.page-privacy {
  --pp-measure: 42rem;
  --pp-toc-w: 226px;
  --pp-accent: var(--nb-yellow);
  background: var(--nb-cream);
}

/* ---------- HERO ---------- */
.page-privacy .pp-hero {
  position: relative;
  padding-top: calc(var(--nb-head-h) + 26px);
  padding-bottom: 0;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(232, 255, 90, .16) 0%, rgba(232, 255, 90, 0) 58%),
    linear-gradient(180deg, var(--nb-cream) 0%, var(--nb-cream) 100%);
  overflow: hidden;
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--nb-line);
}

.page-privacy .pp-crumb {
  margin-bottom: 22px;
}

.page-privacy .pp-crumb a {
  color: var(--nb-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s ease-out, color .18s ease-out;
}

.page-privacy .pp-crumb a:hover,
.page-privacy .pp-crumb a:focus-visible {
  color: var(--nb-green-900);
  border-bottom-color: var(--nb-line-strong);
}

.page-privacy .pp-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-bottom: 42px;
}

.page-privacy .pp-kicker {
  color: var(--nb-red);
  margin: 0 0 14px;
}

.page-privacy .pp-hero__copy .nb-h1 {
  margin: 0 0 18px;
  color: var(--nb-green-900);
  max-width: 20ch;
}

.page-privacy .pp-hero__lead {
  margin: 0;
  max-width: 46ch;
  color: var(--nb-body);
}

.page-privacy .pp-hero__figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--nb-line);
  background: var(--nb-card);
  clip-path: polygon(0 6%, 100% 0, 100% 100%, 0 100%);
}

.page-privacy .pp-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.55) contrast(1.04);
}

/* ---------- LAYOUT ---------- */
.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding-top: 34px;
  padding-bottom: 84px;
}

/* ---------- TOC ---------- */
.page-privacy .pp-toc {
  border-top: 2px solid var(--nb-green-900);
  padding-top: 14px;
  margin-bottom: 34px;
  min-width: 0;
}

.page-privacy .pp-toc__title {
  margin: 0 0 12px;
  color: var(--nb-muted);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 10px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(190px, 1fr);
  gap: 0 10px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
}

.page-privacy .pp-toc__link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  padding: 9px 10px 9px 0;
  border-left: 2px solid var(--nb-line);
  padding-left: 10px;
  text-decoration: none;
  color: var(--nb-body);
  font-size: 13.5px;
  line-height: 1.45;
  white-space: nowrap;
  transition: color .18s ease-out, border-color .18s ease-out, background-color .18s ease-out;
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--nb-green-900);
  border-left-color: var(--nb-red);
  background: rgba(226, 65, 47, .05);
}

.page-privacy .pp-toc__link:focus-visible {
  outline: 2px solid var(--pp-accent);
  outline-offset: 2px;
}

.page-privacy .pp-toc__no {
  font-family: var(--nb-font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--nb-rock);
}

.page-privacy .pp-toc__link:hover .pp-toc__no,
.page-privacy .pp-toc__link:focus-visible .pp-toc__no {
  color: var(--nb-red);
}

/* ---------- BODY ---------- */
.page-privacy .pp-body {
  max-width: var(--pp-measure);
  min-width: 0;
}

.page-privacy .pp-sec {
  border-top: 1px solid var(--nb-line);
  padding: 30px 0 38px;
  scroll-margin-top: calc(var(--nb-head-h) + 22px);
}

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

.page-privacy .pp-sec__head {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  margin-bottom: 16px;
}

.page-privacy .pp-sec__no {
  color: var(--nb-red);
  font-size: 13px;
}

.page-privacy .pp-sec__head .nb-h2 {
  margin: 0;
  color: var(--nb-green-900);
}

.page-privacy .nb-text {
  margin: 0 0 16px;
  color: var(--nb-body);
}

.page-privacy .pp-sec .nb-text:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-note {
  margin-top: 20px;
  padding-left: 16px;
  border-left: 2px solid var(--nb-blue);
  color: var(--nb-muted);
  font-size: 14.5px;
  background: linear-gradient(90deg, rgba(92, 127, 163, .07) 0%, rgba(92, 127, 163, 0) 70%);
  padding-top: 12px;
  padding-bottom: 12px;
  padding-right: 14px;
}

