.page-privacy{
  --pv-radius: 16px;
  --pv-hair: rgba(247, 244, 239, .12);
  --pv-body: rgba(247, 244, 239, .8);
  --pv-body-dim: rgba(247, 244, 239, .55);
  --pv-glow: 0 30px 70px -44px rgba(0, 0, 0, .95);
  background: var(--c-black);
  color: var(--c-white);
  padding-bottom: clamp(64px, 9vw, 130px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero{
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--pv-hair);
  padding: clamp(54px, 10vw, 126px) 0 clamp(76px, 10vw, 122px);
}
.page-privacy .pv-hero__bg{
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-privacy .pv-hero__bg img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
}
.page-privacy .pv-hero__bg::after{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 95% at 8% 4%, rgba(59, 47, 128, .8) 0%, rgba(59, 47, 128, 0) 58%),
    radial-gradient(95% 80% at 92% 88%, rgba(255, 77, 28, .28) 0%, rgba(255, 77, 28, 0) 62%),
    linear-gradient(180deg, rgba(11, 14, 19, .5) 0%, rgba(11, 14, 19, .84) 56%, var(--c-black) 100%);
}
.page-privacy .pv-hero__inner{
  position: relative;
  z-index: 1;
}
.page-privacy .pv-hero h1{
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(33px, 6vw, 76px);
  line-height: 1.04;
  letter-spacing: -.035em;
  max-width: 18ch;
  color: var(--c-white);
}
.page-privacy .pv-hero .lead{
  margin: clamp(18px, 2.6vw, 30px) 0 0;
  max-width: 64ch;
  font-size: clamp(15.5px, 1.2vw, 17.5px);
  line-height: 1.85;
  color: var(--pv-body);
}
.page-privacy .pv-hero__meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--pv-body-dim);
}
.page-privacy .pv-hero__meta span{
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.page-privacy .pv-hero__meta span::before{
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-orange);
}
.page-privacy .pv-hero__meta span:nth-child(2)::before{
  background: var(--c-cyan);
}

/* ---------- 玻璃摘要卡 ---------- */
.page-privacy .pv-summary{
  position: relative;
  z-index: 2;
  margin-top: clamp(-72px, -5vw, -32px);
  border: 1px solid var(--line-strong);
  border-radius: var(--pv-radius);
  background: linear-gradient(180deg, rgba(247, 244, 239, .11), rgba(247, 244, 239, .035));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--pv-glow);
  overflow: hidden;
}
.page-privacy .pv-summary__head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(15px, 2vw, 20px) clamp(18px, 3vw, 30px);
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid transparent;
}
.page-privacy .pv-summary__head::-webkit-details-marker{
  display: none;
}
.page-privacy .pv-summary[open] .pv-summary__head{
  border-bottom-color: var(--pv-hair);
}
.page-privacy .pv-summary__title{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-cyan);
}
.page-privacy .pv-summary__hint{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--pv-body-dim);
}
.page-privacy .pv-summary__list{
  list-style: none;
  margin: 0;
  padding: clamp(18px, 2.6vw, 28px) clamp(18px, 3vw, 30px);
  display: grid;
  gap: 14px;
}
@media (min-width: 760px){
  .page-privacy .pv-summary__list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 36px;
  }
}
.page-privacy .pv-summary__list li{
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pv-body);
}
.page-privacy .pv-summary__list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 10px;
  height: 10px;
  border: 1px solid var(--c-orange);
  border-radius: 3px;
  transform: rotate(45deg);
}

/* ---------- 侧栏 + 正文布局 ---------- */
.page-privacy .pv-layout{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 56px);
  padding-top: clamp(42px, 6vw, 84px);
}
.page-privacy .pv-toc__title{
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--c-gray);
}
.page-privacy .pv-toc__list{
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-privacy .pv-toc__list > li{
  flex: none;
}
.page-privacy .pv-toc__link{
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--pv-hair);
  border-radius: 999px;
  color: rgba(247, 244, 239, .72);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible{
  color: var(--c-white);
  border-color: var(--c-orange);
  background: rgba(255, 77, 28, .1);
}
.page-privacy .pv-toc__idx{
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-orange);
}
.page-privacy .pv-toc__top{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--c-cyan);
  text-decoration: none;
}
.page-privacy .pv-toc__top::before{
  content: "↑";
  font-size: 13px;
}
.page-privacy .pv-toc__top:hover{
  color: var(--c-white);
}

@media (min-width: 980px){
  .page-privacy .pv-layout{
    grid-template-columns: minmax(196px, 232px) minmax(0, 1fr);
    gap: clamp(44px, 5vw, 92px);
  }
  .page-privacy .pv-toc{
    position: sticky;
    top: 104px;
    align-self: start;
  }
  .page-privacy .pv-toc__list{
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-privacy .pv-toc__link{
    display: flex;
    width: 100%;
    padding: 9px 10px 9px 13px;
    border: 0;
    border-left: 2px solid var(--pv-hair);
    border-radius: 0 8px 8px 0;
    white-space: normal;
    line-height: 1.5;
  }
  .page-privacy .pv-toc__link:hover,
  .page-privacy .pv-toc__link:focus-visible{
    border-left-color: var(--c-orange);
  }
}

