.page-privacy {
  --pv-maxw: 70ch;
  color: var(--c-white);
  background: var(--c-asphalt);
}

/* ---------- 顶部通栏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--c-graphite);
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-hero img {
  display: block;
  width: 100%;
  height: clamp(180px, 30vw, 360px);
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

.page-privacy .pv-hero__cap {
  position: absolute;
  left: clamp(16px, 3vw, 44px);
  bottom: clamp(14px, 2vw, 26px);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ---------- 页面容器与页头 ---------- */
.page-privacy .pv-wrap {
  padding-top: clamp(22px, 3.6vw, 48px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-privacy .pv-crumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-privacy .pv-crumb .crumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .08em;
  color: var(--c-muted);
}

.page-privacy .pv-crumb .crumb__item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-privacy .pv-crumb .crumb__item + .crumb__item::before {
  content: "/";
  color: var(--c-line);
}

.page-privacy .pv-crumb .crumb__link {
  color: var(--c-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 240ms var(--ease), border-color 240ms var(--ease);
}

.page-privacy .pv-crumb .crumb__link:hover,
.page-privacy .pv-crumb .crumb__link:focus-visible {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

.page-privacy .pv-head {
  max-width: var(--pv-maxw);
  padding-bottom: clamp(20px, 3vw, 34px);
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-head__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .08em;
  color: var(--c-neon);
  text-transform: uppercase;
}

.page-privacy .pv-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(40px, 7.4vw, 92px);
  font-weight: 800;
  font-style: italic;
  line-height: .98;
  letter-spacing: -.01em;
  color: var(--c-white);
}

.page-privacy .pv-lead {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(14px, 1.05vw, 16px);
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 条款目录 ---------- */
.page-privacy .pv-toc {
  margin: clamp(18px, 3vw, 30px) 0 clamp(24px, 4vw, 46px);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-toc .toc__list {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pv-toc .toc__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .pv-toc .toc__list > li {
  flex: none;
}

.page-privacy .pv-toc .toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 13px 16px;
  border-right: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--c-muted);
  text-decoration: none;
  scroll-snap-align: start;
  transition: color 240ms var(--ease), background-color 240ms var(--ease);
}

.page-privacy .pv-toc .toc__link:hover,
.page-privacy .pv-toc .toc__link:focus-visible {
  color: var(--c-neon);
  background: var(--c-graphite);
}

.page-privacy .pv-toc .toc__link[aria-current="true"] {
  color: var(--c-neon);
  background: var(--c-graphite);
  box-shadow: inset 0 -2px 0 0 var(--c-neon);
}

.page-privacy .pv-toc .toc__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--c-neon-deep);
}

.page-privacy .pv-toc .toc__link[aria-current="true"] .toc__idx {
  color: var(--c-neon);
}

/* ---------- 两栏布局 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

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

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

/* ---------- 条款条目 ---------- */
.page-privacy .pv-clause {
  padding-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--c-line);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-privacy .pv-clause + .pv-clause {
  margin-top: clamp(30px, 4.4vw, 58px);
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 1.6vw, 20px);
  margin-bottom: clamp(12px, 1.8vw, 18px);
}

.page-privacy .pv-clause__head::after {
  content: "";
  flex: 1;
  height: 1px;
  align-self: center;
  margin-left: 6px;
  background: linear-gradient(90deg, var(--c-line), transparent);
}

.page-privacy .pv-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
  color: var(--c-neon-deep);
  -webkit-text-stroke: 1px var(--c-neon);
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--c-white);
}

.page-privacy .pv-clause__body > p {
  max-width: var(--pv-maxw);
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--c-white);
}

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

/* ---------- 定义列表 ---------- */
.page-privacy .pv-defs {
  display: grid;
  gap: 1px;
  margin: 0 0 16px;
  border: 1px solid var(--c-line);
  background: var(--c-line);
}

.page-privacy .pv-defs__row {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: var(--c-graphite);
  transition: background-color 240ms var(--ease);
}

.page-privacy .pv-defs__row:hover {
  background: var(--c-steel);
}

.page-privacy .pv-defs dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-neon);
}

.page-privacy .pv-defs dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-white);
}

/* ---------- 列表与提示 ---------- */
.page-privacy .pv-list {
  display: grid;
  gap: 10px;
  max-width: var(--pv-maxw);
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-white);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 10px;
  height: 2px;
  background: var(--c-neon);
}

