.page-privacy {
  --pv-index-w: 232px;
  --pv-body-w: 31em;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(36px, 8vw, 96px) 0 clamp(30px, 6vw, 64px);
  background: var(--stand);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: 0.22;
  filter: saturate(0.6) brightness(0.9);
  pointer-events: none;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(111, 231, 196, 0.09) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(111, 231, 196, 0.06) 0 1px, transparent 1px 72px);
  pointer-events: none;
}

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

.page-privacy .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-privacy .crumbs__item {
  color: var(--muted);
  text-decoration: none;
}

.page-privacy .crumbs a.crumbs__item:hover,
.page-privacy .crumbs a.crumbs__item:focus-visible {
  color: var(--cyan);
}

.page-privacy .crumbs__item[aria-current="page"] {
  color: var(--text);
}

.page-privacy .crumbs__sep {
  color: var(--dim);
}

.page-privacy .pv-hero__eyebrow {
  margin: 28px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-hero__title {
  margin: 16px 0 0;
  max-width: 20em;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pv-hero__lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .pv-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 28px;
  border-right: 1px solid var(--line);
}

.page-privacy .pv-hero__facts li:last-child {
  padding-right: 0;
  border-right: 0;
}

.page-privacy .pv-hero__facts .num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--cyan-soft);
}

.page-privacy .pv-hero__factlabel {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-privacy .pv-hero__mark {
  display: none;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  padding-block: clamp(32px, 6vw, 72px) clamp(48px, 8vw, 96px);
}

/* ---------- 章节索引 ---------- */
.page-privacy .pv-index__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pv-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pv-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-p);
  background: var(--raise);
  color: var(--text);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-privacy .pv-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .pv-index__link:hover .pv-index__num,
.page-privacy .pv-index__link:focus-visible .pv-index__num {
  color: var(--cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .pv-body {
  max-width: var(--pv-body-w);
}

.page-privacy .pv-sec {
  padding-block: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--line);
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: 0;
}

.page-privacy .pv-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pv-sec__lead {
  margin: 14px 0 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--cyan-soft);
}

.page-privacy .pv-sec__text {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 字段对照 ---------- */
.page-privacy .pv-pairs {
  display: grid;
  gap: 1px;
  margin-top: 20px;
  background: var(--line);
  border-radius: var(--r-s);
  overflow: hidden;
}

.page-privacy .pv-pair {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--raise);
}

.page-privacy .pv-pair__k {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

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

/* ---------- 条目列表 ---------- */
.page-privacy .pv-points {
  display: grid;
  gap: 16px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-points li {
  position: relative;
  padding-left: 20px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .pv-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 8px;
  height: 8px;
  border-radius: var(--r-p);
  background: var(--cyan);
}

.page-privacy .pv-points strong {
  font-weight: 600;
  color: var(--cyan-soft);
}

/* ---------- 胶囊动作 ---------- */
.page-privacy .pv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
}

/* ---------- 折叠 ---------- */
.page-privacy .pv-more {
  margin-top: 20px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  background: var(--stand);
}

.page-privacy .pv-more summary {
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  color: var(--cyan);
  list-style: none;
}

.page-privacy .pv-more summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-more summary::after {
  content: " +";
  font-family: var(--font-mono);
}

.page-privacy .pv-more[open] summary::after {
  content: " −";
}

.page-privacy .pv-more p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 行内链接 ---------- */
.page-privacy .pv-link {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: var(--dim);
  text-underline-offset: 3px;
}

.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  text-decoration-color: var(--cyan);
}

/* ---------- 延伸入口 ---------- */
.page-privacy .pv-related {
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-privacy .pv-related__list {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.page-privacy .pv-related__link {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  background: var(--raise);
  text-decoration: none;
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-privacy .pv-related__link:hover,
.page-privacy .pv-related__link:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-privacy .pv-related__label {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
}

.page-privacy .pv-related__link:hover .pv-related__label,
.page-privacy .pv-related__link:focus-visible .pv-related__label {
  color: var(--cyan);
}

.page-privacy .pv-related__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-pair {
    grid-template-columns: minmax(0, 148px) minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-privacy .pv-related__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-index-w) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
    max-height: calc(100vh - var(--header-h) - 48px);
    overflow-y: auto;
  }

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

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

  .page-privacy .pv-index__link {
    position: relative;
    display: flex;
    width: 100%;
    padding: 9px 10px 9px 16px;
    border: 0;
    border-radius: 0;
    background: transparent;
    font-size: 15px;
    white-space: normal;
  }

  .page-privacy .pv-index__link::before {
    content: "";
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 3px;
    border-radius: var(--r-p);
    background: var(--line);
    transition: background var(--t) var(--ease);
  }

  .page-privacy .pv-index__link:hover::before,
  .page-privacy .pv-index__link:focus-visible::before {
    background: var(--cyan);
  }

  .page-privacy .pv-index__link:hover,
  .page-privacy .pv-index__link:focus-visible {
    background: var(--raise);
  }

  .page-privacy .pv-hero__mark {
    display: block;
    position: absolute;
    right: 18px;
    bottom: 28px;
    z-index: 1;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.22em;
    color: var(--dim);
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }
}

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

  .page-privacy .pv-related__link:hover,
  .page-privacy .pv-related__link:focus-visible {
    transform: none;
  }
}