.page-privacy {
  --pp-sticky-top: 7rem;
  --pp-radius: 16px;
  --pp-cut: 26px;
  padding-bottom: clamp(2rem, 6vw, 4.5rem);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(1.5rem, 4vw, 2.75rem);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(60% 80% at 88% 8%, rgba(168, 85, 247, .22), transparent 70%),
    radial-gradient(50% 70% at 6% 92%, rgba(45, 212, 255, .14), transparent 72%);
}

.page-privacy .pp-hero__grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.25rem;
  min-width: 0;
}

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

.page-privacy .pp-hero h1 {
  margin: .5rem 0 .75rem;
  font-size: clamp(2.6rem, 11vw, 4.6rem);
  line-height: .98;
  letter-spacing: -.04em;
  font-weight: 900;
  color: var(--white);
  background: linear-gradient(100deg, var(--white) 30%, var(--violet) 78%, var(--blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-privacy .pp-lede {
  max-width: 40ch;
  margin: 0 0 1.15rem;
  font-size: clamp(1rem, 2.6vw, 1.08rem);
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .pp-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.35rem;
}

/* 抽象视觉 */
.page-privacy .pp-visual {
  position: relative;
  margin: 0;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--pp-radius);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--pp-cut)) 0, 100% var(--pp-cut), 100% 100%, 0 100%);
  background: linear-gradient(150deg, rgba(30, 20, 51, .95), rgba(11, 6, 20, .98));
}

.page-privacy .pp-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 14 / 9;
  opacity: .72;
  filter: saturate(1.15) contrast(1.05);
}

.page-privacy .pp-visual__mark {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(88px, 26%, 150px);
  height: auto;
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 0 18px rgba(168, 85, 247, .45));
}

.page-privacy .pp-visual figcaption {
  position: relative;
  padding: .8rem 1rem;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
  background: rgba(20, 10, 36, .78);
}

/* ---------- 双栏布局 ---------- */
.page-privacy .pp-layout {
  display: grid;
  gap: 2rem;
  padding-top: clamp(1.75rem, 4vw, 3rem);
  min-width: 0;
}

/* ---------- 左侧条文目录 ---------- */
.page-privacy .pp-toc {
  min-width: 0;
  padding: 1.1rem 1.15rem 1.25rem;
  border-left: 2px solid var(--violet);
  background: linear-gradient(180deg, rgba(30, 20, 51, .82), rgba(20, 10, 36, .5));
  border-radius: 0 12px 12px 0;
}

.page-privacy .pp-toc__title {
  margin: 0 0 .9rem;
  font-family: var(--font-geo);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-privacy .pp-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .15rem;
}

.page-privacy .pp-toc__list a {
  display: flex;
  align-items: baseline;
  gap: .55rem;
  padding: .48rem .35rem;
  font-size: .92rem;
  color: var(--muted);
  text-decoration: none;
  border-radius: 6px;
  transition: color .2s ease, background-color .2s ease, padding-left .2s ease;
}

.page-privacy .pp-toc__idx {
  font-family: var(--font-geo);
  font-size: .72rem;
  letter-spacing: .1em;
  color: rgba(168, 85, 247, .85);
}

.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible {
  color: var(--white);
  background: rgba(45, 212, 255, .1);
  padding-left: .6rem;
}

.page-privacy .pp-toc__note {
  margin: 1rem 0 .9rem;
  padding-top: .9rem;
  border-top: 1px dashed var(--line-soft);
  font-size: .78rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .pp-toc__top {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 212, 255, .45);
  padding-bottom: 2px;
}

.page-privacy .pp-toc__top:hover,
.page-privacy .pp-toc__top:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 条文主体 ---------- */
.page-privacy .pp-body {
  min-width: 0;
}

.page-privacy .pp-clause {
  scroll-margin-top: 6rem;
  padding-bottom: 1.9rem;
  margin-bottom: 1.9rem;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-privacy .pp-clause__head {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  margin-bottom: .85rem;
}

.page-privacy .pp-clause__num {
  font-family: var(--font-geo);
  font-size: .95rem;
  font-weight: 800;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-privacy .pp-clause h2 {
  margin: 0;
  font-size: clamp(1.35rem, 4.4vw, 1.75rem);
  line-height: 1.25;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-privacy .pp-clause > p {
  margin: 0 0 .85rem;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.8;
}

.page-privacy .pp-clause a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 212, 255, .4);
}

.page-privacy .pp-clause a:hover,
.page-privacy .pp-clause a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* 五类信息 */
.page-privacy .pp-list {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .65rem;
}

