.page-privacy {
  --pp-doc: 40em;
  --pp-rule: 1px solid var(--ink-line);
  padding-bottom: 88px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero .breadcrumbs {
  margin: 22px 0 22px;
}

.page-privacy .privacy-hero__media {
  margin: 0;
  aspect-ratio: 8 / 3;
  border: var(--pp-rule);
  border-radius: var(--radius-panel);
  overflow: hidden;
  background: var(--ink-800);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-privacy .privacy-hero__intro {
  max-width: 46em;
  margin-top: 34px;
}

.page-privacy .privacy-hero__intro h1 {
  margin: 12px 0 16px;
  font-size: clamp(27px, 4.2vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--white-000);
}

.page-privacy .privacy-hero__intro > p {
  margin: 0;
  max-width: var(--pp-doc);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
}

.page-privacy .privacy-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 三栏骨架 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-top: 64px;
}

@media (min-width: 900px) {
  .page-privacy .privacy-shell {
    grid-template-columns: 196px minmax(0, 1fr) 168px;
    gap: 48px;
    align-items: start;
  }
}

/* ---------- 左侧分节索引 ---------- */
.page-privacy .privacy-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .privacy-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: var(--pp-rule);
  border-radius: var(--radius-pill);
  color: var(--slate-400);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  transition: color var(--ease), background var(--ease), border-color var(--ease), transform var(--ease);
}

.page-privacy .privacy-index__list a .num {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--white-000);
  border-color: var(--cyan-400);
  background: var(--ink-800);
  transform: translateX(3px);
}

@media (min-width: 900px) {
  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }

  .page-privacy .privacy-index__list {
    display: grid;
    gap: 0;
    border-top: var(--pp-rule);
  }

  .page-privacy .privacy-index__list a {
    display: flex;
    justify-content: flex-start;
    padding: 11px 10px;
    border: 0;
    border-bottom: var(--pp-rule);
    border-radius: 0;
    font-size: 14px;
  }
}

/* ---------- 正文阅读带 ---------- */
.page-privacy .privacy-doc {
  max-width: var(--pp-doc);
  color: var(--text-body);
}

.page-privacy .privacy-sec {
  padding-top: 40px;
  margin-top: 40px;
  border-top: var(--pp-rule);
  scroll-margin-top: calc(var(--topbar-h) + 32px);
}

.page-privacy .privacy-sec:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-sec h2 {
  margin: 8px 0 16px;
  font-size: clamp(20px, 2.5vw, 27px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--white-000);
}

.page-privacy .privacy-sec p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.7;
}

.page-privacy .privacy-sec a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: background var(--ease), color var(--ease);
}

.page-privacy .privacy-sec a:hover,
.page-privacy .privacy-sec a:focus-visible {
  background: var(--cyan-400);
  color: var(--ink-950);
  text-decoration: none;
}

/* 条目列表 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-list > li {
  padding: 14px 16px;
  border: var(--pp-rule);
  border-left: 3px solid var(--ink-line);
  border-radius: var(--radius-sm);
  background: var(--ink-800);
  transition: border-left-color var(--ease), background var(--ease);
}

.page-privacy .privacy-list > li:hover {
  border-left-color: var(--cyan-400);
  background: var(--ink-700);
}

.page-privacy .privacy-list strong {
  display: block;
  margin-bottom: 5px;
  color: var(--white-000);
  font-size: 15px;
  line-height: 1.45;
}

.page-privacy .privacy-list span {
  display: block;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-body);
}

/* 用途时间线 */
.page-privacy .privacy-uses {
  list-style: none;
  margin: 24px 0 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--ink-line);
}

.page-privacy .privacy-uses > li {
  position: relative;
  padding-bottom: 24px;
}

.page-privacy .privacy-uses > li:last-child {
  padding-bottom: 0;
}

.page-privacy .privacy-uses > li::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan-400);
}

.page-privacy .privacy-uses > li > p {
  margin: 0 0 5px;
  font-size: 16px;
  line-height: 1.7;
}

.page-privacy .privacy-uses > li > p:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-uses .meta-label {
  color: var(--amber-400);
}

/* 折叠说明 */
.page-privacy .privacy-fold {
  margin-top: 12px;
  border: var(--pp-rule);
  border-radius: var(--radius-sm);
  background: var(--ink-800);
  overflow: hidden;
}

.page-privacy .privacy-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  color: var(--white-000);
  font-size: 15px;
  line-height: 1.5;
  transition: background var(--ease);
}

.page-privacy .privacy-fold > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-fold > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan-400);
}

.page-privacy .privacy-fold[open] > summary::after {
  content: "−";
}

.page-privacy .privacy-fold > summary:hover,
.page-privacy .privacy-fold > summary:focus-visible {
  background: var(--ink-700);
}

.page-privacy .privacy-fold__body {
  padding: 14px 18px 18px;
  border-top: var(--pp-rule);
}

.page-privacy .privacy-fold__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-body);
}

/* 权利条目 */
.page-privacy .privacy-actions {
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-actions > div {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: var(--pp-rule);
}

.page-privacy .privacy-actions > div:first-child {
  border-top: var(--pp-rule);
}

.page-privacy .privacy-actions dt {
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan-400);
  letter-spacing: 0.02em;
}

.page-privacy .privacy-actions dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-body);
}

/* ---------- 右侧数据栏 ---------- */
.page-privacy .privacy-aside {
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-aside__card {
  padding: 16px;
  border: var(--pp-rule);
  border-radius: var(--radius-sm);
  background: var(--ink-800);
}

.page-privacy .privacy-aside__card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-400);
}

.page-privacy .privacy-aside__card p.privacy-aside__ver {
  margin: 8px 0 8px;
  font-family: var(--font-mono);
  font-size: 26px;
  letter-spacing: -0.02em;
  color: var(--cyan-400);
}

.page-privacy .privacy-aside__card p.privacy-aside__hours {
  margin: 8px 0 8px;
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: 0;
  color: var(--amber-400);
}

@media (min-width: 600px) and (max-width: 899px) {
  .page-privacy .privacy-aside {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-aside {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }
}

/* ---------- 收尾指路 ---------- */
.page-privacy .privacy-tail {
  margin-top: 72px;
}

.page-privacy .privacy-tail p {
  max-width: var(--pp-doc);
  margin: 0;
  padding-top: 28px;
  border-top: var(--pp-rule);
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-privacy .privacy-tail a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: background var(--ease), color var(--ease);
}

.page-privacy .privacy-tail a:hover,
.page-privacy .privacy-tail a:focus-visible {
  background: var(--cyan-400);
  color: var(--ink-950);
  text-decoration: none;
}

/* ---------- 窄屏 ---------- */
@media (max-width: 640px) {
  .page-privacy .privacy-hero__media {
    aspect-ratio: 4 / 3;
  }

  .page-privacy .privacy-shell {
    padding-top: 44px;
    gap: 30px;
  }

  .page-privacy .privacy-sec {
    padding-top: 30px;
    margin-top: 30px;
  }

  .page-privacy .privacy-tail {
    margin-top: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-list > li,
  .page-privacy .privacy-fold > summary,
  .page-privacy .privacy-sec a,
  .page-privacy .privacy-tail a {
    transition: none;
  }

  .page-privacy .privacy-index__list a:hover,
  .page-privacy .privacy-index__list a:focus-visible {
    transform: none;
  }
}