.page-privacy {
  --pv-measure: 700px;
  --pv-toc-w: 196px;
  --pv-rule: rgba(63, 125, 255, .24);
  --pv-hair: rgba(152, 164, 176, .16);
  display: block;
  background: var(--ink);
  color: var(--fog);
}

/* ---------- Hero ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 40px 0 46px;
  border-bottom: 1px solid var(--pv-rule);
  background: linear-gradient(180deg, var(--carbon) 0%, var(--ink) 100%);
}

.page-privacy .pv-hero-img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(110% 130% at 8% 0%, rgba(63, 125, 255, .2), transparent 62%),
    linear-gradient(180deg, rgba(7, 9, 12, .6) 0%, rgba(7, 9, 12, .88) 62%, var(--ink) 100%);
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -70%;
  z-index: 1;
  width: 62%;
  height: 150%;
  border-left: 1px solid rgba(182, 255, 59, .22);
  transform: rotate(18deg);
  pointer-events: none;
}

.page-privacy .pv-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-hero .crumb {
  margin: 0 0 4px;
}

.page-privacy .pv-title {
  margin: 4px 0 0;
  max-width: 17ch;
  font-family: var(--font-sans);
  font-size: clamp(34px, 6.4vw, 76px);
  font-weight: 250;
  line-height: 1.06;
  letter-spacing: -.022em;
  color: var(--fog);
}

.page-privacy .pv-lede {
  max-width: 56ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--stone);
}

.page-privacy .pv-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 16px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--stone);
}

.page-privacy .pv-hero-facts .mono {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
}

/* ---------- Body layout ---------- */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 34px;
  padding-bottom: 64px;
}

.page-privacy .pv-article {
  min-width: 0;
  max-width: var(--pv-measure);
}

/* ---------- 锚点索引 ---------- */
.page-privacy .pv-toc {
  align-self: start;
}

.page-privacy .pv-toc-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-privacy .pv-toc-list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-left: 2px solid var(--pv-hair);
  font-size: 13px;
  line-height: 1.45;
  color: var(--stone);
  text-decoration: none;
  transition: color .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-privacy .pv-toc-list a:hover,
.page-privacy .pv-toc-list a:focus-visible {
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(182, 255, 59, .06);
}

.page-privacy .pv-toc-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--blue);
}

/* ---------- 条款章节 ---------- */
.page-privacy .pv-sec {
  padding: 30px 0;
  border-top: 1px solid var(--pv-hair);
  scroll-margin-top: 96px;
}

.page-privacy .pv-sec:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pv-h {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-family: var(--font-sans);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.005em;
  color: var(--fog);
}

.page-privacy .pv-h-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-privacy .pv-sec p {
  margin: 0 0 14px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.82;
  color: var(--fog);
}

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

.page-privacy .pv-mail {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--lime);
  word-break: break-all;
}

/* ---------- 提示块 ---------- */
.page-privacy .pv-note {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  margin-top: 18px;
  padding: 16px 20px 16px 18px;
  background: var(--graphite);
  clip-path: polygon(0 0, calc(100% - var(--cut-sm)) 0, 100% var(--cut-sm), 100% 100%, 0 100%);
}

.page-privacy .pv-note-mark {
  display: block;
  width: 6px;
  height: 6px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(182, 255, 59, .14);
}

.page-privacy .pv-note p {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 用途条 ---------- */
.page-privacy .pv-strip {
  display: grid;
  gap: 1px;
  margin-top: 20px;
  border-top: 1px solid var(--pv-rule);
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .pv-strip-item {
  display: grid;
  gap: 6px;
  padding: 14px 2px;
  border-top: 1px dashed var(--pv-hair);
}

.page-privacy .pv-strip-item:first-child {
  border-top: 0;
}

.page-privacy .pv-strip-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--blue);
}

.page-privacy .pv-strip-v {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--fog);
}

/* ---------- 折叠条目 ---------- */
.page-privacy .pv-detail {
  margin-top: 14px;
  padding: 0 18px;
  background: var(--carbon);
  border-left: 2px solid var(--blue);
  transition: border-color .22s var(--ease);
}

.page-privacy .pv-detail[open] {
  border-left-color: var(--lime);
}

.page-privacy .pv-detail summary {
  padding: 14px 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--fog);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pv-detail summary::before {
  content: "+";
  display: inline-block;
  width: 18px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--lime);
}

.page-privacy .pv-detail[open] summary::before {
  content: "−";
}

.page-privacy .pv-detail summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.page-privacy .pv-detail p {
  margin: 0;
  padding: 0 0 16px 18px;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--stone);
}

/* ---------- 联系块 ---------- */
.page-privacy .pv-contact {
  display: grid;
  gap: 6px;
  margin-top: 22px;
  padding: 18px 22px;
  background: var(--graphite);
  border-top: 2px solid var(--lime);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-privacy .pv-contact-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--stone);
}

.page-privacy .pv-contact-v {
  font-family: var(--font-mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  line-height: 1.6;
  color: var(--fog);
  word-break: break-all;
}

.page-privacy .pv-contact-addr {
  color: var(--stone);
}

/* ---------- 行动区 ---------- */
.page-privacy .pv-actions {
  display: grid;
  gap: 14px;
  margin-top: 38px;
  padding: 26px 24px 28px;
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(63, 125, 255, .18), transparent 60%),
    var(--carbon);
  border-left: 2px solid var(--lime);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-privacy .pv-actions-title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--fog);
}

.page-privacy .pv-actions p {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-privacy .pv-actions-btns {
  margin-top: 6px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-hero {
    padding: 56px 0 58px;
  }

  .page-privacy .pv-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-privacy .pv-strip-item {
    padding: 18px 16px;
    border-top: 0;
    border-left: 1px dashed var(--pv-hair);
  }

  .page-privacy .pv-strip-item:first-child {
    padding-left: 2px;
    border-left: 0;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-body {
    grid-template-columns: var(--pv-toc-w) minmax(0, var(--pv-measure));
    column-gap: 64px;
    justify-content: center;
    align-items: start;
    padding-top: 52px;
    padding-bottom: 88px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 92px;
  }

  .page-privacy .pv-sec {
    padding: 38px 0;
  }

  .page-privacy .pv-h {
    font-size: 23px;
  }
}

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