.page-privacy {
  --pv-gap: clamp(26px, 4.5vw, 56px);
  --pv-line: rgba(212, 164, 76, .24);
  --pv-teal-line: rgba(38, 198, 166, .55);
  position: relative;
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-privacy .crumbs {
  padding-top: calc(var(--frame-top) + 6px);
}
.page-privacy .crumbs__item--current {
  color: var(--gold-hi);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(20px, 3vw, 36px) 0 clamp(40px, 6vw, 76px);
  overflow: hidden;
}
.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -18%;
  width: 74vw;
  height: 74vw;
  max-width: 720px;
  max-height: 720px;
  background: radial-gradient(circle at 58% 42%, rgba(90, 63, 176, .34), rgba(59, 75, 216, .16) 46%, rgba(6, 6, 10, 0) 70%);
  pointer-events: none;
}
.page-privacy .pv-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}
.page-privacy .pv-hero__stamp {
  color: var(--gold);
  margin-bottom: 14px;
}
.page-privacy .pv-hero__title {
  font-size: clamp(2.3rem, 8.4vw, 4.4rem);
  line-height: 1.04;
  margin: 0 0 18px;
}
.page-privacy .pv-hero__lede {
  color: var(--paper);
  max-width: 46ch;
  margin: 0 0 26px;
}
.page-privacy .pv-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pv-line);
  border: 1px solid var(--pv-line);
  max-width: 560px;
}
.page-privacy .pv-hero__facts li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
  background: rgba(15, 16, 24, .72);
  padding: 11px 14px;
}
.page-privacy .pv-hero__fact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
  min-width: 72px;
}
.page-privacy .pv-hero__fact-val {
  color: var(--paper);
  font-size: 14.5px;
  letter-spacing: .01em;
  word-break: break-word;
}
.page-privacy .pv-hero__media {
  margin: 0;
  position: relative;
  border: 1px solid var(--pv-line);
  background: linear-gradient(140deg, rgba(25, 27, 38, .9), rgba(6, 6, 10, .6));
  padding: 10px;
}
.page-privacy .pv-hero__media::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 26px;
  height: 26px;
  border-top: 1px solid var(--gold);
  border-right: 1px solid var(--gold);
}
.page-privacy .pv-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.92) contrast(1.04);
}
.page-privacy .pv-hero__media-cap {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist);
  padding: 10px 2px 2px;
  line-height: 1.7;
}

/* ---------- 主体布局 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: clamp(26px, 4vw, 54px);
  padding-bottom: clamp(56px, 8vw, 110px);
}

/* 目录：移动端横向滚动 */
.page-privacy .pv-toc {
  position: relative;
}
.page-privacy .pv-toc__title {
  color: var(--gold);
  margin: 0 0 10px;
}
.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 10px;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--pv-line);
}
.page-privacy .pv-toc__list::-webkit-scrollbar {
  display: none;
}
.page-privacy .pv-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--mist);
  font-size: 13.5px;
  padding: 6px 12px;
  border: 1px solid var(--pv-line);
  background: rgba(25, 27, 38, .6);
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--gold-hi);
  border-color: rgba(212, 164, 76, .5);
}
.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--gold);
}
.page-privacy .pv-toc__link.is-active {
  color: var(--paper);
  border-color: var(--gold);
  background: rgba(212, 164, 76, .12);
}

/* ---------- 条目 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: clamp(34px, 5vw, 64px);
  border-left: 1px solid var(--pv-line);
  padding-left: clamp(16px, 3vw, 40px);
}
.page-privacy .pv-item {
  position: relative;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .28s var(--ease), transform .28s var(--ease);
}
.page-privacy .pv-item.is-in,
.page-privacy .pv-item[data-reveal]:not([data-reveal]) {
  opacity: 1;
  transform: none;
}
.page-privacy .pv-item.is-in {
  opacity: 1;
  transform: none;
}
.page-privacy .pv-item__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px 14px;
  align-items: baseline;
  margin-bottom: 16px;
}
.page-privacy .pv-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold-hi);
  padding-top: .35em;
}
.page-privacy .pv-item__title {
  margin: 0;
  font-size: clamp(1.35rem, 4.6vw, 2rem);
  line-height: 1.25;
}
.page-privacy .pv-item__body p {
  margin: 0 0 14px;
  color: var(--paper);
  font-size: 15.5px;
  line-height: 1.9;
  max-width: 68ch;
}
.page-privacy .pv-item__body p:last-child {
  margin-bottom: 0;
}
.page-privacy .pv-sub {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 22px 0 10px;
}
.page-privacy .pv-muted {
  color: var(--mist);
  font-size: 14px;
  line-height: 1.9;
}
.page-privacy .pv-muted a {
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(244, 215, 148, .4);
}
.page-privacy .pv-muted a:hover {
  border-bottom-color: var(--gold-hi);
}

/* 列表 */
.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  color: var(--paper);
  font-size: 15px;
  line-height: 1.85;
}
.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}
.page-privacy .pv-list--teal li::before {
  width: 3px;
  height: 12px;
  top: .58em;
  background: var(--teal);
}

/* 强调段 */
.page-privacy .pv-note {
  border-left: 1px solid var(--gold);
  padding: 2px 0 2px 14px;
  color: var(--paper);
}
.page-privacy .pv-note--teal {
  border-left: 3px solid var(--teal);
  background: rgba(38, 198, 166, .06);
  padding: 12px 14px;
}

