.page-privacy {
  --pv-measure: 68ch;
  --pv-hair: rgba(46, 74, 104, .55);
  --pv-dim: rgba(147, 164, 181, .9);
  background: var(--xb-deep);
  color: var(--xb-snow);
  padding-bottom: clamp(48px, 8vw, 110px);
}

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--xb-green);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 首屏框景 ---------- */
.page-privacy .pv-hero {
  padding-top: clamp(18px, 3vw, 32px);
}

.page-privacy .pv-hero__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--xb-rule);
  border-radius: var(--xb-radius);
  background:
    radial-gradient(130% 150% at 10% -10%, rgba(27, 58, 92, .95) 0%, rgba(10, 26, 46, 0) 60%),
    linear-gradient(160deg, var(--xb-night) 0%, var(--xb-deep) 100%);
  padding: clamp(28px, 5vw, 68px);
}

.page-privacy .pv-hero__frame::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 11px;
  background-image: repeating-linear-gradient(
    to right,
    var(--xb-rule) 0 1px,
    transparent 1px 18px
  );
  opacity: .85;
  pointer-events: none;
}

.page-privacy .pv-hero__frame::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: clamp(90px, 22vw, 220px);
  height: 3px;
  background: var(--xb-orange);
  pointer-events: none;
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .2;
  pointer-events: none;
  z-index: 0;
}

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

.page-privacy .pv-hero__title {
  margin: 14px 0 0;
}

.page-privacy .pv-hero__sub {
  max-width: 56ch;
  margin: 20px 0 0;
  color: var(--pv-dim);
  font-size: 16px;
  line-height: 1.85;
}

.page-privacy .pv-hero__meta {
  margin: 24px 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--xb-mist);
}

/* ---------- 索引列 + 正文列 ---------- */
.page-privacy .pv-layout {
  margin-top: clamp(34px, 5vw, 66px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-privacy .pv-index {
  border-top: 1px solid var(--pv-hair);
  padding-top: 14px;
  min-width: 0;
}

.page-privacy .pv-index__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--xb-mist);
}

.page-privacy .pv-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pv-index__item {
  flex: none;
}

.page-privacy .pv-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--xb-rule);
  border-radius: 999px;
  color: var(--xb-mist);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-privacy .pv-index__link:hover {
  color: var(--xb-snow);
  border-color: var(--xb-orange);
}

.page-privacy .pv-index__link .xb-anchor__ix {
  color: var(--pv-dim);
  font-size: 11px;
  letter-spacing: .08em;
}

.page-privacy .pv-index__link.is-active {
  color: var(--xb-snow);
  border-color: var(--xb-orange);
  background: rgba(255, 106, 31, .1);
}

.page-privacy .pv-index__link.is-active .xb-anchor__ix {
  color: var(--xb-orange);
}

/* ---------- 正文章节 ---------- */
.page-privacy .pv-body {
  min-width: 0;
  max-width: var(--pv-measure);
}

.page-privacy .pv-chapter {
  padding: clamp(28px, 4vw, 46px) 0;
  border-top: 1px dashed var(--pv-hair);
}

.page-privacy .pv-chapter:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pv-chapter__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .pv-chapter__num {
  flex: none;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--xb-orange);
  border: 1px solid rgba(255, 106, 31, .45);
  border-radius: 4px;
  padding: 3px 8px;
  line-height: 1.2;
}

.page-privacy .pv-chapter h2 {
  margin: 0;
}

.page-privacy .pv-prose {
  margin: 0 0 4px;
  color: var(--pv-dim);
  font-size: 16px;
  line-height: 1.85;
}

.page-privacy .pv-prose + .pv-prose {
  margin-top: 18px;
}

/* ---------- 条目列表 ---------- */
.page-privacy .pv-items {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-item {
  padding: 15px 0;
  border-bottom: 1px dashed var(--pv-hair);
}

.page-privacy .pv-item:first-child {
  border-top: 1px dashed var(--pv-hair);
}

.page-privacy .pv-item__term {
  display: block;
  color: var(--xb-snow);
  font-weight: 500;
  font-size: 15.5px;
  line-height: 1.6;
  margin-bottom: 5px;
}

