.page-privacy {
  --pv-line: rgba(28, 58, 99, 0.62);
  --pv-line-soft: rgba(28, 58, 99, 0.4);
  --pv-gap: clamp(1.25rem, 3vw, 2.5rem);
  --pv-text: rgba(234, 240, 248, 0.87);
  display: block;
  padding-block: clamp(1.15rem, 3vw, 2rem) clamp(3.5rem, 8vw, 6.5rem);
  background: var(--night);
  color: var(--snow);
}

.page-privacy .pv-crumbs {
  padding-block: 0.25rem;
}

/* ---------- 框景首屏 ---------- */

.page-privacy .pv-hero {
  margin-top: 1rem;
}

.page-privacy .pv-hero__frame {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: clamp(20rem, 54vw, 28rem);
  overflow: hidden;
  border: 1px solid var(--night-2);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--night-1), var(--night));
}

.page-privacy .pv-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% 38%;
}

.page-privacy .pv-hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(184deg,
      rgba(11, 27, 51, 0.22) 0%,
      rgba(11, 27, 51, 0.7) 44%,
      rgba(11, 27, 51, 0.96) 100%);
}

.page-privacy .pv-hero__copy {
  position: relative;
  z-index: 2;
  max-width: 44rem;
  padding: clamp(1.35rem, 4vw, 2.6rem);
}

.page-privacy .pv-hero h1 {
  margin: 0.55rem 0 0.85rem;
  font-family: var(--font-narrow);
  font-size: clamp(1.75rem, 5.2vw, 3rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.005em;
  color: var(--snow);
}

.page-privacy .pv-hero__lede {
  margin: 0;
  max-width: 40rem;
  font-size: clamp(0.97rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--pv-text);
}

.page-privacy .pv-hero__scale {
  position: absolute;
  top: 1rem;
  right: 1.15rem;
  z-index: 3;
  padding: 0.28rem 0.62rem;
  border: 1px solid rgba(157, 176, 201, 0.34);
  border-radius: var(--pill);
  background: rgba(11, 27, 51, 0.6);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* ---------- 目录 + 正文双层 ---------- */

.page-privacy .pv-doc {
  display: grid;
  gap: var(--pv-gap);
  margin-top: clamp(2.25rem, 6vw, 4.25rem);
}

.page-privacy .pv-toc__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-privacy .pv-toc__list {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.6rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pv-toc__item {
  flex: none;
}

.page-privacy .pv-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--night-2);
  border-radius: var(--pill);
  background: var(--night-1);
  color: var(--muted);
  font-size: 0.86rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--snow);
  border-color: var(--mid-blue);
  background: var(--night-2);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--mid-blue);
}

/* ---------- 章节 ---------- */

.page-privacy .pv-chapter {
  padding-block: clamp(1.6rem, 3.4vw, 2.4rem);
  border-top: 1px solid var(--pv-line-soft);
  scroll-margin-top: 6rem;
}

.page-privacy .pv-chapter:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pv-chapter__head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.95rem;
}

.page-privacy .pv-chapter__num {
  flex: none;
  padding: 0.22rem 0.62rem;
  border: 1px solid var(--night-2);
  border-radius: var(--pill);
  background: var(--night-1);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--mid-blue);
}

.page-privacy .pv-chapter__title {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--snow);
}

.page-privacy .pv-chapter__body>p {
  margin: 0 0 1rem;
  max-width: 62ch;
  line-height: 1.85;
  color: var(--pv-text);
}

.page-privacy .pv-chapter__body>p:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-chapter__body strong {
  color: var(--snow);
  font-weight: 700;
}

.page-privacy .pv-points {
  display: grid;
  gap: 0.6rem;
  max-width: 62ch;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-points li {
  position: relative;
  padding-left: 1.5rem;
  line-height: 1.8;
  color: var(--pv-text);
}

.page-privacy .pv-points li::before {
  content: "";
  position: absolute;
  left: 0.28rem;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mid-blue);
}

