/* ============================================================
   隐私政策 · 页面专属样式（作用域：.page-privacy）
   ============================================================ */

.page-privacy {
  --pv-rule: #DCE4E8;
  background: var(--paper);
  color: var(--read);
  font-family: var(--font-body);
  padding-bottom: 48px;
}

/* ---------- 首屏 ---------- */

.page-privacy .pv-hero {
  padding: 24px 0 0;
}

.page-privacy .pv-hero h1 {
  font-family: var(--font-display);
  font-size: 32px;
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 14px 0 0;
  max-width: 20em;
}

.page-privacy .pv-hero__lead {
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--read);
  max-width: 38em;
}

.page-privacy .pv-hero__meta {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .pv-hero__meta li {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: var(--r-pill);
  padding: 7px 14px;
}

.page-privacy .pv-hero__media {
  margin: 30px 0 0;
}

.page-privacy .pv-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 800;
  max-height: 240px;
  object-fit: cover;
  border-radius: var(--r-card);
}

.page-privacy .pv-hero__media .media__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ghost);
  max-width: 46em;
}

/* ---------- 章节索引条 ---------- */

.page-privacy .pv-toc {
  position: sticky;
  top: 8px;
  z-index: 20;
  margin: 32px 0 0;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: var(--r-card);
}

.page-privacy .pv-toc__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
}

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

.page-privacy .pv-toc__summary::before {
  content: "";
  flex: none;
  width: 20px;
  height: 3px;
  border-radius: 3px;
  background: var(--aqua);
}

.page-privacy .pv-toc__kicker {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-privacy .pv-toc__hint {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ghost);
}

.page-privacy .pv-toc__hint::after {
  content: "▾";
  display: inline-block;
  margin-left: 6px;
  font-size: 10px;
  transition: transform 180ms var(--ease);
}

.page-privacy .pv-toc[open] .pv-toc__hint::after {
  transform: rotate(180deg);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--pv-rule);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px 20px;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--read);
  text-decoration: none;
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-privacy .pv-toc__list a .num {
  flex: none;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--aqua-deep);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 章节骨架 ---------- */

.page-privacy .pv-sec {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: 32px 0;
  border-top: 1px solid var(--pv-rule);
  scroll-margin-top: 78px;
}

.page-privacy .pv-toc + .pv-sec {
  border-top: none;
}

.page-privacy .pv-sec__rail {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-privacy .pv-sec__num {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--ink);
  border-bottom: 3px solid var(--aqua);
  padding-bottom: 6px;
}

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

.page-privacy .pv-sec__body > h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.32;
  color: var(--ink);
}

.page-privacy .pv-sec__lead {
  margin: 14px 0 24px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--read);
  max-width: 36em;
}

/* 跳转高亮 */
.page-privacy .pv-sec:target .pv-sec__body > h2 {
  color: var(--aqua-deep);
}

.page-privacy .pv-sec:target .pv-sec__body > h2::after {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  border-radius: 3px;
  background: var(--aqua);
  margin-top: 14px;
}

/* ---------- 编号列表 ---------- */

.page-privacy .pv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: pvitem;
  max-width: 36em;
}

.page-privacy .pv-list--offset {
  counter-reset: pvitem 5;
}

.page-privacy .pv-list > li {
  counter-increment: pvitem;
  position: relative;
  padding-left: 38px;
  margin-bottom: 16px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--read);
}

.page-privacy .pv-list > li:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-list > li::before {
  content: counter(pvitem, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 5px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--aqua-deep);
}

.page-privacy .pv-list b {
  color: var(--ink);
  font-weight: 700;
}

/* ---------- 双栏分组 ---------- */

.page-privacy .pv-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-privacy .pv-duo h3 {
  margin: 0 0 14px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--pv-rule);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1.6;
  color: var(--aqua-deep);
}

/* ---------- 不收集清单 ---------- */

.page-privacy .pv-denied {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-privacy .pv-denied > li {
  position: relative;
  padding: 14px 18px 14px 36px;
  background: var(--white);
  border: 1px solid var(--pv-rule);
  border-radius: 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--read);
}

.page-privacy .pv-denied > li::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--penalty);
}

.page-privacy .pv-denied b {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
}

/* ---------- 提交渠道卡 ---------- */

.page-privacy .pv-submit {
  margin-top: 26px;
  padding: 20px 20px 22px;
  background: var(--white);
  border: 1px solid var(--pv-rule);
  border-radius: var(--r-card);
}

.page-privacy .pv-submit > h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-privacy .pv-submit__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

/* ---------- 定义式事实表 ---------- */

.page-privacy .pv-facts {
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-submit .pv-facts {
  margin-top: 12px;
}

.page-privacy .pv-facts > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .pv-facts dt {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ghost);
}

.page-privacy .pv-facts dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--read);
}

/* ---------- 复制按钮 ---------- */

.page-privacy .pv-copy {
  flex: none;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ghost);
  background: transparent;
  border: 1px solid var(--pv-rule);
  border-radius: var(--r-pill);
  padding: 7px 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: color 180ms var(--ease), border-color 180ms var(--ease),
    background-color 180ms var(--ease);
}

.page-privacy .pv-copy:hover,
.page-privacy .pv-copy:focus-visible {
  color: var(--ink);
  border-color: var(--aqua);
}

.page-privacy .pv-copy[data-copied] {
  color: var(--white);
  background: var(--aqua-deep);
  border-color: var(--aqua-deep);
}

/* ---------- 收尾段落 ---------- */

.page-privacy .pv-tail {
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--read);
  max-width: 40em;
}

.page-privacy .pv-tail a {
  color: var(--aqua-deep);
  text-decoration: underline;
  text-decoration-color: var(--aqua);
  text-underline-offset: 4px;
}

/* ---------- 中屏 ---------- */

@media (min-width: 620px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-facts > div {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-privacy .pv-hero h1 {
    font-size: 48px;
  }

  .page-privacy .pv-hero__media .media__img {
    max-height: 340px;
    border-radius: var(--r-block);
  }

  .page-privacy .pv-duo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px;
  }

  .page-privacy .pv-denied {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 宽屏：编号轨道 + 条文正文 ---------- */

@media (min-width: 860px) {
  .page-privacy .pv-sec {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 36px;
    padding: 52px 0;
    scroll-margin-top: 120px;
  }

  .page-privacy .pv-sec__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

  .page-privacy .pv-sec__body > h2 {
    font-size: 30px;
  }

  .page-privacy .pv-hero h1 {
    font-size: 54px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 降低动效偏好 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__hint::after,
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-copy {
    transition: none;
  }

  .page-privacy .pv-toc[open] .pv-toc__hint::after {
    transform: none;
  }
}