.page-privacy {
  --pp-accent: var(--cat-clean);
  --pp-body-max: 780px;
  background: var(--paper-cold);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-wrap: break-word;
}

/* ---------- 页首 ---------- */
.page-privacy .pp-masthead {
  padding: clamp(26px, 5vw, 56px) 0 clamp(18px, 3vw, 30px);
  background:
    radial-gradient(120% 92% at 88% 0%, rgba(30, 127, 184, 0.14), transparent 62%),
    var(--paper-cold);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-kicker {
  margin: 16px 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cat-repair);
}

.page-privacy h1 {
  margin: 0 0 18px;
  max-width: 17ch;
  font-size: clamp(27px, 6.2vw, 54px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-privacy .pp-lead {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-privacy .pp-masthead__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-privacy .pp-masthead__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  background: var(--paper-warm);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cat-clean);
  font-size: 13px;
  color: var(--ink-soft);
}

.page-privacy .pp-masthead__facts li:nth-child(2) { border-left-color: var(--cat-pipe); }
.page-privacy .pp-masthead__facts li:nth-child(3) { border-left-color: var(--cat-repair); }
.page-privacy .pp-masthead__facts li:nth-child(4) { border-left-color: var(--cat-house); }

.page-privacy .pp-masthead__facts .mono {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .pp-masthead__facts em { font-style: normal; }

/* ---------- 顶部横幅 ---------- */
.page-privacy .pp-banner {
  max-width: var(--wrap);
  margin: 0 auto clamp(28px, 5vw, 52px);
  padding: clamp(18px, 3vw, 30px) var(--gutter) 0;
}

.page-privacy .pp-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  background: var(--paper-warm);
}

.page-privacy .pp-banner figcaption {
  margin-top: 10px;
  font-family: var(--font-hand);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 布局 ---------- */
.page-privacy .pp-layout {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(48px, 8vw, 96px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
}

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

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  border-top: 3px solid var(--ink);
  padding-top: 12px;
}

.page-privacy .pp-toc__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-privacy .pp-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pp-toc a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 8px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

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

.page-privacy .pp-toc a .mono {
  font-size: 11.5px;
  color: var(--mist);
}

/* ---------- 章节通用 ---------- */
.page-privacy .pp-section { margin-bottom: clamp(38px, 6vw, 64px); }

.page-privacy .pp-section__head {
  border-top: 1px solid var(--line-strong);
  padding-top: 16px;
  margin-bottom: 22px;
}

.page-privacy .pp-section__no {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--cat-clean);
}

.page-privacy #use .pp-section__no { color: var(--cat-pipe); }
.page-privacy #keep .pp-section__no { color: var(--cat-repair); }
.page-privacy #third .pp-section__no { color: var(--cat-house); }
.page-privacy #guard .pp-section__no { color: var(--warn-3); }

.page-privacy .pp-section h2 {
  margin: 0 0 10px;
  font-size: clamp(20px, 3.4vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-privacy .pp-section__head p:last-child {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 01 信息矩阵 ---------- */
.page-privacy .pp-matrix {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .pp-matrix__col {
  padding: 16px 16px 18px;
  background: var(--paper-warm);
  border: 1px solid var(--line);
  border-top: 3px solid var(--pp-accent);
  box-shadow: var(--shadow-panel);
}

.page-privacy .pp-matrix__col--clean { --pp-accent: var(--cat-clean); }
.page-privacy .pp-matrix__col--pipe { --pp-accent: var(--cat-pipe); }
.page-privacy .pp-matrix__col--repair { --pp-accent: var(--cat-repair); }
.page-privacy .pp-matrix__col--house { --pp-accent: var(--cat-house); }

.page-privacy .pp-matrix__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 2px 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--pp-accent);
  border: 1px solid var(--pp-accent);
}

.page-privacy .pp-matrix__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-privacy .pp-matrix__col li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-privacy .pp-matrix__col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--pp-accent);
}

/* ---------- 深色提示块 ---------- */
.page-privacy .pp-note {
  margin-top: 16px;
  padding: 18px 18px 20px;
  background: var(--ink);
  border-left: 4px solid var(--cat-clean);
}

.page-privacy .pp-note__title {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--warn-1);
}

.page-privacy .pp-note p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(220, 233, 242, 0.86);
}

