.page-privacy {
  --pv-measure: 43rem;
  --pv-aside: 15rem;
  --pv-gap: 64px;
  background: var(--sf-ink);
  color: var(--sf-text);
  font-family: var(--sf-font-body);
  font-size: 16.5px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: calc(var(--sf-header-h) + 34px) 0 0;
  background:
    radial-gradient(95% 120% at 88% -12%, rgba(111, 216, 255, .14), transparent 62%),
    radial-gradient(70% 90% at 4% 112%, rgba(198, 255, 61, .08), transparent 66%),
    linear-gradient(180deg, #0c1117 0%, var(--sf-ink) 100%);
}

.page-privacy .pv-hero::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: 34px;
  background-image: repeating-linear-gradient(90deg, var(--sf-line) 0 3px, transparent 3px 12px);
}

.page-privacy .pv-hero .sf-crumbs {
  margin-bottom: 22px;
}

.page-privacy .pv-hero__title {
  margin: 0 0 18px;
  font-family: var(--sf-font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--sf-white);
  max-width: 22em;
}

.page-privacy .pv-hero__lead {
  margin: 0 0 26px;
  max-width: 42rem;
  font-size: 17px;
  line-height: 1.82;
  color: var(--sf-text);
}

.page-privacy .pv-hero__index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
}

.page-privacy .pv-hero__index li {
  font-family: var(--sf-font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--sf-mist);
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.page-privacy .pv-hero__index .sf-num {
  font-size: 17px;
  font-weight: 700;
  color: var(--sf-neon);
  line-height: 1;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .pv-banner {
  position: relative;
  margin: 42px 0 0;
  border: 1px solid var(--sf-line);
  background: var(--sf-panel);
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - var(--sf-cut)) 0, 100% var(--sf-cut), 100% 100%, 0 100%);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 420;
  object-fit: cover;
}

.page-privacy .pv-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(10, 13, 18, 0) 38%, rgba(10, 13, 18, .8) 100%);
}

.page-privacy .pv-banner__tag {
  position: absolute;
  left: 18px;
  bottom: 13px;
  z-index: 2;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--sf-ice);
}

/* ---------- 文档骨架 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 38px;
  padding: 50px 0 90px;
}

.page-privacy .pv-body {
  min-width: 0;
}

.page-privacy .pv-body a {
  color: var(--sf-ice);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(111, 216, 255, .42);
  transition: color .2s var(--sf-ease), text-decoration-color .2s var(--sf-ease);
}

.page-privacy .pv-body a:hover {
  color: var(--sf-white);
  text-decoration-color: var(--sf-neon);
}

/* ---------- 右侧细目录 ---------- */
.page-privacy .pv-aside {
  order: -1;
  min-width: 0;
}

.page-privacy .pv-aside__title {
  margin: 0 0 10px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--sf-mist);
}

.page-privacy .pv-toc {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-privacy .pv-toc__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  padding: 8px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--sf-mist);
  background: var(--sf-panel);
  border: 1px solid var(--sf-line);
  text-decoration: none;
  transition: color .2s var(--sf-ease), border-color .2s var(--sf-ease);
}

.page-privacy .pv-toc__link:hover {
  color: var(--sf-white);
  border-color: var(--sf-mist);
}

.page-privacy .pv-toc__idx {
  font-family: var(--sf-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--sf-ice);
}

.page-privacy .pv-toc__link.is-active,
.page-privacy .pv-toc__link[aria-current="true"] {
  color: var(--sf-neon);
  border-color: var(--sf-neon);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec {
  position: relative;
  margin-top: 42px;
  padding-top: 34px;
  border-top: 1px solid var(--sf-line);
}

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

.page-privacy .pv-sec:first-child::before {
  display: none;
}

.page-privacy .pv-sec::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 54px;
  height: 2px;
  background: var(--sf-neon);
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 13px;
  margin-bottom: 16px;
}

