.page-privacy {
  --pp-measure: 44rem;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  background:
    radial-gradient(120% 88% at 10% -6%, rgba(47, 216, 200, 0.11), transparent 58%),
    radial-gradient(90% 70% at 96% 4%, rgba(255, 138, 61, 0.07), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
  padding-bottom: clamp(2.25rem, 6vw, 4rem);
}

.page-privacy .pp-hero__head {
  display: grid;
  gap: 0.9rem;
  max-width: 54rem;
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-privacy .pp-hero__title {
  margin: 0;
  font-size: clamp(1.9rem, 6.2vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--paper);
  max-width: 22ch;
}

.page-privacy .pp-hero__lede {
  margin: 0;
  max-width: 60ch;
  color: var(--text-soft);
}

.page-privacy .pp-hero__media {
  --media-ratio: 1200 / 420;
  aspect-ratio: 1200 / 420;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-900);
}

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

/* ---------- 顶部米白摘要卡 ---------- */
.page-privacy .pp-summary-wrap {
  padding-block: clamp(2rem, 5.5vw, 3.5rem);
}

.page-privacy .pp-summary {
  background: var(--cream);
  color: var(--ink-800);
  border: 1px solid rgba(10, 27, 42, 0.14);
  border-radius: var(--radius-xl);
  padding: clamp(1.4rem, 4.5vw, 2.75rem);
  box-shadow: 0 24px 48px -36px rgba(0, 0, 0, 0.75);
}

.page-privacy .pp-summary__label {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clay);
}

.page-privacy .pp-summary__title {
  margin: 0 0 1.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.6vw, 1.95rem);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}

.page-privacy .pp-summary__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(10, 27, 42, 0.16);
}

.page-privacy .pp-summary__list > li {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 0.7rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid rgba(10, 27, 42, 0.16);
}

.page-privacy .pp-summary__k {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--clay);
  padding-top: 0.2rem;
}

.page-privacy .pp-summary__list strong {
  display: block;
  margin-bottom: 0.22rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-900);
}

.page-privacy .pp-summary__list p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--rock);
}

/* ---------- 目录折叠 ---------- */
.page-privacy .pp-toc {
  margin-top: 1.4rem;
  border-top: 1px solid rgba(10, 27, 42, 0.16);
  padding-top: 1rem;
}

.page-privacy .pp-toc .fold__summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.4rem 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--clay);
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-toc .fold__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-toc .fold__summary::after {
  content: "＋";
  font-size: 0.95rem;
  color: var(--rock);
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-toc[open] .fold__summary::after {
  content: "－";
  color: var(--clay);
}

.page-privacy .pp-toc .fold__summary:hover,
.page-privacy .pp-toc .fold__summary:focus-visible {
  color: var(--ink-900);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .pp-toc__link {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: baseline;
  padding: 0.6rem 0;
  font-size: 0.92rem;
  color: var(--ink-800);
  text-decoration: none;
  border-bottom: 1px dashed rgba(10, 27, 42, 0.2);
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-toc__link span {
  font-size: 0.7rem;
  color: var(--clay);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--clay);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  padding-block: clamp(1.75rem, 5vw, 3rem) clamp(2.5rem, 7vw, 4.5rem);
}

.page-privacy .pp-body__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-privacy .pp-nav {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-privacy .pp-nav__label {
  margin: 0 0 0.85rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-privacy .pp-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pp-nav__link {
  display: grid;
  grid-template-columns: auto auto;
  gap: 0.45rem;
  align-items: baseline;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-size: 0.85rem;
  line-height: 1.5;
  white-space: nowrap;
  color: var(--fog);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pp-nav__link span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--rock);
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-nav__link:hover,
.page-privacy .pp-nav__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .pp-nav__link:hover span,
.page-privacy .pp-nav__link:focus-visible span {
  color: var(--cyan);
}

/* ---------- 文章与小节 ---------- */
.page-privacy .pp-article {
  display: grid;
  gap: clamp(2rem, 5.5vw, 3.25rem);
  max-width: var(--pp-measure);
}

.page-privacy .pp-section {
  scroll-margin-top: calc(var(--header-h-shrink) + 2.5rem);
}

