.page-privacy {
  --pv-measure: 36em;
  background: var(--ink);
  color: var(--white);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--grid);
  background: var(--ink);
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .pv-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .46;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(5, 14, 31, .78) 0%, rgba(5, 14, 31, .62) 42%, var(--ink) 100%),
    repeating-linear-gradient(90deg, rgba(23, 179, 196, .06) 0 1px, transparent 1px 64px);
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(30px, 5.5vw, 62px);
  padding-bottom: clamp(32px, 6vw, 68px);
}

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

.page-privacy .pv-hero__title {
  margin: 16px 0 0;
  max-width: 17em;
  font-size: clamp(1.85rem, 4.6vw, 3.1rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-privacy .pv-hero__lede {
  margin: 22px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mute);
}

.page-privacy .pv-hero__meta {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--mute);
}

.page-privacy .pv-hero__meta li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
}

.page-privacy .pv-hero__meta li::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  background: var(--qing);
}

/* ---------- 阅读进度 ---------- */
.page-privacy .pv-progress {
  position: sticky;
  top: var(--head-h);
  z-index: 6;
  height: 2px;
  background: var(--grid);
}

.page-privacy .pv-progress__fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--qing), var(--mint));
  transition: width 120ms linear;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pv-body {
  border-top: 0;
}

.page-privacy .pv-body__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 54px);
  padding-top: clamp(30px, 5.5vw, 60px);
  padding-bottom: clamp(48px, 8vw, 100px);
}

/* ---------- 左侧条款索引 ---------- */
.page-privacy .pv-index {
  border: 1px solid var(--grid);
  background: var(--panel);
  padding: 14px 14px 12px;
}

.page-privacy .pv-index__head {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--qing);
}

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

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

.page-privacy .pv-index__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 11px;
  border: 1px solid var(--grid);
  border-left: 2px solid var(--grid);
  color: var(--mute);
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--tick), border-color var(--tick), background-color var(--tick);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--white);
  border-color: var(--qing);
  background: rgba(23, 179, 196, .09);
}

.page-privacy .pv-index__num {
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--qing);
}

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

.page-privacy .pv-sec {
  padding: 0 0 clamp(26px, 4vw, 38px);
  scroll-margin-top: calc(var(--head-h) + 40px);
}

.page-privacy .pv-sec + .pv-sec {
  padding-top: clamp(26px, 4vw, 38px);
  border-top: 1px solid var(--grid);
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
}

.page-privacy .pv-sec__num {
  flex: none;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--qing);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-privacy .pv-list {
  margin: 0;
  padding: 0;
}

.page-privacy .pv-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
}

.page-privacy .pv-item + .pv-item {
  border-top: 1px solid var(--grid-soft);
}

.page-privacy .pv-item__k {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--qing);
}

.page-privacy .pv-item__v {
  margin: 0;
  font-size: 16px;
  line-height: 1.82;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-privacy .pv-doc a {
  color: var(--qing);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 179, 196, .45);
  transition: color var(--tick), border-color var(--tick);
}

.page-privacy .pv-doc a:hover,
.page-privacy .pv-doc a:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

/* ---------- 邮箱行 ---------- */
.page-privacy .pv-mail {
  margin-top: 22px;
  padding: 15px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  border: 1px solid var(--grid);
  border-left: 2px solid var(--qing);
  background: var(--panel);
}

.page-privacy .pv-mail__label {
  flex: none;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mute);
}

.page-privacy .pv-mail__addr {
  flex: 1 1 220px;
  min-width: 0;
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--qing);
  word-break: break-all;
}

.page-privacy .pv-mail .copy-btn {
  flex: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-privacy .pv-item {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 16px 0;
  }

  .page-privacy .pv-item__k {
    padding-top: 4px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-body__inner {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--head-h) + 30px);
    padding: 16px 14px 18px;
  }

  .page-privacy .pv-index__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .pv-index__list li + li {
    margin-top: 2px;
  }

  .page-privacy .pv-index__link {
    display: flex;
    align-items: baseline;
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid var(--grid);
    white-space: normal;
    font-size: 13.5px;
  }

  .page-privacy .pv-hero__title {
    max-width: 14em;
  }
}

@media (min-width: 1280px) {
  .page-privacy .pv-doc {
    max-width: 38em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-progress__fill,
  .page-privacy .pv-index__link,
  .page-privacy .pv-doc a {
    transition: none;
  }
}