/* ---------- 章节 ---------- */
.page-privacy .pv-chapter{
  scroll-margin-top: 112px;
  padding-top: clamp(30px, 4vw, 46px);
  border-top: 1px solid var(--line-soft);
}
.page-privacy .pv-chapter:first-child{
  padding-top: 0;
  border-top: 0;
}
.page-privacy .pv-chapter + .pv-chapter{
  margin-top: clamp(38px, 5vw, 66px);
}
.page-privacy .pv-chapter__head{
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 20px);
  margin-bottom: clamp(16px, 2.4vw, 26px);
}
.page-privacy .pv-chapter__num{
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  letter-spacing: .12em;
  color: var(--c-orange);
  border: 1px solid rgba(255, 77, 28, .45);
  border-radius: 7px;
  padding: 5px 9px;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}
.page-privacy .pv-chapter:target .pv-chapter__num{
  background: var(--c-orange);
  border-color: var(--c-orange);
  color: var(--c-black);
}
.page-privacy .pv-chapter__title{
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 33px);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--c-white);
}
.page-privacy .pv-chapter__body > p{
  margin: 0 0 1.05em;
  max-width: 72ch;
  font-size: clamp(15px, 1.05vw, 16.5px);
  line-height: 1.85;
  color: var(--pv-body);
}
.page-privacy .pv-chapter__body > p:last-child{
  margin-bottom: 0;
}
.page-privacy .pv-chapter__body a{
  color: var(--c-cyan);
  text-decoration-color: rgba(0, 216, 255, .45);
  text-underline-offset: 3px;
}
.page-privacy .pv-chapter__body a:hover{
  color: var(--c-white);
  text-decoration-color: var(--c-orange);
}

/* ---------- 三条原则 ---------- */
.page-privacy .pv-principles{
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pv-hair);
  border: 1px solid var(--pv-hair);
  border-radius: var(--pv-radius);
  overflow: hidden;
}
@media (min-width: 860px){
  .page-privacy .pv-principles{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.page-privacy .pv-principles > li{
  background: var(--c-black-2);
  padding: clamp(18px, 2.4vw, 26px);
}
.page-privacy .pv-principles__key{
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: -.01em;
  color: var(--c-white);
}
.page-privacy .pv-principles > li p:last-child{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pv-body);
}

/* ---------- 信息类型表 ---------- */
.page-privacy .pv-terms{
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  border-top: 1px solid var(--pv-hair);
}
.page-privacy .pv-terms__row{
  display: grid;
  gap: 8px 28px;
  padding: clamp(16px, 2vw, 22px) 0;
  border-bottom: 1px solid var(--pv-hair);
}
@media (min-width: 720px){
  .page-privacy .pv-terms__row{
    grid-template-columns: 168px minmax(0, 1fr);
    align-items: start;
  }
}
.page-privacy .pv-terms dt{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  line-height: 1.6;
  color: var(--c-cyan);
}
.page-privacy .pv-terms dd{
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--pv-body);
}

/* ---------- 使用场景 ---------- */
.page-privacy .pv-uses{
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}
@media (min-width: 860px){
  .page-privacy .pv-uses{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.page-privacy .pv-uses > li{
  padding: clamp(16px, 2vw, 22px);
  border: 1px solid var(--pv-hair);
  border-radius: 12px;
  background: rgba(247, 244, 239, .03);
}
.page-privacy .pv-uses__key{
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 15.5px;
  letter-spacing: -.01em;
  color: var(--c-white);
}
.page-privacy .pv-uses > li p:last-child{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pv-body);
}

/* ---------- Cookie 与本地存储 ---------- */
.page-privacy .pv-notes{
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
@media (min-width: 760px){
  .page-privacy .pv-notes{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 34px;
  }
}
.page-privacy .pv-notes > li{
  border-left: 2px solid var(--c-cyan);
  padding: 2px 0 2px 16px;
}
.page-privacy .pv-notes__key{
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-cyan);
}
.page-privacy .pv-notes__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pv-body);
}

/* ---------- 联系卡片 ---------- */
.page-privacy .pv-contact{
  margin-top: clamp(20px, 2.6vw, 30px);
  padding: clamp(20px, 2.8vw, 30px);
  border: 1px solid rgba(0, 216, 255, .3);
  border-radius: var(--pv-radius);
  background: linear-gradient(135deg, rgba(59, 47, 128, .38), rgba(11, 14, 19, .68) 64%);
  box-shadow: var(--pv-glow);
}
.page-privacy .pv-contact__label{
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-cyan);
}
.page-privacy .pv-contact__row{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}
.page-privacy .pv-contact__addr{
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.5vw, 17px);
  letter-spacing: .01em;
  color: var(--c-white);
  word-break: break-all;
}
.page-privacy .pv-contact__note{
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--pv-body-dim);
}
.page-privacy .pv-links{
  margin-top: clamp(16px, 2vw, 24px);
}
.page-privacy .pv-updated{
  margin-top: clamp(18px, 2.4vw, 26px) !important;
  padding-top: 14px;
  border-top: 1px solid var(--pv-hair);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--pv-body-dim) !important;
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 560px){
  .page-privacy .pv-hero{
    padding-bottom: 88px;
  }
  .page-privacy .pv-summary{
    margin-top: -56px;
  }
  .page-privacy .pv-contact__row{
    flex-direction: column;
    align-items: flex-start;
  }
}

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