.page-privacy {
  --pv-measure: 720px;
  --pv-rail: 220px;
  --pv-rule: 1px solid var(--grid-line);
  background: var(--paper-cream);
  color: var(--body-ink);
}

/* ---------- 面包屑 ---------- */
.page-privacy .pv-crumb {
  padding-top: 18px;
  padding-bottom: 18px;
  background: var(--paper-cream);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  background: var(--glacier-ink);
  color: var(--snow-white);
  padding: clamp(32px, 5vw, 60px) 0 clamp(34px, 5vw, 64px);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  top: -42%;
  right: -16%;
  width: 44%;
  height: 184%;
  background: var(--glacier-deep);
  transform: rotate(9deg);
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-privacy .pv-hero__code {
  margin: 0 0 14px;
  color: var(--glacier-mid);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-privacy .pv-hero__title {
  margin: 0 0 18px;
  color: var(--snow-white);
  max-width: 14ch;
}

.page-privacy .pv-hero__lead {
  margin: 0 0 24px;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--glacier-mist);
}

.page-privacy .pv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--glacier-mid);
}

.page-privacy .pv-hero__meta span {
  letter-spacing: 0.08em;
}

/* ---------- 开头视觉缓冲 ---------- */
.page-privacy .pv-visual {
  display: block;
  margin: 0;
  height: clamp(140px, 22vw, 300px);
  overflow: hidden;
  background: var(--glacier-deep);
  border-bottom: var(--pv-rule);
}

.page-privacy .pv-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding-top: clamp(26px, 4vw, 52px);
  padding-bottom: clamp(44px, 7vw, 96px);
}

/* ---------- 章节目录 ---------- */
.page-privacy .pv-toc {
  border-top: 2px solid var(--glacier-blue);
  padding-top: 12px;
  margin-bottom: 30px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 10px;
  color: var(--glacier-blue);
  letter-spacing: 0.18em;
}

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

.page-privacy .pv-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 10px;
  font-size: var(--fs-xs);
  line-height: 1.5;
  text-decoration: none;
  color: var(--glacier-deep);
  background: var(--snow-white);
  border: var(--pv-rule);
}

.page-privacy .pv-toc__no {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--glacier-blue);
  letter-spacing: 0.06em;
}

.page-privacy .pv-toc__link[aria-current="true"] {
  color: var(--maple-red);
  border-color: var(--maple-red);
}

.page-privacy .pv-toc__link[aria-current="true"] .pv-toc__no {
  color: var(--maple-red);
}

/* ---------- 正文列 ---------- */
.page-privacy .pv-articles {
  max-width: var(--pv-measure);
}

.page-privacy .pv-sec {
  padding: clamp(26px, 3.6vw, 44px) 0;
  border-top: var(--pv-rule);
  scroll-margin-top: 92px;
}

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

.page-privacy .pv-sec__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .pv-sec__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  color: var(--snow-white);
  background: var(--glacier-blue);
  padding: 4px 7px;
}

.page-privacy .pv-sec__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-sub);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--glacier-ink);
}

.page-privacy .pv-sec__anchor {
  flex: 0 0 auto;
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--grid-line);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.page-privacy .pv-sec__anchor:hover,
.page-privacy .pv-sec__anchor:focus-visible {
  color: var(--maple-red);
  border-color: var(--maple-red);
}

.page-privacy .pv-sec p {
  margin: 0 0 1em;
  font-size: var(--fs-body);
  line-height: 1.9;
}

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

.page-privacy .pv-sec a:not(.pv-sec__anchor) {
  color: var(--glacier-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--glacier-mid);
}

.page-privacy .pv-sec a:not(.pv-sec__anchor):hover,
.page-privacy .pv-sec a:not(.pv-sec__anchor):focus-visible {
  color: var(--maple-red);
  border-bottom-color: var(--maple-red);
}

/* ---------- 条目化说明 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 1.1em;
  padding: 0;
  border-top: var(--pv-rule);
}

.page-privacy .pv-list > li {
  padding: 12px 0;
  border-bottom: var(--pv-rule);
  font-size: var(--fs-sm);
  line-height: 1.8;
}

.page-privacy .pv-list > li:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-list__k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--glacier-blue);
  margin-bottom: 4px;
}

/* ---------- 提示条 ---------- */
.page-privacy .pv-note {
  margin: 0 0 1.1em;
  padding: 13px 16px 13px 18px;
  background: var(--glacier-mist);
  border-left: 3px solid var(--glacier-blue);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--glacier-deep);
}

/* ---------- 等宽信息片段 ---------- */
.page-privacy .pv-edge {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--glacier-deep);
  word-break: break-all;
}

/* ---------- 相关入口 ---------- */
.page-privacy .pv-next {
  margin-top: clamp(30px, 4vw, 48px);
  padding-top: 18px;
  border-top: 2px solid var(--glacier-ink);
}

.page-privacy .pv-next__label {
  margin: 0 0 12px;
  color: var(--glacier-blue);
  letter-spacing: 0.18em;
}

.page-privacy .pv-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .pv-next__links a {
  display: inline-block;
  padding: 8px 14px;
  font-size: var(--fs-sm);
  font-family: var(--font-mono);
  color: var(--glacier-ink);
  text-decoration: none;
  border: 1px solid var(--glacier-ink);
  transition: background 0.15s ease, color 0.15s ease;
}

.page-privacy .pv-next__links a:hover,
.page-privacy .pv-next__links a:focus-visible {
  background: var(--glacier-ink);
  color: var(--snow-white);
}

/* ---------- 中等屏幕：条目转双列 ---------- */
@media (min-width: 760px) {
  .page-privacy .pv-list > li {
    display: grid;
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .pv-list__k {
    margin-bottom: 0;
  }
}

/* ---------- 桌面端：固定章节目录 + 窄栏正文 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pv-body {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    column-gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 96px;
    margin-bottom: 0;
  }

  .page-privacy .pv-toc__list {
    display: block;
  }

  .page-privacy .pv-toc__list > li {
    margin-bottom: 1px;
  }

  .page-privacy .pv-toc__link {
    display: flex;
    width: 100%;
    padding: 7px 10px;
    font-size: var(--fs-sm);
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  }

  .page-privacy .pv-toc__link:hover {
    background: var(--glacier-mist);
  }

  .page-privacy .pv-toc__link[aria-current="true"] {
    background: var(--glacier-mist);
    border-left-color: var(--maple-red);
    color: var(--maple-red);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-sec__anchor,
  .page-privacy .pv-toc__link,
  .page-privacy .pv-next__links a {
    transition: none;
  }
}