/* ===== 隐私中心 · page-privacy ===== */
.page-privacy{
  --pv-w: 76rem;
  --pv-pad: clamp(16px, 4vw, 32px);
  display: block;
  background: var(--night);
  color: var(--ink);
  padding-bottom: clamp(40px, 6vw, 84px);
  -webkit-font-smoothing: antialiased;
}

/* 面包屑上下文 */
.page-privacy .breadcrumb{
  max-width: var(--pv-w);
  margin: 0 auto;
  padding: 20px var(--pv-pad) 0;
}
.page-privacy .breadcrumb__link{
  color: var(--muted);
  text-decoration: none;
}
.page-privacy .breadcrumb__link:hover,
.page-privacy .breadcrumb__link:focus-visible{
  color: var(--cyan);
}
.page-privacy .breadcrumb__current{
  color: var(--ink);
}

/* ---------- 首屏：条款入口 ---------- */
.page-privacy .pv-hero{
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--deep);
}
.page-privacy .pv-hero__bg{
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: -1;
}
.page-privacy .pv-hero__bg img{
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .34;
}
.page-privacy .pv-hero__bg::after{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 88% at 84% 4%, rgba(0, 229, 255, .18), transparent 58%),
    linear-gradient(180deg, rgba(7, 11, 26, .74) 0%, rgba(7, 11, 26, .88) 48%, var(--night) 100%);
}
.page-privacy .pv-hero__inner{
  width: 100%;
  max-width: var(--pv-w);
  margin: 0 auto;
  padding: clamp(28px, 5.2vw, 64px) var(--pv-pad) clamp(24px, 4.2vw, 52px);
}
.page-privacy .pv-kicker{
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-privacy .pv-hero h1{
  margin: 0 0 16px;
  max-width: 18ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--step-h1);
  line-height: 1.02;
  letter-spacing: -.02em;
}
.page-privacy .pv-hero .lede{
  margin: 0 0 18px;
  max-width: 64ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}
.page-privacy .pv-stamp{
  display: inline-flex;
  align-items: center;
  margin: 0 0 clamp(24px, 3.6vw, 42px);
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  background: rgba(17, 26, 54, .62);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
}

/* 条款目录 */
.page-privacy .pv-toc{
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 3vw, 30px);
}
.page-privacy .pv-toc__title{
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-privacy .pv-toc__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
}
.page-privacy .pv-toc__item{
  margin: 0;
}
.page-privacy .pv-toc__link{
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 8px 13px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  transition: color .22s var(--ease), border-color .22s var(--ease), padding-left .22s var(--ease);
}
.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible{
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  padding-left: 8px;
  outline: none;
}
.page-privacy .pv-toc__num{
  flex: none;
  min-width: 2.2ch;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: .08em;
}
.page-privacy .pv-toc__label{
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
}

/* ---------- 条款正文画布 ---------- */
.page-privacy .pv-body{
  max-width: var(--pv-w);
  margin: 0 auto;
  padding: 0 var(--pv-pad);
}
.page-privacy .pv-clause{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 30px);
  padding: clamp(34px, 5vw, 62px) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 24px;
}
.page-privacy .pv-clause:last-child{
  border-bottom: none;
}
.page-privacy .pv-clause__num{
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cyan);
}
.page-privacy .pv-clause__title{
  position: relative;
  margin: 0;
  padding-left: 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--step-h2);
  line-height: 1.14;
  letter-spacing: -.01em;
}
.page-privacy .pv-clause__title::before{
  content: "";
  position: absolute;
  left: 0;
  top: .2em;
  bottom: .2em;
  width: 3px;
  background: var(--cyan);
}

.page-privacy .pv-clause__text p{
  margin: 0 0 14px;
  max-width: 68ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}
.page-privacy .pv-clause__text p:last-child{
  margin-bottom: 0;
}
.page-privacy .pv-link{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .38);
}
.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible{
  border-bottom-color: var(--cyan);
  outline: none;
}

/* 信息分类列表 */
.page-privacy .pv-list{
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}
.page-privacy .pv-list__item{
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.page-privacy .pv-list__item:first-child{
  border-top: 2px solid var(--cyan);
}
.page-privacy .pv-list__key{
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink);
}
.page-privacy .pv-list__desc{
  color: var(--muted);
  font-size: 15px;
  line-height: 1.82;
}

