/* ============================================
   page: privacy — 条款型长文，单栏窄段落
   作用域限定在 .page-privacy
   ============================================ */

.page-privacy {
  --privacy-measure: 36em;
  --privacy-block: clamp(1.6rem, 4vw, 2.5rem);
  --privacy-shell-w: 44rem;
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
}

.page-privacy .privacy-shell {
  max-width: var(--privacy-shell-w);
  margin-inline: auto;
}

/* ---------- 面包屑与首屏 ---------- */

.page-privacy .breadcrumb {
  padding-top: clamp(1rem, 3vw, 1.8rem);
}

.page-privacy .privacy-hero {
  padding: clamp(1.6rem, 5vw, 3rem) 0 clamp(1.2rem, 3vw, 2rem);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem 1.2rem;
  margin-bottom: 1.1rem;
}

.page-privacy .privacy-hero__ver {
  font-size: var(--fs-micro);
  letter-spacing: .08em;
  color: var(--muted);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 1.1rem;
  color: var(--paper);
  letter-spacing: -0.01em;
  line-height: var(--lh-tight);
}

.page-privacy .privacy-hero__lead {
  max-width: var(--privacy-measure);
  margin: 0 0 1.2rem;
  color: var(--mist);
}

.page-privacy .privacy-hero__note {
  max-width: var(--privacy-measure);
  margin: 0;
  padding-left: .85rem;
  border-left: 2px solid var(--line-strong);
  color: var(--muted);
  font-size: var(--fs-small);
  line-height: 1.75;
}

/* ---------- 抽象数据流示意 ---------- */

.page-privacy .privacy-figure {
  margin: var(--privacy-block) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-privacy .privacy-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 7 / 3;
}

.page-privacy .privacy-figure__cap {
  padding: .7rem 1rem .8rem;
  font-size: var(--fs-micro);
  line-height: 1.7;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ---------- 条款章节索引（吸顶） ---------- */

.page-privacy .clause-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  margin-top: var(--privacy-block);
  padding: .6rem 0;
  background: linear-gradient(180deg, rgba(6, 24, 46, .97) 62%, rgba(6, 24, 46, 0));
}

.page-privacy .clause-nav__list {
  display: flex;
  gap: .45rem;
  margin: 0;
  padding: 0 0 .2rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .clause-nav__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .clause-nav__link {
  display: inline-flex;
  align-items: baseline;
  gap: .45rem;
  padding: .38rem .72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--mist);
  font-size: var(--fs-small);
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}

.page-privacy .clause-nav__link:hover,
.page-privacy .clause-nav__link:focus-visible {
  border-color: var(--line-strong);
  background: var(--glass-soft);
  color: var(--paper);
}

.page-privacy .clause-nav__num {
  font-size: var(--fs-micro);
  letter-spacing: .1em;
  color: var(--cyan);
}

/* ---------- 条款正文 ---------- */

.page-privacy .privacy-terms {
  margin-top: clamp(.8rem, 2vw, 1.2rem);
}

.page-privacy .clause {
  padding: clamp(1.6rem, 4vw, 2.4rem) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 6rem;
}

.page-privacy .clause:last-child {
  border-bottom: 1px solid var(--line);
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: .2rem;
  margin-bottom: 1rem;
}

.page-privacy .clause__num {
  flex: none;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-privacy .clause__num::after {
  content: "";
  display: inline-block;
  width: 1px;
  height: .86em;
  margin-left: .85rem;
  vertical-align: -.02em;
  background: var(--line);
}

.page-privacy .clause__title {
  margin: 0;
  color: var(--paper);
  letter-spacing: .01em;
}

.page-privacy .clause__body {
  color: var(--mist);
}

.page-privacy .clause__body p {
  max-width: var(--privacy-measure);
  margin: 0 0 1rem;
  line-height: var(--lh-body);
}

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

.page-privacy .clause__sub {
  margin: 1.5rem 0 .7rem;
  font-size: var(--fs-h3);
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-privacy .clause__list {
  display: grid;
  gap: .55rem;
  max-width: var(--privacy-measure);
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.page-privacy .clause__list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--mist);
  line-height: 1.78;
}

.page-privacy .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: .5rem;
  height: 1px;
  background: var(--cyan);
}

.page-privacy .clause__list--exclude li::before {
  background: var(--ridge);
  width: .42rem;
}

.page-privacy .clause__list li strong {
  color: var(--paper);
  font-weight: 600;
}

.page-privacy .clause__body .term {
  padding: .05em .3em;
  border-radius: 3px;
  background: rgba(82, 112, 138, .2);
  color: var(--mist);
}

/* ---------- 保留期限对照 ---------- */

.page-privacy .privacy-dl {
  max-width: var(--privacy-measure);
  margin: 0 0 1.2rem;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-dl__row {
  display: grid;
  grid-template-columns: minmax(5.5rem, 8rem) 1fr;
  gap: .9rem;
  padding: .6rem 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-dl__row:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-dl dt {
  font-size: var(--fs-small);
  letter-spacing: .06em;
  color: var(--ridge);
}

.page-privacy .privacy-dl dd {
  margin: 0;
  color: var(--mist);
  line-height: 1.7;
}

.page-privacy .privacy-dl dd .mono {
  color: var(--cyan);
}

/* ---------- 提示层 ---------- */

.page-privacy .privacy-darkline {
  max-width: var(--privacy-measure);
  margin: 1.2rem 0 0;
  padding: .9rem 1.1rem;
  border-left: 2px solid var(--line-strong);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--glass-soft);
}

.page-privacy .privacy-darkline p {
  margin: 0;
  color: var(--mist);
  line-height: 1.8;
}

/* ---------- 结尾入口 ---------- */

.page-privacy .privacy-close {
  margin-top: clamp(2rem, 5vw, 3rem);
  padding: clamp(1.2rem, 3.4vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--glass-soft);
}

.page-privacy .privacy-close__text {
  max-width: var(--privacy-measure);
  margin: 0 0 1rem;
  color: var(--mist);
  line-height: var(--lh-body);
}

.page-privacy .privacy-close__contact {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.4rem;
  margin: 0 0 1.3rem;
  padding: 0;
  list-style: none;
  font-size: var(--fs-small);
  color: var(--cyan);
}

.page-privacy .privacy-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ---------- 响应式 ---------- */

@media (min-width: 768px) {
  .page-privacy .clause-nav__list {
    flex-wrap: wrap;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-privacy .clause__head {
    gap: .4rem;
  }

  .page-privacy .privacy-dl__row {
    grid-template-columns: 9rem 1fr;
    gap: 1.2rem;
  }
}

@media (min-width: 1024px) {
  .page-privacy .clause-nav {
    top: 0;
    padding-top: 1rem;
  }

  .page-privacy .privacy-shell {
    max-width: 46rem;
  }
}