/* ---------- 三组信息卡 ---------- */

.page-privacy .pv-trio {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.15rem;
}

.page-privacy .pv-trio__item {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--night-2);
  border-radius: var(--r-md);
  background: var(--night-1);
}

.page-privacy .pv-trio__label {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--mid-blue);
}

.page-privacy .pv-trio__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--pv-text);
}

/* ---------- 用途编号列表 ---------- */

.page-privacy .pv-uses {
  display: grid;
  gap: 0.75rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-uses__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.95rem;
  padding: 0.95rem 1.1rem;
  border-left: 2px solid var(--night-2);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: linear-gradient(90deg, rgba(18, 41, 74, 0.78), rgba(18, 41, 74, 0));
}

.page-privacy .pv-uses__num {
  padding-top: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--mid-blue);
}

.page-privacy .pv-uses__title {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--snow);
}

.page-privacy .pv-uses__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--pv-text);
}

/* ---------- 提示条 ---------- */

.page-privacy .pv-note {
  max-width: 62ch;
  margin-top: 1.15rem;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--amber);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(242, 160, 61, 0.09);
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--snow);
}

/* ---------- 合作类别 ---------- */

.page-privacy .pv-vendors {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.1rem;
}

.page-privacy .pv-vendor {
  display: grid;
  gap: 0.55rem;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--night-2);
  border-radius: var(--r-md);
  background: var(--night-1);
}

.page-privacy .pv-vendor>p:last-child {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--pv-text);
}

.page-privacy .pv-vendor .tag {
  justify-self: start;
  margin: 0;
}

/* ---------- 可展开说明 ---------- */

.page-privacy .pv-folds {
  display: grid;
  gap: 0.55rem;
  margin-top: 1.15rem;
}

.page-privacy .fold {
  overflow: hidden;
  border: 1px solid var(--night-2);
  border-radius: var(--r-md);
  background: var(--night-1);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-privacy .fold[data-open] {
  border-color: var(--mid-blue);
  background: var(--night-2);
}

.page-privacy .fold__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 0.95rem 1.1rem;
  border: 0;
  background: none;
  color: var(--snow);
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.page-privacy .fold__trigger:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-privacy .fold__sign {
  flex: none;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--mid-blue);
  border-radius: 50%;
  font-size: 0.9rem;
  line-height: 1;
  color: var(--amber);
}

.page-privacy .fold__sign::before {
  content: "+";
}

.page-privacy .fold[data-open] .fold__sign::before {
  content: "−";
}

.page-privacy .fold__panel {
  padding: 0 1.1rem 1.1rem;
}

.page-privacy .fold__panel p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--pv-text);
}

/* ---------- 收尾 ---------- */

.page-privacy .pv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.page-privacy .pv-legal {
  margin: 1.6rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--pv-line-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 断点 ---------- */

@media (min-width: 700px) {
  .page-privacy .pv-vendor {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    align-items: start;
    gap: 1rem;
  }

  .page-privacy .pv-vendor .tag {
    margin-top: 0.1rem;
  }
}

@media (min-width: 760px) {
  .page-privacy .pv-trio {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-doc {
    grid-template-columns: minmax(180px, 212px) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 5.5rem;
  }

  .page-privacy .pv-toc__list {
    display: grid;
    gap: 0.1rem;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-privacy .pv-toc__item {
    width: 100%;
  }

  .page-privacy .pv-toc__link {
    display: flex;
    width: 100%;
    padding: 0.5rem 0.7rem;
    border-color: transparent;
    border-radius: var(--r-sm);
    background: transparent;
    white-space: normal;
  }
}

@media (max-width: 520px) {
  .page-privacy .pv-hero__frame {
    min-height: 22rem;
  }

  .page-privacy .pv-hero__scale {
    top: 0.75rem;
    right: 0.75rem;
    font-size: 0.66rem;
  }

  .page-privacy .pv-chapter__head {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.55rem;
  }
}

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