/* ===== 隐私中心 · 页面专属样式 ===== */

.page-privacy {
  --pv-rail: 206px;
  padding: 24px 0 64px;
  background: var(--paper);
  color: var(--ink);
}

/* 面包屑 */
.page-privacy .crumbs {
  font-size: 13px;
  color: var(--mid);
}
.page-privacy .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}
.page-privacy .crumbs a {
  color: var(--mid);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--gold);
}
.page-privacy .crumbs li[aria-current] {
  color: var(--ink);
  font-weight: 700;
}

/* 首屏 */
.page-privacy .pv-hero {
  display: grid;
  gap: 26px;
  padding-bottom: 32px;
  border-bottom: var(--bw) solid var(--ink);
}
.page-privacy .pv-hero__text .eyebrow {
  color: var(--saffron);
}
.page-privacy h1 {
  margin: 10px 0 14px;
  font-size: clamp(40px, 9vw, 70px);
  font-weight: 800;
  letter-spacing: .07em;
  line-height: 1.02;
}
.page-privacy h1::after {
  content: "";
  display: block;
  width: 92px;
  height: 8px;
  margin-top: 16px;
  background: var(--gold);
  box-shadow: 4px 4px 0 var(--ink);
}
.page-privacy .pv-hero__text .lead {
  max-width: 56ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--mid);
}
.page-privacy .pv-hero__fig {
  margin: 0;
}
.page-privacy .pv-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: var(--bw) solid var(--ink);
  box-shadow: var(--hard);
}

/* 主体与侧栏 */
.page-privacy .pv-layout {
  display: grid;
  gap: 30px;
  margin-top: 32px;
}

/* 章节 */
.page-privacy .pv-sec {
  display: grid;
  gap: 16px;
  padding: 26px 18px 30px;
  border-top: var(--bw) solid var(--sand);
  scroll-margin-top: calc(var(--masthead-h) + 18px);
}
.page-privacy .pv-sec:first-child,
.page-privacy .pv-sec--last {
  border-top-color: var(--ink);
}
.page-privacy .pv-sec--last {
  margin-top: 30px;
  padding: 28px 18px 32px;
}
.page-privacy .pv-sec--band {
  background: var(--sand);
  border-top-color: var(--ink);
}
.page-privacy .pv-sec__rail {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}
.page-privacy .pv-num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  padding: 4px 10px;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .1em;
  border: var(--bw) solid var(--ink);
  box-shadow: var(--hard-sm);
}
.page-privacy .pv-sec__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.3;
}

/* 摘要与正文 */
.page-privacy .pv-summary {
  margin: 0;
  padding-left: 14px;
  border-left: 4px solid var(--gold);
  font-size: 17px;
  line-height: 1.75;
  color: var(--mid);
}
.page-privacy .pv-sec__main > p {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
}

/* 条款列表 */
.page-privacy .pv-list {
  display: grid;
  gap: 14px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.page-privacy .pv-list > li {
  max-width: 62ch;
  padding: 2px 0 2px 14px;
  border-left: 4px solid var(--sky);
  font-size: 16px;
  line-height: 1.78;
}
.page-privacy .pv-list > li:nth-child(3n + 2) {
  border-left-color: var(--pine);
}
.page-privacy .pv-list > li:nth-child(3n) {
  border-left-color: var(--lany);
}
.page-privacy .pv-k {
  display: block;
  margin-bottom: 2px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink);
}

/* 可展开补充 */
.page-privacy .pv-more {
  max-width: 62ch;
  margin-top: 20px;
  padding: 0 16px 2px;
  background: var(--white);
  border: var(--bw) solid var(--sand);
  transition: border-color .15s ease;
}
.page-privacy .pv-more[open] {
  padding-bottom: 14px;
  border-color: var(--gold);
}
.page-privacy .pv-more > summary {
  padding: 13px 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--sky);
  cursor: pointer;
  list-style: none;
}
.page-privacy .pv-more > summary::-webkit-details-marker {
  display: none;
}
.page-privacy .pv-more > summary::before {
  content: "＋";
  margin-right: 8px;
  font-family: var(--font-mono);
  color: var(--saffron);
}
.page-privacy .pv-more[open] > summary::before {
  content: "－";
}
.page-privacy .pv-more > summary:hover {
  color: var(--ink);
}
.page-privacy .pv-more p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mid);
}

/* 联系方式 */
.page-privacy .pv-contact {
  display: grid;
  gap: 0;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  border-top: var(--bw) solid var(--ink);
}
.page-privacy .pv-contact > li {
  display: grid;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid var(--sand);
}
.page-privacy .pv-contact__k {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mid);
}
.page-privacy .pv-contact__v {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  word-break: break-word;
}

/* 行动与脚注 */
.page-privacy .pv-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 26px;
}
.page-privacy .pv-link {
  padding-bottom: 2px;
  font-size: 15px;
  font-weight: 700;
  color: var(--sky);
  text-decoration: none;
  border-bottom: 3px solid var(--gold);
  transition: color .15s ease, border-color .15s ease;
}
.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--saffron);
}
.page-privacy .pv-footnote {
  max-width: 62ch;
  margin: 24px 0 0;
  padding: 12px 14px;
  background: var(--sand);
  border-left: 4px solid var(--saffron);
  font-size: 14px;
  line-height: 1.72;
  color: var(--mid);
}

/* 章节索引 */
.page-privacy .pv-toc {
  padding: 16px 14px 10px;
  background: var(--white);
  border: var(--bw) solid var(--ink);
  box-shadow: var(--hard-sm);
}
.page-privacy .pv-toc__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mid);
}
.page-privacy .pv-toc__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .pv-toc__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  border-left: 5px solid transparent;
  transition: background-color .15s ease, border-color .15s ease;
}
.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  background: var(--gold);
  border-left-color: var(--ink);
}
.page-privacy .pv-toc__list .mono {
  font-size: 12px;
  color: var(--saffron);
}

/* 中等宽度 */
@media (min-width: 700px) {
  .page-privacy .pv-contact > li {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

/* 双栏章节 */
@media (min-width: 860px) {
  .page-privacy {
    padding: 30px 0 80px;
  }
  .page-privacy .pv-sec {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: 40px;
    padding: 34px 24px 38px;
  }
  .page-privacy .pv-sec--last {
    padding: 36px 24px 40px;
  }
  .page-privacy .pv-sec__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .page-privacy .pv-sec__title {
    font-size: 22px;
  }
}

/* 首屏与索引侧栏的桌面布局 */
@media (min-width: 960px) {
  .page-privacy .pv-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 52px;
    align-items: end;
  }
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 52px;
    align-items: start;
    margin-top: 36px;
  }
  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--masthead-h) + 24px);
  }
}
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