.page-privacy {
  --pv-accent: #C24A17;
  --pv-rule-paper: rgba(36, 28, 22, .16);
  --pv-rule-soft: rgba(36, 28, 22, .07);
  --pv-rule-dark: rgba(31, 74, 107, .55);
  background: var(--cream);
  color: var(--brown-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  min-height: 60vh;
  padding-bottom: 72px;
  overflow-x: clip;
}

/* ---------- 深色首屏块 ---------- */
.page-privacy .pv-top {
  position: relative;
  overflow: hidden;
  color: var(--cream);
  background:
    radial-gradient(130% 120% at 90% -20%, rgba(41, 231, 255, .18), transparent 58%),
    radial-gradient(90% 80% at 6% 104%, rgba(57, 201, 127, .12), transparent 62%),
    linear-gradient(178deg, #0B2036 0%, var(--ink-900) 60%, #05111C 100%);
  border-bottom: 1px solid var(--blueprint-line);
}

.page-privacy .pv-top::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--pv-rule-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--pv-rule-dark) 1px, transparent 1px);
  background-size: 84px 84px;
  opacity: .34;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 92%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 92%);
}

.page-privacy .pv-top .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding-top: 20px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--slate-muted);
}

.page-privacy .pv-crumb a {
  color: var(--slate-muted);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .pv-crumb a:hover {
  color: var(--cyan-live);
}

.page-privacy .pv-crumb span[aria-current="page"] {
  color: var(--cream);
}

.page-privacy .pv-hero {
  max-width: 880px;
  padding: 30px 0 38px;
}

.page-privacy .pv-hero__eyebrow {
  position: relative;
  margin: 0 0 18px;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan-live);
}

.page-privacy .pv-hero__eyebrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  transform: translateY(-50%) skewX(-12deg);
  background: var(--orange-signal);
}

.page-privacy .pv-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 31px;
  line-height: 1.2;
  letter-spacing: -.012em;
  color: var(--cream);
}

.page-privacy .pv-hero__lead {
  max-width: 660px;
  margin: 0 0 28px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--slate-muted);
}

.page-privacy .pv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--blueprint-line);
}

.page-privacy .pv-hero__meta > div {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.page-privacy .pv-hero__meta dt {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate-muted);
}

.page-privacy .pv-hero__meta dd {
  margin: 0;
  font-size: var(--fs-15);
  color: var(--cream);
}

.page-privacy .pv-hero__meta dd.num {
  color: var(--cyan-live);
  font-weight: 700;
  letter-spacing: .02em;
}

/* ---------- 页首窄带图 ---------- */
.page-privacy .pv-band {
  position: relative;
  margin: 0 0 14px;
  padding-top: 14px;
  border-top: 1px solid var(--blueprint-line);
}

.page-privacy .pv-band img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--blueprint-line);
  opacity: .86;
  filter: saturate(.9) contrast(1.06);
}

.page-privacy .pv-band__cap {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .05em;
  color: var(--slate-muted);
}

/* ---------- 阅读进度 ---------- */
.page-privacy .pv-progress {
  position: relative;
  height: 2px;
  background: rgba(31, 74, 107, .55);
  overflow: hidden;
}

.page-privacy .pv-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan-live) 0%, var(--turf-green) 100%);
  transition: width 120ms linear;
}

/* ---------- 主体布局 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-privacy .pv-index {
  padding: 26px 0 22px;
  border-bottom: 1px solid var(--pv-rule-paper);
}

.page-privacy .pv-index__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(36, 28, 22, .55);
}

.page-privacy .pv-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-index__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 11px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .04em;
  color: rgba(36, 28, 22, .74);
  text-decoration: none;
  border-left: 2px solid transparent;
  background: var(--pv-rule-soft);
  transition:
    color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-privacy .pv-index__list a .num {
  color: var(--pv-accent);
  font-weight: 700;
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a[aria-current="location"] {
  color: var(--brown-ink);
  border-left-color: var(--pv-accent);
  background: rgba(36, 28, 22, .1);
}

.page-privacy .pv-index__list a:focus-visible {
  outline: 2px solid var(--pv-accent);
  outline-offset: 2px;
}

.page-privacy .pv-index__note {
  margin: 0;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: rgba(36, 28, 22, .55);
}

.page-privacy .pv-doc {
  min-width: 0;
  max-width: 68ch;
  padding-bottom: 24px;
}

/* ---------- 条款 ---------- */
.page-privacy .pv-clause {
  padding: 32px 0;
  border-bottom: 1px solid var(--pv-rule-paper);
  scroll-margin-top: calc(var(--cmd-h) + 24px);
}

.page-privacy .pv-clause:last-of-type {
  border-bottom: none;
}

.page-privacy .pv-clause__summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 4px 0;
  list-style: none;
  cursor: pointer;
}

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

.page-privacy .pv-clause__summary:focus-visible {
  outline: 2px solid var(--pv-accent);
  outline-offset: 5px;
}

.page-privacy .pv-clause__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-15);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--pv-accent);
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-20);
  line-height: 1.3;
  letter-spacing: -.006em;
  color: var(--brown-ink);
}

.page-privacy .pv-clause__chev {
  flex: none;
  width: 9px;
  height: 9px;
  margin-left: auto;
  border-right: 2px solid rgba(36, 28, 22, .45);
  border-bottom: 2px solid rgba(36, 28, 22, .45);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--t-fast) var(--ease);
}

