.page-privacy {
  background: var(--k5-bg);
  color: var(--k5-ink);
  font-family: var(--k5-sans);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-privacy .pv-breadcrumb {
  margin-bottom: clamp(22px, 4vw, 44px);
}

/* 首屏：框景 + 抽象环境纹理 */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(26px, 5vw, 60px) 0 clamp(30px, 5vw, 60px);
  background:
    radial-gradient(115% 85% at 80% -16%, rgba(33, 230, 210, 0.16), transparent 62%),
    linear-gradient(180deg, #0B2C3A 0%, var(--k5-bg) 74%);
  border-bottom: 1px solid var(--k5-edge);
  isolation: isolate;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.028) 0 1px,
    transparent 1px 5px
  );
}

.page-privacy .pv-hero__head {
  max-width: 760px;
}

.page-privacy .pv-hero__label {
  color: var(--k5-cyan);
}

.page-privacy .pv-hero__title {
  margin: 14px 0 0;
  font-size: clamp(38px, 8.4vw, 78px);
  line-height: 1.02;
  letter-spacing: 0.02em;
  color: var(--k5-ink);
}

.page-privacy .pv-hero__lede {
  margin: clamp(16px, 2.6vw, 28px) 0 0;
  max-width: 62ch;
  color: var(--k5-mute);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-privacy .pv-hero__media {
  margin: clamp(28px, 4vw, 48px) 0 0;
}

.page-privacy .pv-hero__media .k5-media__frame {
  border: 1px solid var(--k5-edge);
  border-radius: 3px;
  overflow: hidden;
  background: linear-gradient(120deg, var(--k5-fog), var(--k5-panel));
}

.page-privacy .pv-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* 主体：左侧目录刻度 + 右侧条款 */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 68px);
  padding: clamp(34px, 6vw, 78px) 0 clamp(48px, 7vw, 96px);
}

.page-privacy .pv-toc {
  border-top: 1px solid var(--k5-cyan);
  padding-top: 14px;
}

.page-privacy .pv-toc__label {
  color: var(--k5-mute);
  margin: 0;
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 2px;
  border-bottom: 1px solid transparent;
  color: var(--k5-mute);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s var(--k5-ease), border-color 0.2s var(--k5-ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--k5-cyan);
  border-bottom-color: var(--k5-cyan);
}

.page-privacy .pv-toc__no {
  font-family: var(--k5-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--k5-cyan);
  flex: none;
}

.page-privacy .pv-toc__top {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--k5-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--k5-mute);
  text-decoration: none;
  transition: color 0.2s var(--k5-ease);
}

.page-privacy .pv-toc__top:hover,
.page-privacy .pv-toc__top:focus-visible {
  color: var(--k5-cyan);
}

/* 条款段落 */
.page-privacy .pv-clauses {
  display: grid;
  gap: clamp(38px, 5.5vw, 72px);
  min-width: 0;
}

.page-privacy .pv-clause {
  position: relative;
  padding-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--k5-edge);
  scroll-margin-top: 150px;
}

.page-privacy .pv-clause::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 46px;
  height: 1px;
  background: var(--k5-cyan);
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-privacy .pv-clause__no {
  font-family: var(--k5-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--k5-cyan);
  flex: none;
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-size: clamp(20px, 3vw, 27px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--k5-ink);
}

.page-privacy .pv-clause p {
  margin: 0 0 14px;
  max-width: 68ch;
  color: var(--k5-mute);
  font-size: 15.5px;
  line-height: 1.85;
}

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

.page-privacy .pv-strong {
  color: var(--k5-ink);
  font-weight: 700;
}

/* 条款条目 */
.page-privacy .pv-rows {
  margin: 18px 0 0;
  border-top: 1px solid var(--k5-edge);
}

.page-privacy .pv-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--k5-edge);
}

.page-privacy .pv-row dt {
  font-family: var(--k5-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--k5-cyan);
}

.page-privacy .pv-row dd {
  margin: 0;
  color: var(--k5-mute);
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  color: var(--k5-mute);
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--k5-cyan);
}

/* 展开收起 */
.page-privacy .pv-fold {
  margin: 18px 0 0;
  border: 1px solid var(--k5-edge);
  border-radius: 3px;
  background: var(--k5-panel);
}

.page-privacy .pv-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--k5-ink);
  list-style: none;
  transition: color 0.2s var(--k5-ease);
}

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

.page-privacy .pv-fold summary::after {
  content: "+";
  font-family: var(--k5-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--k5-cyan);
  flex: none;
}

.page-privacy .pv-fold[open] summary::after {
  content: "−";
}

.page-privacy .pv-fold summary:hover,
.page-privacy .pv-fold summary:focus-visible {
  color: var(--k5-cyan);
}

.page-privacy .pv-fold__body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--k5-edge);
  margin-top: 0;
}

.page-privacy .pv-fold__body p {
  margin: 14px 0 0;
  max-width: 66ch;
  color: var(--k5-mute);
  font-size: 15px;
  line-height: 1.8;
}

/* 结尾入口 */
.page-privacy .pv-footnote {
  padding-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--k5-edge);
}

.page-privacy .pv-footnote__title {
  margin: 0 0 12px;
  font-size: clamp(19px, 2.6vw, 24px);
  font-weight: 800;
  color: var(--k5-ink);
}

.page-privacy .pv-footnote p {
  margin: 0;
  max-width: 66ch;
  color: var(--k5-mute);
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .pv-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 20px;
  border: 1px solid var(--k5-edge);
  background: var(--k5-edge);
}

.page-privacy .pv-links a {
  display: block;
  padding: 16px 18px;
  background: var(--k5-panel);
  color: var(--k5-ink);
  text-decoration: none;
  transition: background 0.2s var(--k5-ease), color 0.2s var(--k5-ease);
}

.page-privacy .pv-links a:hover,
.page-privacy .pv-links a:focus-visible {
  background: var(--k5-fog);
  color: var(--k5-cyan);
}

.page-privacy .pv-links__t {
  display: block;
  font-size: 15px;
  font-weight: 700;
}

.page-privacy .pv-links__d {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--k5-mute);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 18px;
  }

  .page-privacy .pv-row {
    grid-template-columns: minmax(110px, 158px) minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
  }

  .page-privacy .pv-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-body {
    grid-template-columns: minmax(184px, 232px) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 142px;
  }

  .page-privacy .pv-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 419px) {
  .page-privacy .pv-clause__head {
    gap: 8px;
  }

  .page-privacy .pv-toc__list a {
    font-size: 13.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-toc__top,
  .page-privacy .pv-links a,
  .page-privacy .pv-fold summary {
    transition: none;
  }
}