.page-privacy {
  --pv-num-size: 34px;
  background:
    radial-gradient(1100px 520px at 90% -6%, rgba(226, 35, 26, 0.15), transparent 62%),
    linear-gradient(180deg, var(--yb-bg) 0%, #0A0D11 100%);
  color: var(--yb-ink);
  font-family: var(--yb-font-body);
  overflow-x: hidden;
}

@media (min-width: 900px) {
  .page-privacy {
    --pv-num-size: 50px;
  }
}

/* ---------- 首屏封面 ---------- */

.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--yb-header-h) + 42px) 0 42px;
  border-bottom: 1px solid var(--yb-line);
}

.page-privacy .pv-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-privacy .pv-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  filter: grayscale(0.3) contrast(1.15);
}

.page-privacy .pv-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 14, 18, 0.6) 0%, rgba(11, 14, 18, 0.88) 54%, var(--yb-bg) 100%);
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-crumbs {
  margin-bottom: 22px;
}

.page-privacy h1 {
  margin: 10px 0 0;
  font-family: var(--yb-font-display);
  font-size: clamp(38px, 8.6vw, 70px);
  line-height: 0.98;
  letter-spacing: 0.01em;
  color: var(--yb-ink);
  text-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
}

.page-privacy .pv-hero__lede {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.9;
  color: #B9C4D2;
}

.page-privacy .pv-hero__meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  font-size: 13px;
  color: var(--yb-muted);
}

.page-privacy .pv-hero__meta li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--yb-font-mono);
  letter-spacing: 0.02em;
}

.page-privacy .pv-hero__meta li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--yb-cyan);
  box-shadow: 0 0 9px rgba(36, 224, 200, 0.7);
}

/* ---------- 正文骨架：窄栏长文 + 粘性条目索引 ---------- */

.page-privacy .pv-body {
  padding: 34px 0 78px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

@media (min-width: 1024px) {
  .page-privacy .pv-body {
    grid-template-columns: minmax(0, 1fr) 252px;
    gap: 72px;
    padding: 58px 0 112px;
  }
  .page-privacy .pv-article {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
  }
  .page-privacy .pv-toc {
    grid-column: 2;
    grid-row: 1;
  }
}

/* ---------- 条目索引 ---------- */

.page-privacy .pv-toc {
  background: var(--yb-bg-2);
  border: 1px solid var(--yb-line);
  border-radius: var(--yb-r-md);
  padding: 15px 16px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 12px;
  font-family: var(--yb-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--yb-cyan);
}

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

.page-privacy .pv-toc__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .pv-toc__list > li {
  flex: none;
}

.page-privacy .pv-toc a {
  display: block;
  white-space: nowrap;
  padding: 7px 12px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--yb-muted);
  text-decoration: none;
  border: 1px solid var(--yb-line);
  border-radius: 999px;
  transition: color 0.2s var(--yb-ease), border-color 0.2s var(--yb-ease), background-color 0.2s var(--yb-ease);
}

.page-privacy .pv-toc a:hover {
  color: var(--yb-ink);
  border-color: var(--yb-line-cyan);
}

.page-privacy .pv-toc a[data-active="true"] {
  color: var(--yb-bg);
  background: var(--yb-cyan);
  border-color: var(--yb-cyan);
  font-weight: 600;
}

@media (min-width: 1024px) {
  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--yb-header-h-compact) + 26px);
    padding: 20px 18px;
  }
  .page-privacy .pv-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }
  .page-privacy .pv-toc__list > li + li {
    border-top: 1px solid var(--yb-line);
  }
  .page-privacy .pv-toc a {
    white-space: normal;
    border: none;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 10px 4px 10px 12px;
  }
  .page-privacy .pv-toc a:hover {
    color: var(--yb-ink);
    border-left-color: var(--yb-line-cyan);
    background: rgba(138, 148, 166, 0.07);
  }
  .page-privacy .pv-toc a[data-active="true"] {
    color: var(--yb-cyan);
    background: rgba(36, 224, 200, 0.1);
    border-left-color: var(--yb-cyan);
  }
}