.page-privacy .pv-clause[open] .pv-clause__chev {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-privacy .pv-clause__body {
  padding-top: 20px;
}

.page-privacy .pv-clause__body > p {
  max-width: 64ch;
  margin: 0 0 16px;
}

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

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

.page-privacy .pv-clause__body a:hover {
  color: var(--brown-ink);
}

/* ---------- 字段行列表 ---------- */
.page-privacy .pv-list {
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pv-rule-paper);
}

.page-privacy .pv-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-rule-paper);
}

.page-privacy .pv-list__key {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(36, 28, 22, .58);
}

.page-privacy .pv-list li > span:last-child {
  font-size: var(--fs-16);
  line-height: 1.72;
  min-width: 0;
  overflow-wrap: anywhere;
}

/* ---------- 联系字段块 ---------- */
.page-privacy .pv-fields {
  margin: 18px 0 22px;
  border-top: 1px solid var(--pv-rule-paper);
}

.page-privacy .pv-fields__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-rule-paper);
}

.page-privacy .pv-fields__label {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(36, 28, 22, .58);
}

.page-privacy .pv-fields__value {
  font-size: var(--fs-16);
  min-width: 0;
  overflow-wrap: anywhere;
}

.page-privacy .pv-fields__value--num {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--brown-ink);
}

/* ---------- 底部继续查阅 ---------- */
.page-privacy .pv-related {
  margin-top: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--pv-rule-paper);
}

.page-privacy .pv-related__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(36, 28, 22, .55);
}

.page-privacy .pv-related__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-related__links a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 14px;
  font-size: var(--fs-15);
  color: var(--brown-ink);
  text-decoration: none;
  border: 1px solid var(--pv-rule-paper);
  border-left: 3px solid var(--pv-accent);
  background: rgba(36, 28, 22, .02);
  transition:
    background-color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.page-privacy .pv-related__links a .num {
  flex: none;
  color: var(--pv-accent);
  font-weight: 700;
}

.page-privacy .pv-related__links a:hover {
  background: rgba(36, 28, 22, .07);
}

.page-privacy .pv-related__links a:focus-visible {
  outline: 2px solid var(--pv-accent);
  outline-offset: 2px;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  padding: 11px 15px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--cream);
  background: rgba(7, 24, 43, .86);
  border: 1px solid var(--blueprint-line);
  border-radius: 2px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity var(--t-mid) var(--ease),
    transform var(--t-mid) var(--ease),
    visibility var(--t-mid),
    border-color var(--t-fast) var(--ease);
}

.page-privacy .to-top[data-visible="true"] {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.page-privacy .to-top:hover {
  border-color: var(--cyan-live);
}

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

/* ---------- 平板以上 ---------- */
@media (min-width: 620px) {
  .page-privacy .pv-list li,
  .page-privacy .pv-fields__row {
    grid-template-columns: 152px minmax(0, 1fr);
  }

  .page-privacy .pv-list__key,
  .page-privacy .pv-fields__label {
    padding-top: 3px;
  }

  .page-privacy .pv-related__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 20px;
  }
}

@media (min-width: 700px) {
  .page-privacy .pv-hero__title {
    font-size: var(--fs-39);
  }

  .page-privacy .pv-clause__title {
    font-size: var(--fs-25);
  }

  .page-privacy .pv-hero {
    padding: 40px 0 48px;
  }
}

/* ---------- 桌面：左侧条款索引常驻 ---------- */
@media (min-width: 960px) {
  .page-privacy {
    padding-bottom: 96px;
  }

  .page-privacy .pv-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 56px;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--cmd-h) + 28px);
    align-self: start;
    padding: 56px 26px 56px 0;
    border-bottom: none;
    border-right: 1px solid var(--pv-rule-paper);
    max-height: calc(100vh - var(--cmd-h) - 56px);
    overflow-y: auto;
  }

  .page-privacy .pv-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 3px;
  }

  .page-privacy .pv-index__list a {
    background: transparent;
    padding: 9px 10px;
  }

  .page-privacy .pv-doc {
    padding-top: 50px;
  }

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

  .page-privacy .pv-hero__title {
    font-size: var(--fs-49);
  }
}

@media (min-width: 1180px) {
  .page-privacy .pv-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 72px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-progress__bar,
  .page-privacy .to-top,
  .page-privacy .pv-clause__chev,
  .page-privacy .pv-index__list a,
  .page-privacy .pv-related__links a {
    transition: none;
  }

  .page-privacy .to-top {
    transform: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #fff;
    color: #000;
    padding: 0;
  }

  .page-privacy .pv-top {
    background: #fff;
    color: #000;
    border-bottom: 1px solid #999;
  }

  .page-privacy .pv-top::before,
  .page-privacy .pv-progress,
  .page-privacy .pv-index,
  .page-privacy .to-top {
    display: none;
  }

  .page-privacy .pv-hero__title,
  .page-privacy .pv-hero__lead,
  .page-privacy .pv-hero__meta dt,
  .page-privacy .pv-hero__meta dd,
  .page-privacy .pv-band__cap {
    color: #000;
  }

  .page-privacy .pv-layout {
    display: block;
  }

  .page-privacy .pv-clause {
    break-inside: avoid;
  }
}