.page-privacy .pp-note--alt {
  border-left-color: var(--cat-house);
}

.page-privacy .pp-note--alt .pp-note__title { color: var(--warn-2); }

/* ---------- 02 使用环节 ---------- */
.page-privacy .pp-uses {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .pp-use {
  position: relative;
  padding: 18px 18px 20px 20px;
  background: var(--paper-warm);
  border: 1px solid var(--line);
}

.page-privacy .pp-use::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cat-pipe);
}

.page-privacy .pp-use:nth-child(2)::before { background: var(--cat-clean); }
.page-privacy .pp-use:nth-child(3)::before { background: var(--cat-repair); }
.page-privacy .pp-use:nth-child(4)::before { background: var(--cat-house); }

.page-privacy .pp-use h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
  letter-spacing: -0.01em;
}

.page-privacy .pp-use p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 03 时间线 ---------- */
.page-privacy .pp-timeline {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-privacy .pp-timeline__item {
  position: relative;
  padding: 0 0 20px 26px;
}

.page-privacy .pp-timeline__item::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: -4px;
  width: 2px;
  background: var(--line-strong);
}

.page-privacy .pp-timeline__item:last-child::before { display: none; }

.page-privacy .pp-timeline__item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--paper-warm);
  border: 2px solid var(--cat-repair);
}

.page-privacy .pp-timeline__item:nth-child(2)::after { border-color: var(--cat-clean); }
.page-privacy .pp-timeline__item:nth-child(3)::after { border-color: var(--cat-pipe); }
.page-privacy .pp-timeline__item:nth-child(4)::after { border-color: var(--cat-house); }

.page-privacy .pp-timeline__len {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .pp-timeline__item h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
}

.page-privacy .pp-timeline__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 查询与删除路径 ---------- */
.page-privacy .pp-path {
  padding: 18px 18px 20px;
  background: var(--paper-warm);
  border: 1px solid var(--line);
  border-left: 4px solid var(--cat-clean);
}

.page-privacy .pp-path h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.page-privacy .pp-path p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-privacy .pp-path .mono {
  color: var(--cat-clean);
  font-weight: 600;
  word-break: break-all;
}

.page-privacy .pp-path ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .pp-path li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-privacy .pp-path li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--cat-clean);
}

/* ---------- 04 外部方 ---------- */
.page-privacy .pp-partners {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-privacy .pp-partner {
  padding: 16px 16px 18px;
  background: var(--paper-warm);
  border: 1px solid var(--line);
}

.page-privacy .pp-partner h3 {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 8px;
  font-size: 16px;
}

.page-privacy .pp-partner h3::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  background: var(--cat-house);
}

.page-privacy .pp-partner:nth-child(2) h3::before { background: var(--cat-clean); }
.page-privacy .pp-partner:nth-child(3) h3::before { background: var(--cat-repair); }
.page-privacy .pp-partner:nth-child(4) h3::before { background: var(--warn-3); }

.page-privacy .pp-partner p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 05 内部管控 ---------- */
.page-privacy .pp-guards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .pp-guard {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pp-guard:last-child { border-bottom: 1px solid var(--line); }

.page-privacy .pp-guard__no {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--warn-3);
}

.page-privacy .pp-guard h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.page-privacy .pp-guard p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 延伸阅读 ---------- */
.page-privacy .pp-cross {
  margin-top: clamp(36px, 6vw, 60px);
  border-top: 3px solid var(--ink);
  padding-top: 20px;
}

.page-privacy .pp-cross h2 {
  margin: 0 0 14px;
  font-size: 18px;
}

.page-privacy .pp-cross ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pp-cross a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  font-size: 14.5px;
  color: var(--ink);
  text-decoration: none;
  background: var(--paper-warm);
  border: 1px solid var(--line);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-privacy .pp-cross a::after {
  content: "→";
  font-family: var(--font-mono);
  color: var(--mist);
}

.page-privacy .pp-cross a:hover,
.page-privacy .pp-cross a:focus-visible {
  border-color: var(--cat-clean);
  color: var(--cat-clean);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 700px) {
  .page-privacy .pp-uses { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-privacy .pp-partners { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 820px) {
  .page-privacy .pp-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 18px;
  }

  .page-privacy .pp-timeline__item { padding: 30px 0 0; }

  .page-privacy .pp-timeline__item::before {
    left: 0;
    top: 9px;
    bottom: auto;
    width: 100%;
    height: 2px;
  }

  .page-privacy .pp-timeline__item::after {
    left: 0;
    top: 3px;
  }
}

@media (min-width: 1020px) {
  .page-privacy .pp-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

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