.page-privacy {
  --pv-blue-1: #E8F1FB;
  --pv-blue-2: #D3E5F8;
  --pv-blue-3: #B9D8F2;
  --pv-gap: clamp(20px, 3vw, 40px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(22px, 4vw, 44px) 0 clamp(44px, 6vw, 84px);
  overflow: hidden;
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -12%;
  width: min(640px, 78vw);
  height: min(640px, 78vw);
  background:
    radial-gradient(circle at 40% 40%, rgba(108, 75, 255, .16), transparent 62%),
    radial-gradient(circle at 68% 62%, rgba(33, 216, 206, .15), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .pv-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pv-gap);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-privacy .pv-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 5.2vw, 58px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--c-navy);
  max-width: 18ch;
}

.page-privacy .pv-hero .lede {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--c-slate);
}

.page-privacy .pv-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-quick a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: rgba(244, 247, 251, .78);
  font-size: 13px;
  line-height: 1.4;
  color: var(--c-navy);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-privacy .pv-quick a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-glacier);
}

.page-privacy .pv-quick a:hover,
.page-privacy .pv-quick a:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-deep-ice);
  box-shadow: 0 0 0 3px rgba(33, 216, 206, .18);
}

.page-privacy .pv-hero__media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
}

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

/* ---------- 主框架：正文 + 章节索引 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-privacy .pv-layout__main {
  min-width: 0;
}

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

.page-privacy .pv-index__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-slate);
}

.page-privacy .pv-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .anchor-index__link {
  display: block;
  padding: 2px 0 2px 11px;
  margin-left: -12px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-slate);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .anchor-index__link:hover,
.page-privacy .anchor-index__link:focus-visible {
  color: var(--c-deep-ice);
  border-left-color: var(--c-glacier);
}

.page-privacy .anchor-index__link[aria-current] {
  color: var(--c-violet);
  border-left-color: var(--c-violet);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-chapter {
  padding: clamp(34px, 4.6vw, 60px) 0;
  border-top: 1px solid var(--c-line-soft);
}

.page-privacy .pv-chapter:first-child {
  border-top: none;
  padding-top: clamp(8px, 2vw, 20px);
}

.page-privacy .pv-chapter__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .pv-chapter__aside {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-privacy .pv-chapter__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .28em;
  color: var(--c-glacier);
}

.page-privacy .pv-chapter__body {
  min-width: 0;
}

.page-privacy .pv-chapter h2 {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--c-navy);
}

.page-privacy .pv-chapter__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-slate);
}

.page-privacy .pv-chapter .crack-line {
  margin: 26px 0 28px;
}

/* ---------- 三类信息色块 ---------- */
.page-privacy .pv-cats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-privacy .pv-cat {
  padding: 22px 22px 24px;
  border: 1px solid rgba(78, 155, 224, .24);
  border-radius: var(--r-md);
}

.page-privacy .pv-cat--a { background: var(--pv-blue-1); }
.page-privacy .pv-cat--b { background: var(--pv-blue-2); }
.page-privacy .pv-cat--c { background: var(--pv-blue-3); }

.page-privacy .pv-cat__tag {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-deep-ice);
}

.page-privacy .pv-cat h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-navy);
}

.page-privacy .pv-cat p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: #1B3550;
}

/* ---------- 信息流向示意 ---------- */
.page-privacy .pv-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  margin: 4px 0 30px;
}

.page-privacy .pv-flow__col {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-privacy .pv-flow__label {
  margin: 0 0 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-slate);
}

.page-privacy .pv-flow__chip {
  display: block;
  padding: 12px 16px;
  border: 1px solid rgba(78, 155, 224, .22);
  border-radius: 999px;
  background: var(--pv-blue-1);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--c-navy);
}

.page-privacy .pv-flow__chip--out {
  background: rgba(244, 247, 251, .6);
  border-color: rgba(108, 75, 255, .32);
  border-left: 3px solid var(--c-violet);
  border-radius: 4px 16px 16px 4px;
}

.page-privacy .pv-flow__arrow {
  position: relative;
  height: 44px;
}

.page-privacy .pv-flow__arrow::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1px;
  height: 100%;
  transform: translateX(-50%);
  background: linear-gradient(180deg, rgba(78, 155, 224, .7), rgba(33, 216, 206, .9));
}

