.page-privacy {
  --pv-orange-ink: #B34700;
  --pv-hairline: rgba(14, 26, 38, .14);
  --pv-card: #F8F2E8;
  --pv-muted-ink: #5B6B7C;
  background: var(--ink);
  color: var(--ink-text);
}

/* ── 页首 ── */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(20px, 4vw, 40px) 0 clamp(30px, 5vw, 62px);
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 52%, var(--arena) 100%);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(39, 73, 111, .42) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39, 73, 111, .42) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: .5;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 34%, transparent 96%);
  mask-image: linear-gradient(180deg, transparent, #000 34%, transparent 96%);
}

.page-privacy .crumbs__link {
  color: var(--mute);
  text-decoration: none;
}

.page-privacy .crumbs__link:hover,
.page-privacy .crumbs__link:focus-visible {
  color: var(--orange-2);
}

.page-privacy .crumbs__current {
  color: var(--ice);
}

.page-privacy .pv-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(18px, 3vw, 30px);
  align-items: center;
}

.page-privacy .pv-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(1.9rem, 5.4vw, 3.3rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.012em;
  color: var(--ice);
}

.page-privacy .pv-hero__lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: rgba(232, 241, 248, .78);
}

.page-privacy .pv-hero__pts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-hero__pts li {
  padding: 6px 11px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ice);
  background: rgba(18, 42, 74, .62);
  border: 1px solid var(--line);
}

.page-privacy .pv-hero__media {
  margin: 0;
  overflow: hidden;
  background: var(--arena);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

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

/* ── 主体两栏 ── */
.page-privacy .pv-layout {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  padding: clamp(26px, 5vw, 64px) 0 clamp(40px, 7vw, 88px);
}

/* ── 左侧索引 ── */
.page-privacy .pv-index {
  padding: 18px;
  background: rgba(18, 42, 74, .55);
  border: 1px solid var(--line);
}

.page-privacy .pv-index__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange-2);
}

.page-privacy .pv-index__list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-index__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ice);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  background: rgba(39, 73, 111, .6);
  border-left-color: var(--orange);
  color: #fff;
}

.page-privacy .pv-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
}

.page-privacy .pv-index__hint {
  margin: 14px 0 0;
  padding-top: 12px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mute);
  border-top: 1px solid rgba(39, 73, 111, .8);
}

/* ── 右侧纸面正文 ── */
.page-privacy .pv-doc {
  padding: clamp(20px, 4vw, 46px);
  background: var(--paper);
  color: var(--ink-text);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.page-privacy .pv-sec {
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--pv-hairline);
  scroll-margin-top: 110px;
  transition: border-color .2s var(--ease);
}

.page-privacy .pv-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pv-sec:target {
  border-top-color: var(--orange);
}

.page-privacy .pv-sec:target .pv-sec__title {
  color: var(--pv-orange-ink);
}

.page-privacy .pv-sec__title {
  display: flex;
  gap: 12px;
  align-items: baseline;
  margin: 0 0 14px;
  font-size: clamp(1.12rem, 2.6vw, 1.44rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink-text);
  transition: color .2s var(--ease);
}

.page-privacy .pv-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .76em;
  letter-spacing: .04em;
  color: var(--pv-orange-ink);
}

.page-privacy .pv-sec p {
  max-width: 36em;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.84;
  color: var(--ink-text-soft);
}

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

.page-privacy .pv-sec a {
  color: var(--pv-orange-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pv-sec a:hover,
.page-privacy .pv-sec a:focus-visible {
  color: var(--orange);
}

/* 分类条目 */
.page-privacy .pv-items {
  display: grid;
  gap: 1px;
  margin: 20px 0 20px;
  background: var(--pv-hairline);
  border: 1px solid var(--pv-hairline);
}

.page-privacy .pv-item {
  padding: 16px 18px;
  background: var(--pv-card);
}

.page-privacy .pv-item__title {
  display: flex;
  gap: 9px;
  align-items: baseline;
  margin: 0 0 8px;
  font-size: 15.5px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink-text);
}

.page-privacy .pv-item__title::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  background: var(--orange);
  transform: translateY(-2px) rotate(45deg);
}

.page-privacy .pv-item__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-text-soft);
}

/* 定义 / 提示块 */
.page-privacy .pv-def {
  max-width: 38em;
  margin: 20px 0;
  padding: 14px 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-text);
  background: var(--paper-2);
  border-left: 4px solid var(--orange);
}

.page-privacy .pv-def strong {
  color: var(--pv-orange-ink);
  font-weight: 800;
}

/* 编号步骤 */
.page-privacy .pv-steps {
  display: grid;
  gap: 14px;
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
  counter-reset: pvstep;
}

.page-privacy .pv-steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-text-soft);
  counter-increment: pvstep;
}

.page-privacy .pv-steps li::before {
  content: counter(pvstep, decimal-leading-zero);
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--pv-orange-ink);
  border-top: 2px solid var(--pv-orange-ink);
}

/* 术语悬停释义 */
.page-privacy .pv-term {
  position: relative;
  border-bottom: 2px dotted var(--orange);
  cursor: help;
  outline-offset: 3px;
}

.page-privacy .pv-term__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 6;
  min-width: 180px;
  max-width: 250px;
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-style: normal;
  font-weight: 500;
  line-height: 1.65;
  color: var(--ice);
  background: var(--ink);
  border-left: 3px solid var(--orange);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s linear;
}

.page-privacy .pv-term:hover .pv-term__tip,
.page-privacy .pv-term:focus .pv-term__tip,
.page-privacy .pv-term:focus-within .pv-term__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 纸面页脚信息条 */
.page-privacy .pv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 26px 0 0;
  padding-top: 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--pv-muted-ink);
  border-top: 1px dashed rgba(14, 26, 38, .26);
}

/* ── 页尾分流 ── */
.page-privacy .pv-next {
  padding: 0 0 clamp(44px, 7vw, 92px);
}

.page-privacy .pv-next__inner {
  display: grid;
  gap: 20px;
  padding: clamp(20px, 4vw, 36px);
  background: linear-gradient(120deg, var(--arena) 0%, var(--ink-2) 72%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-privacy .pv-next__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange-2);
}

.page-privacy .pv-next__title {
  margin: 0;
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--ice);
}

.page-privacy .pv-next__text {
  max-width: 34em;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(232, 241, 248, .72);
}

.page-privacy .pv-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── 响应式 ── */
@media (min-width: 760px) {
  .page-privacy .pv-items {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-privacy .pv-next__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 104px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__link,
  .page-privacy .pv-sec,
  .page-privacy .pv-sec__title,
  .page-privacy .pv-term__tip {
    transition: none;
  }

  .page-privacy .pv-term__tip {
    transform: none;
  }
}
<<<END>>>