.page-privacy {
  --pp-rule: var(--c-slate);
  --pp-measure: 36em;
  background: var(--c-ink);
  color: var(--c-text);
  padding-bottom: 96px;
}

.page-privacy .pp-head {
  padding: 16px 0 0;
}

.page-privacy .pp-head h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 5.8vw, 64px);
  line-height: 1.08;
  letter-spacing: 0.02em;
  color: var(--c-paper);
  margin: 14px 0 0;
  max-width: 18em;
}

.page-privacy .pp-lede {
  margin: 24px 0 0;
  max-width: var(--pp-measure);
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--c-text-dim);
}

.page-privacy .pp-facts {
  list-style: none;
  margin: 34px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--pp-rule);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 40px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--c-muted);
}

.page-privacy .pp-fact-num {
  display: inline-block;
  margin-right: 6px;
  font-size: var(--fs-20);
  color: var(--c-orange);
  font-variant-numeric: tabular-nums;
}

/* 顶部横幅 */
.page-privacy .pp-banner {
  position: relative;
  margin: 48px 0 0;
  overflow: hidden;
  border: 1px solid var(--pp-rule);
  border-radius: var(--radius);
  background: var(--c-night);
}

.page-privacy .pp-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
  opacity: 0.85;
}

.page-privacy .pp-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(79, 227, 208, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 227, 208, 0.09) 1px, transparent 1px);
  background-size: 44px 44px;
  box-shadow: inset 0 0 80px rgba(5, 8, 10, 0.9);
}

.page-privacy .pp-banner .media-caption {
  position: relative;
  z-index: 1;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--c-muted);
  border-top: 1px solid var(--pp-rule);
}

/* 主体：左目录 + 右条款 */
.page-privacy .pp-body {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-privacy .pp-toc {
  border-top: 1px solid var(--pp-rule);
  padding-top: 16px;
}

.page-privacy .pp-toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-privacy .pp-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pp-toc-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 7px 0;
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--c-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-tap) var(--ease), border-color var(--dur-tap) var(--ease);
}

.page-privacy .pp-toc-list a .mono {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--c-slate);
  filter: brightness(1.6);
  font-variant-numeric: tabular-nums;
}

.page-privacy .pp-toc-list a:hover,
.page-privacy .pp-toc-list a:focus-visible {
  color: var(--c-paper);
  border-bottom-color: var(--pp-rule);
}

.page-privacy .pp-toc-list a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

/* 条款正文 */
.page-privacy .pp-terms {
  min-width: 0;
}

.page-privacy .pp-term {
  padding: 36px 0 40px;
  border-top: 1px solid var(--pp-rule);
}

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

.page-privacy .pp-term-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .pp-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  line-height: 1;
  color: var(--c-orange);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  position: relative;
  padding-bottom: 8px;
}

.page-privacy .pp-num::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-brand);
}

.page-privacy .pp-term h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--c-paper);
  margin: 0;
}

.page-privacy .pp-term p {
  max-width: var(--pp-measure);
  margin: 0 0 16px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--c-text);
}

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

.page-privacy .pp-term a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.35);
}

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

.page-privacy .pp-term a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-privacy .pp-term:target .pp-num {
  color: var(--c-cyan);
}

/* 条目列表 */
.page-privacy .pp-list {
  margin: 24px 0 0;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-list-row {
  padding: 16px 0;
  border-bottom: 1px solid var(--pp-rule);
  display: grid;
  gap: 6px;
}

.page-privacy .pp-list-row dt {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--c-cyan);
}

.page-privacy .pp-list-row dd {
  margin: 0;
  max-width: var(--pp-measure);
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-text-dim);
}

/* 高亮条款 */
.page-privacy .pp-term--key {
  background: var(--c-night);
  border: 1px solid var(--pp-rule);
  border-radius: var(--radius);
  padding: 32px 24px;
}

.page-privacy .pp-steps {
  list-style: none;
  margin: 24px 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: pp-step;
}

.page-privacy .pp-steps li {
  max-width: var(--pp-measure);
  padding-left: 18px;
  border-left: 2px solid var(--c-orange);
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-text-dim);
}

.page-privacy .pp-steps li .mono {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--c-orange);
  margin-bottom: 4px;
}

.page-privacy .pp-footnote {
  margin: 40px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pp-rule);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-privacy .pp-top-link {
  display: inline-block;
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--c-muted);
  text-decoration: none;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--pp-rule);
  transition: color var(--dur-tap) var(--ease), border-color var(--dur-tap) var(--ease);
}

.page-privacy .pp-top-link:hover,
.page-privacy .pp-top-link:focus-visible {
  color: var(--c-paper);
  border-bottom-color: var(--c-orange);
}

.page-privacy .pp-top-link:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

/* 平板及以上 */
@media (min-width: 700px) {
  .page-privacy .pp-list-row {
    grid-template-columns: 150px 1fr;
    gap: 24px;
    align-items: baseline;
  }

  .page-privacy .pp-term--key {
    padding: 40px 36px;
  }
}

/* 桌面：左目录固定，右侧条款滚动 */
@media (min-width: 1024px) {
  .page-privacy {
    padding-bottom: 140px;
  }

  .page-privacy .pp-body {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 80px;
    margin-top: 72px;
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 96px;
    border-top: 0;
    padding-top: 0;
    padding-left: 18px;
    border-left: 1px solid var(--pp-rule);
  }

  .page-privacy .pp-toc-list a {
    font-size: var(--fs-14);
  }

  .page-privacy .pp-banner {
    margin-top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc-list a,
  .page-privacy .pp-top-link {
    transition: none;
  }
}