6);
  color: var(--text-body);
  font-size: var(--fs-13);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  border-color: var(--cyan);
  background: rgba(34, 224, 210, 0.08);
  color: var(--text-hi);
  outline: none;
}

.page-privacy .pp-toc__link:focus-visible {
  box-shadow: 0 0 0 2px rgba(180, 255, 69, 0.65);
}

.page-privacy .pp-toc__num {
  font-family: var(--ff-mono);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 长文主体 ---------- */
.page-privacy .pp-doc {
  max-width: var(--pp-col);
  margin: 0 auto;
  padding: 8px 0 0;
}

.page-privacy .pp-section {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 0 26px;
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-section:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .pp-section__num {
  position: sticky;
  top: calc(var(--header-h) + 84px);
  align-self: start;
  padding-top: 8px;
  font-family: var(--ff-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-privacy .pp-section__body {
  min-width: 0;
}

.page-privacy .pp-section__title {
  margin: 0 0 20px;
  font-size: clamp(22px, 3vw, var(--fs-30));
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}

.page-privacy .pp-text {
  max-width: var(--pp-measure);
  margin: 0 0 22px;
  font-size: var(--fs-16);
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy .pp-sub {
  margin: 28px 0 14px;
  font-size: var(--fs-18);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}

.page-privacy .pp-list {
  display: grid;
  gap: 12px;
  max-width: var(--pp-measure);
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--text-body);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.9em;
  width: 12px;
  height: 1px;
  background: var(--cyan);
  opacity: 0.8;
}

/* ---------- 三类用途 ---------- */
.page-privacy .pp-reasons {
  display: grid;
  gap: 1px;
  margin: 0 0 26px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .pp-reason {
  padding: 22px 20px;
  background: var(--ink-800);
}

.page-privacy .pp-reason__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--ff-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-privacy .pp-reason__title {
  margin: 0 0 8px;
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--text-hi);
}

.page-privacy .pp-reason__text {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--text-body);
}

/* ---------- 共享说明块 ---------- */
.page-privacy .pp-note {
  max-width: var(--pp-measure);
  margin: 26px 0 0;
  padding: 22px 22px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  background: linear-gradient(135deg, rgba(74, 46, 143, 0.4), rgba(18, 26, 62, 0.92));
}

.page-privacy .pp-note p {
  margin: 0 0 14px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--text-hi);
}

.page-privacy .pp-note .pp-list {
  margin: 0;
}

.page-privacy .pp-note .pp-list li::before {
  background: var(--orange);
}

/* ---------- 四项权利 ---------- */
.page-privacy .pp-rights {
  max-width: var(--pp-measure);
  margin: 0 0 24px;
  border-top: 1px solid var(--line);
}

.page-privacy .pp-right {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-right__key {
  margin: 0;
  padding-top: 4px;
  font-family: var(--ff-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .pp-right__text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--text-body);
}

/* ---------- 结尾 ---------- */
.page-privacy .pp-foot {
  max-width: var(--pp-col);
  margin: 0 auto;
  padding: 52px 0 16px;
}

.page-privacy .pp-foot__title {
  margin: 0 0 16px;
  font-size: clamp(22px, 3vw, var(--fs-30));
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}

.page-privacy .pp-foot__text {
  max-width: var(--pp-measure);
  margin: 0 0 26px;
  font-size: var(--fs-16);
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy .pp-foot__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-bottom: 32px;
}

.page-privacy .pp-foot__meta {
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-13);
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--text-idx);
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-reasons {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 860px) {
  .page-privacy .pp-hero {
    padding: calc(var(--header-h) + 30px) 0 26px;
  }

  .page-privacy .pp-hero::before {
    top: -22%;
    height: 90%;
    clip-path: polygon(0 0, 100% 0, 88% 84%, 0 100%);
  }

  .page-privacy .pp-banner {
    margin-top: 30px;
  }

  .page-privacy .pp-toc {
    margin-top: 32px;
  }

  .page-privacy .pp-section {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 32px 0;
  }

  .page-privacy .pp-section__num {
    position: static;
    top: auto;
    padding-top: 0;
    letter-spacing: 0.22em;
  }

  .page-privacy .pp-right {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-privacy .pp-right__key {
    padding-top: 0;
  }

  .page-privacy .pp-foot {
    padding-top: 40px;
  }

  .page-privacy .pp-foot__links {
    gap: 12px;
  }

  .page-privacy .pp-foot__links .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link {
    transition: none;
  }
}
<<<END>>>