.page-privacy {
  --pv-measure: 38rem;
  position: relative;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.75;
}

/* ── 顶部阅读进度 ── */
.page-privacy .privacy-progress {
  position: sticky;
  top: 0;
  z-index: 40;
  height: 3px;
  width: 100%;
  background: linear-gradient(90deg, var(--orange), var(--purple) 52%, var(--teal));
  transform-origin: 0 50%;
  pointer-events: none;
}

/* ── 首屏 ── */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 44px;
  border-bottom: 1px solid var(--grid);
}

.page-privacy .privacy-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .privacy-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  max-width: 100%;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 92% at 10% 0%, rgba(162, 75, 255, 0.30), rgba(7, 11, 20, 0) 62%),
    radial-gradient(96% 82% at 94% 8%, rgba(255, 106, 26, 0.24), rgba(7, 11, 20, 0) 64%),
    linear-gradient(180deg, rgba(7, 11, 20, 0.58), rgba(7, 11, 20, 0.94) 74%, var(--bg));
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 2;
}

.page-privacy .privacy-hero .eyebrow {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6.8vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 10px 0 16px;
  max-width: 15em;
}

.page-privacy .privacy-lede {
  max-width: var(--pv-measure);
  margin: 0 0 22px;
  font-size: 16px;
  color: var(--dim);
  line-height: 1.85;
}

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

/* ── 主布局 ── */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: 40px 72px;
}

/* ── 章节索引 ── */
.page-privacy .privacy-index {
  border: 1px solid var(--grid);
  background: var(--panel);
  border-radius: var(--radius-md);
  padding: 14px 14px 12px;
}

.page-privacy .privacy-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--dim);
  text-transform: uppercase;
}

.page-privacy .privacy-index-list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-index-list li {
  flex: none;
}

.page-privacy .privacy-index-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-pill);
  font-size: 13.5px;
  color: var(--dim);
  text-decoration: none;
  white-space: nowrap;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-privacy .privacy-index-link span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--info);
}

.page-privacy .privacy-index-link:hover,
.page-privacy .privacy-index-link[aria-current="true"] {
  color: var(--text);
  border-color: var(--orange);
  background: rgba(255, 106, 26, 0.10);
}

.page-privacy .privacy-index-link[aria-current="true"] span {
  color: var(--orange);
}

/* ── 正文 ── */
.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .privacy-section {
  position: relative;
  margin-top: 38px;
  padding-top: 34px;
  border-top: 1px solid var(--grid);
  scroll-margin-top: 88px;
}

.page-privacy .privacy-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-privacy .privacy-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding: 3px 9px;
  border: 1px solid rgba(255, 106, 26, 0.45);
  border-radius: var(--radius-xs);
  background: rgba(255, 106, 26, 0.08);
}

.page-privacy .privacy-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-p {
  max-width: var(--pv-measure);
  margin: 0 0 18px;
  font-size: 15.5px;
  color: var(--dim);
  line-height: 1.85;
}

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

/* ── 信息类型卡片 ── */
.page-privacy .privacy-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .privacy-card {
  position: relative;
  padding: 20px 18px 16px;
  background: var(--panel);
  border: 1px solid var(--grid);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-hard);
  transition: border-color 160ms ease, transform 160ms ease;
}

.page-privacy .privacy-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18px;
  width: 46px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--orange);
}

.page-privacy .privacy-card:hover {
  border-color: var(--orange);
  transform: translateY(-3px);
}

.page-privacy .privacy-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.page-privacy .privacy-card-top h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-dot-list {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-privacy .privacy-dot-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-privacy .privacy-dot-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 3px rgba(43, 227, 198, 0.14);
}

.page-privacy .privacy-card-note {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--grid);
  font-size: 13.5px;
  color: var(--dim);
  line-height: 1.7;
}

/* ── 用途分组 ── */
.page-privacy .privacy-purpose-list {
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-purpose {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--grid);
  border-left: 3px solid var(--purple);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(90deg, rgba(162, 75, 255, 0.13), rgba(15, 23, 40, 0) 62%),
    var(--panel);
}

.page-privacy .privacy-purpose-idx {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--purple);
  padding-top: 3px;
}

.page-privacy .privacy-purpose h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-purpose p {
  margin: 0;
  font-size: 14.5px;
  color: var(--dim);
  line-height: 1.78;
}

/* ── 保存与安全清单 ── */
.page-privacy .privacy-metrics {
  border: 1px solid var(--grid);
  border-radius: var(--radius-md);
  background: var(--panel);
  overflow: hidden;
}

.page-privacy .privacy-metrics .metric-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--grid);
}

.page-privacy .privacy-metrics .metric-row:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-metrics .metric-key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-privacy .privacy-metrics .metric-val {
  font-size: 15px;
  color: var(--text);
  line-height: 1.75;
}

/* ── 强调块 ── */
.page-privacy .privacy-callout {
  max-width: var(--pv-measure);
  margin: 0 0 18px;
  padding: 16px 18px;
  border: 1px solid rgba(43, 227, 198, 0.3);
  border-radius: var(--radius-sm);
  background: rgba(43, 227, 198, 0.07);
}

.page-privacy .privacy-callout p {
  margin: 0;
  font-size: 15px;
  color: var(--text);
  line-height: 1.8;
}

/* ── 权利步骤 ── */
.page-privacy .privacy-steps {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: pv-step;
}

.page-privacy .privacy-step {
  position: relative;
  counter-increment: pv-step;
  padding: 18px 18px 16px 62px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-sm);
  background: var(--panel);
  transition: border-color 160ms ease;
}

.page-privacy .privacy-step::before {
  content: counter(pv-step, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 17px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
}

.page-privacy .privacy-step::after {
  content: "";
  position: absolute;
  left: 44px;
  top: 18px;
  bottom: 18px;
  width: 1px;
  background: var(--grid);
}

.page-privacy .privacy-step:hover {
  border-color: var(--purple);
}

.page-privacy .privacy-step h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-step p {
  margin: 0;
  font-size: 14.5px;
  color: var(--dim);
  line-height: 1.78;
}

/* ── 收尾按钮 ── */
.page-privacy .privacy-section .btn-row {
  margin-top: 22px;
  flex-wrap: wrap;
}

/* ── 平板及以上 ── */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 36px 0 56px;
  }

  .page-privacy .privacy-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-privacy .privacy-metrics .metric-row {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 15px 20px;
  }
}

/* ── 桌面端：左侧索引跟随，正文收窄 ── */
@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 56px;
    padding-block: 52px 96px;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 96px;
    padding: 18px 16px 16px;
  }

  .page-privacy .privacy-index-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-privacy .privacy-index-link {
    border: 0;
    border-left: 2px solid var(--grid);
    border-radius: 0;
    padding: 9px 10px 9px 12px;
    white-space: normal;
    line-height: 1.5;
  }

  .page-privacy .privacy-index-link:hover,
  .page-privacy .privacy-index-link[aria-current="true"] {
    background: rgba(255, 106, 26, 0.08);
    border-left-color: var(--orange);
  }

  .page-privacy .privacy-hero h1 {
    margin-top: 14px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-purpose-list {
    gap: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-card,
  .page-privacy .privacy-step,
  .page-privacy .privacy-index-link {
    transition: none;
  }

  .page-privacy .privacy-card:hover {
    transform: none;
  }
}