.page-privacy {
  --pp-num: 38px;
  --pp-measure: 760px;
  background: var(--ink);
  color: var(--cream);
  font-family: var(--sans);
  overflow-x: hidden;
}

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

@supports (animation-timeline: scroll()) {
  .page-privacy .pp-progress {
    display: block;
    position: fixed;
    inset-inline: 0;
    top: 0;
    height: 2px;
    transform: scaleX(0);
    transform-origin: 0 50%;
    background: linear-gradient(90deg, var(--cyan), var(--flame));
    z-index: 55;
    animation: pp-progress-grow linear both;
    animation-timeline: scroll(root block);
    pointer-events: none;
  }
}

@keyframes pp-progress-grow {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

.page-privacy .pp-shell {
  max-width: var(--content-max);
  margin-inline: auto;
  padding: clamp(24px, 5vw, 56px) clamp(18px, 5vw, 56px) clamp(56px, 9vw, 110px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  padding-top: clamp(6px, 2vw, 22px);
}

.page-privacy .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--graphite);
  margin-bottom: clamp(18px, 3vw, 32px);
}

.page-privacy .breadcrumbs__item {
  color: inherit;
  text-decoration: none;
}

.page-privacy a.breadcrumbs__item {
  transition: color var(--dur) var(--ease);
}

.page-privacy a.breadcrumbs__item:hover,
.page-privacy a.breadcrumbs__item:focus-visible {
  color: var(--cyan);
}

.page-privacy .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 10px;
  color: var(--line-strong);
}

.page-privacy .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--cyan);
  margin: 0 0 16px;
  text-transform: uppercase;
}

.page-privacy .pp-title {
  margin: 0 0 20px;
  font-size: clamp(30px, 6.4vw, 64px);
  font-weight: 200;
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-privacy .pp-title__strong {
  display: block;
  margin-top: 6px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-privacy .pp-lede {
  max-width: 620px;
  margin: 0 0 clamp(26px, 4vw, 46px);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 氛围图带 ---------- */
.page-privacy .pp-band {
  position: relative;
  margin: 0 0 clamp(32px, 6vw, 70px);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  background: var(--board);
}

.page-privacy .pp-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 420;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.06);
}

.page-privacy .pp-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 18, 15, 0) 42%, rgba(6, 18, 15, 0.88) 100%);
  pointer-events: none;
}

.page-privacy .pp-band .media__label {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 12px;
  z-index: 2;
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
  text-transform: uppercase;
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  padding: 20px 0 4px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(8px, 2vw, 16px);
}

.page-privacy .pp-toc__title {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--graphite);
  text-transform: uppercase;
}

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

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 6px 0;
  font-size: 14.5px;
  color: var(--cream);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-privacy .pp-toc__dot {
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: transparent;
  transform: translateY(-1px);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pp-toc__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--graphite);
  transition: color var(--dur) var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--cyan);
}

.page-privacy .pp-toc__link:hover .pp-toc__dot,
.page-privacy .pp-toc__link:focus-visible .pp-toc__dot {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .pp-toc__link:hover .pp-toc__num,
.page-privacy .pp-toc__link:focus-visible .pp-toc__num {
  color: var(--cyan);
}

/* ---------- 章节 ---------- */
.page-privacy .pp-section {
  display: grid;
  grid-template-columns: var(--pp-num) minmax(0, 1fr);
  column-gap: 14px;
  padding-block: clamp(30px, 5vw, 58px);
  border-top: 1px solid var(--line);
}

.page-privacy .pp-mark {
  position: relative;
  padding-top: 0.45em;
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .pp-mark::after {
  content: "";
  display: block;
  width: 2px;
  height: 26px;
  margin-top: 12px;
  background: var(--cyan);
  opacity: 0.75;
}

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

.page-privacy .pp-h2 {
  margin: 0 0 14px;
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-privacy .pp-text {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(245, 242, 233, 0.84);
}

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

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

/* ---------- 场景卡片 ---------- */
.page-privacy .pp-cards {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
}

.page-privacy .pp-cards .card {
  background: var(--board);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 20px 18px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-privacy .pp-cards .card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-privacy .pp-cards .card__meta {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--flame);
  text-transform: uppercase;
}

.page-privacy .pp-cards .card__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cream);
}

.page-privacy .pp-cards .card__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(245, 242, 233, 0.78);
}

/* ---------- 清单 ---------- */
.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(245, 242, 233, 0.86);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.84em;
  width: 12px;
  height: 1px;
  background: var(--cyan);
}

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

/* ---------- 提示块 ---------- */
.page-privacy .pp-note {
  margin: 22px 0 0;
  padding: 16px 18px;
  background: rgba(159, 233, 214, 0.07);
  border-left: 2px solid var(--cyan);
  border-radius: 0 4px 4px 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 折叠条款 ---------- */
.page-privacy .pp-acc {
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
}

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

.page-privacy .pp-item summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--cream);
  transition: color var(--dur) var(--ease);
}

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

.page-privacy .pp-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  transition: transform var(--dur) var(--ease);
}

.page-privacy .pp-item[open] summary::after {
  transform: rotate(45deg);
}

.page-privacy .pp-item summary:hover { color: var(--cyan); }

.page-privacy .pp-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .pp-item__body {
  margin: 0;
  padding: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 242, 233, 0.82);
}

/* ---------- 页脚收束 ---------- */
.page-privacy .pp-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: clamp(40px, 6vw, 72px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-privacy .pp-meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--graphite);
}

.page-privacy .pp-meta span + span::before {
  content: " · ";
  color: var(--line-strong);
}

.page-privacy .pp-top {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-decoration: none;
}

.page-privacy .pp-top__circle {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--cyan);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pp-top:hover .pp-top__circle,
.page-privacy .pp-top:focus-visible .pp-top__circle {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-privacy .pp-top:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
    row-gap: 4px;
  }

  .page-privacy .pp-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-privacy {
    --pp-num: 78px;
  }

  .page-privacy .pp-section {
    column-gap: 30px;
  }

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

  .page-privacy .pp-mark {
    font-size: 13px;
    letter-spacing: 0.2em;
  }
}
</main>