.page-privacy {
  --pr-index-w: 248px;
  --pr-sticky-top: calc(var(--header-h) + 28px);
  display: block;
}

/* ---------- 页头 ---------- */
.page-privacy .pr-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  background: var(--ink-900);
}

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

.page-privacy .pr-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
}

.page-privacy .pr-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(38, 225, 255, 0.2), transparent 62%),
    linear-gradient(180deg, rgba(5, 11, 28, 0.6), rgba(5, 11, 28, 0.97));
}

.page-privacy .pr-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pr-hero__shell {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: clamp(34px, 6vw, 72px);
  padding-bottom: clamp(30px, 5vw, 60px);
}

.page-privacy .pr-hero__kicker {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pr-hero__title {
  margin: 0;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--ice);
}

.page-privacy .pr-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .pr-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

/* ---------- 主体双栏 ---------- */
.page-privacy .pr-body {
  display: grid;
  gap: 34px;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(30px, 5vw, 60px) var(--gutter) clamp(46px, 7vw, 92px);
  align-items: start;
}

/* ---------- 章节索引 ---------- */
.page-privacy .pr-index {
  border-top: 1px solid var(--rule);
  padding-top: 14px;
  min-width: 0;
}

.page-privacy .pr-index__title {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .pr-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 4px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
}

.page-privacy .pr-index__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pr-index__link:hover,
.page-privacy .pr-index__link:focus-visible {
  color: var(--ice);
  background: var(--ink-700);
  border-left-color: var(--cyan);
}

.page-privacy .pr-index__num {
  font-size: var(--fs-12);
  color: var(--cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .pr-doc {
  display: grid;
  gap: clamp(38px, 5vw, 62px);
  max-width: 68ch;
  min-width: 0;
}

.page-privacy .pr-section {
  scroll-margin-top: calc(var(--header-h) + 30px);
}

.page-privacy .pr-section__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-privacy .pr-section__num {
  font-size: var(--fs-14);
  color: var(--lava);
}

.page-privacy .pr-doc p {
  margin: 0 0 14px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .pr-doc a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(38, 225, 255, 0.4);
}

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

/* ---------- 列表 ---------- */
.page-privacy .pr-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pr-list__item {
  position: relative;
  padding-left: 18px;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--mist);
}

.page-privacy .pr-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--cyan);
}

.page-privacy .pr-list__item b {
  color: var(--ice);
  font-weight: 600;
}

/* ---------- 表格 ---------- */
.page-privacy .pr-table-wrap {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  margin: 4px 0 18px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-privacy .pr-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

.page-privacy .pr-table th {
  text-align: left;
  padding: 12px;
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--mist);
  border-bottom: 1px solid var(--rule);
  white-space: nowrap;
}

.page-privacy .pr-table td {
  padding: 13px 12px;
  vertical-align: top;
  line-height: 1.68;
  color: var(--mist);
  border-bottom: 1px solid rgba(38, 58, 102, 0.65);
}

.page-privacy .pr-table td:first-child {
  color: var(--ice);
  font-weight: 600;
  white-space: nowrap;
}

.page-privacy .pr-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 强调块 ---------- */
.page-privacy .pr-callout {
  margin: 6px 0 0;
  padding: 18px 20px;
  background: var(--ink-700);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-privacy .pr-callout p {
  margin: 0;
}

.page-privacy .pr-callout p + p {
  margin-top: 10px;
}

.page-privacy .pr-callout__label {
  margin: 0 0 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 步骤 ---------- */
.page-privacy .pr-steps {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  counter-reset: pr-step;
  display: grid;
  gap: 10px;
}

.page-privacy .pr-steps__item {
  position: relative;
  padding: 14px 16px 14px 48px;
  background: var(--ink-800);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--mist);
}

.page-privacy .pr-steps__item::before {
  counter-increment: pr-step;
  content: counter(pr-step, decimal-leading-zero);
  position: absolute;
  left: 15px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--lava);
  letter-spacing: 0.04em;
}

.page-privacy .pr-steps__item b {
  color: var(--ice);
  font-weight: 600;
}

/* ---------- 术语提示 ---------- */
.page-privacy .pr-term {
  position: relative;
  color: var(--cyan);
  border-bottom: 1px dashed rgba(38, 225, 255, 0.6);
  cursor: help;
  outline-offset: 3px;
}

.page-privacy .pr-term__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 5;
  width: max-content;
  max-width: min(280px, 72vw);
  padding: 10px 12px;
  background: var(--ink-900);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  font-size: var(--fs-12);
  line-height: 1.62;
  letter-spacing: 0;
  color: var(--ice);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease), visibility 0.18s var(--ease);
}

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

/* ---------- 联系信息 ---------- */
.page-privacy .pr-contact {
  display: grid;
  gap: 10px;
  margin: 4px 0 18px;
  padding: 18px 20px;
  background: var(--ink-800);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}

.page-privacy .pr-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: baseline;
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

.page-privacy .pr-contact__row b {
  flex: 0 0 78px;
  color: var(--ice);
  font-weight: 600;
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pr-body {
    grid-template-columns: var(--pr-index-w) minmax(0, 1fr);
    gap: 56px;
  }

  .page-privacy .pr-index__inner {
    position: sticky;
    top: var(--pr-sticky-top);
    border-top: 1px solid var(--rule);
    padding-top: 14px;
  }

  .page-privacy .pr-index {
    border-top: 0;
    padding-top: 0;
  }

  .page-privacy .pr-index__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow-x: visible;
  }

  .page-privacy .pr-index__link {
    white-space: normal;
  }
}

@media (min-width: 1240px) {
  .page-privacy .pr-body {
    gap: 72px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pr-index__link,
  .page-privacy .pr-term__tip {
    transition: none;
  }

  .page-privacy .pr-term__tip {
    transform: none;
  }
}
</main>