.page-privacy {
  --pp-toc-w: 252px;
  --pp-radius: 3px;
  --pp-text: var(--paper);
  --pp-panel: var(--ink-2);
  scroll-behavior: smooth;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 48px;
  border-bottom: 2px solid var(--line-strong);
  background:
    radial-gradient(115% 85% at 90% 0%, rgba(0, 229, 195, 0.15), transparent 58%),
    radial-gradient(90% 80% at 2% 100%, rgba(123, 97, 255, 0.18), transparent 62%),
    linear-gradient(152deg, var(--ink) 0%, var(--ink-2) 56%, var(--ink-3) 100%);
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    116deg,
    rgba(232, 236, 244, 0.05) 0 1px,
    transparent 1px 14px
  );
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
}

.page-privacy .pp-hero__crumbs {
  grid-column: 1 / -1;
  margin: 0;
}

.page-privacy .pp-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(29px, 7.6vw, 56px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.5px;
  color: var(--paper);
  max-width: 20ch;
}

.page-privacy .pp-hero__copy .lede {
  margin: 16px 0 0;
  max-width: 58ch;
  color: var(--paper);
  opacity: 0.9;
}

.page-privacy .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-privacy .pp-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 2px solid var(--line-strong);
  border-radius: var(--pp-radius);
  background: rgba(5, 8, 20, 0.55);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

.page-privacy .pp-hero__meta-item .mono {
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .pp-hero__media {
  margin: 0;
}

.page-privacy .pp-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 2px solid var(--line-strong);
  border-radius: var(--pp-radius);
  box-shadow: var(--shadow-hard);
  filter: saturate(1.05);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  padding-top: 36px;
}

.page-privacy .pp-layout {
  display: grid;
  gap: 26px;
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  border: 2px solid var(--line-strong);
  border-radius: var(--pp-radius);
  background: var(--pp-panel);
  padding: 16px;
}

.page-privacy .pp-toc__label {
  display: block;
  margin-bottom: 12px;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-privacy .pp-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pp-toc__item {
  flex: 0 0 auto;
}

.page-privacy .pp-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 2px solid var(--line);
  border-radius: var(--pp-radius);
  background: rgba(5, 8, 20, 0.4);
  color: var(--pp-text);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.page-privacy .pp-toc__link .mono {
  font-size: 11px;
  color: var(--cyan);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 229, 195, 0.08);
  outline: none;
}

/* ---------- 条款 ---------- */
.page-privacy .pp-doc {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.page-privacy .pp-clause {
  scroll-margin-top: 104px;
  border: 2px solid var(--line-strong);
  border-radius: var(--pp-radius);
  background: var(--pp-panel);
  padding: 20px 16px;
}

.page-privacy .pp-clause__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--line);
}

.page-privacy .pp-clause__idx {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  min-width: 44px;
  height: 32px;
  padding: 0 8px;
  border-radius: 2px;
  background: var(--cyan);
  color: var(--ink-0);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-privacy .pp-doc > .pp-clause:nth-of-type(3n + 2) .pp-clause__idx {
  background: var(--orange);
}

.page-privacy .pp-doc > .pp-clause:nth-of-type(3n + 3) .pp-clause__idx {
  background: var(--gold);
}

.page-privacy .pp-clause__title {
  margin: 3px 0 0;
  font-family: var(--font-head);
  font-size: clamp(19px, 4.6vw, 25px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--paper);
}

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

.page-privacy .pp-clause__body p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pp-text);
}

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

/* ---------- 列表 ---------- */
.page-privacy .pp-list {
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--pp-text);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border: 2px solid var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .pp-clause:nth-of-type(3n + 2) .pp-list li::before {
  border-color: var(--orange);
}

.page-privacy .pp-clause:nth-of-type(3n + 3) .pp-list li::before {
  border-color: var(--gold);
}

.page-privacy .pp-list strong {
  font-weight: 700;
  color: var(--paper);
}

/* ---------- 旁注 ---------- */
.page-privacy .pp-note {
  display: block;
  margin: 0;
  padding: 14px 16px;
  border: 2px solid var(--line);
  border-left: 6px solid var(--violet);
  border-radius: 2px;
  background: rgba(5, 8, 20, 0.55);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pp-text);
}

.page-privacy .pp-note__label {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border-radius: 2px;
  background: var(--violet);
  color: var(--ink-0);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  vertical-align: 2px;
}

/* ---------- 数据行与链接 ---------- */
.page-privacy .pp-clause__body .data-list {
  margin: 4px 0 18px;
}

.page-privacy .pp-clause__body .link-arrow {
  color: var(--cyan);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pp-totop {
  padding-bottom: 60px;
}

.page-privacy .pp-totop__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border: 2px solid var(--line-strong);
  border-radius: var(--pp-radius);
  background: var(--ink-2);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.page-privacy .pp-totop__link:hover,
.page-privacy .pp-totop__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
  outline: none;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-hero {
    padding: 28px 0 60px;
  }

  .page-privacy .pp-clause {
    padding: 26px 24px;
  }

  .page-privacy .pp-clause__head {
    padding-bottom: 16px;
    margin-bottom: 20px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pp-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: 48px;
  }

  .page-privacy .pp-layout {
    grid-template-columns: var(--pp-toc-w) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 96px;
    padding: 20px 18px;
  }

  .page-privacy .pp-toc__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-toc__item {
    flex: 1 1 auto;
  }

  .page-privacy .pp-toc__link {
    width: 100%;
    white-space: normal;
    align-items: flex-start;
  }

  .page-privacy .pp-clause {
    padding: 32px 34px;
  }

  .page-privacy .pp-clause__body p,
  .page-privacy .pp-list li {
    font-size: 16px;
    max-width: 74ch;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy {
    scroll-behavior: auto;
  }

  .page-privacy .pp-toc__link,
  .page-privacy .pp-totop__link {
    transition: none;
  }

  .page-privacy .pp-totop__link:hover,
  .page-privacy .pp-totop__link:focus-visible {
    transform: none;
  }
}