/* ===== 数据保护页 · page-privacy ===== */
.page-privacy{
  --dp-measure: 720px;
  --dp-rail: 190px;
  --dp-hair: rgba(247,201,72,.30);
  color: var(--paper);
}

/* --- 顶部提示条 --- */
.page-privacy .dp-alert-wrap{
  padding-top: 22px;
}

.page-privacy .dp-alert{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin: 0;
  padding: 12px 16px;
  border: 1px solid rgba(63,198,255,.26);
  border-left: 3px solid var(--neon);
  border-radius: var(--r-md);
  background: linear-gradient(90deg, rgba(63,198,255,.16), rgba(247,201,72,.10) 46%, rgba(43,11,63,0) 100%);
  font-size: 13px;
  line-height: 1.45;
}

.page-privacy .dp-alert-tag{
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold);
  white-space: nowrap;
}

.page-privacy .dp-alert-text{
  min-width: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
}

/* --- 首屏 --- */
.page-privacy .dp-hero{
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: 26px;
  padding: 34px 0 46px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .dp-hero-art{
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: -1;
}

.page-privacy .dp-hero-art img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .30;
  filter: saturate(.85) contrast(1.08);
}

.page-privacy .dp-hero-art::after{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(247,201,72,.16), transparent 62%),
    linear-gradient(180deg, rgba(10,7,16,.72), rgba(43,11,63,.94) 74%, var(--royal));
}

.page-privacy .dp-hero-inner{
  position: relative;
}

.page-privacy .dp-hero .crumbs{
  margin: 0 0 18px;
  font-size: 13px;
  letter-spacing: .02em;
}

.page-privacy .dp-hero h1{
  max-width: 17ch;
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 8.4vw, 56px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-privacy .dp-hero h1::after{
  content: "";
  display: block;
  width: 74px;
  height: 4px;
  margin-top: 18px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--gold), rgba(247,201,72,0));
}

.page-privacy .dp-lede{
  max-width: 52ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.55;
  color: var(--muted);
}

.page-privacy .dp-hero-meta{
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  max-width: var(--dp-measure);
}

.page-privacy .dp-hero-meta li{
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--glass);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.page-privacy .dp-hero-meta span{
  display: block;
  margin-bottom: 4px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--wood);
}

.page-privacy .dp-hero-meta strong{
  display: block;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

/* --- 正文布局 --- */
.page-privacy .dp-body{
  padding: 44px 0 76px;
}

.page-privacy .dp-layout{
  display: grid;
  gap: 30px;
}

.page-privacy .dp-doc{
  min-width: 0;
  max-width: var(--dp-measure);
}

.page-privacy .dp-rail{
  order: -1;
  min-width: 0;
}

/* --- 移动端折叠目录 --- */
.page-privacy .dp-toc-fold{
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--glass);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.page-privacy .dp-toc-fold > summary{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
}

.page-privacy .dp-toc-fold > summary::-webkit-details-marker{
  display: none;
}

.page-privacy .dp-toc-fold > summary::after{
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--gold-soft);
}

.page-privacy .dp-toc-fold[open] > summary::after{
  content: "–";
}

/* --- 桌面端粘性锚点 --- */
.page-privacy .dp-toc-stick{
  display: none;
}

/* --- 目录列表（两种形态共用） --- */
.page-privacy .dp-toc-list{
  list-style: none;
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0 16px 16px;
}

.page-privacy .dp-toc-list li{
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.page-privacy .dp-toc-list li::before{
  content: "";
  flex: 0 0 auto;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--wood);
  transition: background .2s var(--ease), transform .2s var(--ease);
}

.page-privacy .dp-toc-list li:hover::before{
  background: var(--gold);
  transform: scale(1.5);
}

.page-privacy .dp-toc-list a{
  display: block;
  min-width: 0;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-privacy .dp-toc-list a:hover,
.page-privacy .dp-toc-list a:focus-visible{
  color: var(--gold);
}

/* --- 条款章节 --- */
.page-privacy .dp-sec{
  position: relative;
  margin: 0 0 18px;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--glass);
  -webkit-backdrop-filter: blur(7px);
  backdrop-filter: blur(7px);
  scroll-margin-top: 104px;
}

.page-privacy .dp-sec::before{
  content: "";
  position: absolute;
  top: -1px;
  left: 20px;
  width: 46px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--gold), rgba(247,201,72,0));
}

.page-privacy .dp-sec-head{
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .dp-sec-num{
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-privacy .dp-sec h2{
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 4.8vw, 25px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-privacy .dp-list{
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-privacy .dp-list li{
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-privacy .dp-list li::before{
  content: "";
  position: absolute;
  top: .58em;
  left: 2px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--neon);
  transform: rotate(45deg);
}

.page-privacy .dp-list li strong{
  font-weight: 700;
  color: var(--gold-soft);
}

.page-privacy .dp-doc a{
  color: var(--neon);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

.page-privacy .dp-doc a:hover,
.page-privacy .dp-doc a:focus-visible{
  color: var(--gold);
}

/* --- 结尾联系卡 --- */
.page-privacy .dp-help{
  position: relative;
  overflow: hidden;
  margin-top: 26px;
  padding: 26px 22px;
  border: 1px solid var(--dp-hair);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(247,201,72,.18), transparent 58%),
    linear-gradient(150deg, var(--royal-2), var(--ink));
}

.page-privacy .dp-help-title{
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-privacy .dp-help-text{
  max-width: 46ch;
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--muted);
}

.page-privacy .dp-help-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.page-privacy .dp-copy-row{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-privacy .dp-email{
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .01em;
  color: var(--gold-soft);
  overflow-wrap: anywhere;
}

.page-privacy .dp-copy-row .copy-btn{
  flex: 0 0 auto;
  padding: 7px 14px;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
  background: var(--gold);
  border: 0;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-privacy .dp-copy-row .copy-btn:hover,
.page-privacy .dp-copy-row .copy-btn:focus-visible{
  background: var(--gold-soft);
}

/* --- 断点：平板与桌面 --- */
@media (min-width: 640px){
  .page-privacy .dp-hero{
    padding: 46px 0 58px;
  }

  .page-privacy .dp-hero-meta{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-privacy .dp-sec{
    margin-bottom: 22px;
    padding: 30px 28px;
  }

  .page-privacy .dp-help{
    padding: 32px 30px;
  }
}

@media (min-width: 900px){
  .page-privacy .dp-layout{
    grid-template-columns: minmax(0, 1fr) var(--dp-rail);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .dp-rail{
    order: 0;
  }

  .page-privacy .dp-toc-fold{
    display: none;
  }

  .page-privacy .dp-toc-stick{
    display: block;
    position: sticky;
    top: 108px;
  }

  .page-privacy .dp-toc-stick .dp-toc-title{
    margin: 0 0 14px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .22em;
    color: var(--gold);
  }

  .page-privacy .dp-toc-stick .dp-toc-list{
    padding: 0;
    gap: 11px;
  }
}

@media (max-width: 379px){
  .page-privacy .dp-sec{
    padding: 20px 16px;
  }

  .page-privacy .dp-sec-head{
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-privacy .dp-toc-list li::before,
  .page-privacy .dp-toc-list a,
  .page-privacy .dp-copy-row .copy-btn,
  .page-privacy .dp-doc a{
    transition: none;
  }
}