.page-privacy .pv-sec__idx {
  flex: 0 0 auto;
  padding: 3px 8px;
  font-family: var(--sf-font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--sf-ice);
  background: var(--sf-ice-deep);
  border: 1px solid #1b4453;
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 28px);
  line-height: 1.34;
  letter-spacing: -.01em;
  color: var(--sf-white);
}

.page-privacy .sf-prose {
  max-width: 66ch;
  margin: 0 0 18px;
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--sf-text);
}

/* ---------- 三类信息 ---------- */
.page-privacy .pv-kinds {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-kind {
  padding: 17px 19px;
  background: var(--sf-panel);
  border: 1px solid var(--sf-line);
  transition: transform .2s var(--sf-ease), border-color .2s var(--sf-ease);
}

.page-privacy .pv-kind:hover {
  transform: translateY(-3px);
}

.page-privacy .pv-kind--pref:hover {
  border-color: var(--sf-neon);
}

.page-privacy .pv-kind--log:hover {
  border-color: var(--sf-ice);
}

.page-privacy .pv-kind--mail:hover {
  border-color: var(--sf-orange);
}

.page-privacy .pv-kind__label {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--sf-neon);
}

.page-privacy .pv-kind--log .pv-kind__label {
  color: var(--sf-ice);
}

.page-privacy .pv-kind--mail .pv-kind__label {
  color: var(--sf-orange);
}

.page-privacy .pv-kind p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--sf-text);
}

/* ---------- 用途流向图 ---------- */
.page-privacy .pv-flowfig {
  margin: 6px 0 20px;
  padding: 14px 16px 6px;
  background: linear-gradient(180deg, rgba(20, 26, 34, .9), rgba(10, 13, 18, .4));
  border: 1px solid var(--sf-line);
}

.page-privacy .pv-flow {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .pv-flow__line {
  fill: none;
  stroke-width: 1.6;
}

.page-privacy .pv-flow circle {
  fill: var(--sf-panel);
  stroke-width: 2;
}

.page-privacy .pv-flow text {
  font-family: var(--sf-font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  fill: var(--sf-text);
}

.page-privacy .pv-flow .pv-flow__sub {
  font-size: 11px;
  fill: var(--sf-mist);
}

.page-privacy .pv-uses {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}

.page-privacy .pv-uses li {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: 6px 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--sf-line);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-privacy .pv-uses li:first-child {
  border-top: 1px solid var(--sf-line);
}

.page-privacy .pv-uses__key {
  font-family: var(--sf-font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--sf-ice);
  padding-top: 2px;
}

.page-privacy .pv-callout {
  margin: 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--sf-neon);
  font-family: var(--sf-font-editorial);
  font-weight: 600;
  font-size: 17.5px;
  line-height: 1.7;
  color: var(--sf-white);
}

/* ---------- 本地存储要点 ---------- */
.page-privacy .pv-facts {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-facts li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--sf-text);
}

.page-privacy .pv-facts__num {
  flex: 0 0 auto;
  min-width: 2.4rem;
  font-family: var(--sf-font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--sf-neon);
  letter-spacing: -.01em;
}

/* ---------- 保存期限 ---------- */
.page-privacy .pv-keep {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
}

.page-privacy .pv-keep li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 22px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--sf-line);
}

.page-privacy .pv-keep li:first-child {
  border-top: 1px solid var(--sf-line);
}

.page-privacy .pv-keep__what {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--sf-white);
}

.page-privacy .pv-keep__when {
  font-size: 14px;
  color: var(--sf-mist);
  text-align: right;
}

.page-privacy .pv-keep__when .sf-num {
  color: var(--sf-orange);
  font-weight: 700;
}

/* ---------- 对外提供情形 ---------- */
.page-privacy .pv-share {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-share li {
  padding: 14px 16px;
  background: var(--sf-ice-deep);
  border-left: 3px solid var(--sf-ice);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--sf-text);
}

.page-privacy .pv-share strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 700;
  color: var(--sf-white);
}

/* ---------- 用户选择 ---------- */
.page-privacy .pv-actions {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
}

.page-privacy .pv-actions li {
  display: grid;
  grid-template-columns: 3.4rem minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 13px 0;
  border-bottom: 1px solid var(--sf-line);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-privacy .pv-actions li:first-child {
  border-top: 1px solid var(--sf-line);
}

