.page-privacy {
  --p-measure: 68ch;
  --p-rule: var(--line);
  --p-accent: var(--cyan);
  position: relative;
  background: var(--ink-900);
  color: var(--text);
  padding-bottom: clamp(52px, 9vw, 104px);
}

/* 顶部窄幅氛围带 */
.page-privacy .p-ambient {
  position: relative;
  height: 160px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 200% at 10% 0%, rgba(34, 225, 214, .16), transparent 58%),
    radial-gradient(90% 180% at 92% 10%, rgba(255, 181, 69, .10), transparent 62%),
    var(--ink-800);
}

.page-privacy .p-ambient__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .5;
}

.page-privacy .p-ambient__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 11, 24, .25) 0%, rgba(7, 11, 24, .82) 74%, var(--ink-900) 100%);
}

.page-privacy .p-ambient::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 76px);
  opacity: .38;
  pointer-events: none;
}

/* 页面框架 */
.page-privacy .p-frame {
  position: relative;
  z-index: 1;
  padding-top: clamp(20px, 3.2vw, 34px);
}

.page-privacy .p-head {
  max-width: 42rem;
  padding-block: clamp(20px, 3vw, 34px) clamp(26px, 4vw, 44px);
}

.page-privacy .p-head h1 {
  margin: .34em 0 .56em;
  font-size: clamp(31px, 6vw, 58px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.012em;
  max-width: 19ch;
}

.page-privacy .p-head .lede {
  margin: 0;
  max-width: 60ch;
  color: var(--text-soft);
  font-size: clamp(16px, 1.9vw, 17.5px);
  line-height: 1.8;
}

.page-privacy .p-head__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 24px 0 0;
  padding: 15px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-size: 13px;
}

.page-privacy .p-head__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-privacy .p-head__k {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .18em;
}

.page-privacy .p-head__meta .num {
  font-family: var(--font-mono);
  color: var(--text);
  font-size: 13px;
  letter-spacing: .02em;
}

/* 主体：正文 + 章节导航 */
.page-privacy .p-layout {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.page-privacy .p-toc {
  order: -1;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
  padding: 14px 16px 16px;
}

.page-privacy .p-toc__title {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--muted);
}

.page-privacy .p-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .p-toc__list li {
  flex: none;
}

.page-privacy .p-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  scroll-snap-align: start;
  transition: color .16s var(--ease), border-color .16s var(--ease), background-color .16s var(--ease);
}

.page-privacy .p-toc__n {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .04em;
}

.page-privacy .p-toc__list a:hover,
.page-privacy .p-toc__list a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(34, 225, 214, .07);
}

.page-privacy .p-toc__list a:hover .p-toc__n,
.page-privacy .p-toc__list a:focus-visible .p-toc__n {
  color: var(--cyan);
}

/* 条款正文 */
.page-privacy .p-doc {
  min-width: 0;
  max-width: var(--p-measure);
}

.page-privacy .p-clause {
  scroll-margin-top: 96px;
  padding-block: clamp(30px, 4.6vw, 48px);
  border-top: 1px solid var(--line);
}

.page-privacy .p-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .p-clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
}

.page-privacy .p-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-privacy .p-clause__head h2 {
  margin: 0;
  font-size: clamp(20px, 2.9vw, 27px);
  line-height: 1.26;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-privacy .p-clause__body {
  position: relative;
  padding-left: 18px;
}

.page-privacy .p-clause__body::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  bottom: 3px;
  width: 2px;
  background: var(--line);
  transition: background-color .24s var(--ease);
}

.page-privacy .p-clause:hover .p-clause__body::before,
.page-privacy .p-clause:focus-within .p-clause__body::before {
  background: var(--cyan);
}

.page-privacy .p-clause__body > p {
  margin: 0 0 18px;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.84;
}

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

.page-privacy .p-list {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .p-list__item {
  padding-top: 16px;
  border-top: 1px dashed rgba(42, 58, 107, .9);
}

.page-privacy .p-list__item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .p-list__t {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-privacy .p-list__item p {
  margin: 0;
  color: var(--text-soft);
  font-size: 15.5px;
  line-height: 1.82;
}

/* 修订记录 */
.page-privacy .p-versions {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .p-versions li {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px 16px;
  padding: 14px 0;
  border-top: 1px solid rgba(42, 58, 107, .72);
}

.page-privacy .p-versions li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .p-versions__v {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-privacy .p-versions__d {
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.74;
}

/* 尾部指引 */
.page-privacy .p-tail {
  margin-top: clamp(34px, 5vw, 54px);
  padding: clamp(22px, 3.4vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background:
    linear-gradient(150deg, rgba(34, 225, 214, .08), transparent 52%),
    var(--ink-800);
}

.page-privacy .p-tail__k {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--muted);
}

.page-privacy .p-tail__t {
  margin: 12px 0 14px;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.3;
  font-weight: 700;
}

.page-privacy .p-tail__d {
  margin: 0 0 14px;
  max-width: 58ch;
  color: var(--text-soft);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-privacy .p-tail__mail {
  margin: 0 0 20px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-privacy .p-tail__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .p-tail__acts .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

/* 桌面端：右侧粘性章节导航 */
@media (min-width: 1000px) {
  .page-privacy .p-layout {
    display: grid;
    grid-template-columns: minmax(0, 68ch) 212px;
    justify-content: center;
    align-items: start;
    gap: clamp(36px, 5vw, 76px);
  }

  .page-privacy .p-doc {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .p-toc {
    grid-column: 2;
    grid-row: 1;
    order: 0;
    position: sticky;
    top: 92px;
    padding: 16px 18px 18px;
  }

  .page-privacy .p-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .p-toc__list a {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 8px 0 8px 12px;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    white-space: normal;
    line-height: 1.5;
    transition: color .16s var(--ease), border-color .16s var(--ease);
  }

  .page-privacy .p-toc__list a:hover,
  .page-privacy .p-toc__list a:focus-visible {
    background: none;
    border-left-color: var(--cyan);
  }
}

@media (min-width: 1200px) {
  .page-privacy .p-clause__body {
    padding-left: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .p-clause__body::before,
  .page-privacy .p-toc__list a {
    transition: none;
  }
}