.page-privacy {
  --pv-gap: 28px;
  --pv-panel: rgba(22, 32, 63, 0.55);
  --pv-panel-strong: rgba(14, 23, 51, 0.86);
  display: block;
  position: relative;
  overflow-x: clip;
}

.page-privacy::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 720px;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(680px 420px at 82% 8%, rgba(55, 242, 224, 0.14), transparent 68%),
    radial-gradient(560px 380px at 12% 26%, rgba(138, 92, 255, 0.13), transparent 70%),
    repeating-radial-gradient(circle at 88% 4%, rgba(44, 58, 99, 0.34) 0 1px, transparent 1px 42px);
}

.page-privacy > * {
  position: relative;
  z-index: 1;
}

.page-privacy__crumb {
  padding-top: 22px;
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.page-privacy .breadcrumb__link:hover,
.page-privacy .breadcrumb__link:focus-visible {
  color: var(--cyan);
}

.page-privacy .breadcrumb__sep {
  color: var(--line);
}

.page-privacy .breadcrumb__current {
  color: var(--text);
}

/* ---------- hero ---------- */

.page-privacy .privacy-hero {
  padding-top: 40px;
  padding-bottom: 56px;
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: 36px;
}

.page-privacy .privacy-hero__text {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-privacy .privacy-hero .index-tag {
  color: var(--cyan);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-size: clamp(2.1rem, 8.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--text);
}

.page-privacy .privacy-hero__title em {
  font-style: normal;
  font-weight: 300;
  color: var(--cyan);
  text-shadow: 0 0 26px rgba(55, 242, 224, 0.35);
}

.page-privacy .privacy-hero__lead {
  max-width: 54ch;
  color: var(--muted);
  font-size: var(--fs-17);
  line-height: 1.85;
}

.page-privacy .privacy-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.page-privacy .privacy-jump {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(14, 23, 51, 0.6);
  color: var(--muted);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.3s var(--ease);
}

.page-privacy .privacy-jump .num {
  color: var(--gold);
  font-size: var(--fs-12);
}

.page-privacy .privacy-jump:hover,
.page-privacy .privacy-jump:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-privacy .privacy-hero__media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--deep);
  box-shadow: var(--shadow-lg);
}

.page-privacy .privacy-hero__media .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-privacy .privacy-hero__media .media__caption {
  display: block;
  padding: 14px 18px;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--pv-panel);
}

/* ---------- 文档布局 ---------- */

.page-privacy .privacy-doc {
  padding-bottom: 80px;
}

.page-privacy .privacy-doc__layout {
  display: grid;
  gap: 40px;
}

.page-privacy .privacy-doc__aside {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-privacy .privacy-toc {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--pv-panel);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-toc::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--violet), transparent);
  opacity: 0.7;
}

.page-privacy .privacy-toc__cap {
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.page-privacy .privacy-toc .toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 10px;
  border-radius: var(--r-xs);
  color: var(--muted);
  font-size: var(--fs-14);
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-privacy .privacy-toc .toc__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--line);
  transition: color 0.25s var(--ease);
}

.page-privacy .privacy-toc .toc__link:hover,
.page-privacy .privacy-toc .toc__link:focus-visible {
  color: var(--text);
  background: rgba(55, 242, 224, 0.07);
}

.page-privacy .privacy-toc .toc__link.is-active {
  color: var(--text);
  background: rgba(55, 242, 224, 0.1);
}

.page-privacy .privacy-toc .toc__link.is-active .toc__no {
  color: var(--cyan);
}

.page-privacy .privacy-aside__note {
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: var(--r-md);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-aside__mail {
  display: inline-block;
  margin-top: 10px;
  color: var(--gold);
  text-decoration: none;
  font-size: var(--fs-14);
  border-bottom: 1px solid rgba(255, 154, 60, 0.4);
}

.page-privacy .privacy-aside__mail:hover,
.page-privacy .privacy-aside__mail:focus-visible {
  color: var(--text);
  border-color: var(--text);
}

/* ---------- 章节 ---------- */

.page-privacy .privacy-doc__main {
  display: flex;
  flex-direction: column;
}

.page-privacy .privacy-chapter {
  padding: 34px 0 38px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .privacy-chapter:first-child {
  border-top: none;
  padding-top: 0;
}

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

.page-privacy .privacy-chapter__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--cyan);
  padding: 3px 10px;
  border: 1px solid rgba(55, 242, 224, 0.34);
  border-radius: var(--r-pill);
}

