.page-privacy {
  --pp-measure: 660px;
  --pp-index-w: 236px;
  --pp-inset: clamp(10px, 2vw, 20px);
}

/* ============ 首屏 ============ */
.page-privacy .privacy-hero {
  background: var(--white);
  border-bottom: 1px solid var(--mist);
  padding-block: clamp(26px, 4.5vw, 48px) clamp(30px, 5vw, 58px);
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: clamp(20px, 3.4vw, 36px);
}

.page-privacy .privacy-hero__head {
  max-width: 780px;
}

.page-privacy .privacy-hero__head .h-display {
  margin: clamp(10px, 1.6vw, 16px) 0 clamp(14px, 2vw, 20px);
  color: var(--ink);
  letter-spacing: -0.02em;
}

.page-privacy .privacy-hero__head .lede {
  max-width: 620px;
  color: var(--steel);
  margin: 0;
}

.page-privacy .privacy-hero__figure {
  margin: clamp(26px, 4.2vw, 48px) 0 0;
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--mist);
  background: linear-gradient(142deg, var(--steel), var(--ublue) 62%, var(--tint));
  box-shadow: var(--shadow);
}

.page-privacy .privacy-hero__caption {
  display: block;
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
  letter-spacing: 0.02em;
}

/* ============ 阅读布局 ============ */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 54px);
  padding-block: clamp(32px, 5.5vw, 66px) clamp(52px, 9vw, 110px);
}

.page-privacy .privacy-body {
  min-width: 0;
  max-width: var(--pp-measure);
}

/* ============ 章节 ============ */
.page-privacy .privacy-sec {
  padding-block: clamp(28px, 4vw, 44px);
}

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

.page-privacy .privacy-sec + .privacy-sec {
  border-top: 1px solid var(--mist);
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: clamp(14px, 2vw, 20px);
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--ublue);
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 4px 10px 3px;
}

.page-privacy .privacy-sec__head .h-section {
  margin: 0;
  color: var(--ink);
}

.page-privacy .privacy-body p {
  margin: 0 0 1.05em;
  font-size: 16.5px;
  line-height: 1.86;
  color: var(--steel);
}

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

.page-privacy .privacy-body a {
  color: var(--ublue);
  text-decoration: none;
  border-bottom: 1px solid var(--tint);
  transition: color var(--dur), border-color var(--dur);
}

.page-privacy .privacy-body a:hover,
.page-privacy .privacy-body a:focus-visible {
  color: var(--ublue-deep);
  border-bottom-color: var(--ublue);
}

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

/* 纸色章节 */
.page-privacy .privacy-sec--paper {
  background: var(--paper);
  border-radius: var(--radius);
  padding: clamp(22px, 3.4vw, 34px);
  margin-inline: calc(-1 * var(--pp-inset));
}

.page-privacy .privacy-sec--paper + .privacy-sec {
  border-top: 0;
  margin-top: clamp(16px, 2.6vw, 26px);
}

.page-privacy .privacy-sec--paper .privacy-sec__head {
  border-bottom: 1px solid rgba(11, 20, 32, 0.08);
  padding-bottom: 13px;
}

/* ============ 条目列表 ============ */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 21px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--steel);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.74em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(46, 230, 214, 0.16);
}

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

/* ============ 折叠条目 ============ */
.page-privacy .privacy-item {
  border-bottom: 1px solid rgba(11, 20, 32, 0.09);
  background: transparent;
}

.page-privacy .privacy-item:first-of-type {
  border-top: 1px solid rgba(11, 20, 32, 0.09);
  margin-top: 4px;
}

.page-privacy .privacy-item .disclosure__trigger {
  width: 100%;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 2px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: var(--ink);
}

.page-privacy .privacy-item .disclosure__label {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-item .disclosure__panel p {
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--steel);
  margin: 0;
  padding: 0 2px 18px;
}

.page-privacy .privacy-item .disclosure__trigger:hover .disclosure__label,
.page-privacy .privacy-item .disclosure__trigger:focus-visible .disclosure__label {
  color: var(--ublue);
}

/* ============ 联系块 ============ */
.page-privacy .privacy-contact {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  padding: 12px 14px;
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-contact__key {
  flex: none;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ublue);
  min-width: 62px;
}

.page-privacy .privacy-contact__value {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 15px;
  color: var(--ink);
  word-break: break-word;
}

.page-privacy .privacy-contact .copy-btn {
  flex: none;
}

.page-privacy .privacy-related {
  font-size: 14.5px;
  color: var(--steel);
}

/* ============ 侧边章节索引 ============ */
.page-privacy .privacy-index {
  order: 1;
  border-top: 1px solid var(--mist);
  padding-top: 20px;
}

.page-privacy .privacy-index .eyebrow {
  margin: 0;
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  counter-reset: ppindex;
}

.page-privacy .privacy-index__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  min-height: 44px;
  padding: 11px 12px;
  font-size: 14px;
  color: var(--steel);
  text-decoration: none;
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: var(--radius-sm);
  transition: color var(--dur), border-color var(--dur), background var(--dur), transform var(--dur);
}

.page-privacy .privacy-index__list .mono {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ublue);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--ublue);
  border-color: var(--cyan);
  background: var(--white);
  transform: translateY(-2px);
}

.page-privacy .privacy-index__foot {
  margin: 16px 0 0;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ublue);
  opacity: 0.85;
}

/* ============ 桌面端 ============ */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, var(--pp-measure)) minmax(0, var(--pp-index-w));
    justify-content: space-between;
    gap: clamp(40px, 6vw, 96px);
  }

  .page-privacy .privacy-index {
    order: 0;
    align-self: start;
    position: sticky;
    top: 34px;
    border-top: 0;
    border-left: 1px solid var(--mist);
    padding: 4px 0 0 22px;
  }

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

  .page-privacy .privacy-index__list a {
    background: none;
    border: 0;
    border-bottom: 1px solid transparent;
    border-radius: 0;
    padding: 8px 0;
    min-height: 0;
    transform: none;
  }

  .page-privacy .privacy-index__list a:hover,
  .page-privacy .privacy-index__list a:focus-visible {
    transform: none;
    border-bottom-color: var(--tint);
    background: none;
  }
}

/* ============ 窄屏收尾 ============ */
@media (max-width: 560px) {
  .page-privacy .privacy-sec__head {
    align-items: flex-start;
  }

  .page-privacy .privacy-body p,
  .page-privacy .privacy-list li {
    font-size: 16px;
  }

  .page-privacy .privacy-contact li {
    gap: 8px;
  }

  .page-privacy .privacy-contact__value {
    flex-basis: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a {
    transition: none;
  }
}