/* 权利步骤 */
.page-privacy .pv-steps{
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  counter-reset: pvstep;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.page-privacy .pv-steps__item{
  counter-increment: pvstep;
  position: relative;
  padding: 14px 16px 14px 54px;
  background: var(--track);
  border: 1px solid var(--line);
  border-left: 3px solid var(--mint);
}
.page-privacy .pv-steps__item::before{
  content: counter(pvstep, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mint);
}
.page-privacy .pv-steps__title{
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}
.page-privacy .pv-steps__desc{
  display: block;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}

/* 保留期限数据 */
.page-privacy .pv-facts{
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-privacy .pv-facts__item{
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--deep);
}
.page-privacy .pv-facts__value{
  font-family: var(--font-mono);
  font-size: 19px;
  color: var(--mint);
  letter-spacing: -.01em;
}
.page-privacy .pv-facts__label{
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}

/* Cookie 折叠分组 */
.page-privacy .pv-cookie .accordion{
  margin: 0 0 16px;
  border-top: 2px solid var(--cyan);
}
.page-privacy .pv-cookie .accordion__item{
  border-bottom: 1px solid var(--line);
}
.page-privacy .pv-cookie .accordion__btn{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  background: transparent;
  border: 0;
  color: var(--ink);
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .01em;
  text-align: left;
  cursor: pointer;
  transition: color .2s var(--ease);
}
.page-privacy .pv-cookie .accordion__btn:hover,
.page-privacy .pv-cookie .accordion__btn:focus-visible{
  color: var(--cyan);
  outline: none;
}
.page-privacy .pv-cookie .accordion__item[data-open] .accordion__btn{
  color: var(--cyan);
}
.page-privacy .pv-cookie .accordion__icon{
  flex: none;
  width: 11px;
  height: 11px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform .25s var(--ease);
}
.page-privacy .pv-cookie .accordion__item[data-open] .accordion__icon{
  transform: rotate(-135deg) translate(-2px, -2px);
}
.page-privacy .pv-cookie .accordion__panel{
  padding: 0 0 16px;
}
.page-privacy .pv-cookie .accordion__panel p{
  margin: 0;
  max-width: 66ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* 联系信息 */
.page-privacy .pv-contact{
  margin: 0 0 18px;
  border: 1px solid var(--line);
  background: var(--deep);
}
.page-privacy .pv-contact__row{
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border-top: 1px solid var(--line);
}
.page-privacy .pv-contact__row:first-child{
  border-top: 3px solid var(--orange);
}
.page-privacy .pv-contact__label{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-privacy .pv-contact__value{
  color: var(--ink);
  font-size: 15px;
  line-height: 1.7;
  word-break: break-word;
}
.page-privacy .pv-contact__value.mono{
  font-family: var(--font-mono);
  letter-spacing: .01em;
}

/* 纸张叠层说明块 */
.page-privacy .pv-paper{
  background: var(--track);
  border: 1px solid var(--line);
  padding: clamp(18px, 3vw, 28px);
  box-shadow: 10px 10px 0 -1px var(--deep), 10px 10px 0 0 var(--line);
}
.page-privacy .pv-paper p{
  margin: 0;
  max-width: 66ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px){
  .page-privacy .pv-toc__list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 40px);
  }
  .page-privacy .pv-list__item{
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
  .page-privacy .pv-facts{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .pv-contact__row{
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 960px){
  .page-privacy .pv-clause{
    grid-template-columns: minmax(200px, 264px) minmax(0, 1fr);
    align-items: start;
  }
  .page-privacy .pv-hero h1{
    max-width: 16ch;
  }
  .page-privacy .pv-facts{
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-privacy .pv-steps{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 14px;
  }
}

@media (min-width: 1180px){
  .page-privacy .pv-toc__list{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce){
  .page-privacy .pv-toc__link,
  .page-privacy .pv-cookie .accordion__btn,
  .page-privacy .pv-cookie .accordion__icon{
    transition: none;
  }
}