.page-privacy {
  --prv-toc: 208px;
  --prv-measure: 37em;
  background: var(--mist);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .prv-hero {
  position: relative;
  overflow: hidden;
  background: var(--green-deep);
  color: var(--mist);
}

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

.page-privacy .prv-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.38;
}

.page-privacy .prv-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      118deg,
      rgba(241, 245, 240, 0.05) 0 1px,
      rgba(241, 245, 240, 0) 1px 26px
    ),
    linear-gradient(
      100deg,
      rgba(15, 58, 44, 0.97) 0%,
      rgba(15, 58, 44, 0.82) 48%,
      rgba(12, 46, 74, 0.62) 100%
    );
}

.page-privacy .prv-hero__inner {
  position: relative;
  padding-block: clamp(72px, 11vw, 122px) clamp(48px, 7vw, 86px);
}

.page-privacy .prv-hero__title {
  margin: 20px 0 0;
  font-family: var(--font-display);
  font-size: clamp(40px, 7.4vw, 72px);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-privacy .prv-hero__lead {
  margin: 24px 0 0;
  max-width: 33em;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--mist-82);
}

/* ---------- 面包屑 ---------- */
.page-privacy .prv-crumbbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 18px;
  border-bottom: 1px solid var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gray);
}

.page-privacy .prv-crumbbar a {
  color: var(--gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .prv-crumbbar a:hover,
.page-privacy .prv-crumbbar a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--paper);
}

.page-privacy .prv-crumbbar span[aria-current="page"] {
  color: var(--ink);
}

/* ---------- 主栅格 ---------- */
.page-privacy .prv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-block: clamp(40px, 6vw, 72px) clamp(64px, 10vw, 120px);
}

.page-privacy .prv-layout > * {
  min-width: 0;
}

/* ---------- 左侧章节锚点 ---------- */
.page-privacy .prv-toc {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--paper);
}

.page-privacy .prv-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-privacy .prv-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .prv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 5px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--gray);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-privacy .prv-toc__list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gray);
  transition: color 0.2s var(--ease);
}

.page-privacy .prv-toc__list a:hover,
.page-privacy .prv-toc__list a:focus-visible {
  color: var(--ink);
}

.page-privacy .prv-toc__list a:hover span,
.page-privacy .prv-toc__list a:focus-visible span {
  color: var(--blue-bright);
}

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

.page-privacy .prv-block {
  border-bottom: 1px solid var(--paper);
  padding-block: clamp(26px, 3.6vw, 40px);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .prv-block:first-child {
  border-top: 1px solid var(--paper);
}

.page-privacy .prv-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  cursor: pointer;
  list-style: none;
  padding-block: 2px;
}

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

.page-privacy .prv-block__head:focus-visible {
  outline: 2px solid var(--blue-bright);
  outline-offset: 4px;
}

.page-privacy .prv-block__num {
  flex: none;
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gray);
  transition: color 0.2s var(--ease);
}

.page-privacy .prv-block__title {
  flex: 1 1 auto;
  margin: 0;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .prv-block__mark {
  position: relative;
  flex: none;
  align-self: center;
  width: 14px;
  height: 14px;
}

.page-privacy .prv-block__mark::before,
.page-privacy .prv-block__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gray);
  transform: translate(-50%, -50%);
  transition: transform 0.22s var(--ease), opacity 0.22s var(--ease);
}

.page-privacy .prv-block__mark::before {
  width: 12px;
  height: 1.5px;
}

.page-privacy .prv-block__mark::after {
  width: 1.5px;
  height: 12px;
}

.page-privacy .prv-block[open] .prv-block__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-privacy .prv-block__head:hover .prv-block__num,
.page-privacy .prv-block__head:hover .prv-block__mark::before,
.page-privacy .prv-block__head:hover .prv-block__mark::after {
  color: var(--sand);
  background-color: var(--sand);
}

.page-privacy .prv-block__body {
  margin-top: 18px;
  padding-left: 0;
}

.page-privacy .prv-block__body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink);
}

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

.page-privacy .prv-block__body a {
  color: var(--blue-bright);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .prv-block__body a:hover,
.page-privacy .prv-block__body a:focus-visible {
  color: var(--green-mid);
}

.page-privacy .prv-note {
  margin: 20px 0 0;
  padding: 16px 20px;
  background: rgba(220, 227, 219, 0.5);
  border-left: 2px solid var(--sand);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 条目定义 ---------- */
.page-privacy .prv-defs {
  margin: 4px 0 20px;
  padding: 0;
}

.page-privacy .prv-defs dt {
  position: relative;
  padding-left: 18px;
  margin-top: 18px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-privacy .prv-defs dt:first-child {
  margin-top: 0;
}

.page-privacy .prv-defs dt::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background: var(--sand);
  transform: rotate(45deg);
}

.page-privacy .prv-defs dd {
  margin: 6px 0 0;
  padding-left: 18px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .prv-defs--contact dd {
  font-family: var(--font-mono);
  font-size: 14.5px;
  letter-spacing: 0.02em;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .prv-layout {
    grid-template-columns: var(--prv-toc) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
  }

  .page-privacy .prv-toc {
    position: sticky;
    top: calc(var(--header-h) + 36px);
    align-self: start;
    padding-bottom: 0;
    padding-left: 16px;
    border-bottom: 0;
    border-left: 1px solid var(--paper);
  }

  .page-privacy .prv-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-privacy .prv-block__body {
    padding-left: 32px;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .prv-block__mark::before,
  .page-privacy .prv-block__mark::after,
  .page-privacy .prv-toc__list a,
  .page-privacy .prv-toc__list a span,
  .page-privacy .prv-block__num,
  .page-privacy .prv-crumbbar a {
    transition-duration: 0.01ms;
  }
}