/* ============ 数据与隐私 页面专属样式 ============ */
.page-privacy {
  --priv-measure: 720px;
  --priv-gap: clamp(44px, 7vw, 76px);
  position: relative;
  overflow-x: clip;
  background: var(--ink);
  color: var(--chalk);
  padding-bottom: clamp(56px, 9vw, 120px);
}

/* ---------- 面包屑 ---------- */
.page-privacy .priv-crumb {
  padding-top: clamp(20px, 4vw, 34px);
}

/* ---------- 页首 ---------- */
.page-privacy .priv-head {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 5vw, 48px) 0 0;
}

.page-privacy .priv-head::before {
  content: "";
  position: absolute;
  inset: -110px 0 auto 0;
  height: clamp(320px, 48vw, 560px);
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(42, 50, 60, 0.62) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 50, 60, 0.62) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: radial-gradient(115% 92% at 12% 0%, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0) 76%);
  mask-image: radial-gradient(115% 92% at 12% 0%, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0) 76%);
  pointer-events: none;
}

.page-privacy .priv-head__inner {
  position: relative;
}

.page-privacy .priv-head__code {
  margin: 0 0 16px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--pulse);
}

.page-privacy .priv-head__title {
  margin: 0;
  font-size: clamp(42px, 11vw, 84px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--chalk);
  transform: skewX(-3deg);
  transform-origin: 0 100%;
}

.page-privacy .priv-head__lede {
  max-width: 640px;
  margin: 24px 0 0;
  font-size: clamp(16px, 2.3vw, 18px);
  line-height: 1.78;
  color: rgba(244, 247, 249, 0.82);
}

.page-privacy .priv-head__facts {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--court);
  background: var(--court);
}

.page-privacy .priv-head__facts li {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 15px 17px;
  background: var(--tunnel);
}

.page-privacy .priv-head__k {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--stand);
}

.page-privacy .priv-head__v {
  font-size: 14px;
  line-height: 1.55;
  font-weight: 600;
  color: var(--chalk);
  word-break: break-word;
}

.page-privacy .priv-figure {
  margin: clamp(30px, 5vw, 46px) 0 0;
}

/* ---------- 章节索引条 ---------- */
.page-privacy .priv-index {
  position: sticky;
  top: var(--hdr-h-scrolled);
  z-index: 8;
  margin-top: clamp(30px, 5vw, 52px);
  background: rgba(10, 13, 16, 0.94);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--court);
  border-bottom: 1px solid var(--court);
}

.page-privacy .priv-index__track {
  display: flex;
  gap: 2px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .priv-index__track::-webkit-scrollbar {
  display: none;
}

.page-privacy .priv-index__track li {
  display: flex;
  flex: 0 0 auto;
}

.page-privacy .priv-index__item {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid transparent;
  color: var(--stand);
  font-size: 13px;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.14s var(--ease), border-color 0.14s var(--ease), background-color 0.14s var(--ease);
}

.page-privacy .priv-index__item:hover,
.page-privacy .priv-index__item:focus-visible {
  color: var(--chalk);
  border-color: var(--court);
  background: var(--tunnel);
}

.page-privacy .priv-index__num {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--volt);
}

/* ---------- 章节通用 ---------- */
.page-privacy .priv-sec {
  margin-top: var(--priv-gap);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--court);
  scroll-margin-top: calc(var(--hdr-h-scrolled) + 84px);
}

.page-privacy .priv-sec:target {
  border-top-color: var(--volt);
}

.page-privacy .priv-sec__head {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 0 14px;
  align-items: start;
  margin: 0 0 18px;
}

.page-privacy .priv-sec__num {
  padding-top: 4px;
  font-family: var(--font-num);
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: var(--stand);
}

.page-privacy .priv-sec:target .priv-sec__num {
  color: var(--volt);
}

.page-privacy .priv-sec__title {
  margin: 0;
  font-size: clamp(22px, 5vw, 32px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-privacy .priv-sec__body {
  max-width: var(--priv-measure);
  font-size: 16px;
  line-height: 1.8;
  color: rgba(244, 247, 249, 0.8);
}

.page-privacy .priv-sec__body p {
  margin: 0 0 16px;
}

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

.page-privacy .priv-sec__body strong {
  color: var(--chalk);
  font-weight: 700;
}

