.page-privacy {
  --pp-side: 252px;
  --pp-flow: clamp(1.25rem, 3.2vw, 3.5rem);
  --pp-body: rgba(242, 246, 247, .84);
  --pp-sticky-top: clamp(5.5rem, 12vh, 8.5rem);
  background: var(--sea);
  color: var(--white);
  padding-bottom: clamp(3rem, 8vw, 6rem);
  overflow-x: hidden;
}

.page-privacy .privacy-crumbs {
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: clamp(1.5rem, 4vw, 2.75rem) 0 clamp(1.75rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--grid-line);
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2.1rem, 6.2vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: .6rem 0 1.1rem;
  max-width: 22ch;
}

.page-privacy .privacy-hero .lead {
  max-width: 60ch;
  line-height: 1.9;
  color: var(--pp-body);
  font-size: clamp(1rem, 1.6vw, 1.1rem);
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.75rem;
  margin: 1.9rem 0 0;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--grid-line);
}

.page-privacy .privacy-meta dt {
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--old);
  margin-bottom: .35rem;
}

.page-privacy .privacy-meta dd {
  margin: 0;
  font-size: .95rem;
  color: var(--cyan-mist);
  letter-spacing: .04em;
}

/* ---------- 顶部抽象视觉 ---------- */
.page-privacy .privacy-visual {
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  border: 1px solid var(--grid-line);
  background: var(--indigo);
  overflow: hidden;
}

.page-privacy .privacy-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 500;
  object-fit: cover;
}

/* ---------- 主结构：侧边索引 + 条款流 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-flow);
  margin-top: clamp(2rem, 5vw, 3.5rem);
}

/* ---------- 侧边编号列 ---------- */
.page-privacy .privacy-index {
  border-top: 2px solid var(--cyan);
  padding-top: .9rem;
}

.page-privacy .privacy-index__title {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--old);
  margin: 0 0 .75rem;
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-index__list a {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  padding: .5rem .5rem .5rem .7rem;
  border-left: 2px solid var(--grid-line);
  color: var(--old);
  text-decoration: none;
  font-size: .88rem;
  line-height: 1.5;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-privacy .privacy-index__list a .idx {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--cyan);
  flex: 0 0 auto;
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--white);
  border-left-color: var(--cyan);
  background: var(--cyan-06);
}

.page-privacy .privacy-index__note {
  margin: .9rem 0 0;
  font-size: .78rem;
  color: var(--old);
  line-height: 1.7;
}

/* ---------- 条款流 ---------- */
.page-privacy .clause {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
  border-top: 1px solid var(--grid-line);
  scroll-margin-top: var(--pp-sticky-top);
}

.page-privacy .clause:first-child {
  border-top-width: 2px;
  border-top-color: var(--cyan);
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.page-privacy .clause:target {
  background: var(--cyan-06);
  box-shadow: inset 3px 0 0 var(--cyan);
  padding-left: clamp(.75rem, 2vw, 1.25rem);
  padding-right: clamp(.5rem, 1.5vw, 1rem);
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  margin-bottom: 1.35rem;
}

.page-privacy .clause__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1;
  color: var(--cyan);
  flex: 0 0 auto;
}

.page-privacy .clause h2 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(1.2rem, 2.8vw, 1.7rem);
  letter-spacing: -0.005em;
  line-height: 1.25;
  margin: 0;
  color: var(--white);
}

.page-privacy .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .clause-list > li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: .25rem .5rem;
  padding: .95rem 0;
}

.page-privacy .clause-list > li + li {
  border-top: 1px solid var(--grid-line);
}

.page-privacy .clause-list__no {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--cyan);
  padding-top: .42em;
}

.page-privacy .clause-list__body {
  margin: 0;
  line-height: 1.9;
  color: var(--pp-body);
  font-size: .98rem;
  max-width: 62ch;
}

/* ---------- 定义框 ---------- */
.page-privacy .def-box {
  margin-top: 1.5rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--cyan-18);
  border-left: 3px solid var(--cyan);
  background: var(--cyan-06);
}

.page-privacy .def-box__label {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-mist);
}

.page-privacy .def-box p:last-child {
  margin: 0;
  line-height: 1.85;
  color: var(--pp-body);
  font-size: .95rem;
  max-width: 62ch;
}

/* ---------- 相关入口 ---------- */
.page-privacy .privacy-more {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding: 1.25rem 0 0;
  border-top: 1px dashed var(--grid-line);
}

.page-privacy .privacy-more p {
  margin: 0;
  line-height: 1.95;
  color: var(--old);
  font-size: .95rem;
  max-width: 66ch;
}

.page-privacy .privacy-more a {
  color: var(--cyan-mist);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-18);
  transition: border-color .18s ease, color .18s ease;
}

.page-privacy .privacy-more a:hover,
.page-privacy .privacy-more a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--cyan);
}

/* ---------- 回到主路径 ---------- */
.page-privacy .route-back {
  margin-top: clamp(2.25rem, 6vw, 3.75rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--grid-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-privacy .route-back__text {
  margin: 0;
  color: var(--old);
  font-size: .92rem;
  line-height: 1.8;
}

/* ---------- 宽屏 ---------- */
@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pp-side) minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: var(--pp-sticky-top);
    align-self: start;
    max-height: calc(100vh - var(--pp-sticky-top) - 2rem);
    overflow-y: auto;
  }

  .page-privacy .clause-list > li {
    grid-template-columns: 3.5rem minmax(0, 1fr);
  }

  .page-privacy .clause-list__body {
    font-size: 1rem;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-hero h1 {
    max-width: 18ch;
  }
}

@media (max-width: 600px) {
  .page-privacy .privacy-meta {
    gap: .9rem 1.5rem;
  }

  .page-privacy .clause-list > li {
    grid-template-columns: 2.5rem minmax(0, 1fr);
  }

  .page-privacy .privacy-index__list a {
    font-size: .85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-more a {
    transition: none;
  }
}