.page-privacy {
  --privacy-rail: 4.5rem;
  --privacy-measure: 44rem;
  background: var(--ink-900);
  color: var(--body-ink);
  padding-bottom: clamp(2.5rem, 7vw, 4.5rem);
}

/* ============ 首屏 ============ */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  border-bottom: 1px solid var(--line-green);
}

.page-privacy .privacy-hero__tex {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-privacy .privacy-hero__tex img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  opacity: 0.55;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(100deg, var(--ink-900) 8%, rgba(6, 26, 20, 0.76) 52%, rgba(11, 42, 32, 0.32) 100%),
    repeating-linear-gradient(118deg, rgba(28, 81, 64, 0.28) 0 1px, transparent 1px 46px);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(2.5rem, 7vw, 4.5rem);
  padding-bottom: clamp(2rem, 5vw, 3.25rem);
}

.page-privacy .privacy-hero__title {
  margin: 0.6rem 0 1rem;
  font-family: var(--sans);
  font-size: clamp(2rem, 7vw, 3.3rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--chalk);
}

.page-privacy .privacy-hero__lede {
  max-width: 32em;
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--chalk-dim);
}

/* ============ 正文区 ============ */
.page-privacy .privacy-main {
  padding: clamp(2rem, 5.5vw, 3.25rem) 0 0;
}

/* ---- 章节目录 ---- */
.page-privacy .privacy-toc {
  max-width: var(--privacy-measure);
  margin: 0 auto clamp(2rem, 5vw, 3rem);
  border: 1px solid var(--line-green);
  border-left: 3px solid var(--signal);
  border-radius: 0 0 var(--cut) 0;
  background: var(--ink-800);
}

.page-privacy .privacy-toc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--signal);
}

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

.page-privacy .privacy-toc__summary::after {
  content: "";
  flex: 0 0 auto;
  width: 0.46rem;
  height: 0.46rem;
  margin-top: -0.2rem;
  border-right: 1.5px solid var(--signal);
  border-bottom: 1.5px solid var(--signal);
  transform: rotate(45deg);
  transition: transform 0.22s ease;
}

.page-privacy .privacy-toc[open] .privacy-toc__summary::after {
  transform: rotate(-135deg);
  margin-top: 0.2rem;
}

.page-privacy .privacy-toc__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.1rem;
  margin: 0;
  padding: 0.1rem 1.1rem 1.05rem;
  list-style: none;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.45rem 0.15rem;
  border-bottom: 1px solid rgba(28, 81, 64, 0.55);
  color: var(--body-ink);
  font-size: 0.938rem;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

.page-privacy .privacy-toc__num {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--signal);
}

@media (min-width: 640px) {
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.5rem;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-toc__summary {
    display: none;
  }
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding-top: 1.05rem;
  }
}

/* ---- 长文主体 ---- */
.page-privacy .privacy-doc {
  position: relative;
  max-width: var(--privacy-measure);
  margin: 0 auto;
}

.page-privacy .doc-sec {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  scroll-margin-top: 8rem;
}

.page-privacy .doc-sec__rail {
  flex: 0 0 auto;
  padding-top: 0.24rem;
}

.page-privacy .doc-sec__body {
  flex: 1 1 auto;
  min-width: 0;
}

.page-privacy .doc-sec__no {
  display: block;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  color: var(--signal);
  transition: color 0.2s ease;
}

.page-privacy .doc-sec__title {
  margin: 0 0 0.7rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.18rem, 3.6vw, 1.42rem);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--chalk);
  transition: color 0.2s ease;
}

.page-privacy .doc-sec__body p {
  max-width: 34em;
  margin: 0 0 0.85rem;
  font-size: 1rem;
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--body-ink);
}

.page-privacy .doc-sec__body p:last-child {
  margin-bottom: 0;
}

.page-privacy .doc-sec:target .doc-sec__no,
.page-privacy .doc-sec:target .doc-sec__title {
  color: var(--glow);
}

/* 条目列表 */
.page-privacy .doc-list {
  display: grid;
  gap: 0.7rem;
  max-width: 34em;
  margin: 0.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .doc-list li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.97rem;
  line-height: 1.8;
  letter-spacing: 0.01em;
  color: var(--body-ink);
}

.page-privacy .doc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.36rem;
  height: 0.36rem;
  background: var(--signal);
  transform: rotate(45deg);
}

.page-privacy .doc-list strong {
  color: var(--chalk);
  font-weight: 700;
}

/* 荧光下划线重点 */
.page-privacy .hl {
  background-image: linear-gradient(transparent 64%, rgba(198, 255, 61, 0.38) 64%);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  color: var(--chalk);
  font-family: var(--mono);
  font-size: 0.94em;
  font-variant-numeric: tabular-nums;
}

/* ---- 桌面端左侧竖线 + 编号栏 ---- */
@media (min-width: 1000px) {
  .page-privacy .privacy-doc::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.45rem;
    bottom: 0.45rem;
    width: 1px;
    background: linear-gradient(
      180deg,
      var(--signal) 0%,
      var(--line-green) 24%,
      rgba(28, 81, 64, 0.3) 100%
    );
  }

  .page-privacy .privacy-doc {
    padding-left: 0;
  }

  .page-privacy .doc-sec {
    gap: 0;
    padding-left: 0;
  }

  .page-privacy .doc-sec__rail {
    width: var(--privacy-rail);
    padding-top: 0.3rem;
    padding-left: 1.05rem;
  }

  .page-privacy .doc-sec__body {
    padding-left: 0;
  }
}

/* 斜线分隔 */
.page-privacy .doc-sec + .doc-sec {
  position: relative;
  margin-top: 2.35rem;
  padding-top: 2.35rem;
}

.page-privacy .doc-sec + .doc-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(28, 81, 64, 0.95) 0%, rgba(28, 81, 64, 0.12) 100%);
  transform: rotate(-1deg);
  transform-origin: 0 50%;
}

@media (min-width: 1000px) {
  .page-privacy .doc-sec + .doc-sec::before {
    left: var(--privacy-rail);
  }
}

/* ---- 收尾 ---- */
.page-privacy .privacy-foot {
  max-width: var(--privacy-measure);
  margin: clamp(2.5rem, 6vw, 3.75rem) auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-green);
}

.page-privacy .privacy-foot__note {
  max-width: 34em;
  margin: 0 0 1.15rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--chalk-dim);
}

.page-privacy .privacy-foot__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
}

.page-privacy .privacy-foot__text {
  color: var(--chalk-dim);
  font-size: 0.94rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-foot__text:hover,
.page-privacy .privacy-foot__text:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__summary::after,
  .page-privacy .doc-sec__no,
  .page-privacy .doc-sec__title,
  .page-privacy .privacy-foot__text {
    transition: none;
  }
  .page-privacy .doc-sec + .doc-sec::before {
    transform: none;
  }
}
<<<END>>>