.page-privacy {
  --pp-measure: 34em;
  --pp-toc-w: 236px;
  --pp-pad: 22px;
  background: var(--paper);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
}

.page-privacy .pp-hero__media {
  position: relative;
  height: clamp(150px, 24vw, 280px);
  overflow: hidden;
  background: var(--ink-deep);
}

.page-privacy .pp-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 42%;
}

.page-privacy .pp-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18, 36, 32, 0.42), rgba(247, 242, 231, 0.94));
}

.page-privacy .pp-hero__inner {
  padding-block: 22px 34px;
}

.page-privacy .pp-hero__title {
  margin: 12px 0 0;
  max-width: 14em;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.1rem, 7vw, 3.9rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .pp-hero__lead {
  margin: 18px 0 0;
  max-width: var(--pp-measure);
  font-size: 17px;
  color: var(--text);
}

.page-privacy .pp-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-hero__facts .ds-fact {
  min-width: 116px;
  padding: 10px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--copper);
  border-radius: var(--radius-card);
}

.page-privacy .pp-hero__facts .ds-fact__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1.3;
  color: var(--ink);
}

.page-privacy .pp-hero__facts .ds-fact__label {
  display: block;
  margin-top: 2px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 文档骨架 ---------- */
.page-privacy .pp-doc {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-block: 34px 72px;
}

/* ---------- 章节目录 ---------- */
.page-privacy .pp-toc {
  padding-top: 16px;
  border-top: 2px solid var(--ink);
}

.page-privacy .pp-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  transition: background-color 200ms var(--ease), border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  background: var(--card);
  border-color: var(--copper);
  color: var(--ink-deep);
}

.page-privacy .pp-toc__link .ds-mono {
  color: var(--copper);
  font-size: 12.5px;
}

.page-privacy .pp-toc__top {
  margin-top: 16px;
  font-size: 14px;
}

/* ---------- 章节 ---------- */
.page-privacy .pp-chapter {
  scroll-margin-top: 108px;
  padding-bottom: 44px;
}

.page-privacy .pp-chapter + .pp-chapter {
  padding-top: 44px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pp-chapter__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
  transition: border-color 240ms var(--ease);
}

.page-privacy .pp-chapter__no {
  flex: none;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--copper);
  transition: color 240ms var(--ease);
}

.page-privacy .pp-chapter__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.35rem, 4.5vw, 1.85rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-privacy .pp-chapter:target .pp-chapter__head {
  border-bottom-color: var(--copper);
}

.page-privacy .pp-chapter:target .pp-chapter__no {
  color: var(--cinnabar);
}

.page-privacy .pp-chapter p {
  max-width: var(--pp-measure);
  margin: 0 0 14px;
  font-size: 17px;
}

.page-privacy .pp-clause {
  margin: 0 0 24px;
  padding-left: 14px;
  border-left: 3px solid var(--line-soft);
}

.page-privacy .pp-clause__no {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-privacy .pp-clause__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.08rem;
  line-height: 1.5;
  color: var(--ink);
}

.page-privacy .pp-clause ul,
.page-privacy .ds-fold__panel ul {
  max-width: var(--pp-measure);
  margin: 0 0 10px;
  padding-left: 1.15em;
}

.page-privacy .pp-clause li,
.page-privacy .ds-fold__panel li {
  margin-bottom: 5px;
  font-size: 16px;
}

.page-privacy .pp-clause a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--copper);
  text-underline-offset: 3px;
}

.page-privacy .pp-clause a:hover,
.page-privacy .pp-clause a:focus-visible {
  color: var(--cinnabar-deep);
}

.page-privacy .pp-callout {
  max-width: var(--pp-measure);
  margin: 4px 0 0;
}

/* ---------- 参数表 ---------- */
.page-privacy .pp-table-wrap {
  margin: 4px 0 24px;
  overflow-x: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-privacy .ds-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 15.5px;
}

.page-privacy .ds-table th,
.page-privacy .ds-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .ds-table th {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: rgba(30, 58, 52, 0.05);
}

.page-privacy .ds-table tr:last-child td {
  border-bottom: 0;
}

/* ---------- 折叠 ---------- */
.page-privacy .ds-fold {
  max-width: var(--pp-measure);
  margin: 4px 0 26px;
}

/* ---------- 时间轴 ---------- */
.page-privacy .pp-timeline {
  margin: 8px 0 26px;
}

.page-privacy .pp-timeline .ds-timeline__period {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--copper);
}

.page-privacy .pp-timeline .ds-timeline__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

.page-privacy .pp-timeline p {
  max-width: var(--pp-measure);
}

/* ---------- 信息流向图 ---------- */
.page-privacy .pp-flow {
  margin: 10px 0 26px;
  padding: 20px 16px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-privacy .pp-flow svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .pp-flow figcaption {
  margin-top: 10px;
}

/* ---------- 申请渠道 ---------- */
.page-privacy .pp-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 6px 0 16px;
}

.page-privacy .pp-channel {
  padding: var(--pp-pad);
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--ink);
  border-radius: var(--radius-card);
}

.page-privacy .pp-channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pp-channel__value {
  display: block;
  margin: 6px 0 12px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  word-break: break-all;
}

.page-privacy .ds-copy {
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--copper-soft);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .ds-copy:hover,
.page-privacy .ds-copy:focus-visible {
  background: var(--copper-soft);
  border-color: var(--copper);
}

.page-privacy .ds-copy[data-copied] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.page-privacy .pp-hours {
  max-width: var(--pp-measure);
  margin: 0 0 26px;
  font-size: 15px;
  color: var(--muted);
}

/* ---------- 相关页面 ---------- */
.page-privacy .pp-related {
  margin-top: 48px;
  padding-top: 22px;
  border-top: 2px solid var(--ink);
}

.page-privacy .pp-related__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-related__link {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-privacy .pp-related__link:hover,
.page-privacy .pp-related__link:focus-visible {
  border-color: var(--copper);
  background: #fffefb;
}

.page-privacy .pp-related__link .ds-mono {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper);
}

.page-privacy .pp-related__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
}

.page-privacy .pp-related__text {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-related__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pp-hero__inner {
    padding-block: 30px 44px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-doc {
    grid-template-columns: var(--pp-toc-w) minmax(0, 1fr);
    gap: 48px;
    padding-block: 54px 96px;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-privacy .pp-toc__list {
    display: block;
  }

  .page-privacy .pp-toc__list li + li {
    margin-top: 2px;
  }

  .page-privacy .pp-toc__link {
    padding: 7px 10px;
    border-color: transparent;
    border-radius: var(--radius-card);
  }
}

@media (min-width: 1200px) {
  .page-privacy {
    --pp-toc-w: 260px;
    --pp-pad: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link,
  .page-privacy .pp-related__link,
  .page-privacy .ds-copy,
  .page-privacy .pp-chapter__head,
  .page-privacy .pp-chapter__no {
    transition: none;
  }
}