.page-privacy {
  --pr-rule: rgba(30, 58, 110, 0.55);
  --pr-block: #0A1428;
  --pr-block-key: #122040;
  --pr-index-w: 244px;
  display: block;
  background: var(--kx-void);
  color: var(--kx-ink);
  font-family: var(--kx-font-body);
  overflow-x: hidden;
}

.page-privacy .pr-mono {
  font-family: var(--kx-font-mono);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-feature-settings: "tnum" 1;
}

/* ---------- 面包屑 ---------- */
.page-privacy .kx-breadcrumb {
  padding-top: 22px;
  font-family: var(--kx-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--kx-mute);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.page-privacy .kx-breadcrumb a {
  color: var(--kx-mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--kx-ease), border-color 0.2s var(--kx-ease);
}
.page-privacy .kx-breadcrumb a:hover {
  color: var(--kx-cyan);
  border-bottom-color: var(--kx-cyan);
}

/* ---------- 首屏 ---------- */
.page-privacy .pr-hero {
  position: relative;
  padding: 40px 0 56px;
  background:
    radial-gradient(600px 340px at 88% 4%, rgba(47, 243, 224, 0.12), transparent 70%),
    radial-gradient(520px 320px at 4% 96%, rgba(108, 99, 255, 0.12), transparent 72%),
    var(--kx-void);
  border-bottom: 1px solid var(--pr-rule);
}
.page-privacy .pr-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--kx-cyan), rgba(47, 243, 224, 0) 62%);
}
.page-privacy .pr-hero__inner {
  display: grid;
  gap: 32px;
  align-items: center;
}
.page-privacy .pr-hero__text {
  min-width: 0;
}
.page-privacy .kx-eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  font-family: var(--kx-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--kx-cyan);
  padding: 5px 10px;
  border: 1px solid rgba(47, 243, 224, 0.35);
  border-radius: var(--kx-radius);
}
.page-privacy .pr-hero h1 {
  margin: 0 0 18px;
  font-family: var(--kx-font-display);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--kx-ink);
}
.page-privacy .pr-hero__lead {
  margin: 0 0 24px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--kx-mute);
}
.page-privacy .pr-hero__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-privacy .pr-hero__points li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.6;
  color: var(--kx-ink);
  padding-bottom: 9px;
  border-bottom: 1px solid var(--pr-rule);
}
.page-privacy .pr-hero__points li .pr-mono {
  color: var(--kx-cyan);
  font-size: 12px;
  flex: 0 0 auto;
}
.page-privacy .pr-hero__figure {
  margin: 0;
  border: 1px solid var(--pr-rule);
  border-radius: var(--kx-radius);
  overflow: hidden;
  box-shadow: var(--kx-shadow);
  background: var(--kx-deep);
}
.page-privacy .pr-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 信息流转条 ---------- */
.page-privacy .pr-flow {
  background: var(--kx-deep);
  border-bottom: 1px solid var(--pr-rule);
  padding: 16px 0;
  overflow: hidden;
}
.page-privacy .pr-flow__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}
.page-privacy .pr-flow__node {
  font-family: var(--kx-font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--kx-mute);
  padding: 6px 10px;
  border: 1px solid var(--pr-rule);
  border-radius: var(--kx-radius);
  background: rgba(18, 32, 64, 0.6);
}
.page-privacy .pr-flow__node--end {
  color: var(--kx-lime);
  border-color: rgba(166, 255, 77, 0.4);
}
.page-privacy .pr-flow__arrow {
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, var(--kx-cyan), rgba(47, 243, 224, 0.1));
  position: relative;
  flex: 0 0 auto;
}
.page-privacy .pr-flow__arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: -2px;
  width: 5px;
  height: 5px;
  border-top: 1px solid var(--kx-cyan);
  border-right: 1px solid var(--kx-cyan);
  transform: rotate(45deg);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pr-body {
  display: block;
  padding: 40px 0 72px;
}

