.page-privacy {
  --pp-rail-w: 196px;
  --pp-measure: 42rem;
  --pp-line-soft: rgba(20, 32, 28, 0.14);
  background: var(--ink-950);
  color: var(--paper);
  font-family: var(--font-display);
}

/* 首屏 */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 44px) 0 clamp(44px, 6vw, 80px);
  background:
    radial-gradient(120% 80% at 82% 0%, rgba(63, 227, 210, 0.14), transparent 62%),
    radial-gradient(90% 70% at 0% 100%, rgba(255, 106, 43, 0.10), transparent 60%),
    var(--ink-950);
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(143, 168, 154, 0.07) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(143, 168, 154, 0.07) 0 1px, transparent 1px 96px);
  opacity: 0.7;
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pp-crumb {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--sage);
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-privacy .pp-crumb .breadcrumb__link {
  color: var(--sage);
  text-decoration: none;
}

.page-privacy .pp-crumb .breadcrumb__link:hover {
  color: var(--cyan);
}

.page-privacy .pp-crumb .breadcrumb__sep {
  margin: 0 0.5em;
  color: rgba(143, 168, 154, 0.55);
}

.page-privacy .pp-hero__grid {
  display: block;
}

.page-privacy .pp-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .pp-kicker__mark {
  width: 26px;
  height: 2px;
  background: var(--signal);
}

.page-privacy .pp-hero__title {
  margin: 0.42em 0 0.5em;
  font-size: clamp(2.15rem, 7.4vw, 4.4rem);
  font-weight: 200;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-privacy .pp-hero__lede {
  max-width: 34rem;
  margin: 0 0 24px;
  font-size: 0.98rem;
  line-height: 1.9;
  color: rgba(233, 230, 218, 0.78);
}

.page-privacy .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--sage);
}

.page-privacy .pp-hero__meta li {
  position: relative;
  padding-left: 14px;
}

.page-privacy .pp-hero__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--signal);
}

.page-privacy .pp-hero__meta li:nth-child(2)::before {
  background: var(--cyan);
}

.page-privacy .pp-hero__cta {
  display: inline-block;
}

.page-privacy .pp-hero__figure {
  margin: 36px 0 0;
}

.page-privacy .pp-hero__figure .figure__media {
  border: 1px solid var(--line-strong);
  overflow: hidden;
}

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

.page-privacy .pp-hero__figure .figure__caption {
  margin-top: 12px;
  font-size: 0.74rem;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--sage);
}

/* 信息分层示意 */
.page-privacy .pp-layers {
  display: grid;
  gap: 1px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .pp-layers__item {
  background: var(--ink-800);
  padding: 18px 20px 20px;
  transition: background var(--t-fast) var(--ease);
}

.page-privacy .pp-layers__item:hover {
  background: var(--ink-700);
}

.page-privacy .pp-layers__dot {
  display: block;
  width: 28px;
  height: 3px;
  margin-bottom: 12px;
}

.page-privacy .pp-layers__dot--a {
  background: var(--signal);
}

.page-privacy .pp-layers__dot--b {
  background: var(--cyan);
}

.page-privacy .pp-layers__dot--c {
  background: var(--amber);
}

.page-privacy .pp-layers__name {
  margin: 0 0 6px;
  font-family: var(--font-cond);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-privacy .pp-layers__desc {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.75;
  color: rgba(233, 230, 218, 0.64);
}

/* 条款正文区 */
.page-privacy .pp-doc {
  background: var(--paper);
  color: var(--text-ink);
  padding: clamp(36px, 5vw, 76px) 0 clamp(48px, 7vw, 96px);
}

.page-privacy .pp-doc__inner {
  display: block;
}

/* 章节轨道 */
.page-privacy .pp-rail {
  margin-bottom: 30px;
}

.page-privacy .pp-rail__label {
  margin: 0 0 10px;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: rgba(20, 32, 28, 0.5);
}

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

.page-privacy .pp-rail__list > li {
  flex: 0 0 auto;
}

.page-privacy .pp-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--pp-line-soft);
  font-size: 0.78rem;
  line-height: 1.4;
  white-space: nowrap;
  color: rgba(20, 32, 28, 0.72);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .pp-rail__link .data-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--signal);
}

.page-privacy .pp-rail__link:hover,
.page-privacy .pp-rail__link:focus-visible {
  color: var(--text-ink);
  border-color: var(--signal);
}

.page-privacy .pp-rail__note {
  margin: 14px 0 0;
  font-size: 0.74rem;
  line-height: 1.7;
  color: rgba(20, 32, 28, 0.56);
}

.page-privacy .pp-rail__note a {
  color: var(--text-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
}

.page-privacy .pp-rail__note a:hover {
  color: var(--signal);
}

/* 条款内容 */
.page-privacy .pp-sheet {
  max-width: 44rem;
}

.page-privacy .pp-sec {
  padding: 28px 0 32px;
  border-bottom: 1px solid var(--pp-line-soft);
  scroll-margin-top: 84px;
  transition: background var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}

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

.page-privacy .pp-sec:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .pp-sec:target {
  background: linear-gradient(90deg, rgba(255, 106, 43, 0.08), rgba(255, 106, 43, 0) 72%);
  box-shadow: inset 3px 0 0 var(--signal);
}

