.page-privacy {
  --prv-measure: 68ch;
  --prv-shell-gap: 40px;
  background: var(--bs-ink);
  color: var(--bs-paper);
}

/* ---------- 首屏窄主题带 ---------- */

.page-privacy .prv-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--bs-hair);
  background: linear-gradient(180deg, #0a1210 0%, var(--bs-ink) 100%);
}

.page-privacy .prv-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .prv-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
}

.page-privacy .prv-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(104px, 16vw, 152px) clamp(40px, 6vw, 68px);
}

.page-privacy .prv-hero__title {
  margin: 14px 0 0;
  font-family: var(--bs-font-display);
  font-weight: 900;
  font-size: clamp(38px, 8.4vw, 88px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--bs-paper);
  max-width: 14ch;
}

.page-privacy .prv-hero__lead {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: clamp(15.5px, 1.7vw, 18px);
  line-height: 1.78;
  color: rgba(243, 239, 228, 0.78);
}

.page-privacy .prv-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 正文骨架：刻度 + 单列宽文本 ---------- */

.page-privacy .prv-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 36px);
  padding-block: clamp(34px, 5vw, 60px) clamp(60px, 9vw, 112px);
}

.page-privacy .prv-toc__label {
  margin: 0 0 12px;
  font-family: var(--bs-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--bs-moss);
}

.page-privacy .prv-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  border-bottom: 1px solid var(--bs-hair-soft);
  scrollbar-width: thin;
}

.page-privacy .prv-toc__item {
  flex: 0 0 auto;
}

.page-privacy .prv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 13px;
  border-radius: var(--bs-radius-pill);
  color: var(--bs-moss);
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--bs-dur) var(--bs-ease), background-color var(--bs-dur) var(--bs-ease);
}

.page-privacy .prv-toc__num {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--bs-line);
  transition: color var(--bs-dur) var(--bs-ease);
}

.page-privacy .prv-toc__link.is-active,
.page-privacy .prv-toc__link[aria-current="true"] {
  color: var(--bs-lime);
  background: rgba(182, 255, 55, 0.09);
}

.page-privacy .prv-toc__link.is-active .prv-toc__num,
.page-privacy .prv-toc__link[aria-current="true"] .prv-toc__num {
  color: var(--bs-lime);
}

.page-privacy .prv-body {
  max-width: var(--prv-measure);
}

/* ---------- 条文区块 ---------- */

.page-privacy .prv-clause {
  position: relative;
  padding-block: clamp(30px, 5vw, 52px);
  border-top: 1px solid var(--bs-hair-soft);
  scroll-margin-top: 120px;
}

.page-privacy .prv-clause:first-child {
  padding-top: clamp(6px, 2vw, 14px);
  border-top: 0;
}

.page-privacy .prv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .prv-clause__num {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--bs-lime);
}

.page-privacy .prv-clause__title {
  margin: 0;
  font-family: var(--bs-font-display);
  font-weight: 800;
  font-size: clamp(21px, 4.6vw, 31px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--bs-paper);
}

.page-privacy .prv-body p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.82);
}

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

.page-privacy .prv-sub {
  margin: 26px 0 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--bs-paper);
}

.page-privacy .prv-key,
.page-privacy .prv-mail {
  color: var(--bs-paper);
  text-decoration: underline;
  text-decoration-color: var(--bs-moss);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.page-privacy .prv-mail {
  font-size: 0.94em;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.page-privacy .prv-body a {
  color: var(--bs-lime);
  text-decoration: none;
  border-bottom: 1px solid var(--bs-lime-hair);
  transition: border-color var(--bs-dur) var(--bs-ease);
}

.page-privacy .prv-body a:hover {
  border-bottom-color: var(--bs-lime);
}

/* ---------- 使用目的：横向数据条式条目 ---------- */

.page-privacy .prv-reasons {
  margin: 4px 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-privacy .prv-reasons li {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-top: 1px solid var(--bs-hair-soft);
}

.page-privacy .prv-reasons li:last-child {
  border-bottom: 1px solid var(--bs-hair-soft);
}