/* ---------- 章节索引 ---------- */
.page-privacy .pr-index {
  border: 1px solid var(--pr-rule);
  border-radius: var(--kx-radius);
  background: var(--kx-panel);
  padding: 18px 18px 20px;
  margin-bottom: 32px;
}
.page-privacy .pr-index__head {
  margin: 0 0 14px;
  font-family: var(--kx-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--kx-cyan);
  text-transform: uppercase;
}
.page-privacy .pr-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-privacy .pr-index__list a {
  display: block;
  padding: 9px 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--kx-mute);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: var(--kx-radius);
  transition: color 0.2s var(--kx-ease), background-color 0.2s var(--kx-ease),
    border-color 0.2s var(--kx-ease), transform 0.2s var(--kx-ease);
}
.page-privacy .pr-index__list a:hover,
.page-privacy .pr-index__list a:focus-visible {
  color: var(--kx-ink);
  background: rgba(10, 20, 40, 0.85);
  border-left-color: var(--kx-cyan);
  transform: translateX(1px);
}
.page-privacy .pr-index__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pr-rule);
  font-size: 13px;
  line-height: 1.7;
  color: var(--kx-mute);
}

/* ---------- 条款 ---------- */
.page-privacy .pr-clauses {
  min-width: 0;
  display: grid;
  gap: 44px;
}
.page-privacy .pr-clause {
  scroll-margin-top: 96px;
  padding-top: 20px;
  border-top: 2px solid var(--kx-cyan);
}
.page-privacy .pr-clause--end {
  border-top-color: var(--kx-orange);
}
.page-privacy .pr-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}
.page-privacy .pr-clause__head .kx-sec-num {
  font-family: var(--kx-font-mono);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--kx-cyan);
  border: 1px solid rgba(47, 243, 224, 0.4);
  padding: 3px 8px;
  border-radius: var(--kx-radius);
  flex: 0 0 auto;
}
.page-privacy .pr-clause--end .pr-clause__head .kx-sec-num {
  color: var(--kx-orange);
  border-color: rgba(255, 122, 26, 0.45);
}
.page-privacy .pr-clause h2 {
  margin: 0;
  font-family: var(--kx-font-display);
  font-weight: 900;
  font-size: clamp(21px, 4.4vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--kx-ink);
}
.page-privacy .kx-prose {
  max-width: 68ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--kx-mute);
}
.page-privacy .kx-prose a {
  color: var(--kx-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 224, 0.4);
  transition: border-color 0.2s var(--kx-ease);
}
.page-privacy .kx-prose a:hover {
  border-bottom-color: var(--kx-cyan);
}

/* ---------- 条款块 ---------- */
.page-privacy .pr-grid {
  display: grid;
  gap: 16px;
}
.page-privacy .pr-block {
  background: var(--pr-block);
  border: 1px solid var(--pr-rule);
  border-left: 1px solid var(--pr-rule);
  border-radius: var(--kx-radius);
  padding: 18px 18px 20px;
  transition: border-color 0.2s var(--kx-ease), transform 0.2s var(--kx-ease);
}
.page-privacy .pr-block--key {
  background: var(--pr-block-key);
  border-left: 2px solid var(--kx-cyan);
}
.page-privacy .pr-block:hover {
  border-color: rgba(47, 243, 224, 0.55);
  transform: translateY(-1px);
}
.page-privacy .pr-block__title {
  margin: 0 0 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--kx-font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--kx-ink);
}
.page-privacy .pr-block__title .pr-mono {
  font-size: 12px;
  color: var(--kx-cyan);
  letter-spacing: 0.06em;
}
.page-privacy .pr-block p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--kx-mute);
}
.page-privacy .pr-tag {
  font-family: var(--kx-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 2px 7px;
  border-radius: var(--kx-radius);
  color: var(--kx-lime);
  border: 1px solid rgba(166, 255, 77, 0.42);
}
.page-privacy .pr-tag--opt {
  color: var(--kx-mute);
  border-color: var(--pr-rule);
}

/* ---------- 用途列表 ---------- */
.page-privacy .pr-uses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--pr-rule);
}
.page-privacy .pr-use {
  display: flex;
  gap: 14px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--pr-rule);
  transition: background-color 0.2s var(--kx-ease);
}
.page-privacy .pr-use:hover {
  background: rgba(18, 32, 64, 0.5);
}
.page-privacy .pr-use__idx {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  font-size: 13px;
  color: var(--kx-cyan);
  border: 1px solid rgba(47, 243, 224, 0.35);
  border-radius: var(--kx-radius);
}
.page-privacy .pr-use h3 {
  margin: 2px 0 6px;
  font-family: var(--kx-font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--kx-ink);
}
.page-privacy .pr-use p {
  margin: 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--kx-mute);
}

