.page-privacy {
  --doc-max: 720px;
  --toc-w: 190px;
  padding-bottom: 76px;
  overflow-wrap: break-word;
}

.page-privacy .wrap {
  padding-bottom: 8px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  margin: 14px 0 44px;
}

.page-privacy .hero-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, var(--ink-0), var(--ink-1));
  box-shadow: 0 24px 60px -40px rgba(47, 107, 255, .55);
}

.page-privacy .hero-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-privacy .hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 16, 14, 0) 38%, rgba(5, 16, 14, .88) 100%);
  pointer-events: none;
}

.page-privacy .doc-tag {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--white);
  background: rgba(10, 22, 20, .78);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  backdrop-filter: blur(6px);
}

.page-privacy .hero-copy {
  margin-top: 26px;
  max-width: 780px;
}

.page-privacy .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.6vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 10px 0 16px;
}

.page-privacy .hero-lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 620px;
  margin: 0 0 16px;
}

.page-privacy .hero-meta {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--dim);
  margin: 0;
}

/* ---------- 文档与索引 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: 36px;
}

.page-privacy .privacy-doc {
  max-width: var(--doc-max);
}

.page-privacy .privacy-toc {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-privacy .toc-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0 0 12px;
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 8px 8px 0;
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--white);
  background: var(--glass);
  border-left-color: var(--cyan);
}

.page-privacy .toc-list .mono {
  font-size: 11px;
  color: var(--dim);
  letter-spacing: .08em;
}

/* ---------- 章节折叠块 ---------- */
.page-privacy .doc-sec {
  border-bottom: 1px solid var(--line);
}

.page-privacy .doc-sec:first-of-type {
  border-top: 1px solid var(--line);
}

.page-privacy .doc-sec > summary {
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 22px 2px;
  cursor: pointer;
  color: var(--white);
}

.page-privacy .doc-sec > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .doc-sec > summary::marker {
  content: "";
}

.page-privacy .doc-sec > summary::after {
  content: "";
  flex: none;
  align-self: center;
  margin-left: auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .22s var(--ease);
}

.page-privacy .doc-sec[open] > summary::after {
  transform: rotate(225deg);
}

.page-privacy .sec-no {
  flex: none;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--blue);
  padding-top: 3px;
}

.page-privacy .doc-sec h2 {
  font-family: var(--font-display);
  font-size: clamp(20px, 3.8vw, 26px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0;
}

.page-privacy .sec-body {
  padding: 0 0 30px;
}

.page-privacy .sec-body > p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--white);
  margin: 0 0 16px;
}

.page-privacy .sec-body > p:last-child {
  margin-bottom: 0;
}

/* ---------- 场景列表 ---------- */
.page-privacy .scene-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .scene-list li {
  padding: 16px 18px;
  background: var(--ink-1);
  border-left: 2px solid var(--blue);
  border-radius: 0 12px 12px 0;
}

.page-privacy .scene-list h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--white);
}

.page-privacy .scene-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 用途列表 ---------- */
.page-privacy .usage-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .usage-list li {
  display: flex;
  gap: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .usage-list li::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 11px;
  background: var(--blue);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* ---------- 通用短行列表 ---------- */
.page-privacy .doc-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .doc-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .doc-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  width: 10px;
  height: 2px;
  background: var(--line);
}

/* ---------- 本地存储 ---------- */
.page-privacy .storage-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .storage-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  padding: 12px 16px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .storage-list .mono {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--white);
}

/* ---------- 链接与焦点 ---------- */
.page-privacy .privacy-doc a,
.page-privacy .privacy-outro a {
  color: var(--white);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: color .18s var(--ease), text-decoration-color .18s var(--ease);
}

.page-privacy .privacy-doc a:hover,
.page-privacy .privacy-outro a:hover {
  color: var(--cyan);
}

.page-privacy .doc-sec > summary:focus-visible,
.page-privacy .toc-list a:focus-visible,
.page-privacy .privacy-doc a:focus-visible,
.page-privacy .privacy-outro a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 收束区 ---------- */
.page-privacy .privacy-outro {
  margin-top: 54px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(140deg, var(--glass), var(--ink-1) 70%);
}

.page-privacy .privacy-outro h2 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0 0 8px;
}

.page-privacy .privacy-outro > p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0 0 18px;
  max-width: 56ch;
}

.page-privacy .outro-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .outro-links li {
  display: grid;
  gap: 3px;
  padding: 14px 16px;
  background: rgba(10, 22, 20, .62);
  border-left: 2px solid var(--line);
  border-radius: 0 10px 10px 0;
  transition: border-color .18s var(--ease);
}

.page-privacy .outro-links li:hover {
  border-left-color: var(--blue);
}

.page-privacy .outro-links a {
  font-size: 15px;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-privacy .outro-links span {
  font-size: 13px;
  line-height: 1.7;
  color: var(--dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-outro {
    padding: 32px 30px;
  }
}

@media (min-width: 760px) {
  .page-privacy .hero-frame img {
    aspect-ratio: 16 / 5;
  }

  .page-privacy .privacy-outro {
    margin-top: 64px;
  }

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

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) var(--toc-w);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--hdr-h-sm) + 28px);
    border-top: 0;
    padding-top: 0;
  }

  .page-privacy .hero-copy {
    margin-top: 32px;
  }
}
<<<END>>>