.page-privacy {
  --pv-rule: rgba(238, 242, 255, .09);
  --pv-rule-strong: rgba(238, 242, 255, .22);
  --pv-max: 68ch;
  padding-top: clamp(28px, 5vw, 56px);
  padding-bottom: clamp(64px, 9vw, 120px);
}

/* ---------- 面包屑与页首 ---------- */
.page-privacy .breadcrumbs {
  margin-bottom: 30px;
  font-size: 13px;
  letter-spacing: .04em;
}

.page-privacy .pv-head {
  max-width: 820px;
  margin-bottom: clamp(32px, 5vw, 52px);
}

.page-privacy .pv-version {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  padding: 5px 12px 5px 10px;
  border-left: 3px solid var(--lava);
  background: rgba(255, 106, 43, .08);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--lava);
}

.page-privacy .pv-version .mono {
  color: var(--white);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-privacy .pv-head h1 {
  margin: 0 0 20px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(2.5rem, 8vw, 4.6rem);
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-privacy .pv-head__lede {
  margin: 0 0 18px;
  max-width: var(--pv-max);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .pv-head__meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .pv-banner {
  margin: 0 0 clamp(40px, 6vw, 72px);
}

.page-privacy .pv-banner__frame {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-privacy .pv-banner__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  opacity: .5;
  filter: saturate(.8) contrast(1.05);
}

.page-privacy .pv-banner__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(8, 7, 15, 0) 28%, rgba(8, 7, 15, .88) 100%);
  pointer-events: none;
}

.page-privacy .pv-banner__frame::after {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  top: 40%;
  z-index: 2;
  height: clamp(46px, 7vw, 80px);
  background: linear-gradient(90deg,
    rgba(122, 60, 255, 0) 0%,
    rgba(122, 60, 255, .85) 24%,
    rgba(34, 211, 255, .7) 58%,
    rgba(255, 106, 43, .45) 82%,
    rgba(255, 106, 43, 0) 100%);
  transform: rotate(-6deg);
  opacity: .55;
  mix-blend-mode: screen;
  pointer-events: none;
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: clamp(28px, 5vw, 44px);
}

/* ---------- 条款目录 ---------- */
.page-privacy .pv-index__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

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

.page-privacy .pv-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid var(--pv-rule);
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  color: var(--white);
  border-left-color: var(--cyan);
  background: rgba(34, 211, 255, .07);
}

.page-privacy .pv-index__num {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
}

/* ---------- 条款折叠组 ---------- */
.page-privacy .pv-body {
  min-width: 0;
}

.page-privacy .pv-clause {
  border-top: 1px solid var(--pv-rule);
  scroll-margin-top: calc(var(--topline-h) + 32px);
  transition: border-color .22s var(--ease);
}

.page-privacy .pv-clause:last-of-type {
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .pv-clause:target {
  border-top-color: var(--cyan);
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 22px 0;
  cursor: pointer;
  list-style: none;
}

.page-privacy .pv-clause__head::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-clause__num {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-privacy .pv-clause__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.28rem, 3.4vw, 1.9rem);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--white);
  transition: color .22s var(--ease);
}

.page-privacy .pv-clause__head::after {
  content: "";
  flex: 0 0 auto;
  align-self: center;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--mist);
  border-bottom: 2px solid var(--mist);
  transform: rotate(45deg);
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.page-privacy .pv-clause[open] .pv-clause__head::after {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-privacy .pv-clause__head:hover .pv-clause__title,
.page-privacy .pv-clause__head:focus-visible .pv-clause__title {
  color: var(--cyan);
}

.page-privacy .pv-clause__body {
  padding-bottom: 34px;
}

.page-privacy .pv-clause__body p {
  max-width: var(--pv-max);
  margin: 0 0 16px;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-privacy .pv-clause__body .pv-lead {
  color: var(--white);
  font-weight: 500;
}

.page-privacy .pv-clause__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pv-clause__body a:hover,
.page-privacy .pv-clause__body a:focus-visible {
  color: var(--white);
}

.page-privacy .pv-clause__body strong {
  color: var(--white);
  font-weight: 600;
}

.page-privacy .pv-emph {
  max-width: var(--pv-max);
  margin: 0 0 18px;
  padding: 4px 0 4px 16px;
  border-left: 2px solid var(--cyan);
  color: var(--white);
  font-weight: 600;
  line-height: 1.8;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  max-width: var(--pv-max);
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 相关页面 ---------- */
.page-privacy .pv-related {
  margin-top: clamp(48px, 7vw, 80px);
  padding-top: 26px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-related__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-privacy .pv-related__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
}

.page-privacy .pv-related__list a {
  font-size: 14px;
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--pv-rule-strong);
  transition: color .22s var(--ease), text-decoration-color .22s var(--ease);
}

.page-privacy .pv-related__list a:hover,
.page-privacy .pv-related__list a:focus-visible {
  color: var(--cyan);
  text-decoration-color: var(--cyan);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pv-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--mist);
  text-decoration: none;
  background: rgba(19, 19, 36, .94);
  border: 1px solid var(--pv-rule-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(160px, 200px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--topline-h) + 26px);
  }

  .page-privacy .pv-clause__body {
    padding-left: 34px;
    padding-right: 8px;
  }

  .page-privacy .pv-clause__head::after {
    margin-right: 4px;
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 599px) {
  .page-privacy .pv-banner__frame img {
    aspect-ratio: 16 / 10;
  }

  .page-privacy .pv-clause__head {
    gap: 12px;
    padding: 18px 0;
  }

  .page-privacy .pv-clause__body {
    padding-bottom: 28px;
  }

  .page-privacy .pv-index__list a {
    padding: 8px 8px;
  }

  .page-privacy .pv-top {
    right: 12px;
    bottom: 12px;
    padding: 8px 12px;
    font-size: 12px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}