.page-privacy {
  --pr-read: 720px;
  --pr-toc-w: 236px;
  background: var(--ky-black);
}

/* ---------- 面包屑 ---------- */
.page-privacy .ky-crumbs {
  padding-top: 22px;
  padding-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pr-hero {
  position: relative;
  padding-top: clamp(32px, 6vw, 76px);
  padding-bottom: clamp(26px, 5vw, 52px);
  border-bottom: 1px solid var(--ky-line);
}

.page-privacy .pr-hero::after {
  content: "";
  position: absolute;
  left: var(--ky-gut);
  right: var(--ky-gut);
  bottom: -2px;
  height: 3px;
  background: linear-gradient(90deg, var(--ky-blue) 0%, var(--ky-cyan) 34%, rgba(51, 240, 210, 0) 76%);
}

.page-privacy .pr-hero__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 20px;
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ky-cyan);
}

.page-privacy .pr-hero__meta::before {
  content: "";
  width: 30px;
  height: 2px;
  flex: none;
  background: var(--ky-cyan);
}

.page-privacy .pr-hero__title {
  margin: 0 0 22px;
  font-size: clamp(40px, 8.6vw, 96px);
  line-height: 0.98;
  font-weight: 800;
  letter-spacing: 0.07em;
  color: var(--ky-white);
}

.page-privacy .pr-hero__lede {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.85;
  color: var(--ky-body);
}

.page-privacy .pr-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pr-tag {
  padding: 6px 12px;
  border: 1px solid var(--ky-line-strong);
  background: rgba(20, 38, 74, 0.55);
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ky-blue-lt);
}

/* ---------- 通栏视觉 ---------- */
.page-privacy .pr-visual {
  margin: 0;
  height: clamp(170px, 30vw, 400px);
  overflow: hidden;
  background: var(--ky-panel);
  border-bottom: 1px solid var(--ky-line-strong);
}

.page-privacy .pr-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.38;
  filter: saturate(0.85) contrast(1.06);
}

/* ---------- 主体网格 ---------- */
.page-privacy .pr-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 52px);
  padding-top: clamp(38px, 6vw, 78px);
  padding-bottom: clamp(60px, 8vw, 118px);
}

.page-privacy .pr-read {
  min-width: 0;
  max-width: var(--pr-read);
}

/* ---------- 章节 ---------- */
.page-privacy .pr-sec + .pr-sec {
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--ky-line);
}

.page-privacy .pr-sec__head {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  column-gap: 16px;
  row-gap: 8px;
  margin-bottom: 22px;
}

.page-privacy .pr-sec__idx {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 0.5em;
  font-family: var(--ky-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ky-blue);
}

.page-privacy .pr-sec__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.28;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ky-white);
}

.page-privacy .pr-sec__tag {
  grid-column: 2;
  grid-row: 2;
  justify-self: start;
  padding-left: 9px;
  border-left: 2px solid var(--ky-mist);
  font-family: var(--ky-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ky-mist);
  transition: color 0.22s ease, border-color 0.22s ease;
}

.page-privacy .pr-sec:hover .pr-sec__tag,
.page-privacy .pr-sec:focus-within .pr-sec__tag {
  color: var(--ky-cyan);
  border-left-color: var(--ky-cyan);
}

.page-privacy .pr-sec p {
  max-width: 62ch;
  margin: 0 0 18px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ky-body);
}

.page-privacy .pr-sec p:last-child {
  margin-bottom: 0;
}

.page-privacy .pr-read a {
  color: var(--ky-blue-lt);
  text-decoration: underline;
  text-decoration-color: rgba(127, 168, 255, 0.45);
  text-underline-offset: 3px;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.page-privacy .pr-read a:hover,
.page-privacy .pr-read a:focus-visible {
  color: var(--ky-cyan);
  text-decoration-color: var(--ky-cyan);
}

/* ---------- 条目清单 ---------- */
.page-privacy .pr-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .pr-list:last-child {
  margin-bottom: 0;
}

.page-privacy .pr-list__item {
  padding: 16px 18px;
  border: 1px solid var(--ky-line);
  border-left: 2px solid var(--ky-blue);
  background: var(--ky-panel);
  font-size: 16px;
  line-height: 1.78;
  color: var(--ky-body);
}

.page-privacy .pr-list__item strong {
  color: var(--ky-white);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ---------- 内联标记 ---------- */
.page-privacy .pr-hl {
  display: inline-block;
  padding: 1px 7px;
  background: var(--ky-cyan-dim);
  border-bottom: 1px solid rgba(51, 240, 210, 0.5);
  font-family: var(--ky-mono);
  font-size: 0.92em;
  letter-spacing: 0.04em;
  color: var(--ky-cyan);
  word-break: break-all;
}