.page-privacy .pv-note {
  max-width: var(--pv-maxw);
  margin: 0 0 16px;
  padding: 10px 14px;
  border-left: 2px solid var(--c-warn-yellow);
  background: linear-gradient(90deg, rgba(255, 196, 0, .09), transparent 68%);
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-muted);
}

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

/* ---------- 保留期限表格 ---------- */
.page-privacy .pv-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-privacy .pv-table th,
.page-privacy .pv-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--c-muted);
  background: var(--c-steel);
}

.page-privacy .pv-table tbody th {
  font-weight: 500;
  color: var(--c-white);
  white-space: nowrap;
}

.page-privacy .pv-table tbody td {
  color: var(--c-muted);
}

.page-privacy .pv-table tbody tr:nth-child(even) {
  background: rgba(31, 39, 37, .5);
}

.page-privacy .pv-table .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--c-white);
  white-space: nowrap;
}

.page-privacy .pv-table .num.is-key {
  color: var(--c-neon);
  font-weight: 500;
}

/* ---------- 折叠面板 ---------- */
.page-privacy .pv-fold {
  margin: 18px 0 0;
  border: 1px solid var(--c-line);
  background: var(--c-graphite);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-privacy .pv-fold .fold__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--c-white);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pv-fold .fold__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-neon);
}

.page-privacy .pv-fold[open] .fold__summary::after {
  content: "–";
}

.page-privacy .pv-fold .fold__summary:hover,
.page-privacy .pv-fold .fold__summary:focus-visible {
  background: var(--c-steel);
}

.page-privacy .pv-fold .fold__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--c-neon-deep);
}

.page-privacy .pv-fold .fold__body {
  padding: 4px 16px 16px;
  border-top: 1px solid var(--c-line);
}

.page-privacy .pv-fold .fold__body > p:first-child {
  margin-top: 14px;
}

.page-privacy .pv-fold .fold__body > *:last-child {
  margin-bottom: 0;
}

/* ---------- 链接与版本标签 ---------- */
.page-privacy .pv-mail {
  color: var(--c-neon);
  word-break: break-all;
}

.page-privacy .pv-links {
  margin: 6px 0 0;
}

.page-privacy .pv-update {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px dashed var(--c-line);
}

.page-privacy .pv-update .label {
  color: var(--c-muted);
}

/* ---------- 右侧提要 ---------- */
.page-privacy .pv-sticky {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-side-card {
  padding: clamp(16px, 2vw, 22px);
  background: var(--c-graphite);
}

.page-privacy .pv-side-card .label {
  display: block;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  letter-spacing: .08em;
  color: var(--c-neon-deep);
}

.page-privacy .pv-side-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.15;
  color: var(--c-white);
}

.page-privacy .pv-side-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
}

.page-privacy .pv-side-list > div {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-side-list > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-privacy .pv-side-list dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--c-neon);
}

.page-privacy .pv-side-list dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-muted);
}

.page-privacy .pv-side-list .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--c-white);
}

.page-privacy .pv-side-list .mono {
  color: var(--c-white);
  word-break: break-all;
}

.page-privacy .pv-side-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--c-muted);
}

/* ---------- 窄屏护栏 ---------- */
@media (max-width: 480px) {
  .page-privacy .pv-toc .toc__link {
    padding: 12px 13px;
    font-size: 12px;
  }

  .page-privacy .pv-clause__num {
    font-size: 24px;
  }

  .page-privacy .pv-side-list > div {
    grid-template-columns: 52px minmax(0, 1fr);
  }
}

/* ---------- 平板以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-defs__row {
    grid-template-columns: minmax(150px, 210px) minmax(0, 1fr);
    gap: clamp(14px, 2vw, 28px);
    align-items: start;
  }

  .page-privacy .pv-list--cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 26px;
  }

  .page-privacy .pv-note {
    padding-left: 16px;
  }
}

/* ---------- 桌面两栏 + sticky ---------- */
@media (min-width: 960px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-privacy .pv-sticky {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }

  .page-privacy .pv-aside {
    padding-left: clamp(0px, 1.4vw, 22px);
    border-left: 1px solid var(--c-line);
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-crumb .crumb__link,
  .page-privacy .pv-toc .toc__link,
  .page-privacy .pv-defs__row {
    transition: none;
  }
}
</main>