.page-privacy .pv-actions__tag {
  margin-top: 3px;
  padding: 3px 0;
  text-align: center;
  font-family: var(--sf-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  line-height: 1.4;
  color: var(--sf-ink);
  background: var(--sf-orange);
}

.page-privacy .pv-actions li:nth-child(2) .pv-actions__tag {
  background: var(--sf-ice);
}

.page-privacy .pv-actions li:nth-child(3) .pv-actions__tag {
  background: var(--sf-neon);
}

.page-privacy .pv-actions li:nth-child(4) .pv-actions__tag {
  background: var(--sf-mist);
}

.page-privacy .pv-mail {
  font-family: var(--sf-font-mono);
  font-size: 15px;
  letter-spacing: .01em;
  color: var(--sf-neon);
  word-break: break-all;
}

/* ---------- 相关页面 ---------- */
.page-privacy .pv-footlinks {
  margin-top: 48px;
  padding-top: 26px;
  border-top: 1px solid var(--sf-line);
  display: grid;
  gap: 10px;
}

.page-privacy .pv-footlinks a {
  display: block;
  padding: 14px 18px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sf-text);
  text-decoration: none;
  background: var(--sf-panel);
  border: 1px solid var(--sf-line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: transform .2s var(--sf-ease), color .2s var(--sf-ease), border-color .2s var(--sf-ease);
}

.page-privacy .pv-footlinks a:hover {
  transform: translateY(-3px);
  color: var(--sf-white);
  border-color: var(--sf-neon);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pv-top {
  position: fixed;
  right: 16px;
  bottom: 20px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 10px 15px;
  font-family: var(--sf-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sf-ink);
  background: var(--sf-neon);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: transform .2s var(--sf-ease), background .2s var(--sf-ease);
}

.page-privacy .pv-top:hover {
  transform: translateY(-3px);
  background: var(--sf-ice);
}

/* ---------- 媒体查询 ---------- */
@media (max-width: 620px) {
  .page-privacy {
    font-size: 16px;
  }

  .page-privacy .pv-hero__lead {
    font-size: 16px;
  }

  .page-privacy .pv-uses li {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-privacy .pv-keep li {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .pv-keep__when {
    text-align: left;
  }

  .page-privacy .pv-facts__num {
    font-size: 21px;
    min-width: 2rem;
  }

  .page-privacy .pv-actions li {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 11px;
  }

  .page-privacy .pv-flowfig {
    padding: 10px 12px 2px;
  }
}

@media (min-width: 760px) and (max-width: 999px) {
  .page-privacy .pv-body {
    max-width: var(--pv-measure);
    margin-inline: auto;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, var(--pv-measure)) var(--pv-aside);
    gap: var(--pv-gap);
    justify-content: center;
    padding: 68px 0 120px;
  }

  .page-privacy .pv-aside {
    order: 0;
    position: sticky;
    top: calc(var(--sf-header-h) + 28px);
    align-self: start;
  }

  .page-privacy .pv-toc {
    flex-direction: column;
    gap: 1px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-toc__link {
    display: flex;
    align-items: baseline;
    gap: 9px;
    white-space: normal;
    padding: 9px 0 9px 13px;
    font-size: 13.5px;
    background: none;
    border: 0;
    border-left: 2px solid var(--sf-line);
  }

  .page-privacy .pv-toc__link:hover {
    background: none;
    border-left-color: var(--sf-mist);
  }

  .page-privacy .pv-toc__link.is-active,
  .page-privacy .pv-toc__link[aria-current="true"] {
    border-left-color: var(--sf-neon);
    background: linear-gradient(90deg, rgba(198, 255, 61, .1), transparent 82%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-kind,
  .page-privacy .pv-footlinks a,
  .page-privacy .pv-top {
    transition: none;
  }

  .page-privacy .pv-kind:hover,
  .page-privacy .pv-footlinks a:hover,
  .page-privacy .pv-top:hover {
    transform: none;
  }
}