/* ---------- 折叠条款 ---------- */
.page-privacy .pr-rights {
  display: grid;
  gap: 10px;
}
.page-privacy .pr-detail {
  border: 1px solid var(--pr-rule);
  border-radius: var(--kx-radius);
  background: var(--pr-block);
  padding: 0;
  transition: border-color 0.2s var(--kx-ease);
}
.page-privacy .pr-detail:hover {
  border-color: rgba(47, 243, 224, 0.5);
}
.page-privacy .pr-detail summary {
  cursor: pointer;
  list-style: none;
  padding: 15px 16px;
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-family: var(--kx-font-display);
  font-weight: 700;
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--kx-ink);
}
.page-privacy .pr-detail summary::-webkit-details-marker {
  display: none;
}
.page-privacy .pr-detail summary .pr-mono {
  font-size: 12px;
  color: var(--kx-cyan);
  letter-spacing: 0.06em;
  flex: 0 0 auto;
}
.page-privacy .pr-detail summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--kx-font-mono);
  font-size: 15px;
  color: var(--kx-cyan);
  line-height: 1;
}
.page-privacy .pr-detail[open] summary::after {
  content: "–";
}
.page-privacy .pr-detail p {
  margin: 0;
  padding: 0 16px 16px;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--kx-mute);
  border-top: 1px solid var(--pr-rule);
  padding-top: 14px;
}

/* ---------- 收尾 CTA ---------- */
.page-privacy .pr-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-privacy .pr-cta .kx-btn {
  font-size: 14px;
  padding: 10px 16px;
  border-radius: var(--kx-radius);
  text-decoration: none;
  display: inline-block;
}
.page-privacy .pr-cta .kx-btn--ghost {
  color: var(--kx-ink);
  border: 1px solid var(--pr-rule);
  background: transparent;
  transition: border-color 0.2s var(--kx-ease), transform 0.2s var(--kx-ease);
}
.page-privacy .pr-cta .kx-btn--ghost:hover {
  border-color: var(--kx-cyan);
  transform: translateY(-1px);
}
.page-privacy .pr-cta .kx-btn--solid {
  color: var(--kx-void);
  background: var(--kx-cyan);
  border: 1px solid var(--kx-cyan);
  font-weight: 700;
  transition: background-color 0.2s var(--kx-ease), transform 0.2s var(--kx-ease);
}
.page-privacy .pr-cta .kx-btn--solid:hover {
  background: var(--kx-lime);
  border-color: var(--kx-lime);
  transform: translateY(-1px);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pr-totop {
  padding: 0 0 56px;
}
.page-privacy .pr-totop__link {
  display: block;
  width: max-content;
  margin-left: auto;
  font-family: var(--kx-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--kx-mute);
  text-decoration: none;
  padding: 8px 12px;
  border: 1px solid var(--pr-rule);
  border-radius: var(--kx-radius);
  transition: color 0.2s var(--kx-ease), border-color 0.2s var(--kx-ease);
}
.page-privacy .pr-totop__link:hover {
  color: var(--kx-cyan);
  border-color: var(--kx-cyan);
}

/* ---------- 窄屏安全 ---------- */
@media (max-width: 719px) {
  .page-privacy .pr-flow__arrow {
    display: none;
  }
  .page-privacy .pr-flow__node {
    flex: 1 1 calc(50% - 14px);
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .page-privacy .pr-use {
    padding: 16px 0;
  }
  .page-privacy .pr-totop__link {
    margin-left: 0;
  }
}

/* ---------- 桌面：粘性索引 + 非对称分栏 ---------- */
@media (min-width: 900px) {
  .page-privacy .pr-hero {
    padding: 56px 0 72px;
  }
  .page-privacy .pr-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 48px;
    align-items: start;
  }
  .page-privacy .pr-hero__figure {
    margin-top: 12px;
  }
  .page-privacy .pr-body {
    display: grid;
    grid-template-columns: var(--pr-index-w) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
    padding: 64px 0 88px;
  }
  .page-privacy .pr-index {
    position: sticky;
    top: 88px;
    margin-bottom: 0;
  }
  .page-privacy .pr-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .pr-grid > .pr-block:first-child:nth-last-child(3) {
    grid-column: 1 / -1;
  }
  .page-privacy .pr-clauses {
    gap: 60px;
  }
}

@media (min-width: 1120px) {
  .page-privacy .pr-body {
    --pr-index-w: 268px;
    gap: 64px;
  }
  .page-privacy .pr-clause h2 {
    font-size: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pr-block:hover,
  .page-privacy .pr-cta .kx-btn:hover {
    transform: none;
  }
  .page-privacy .pr-index__list a:hover {
    transform: none;
  }
}