.page-privacy .privacy-chapter__title {
  margin: 0;
  font-size: clamp(1.25rem, 4.6vw, 1.85rem);
  line-height: 1.34;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .privacy-chapter > p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: var(--fs-17);
  line-height: 1.9;
  max-width: 62ch;
}

.page-privacy .privacy-chapter > p .num {
  color: var(--text);
  letter-spacing: 0.02em;
}

/* 场景列表 */

.page-privacy .privacy-scene {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-scene__item {
  position: relative;
  padding: 20px 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--pv-panel-strong);
  border-left: 2px solid var(--violet);
}

.page-privacy .privacy-scene__tag {
  display: inline-block;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--violet);
  margin-bottom: 8px;
}

.page-privacy .privacy-scene__item p {
  margin: 0;
  color: var(--muted);
  font-size: var(--fs-17);
  line-height: 1.85;
}

/* 用途 */

.page-privacy .privacy-purpose {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-purpose__row {
  padding: 20px 0 20px 20px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-privacy .privacy-purpose__row:hover {
  border-left-color: var(--cyan);
  background: rgba(55, 242, 224, 0.04);
}

.page-privacy .privacy-purpose__row h3 {
  margin: 0 0 6px;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--text);
}

.page-privacy .privacy-purpose__row p {
  margin: 0;
  color: var(--muted);
  font-size: var(--fs-14);
  line-height: 1.85;
}

/* 折叠 */

.page-privacy .privacy-disclosure {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--pv-panel);
  overflow: hidden;
}

.page-privacy .privacy-disclosure .disclosure__summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
  font-size: var(--fs-17);
  color: var(--text);
  position: relative;
  padding-right: 46px;
  transition: color 0.25s var(--ease);
}

.page-privacy .privacy-disclosure .disclosure__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-disclosure .disclosure__summary::after {
  content: "＋";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cyan);
  font-size: var(--fs-17);
}

.page-privacy .privacy-disclosure details[open] .disclosure__summary::after {
  content: "－";
}

.page-privacy .privacy-disclosure .disclosure__summary:hover {
  color: var(--cyan);
}

.page-privacy .privacy-disclosure .disclosure__body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line);
  margin-top: 0;
  padding-top: 16px;
}

.page-privacy .privacy-disclosure .disclosure__body p {
  margin: 0;
  color: var(--muted);
  font-size: var(--fs-14);
  line-height: 1.85;
}

/* 存储与安全 */

.page-privacy .privacy-storage {
  display: grid;
  gap: 18px;
  margin-bottom: 18px;
}

.page-privacy .privacy-storage__col {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(14, 23, 51, 0.9), rgba(7, 10, 18, 0.7));
}

.page-privacy .privacy-storage__kicker {
  display: inline-block;
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--jade);
  margin-bottom: 10px;
}

.page-privacy .privacy-storage__col p {
  margin: 0;
  color: var(--muted);
  font-size: var(--fs-14);
  line-height: 1.85;
}

.page-privacy .privacy-storage__tail {
  margin: 0;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
  color: var(--muted);
  font-size: var(--fs-14);
  line-height: 1.85;
  max-width: 62ch;
}

/* 权利 */

.page-privacy .privacy-rights {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-rights li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: var(--fs-17);
  line-height: 1.85;
}

.page-privacy .privacy-rights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(55, 242, 224, 0.7);
}

.page-privacy .privacy-rights li strong {
  color: var(--text);
  font-weight: 700;
}

.page-privacy .privacy-chapter__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-chapter__links .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), transform 0.3s var(--ease), color 0.25s var(--ease);
}

.page-privacy .privacy-chapter__links .btn:hover,
.page-privacy .privacy-chapter__links .btn:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.page-privacy .privacy-chapter__links .btn__arrow {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-privacy .privacy-scene {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-privacy .privacy-storage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-purpose__row {
    padding-left: 26px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-hero {
    padding-top: 56px;
    padding-bottom: 84px;
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: end;
    gap: 56px;
  }

  .page-privacy .privacy-hero__media {
    transform: translateY(-18px);
  }

  .page-privacy .privacy-doc__layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 72px;
  }

  .page-privacy .privacy-doc__aside {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-privacy .privacy-doc__main {
    max-width: 760px;
  }

  .page-privacy .privacy-chapter {
    padding: 48px 0 52px;
  }
}
<<<END>>>