.page-privacy {
  --privacy-measure: 64ch;
  --privacy-fact-fade: rgba(34, 230, 224, .09);
  --privacy-fact-base: rgba(20, 27, 61, .38);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: clamp(2.25rem, 6vw, 4.5rem);
}

.page-privacy .privacy-hero .crumbs {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-privacy .privacy-hero__title {
  margin: .9rem 0 0;
  max-width: 17ch;
  color: var(--paper);
}

.page-privacy .privacy-hero .lede {
  margin-top: 1.15rem;
  max-width: 54ch;
  color: var(--muted);
}

.page-privacy .privacy-hero__media {
  margin-top: clamp(1.75rem, 5vw, 3rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: clamp(110px, 20vw, 220px);
  object-fit: cover;
  opacity: .5;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 5vw, 3.25rem);
  padding-top: clamp(2.25rem, 6vw, 4.5rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 左侧分节索引 ---------- */
.page-privacy .privacy-index {
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 960px) {
  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--header-h) + 2.25rem);
    padding-bottom: 0;
    padding-left: 1.1rem;
    border-bottom: 0;
    border-left: 1px solid var(--line);
  }
}

.page-privacy .privacy-index__label {
  margin: 0 0 .85rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 960px) {
  .page-privacy .privacy-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: .1rem;
  }
}

.page-privacy .privacy-index__list a {
  display: block;
  padding: .48rem .7rem;
  border-radius: var(--radius-pill);
  font-size: .82rem;
  line-height: 1.45;
  color: var(--muted);
  text-decoration: none;
  transition: color .18s ease, background-color .18s ease;
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--cyan);
  background: rgba(34, 230, 224, .1);
}

.page-privacy .privacy-index__no {
  display: inline-block;
  margin-right: .45rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: rgba(34, 230, 224, .62);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  padding-block: clamp(1.75rem, 4vw, 2.6rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

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

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  margin-bottom: 1rem;
}

.page-privacy .privacy-section__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.4vw, 1.5rem);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -.02em;
  color: rgba(34, 230, 224, .45);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-size: clamp(1.3rem, 3.4vw, 1.9rem);
  line-height: 1.25;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-privacy .privacy-section:target .privacy-section__title {
  color: var(--cyan);
}

.page-privacy .privacy-section > p {
  max-width: var(--privacy-measure);
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
}

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

.page-privacy .privacy-section p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .18s ease, border-color .18s ease;
}

.page-privacy .privacy-section p a:hover,
.page-privacy .privacy-section p a:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

/* ---------- 信息条目 ---------- */
.page-privacy .privacy-facts {
  display: grid;
  gap: .6rem;
  max-width: 62rem;
  margin: 1.35rem 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-fact {
  display: grid;
  gap: .3rem;
  padding: .95rem 1.1rem;
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: linear-gradient(102deg, var(--privacy-fact-fade), var(--privacy-fact-base) 74%);
}

@media (min-width: 700px) {
  .page-privacy .privacy-fact {
    grid-template-columns: 12.5rem minmax(0, 1fr);
    gap: 1.4rem;
    align-items: baseline;
  }
}

.page-privacy .privacy-fact__k {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .07em;
  color: var(--cyan-soft);
}

.page-privacy .privacy-fact__v {
  font-size: .94rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 时限标记 ---------- */
.page-privacy .privacy-mark {
  display: inline-block;
  padding: .06em .5em;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: rgba(159, 247, 242, .08);
  font-family: var(--font-mono);
  font-size: .86em;
  line-height: 1.6;
  color: var(--cyan-soft);
  white-space: nowrap;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-section p a {
    transition: none;
  }
}
</main>