.page-privacy .pp-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .pp-sec__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-privacy .pp-sec h2 {
  margin: 0;
  font-family: var(--font-cond);
  font-size: clamp(1.2rem, 4.2vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--text-ink);
}

.page-privacy .pp-sec p {
  max-width: var(--pp-measure);
  margin: 0 0 16px;
  font-size: 0.92rem;
  line-height: 1.95;
  color: rgba(20, 32, 28, 0.84);
}

.page-privacy .pp-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list > li {
  max-width: var(--pp-measure);
  padding: 12px 0 12px 0;
  border-top: 1px solid var(--pp-line-soft);
  font-size: 0.9rem;
  line-height: 1.9;
  color: rgba(20, 32, 28, 0.8);
}

.page-privacy .pp-list > li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pp-list--tight > li {
  font-size: 0.86rem;
  padding: 9px 0;
  color: rgba(20, 32, 28, 0.74);
}

.page-privacy .pp-list__key {
  display: inline-block;
  margin-right: 10px;
  padding: 1px 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  vertical-align: 1px;
  color: var(--text-ink);
  background: var(--paper-2);
}

.page-privacy .pp-list__key--orange {
  box-shadow: inset 0 -2px 0 var(--signal);
}

.page-privacy .pp-list__key--cyan {
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.page-privacy .pp-list__key--amber {
  box-shadow: inset 0 -2px 0 var(--amber);
}

.page-privacy .pp-callout {
  max-width: var(--pp-measure);
  margin: 18px 0 18px;
  padding: 14px 16px;
  background: var(--paper-2);
  border-left: 3px solid var(--signal);
  font-size: 0.86rem;
  line-height: 1.9;
  color: var(--text-ink);
}

.page-privacy .pp-sec .pp-callout {
  margin-bottom: 18px;
}

.page-privacy .pp-inline-link {
  color: var(--text-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
}

.page-privacy .pp-inline-link:hover {
  color: var(--signal);
}

/* 折叠条款 */
.page-privacy .pp-fold {
  max-width: var(--pp-measure);
  margin-top: 14px;
  border-top: 1px dashed var(--pp-line-soft);
}

.page-privacy .pp-fold__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  cursor: pointer;
  list-style: none;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: rgba(20, 32, 28, 0.62);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .pp-fold__sum::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-fold__sum::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--signal);
}

.page-privacy .pp-fold[open] .pp-fold__sum::after {
  content: "–";
}

.page-privacy .pp-fold__sum:hover {
  color: var(--text-ink);
}

.page-privacy .pp-fold__body {
  padding: 0 0 16px;
  font-size: 0.86rem;
  line-height: 1.9;
  color: rgba(20, 32, 28, 0.76);
}

/* 联络条款 */
.page-privacy .pp-sec--contact {
  padding-top: 32px;
}

.page-privacy .pp-contact {
  margin: 0 0 18px;
  border-top: 1px solid var(--pp-line-soft);
}

.page-privacy .pp-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--pp-line-soft);
}

.page-privacy .pp-contact__key {
  flex: 0 0 88px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: rgba(20, 32, 28, 0.52);
}

.page-privacy .pp-contact__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-ink);
  word-break: break-word;
}

.page-privacy .pp-contact__val .data-num {
  font-variant-numeric: tabular-nums;
}

.page-privacy .pp-contact__note {
  max-width: var(--pp-measure);
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.85;
  color: rgba(20, 32, 28, 0.62);
}

/* 出口区 */
.page-privacy .pp-exits {
  background: var(--ink-800);
  padding: clamp(36px, 5vw, 64px) 0;
}

.page-privacy .pp-exits__inner {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .pp-exit {
  display: block;
  padding: 20px 20px 22px;
  background: var(--ink-800);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease);
}

.page-privacy .pp-exit:hover,
.page-privacy .pp-exit:focus-visible {
  background: var(--ink-700);
}

.page-privacy .pp-exit__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-cond);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-privacy .pp-exit__label::after {
  content: "→";
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--signal);
}

.page-privacy .pp-exit__text {
  display: block;
  font-size: 0.82rem;
  line-height: 1.75;
  color: rgba(233, 230, 218, 0.6);
}

@media (min-width: 700px) {
  .page-privacy .pp-layers {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .pp-exits__inner {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(32px, 5vw, 68px);
    align-items: end;
  }

  .page-privacy .pp-hero__figure {
    margin-top: 0;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pp-doc__inner {
    display: grid;
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 80px);
    align-items: start;
  }

  .page-privacy .pp-rail {
    position: sticky;
    top: 40px;
    margin-bottom: 0;
  }

  .page-privacy .pp-rail__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .pp-rail__list > li {
    flex: none;
  }

  .page-privacy .pp-rail__link {
    display: flex;
    width: 100%;
    padding: 11px 0;
    border: 0;
    border-top: 1px solid var(--pp-line-soft);
    white-space: normal;
  }

  .page-privacy .pp-rail__list > li:last-child .pp-rail__link {
    border-bottom: 1px solid var(--pp-line-soft);
  }

  .page-privacy .pp-sec {
    scroll-margin-top: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-sec,
  .page-privacy .pp-layers__item,
  .page-privacy .pp-rail__link,
  .page-privacy .pp-exit,
  .page-privacy .pp-fold__sum {
    transition: none;
  }
}
<<<END>>>