/* 折叠 */
.page-privacy .pv-fold {
  margin-top: 22px;
  border-top: 1px solid var(--pv-line);
  padding-top: 14px;
}
.page-privacy .pv-fold summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold-hi);
}
.page-privacy .pv-fold summary::-webkit-details-marker {
  display: none;
}
.page-privacy .pv-fold summary::before {
  content: "+";
  display: inline-block;
  width: 18px;
  height: 18px;
  line-height: 17px;
  text-align: center;
  border: 1px solid var(--pv-line);
  color: var(--gold);
  font-size: 12px;
}
.page-privacy .pv-fold[open] summary::before {
  content: "−";
}
.page-privacy .pv-fold__panel {
  padding: 12px 0 0 28px;
}
.page-privacy .pv-fold__panel p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.9;
  max-width: 66ch;
}

/* 用途四格 */
.page-privacy .pv-uses {
  display: grid;
  gap: 1px;
  background: var(--pv-line);
  border: 1px solid var(--pv-line);
}
.page-privacy .pv-use {
  background: var(--ink-2);
  padding: 18px 16px 16px;
}
.page-privacy .pv-use__title {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--gold-hi);
  letter-spacing: .02em;
}
.page-privacy .pv-use p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.85;
}

/* 期限表 */
.page-privacy .pv-terms {
  margin: 0 0 18px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pv-line);
}
.page-privacy .pv-term {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-line);
}
.page-privacy .pv-term dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--gold);
}
.page-privacy .pv-term dd {
  margin: 0;
  color: var(--paper);
  font-size: 15px;
  line-height: 1.85;
}

/* 缓存对比 */
.page-privacy .pv-compare {
  display: grid;
  gap: 1px;
  background: var(--pv-line);
  border: 1px solid var(--pv-line);
  margin: 18px 0;
}
.page-privacy .pv-compare__col {
  background: rgba(15, 16, 24, .85);
  padding: 16px;
}
.page-privacy .pv-compare__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.page-privacy .pv-compare__col--before .pv-compare__tag {
  color: var(--teal);
}
.page-privacy .pv-compare__col--after .pv-compare__tag {
  color: var(--magenta);
}
.page-privacy .pv-compare__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-privacy .pv-compare__col li {
  position: relative;
  padding-left: 16px;
  color: var(--paper);
  font-size: 14.5px;
  line-height: 1.8;
}
.page-privacy .pv-compare__col--before li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 6px;
  height: 6px;
  background: var(--teal);
  border-radius: 50%;
}
.page-privacy .pv-compare__col--after li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 6px;
  height: 6px;
  background: var(--magenta);
  border-radius: 50%;
}

/* 操作步骤 */
.page-privacy .pv-steps {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: pv;
}
.page-privacy .pv-step {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pv-line);
}
.page-privacy .pv-step:first-child {
  border-top: 1px solid var(--pv-line);
}
.page-privacy .pv-step__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-hi);
  border: 1px solid var(--pv-line);
  width: 30px;
  height: 30px;
  line-height: 28px;
  text-align: center;
}
.page-privacy .pv-step__text h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: .02em;
}
.page-privacy .pv-step__text p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.85;
  max-width: 62ch;
}

/* 邮箱条 */
.page-privacy .pv-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 14px 16px;
  background: rgba(25, 27, 38, .8);
  border: 1px solid var(--pv-line);
  box-shadow: 0 18px 48px rgba(0, 0, 0, .45);
  margin-bottom: 14px;
}
.page-privacy .pv-mail__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-privacy .pv-mail__value {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--gold-hi);
  background: none;
  border: 1px dashed rgba(212, 164, 76, .45);
  padding: 6px 10px;
  cursor: pointer;
  word-break: break-all;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.page-privacy .pv-mail__value:hover,
.page-privacy .pv-mail__value:focus-visible {
  border-color: var(--gold-hi);
  color: var(--paper);
}
.page-privacy .pv-mail__hint {
  font-size: 12px;
  color: var(--mist);
}

/* 结尾研究板 */
.page-privacy .pv-cta {
  margin: 24px 0 18px;
}
.page-privacy .pv-cta p {
  color: var(--mist);
}
.page-privacy .pv-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

/* ---------- 桌面 ---------- */
@media (min-width: 860px) {
  .page-privacy .pv-hero__inner {
    grid-template-columns: 1.06fr .94fr;
    align-items: center;
  }
  .page-privacy .pv-hero__media {
    transform: translateY(10px);
  }
  .page-privacy .pv-uses {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-privacy .pv-compare {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-privacy .pv-term {
    grid-template-columns: 128px 1fr;
    align-items: baseline;
    gap: 6px 20px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }
  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--frame-top) + 18px);
  }
  .page-privacy .pv-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    border-bottom: 0;
    border-left: 1px solid var(--pv-line);
    padding: 0 0 0 0;
  }
  .page-privacy .pv-toc__link {
    border: 0;
    background: none;
    padding: 7px 10px;
    white-space: normal;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }
  .page-privacy .pv-toc__link.is-active {
    background: none;
    border-left-color: var(--gold);
  }
  .page-privacy .pv-item__head {
    grid-template-columns: 62px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-item {
    opacity: 1;
    transform: none;
    transition: none;
  }
}