.page-privacy {
  --pp-nav-w: 196px;
  --pp-read-w: 46rem;
  --pp-paper-2: #FFFDF8;
  --pp-inline: rgba(10, 22, 48, .14);
  --pp-link: #0B6E74;
  background: var(--navy);
  color: var(--paper);
  font-family: var(--font-body);
}

/* ---------- 页首 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
}
.page-privacy .pp-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-privacy .pp-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .38;
}
.page-privacy .pp-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(120% 92% at 10% 0%, rgba(47, 227, 232, .18), transparent 58%),
    linear-gradient(180deg, rgba(8, 11, 17, .74) 0%, rgba(10, 22, 48, .94) 56%, var(--navy) 100%);
}
.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(108px, 13vw, 168px);
  padding-bottom: clamp(34px, 5vw, 62px);
}

.page-privacy .pp-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}
.page-privacy .pp-crumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-privacy .pp-crumbs a:hover {
  border-bottom-color: var(--cyan);
}

.page-privacy .pp-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-privacy .pp-hero h1 {
  margin: 0 0 20px;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 5.2vw, 60px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-privacy .pp-lede {
  margin: 0 0 clamp(26px, 3.4vw, 40px);
  max-width: 42rem;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.8;
  color: #D7E0F0;
}

.page-privacy .pp-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--mist);
}
.page-privacy .pp-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.page-privacy .pp-strip__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  flex: 0 0 auto;
}

/* ---------- 阅读区 ---------- */
.page-privacy .pp-read {
  background: var(--paper);
  color: var(--navy);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  padding: clamp(40px, 6vw, 88px) 0 clamp(56px, 8vw, 104px);
}
.page-privacy .pp-read__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 54px);
}

/* 章节轨道 */
.page-privacy .pp-rail {
  align-self: start;
}
.page-privacy .pp-rail__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 10px;
}
.page-privacy .pp-rail__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: #6C7A96;
}
.page-privacy .pp-rail__rule {
  flex: 1 1 auto;
  height: 1px;
  background: var(--pp-inline);
}
.page-privacy .pp-rail__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
}
.page-privacy .pp-rail__nav::-webkit-scrollbar {
  display: none;
}
.page-privacy .pp-rail__link {
  flex: 0 0 auto;
  white-space: nowrap;
  padding: 9px 15px;
  border-radius: var(--r-pill);
  background: rgba(10, 22, 48, .06);
  font-size: 14px;
  line-height: 1.4;
  color: #3A4A6B;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-privacy .pp-rail__link:hover {
  background: rgba(47, 227, 232, .22);
  color: var(--navy);
}
.page-privacy .pp-rail__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 正文 ---------- */
.page-privacy .pp-article {
  max-width: var(--pp-read-w);
  font-size: 17px;
  line-height: 1.8;
  color: #13234A;
}
.page-privacy .pp-sec + .pp-sec {
  margin-top: clamp(30px, 4.4vw, 52px);
}
.page-privacy .pp-sec {
  padding-top: clamp(26px, 3.6vw, 42px);
  border-top: 1px solid var(--pp-inline);
}
.page-privacy .pp-sec:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-privacy .pp-sec__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.9vw, 30px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--navy);
}
.page-privacy .pp-sec__no {
  font-family: var(--font-mono);
  font-size: .56em;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--orange);
}
.page-privacy .pp-article p {
  margin: 0 0 1.15em;
  max-width: 38em;
}
.page-privacy .pp-article a {
  color: var(--pp-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur) var(--ease);
}
.page-privacy .pp-article a:hover {
  color: var(--navy);
}

.page-privacy .pp-list {
  margin: 0 0 1.4em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.page-privacy .pp-list > li {
  position: relative;
  padding-left: 24px;
  max-width: 38em;
  line-height: 1.78;
}
.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .74em;
  width: 9px;
  height: 3px;
  border-radius: 2px;
  background: var(--orange);
}
.page-privacy .pp-list strong {
  color: var(--navy);
  font-weight: 700;
}

.page-privacy .pp-note {
  margin: 0 0 1.5em;
  padding: clamp(16px, 2.4vw, 24px) clamp(16px, 2.4vw, 26px);
  background: var(--pp-paper-2);
  border: 1px solid var(--pp-inline);
  border-left: 4px solid var(--cyan);
  border-radius: var(--r-md);
  font-size: 16px;
  line-height: 1.75;
  color: #2A3A5C;
}
.page-privacy .pp-note p {
  margin: 0;
  max-width: 38em;
}
.page-privacy .pp-note strong {
  color: var(--navy);
}

/* ---------- 尾部深色条 ---------- */
.page-privacy .pp-outro {
  background:
    radial-gradient(92% 150% at 88% 0%, rgba(47, 227, 232, .16), transparent 62%),
    var(--ink);
  border-top: 1px solid var(--line);
  padding: clamp(44px, 6vw, 84px) 0;
}
.page-privacy .pp-outro__inner {
  display: grid;
  gap: clamp(22px, 3vw, 42px);
}
.page-privacy .pp-outro__title {
  margin: 0 0 14px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-privacy .pp-outro__desc {
  margin: 0;
  max-width: 40rem;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}
.page-privacy .pp-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pp-top {
  position: fixed;
  right: clamp(14px, 3vw, 32px);
  bottom: clamp(14px, 3vw, 32px);
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: rgba(10, 22, 48, .88);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-privacy .pp-top:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}
.page-privacy .pp-top:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-privacy .pp-top__arrow {
  font-size: 14px;
  line-height: 1;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pp-read__inner {
    grid-template-columns: var(--pp-nav-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }
  .page-privacy .pp-rail {
    position: sticky;
    top: calc(var(--hdr-h-slim) + 28px);
  }
  .page-privacy .pp-rail__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .page-privacy .pp-rail__rule {
    width: 34px;
    flex: 0 0 auto;
    background: var(--cyan);
    height: 2px;
  }
  .page-privacy .pp-rail__nav {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-privacy .pp-rail__link {
    border-radius: 0 var(--r-md) var(--r-md) 0;
    border-left: 3px solid transparent;
    background: transparent;
    padding: 10px 12px 10px 16px;
    white-space: normal;
  }
  .page-privacy .pp-rail__link:hover {
    background: rgba(47, 227, 232, .16);
    border-left-color: var(--cyan);
  }
}

@media (min-width: 860px) {
  .page-privacy .pp-outro__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: end;
  }
  .page-privacy .pp-outro__actions {
    justify-content: flex-end;
  }
}

@media (max-width: 599px) {
  .page-privacy .pp-article {
    font-size: 16px;
  }
  .page-privacy .pp-sec__title {
    gap: 10px;
  }
  .page-privacy .pp-strip {
    gap: 8px 18px;
    font-size: 12px;
  }
  .page-privacy .pp-top__txt {
    display: none;
  }
  .page-privacy .pp-top {
    padding: 12px 14px;
    border-radius: 50%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-top,
  .page-privacy .pp-rail__link,
  .page-privacy .pp-article a,
  .page-privacy .pp-crumbs a {
    transition: none;
  }
  .page-privacy .pp-top:hover {
    transform: none;
  }
}