.page-privacy {
  --privacy-measure: 34rem;
  --privacy-toc-w: 15.5rem;
  display: block;
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

.page-privacy .breadcrumb {
  padding-block: clamp(1rem, 2.4vw, 1.6rem) clamp(.8rem, 2vw, 1.2rem);
}

/* 首屏摘要卡 */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--kk-line);
  border-radius: var(--radius);
  background: var(--kk-ink);
  box-shadow: var(--shadow-panel);
}

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

.page-privacy .privacy-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(115deg, rgba(6, 35, 31, .94) 0%, rgba(11, 43, 38, .82) 48%, rgba(11, 43, 38, .45) 100%);
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  padding: clamp(1.5rem, 5vw, 3.4rem);
  display: grid;
  gap: clamp(.85rem, 2vw, 1.3rem);
  align-content: start;
}

.page-privacy .privacy-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .22em;
  color: var(--kk-mint);
}

.page-privacy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7.2vw, 3.6rem);
  line-height: .98;
  letter-spacing: -.01em;
  color: var(--kk-paper);
  max-width: 22ch;
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: var(--privacy-measure);
  color: var(--kk-paper-88);
  font-size: clamp(.95rem, 2.4vw, 1.05rem);
  line-height: 1.75;
}

.page-privacy .privacy-hero__brief {
  margin-top: clamp(.4rem, 1.4vw, .9rem);
  padding: clamp(.9rem, 2.4vw, 1.25rem) clamp(1rem, 2.6vw, 1.4rem);
  border: 1px solid var(--kk-line);
  border-left: 3px solid var(--kk-mint);
  border-radius: var(--radius-sm);
  background: rgba(18, 59, 51, .78);
  backdrop-filter: blur(2px);
}

.page-privacy .privacy-hero__brief-title {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--kk-clay);
}

.page-privacy .privacy-brief-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .45rem;
}

.page-privacy .privacy-brief-list li {
  position: relative;
  padding-left: 1.05rem;
  color: var(--kk-paper-88);
  font-size: .93rem;
  line-height: 1.65;
}

.page-privacy .privacy-brief-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--kk-mint);
}

/* 布局 */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.8rem, 5vw, 3.2rem);
}

/* 目录 */
.page-privacy .privacy-toc {
  border: 1px solid var(--kk-line);
  border-radius: var(--radius-sm);
  background: var(--kk-panel);
  padding: .85rem 1rem;
}

.page-privacy .privacy-toc__summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .16em;
  color: var(--kk-mint);
  list-style: none;
}

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

.page-privacy .privacy-toc__summary::after {
  content: "＋";
  float: right;
  color: var(--kk-clay);
}

.page-privacy .privacy-toc[open] .privacy-toc__summary::after {
  content: "－";
}

.page-privacy .privacy-toc__nav {
  margin-top: .8rem;
}

.page-privacy .privacy-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .1rem;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: .55rem;
  padding: .42rem .1rem;
  border-bottom: 1px solid rgba(62, 74, 69, .55);
  color: var(--kk-paper-76);
  font-size: .88rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--kk-mint);
  padding-left: .3rem;
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--kk-clay);
  letter-spacing: .06em;
}

.page-privacy .privacy-toc__note {
  margin: .8rem 0 0;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--kk-paper-60);
}

/* 正文 */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-sec {
  padding-block: clamp(1.3rem, 3.4vw, 2.1rem);
  border-top: 1px solid var(--kk-line);
  scroll-margin-top: 5rem;
}

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

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  margin-bottom: .85rem;
}

.page-privacy .privacy-sec__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.3rem);
  line-height: 1;
  color: var(--kk-clay);
  letter-spacing: -.02em;
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 3.6vw, 1.7rem);
  line-height: 1.12;
  color: var(--kk-paper);
}

.page-privacy .privacy-sec p {
  margin: 0 0 .8rem;
  max-width: var(--privacy-measure);
  color: var(--kk-paper-88);
  font-size: .96rem;
  line-height: 1.78;
}

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

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

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

/* 三类信息卡片 */
.page-privacy .privacy-facts {
  margin: .2rem 0 1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .7rem;
}

.page-privacy .privacy-facts__item {
  padding: .85rem 1rem;
  border: 1px solid var(--kk-line);
  border-radius: var(--radius-sm);
  background: var(--kk-panel);
}

.page-privacy .privacy-facts__title {
  margin: 0 0 .35rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--kk-mint);
}

.page-privacy .privacy-facts__text {
  margin: 0;
  max-width: none;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--kk-paper-76);
}

/* 条目列表 */
.page-privacy .privacy-list {
  margin: .2rem 0 1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .55rem;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: .95rem;
  font-size: .94rem;
  line-height: 1.72;
  color: var(--kk-paper-76);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 1px;
  height: 1.15em;
  background: var(--kk-moss);
}

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

/* 返回顶部 */
.page-privacy .privacy-top-wrap {
  margin: clamp(1.6rem, 4vw, 2.4rem) 0 0;
  padding-top: clamp(1rem, 3vw, 1.6rem);
  border-top: 1px solid var(--kk-line);
}

.page-privacy .privacy-top {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .6rem 1.1rem;
  border: 1px solid var(--kk-line);
  border-radius: 999px;
  background: transparent;
  color: var(--kk-paper-88);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  color: var(--kk-ink);
  background: var(--kk-mint);
  border-color: var(--kk-mint);
}

@media (min-width: 620px) {
  .page-privacy .privacy-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-facts__item:last-child {
    grid-column: span 2;
  }
}

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

  .page-privacy .privacy-aside {
    position: sticky;
    top: 5.5rem;
  }

  .page-privacy .privacy-toc {
    padding: 1rem 1.1rem;
  }

  .page-privacy .privacy-toc__summary {
    cursor: default;
    pointer-events: none;
  }

  .page-privacy .privacy-toc__summary::after {
    content: "";
  }

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

  .page-privacy .privacy-facts__item:last-child {
    grid-column: auto;
  }

  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 1fr);
    max-width: 52rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-top {
    transition: none;
  }
}
<<<END>>>