.page-privacy .pp-link {
  color: var(--nb-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--nb-blue);
  padding-bottom: 1px;
}

.page-privacy .pp-link:hover,
.page-privacy .pp-link:focus-visible {
  color: var(--nb-red);
  border-bottom-color: var(--nb-red);
}

.page-privacy .pp-link:focus-visible {
  outline: 2px solid var(--pp-accent);
  outline-offset: 2px;
}

/* ---------- FACTS ---------- */
.page-privacy .pp-facts {
  display: grid;
  margin: 4px 0 6px;
  border-bottom: 1px solid var(--nb-line);
}

.page-privacy .pp-facts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--nb-line);
}

.page-privacy .pp-facts__k {
  margin: 0;
  font-family: var(--nb-font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--nb-green-900);
}

.page-privacy .pp-facts__v {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--nb-body);
}

/* ---------- TERMS ---------- */
.page-privacy .pp-term-intro {
  margin-top: 22px;
  font-size: 14.5px;
  color: var(--nb-muted);
}

.page-privacy .pp-terms {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.page-privacy .pp-term {
  border: 1px solid var(--nb-line);
  background: var(--nb-card);
  box-shadow: var(--nb-shadow);
  transition: border-color .18s ease-out;
}

.page-privacy .pp-term[data-open] {
  border-color: var(--pp-accent);
}

.page-privacy .pp-term__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 12px 14px;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  color: var(--nb-blue);
}

.page-privacy .pp-term__btn:focus-visible {
  outline: 2px solid var(--pp-accent);
  outline-offset: -2px;
}

.page-privacy .pp-term__label {
  font-size: 14.5px;
  font-weight: 600;
  border-bottom: 1px solid var(--nb-blue);
  padding-bottom: 1px;
}

.page-privacy .pp-term__icon {
  position: relative;
  flex: 0 0 auto;
  width: 11px;
  height: 11px;
}

.page-privacy .pp-term__icon::before,
.page-privacy .pp-term__icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 11px;
  height: 1px;
  background: var(--nb-blue);
  transition: transform .18s ease-out;
}

.page-privacy .pp-term__icon::after {
  transform: rotate(90deg);
}

.page-privacy .pp-term[data-open] .pp-term__icon::after {
  transform: rotate(0deg);
}

.page-privacy .pp-term__panel {
  padding: 0 14px 14px;
}

.page-privacy .pp-term__panel .nb-text {
  margin: 0;
  font-size: 14.5px;
  color: var(--nb-muted);
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .pp-hero {
    padding-top: calc(var(--nb-head-h) + 40px);
  }

  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(34px, 5vw, 68px);
    align-items: end;
    padding-bottom: 54px;
  }

  .page-privacy .pp-hero__copy .nb-h1 {
    max-width: 16ch;
  }

  .page-privacy .pp-layout {
    grid-template-columns: var(--pp-toc-w) minmax(0, 1fr);
    gap: clamp(38px, 6vw, 92px);
    padding-top: 46px;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: calc(var(--nb-head-h) + 26px);
    align-self: start;
    margin-bottom: 0;
  }

  .page-privacy .pp-toc__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-toc__link {
    white-space: normal;
    font-size: 13px;
  }

  .page-privacy .pp-sec {
    padding: 36px 0 46px;
  }

  .page-privacy .pp-facts__row {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }

  .page-privacy .pp-facts__k {
    padding-top: 2px;
  }

  .page-privacy .pp-sec__head {
    grid-template-columns: 52px minmax(0, 1fr);
  }
}

@media (min-width: 1200px) {
  .page-privacy {
    --pp-toc-w: 250px;
  }

  .page-privacy .pp-body {
    max-width: 46rem;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #fff;
  }

  .page-privacy .pp-toc,
  .page-privacy .pp-hero__figure {
    display: none;
  }

  .page-privacy .pp-layout {
    grid-template-columns: 1fr;
    padding: 0;
    gap: 0;
  }

  .page-privacy .pp-body {
    max-width: none;
  }

  .page-privacy .pp-sec {
    break-inside: avoid;
    border-top-color: #999;
  }

  .page-privacy .pp-link {
    color: inherit;
    border-bottom: 0;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link,
  .page-privacy .pp-term,
  .page-privacy .pp-term__icon::before,
  .page-privacy .pp-term__icon::after,
  .page-privacy .pp-crumb a {
    transition: none;
  }
}