.page-privacy .pr-warn {
  display: inline-block;
  padding: 1px 7px;
  background: var(--ky-amber-dim);
  font-family: var(--ky-mono);
  font-size: 0.92em;
  letter-spacing: 0.04em;
  color: var(--ky-amber);
}

/* ---------- 联系面板 ---------- */
.page-privacy .pr-contact {
  margin-top: 26px;
  padding: 22px 22px 20px;
  border: 2px solid var(--ky-line-strong);
  background: linear-gradient(135deg, rgba(20, 38, 74, 0.72), rgba(15, 21, 36, 0.9));
  box-shadow: var(--ky-shadow-hard);
}

.page-privacy .pr-contact__label {
  margin: 0 0 16px;
  font-family: var(--ky-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ky-cyan);
}

.page-privacy .pr-contact__kv {
  margin: 0 0 16px;
}

.page-privacy .pr-contact__kv dt {
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-privacy .pr-contact__kv dd {
  margin-bottom: 12px;
  font-size: 16px;
}

.page-privacy .pr-contact__kv dd a {
  font-family: var(--ky-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.page-privacy .pr-contact__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ky-line-strong);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ky-mist);
}

/* ---------- 相关页面 ---------- */
.page-privacy .pr-links {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.page-privacy .pr-links__item {
  position: relative;
  display: block;
  padding: 13px 16px 13px 40px;
  border: 1px solid var(--ky-line);
  background: var(--ky-panel);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ky-body);
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.page-privacy .pr-links__item::before {
  content: "→";
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--ky-mono);
  font-size: 14px;
  color: var(--ky-blue);
  transition: color 0.2s ease, transform 0.2s ease;
}

.page-privacy .pr-links__item:hover,
.page-privacy .pr-links__item:focus-visible {
  border-color: var(--ky-cyan);
  background: var(--ky-indigo);
  color: var(--ky-white);
}

.page-privacy .pr-links__item:hover::before,
.page-privacy .pr-links__item:focus-visible::before {
  color: var(--ky-cyan);
  transform: translateY(-50%) translateX(3px);
}

/* ---------- 侧栏锚点目录 ---------- */
.page-privacy .pr-toc {
  padding: 18px 16px 16px;
  border: 1px solid var(--ky-line);
  background: rgba(15, 21, 36, 0.85);
}

.page-privacy .pr-toc__title {
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--ky-line-strong);
  font-family: var(--ky-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ky-mist);
}

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

.page-privacy .pr-toc__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  min-height: 44px;
  padding: 11px 10px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.45;
  color: var(--ky-body);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .pr-toc__link:hover,
.page-privacy .pr-toc__link:focus-visible {
  background: var(--ky-indigo);
  color: var(--ky-white);
}

.page-privacy .pr-toc__link[aria-current="true"],
.page-privacy .pr-toc__link[aria-current="location"] {
  border-left-color: var(--ky-cyan);
  background: var(--ky-indigo);
  color: var(--ky-white);
}

.page-privacy .pr-toc__num {
  flex: none;
  font-family: var(--ky-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ky-blue-lt);
}

.page-privacy .pr-toc__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ky-line-strong);
  font-family: var(--ky-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.7;
  color: var(--ky-mist);
}

.page-privacy .pr-toc__ver {
  color: var(--ky-amber);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pr-body {
    grid-template-columns: minmax(0, 720px) var(--pr-toc-w);
    justify-content: space-between;
    column-gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .pr-toc {
    position: sticky;
    top: calc(var(--ky-header-h) + 26px);
    align-self: start;
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 640px) {
  .page-privacy .pr-body {
    gap: 28px;
  }

  .page-privacy .pr-sec__head {
    grid-template-columns: 2em minmax(0, 1fr);
    column-gap: 12px;
  }

  .page-privacy .pr-sec p {
    font-size: 16px;
    line-height: 1.8;
  }

  .page-privacy .pr-list__item {
    padding: 14px 14px;
    font-size: 15px;
  }

  .page-privacy .pr-contact {
    padding: 18px 16px 16px;
    box-shadow: 5px 5px 0 0 #04060c;
  }

  .page-privacy .pr-hero__meta {
    font-size: 11px;
    letter-spacing: 0.12em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pr-links__item,
  .page-privacy .pr-links__item::before,
  .page-privacy .pr-toc__link,
  .page-privacy .pr-sec__tag {
    transition: none;
  }
}