.page-privacy .prv-reasons__k {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--bs-lime);
}

.page-privacy .prv-reasons__v {
  font-size: 15.5px;
  line-height: 1.72;
  color: rgba(243, 239, 228, 0.8);
}

.page-privacy .prv-body .prv-note {
  max-width: 62ch;
  padding: 15px 17px;
  border-radius: var(--bs-radius-sm);
  border-left: 2px solid var(--bs-moss);
  background: rgba(18, 51, 38, 0.55);
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(243, 239, 228, 0.74);
}

/* ---------- 可展开补注 ---------- */

.page-privacy .prv-fold {
  margin: 24px 0 0;
  border: 1px solid var(--bs-hair-soft);
  border-radius: var(--bs-radius-md);
  background: rgba(28, 43, 38, 0.34);
  overflow: hidden;
}

.page-privacy .prv-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 17px;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--bs-paper);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .prv-fold > summary::after {
  content: "+";
  font-family: var(--bs-font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--bs-lime);
}

.page-privacy .prv-fold[open] > summary::after {
  content: "−";
}

.page-privacy .prv-body .prv-fold__body {
  margin: 0;
  padding: 0 17px 17px;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(243, 239, 228, 0.72);
}

/* ---------- 文末索引 ---------- */

.page-privacy .prv-links {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--bs-hair-soft);
}

.page-privacy .prv-links li {
  border-bottom: 1px solid var(--bs-hair-soft);
}

.page-privacy .prv-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 2px;
  font-size: 15px;
  color: var(--bs-paper);
  text-decoration: none;
  border-bottom: 0;
  transition: color var(--bs-dur) var(--bs-ease);
}

.page-privacy .prv-links a::after {
  content: "→";
  font-family: var(--bs-font-mono);
  color: var(--bs-lime);
}

.page-privacy .prv-links a:hover {
  color: var(--bs-lime);
}

/* ---------- 结尾边界条 ---------- */

.page-privacy .prv-outro {
  border-top: 1px solid var(--bs-hair);
  background: var(--bs-green);
}

.page-privacy .prv-outro__txt {
  margin: 0;
  max-width: 76ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.76);
}

/* ---------- 中等宽度 ---------- */

@media (min-width: 720px) {
  .page-privacy .prv-reasons li {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

/* ---------- 桌面：左侧细刻度常驻，右侧单列宽文本 ---------- */

@media (min-width: 900px) {
  .page-privacy .prv-shell {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: clamp(44px, 6vw, 84px);
    align-items: start;
  }

  .page-privacy .prv-toc {
    position: sticky;
    top: 108px;
  }

  .page-privacy .prv-toc__list {
    flex-direction: column;
    gap: 0;
    padding-bottom: 0;
    overflow: visible;
    border-bottom: 0;
  }

  .page-privacy .prv-toc__item {
    border-top: 1px solid var(--bs-hair-soft);
  }

  .page-privacy .prv-toc__item:last-child {
    border-bottom: 1px solid var(--bs-hair-soft);
  }

  .page-privacy .prv-toc__link {
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 11px 0 11px 13px;
    white-space: normal;
    line-height: 1.5;
    background: transparent;
  }

  .page-privacy .prv-toc__link.is-active,
  .page-privacy .prv-toc__link[aria-current="true"] {
    border-left-color: var(--bs-lime);
    background: transparent;
  }

  .page-privacy .prv-body {
    position: relative;
    padding-left: clamp(22px, 3vw, 36px);
  }

  .page-privacy .prv-body::before {
    content: "";
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: linear-gradient(180deg, transparent, var(--bs-hair) 6%, var(--bs-hair) 94%, transparent);
  }

  .page-privacy .prv-clause__head::before {
    content: "";
    position: absolute;
    left: calc(-1 * clamp(22px, 3vw, 36px) - 2.5px);
    top: 13px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--bs-line);
  }

  .page-privacy .prv-clause__num {
    margin-left: 0;
  }
}
<<<END>>>