.page-privacy {
  --face: var(--graphite);
  --pv-accent: var(--cyan);
  --pv-col: 42rem;
  color: var(--fog);
}

.page-privacy .privacy-band {
  margin: 0;
  width: 100%;
  height: clamp(150px, 28vw, 260px);
  overflow: hidden;
  border-bottom: 1px solid var(--edge-soft);
  background: linear-gradient(120deg, var(--panel-2), var(--ink));
}

.page-privacy .privacy-band img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .6;
}

.page-privacy .privacy-shell {
  padding-block: 1.75rem 4.5rem;
}

/* 首屏 */
.page-privacy .privacy-hero {
  max-width: var(--pv-col);
  margin: 1.75rem auto 0;
}

.page-privacy .privacy-hero .eyebrow {
  margin: 0 0 .6rem;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 7.2vw, 3.1rem);
  line-height: 1.08;
}

.page-privacy .privacy-lead {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--fog);
}

/* 章节索引 */
.page-privacy .privacy-toc {
  max-width: var(--pv-col);
  margin: 2.25rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--edge-soft);
}

.page-privacy .privacy-toc__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .16em;
  color: var(--graphite);
}

.page-privacy .privacy-toc ol {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.1rem;
  list-style: none;
  margin: .85rem 0 0;
  padding: 0;
}

.page-privacy .privacy-toc a {
  display: inline-block;
  color: var(--graphite);
  font-size: .9375rem;
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--edge-soft);
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  color: var(--fog);
  border-bottom-color: var(--edge-strong);
}

/* 正文长文列 */
.page-privacy .privacy-flow {
  max-width: var(--pv-col);
  margin-inline: auto;
}

.page-privacy .privacy-sec {
  padding-block: 2.75rem;
}

.page-privacy .privacy-sec::before {
  content: "";
  display: block;
  width: var(--line-w, 64px);
  max-width: 100%;
  height: 1px;
  margin-bottom: 1.4rem;
  background: linear-gradient(90deg, var(--edge-strong), rgba(242, 244, 255, 0));
}

.page-privacy .privacy-sec__num {
  display: block;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--graphite);
}

.page-privacy .privacy-sec h2 {
  margin: .4rem 0 .9rem;
  font-size: clamp(1.375rem, 4.6vw, 1.75rem);
  line-height: 1.3;
  letter-spacing: -.01em;
}

.page-privacy .privacy-flow p {
  margin: 0 0 1rem;
  line-height: 1.85;
  color: var(--fog);
}

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

.page-privacy .privacy-flow a:not(.btn) {
  color: var(--fog);
  text-decoration: underline;
  text-decoration-color: var(--edge-strong);
  text-underline-offset: 3px;
}

.page-privacy .privacy-drop::first-letter {
  float: left;
  font-size: 2.6em;
  line-height: .92;
  padding: .06em .12em 0 0;
  font-weight: 700;
  color: var(--fog);
}

.page-privacy .privacy-aside {
  margin-top: 1.25rem !important;
  padding-left: 1rem;
  border-left: 2px solid var(--edge-soft);
  font-size: .9375rem;
  color: var(--graphite);
}

/* 信息分类 */
.page-privacy .privacy-keys {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.15rem;
}

.page-privacy .privacy-keys li {
  padding-left: 1rem;
  border-left: 2px solid var(--edge-soft);
}

.page-privacy .privacy-keys__name {
  display: block;
  margin-bottom: .3rem;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--fog);
}

.page-privacy .privacy-keys p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--graphite);
}

/* 用途对应 */
.page-privacy .privacy-uses {
  margin: 1.5rem 0 1.25rem;
}

.page-privacy .privacy-uses > div {
  padding: .95rem 0;
  border-top: 1px solid var(--edge-soft);
}

.page-privacy .privacy-uses > div:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-uses dt {
  margin-bottom: .35rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--fog);
}

.page-privacy .privacy-uses dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--graphite);
}

.page-privacy .privacy-uses dd .mono {
  color: var(--fog);
  font-size: .875rem;
}

/* 保存方式 */
.page-privacy .privacy-keep {
  list-style: none;
  margin: 1.25rem 0 1.25rem;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-privacy .privacy-keep li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--graphite);
}

.page-privacy .privacy-keep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 6px;
  height: 1px;
  background: var(--edge-strong);
}

.page-privacy .privacy-keep strong {
  color: var(--fog);
  font-weight: 700;
}

/* 用户可选项：全页唯一强调色 */
.page-privacy .privacy-choices {
  margin-top: 1.5rem;
  padding: 1.25rem 1.1rem;
  border: 2px solid rgba(22, 217, 227, .42);
  background: linear-gradient(180deg, rgba(22, 217, 227, .08), rgba(22, 217, 227, 0) 72%);
  box-shadow: var(--shadow-hard-sm);
}

.page-privacy .opt-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .opt-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .35rem 1rem;
  padding: .95rem 0;
  border-bottom: 1px dashed rgba(22, 217, 227, .22);
}

.page-privacy .opt-item:first-child {
  padding-top: 0;
}

.page-privacy .opt-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .opt-box {
  width: 20px;
  height: 20px;
  margin-top: .2rem;
  border: 2px solid var(--pv-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.page-privacy .opt-box::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--pv-accent);
  border-bottom: 2px solid var(--pv-accent);
  transform: rotate(-45deg) translate(1px, -1px);
}

.page-privacy .opt-title {
  margin: 0 0 .3rem;
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 700;
  color: var(--fog);
}

.page-privacy .opt-tag {
  margin-left: .4rem;
  font-size: .6875rem;
  letter-spacing: .06em;
  color: var(--pv-accent);
  white-space: nowrap;
}

.page-privacy .opt-body p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--graphite);
}

/* 青少年提示 */
.page-privacy .privacy-notice {
  padding: .9rem 1rem;
  border-left: 3px solid var(--edge-strong);
  background: rgba(242, 244, 255, .035);
  font-size: .9375rem;
  color: var(--graphite);
}

/* 延伸入口 */
.page-privacy .privacy-more {
  max-width: var(--pv-col);
  margin: 1.5rem auto 0;
  padding-top: 1.75rem;
  border-top: 1px solid var(--edge-soft);
}

.page-privacy .privacy-more h2 {
  margin: 0 0 1rem;
  font-size: 1.0625rem;
  letter-spacing: .02em;
  color: var(--fog);
}

.page-privacy .privacy-more ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-privacy .privacy-more li {
  padding-left: 1rem;
  border-left: 2px solid var(--edge-soft);
}

.page-privacy .privacy-more a {
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--graphite);
  text-decoration: none;
}

.page-privacy .privacy-more a:hover,
.page-privacy .privacy-more a:focus-visible {
  color: var(--fog);
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-privacy .privacy-shell {
    padding-block: 3rem 6rem;
  }

  .page-privacy .privacy-hero {
    margin-top: 2.5rem;
  }

  .page-privacy .privacy-sec {
    padding-block: 3.5rem;
  }

  .page-privacy .privacy-sec::before {
    margin-bottom: 1.75rem;
  }

  .page-privacy .privacy-choices {
    padding: 1.75rem 2rem;
  }

  .page-privacy .opt-item {
    gap: .5rem 1.25rem;
    padding: 1.1rem 0;
  }

  .page-privacy .privacy-more {
    margin-top: 2rem;
    padding-top: 2.25rem;
  }
}

@media (min-width: 1100px) {
  .page-privacy {
    --pv-col: 44rem;
  }

  .page-privacy .privacy-lead {
    font-size: 1.125rem;
  }
}

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

.page-privacy {
  --line-w: 1rem;
}