.page-privacy {
  --privacy-rail: 236px;
  --privacy-col-gap: clamp(32px, 5vw, 76px);
  background: var(--ky-paper);
  color: var(--ky-ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(22px, 3.6vw, 38px) 0 clamp(44px, 7vw, 86px);
  color: var(--ky-paper);
  background:
    radial-gradient(120% 120% at 84% 6%, rgba(47, 191, 176, .16) 0%, transparent 58%),
    radial-gradient(90% 90% at 4% 100%, rgba(192, 138, 62, .22) 0%, transparent 62%),
    var(--ky-indigo);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(192, 138, 62, .13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 138, 62, .13) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(circle at 76% 22%, #000 0%, transparent 68%);
  mask-image: radial-gradient(circle at 76% 22%, #000 0%, transparent 68%);
}

.page-privacy .privacy-hero .ky-crumb {
  margin-bottom: clamp(22px, 3.6vw, 40px);
  font-size: 13px;
  color: var(--ky-copper-light);
}

.page-privacy .privacy-hero .ky-crumb a {
  color: var(--ky-copper-light);
  text-decoration: none;
}

.page-privacy .privacy-hero .ky-crumb a:hover,
.page-privacy .privacy-hero .ky-crumb a:focus-visible {
  color: var(--ky-paper);
  text-decoration: underline;
}

.page-privacy .privacy-hero .ky-crumb__sep {
  color: rgba(230, 196, 137, .55);
}

.page-privacy .privacy-hero .ky-kicker {
  display: block;
  margin: 0;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--ky-copper);
}

.page-privacy .privacy-hero .ky-h1 {
  margin: 12px 0 0;
  font-family: var(--ky-font-display);
  font-size: clamp(44px, 10vw, 100px);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--ky-paper);
}

.page-privacy .privacy-hero .ky-lede {
  max-width: 62ch;
  margin: clamp(18px, 3vw, 30px) 0 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.9;
  color: rgba(246, 242, 233, .88);
}

.page-privacy .privacy-hero__facts {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-privacy .privacy-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid rgba(230, 196, 137, .42);
  border-radius: var(--ky-radius-pill);
  font-size: 14px;
  line-height: 1.4;
  color: var(--ky-copper-light);
}

.page-privacy .privacy-hero__facts .ky-num {
  font-family: var(--ky-font-mono);
  font-size: 15px;
  color: var(--ky-paper);
}

/* ---------- 主体浅色区 ---------- */
.page-privacy .privacy-main {
  background: var(--ky-paper);
  color: var(--ky-ink);
  padding: clamp(34px, 5vw, 62px) 0 clamp(64px, 8vw, 108px);
}

.page-privacy .privacy-banner {
  margin: 0 0 clamp(38px, 6vw, 70px);
}

.page-privacy .privacy-banner .ky-figure__frame {
  border-radius: var(--ky-radius-card);
  overflow: hidden;
  background: var(--ky-indigo);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--ky-radius-card);
}

.page-privacy .privacy-banner .ky-figure__cap {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.8;
  color: #5d6884;
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-privacy .privacy-rail {
  align-self: start;
}

.page-privacy .privacy-rail__title {
  margin: 0 0 12px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ky-copper);
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .privacy-rail__list::-webkit-scrollbar {
  height: 4px;
}

.page-privacy .privacy-rail__list::-webkit-scrollbar-thumb {
  background: rgba(192, 138, 62, .42);
  border-radius: var(--ky-radius-pill);
}

.page-privacy .privacy-rail__link {
  display: block;
  white-space: nowrap;
  padding: 9px 18px;
  border: 1px solid rgba(192, 138, 62, .42);
  border-radius: var(--ky-radius-pill);
  font-size: 13px;
  line-height: 1.4;
  color: var(--ky-indigo);
  text-decoration: none;
  transition: background .22s var(--ky-ease), color .22s var(--ky-ease), border-color .22s var(--ky-ease);
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  background: var(--ky-copper);
  border-color: var(--ky-copper);
  color: var(--ky-paper);
}

.page-privacy .privacy-body {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-block {
  padding: clamp(28px, 4vw, 48px) 0;
  border-top: var(--ky-line-soft);
  scroll-margin-top: 104px;
}

.page-privacy .privacy-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-block:last-of-type {
  padding-bottom: clamp(20px, 3vw, 32px);
}

.page-privacy .privacy-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(14px, 2vw, 22px);
}

.page-privacy .privacy-block__no {
  flex: none;
  font-family: var(--ky-font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--ky-copper);
}

.page-privacy .privacy-block__title {
  margin: 0;
  font-family: var(--ky-font-display);
  font-size: clamp(23px, 3vw, 33px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--ky-indigo);
}