.page-privacy .pp-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .35rem .85rem;
  align-items: start;
  padding: .95rem 1rem;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(30, 20, 51, .75), rgba(11, 6, 20, .55));
  transition: border-color .25s ease, background-color .25s ease;
}

.page-privacy .pp-item:hover {
  border-color: var(--line);
  background: linear-gradient(135deg, rgba(30, 20, 51, .95), rgba(20, 10, 36, .7));
}

.page-privacy .pp-item__idx {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  font-family: var(--font-geo);
  font-size: .82rem;
  font-weight: 800;
  color: var(--ink);
  background: linear-gradient(140deg, var(--blue), var(--violet));
  clip-path: polygon(0 0, calc(100% - 7px) 0, 100% 7px, 100% 100%, 0 100%);
}

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

.page-privacy .pp-item__main h3 {
  margin: 0 0 .3rem;
  font-size: 1.02rem;
  color: var(--white);
}

.page-privacy .pp-item__main p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .pp-item .tag {
  justify-self: start;
  grid-column: 2;
}

/* 用途 */
.page-privacy .pp-goals {
  margin-top: 1.1rem;
  display: grid;
  gap: .65rem;
}

.page-privacy .pp-goal {
  padding: .9rem 1rem;
  border-top: 2px solid var(--line);
  background: linear-gradient(180deg, rgba(30, 20, 51, .6), transparent);
}

.page-privacy .pp-goal h3 {
  margin: 0 0 .35rem;
  font-size: 1rem;
  color: var(--gold);
}

.page-privacy .pp-goal p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--muted);
}

/* 安全原则 */
.page-privacy .pp-principles {
  margin-top: 1.1rem;
  display: grid;
  gap: .6rem;
}

.page-privacy .pp-principle {
  display: grid;
  gap: .2rem;
  padding: .85rem 1rem;
  border-left: 2px solid var(--mint);
  background: rgba(61, 224, 176, .06);
}

.page-privacy .pp-principle strong {
  font-size: .95rem;
  color: var(--white);
}

.page-privacy .pp-principle span {
  font-size: .88rem;
  line-height: 1.7;
  color: var(--muted);
}

/* 折叠面板 */
.page-privacy .pp-folds {
  margin-top: 1.1rem;
  display: grid;
  gap: .55rem;
}

.page-privacy .pp-fold {
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: rgba(20, 10, 36, .62);
  overflow: hidden;
}

.page-privacy .pp-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: .95rem;
  font-weight: 600;
  color: var(--white);
  transition: color .2s ease, background-color .2s ease;
}

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

.page-privacy .pp-fold summary::after {
  content: "+";
  font-family: var(--font-geo);
  font-size: 1.2rem;
  line-height: 1;
  color: var(--blue);
  transition: transform .2s ease, color .2s ease;
}

.page-privacy .pp-fold[open] summary {
  color: var(--gold);
  background: rgba(168, 85, 247, .1);
}

.page-privacy .pp-fold[open] summary::after {
  content: "–";
  color: var(--gold);
}

.page-privacy .pp-fold summary:hover {
  background: rgba(45, 212, 255, .08);
}

.page-privacy .pp-fold__body {
  padding: .15rem 1rem .95rem;
  border-top: 1px dashed var(--line-soft);
}

.page-privacy .pp-fold__body p {
  margin: .7rem 0 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--muted);
}

/* 联系方式 */
.page-privacy .pp-contact {
  margin: 1rem 0 1.15rem;
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--line);
  background: linear-gradient(140deg, rgba(30, 20, 51, .92), rgba(11, 6, 20, .88));
}

.page-privacy .pp-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem .8rem;
}

.page-privacy .pp-contact__key {
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-privacy .pp-contact__row .foot-val {
  font-family: var(--font-geo);
  font-size: .95rem;
  letter-spacing: .02em;
  color: var(--white);
  word-break: break-all;
}

.page-privacy .pp-contact__hint {
  margin: .8rem 0 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-goals {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-goal--wide {
    grid-column: span 2;
  }

  .page-privacy .pp-principles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: 1.1fr .9fr;
    align-items: center;
    gap: clamp(1.75rem, 4vw, 3rem);
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: var(--pp-sticky-top);
    max-height: calc(100vh - var(--pp-sticky-top) - 2rem);
    overflow-y: auto;
  }

  .page-privacy .pp-clause h2 {
    font-size: 1.7rem;
  }
}

@media (min-width: 1120px) {
  .page-privacy .pp-body {
    padding-left: .5rem;
  }

  .page-privacy .pp-lede {
    font-size: 1.12rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__list a,
  .page-privacy .pp-item,
  .page-privacy .pp-fold summary,
  .page-privacy .pp-fold summary::after {
    transition: none;
  }
}
<<<END>>>