.page-privacy {
  --pp-index-w: 200px;
  --pp-line: rgba(43, 37, 69, 0.9);
  --pp-dot: rgba(168, 85, 247, 0.10);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  padding-top: 28px;
}

.page-privacy .pp-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--paper);
  margin: 14px 0 0;
  max-width: 20ch;
}

.page-privacy .pp-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--mist);
}

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

/* ---------- 开篇视觉 ---------- */
.page-privacy .pp-visual {
  margin: 28px 0 0;
}

.page-privacy .pp-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(1.08) contrast(1.04);
}

.page-privacy .pp-visual .img-frame__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 索引 + 正文 布局 ---------- */
.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  margin-top: 44px;
  padding-bottom: 20px;
  background-image: radial-gradient(var(--pp-dot) 1px, transparent 1px);
  background-size: 22px 22px;
  background-position: -1px -1px;
}

.page-privacy .pp-index {
  display: none;
}

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

/* ---------- 章节 ---------- */
.page-privacy .pp-sec {
  padding: 30px 0 34px;
  border-top: 1px solid var(--pp-line);
  scroll-margin-top: 82px;
}

.page-privacy .pp-sec:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-privacy .pp-sec__head {
  margin-bottom: 16px;
}

.page-privacy .pp-sec__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.35;
  color: var(--paper);
  margin: 10px 0 0;
}

.page-privacy .pp-sec__lede {
  margin: 0 0 18px;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-privacy .pp-sec p {
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
  margin: 0 0 14px;
}

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

.page-privacy .pp-sec a {
  color: var(--link-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pp-sec a:hover,
.page-privacy .pp-sec a:focus-visible {
  color: var(--neon-purple);
}

.page-privacy .pp-note {
  border-left: 2px solid var(--phosphor);
  padding: 4px 0 4px 14px;
  color: var(--mist) !important;
  font-size: 15px !important;
}

/* ---------- 条目表 ---------- */
.page-privacy .pp-rows {
  margin: 0;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .pp-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .pp-row__key {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-privacy .pp-row__code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--electric-blue);
  border: 1px solid var(--grid);
  padding: 2px 6px;
  white-space: nowrap;
}

.page-privacy .pp-row__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 62ch;
}

/* ---------- 用途面板 ---------- */
.page-privacy .pp-uses {
  margin-top: 6px;
}

.page-privacy .pp-use {
  padding: 18px;
}

.page-privacy .pp-use__title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-privacy .pp-use p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 本地偏好 chips ---------- */
.page-privacy .pp-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}

.page-privacy .pp-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--paper);
  background: var(--panel);
  border: 1px solid var(--grid);
  border-left: 2px solid var(--electric-blue);
  padding: 7px 12px;
}

/* ---------- 步骤 ---------- */
.page-privacy .pp-steps {
  counter-reset: ppstep;
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  max-width: 62ch;
  border-left: 1px solid var(--grid);
}

.page-privacy .pp-steps li {
  counter-increment: ppstep;
  position: relative;
  padding: 8px 0 8px 44px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper);
}

.page-privacy .pp-steps li::before {
  content: "0" counter(ppstep);
  position: absolute;
  left: 12px;
  top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--phosphor);
  letter-spacing: 0.04em;
}

/* ---------- 保留期限卡片 ---------- */
.page-privacy .pp-keeps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
  margin: 4px 0 20px;
}

.page-privacy .pp-keep {
  background: var(--blackout);
  padding: 18px 18px 20px;
}

.page-privacy .pp-keep__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-privacy .pp-keep__num {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--phosphor);
  line-height: 1.3;
}

.page-privacy .pp-keep__desc {
  margin: 0 !important;
  font-size: 14px !important;
  line-height: 1.75 !important;
  color: var(--mist) !important;
}

/* ---------- 折叠 ---------- */
.page-privacy .pp-fold {
  border: 1px solid var(--grid);
  border-left: 2px solid var(--neon-purple);
  background: var(--panel);
  margin: 0 0 14px;
}

.page-privacy .pp-fold summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--electric-blue);
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.page-privacy .pp-fold summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--arcade-orange);
  line-height: 1;
}

.page-privacy .pp-fold[open] summary::before {
  content: "–";
}

.page-privacy .pp-fold summary:hover,
.page-privacy .pp-fold summary:focus-visible {
  color: var(--neon-purple);
  outline: none;
}

.page-privacy .pp-fold summary:focus-visible {
  box-shadow: 0 0 0 2px var(--neon-purple);
}

.page-privacy .pp-fold__body {
  padding: 0 16px 16px;
  border-top: 1px dashed var(--grid);
}

.page-privacy .pp-fold__body p {
  margin: 14px 0 0 !important;
  font-size: 15px !important;
  line-height: 1.78 !important;
  color: var(--mist) !important;
}

/* ---------- 联络 ---------- */
.page-privacy .pp-reach {
  margin: 6px 0 20px;
}

.page-privacy .pp-reach__cell {
  padding: 16px 18px;
}

.page-privacy .pp-reach__label {
  margin: 0 0 8px !important;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--phosphor) !important;
}

.page-privacy .pp-reach__val {
  margin: 0 !important;
  font-size: 15px !important;
  line-height: 1.75 !important;
  color: var(--paper) !important;
}

.page-privacy .pp-tail {
  color: var(--mist) !important;
  font-size: 15px !important;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-privacy .pp-hero__title {
    font-size: 40px;
  }

  .page-privacy .pp-sec__title {
    font-size: 26px;
  }

  .page-privacy .pp-row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

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

@media (min-width: 1000px) {
  .page-privacy .pp-hero__title {
    font-size: 52px;
    max-width: 24ch;
  }

  .page-privacy .pp-layout {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    gap: 56px;
    margin-top: 56px;
  }

  .page-privacy .pp-index {
    display: block;
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    align-self: start;
    border-left: 1px solid var(--grid);
    padding-left: 0;
  }

  .page-privacy .pp-index__head {
    margin: 0 0 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--mist);
  }

  .page-privacy .pp-index__list {
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .page-privacy .pp-index__list li {
    margin: 0;
  }

  .page-privacy .pp-index__link {
    display: block;
    padding: 9px 8px 9px 14px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--mist);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -1px;
    transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
  }

  .page-privacy .pp-index__coord {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    color: var(--link-teal);
    margin-bottom: 2px;
  }

  .page-privacy .pp-index__link:hover,
  .page-privacy .pp-index__link:focus-visible {
    color: var(--paper);
    border-left-color: var(--neon-purple);
    background: rgba(168, 85, 247, 0.08);
    outline: none;
  }

  .page-privacy .pp-index__foot {
    margin: 16px 0 0;
    font-size: 12px;
    line-height: 1.7;
    color: var(--mist);
    padding-left: 14px;
  }

  .page-privacy .pp-sec {
    padding: 40px 0 44px;
  }

  .page-privacy .pp-sec__title {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-index__link {
    transition: none;
  }
}