.page-privacy .pv-item__desc {
  display: block;
  color: var(--pv-dim);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 关键句 ---------- */
.page-privacy .pv-key {
  margin: 26px 0 0;
  padding: 15px 20px;
  background: var(--xb-snow);
  color: var(--xb-ink);
  border-left: 3px solid var(--xb-orange);
  border-radius: 0 6px 6px 0;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.75;
}

/* ---------- 折叠清单 ---------- */
.page-privacy .pv-cookies {
  margin: 24px 0 0;
  border: 1px solid var(--xb-rule);
  border-radius: 10px;
  background: var(--xb-night);
  overflow: hidden;
}

.page-privacy .pv-cookies summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  color: var(--xb-snow);
  font-size: 15px;
  font-weight: 500;
  list-style: none;
}

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

.page-privacy .pv-cookies summary::after {
  content: "+";
  flex: none;
  font-family: var(--xb-font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--xb-orange);
}

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

.page-privacy .pv-cookies[open] summary {
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .pv-cookies .xb-collapse__body {
  padding: 16px 18px 18px;
}

.page-privacy .pv-cookies .xb-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pv-cookies .xb-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-privacy .pv-cookies .xb-table th,
.page-privacy .pv-cookies .xb-table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

.page-privacy .pv-cookies .xb-table th {
  font-family: var(--xb-font-mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: .08em;
  color: var(--xb-mist);
  border-bottom: 1px solid var(--xb-rule);
  white-space: nowrap;
}

.page-privacy .pv-cookies .xb-table td {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--pv-dim);
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .pv-cookies .xb-table td:first-child {
  color: var(--xb-green);
}

.page-privacy .pv-cookies .xb-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .pv-cookies .xb-table tbody tr:hover td {
  color: var(--xb-snow);
}

/* ---------- 收尾 ---------- */
.page-privacy .pv-outro {
  margin-top: clamp(34px, 5vw, 64px);
}

.page-privacy .pv-outro__inner {
  max-width: var(--pv-measure);
  border-top: 1px solid var(--xb-rule);
  border-left: 2px solid var(--xb-orange);
  padding: 22px 0 0 22px;
}

.page-privacy .pv-outro p {
  margin: 0;
  color: var(--pv-dim);
  font-size: 15px;
  line-height: 1.9;
}

.page-privacy .pv-outro a {
  color: var(--xb-snow);
  text-decoration: underline;
  text-decoration-color: rgba(255, 106, 31, .65);
  text-underline-offset: 3px;
  transition: color .2s ease, text-decoration-color .2s ease;
}

.page-privacy .pv-outro a:hover {
  color: var(--xb-orange);
  text-decoration-color: var(--xb-orange);
}

/* ---------- 桌面端：左侧粘性目录 ---------- */
@media (min-width: 960px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(180px, 226px) minmax(0, 1fr);
    gap: clamp(44px, 6vw, 96px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 108px;
    border-top: 0;
    padding-top: 0;
    border-left: 1px solid var(--pv-hair);
  }

  .page-privacy .pv-index__title {
    padding-left: 12px;
  }

  .page-privacy .pv-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-index__item {
    flex: none;
  }

  .page-privacy .pv-index__link {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 9px 10px 9px 11px;
    white-space: normal;
    line-height: 1.5;
    background: none;
    transition: color .2s ease, border-color .2s ease;
  }

  .page-privacy .pv-index__link:hover {
    background: none;
  }

  .page-privacy .pv-index__link.is-active {
    background: none;
  }

  .page-privacy .pv-index__link .xb-anchor__ix {
    padding-top: 2px;
  }
}

/* ---------- 中宽屏条目两列 ---------- */
@media (min-width: 680px) {
  .page-privacy .pv-item {
    display: grid;
    grid-template-columns: minmax(124px, 172px) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }

  .page-privacy .pv-item__term {
    margin-bottom: 0;
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 480px) {
  .page-privacy .pv-hero__frame {
    padding: 24px 18px 26px;
  }

  .page-privacy .pv-hero__sub {
    font-size: 15px;
  }

  .page-privacy .pv-chapter__head {
    gap: 10px;
  }

  .page-privacy .pv-key {
    padding: 14px 16px;
    font-size: 15px;
  }

  .page-privacy .pv-cookies summary {
    padding: 14px 14px;
    font-size: 14px;
  }

  .page-privacy .pv-cookies .xb-collapse__body {
    padding: 14px;
  }

  .page-privacy .pv-outro__inner {
    padding: 18px 0 0 16px;
  }
}

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