.page-privacy {
  --privacy-index-w: 220px;
  --privacy-measure: 44rem;
  background: var(--ink-950);
  color: var(--paper-50);
  padding-bottom: 4.5rem;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-privacy .privacy-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding-top: 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--mist-300);
}

.page-privacy .privacy-crumbs a {
  color: var(--phantom-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-crumbs a:hover {
  color: var(--cyan-400);
  border-bottom-color: currentColor;
}

.page-privacy .privacy-crumbs a:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: 2rem 0 3rem;
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(36, 64, 92, 0.4) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(36, 64, 92, 0.4) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 78%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 78%);
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  display: grid;
  gap: 2.25rem;
  align-items: start;
}

.page-privacy .privacy-hero__text {
  min-width: 0;
}

.page-privacy .privacy-hero__text .kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--phantom-200);
  text-transform: uppercase;
}

.page-privacy .privacy-hero h1 {
  margin: 0.75rem 0 1.35rem;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.9rem, 12vw, 6.5rem);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--paper-50);
}

.page-privacy .privacy-hero__lead {
  max-width: 34rem;
  margin: 0;
  font-size: clamp(0.98rem, 2.3vw, 1.12rem);
  line-height: 1.9;
  color: var(--mist-300);
}

/* 摘要卡：纸张叠层 */
.page-privacy .privacy-hero__summary {
  position: relative;
  z-index: 1;
  margin-top: 1.9rem;
  padding: 1.4rem 1.25rem;
  background: var(--ink-800);
  border: 1px solid var(--line-700);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.page-privacy .privacy-hero__summary::after {
  content: "";
  position: absolute;
  inset: 8px -8px -8px 8px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius);
  background: rgba(233, 238, 245, 0.05);
  z-index: -1;
}

.page-privacy .privacy-hero__summary-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-privacy .privacy-facts {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-privacy .privacy-facts li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--paper-100);
}

.page-privacy .privacy-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--cyan-400);
  transform: rotate(45deg);
}

/* 首屏视觉 */
.page-privacy .privacy-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-700);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-900);
  min-width: 0;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-privacy .privacy-hero__media figcaption {
  padding: 0.7rem 0.95rem;
  border-top: 1px solid var(--line-700);
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--mist-300);
}

/* ---------- 文档区布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: 2.25rem;
  padding-top: 1.5rem;
  padding-bottom: 1rem;
}

.page-privacy .privacy-index {
  position: relative;
  min-width: 0;
  padding: 1.15rem 1rem 1.25rem;
  background: var(--ink-900);
  border: 1px solid var(--line-700);
  border-radius: var(--radius);
}

.page-privacy .privacy-progress {
  height: 3px;
  margin-bottom: 1rem;
  background: var(--line-700);
  border-radius: 2px;
  overflow: hidden;
}

.page-privacy .privacy-progress span {
  display: block;
  height: 100%;
  width: calc(var(--progress, 0) * 100%);
  background: linear-gradient(90deg, var(--phantom-500), var(--cyan-400));
  transition: width 0.12s linear;
}

.page-privacy .privacy-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--phantom-200);
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .privacy-index__list a {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.5rem 0.45rem;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--mist-300);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--paper-50);
  border-left-color: var(--phantom-500);
  background: rgba(108, 77, 255, 0.12);
}

.page-privacy .privacy-index__list a:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-privacy .privacy-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--phantom-200);
}

.page-privacy .privacy-index__note {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line-700);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--mist-300);
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-clause {
  position: relative;
  padding: 2rem 0 1.1rem;
  border-top: 1px solid var(--line-700);
  scroll-margin-top: 5rem;
}

.page-privacy .privacy-clause:first-child {
  padding-top: 0.5rem;
  border-top: none;
}

.page-privacy .privacy-clause h2 {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.05rem;
  font-family: var(--font-head);
  font-size: clamp(1.12rem, 3.2vw, 1.42rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--paper-50);
}

.page-privacy .privacy-clause__num {
  flex: none;
  padding: 0.1rem 0.4rem;
  border: 1px solid var(--line-700);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--phantom-200);
}

.page-privacy .privacy-clause p {
  margin: 0 0 1rem;
  font-size: 0.96rem;
  line-height: 1.95;
  color: var(--paper-50);
}

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

.page-privacy .privacy-clause a {
  color: var(--phantom-200);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(201, 191, 255, 0.45);
  text-underline-offset: 3px;
  transition: color 0.18s ease, text-decoration-color 0.18s ease;
}

.page-privacy .privacy-clause a:hover {
  color: var(--cyan-400);
  text-decoration-color: currentColor;
}

.page-privacy .privacy-clause a:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
  border-radius: 2px;
}

.page-privacy .privacy-clause ul {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-privacy .privacy-clause li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.93rem;
  line-height: 1.9;
  color: var(--paper-50);
}

.page-privacy .privacy-clause ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 0.42rem;
  height: 0.42rem;
  background: var(--phantom-500);
  transform: rotate(45deg);
}

.page-privacy .privacy-clause li strong {
  color: var(--paper-50);
  font-weight: 700;
}

/* 重点条款：叠层纸卡 */
.page-privacy .privacy-clause--paper {
  margin: 1.5rem 0;
  padding: 1.4rem 1.2rem 1.1rem;
  background: var(--ink-800);
  border: 1px solid var(--line-700);
  border-radius: var(--radius);
  z-index: 1;
}

.page-privacy .privacy-clause--paper::after {
  content: "";
  position: absolute;
  inset: 7px -7px -7px 7px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius);
  background: rgba(233, 238, 245, 0.045);
  z-index: -1;
}

.page-privacy .privacy-clause--paper + .privacy-clause {
  border-top: none;
  padding-top: 1.6rem;
}

/* 旁注：本地存储提示 */
.page-privacy .privacy-note {
  position: relative;
  margin: 0 0 1rem;
  padding: 0.85rem 1rem 0.85rem 1.1rem;
  border-left: 3px solid var(--phantom-500);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(108, 77, 255, 0.1);
  font-size: 0.87rem;
  line-height: 1.8;
  color: var(--paper-100);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-note:hover {
  background: rgba(108, 77, 255, 0.18);
  border-left-color: var(--cyan-400);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 2.75rem 0 3.75rem;
  }

  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    column-gap: 3.5rem;
    align-items: center;
  }

  .page-privacy .privacy-hero__summary {
    margin-top: 2.2rem;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-index-w) minmax(0, 1fr);
    column-gap: 4rem;
    padding-top: 2.5rem;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--bar-h) + 1.5rem);
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-clause {
    padding: 2.4rem 0 1.3rem;
  }

  .page-privacy .privacy-clause--paper {
    padding: 1.8rem 1.7rem 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-progress span,
  .page-privacy .privacy-note,
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-clause a {
    transition: none;
  }
}
<<<END>>>

.page-privacy {
  --progress: 1rem;
}