.page-privacy .pv-flow__arrow::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 9px;
  height: 9px;
  border-top: 1.5px solid var(--c-cyan);
  border-right: 1.5px solid var(--c-cyan);
  transform: translateX(-50%) rotate(135deg);
}

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

.page-privacy .pv-list--spaced {
  margin-top: 4px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-slate);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-glacier);
  box-shadow: 0 0 0 3px rgba(78, 155, 224, .16);
}

.page-privacy .pv-list strong {
  color: var(--c-navy);
  font-weight: 700;
}

.page-privacy .pv-list a {
  color: var(--c-deep-ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 可折叠条目 ---------- */
.page-privacy .pv-items {
  display: grid;
}

.page-privacy .pv-item {
  border-bottom: 1px solid var(--c-line-soft);
}

.page-privacy .pv-item:first-child {
  border-top: 1px solid var(--c-line-soft);
}

.page-privacy .pv-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 4px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-navy);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

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

.page-privacy .pv-item > summary::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-right: 2px solid var(--c-glacier);
  border-bottom: 2px solid var(--c-glacier);
  transform: rotate(-45deg);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pv-item[open] > summary::before {
  transform: rotate(45deg);
  border-color: var(--c-cyan);
}

.page-privacy .pv-item > summary:hover,
.page-privacy .pv-item > summary:focus-visible {
  color: var(--c-deep-ice);
}

.page-privacy .pv-item__body {
  padding: 0 4px 22px 30px;
  max-width: 68ch;
}

.page-privacy .pv-item__body p {
  margin: 0 0 10px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-slate);
}

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

.page-privacy .pv-item__body a {
  color: var(--c-deep-ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 咨询区 ---------- */
.page-privacy .pv-consult {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: clamp(22px, 3.2vw, 36px);
  border: 1px solid rgba(78, 155, 224, .22);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(222, 234, 248, .9), rgba(244, 247, 251, .55));
}

.page-privacy .pv-consult__col {
  min-width: 0;
}

.page-privacy .pv-consult__mail {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.2vw, 21px);
  letter-spacing: .04em;
  color: var(--c-deep-ice);
  word-break: break-all;
}

.page-privacy .pv-consult__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 16px 0 14px;
}

.page-privacy .pv-copy {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: #FFFFFF;
  font-size: 14px;
  line-height: 1.4;
  color: var(--c-navy);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-privacy .pv-copy:hover,
.page-privacy .pv-copy:focus-visible {
  border-color: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(33, 216, 206, .18);
}

.page-privacy .copy-status {
  font-size: 13px;
  color: var(--c-deep-ice);
}

.page-privacy .pv-consult p {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-privacy .pv-consult .pv-list {
  margin-top: 8px;
}

.page-privacy .pv-consult .pv-list li {
  font-size: 14.5px;
}

/* ---------- 提示块 ---------- */
.page-privacy .pv-callout {
  margin-top: 26px;
}

.page-privacy .pv-callout p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-privacy .pv-callout p + p {
  margin-top: 8px;
}

.page-privacy .pv-callout a {
  color: var(--c-deep-ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-privacy .pv-chapter__grid {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 6px 34px;
  }

  .page-privacy .pv-chapter__aside {
    flex-direction: column;
    align-items: flex-start;
    align-self: start;
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

  .page-privacy .pv-chapter__num {
    writing-mode: vertical-rl;
    letter-spacing: .34em;
  }

  .page-privacy .pv-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-privacy .pv-flow {
    grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1fr);
    gap: 22px;
  }

  .page-privacy .pv-flow__arrow {
    height: 40px;
  }

  .page-privacy .pv-flow__arrow::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    transform: none;
    background: linear-gradient(90deg, rgba(78, 155, 224, .7), rgba(33, 216, 206, .9));
  }

  .page-privacy .pv-flow__arrow::after {
    bottom: auto;
    top: 50%;
    left: auto;
    right: 0;
    transform: translateY(-50%) rotate(45deg);
  }

  .page-privacy .pv-consult {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 34px;
  }
}

@media (min-width: 1120px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 1fr) 190px;
  }

  .page-privacy .pv-index {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
    padding-left: 18px;
    border-left: 1px solid var(--c-line-soft);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-flow__arrow::after,
  .page-privacy .pv-item > summary::before,
  .page-privacy .anchor-index__link,
  .page-privacy .pv-quick a,
  .page-privacy .pv-copy {
    transition: none;
  }
}
</final>