.page-privacy {
  --pv-max: 1180px;
  --pv-index-w: 236px;
  --pv-soft-line: rgba(14, 17, 22, 0.12);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-3);
  line-height: 1.85;
}

.page-privacy * {
  box-sizing: border-box;
}

/* 页首 */
.page-privacy .pv-head {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  border-bottom: var(--bd) solid var(--ink);
}

.page-privacy .pv-head__img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-privacy .pv-head__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(11, 30, 58, 0.97) 0%,
    rgba(11, 30, 58, 0.92) 44%,
    rgba(11, 30, 58, 0.42) 78%,
    rgba(11, 30, 58, 0.2) 100%
  );
}

.page-privacy .pv-head__inner {
  position: relative;
  z-index: 1;
  max-width: var(--pv-max);
  margin: 0 auto;
  padding: 26px 20px 40px;
  color: var(--paper);
}

.page-privacy .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  font-size: var(--fs-1);
  letter-spacing: 0.06em;
  color: rgba(246, 241, 231, 0.72);
}

.page-privacy .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-privacy .breadcrumbs li + li::before {
  content: "/";
  color: rgba(246, 241, 231, 0.45);
}

.page-privacy .breadcrumbs a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-privacy .breadcrumbs a:hover,
.page-privacy .breadcrumbs a:focus-visible {
  border-bottom-color: var(--gold);
}

.page-privacy .kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  letter-spacing: 0.26em;
  color: var(--gold);
}

.page-privacy .pv-h1 {
  margin: 0 0 18px;
  max-width: 16em;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.9rem, 7vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
}

.page-privacy .pv-lede {
  max-width: 32em;
  margin: 0;
  font-size: var(--fs-4);
  line-height: 1.85;
  color: rgba(246, 241, 231, 0.9);
}

.page-privacy .pv-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-chips li {
  padding: 6px 12px;
  border: 2px solid rgba(246, 241, 231, 0.32);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.04em;
  color: var(--paper);
}

/* 目录 + 正文 */
.page-privacy .pv-body {
  display: grid;
  gap: 26px;
  max-width: var(--pv-max);
  margin: 0 auto;
  padding: 30px 20px 64px;
}

.page-privacy .pv-index {
  padding: 18px 16px 20px;
  background: var(--paper-2);
  border: var(--bd) solid var(--ink);
  box-shadow: var(--shadow-soft);
}

.page-privacy .pv-index__title {
  margin: 0;
  padding-left: 12px;
  position: relative;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.22em;
  color: var(--navy);
}

.page-privacy .pv-index__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 6px;
  height: 0.9em;
  background: var(--teal);
}

.page-privacy .pv-index__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-index__link {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 7px 6px;
  border-left: 3px solid transparent;
  color: var(--navy);
  font-size: var(--fs-2);
  line-height: 1.5;
  text-decoration: none;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  background: var(--paper);
  border-left-color: var(--orange);
  outline: none;
}

.page-privacy .pv-index__n {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  color: var(--teal-d);
}

.page-privacy .pv-article {
  min-width: 0;
}

/* 章节 */
.page-privacy .pv-sec {
  scroll-margin-top: 96px;
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 4px solid var(--paper-2);
}

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

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

.page-privacy .pv-sum:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-privacy .pv-sum__num {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--teal);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--fs-3);
  font-weight: 700;
}

.page-privacy .pv-sum__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.25rem, 4.6vw, 1.9rem);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.page-privacy .pv-sum__chev {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-right: 4px;
  border-right: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.2s var(--ease);
}

.page-privacy .pv-fold[open] .pv-sum__chev {
  transform: rotate(225deg) translate(-2px, -2px);
}

.page-privacy .pv-content {
  padding: 0 0 8px;
}

.page-privacy .pv-lead {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 5px solid var(--orange);
  font-size: var(--fs-4);
  font-weight: 600;
  line-height: 1.75;
  color: var(--ink);
}

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

.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--pv-soft-line);
}

.page-privacy .pv-clause__id {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  color: var(--teal-d);
}

.page-privacy .pv-clause__title {
  margin: 0 0 4px;
  font-family: var(--font-sans);
  font-size: var(--fs-4);
  font-weight: 700;
  line-height: 1.55;
  color: var(--navy);
}

.page-privacy .pv-clause p {
  margin: 0;
  font-size: var(--fs-3);
  line-height: 1.85;
  color: #2b313b;
}

.page-privacy .pv-clause p a,
.page-privacy .pv-cross a {
  color: var(--orange-d);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-clause p a:hover,
.page-privacy .pv-cross a:hover {
  color: var(--gold-d);
}

.page-privacy .pv-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border: var(--bd) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
  font-size: var(--fs-3);
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .pv-cross {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--pv-soft-line);
  font-size: var(--fs-2);
  line-height: 1.9;
  color: #3a4048;
}

/* 数据流向图 */
.page-privacy .pv-flow {
  margin: 22px 0 4px;
  padding: 16px;
  border: var(--bd) solid var(--ink);
  background: var(--paper-2);
  box-shadow: var(--shadow-soft);
}

.page-privacy .pv-flow svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .pv-flow__box {
  fill: #f6f1e7;
  stroke: #0e1116;
  stroke-width: 4;
}

.page-privacy .pv-flow__box--alt {
  fill: #0b1e3a;
}

.page-privacy .pv-flow__t {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 800;
  fill: #0e1116;
}

.page-privacy .pv-flow__t--light {
  fill: #f6f1e7;
}

.page-privacy .pv-flow__s {
  font-family: var(--font-sans);
  font-size: 13px;
  fill: #3a4048;
}

.page-privacy .pv-flow__s--light {
  fill: #e4dccb;
}

.page-privacy .pv-flow__n {
  font-family: var(--font-mono);
  font-size: 13px;
  fill: #0a6e64;
}

.page-privacy .pv-flow__n--light {
  fill: #ffc300;
}

.page-privacy .pv-flow__arrow {
  stroke: #0e1116;
  stroke-width: 4;
}

.page-privacy .pv-flow__head {
  fill: #ff4d00;
}

.page-privacy .pv-flow__cap {
  margin: 12px 0 0;
  font-size: var(--fs-2);
  line-height: 1.75;
  color: #3a4048;
}

/* 桌面 */
@media (min-width: 720px) {
  .page-privacy .pv-clause {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 14px;
    padding: 16px 0;
  }

  .page-privacy .pv-head__inner {
    padding: 32px 32px 52px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-body {
    grid-template-columns: var(--pv-index-w) minmax(0, 1fr);
    gap: 56px;
    padding: 48px 32px 88px;
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 92px;
    padding: 20px 18px 24px;
  }

  .page-privacy .pv-index__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .pv-sec + .pv-sec {
    margin-top: 34px;
    padding-top: 34px;
  }

  .page-privacy .pv-lead {
    max-width: 40em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-sum__chev,
  .page-privacy .pv-index__link {
    transition: none;
  }
}