.page-privacy {
  --pp-hair: rgba(43, 58, 92, .72);
  --pp-soft: rgba(232, 239, 250, .74);
  --pp-sec-gap: clamp(36px, 4.4vw, 60px);
  display: block;
}

/* ---------- 顶部区域 ---------- */
.page-privacy .pp-hero {
  position: relative;
  padding: clamp(26px, 4vw, 52px) 0 clamp(28px, 4vw, 54px);
  background:
    radial-gradient(120% 90% at 10% -10%, rgba(27, 60, 122, .88), transparent 62%),
    radial-gradient(80% 70% at 92% 6%, rgba(23, 242, 196, .13), transparent 64%),
    linear-gradient(180deg, var(--ob-panel) 0%, var(--ob-deep) 78%);
  border-bottom: 1px solid var(--ob-line);
  overflow: hidden;
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: min(46vw, 520px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ob-mint));
  opacity: .55;
}

.page-privacy .pp-hero__kicker {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ob-orange);
}

.page-privacy .pp-hero__kicker::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 1px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--ob-orange);
}

.page-privacy .pp-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.95rem, 5.4vw, 4rem);
  line-height: 1.14;
  letter-spacing: .01em;
  color: var(--ob-fog);
  max-width: 18ch;
  overflow-wrap: break-word;
}

.page-privacy .pp-hero__lede {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  max-width: 40em;
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--pp-soft);
}

.page-privacy .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-hero__meta li {
  padding: 4px 13px;
  border: 1px solid rgba(255, 201, 140, .34);
  border-radius: 999px;
  background: rgba(255, 201, 140, .08);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ob-amber);
}

.page-privacy .pp-hero__figure {
  margin: clamp(24px, 3.4vw, 42px) 0 0;
}

.page-privacy .pp-hero__media {
  aspect-ratio: 1600 / 420;
  overflow: hidden;
}

.page-privacy .pp-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 目录 + 正文骨架 ---------- */
.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  padding: clamp(36px, 5vw, 72px) 0 clamp(68px, 8vw, 112px);
}

.page-privacy .pp-toc {
  padding: 18px 14px;
  border: 1px solid var(--ob-line);
  border-radius: var(--ob-radius);
  background: var(--ob-panel);
  box-shadow: var(--ob-shadow);
}

.page-privacy .pp-toc__title {
  margin: 0 0 12px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ob-silver);
}

.page-privacy .pp-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-toc__link {
  display: block;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ob-silver);
  text-decoration: none;
  transition: color .2s var(--ob-ease), border-color .2s var(--ob-ease), background-color .2s var(--ob-ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--ob-fog);
  border-left-color: var(--ob-mint);
  background: rgba(23, 242, 196, .07);
}

.page-privacy .pp-doc {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-privacy .pp-sec {
  padding-top: var(--pp-sec-gap);
  margin-top: var(--pp-sec-gap);
  border-top: 1px solid var(--pp-hair);
  scroll-margin-top: 108px;
}

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

.page-privacy .pp-sec__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  margin-bottom: 16px;
}

.page-privacy .section-no {
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 4.6vw, 3.3rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: .02em;
  color: rgba(154, 169, 194, .32);
  transition: color .3s var(--ob-ease);
}

.page-privacy .section-no.is-live {
  color: var(--ob-mint);
}

.page-privacy .pp-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.5vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ob-fog);
}

.page-privacy .pp-sec__body {
  font-size: 16px;
  color: var(--pp-soft);
}

.page-privacy .pp-sec__body p {
  margin: 0 0 16px;
  line-height: 1.9;
}

.page-privacy .pp-sec__body p:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-sec__body a {
  color: var(--ob-mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 242, 196, .38);
}

.page-privacy .pp-sec__body a:hover {
  border-bottom-color: var(--ob-mint);
}

/* ---------- 列表与强调 ---------- */
.page-privacy .pp-list {
  display: grid;
  gap: 13px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list > li {
  position: relative;
  padding-left: 22px;
  line-height: 1.85;
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 9px;
  height: 1px;
  background: var(--ob-orange);
}

.page-privacy .pp-list strong {
  color: var(--ob-fog);
  font-weight: 600;
}

.page-privacy .pp-term {
  display: inline-block;
  padding: 1px 9px;
  border: 1px solid rgba(255, 201, 140, .32);
  border-radius: 999px;
  background: rgba(255, 201, 140, .12);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--ob-amber);
}

.page-privacy .pp-note {
  margin: 20px 0;
  padding: 14px 18px;
  border-left: 2px solid var(--ob-mint);
  border-radius: 0 var(--ob-radius-sm) var(--ob-radius-sm) 0;
  background: rgba(23, 242, 196, .06);
  font-size: 15px;
  line-height: 1.85;
  color: var(--pp-soft);
}

/* ---------- 信息类型面板 ---------- */
.page-privacy .pp-cat {
  margin: 20px 0 0;
  padding: 4px clamp(14px, 2vw, 24px);
}

.page-privacy .pp-cat__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px 22px;
  padding: 16px 0;
  border-top: 1px solid var(--pp-hair);
}

.page-privacy .pp-cat__row:first-child {
  border-top: 0;
}

.page-privacy .pp-cat__key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--ob-mint);
}

.page-privacy .pp-cat__val {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ob-silver);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pp-top {
  position: fixed;
  right: clamp(12px, 3vw, 26px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 9px 15px;
  border: 1px solid var(--ob-line);
  border-radius: 999px;
  background: rgba(15, 27, 56, .94);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ob-silver);
  text-decoration: none;
  transition: color .2s var(--ob-ease), border-color .2s var(--ob-ease);
}

.page-privacy .pp-top:hover,
.page-privacy .pp-top:focus-visible {
  color: var(--ob-mint);
  border-color: var(--ob-mint);
}

/* ---------- 自适应 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-sec__head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: baseline;
    gap: 8px 22px;
    margin-bottom: 20px;
  }

  .page-privacy .pp-cat__row {
    grid-template-columns: 190px minmax(0, 1fr);
    padding: 18px 0;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-privacy .pp-hero__title {
    max-width: 22ch;
  }
}

@media (max-width: 620px) {
  .page-privacy .pp-hero__media {
    aspect-ratio: 16 / 9;
  }

  .page-privacy .pp-sec__body {
    font-size: 15.5px;
  }

  .page-privacy .pp-list > li {
    padding-left: 18px;
  }

  .page-privacy .pp-top {
    padding: 8px 12px;
    font-size: 11px;
  }
}