.page-privacy {
  --pv-measure: 60ch;
  --pv-toc-w: 236px;
  display: block;
  background: var(--ink);
  color: var(--text);
}

/* ---------- 顶部框景 ---------- */

.page-privacy .pv-hero {
  position: relative;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(90% 130% at 6% -10%, rgba(200, 241, 60, 0.1), transparent 62%),
    linear-gradient(180deg, var(--panel-deep) 0%, var(--ink) 100%);
}

.page-privacy .pv-hero-inner {
  padding: 26px 0 0;
}

.page-privacy .pv-sep {
  margin: 0 8px;
  color: var(--text-faint);
}

.page-privacy .pv-hero-inner h1 {
  margin: 10px 0 14px;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--head);
}

.page-privacy .pv-lede {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .pv-media {
  position: relative;
  margin: 28px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-deep);
}

.page-privacy .pv-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1600 / 500;
  object-fit: cover;
  opacity: 0.88;
}

/* ---------- 主体布局 ---------- */

.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--pv-toc-w);
  gap: 56px;
  padding-top: 56px;
  padding-bottom: 88px;
}

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

/* ---------- 章节索引 ---------- */

.page-privacy .pv-toc {
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.page-privacy .pv-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

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

.page-privacy .pv-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  border-left: 2px solid transparent;
  padding-left: 10px;
  margin-left: 0;
  text-decoration: none;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-privacy .pv-toc-list a:hover {
  color: var(--head);
  border-left-color: var(--accent);
}

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

.page-privacy .pv-toc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

/* ---------- 章节通用 ---------- */

.page-privacy .pv-sec {
  scroll-margin-top: calc(var(--header-h) + 24px);
  padding-bottom: 48px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-sec:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-privacy .pv-sec-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 12px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-sec-idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--accent);
  padding-top: 3px;
}

.page-privacy .pv-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--head);
}

.page-privacy .pv-lead {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .pv-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 18px;
  max-width: var(--pv-measure);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 3px;
  height: 0.9em;
  border-radius: 1px;
  background: var(--accent);
}

/* ---------- 01 三类来源 ---------- */

.page-privacy .pv-src-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}

.page-privacy .pv-src {
  background: var(--panel);
  padding: 20px;
}

.page-privacy .pv-src-k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.page-privacy .pv-src p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 02 用途 ---------- */

.page-privacy .pv-uses {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-use {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-use dt {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--head);
}

.page-privacy .pv-use dd {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 03 保留期限 ---------- */

.page-privacy .pv-keep {
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-keep-row {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-keep-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  padding-top: 4px;
}

.page-privacy .pv-keep-row dd {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 04 权利折叠 ---------- */

.page-privacy .pv-rights {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-right {
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-right summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--head);
}

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

.page-privacy .pv-right summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--accent);
}

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

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

.page-privacy .pv-right p {
  margin: 0 0 18px;
  padding-left: 18px;
  border-left: 2px solid var(--accent-soft);
  max-width: calc(var(--pv-measure) - 18px);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 05 联系与版本 ---------- */

.page-privacy .pv-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-privacy .pv-ver {
  position: relative;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-ver-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.page-privacy .pv-ver-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-privacy .pv-ver-tabs {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.page-privacy .pv-ver-tab {
  padding: 8px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
  transition: background 160ms ease, color 160ms ease;
}

.page-privacy .pv-ver-tab + .pv-ver-tab {
  border-left: 1px solid var(--line);
}

.page-privacy .pv-ver-input:focus-visible ~ .pv-ver-tabs {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.page-privacy #pv-v42:checked ~ .pv-ver-tabs label[for="pv-v42"],
.page-privacy #pv-v41:checked ~ .pv-ver-tabs label[for="pv-v41"] {
  background: var(--accent);
  color: #06140F;
}

.page-privacy .pv-ver-panel {
  display: none;
  margin-top: 16px;
}

.page-privacy #pv-v42:checked ~ .pv-ver-panel--a,
.page-privacy #pv-v41:checked ~ .pv-ver-panel--b {
  display: block;
}

.page-privacy .pv-ver-panel p {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 响应式 ---------- */

@media (max-width: 960px) {
  .page-privacy .pv-hero-inner {
    padding-top: 20px;
  }

  .page-privacy .pv-media {
    margin-top: 22px;
  }

  .page-privacy .pv-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
    padding-top: 36px;
    padding-bottom: 64px;
  }

  .page-privacy .pv-toc {
    order: -1;
    position: static;
    top: auto;
    padding-left: 0;
    border-left: 0;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
  }

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

  .page-privacy .pv-toc-list a {
    padding: 6px 0;
    border-left: 0;
    padding-left: 0;
  }

  .page-privacy .pv-toc-list a:hover {
    border-left-color: transparent;
  }

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

  .page-privacy .pv-use,
  .page-privacy .pv-keep-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-privacy .pv-keep-row dt {
    padding-top: 0;
  }
}

@media (max-width: 560px) {
  .page-privacy .pv-toc-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .pv-hero-inner h1 {
    max-width: none;
  }

  .page-privacy .pv-sec {
    padding-bottom: 36px;
    margin-bottom: 36px;
  }

  .page-privacy .pv-cta .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}