.page-privacy {
  --pp-measure: 68ch;
  --pp-toc-w: 208px;
  background: var(--warm);
  color: var(--carbon);
  padding-bottom: clamp(48px, 9vw, 96px);
}

.page-privacy .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
  font-size: 13px;
  color: var(--mute);
}

/* ---------- 首屏 ---------- */

.page-privacy .pp-hero {
  padding-top: clamp(28px, 5vw, 60px);
  padding-bottom: clamp(26px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-kicker {
  margin: 0 0 14px;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.page-privacy .pp-hero__title {
  margin: 0;
  max-width: 16em;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 54px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-privacy .pp-hero__lead {
  margin: clamp(16px, 3vw, 24px) 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: #2b3430;
}

.page-privacy .pp-hero__meta {
  margin: clamp(16px, 3vw, 22px) 0 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}

.page-privacy .pp-hero__meta .mono {
  color: var(--ink-2);
  font-weight: 700;
}

/* ---------- 主体布局 ---------- */

.page-privacy .pp-layout {
  padding-block: clamp(28px, 5vw, 68px);
}

.page-privacy .pp-body {
  min-width: 0;
}

/* ---------- 章节索引 ---------- */

.page-privacy .pp-toc {
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-bottom: clamp(28px, 5vw, 48px);
}

.page-privacy .pp-toc__label {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
}

.page-privacy .pp-toc ol {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pp-toc li {
  flex: 0 0 auto;
}

.page-privacy .pp-toc a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--carbon);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .pp-toc a:hover,
.page-privacy .pp-toc a:focus-visible {
  border-color: var(--ink);
  background: #fff;
}

.page-privacy .pp-toc__num {
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-2);
}

/* ---------- 章节 ---------- */

.page-privacy .pp-body > .pp-chapter {
  padding-block: clamp(26px, 5vw, 46px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-privacy .pp-body > .pp-chapter:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pp-chapter__head {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: clamp(16px, 3vw, 24px);
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .pp-chapter__head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 7px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--line) 0 1px,
    transparent 1px 7px
  );
  pointer-events: none;
}

.page-privacy .pp-chapter__num {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: clamp(24px, 5vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.page-privacy .pp-chapter__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(19px, 3.6vw, 25px);
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1.4;
  color: var(--ink);
}

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

.page-privacy .pp-chapter__body p {
  margin: 0 0 1.05em;
  font-size: 16px;
  line-height: 1.9;
  color: #232a27;
}

.page-privacy .pp-chapter__body p:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-chapter__body a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--blue);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-privacy .pp-chapter__body a:hover,
.page-privacy .pp-chapter__body a:focus-visible {
  color: var(--ink-2);
  text-decoration-color: var(--cyan);
}

.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 1.25em;
  padding: 0;
  display: grid;
  gap: 11px;
  max-width: var(--pp-measure);
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.85;
  color: #232a27;
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 11px;
  height: 2px;
  background: var(--ink-2);
}

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

/* ---------- 强调条款 ---------- */

.page-privacy .pp-note {
  margin: clamp(20px, 3.5vw, 28px) 0 0;
  padding: clamp(16px, 3vw, 22px) clamp(16px, 3vw, 24px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--ink);
  border-radius: var(--radius);
  max-width: var(--pp-measure);
}

.page-privacy .pp-note__label {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.page-privacy .pp-note p:not(.pp-note__label) {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: #232a27;
}

.page-privacy .pp-note a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--blue);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* ---------- 长文配图 ---------- */

.page-privacy .pp-figure {
  margin: clamp(28px, 5vw, 44px) 0;
}

.page-privacy .pp-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--carbon);
}

/* ---------- 版本沿革 ---------- */

.page-privacy .pp-revisions {
  margin-top: clamp(34px, 6vw, 60px);
  padding-top: clamp(20px, 3.5vw, 30px);
  border-top: 1px solid var(--line);
}

.page-privacy .pp-rev-title {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.page-privacy .pp-rev-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  max-width: var(--pp-measure);
}

.page-privacy .pp-rev-list li {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pp-rev-list li:first-child {
  border-top: 0;
}

.page-privacy .pp-rev__ver {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-privacy .pp-rev__txt {
  font-size: 15px;
  line-height: 1.75;
  color: #2b3430;
}

/* ---------- 联系区 ---------- */

.page-privacy .pp-contact {
  margin-top: clamp(32px, 5vw, 52px);
  padding: clamp(22px, 4vw, 34px);
  background: var(--carbon);
  border-radius: var(--radius);
  color: var(--warm);
}

.page-privacy .pp-contact__label {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-privacy .pp-contact__text {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--warm);
}

.page-privacy .pp-contact__text .mono {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .pp-contact__actions {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .pp-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  background: var(--cyan);
  color: var(--carbon);
  border: 2px solid var(--cyan);
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-privacy .pp-cta:hover,
.page-privacy .pp-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(51, 241, 207, 0.22);
}

.page-privacy .pp-cta--ghost {
  background: transparent;
  color: var(--warm);
  border-color: rgba(245, 242, 234, 0.5);
}

.page-privacy .pp-cta--ghost:hover,
.page-privacy .pp-cta--ghost:focus-visible {
  border-color: var(--warm);
  box-shadow: none;
}

/* ---------- 桌面端 ---------- */

@media (min-width: 1000px) {
  .page-privacy .pp-layout {
    display: grid;
    grid-template-columns: var(--pp-toc-w) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 96px;
    margin-bottom: 0;
    border-top: 0;
    padding-top: 0;
    padding-right: 20px;
  }

  .page-privacy .pp-toc ol {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

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

  .page-privacy .pp-toc a {
    display: flex;
    width: 100%;
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: none;
    font-size: 14px;
    white-space: normal;
    transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
  }

  .page-privacy .pp-toc a:hover,
  .page-privacy .pp-toc a:focus-visible {
    border-left-color: var(--ink);
    background: var(--paper);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-cta,
  .page-privacy .pp-toc a {
    transition: none;
  }

  .page-privacy .pp-cta:hover,
  .page-privacy .pp-cta:focus-visible {
    transform: none;
  }
}
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