.page-privacy .pp-section__head {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.7rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  margin-bottom: 1.1rem;
  transition: border-color 0.25s var(--ease);
}

.page-privacy .pp-section__num {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .pp-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 4vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--paper);
  transition: color 0.25s var(--ease);
}

.page-privacy .pp-section:target .pp-section__head {
  border-top-color: var(--cyan);
}

.page-privacy .pp-section:target .pp-section__title {
  color: var(--cyan-soft);
}

.page-privacy .pp-section p {
  margin: 0 0 1.05rem;
  font-size: clamp(0.95rem, 2.4vw, 1.02rem);
  line-height: 1.9;
  color: var(--text-soft);
}

.page-privacy .pp-section p:last-of-type {
  margin-bottom: 0;
}

.page-privacy .pp-inline-mono {
  font-family: var(--font-mono);
  font-size: 0.92em;
  letter-spacing: 0.04em;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .pp-section .link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-section .link:hover,
.page-privacy .pp-section .link:focus-visible {
  color: var(--orange);
}

/* ---------- 悬挂提示 ---------- */
.page-privacy .pp-note {
  position: relative;
  margin: 1.4rem 0 0;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(47, 216, 200, 0.07);
}

.page-privacy .pp-note .note__label {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pp-note p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-privacy .pp-note .link {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pp-note .link:hover,
.page-privacy .pp-note .link:focus-visible {
  color: var(--orange);
}

/* ---------- 返回目录 ---------- */
.page-privacy .pp-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.35rem;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--fog);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pp-back:hover,
.page-privacy .pp-back:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 文末反馈 ---------- */
.page-privacy .pp-feedback {
  padding-block: 0 clamp(2.5rem, 8vw, 5rem);
}

.page-privacy .pp-feedback__card {
  display: grid;
  gap: 0.85rem;
  padding: clamp(1.35rem, 4.5vw, 2.25rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(47, 216, 200, 0.09), rgba(255, 138, 61, 0.05) 72%),
    var(--ink-750);
}

.page-privacy .pp-feedback__label {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-privacy .pp-feedback__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.8vw, 1.75rem);
  line-height: 1.22;
  color: var(--paper);
}

.page-privacy .pp-feedback__line {
  margin: 0;
  font-size: clamp(0.8rem, 2.4vw, 0.95rem);
  letter-spacing: 0.05em;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .pp-feedback__text {
  margin: 0;
  max-width: 54ch;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-privacy .pp-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.35rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.1rem 1.75rem;
  }

  .page-privacy .pp-summary__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 0;
    gap: 0 2rem;
  }

  .page-privacy .pp-summary__list > li {
    border-top: 1px solid rgba(10, 27, 42, 0.16);
  }

  .page-privacy .pp-summary__list > li:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-body__grid {
    grid-template-columns: 15rem minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pp-nav {
    position: sticky;
    top: calc(var(--header-h-shrink) + 2rem);
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 1.15rem;
  }

  .page-privacy .pp-nav__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow-x: visible;
    gap: 0.8rem;
    padding-bottom: 0;
  }

  .page-privacy .pp-nav__link {
    grid-template-columns: 1.9rem minmax(0, 1fr);
    padding: 0;
    border: 0;
    border-radius: 0;
    white-space: normal;
    font-size: 0.88rem;
  }

  .page-privacy .pp-article {
    margin-left: clamp(0rem, 2vw, 2rem);
  }

  .page-privacy .pp-back {
    margin-top: 1.6rem;
  }

  .page-privacy .pp-section__head {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pp-hero__media {
    margin-top: clamp(2rem, 4vw, 3rem);
  }

  .page-privacy .pp-body__grid {
    grid-template-columns: 16.5rem minmax(0, 1fr);
    gap: 4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-nav__link,
  .page-privacy .pp-back,
  .page-privacy .pp-section__title,
  .page-privacy .pp-section__head,
  .page-privacy .pp-toc .fold__summary,
  .page-privacy .pp-toc__link,
  .page-privacy .pp-section .link {
    transition: none;
  }
}
<<<END>>>