.page-privacy {
  --pv-line: rgba(53, 240, 200, 0.2);
  --pv-line-soft: rgba(242, 244, 241, 0.12);
  --pv-soft: rgba(242, 244, 241, 0.76);
  --pv-body-text: rgba(242, 244, 241, 0.88);
  --pv-card: rgba(23, 81, 62, 0.24);
  background: var(--ink-deep);
  color: var(--paper);
}

/* ---------- 页头 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-hero__art {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .pv-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.42;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 25, 19, 0.5) 0%, rgba(6, 25, 19, 0.86) 62%, var(--ink-deep) 100%);
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 2;
  padding-block: clamp(2.75rem, 8vw, 5rem);
  max-width: 62rem;
}

.page-privacy .crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  font-size: var(--fs-small);
}

.page-privacy .crumb__link {
  color: rgba(242, 244, 241, 0.6);
  text-decoration: none;
}

.page-privacy .crumb__item [aria-current="page"] {
  color: var(--paper);
}

.page-privacy .pv-hero__eyebrow {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-privacy .pv-hero__title {
  margin: 0 0 1.1rem;
  font-size: clamp(1.85rem, 6vw, 3.25rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-privacy .pv-hero__lede {
  margin: 0 0 1.5rem;
  max-width: 46rem;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--pv-soft);
}

.page-privacy .pv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 主体布局 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: 1.75rem;
  padding-block: clamp(2rem, 6vw, 3.5rem);
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  padding: 1rem 1.1rem;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-md);
  background: var(--pv-card);
}

.page-privacy .pv-toc__label {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-privacy .pv-toc__list {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.15rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pv-toc__item {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.5rem 0.8rem;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  color: var(--pv-soft);
  font-size: var(--fs-small);
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--signal);
  border-color: var(--pv-line);
  background: rgba(53, 240, 200, 0.08);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber);
}

/* ---------- 条款分组 ---------- */
.page-privacy .pv-clause {
  border-bottom: 1px solid var(--pv-line-soft);
  padding-block: 1.1rem;
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.page-privacy .pv-clause:first-of-type {
  border-top: 1px solid var(--pv-line-soft);
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.35rem 0;
  cursor: pointer;
  list-style: none;
}

.page-privacy .pv-clause__head::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-clause__head:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 4px;
  border-radius: var(--r-sm);
}

.page-privacy .pv-clause__num {
  flex: 0 0 auto;
  min-width: 2.5rem;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 600;
  color: rgba(53, 240, 200, 0.5);
  transition: color 0.2s ease;
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-size: clamp(1.1rem, 3.6vw, 1.5rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-privacy .pv-clause__mark {
  position: relative;
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  margin-left: auto;
  align-self: center;
}

.page-privacy .pv-clause__mark::before,
.page-privacy .pv-clause__mark::after {
  content: "";
  position: absolute;
  background: var(--signal);
}

.page-privacy .pv-clause__mark::before {
  left: 0;
  right: 0;
  top: 7px;
  height: 1.5px;
}

.page-privacy .pv-clause__mark::after {
  top: 0;
  bottom: 0;
  left: 7px;
  width: 1.5px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.page-privacy .pv-clause[open] .pv-clause__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-privacy .pv-clause[open] .pv-clause__num {
  color: var(--signal);
}

.page-privacy .pv-clause__body {
  padding: 1rem 0 0.6rem;
}

/* ---------- 正文元素 ---------- */
.page-privacy .pv-text {
  margin: 0 0 1rem;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--pv-body-text);
}

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

.page-privacy .pv-list {
  display: grid;
  gap: 0.85rem;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--pv-body-text);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
}

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

.page-privacy .pv-num {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--amber);
}

.page-privacy .pv-link {
  color: var(--signal);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  color: var(--amber);
}

/* ---------- 保存期限行块 ---------- */
.page-privacy .pv-rows {
  display: grid;
  gap: 0.75rem;
  margin: 0 0 1rem;
}

.page-privacy .pv-row {
  padding: 0.9rem 1.05rem;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-md);
  background: var(--pv-card);
}

.page-privacy .pv-row__key {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  color: var(--signal);
}

.page-privacy .pv-row p {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--pv-body-text);
}

/* ---------- 收尾入口 ---------- */
.page-privacy .pv-cta {
  margin-top: 2.25rem;
  padding: 1.6rem 1.4rem;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(23, 81, 62, 0.9) 0%, rgba(6, 25, 19, 0.96) 100%);
}

.page-privacy .pv-cta__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.25rem, 3.4vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-privacy .pv-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.25rem;
}

.page-privacy .pv-cta .btn--ghost {
  color: var(--paper);
  border-color: rgba(242, 244, 241, 0.4);
}

.page-privacy .pv-cta .btn--ghost:hover,
.page-privacy .pv-cta .btn--ghost:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pv-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: 5.75rem;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1rem;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-pill);
  background: rgba(6, 25, 19, 0.88);
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  text-decoration: none;
  backdrop-filter: blur(6px);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  background: var(--signal);
  color: var(--ink-deep);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-clause__body {
    padding-left: 3.4rem;
    max-width: 47rem;
  }

  .page-privacy .pv-cta {
    padding: 2rem 1.9rem;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 264px) minmax(0, 1fr);
    gap: 3.5rem;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.75rem);
    padding: 0.25rem 0 0.25rem 1.1rem;
    border: 0;
    border-left: 1px solid var(--pv-line);
    border-radius: 0;
    background: transparent;
  }

  .page-privacy .pv-toc__list {
    flex-direction: column;
    gap: 0.15rem;
    overflow: visible;
  }

  .page-privacy .pv-toc__item {
    flex: 1 1 auto;
  }

  .page-privacy .pv-toc__link {
    padding: 0.45rem 0.65rem;
    border-radius: var(--r-sm);
    white-space: normal;
  }
}

@media (min-width: 1100px) {
  .page-privacy .pv-top {
    bottom: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-clause__mark::after,
  .page-privacy .pv-clause__num,
  .page-privacy .pv-top {
    transition: none;
  }
}