.page-privacy {
  --pv-measure: 38em;
  --pv-rail: 250px;
}

/* ---------- 标题区 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 36px 0 44px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .pv-hero__media img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.45;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 11, 24, 0.5) 0%, rgba(6, 11, 24, 0.88) 58%, var(--bg) 100%),
    repeating-linear-gradient(90deg, rgba(31, 58, 92, 0.35) 0 1px, transparent 1px 96px);
}

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

.page-privacy .pv-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.1rem, 7.2vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--title);
}

.page-privacy .pv-hero__lede {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 0.975rem;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pv-hero__meta {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- 主体网格 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding-block: 30px 72px;
}

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

.page-privacy .pv-index .index-rail__list {
  display: flex;
  gap: 4px;
  margin: 10px 0 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-privacy .pv-index .index-rail__list > li {
  flex: 0 0 auto;
}

.page-privacy .pv-index .index-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  border: 0;
  border-bottom: 2px solid transparent;
  font-size: 0.86rem;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-privacy .pv-index .index-rail__link:hover {
  color: var(--text);
}

.page-privacy .pv-index .index-rail__link.is-active {
  color: var(--title);
  border-color: var(--cyan);
}

.page-privacy .pv-no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-privacy .pv-index .index-rail__link.is-active .pv-no {
  color: var(--cyan-soft);
}

/* ---------- 条款正文 ---------- */
.page-privacy .pv-body {
  min-width: 0;
}

.page-privacy .pv-sec {
  padding: 26px 0;
  border-top: 1px solid var(--grid);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .pv-sec:first-of-type {
  border-top: 0;
  padding-top: 2px;
}

.page-privacy .pv-sec:nth-of-type(even) {
  margin-inline: -14px;
  padding-inline: 14px;
  background: linear-gradient(
    100deg,
    var(--panel) 0%,
    rgba(12, 21, 38, 0.55) 52%,
    rgba(12, 21, 38, 0) 100%
  );
}

.page-privacy .pv-sec__head {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  margin-bottom: 12px;
}

.page-privacy .pv-sec__no {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(43, 232, 210, 0.35);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.28rem, 3.8vw, 1.78rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--title);
}

.page-privacy .pv-sec__body {
  box-sizing: border-box;
  max-width: var(--pv-measure);
}

.page-privacy .pv-lead {
  margin: 0 0 16px;
  font-size: 0.965rem;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pv-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list > li {
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

.page-privacy .pv-list__k {
  margin: 0 0 4px;
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--title);
}

.page-privacy .pv-list__v {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--text);
}

.page-privacy .pv-key {
  color: var(--cyan-soft);
  border-bottom: 1px solid rgba(43, 232, 210, 0.42);
  padding-bottom: 1px;
}

.page-privacy .pv-inline {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 232, 210, 0.4);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-privacy .pv-inline:hover {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

/* ---------- 联系块 ---------- */
.page-privacy .pv-contact {
  margin-top: 4px;
  padding: 16px 16px 8px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  background: var(--panel);
}

.page-privacy .pv-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 8px 0;
  border-bottom: 1px solid var(--grid);
}

.page-privacy .pv-contact__row:last-child {
  border-bottom: 0;
}

.page-privacy .pv-contact__k {
  flex: 0 0 auto;
  min-width: 5.4em;
  font-family: var(--font-mono);
  font-size: 0.71rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-privacy .pv-contact__v {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--title);
  word-break: break-word;
}

/* ---------- 回到顶部与相关入口 ---------- */
.page-privacy .pv-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-privacy .pv-back:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .pv-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--grid);
}

.page-privacy .pv-links a {
  padding-bottom: 2px;
  font-size: 0.865rem;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-privacy .pv-links a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 入场动效 ---------- */
.page-privacy [data-reveal] {
  opacity: 1;
}

.js .page-privacy [data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.js .page-privacy [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .page-privacy [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- 中等屏：正文缩进对齐编号 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-sec__body {
    padding-left: 2.9rem;
  }
}

/* ---------- 桌面：左侧固定索引 ---------- */
@media (min-width: 960px) {
  .page-privacy .pv-hero {
    padding: 58px 0 62px;
  }

  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: 56px;
    padding-block: 46px 96px;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--header-h) + 22px);
    align-self: start;
    border-top: 0;
    border-left: 1px solid var(--grid);
    padding-top: 0;
    max-height: calc(100vh - var(--header-h) - 44px);
    overflow-y: auto;
    scrollbar-width: none;
  }

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

  .page-privacy .pv-index .index-rail__title {
    padding-left: 14px;
  }

  .page-privacy .pv-index .index-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-index .index-rail__list > li {
    flex: 0 0 auto;
  }

  .page-privacy .pv-index .index-rail__link {
    padding: 8px 12px;
    border-bottom: 0;
    border-left: 2px solid transparent;
    white-space: normal;
    line-height: 1.5;
  }

  .page-privacy .pv-index .index-rail__link.is-active {
    border-color: var(--cyan);
    background: linear-gradient(90deg, rgba(43, 232, 210, 0.08), rgba(43, 232, 210, 0));
  }

  .page-privacy .pv-sec {
    padding: 34px 0;
  }

  .page-privacy .pv-sec:nth-of-type(even) {
    margin-inline: -24px;
    padding-inline: 24px;
  }
}

/* ---------- 宽屏：阅读行宽保持收窄 ---------- */
@media (min-width: 1280px) {
  .page-privacy .pv-body {
    max-width: calc(var(--pv-measure) + 2.9rem + 60px);
  }
}