.page-privacy .privacy-text {
  max-width: 68ch;
  margin: 0 0 1.15em;
  font-size: clamp(16px, 1.05vw, 17px);
  line-height: 1.9;
  color: var(--ky-ink);
}

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

.page-privacy .privacy-text--gap {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-privacy .privacy-mail {
  color: var(--ky-copper);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(192, 138, 62, .5);
  word-break: break-all;
}

.page-privacy .privacy-mail:hover,
.page-privacy .privacy-mail:focus-visible {
  color: var(--ky-indigo);
  border-bottom-color: var(--ky-indigo);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 20px;
  border-radius: 20px;
  background: rgba(227, 232, 240, .62);
}

.page-privacy .privacy-list__item--key {
  background: linear-gradient(120deg, rgba(230, 196, 137, .34), rgba(230, 196, 137, .14));
  border: 1px solid rgba(192, 138, 62, .34);
}

.page-privacy .privacy-list__idx {
  font-family: var(--ky-font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--ky-copper);
}

.page-privacy .privacy-list__body {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--ky-ink);
}

.page-privacy .privacy-list__body strong {
  color: var(--ky-indigo);
  font-weight: 700;
}

.page-privacy .privacy-callout {
  max-width: 68ch;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 16px 22px;
  border-left: 3px solid var(--ky-orange);
  border-radius: 0 18px 18px 0;
  background: rgba(242, 112, 58, .08);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ky-ink);
}

.page-privacy .privacy-callout strong {
  color: var(--ky-orange);
  font-weight: 700;
}

/* ---------- 折叠条目 ---------- */
.page-privacy .privacy-acc {
  max-width: 68ch;
  margin-top: clamp(20px, 3vw, 28px);
  border: var(--ky-line);
  border-radius: 20px;
  background: rgba(255, 255, 255, .54);
  overflow: hidden;
}

.page-privacy .privacy-acc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--ky-indigo);
}

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

.page-privacy .privacy-acc__summary::after {
  content: "+";
  flex: none;
  font-family: var(--ky-font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--ky-copper);
}

.page-privacy .privacy-acc[open] .privacy-acc__summary::after {
  content: "–";
}

.page-privacy .privacy-acc__list {
  list-style: none;
  margin: 0;
  padding: 0 20px 18px;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-acc__list li {
  padding: 12px 0;
  border-top: var(--ky-line-soft);
}

.page-privacy .privacy-acc__list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ky-ink);
}

.page-privacy .privacy-acc__when {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--ky-font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--ky-copper);
}

/* ---------- 底部动作区 ---------- */
.page-privacy .privacy-foot {
  margin-top: clamp(36px, 6vw, 70px);
  padding-top: clamp(28px, 4vw, 42px);
  border-top: var(--ky-line);
  display: grid;
  gap: 20px;
}

.page-privacy .privacy-foot__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ky-ink);
}

.page-privacy .privacy-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .privacy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border: 1px solid var(--ky-copper);
  border-radius: var(--ky-radius-pill);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ky-indigo);
  text-decoration: none;
  transition: background .22s var(--ky-ease), color .22s var(--ky-ease), transform .22s var(--ky-ease), border-color .22s var(--ky-ease);
}

.page-privacy .privacy-btn:hover,
.page-privacy .privacy-btn:focus-visible {
  background: var(--ky-copper);
  border-color: var(--ky-copper);
  color: var(--ky-paper);
  transform: translateY(-2px);
}

.page-privacy .privacy-btn--solid {
  background: var(--ky-copper);
  color: var(--ky-paper);
}

.page-privacy .privacy-btn--solid:hover,
.page-privacy .privacy-btn--solid:focus-visible {
  background: var(--ky-copper-light);
  border-color: var(--ky-copper-light);
  color: var(--ky-indigo);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: var(--privacy-col-gap);
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: 108px;
  }

  .page-privacy .privacy-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
    scrollbar-width: none;
  }

  .page-privacy .privacy-rail__link {
    border: 0;
    border-left: 2px solid rgba(192, 138, 62, .28);
    border-radius: 0;
    padding: 9px 6px 9px 16px;
    white-space: normal;
    line-height: 1.55;
  }

  .page-privacy .privacy-rail__link:hover,
  .page-privacy .privacy-rail__link:focus-visible {
    background: transparent;
    border-left-color: var(--ky-copper);
    color: var(--ky-copper);
  }

  .page-privacy .privacy-foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 30px;
  }

  .page-privacy .privacy-foot__actions {
    flex-wrap: nowrap;
  }

  .page-privacy .privacy-acc__list {
    padding: 0 22px 20px;
  }
}
</main>