/* ---------- 条款条目 ---------- */

.page-privacy .pv-item {
  padding: 30px 0 34px;
  border-top: 1px solid var(--yb-line);
  scroll-margin-top: calc(var(--yb-header-h-compact) + 26px);
}

.page-privacy .pv-item:first-child {
  border-top: none;
  padding-top: 0;
}

.page-privacy .pv-item__head {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-left: 18px;
  margin-bottom: 18px;
}

.page-privacy .pv-item__head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.1em;
  bottom: 0.12em;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--yb-red) 0%, var(--yb-red-deep) 100%);
}

.page-privacy .pv-item__num {
  flex: none;
  font-family: var(--yb-font-mono);
  font-size: var(--pv-num-size);
  line-height: 0.92;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--yb-red);
  transition: color 0.25s var(--yb-ease);
}

.page-privacy .pv-item:hover .pv-item__num {
  color: var(--yb-cyan);
}

.page-privacy .pv-item__head h2 {
  margin: 0;
  font-size: clamp(19px, 3.6vw, 25px);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--yb-ink);
}

.page-privacy .pv-item__body {
  padding-left: 18px;
}

.page-privacy .pv-item__body p {
  margin: 0 0 14px;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.9;
  color: #C4CEDB;
}

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

.page-privacy .pv-item__body h3 {
  margin: 22px 0 7px;
  font-family: var(--yb-font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--yb-gold);
}

.page-privacy .pv-item__body h3:first-child {
  margin-top: 0;
}

.page-privacy .pv-key {
  color: var(--yb-ink);
  font-weight: 600;
  border-bottom: 1.5px solid var(--yb-line-cyan);
  padding-bottom: 1px;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
  max-width: 42em;
}

.page-privacy .pv-list > li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.85;
  color: #C4CEDB;
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.78em;
  width: 9px;
  height: 2px;
  background: var(--yb-red);
}

.page-privacy .pv-list b {
  color: var(--yb-cyan);
  font-weight: 600;
  margin-right: 0.42em;
}

/* ---------- 联系面板 ---------- */

.page-privacy .pv-contact {
  margin-top: 22px;
  padding: 18px 20px 20px;
  background: var(--yb-bg-2);
  border: 1px solid var(--yb-line-red);
  border-left: 3px solid var(--yb-red);
  border-radius: var(--yb-r-md);
}

.page-privacy .pv-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 6px 0;
  border-bottom: 1px solid var(--yb-line);
}

.page-privacy .pv-contact__row:last-of-type {
  border-bottom: none;
}

.page-privacy .pv-contact__k {
  flex: none;
  min-width: 58px;
  font-family: var(--yb-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--yb-muted);
}

.page-privacy .pv-contact__v {
  font-family: var(--yb-font-mono);
  font-size: 15px;
  color: var(--yb-ink);
  word-break: break-all;
}

.page-privacy .pv-contact__note {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--yb-muted);
}

.page-privacy .pv-contact__note a {
  color: var(--yb-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--yb-line-cyan);
  margin: 0 2px;
}

.page-privacy .pv-contact__note a:hover {
  color: var(--yb-ink);
}

/* ---------- 正文内链 ---------- */

.page-privacy .pv-item__body p a {
  color: var(--yb-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--yb-line-cyan);
  margin: 0 2px;
}

.page-privacy .pv-item__body p a:hover {
  color: var(--yb-ink);
}

/* ---------- 窄屏收束 ---------- */

@media (max-width: 599px) {
  .page-privacy .pv-hero {
    padding-top: calc(var(--yb-header-h) + 30px);
  }
  .page-privacy .pv-hero__meta {
    gap: 8px 16px;
    font-size: 12px;
  }
  .page-privacy .pv-item__head {
    gap: 11px;
    padding-left: 14px;
  }
  .page-privacy .pv-item__head h2 {
    font-size: 18px;
  }
  .page-privacy .pv-item__body {
    padding-left: 14px;
  }
  .page-privacy .pv-item__body p,
  .page-privacy .pv-list > li {
    font-size: 15px;
  }
  .page-privacy .pv-contact {
    padding: 15px 14px 16px;
  }
}