.page-privacy {
  --pv-rail-w: 172px;
  --pv-gap: 56px;
  --pv-rule: 1px solid rgba(74, 111, 165, 0.42);
  --pv-body-max: 68ch;
  background: var(--ink-900);
  color: var(--mist-100);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  padding-top: calc(var(--header-h) + 56px);
  padding-bottom: 0;
  background:
    radial-gradient(120% 92% at 10% 0%, rgba(20, 40, 77, 0.92) 0%, rgba(5, 11, 26, 0) 62%),
    var(--ink-900);
}

.page-privacy .pv-hero__title {
  margin: 22px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 7vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 20ch;
}

.page-privacy .pv-hero__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-100);
}

.page-privacy .pv-hero__media {
  margin: 44px 0 0;
  aspect-ratio: 16 / 10;
  min-height: 180px;
  overflow: hidden;
}

.page-privacy .pv-hero__media .media__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-privacy .pv-hero__media .media__caption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--data-400);
}

@media (min-width: 760px) {
  .page-privacy .pv-hero {
    padding-top: calc(var(--header-h) + 72px);
  }
  .page-privacy .pv-hero__media {
    aspect-ratio: 8 / 3;
  }
}

/* ---------- 移动端折叠目录 ---------- */
.page-privacy .pv-toc {
  margin-top: 26px;
  border: var(--pv-rule);
  background: var(--ink-700);
}

.page-privacy .pv-toc__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 18px;
  background: transparent;
  border: 0;
  color: var(--mist-100);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-align: left;
  cursor: pointer;
}

.page-privacy .pv-toc__icon {
  color: var(--orange-500);
  font-size: 16px;
  line-height: 1;
  transition: transform 0.26s ease;
}

.page-privacy .pv-toc__trigger[aria-expanded="true"] .pv-toc__icon {
  transform: rotate(90deg);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 6px 18px 16px;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-privacy .pv-toc__list a {
  display: block;
  padding: 9px 0;
  border-top: 1px solid rgba(74, 111, 165, 0.28);
  font-size: 14px;
  color: var(--steel-300);
  text-decoration: none;
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--orange-500);
}

@media (min-width: 1024px) {
  .page-privacy .pv-toc {
    display: none;
  }
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-top: 52px;
  padding-bottom: 96px;
}

.page-privacy .pv-body {
  max-width: var(--pv-body-max);
  min-width: 0;
}

/* ---------- 左侧章节栏（桌面端） ---------- */
.page-privacy .pv-rail {
  display: none;
}

.page-privacy .pv-rail__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--data-400);
}

.page-privacy .pv-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid rgba(74, 111, 165, 0.42);
}

.page-privacy .pv-rail__link {
  display: block;
  margin-left: -1px;
  padding: 9px 0 9px 14px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.5;
  color: var(--steel-300);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .pv-rail__link:hover,
.page-privacy .pv-rail__link:focus-visible {
  color: var(--mist-100);
  border-left-color: var(--orange-500);
}

@media (min-width: 1024px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-rail-w) minmax(0, 1fr);
    column-gap: var(--pv-gap);
    padding-top: 72px;
  }
  .page-privacy .pv-rail {
    display: block;
    align-self: start;
    position: sticky;
    top: calc(var(--header-h-scrolled) + 28px);
  }
}

/* ---------- 条款章节 ---------- */
.page-privacy .pv-sec {
  margin-bottom: 76px;
  scroll-margin-top: calc(var(--header-h-scrolled) + 28px);
}

.page-privacy .pv-sec:last-of-type {
  margin-bottom: 44px;
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: var(--pv-rule);
  margin-bottom: 24px;
}

.page-privacy .pv-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--orange-500);
}

.page-privacy .pv-sec__kicker {
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--steel-300);
}

.page-privacy .pv-sec__title {
  margin: 0 0 22px;
  max-width: 26ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 5vw, 32px);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-privacy .pv-sec__body > p {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-100);
}

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

.page-privacy .pv-sec__body strong {
  color: var(--white);
  font-weight: 700;
}

.page-privacy .pv-sec__body a {
  color: var(--orange-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-sec__body a:hover,
.page-privacy .pv-sec__body a:focus-visible {
  color: var(--orange-500);
}

.page-privacy .pv-sec__body .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.94em;
  color: var(--orange-300);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 16px;
}

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

.page-privacy .pv-list > li {
  position: relative;
  padding-left: 26px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--mist-100);
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.68em;
  width: 9px;
  height: 9px;
  background: var(--orange-500);
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.55);
}

.page-privacy .pv-list--terms {
  gap: 1px;
  background: rgba(74, 111, 165, 0.42);
  border: var(--pv-rule);
}

.page-privacy .pv-list--terms > li {
  padding: 20px 22px 20px 44px;
  background: var(--ink-700);
}

.page-privacy .pv-list--terms > li::before {
  left: 20px;
  top: 29px;
}

.page-privacy .pv-term {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--orange-500);
}

.page-privacy .pv-list--terms p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist-100);
}

/* ---------- 重点提示块 ---------- */
.page-privacy .pv-callout {
  margin: 28px 0 0;
  padding: 20px 24px;
  background: var(--ink-500);
  border-left: 4px solid var(--orange-500);
  box-shadow: var(--shadow-hard-sm);
}

.page-privacy .pv-callout p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-100);
}

/* ---------- 联系渠道条 ---------- */
.page-privacy .pv-channels {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(74, 111, 165, 0.42);
  border: var(--pv-rule);
}

.page-privacy .pv-channels > li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  padding: 16px 18px;
  background: var(--ink-700);
}

.page-privacy .pv-channels__label {
  flex: none;
  min-width: 76px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--data-400);
}

.page-privacy .pv-channels__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--mist-100);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-privacy .pv-channels__value.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--orange-300);
}

/* ---------- 收尾 ---------- */
.page-privacy .pv-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-top: 8px;
  padding-top: 28px;
  border-top: var(--pv-rule);
}

.page-privacy .pv-foot__note {
  margin: 0;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.7;
  color: var(--data-400);
}

.page-privacy .pv-totop {
  flex: none;
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange-500);
  text-decoration: none;
}

.page-privacy .pv-totop:hover,
.page-privacy .pv-totop:focus-visible {
  color: var(--orange-300);
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 560px) {
  .page-privacy .pv-hero {
    padding-top: calc(var(--header-h) + 32px);
  }
  .page-privacy .pv-hero__title {
    max-width: none;
  }
  .page-privacy .pv-hero__media {
    aspect-ratio: 5 / 4;
    margin-top: 30px;
  }
  .page-privacy .pv-layout {
    padding-top: 36px;
    padding-bottom: 64px;
  }
  .page-privacy .pv-sec {
    margin-bottom: 52px;
  }
  .page-privacy .pv-sec__head {
    flex-wrap: wrap;
    gap: 8px 12px;
  }
  .page-privacy .pv-list--terms > li {
    padding: 18px 18px 18px 40px;
  }
  .page-privacy .pv-list--terms > li::before {
    left: 17px;
    top: 26px;
  }
  .page-privacy .pv-callout {
    padding: 18px 18px;
  }
  .page-privacy .pv-channels > li {
    padding: 14px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__icon,
  .page-privacy .pv-rail__link {
    transition: none;
  }
}