.page-privacy {
  position: relative;
  isolation: isolate;
  overflow-x: clip;
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-privacy::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(58% 38% at 10% 4%, rgba(123, 92, 255, 0.16), transparent 72%),
    radial-gradient(48% 34% at 94% 16%, rgba(0, 224, 198, 0.09), transparent 74%),
    radial-gradient(72% 48% at 48% 86%, rgba(58, 46, 122, 0.26), transparent 78%);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: clamp(20px, 4vw, 44px);
}

.page-privacy .privacy-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.2vw, 56px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--star-white);
  margin: 12px 0 0;
}

.page-privacy .privacy-hero__lede {
  max-width: 40em;
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--mist-blue);
}

.page-privacy .privacy-banner {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
  max-height: 440px;
}

/* ---------- 条款索引 ---------- */
.page-privacy .privacy-toc {
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: 20px;
  border-top: 1px solid var(--grid-line);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist-blue);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 10px 0 10px 14px;
  border-left: 2px solid var(--grid-line);
  color: var(--star-white);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.6;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  outline: none;
  border-left-color: var(--nebula-cyan);
  background-color: rgba(0, 224, 198, 0.08);
  color: var(--nebula-cyan);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--galaxy-violet);
  transition: color 0.22s var(--ease);
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  color: var(--nebula-cyan);
}

@media (min-width: 640px) {
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-doc {
  margin-top: clamp(40px, 6vw, 72px);
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: clamp(28px, 4vw, 44px) 0;
  border-top: 1px solid var(--grid-line);
  scroll-margin-top: 104px;
  transition: background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-privacy .clause__rail {
  display: flex;
  align-items: center;
}

.page-privacy .clause__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--galaxy-violet);
  transition: color 0.25s var(--ease);
}

.page-privacy .clause__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.38;
  letter-spacing: 0.01em;
  color: var(--star-white);
  margin: 0 0 16px;
}

.page-privacy .clause__main p {
  max-width: 38em;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--star-white);
}

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

.page-privacy .clause:target {
  background-image: linear-gradient(90deg, rgba(0, 224, 198, 0.09), transparent 64%);
  box-shadow: inset 2px 0 0 0 var(--nebula-cyan);
}

.page-privacy .clause:target .clause__num {
  color: var(--nebula-cyan);
}

/* ---------- 条款列表 ---------- */
.page-privacy .clause-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-privacy .clause-list__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid rgba(42, 52, 104, 0.7);
}

.page-privacy .clause-list__item:last-child {
  border-bottom: 1px solid rgba(42, 52, 104, 0.7);
}

.page-privacy .clause-list__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist-blue);
}

.page-privacy .clause-list__item p {
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--star-white);
}

@media (min-width: 640px) {
  .page-privacy .clause-list__item {
    grid-template-columns: 156px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }
}

/* ---------- 桌面双栏：左侧等宽条款编号 ---------- */
@media (min-width: 860px) {
  .page-privacy .clause {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 44px;
    padding: clamp(36px, 4vw, 52px) 0;
  }

  .page-privacy .clause__rail {
    align-items: flex-start;
    position: sticky;
    top: 116px;
    align-self: start;
    padding-top: 6px;
  }

  .page-privacy .clause__num {
    font-size: 14px;
    padding-left: 14px;
    border-left: 2px solid var(--grid-line);
  }

  .page-privacy .clause:target .clause__num {
    border-left-color: var(--nebula-cyan);
  }
}

/* ---------- 结尾链接行 ---------- */
.page-privacy .privacy-links {
  margin-top: clamp(40px, 6vw, 68px);
  padding-top: 24px;
  border-top: 1px solid var(--grid-line);
}

.page-privacy .privacy-links__text {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist-blue);
}

.page-privacy .privacy-link {
  position: relative;
  display: inline-block;
  margin: 0 2px;
  padding-bottom: 2px;
  color: var(--star-white);
  text-decoration: none;
}

.page-privacy .privacy-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background-color: var(--galaxy-violet);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s var(--ease);
}

.page-privacy .privacy-link:hover,
.page-privacy .privacy-link:focus-visible {
  outline: none;
  color: var(--nebula-cyan);
}

.page-privacy .privacy-link:hover::after,
.page-privacy .privacy-link:focus-visible::after {
  transform: scaleX(1);
  background-color: var(--nebula-cyan);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-toc__num,
  .page-privacy .clause,
  .page-privacy .clause__num,
  .page-privacy .privacy-link::after {
    transition: none;
  }
}
</main>