.page-privacy .priv-sec__body a {
  color: var(--volt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 要点列表 ---------- */
.page-privacy .priv-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 14px;
}

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

.page-privacy .priv-list li {
  position: relative;
  padding-left: 22px;
}

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

/* ---------- 三列表格 ---------- */
.page-privacy .priv-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin: 0 0 18px;
  border: 1px solid var(--court);
  background: var(--tunnel);
  -webkit-overflow-scrolling: touch;
}

.page-privacy .priv-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .priv-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--stand);
  white-space: nowrap;
  border-bottom: 1px solid var(--court);
  border-right: 1px solid var(--court);
}

.page-privacy .priv-table td {
  padding: 14px 16px;
  vertical-align: top;
  color: rgba(244, 247, 249, 0.8);
  border-bottom: 1px solid var(--court);
  border-right: 1px solid var(--court);
}

.page-privacy .priv-table th:last-child,
.page-privacy .priv-table td:last-child {
  border-right: 0;
}

.page-privacy .priv-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .priv-table td:first-child {
  font-weight: 700;
  color: var(--chalk);
  white-space: nowrap;
}

/* ---------- 折叠说明 ---------- */
.page-privacy .priv-more {
  max-width: var(--priv-measure);
  margin: 0 0 18px;
  border: 1px solid var(--court);
  background: var(--tunnel);
}

.page-privacy .priv-more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 48px;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--chalk);
  cursor: pointer;
  list-style: none;
}

.page-privacy .priv-more > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .priv-more > summary::after {
  content: "＋";
  flex: 0 0 auto;
  font-size: 15px;
  line-height: 1;
  color: var(--volt);
  transition: transform 0.14s var(--ease);
}

.page-privacy .priv-more[open] > summary::after {
  content: "－";
}

.page-privacy .priv-more__body {
  padding: 14px 16px 6px;
  border-top: 1px solid var(--court);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 247, 249, 0.78);
}

.page-privacy .priv-more__body p {
  margin: 0 0 12px;
}

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

/* ---------- 操作行 ---------- */
.page-privacy .priv-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 联系面板 ---------- */
.page-privacy .priv-contact {
  max-width: var(--priv-measure);
  margin: 26px 0 0;
  padding: 22px 20px;
  border: 1px solid var(--court);
  background: var(--tunnel);
  box-shadow: var(--shadow-hard);
}

.page-privacy .priv-contact__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--stand);
}

.page-privacy .priv-contact__mail {
  margin: 0 0 12px;
  font-family: var(--font-num);
  font-size: clamp(18px, 4.4vw, 24px);
  letter-spacing: 0.02em;
  color: var(--chalk);
  word-break: break-all;
}

.page-privacy .priv-contact__note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(244, 247, 249, 0.72);
}

.page-privacy .priv-contact__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

/* ---------- 相关条款 ---------- */
.page-privacy .priv-related {
  max-width: var(--priv-measure);
  margin-top: var(--priv-gap);
  padding-top: 26px;
  border-top: 1px solid var(--court);
}

.page-privacy .priv-related__label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--stand);
}

.page-privacy .priv-related__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .priv-related__list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--court);
  color: var(--chalk);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.14s var(--ease), color 0.14s var(--ease);
}

.page-privacy .priv-related__list a:hover,
.page-privacy .priv-related__list a:focus-visible {
  border-color: var(--volt);
  color: var(--volt);
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-privacy .priv-head__facts {
    grid-template-columns: repeat(3, 1fr);
    max-width: 820px;
  }

  .page-privacy .priv-sec__head {
    grid-template-columns: 64px 1fr;
    gap: 0 22px;
  }

  .page-privacy .priv-sec__num {
    font-size: 18px;
  }

  .page-privacy .priv-list {
    gap: 16px;
  }

  .page-privacy .priv-index__track {
    gap: 6px;
  }
}

@media (min-width: 1080px) {
  .page-privacy .priv-head__inner {
    max-width: 940px;
  }

  .page-privacy .priv-contact {
    padding: 26px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .priv-index__item,
  .page-privacy .priv-related__list a,
  .page-privacy .priv-more > summary::after {
    transition: none;
  }
}