/* ===== 隐私中心 · 页面专属样式 ===== */
.page-privacy {
  --pv-pad: clamp(18px, 4vw, 30px);
  --pv-tint-a: rgba(14, 30, 51, 0.62);
  --pv-tint-b: rgba(23, 67, 160, 0.20);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: calc(var(--head-h) + clamp(28px, 7vw, 62px));
  padding-bottom: clamp(24px, 5vw, 46px);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-privacy .privacy-hero__copy > * + * {
  margin-top: 14px;
}

.page-privacy .privacy-hero__copy .h1 {
  margin-top: 4px;
  max-width: 15em;
}

.page-privacy .privacy-hero__frame {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), 0 100%);
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
  }
}

/* ---------- 文档主体布局 ---------- */
.page-privacy .privacy-doc {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

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

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

@media (min-width: 1040px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 228px;
    column-gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-body {
    grid-column: 1;
    grid-row: 1;
    max-width: 44em;
  }

  .page-privacy .privacy-aside {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--head-h) + 20px);
  }
}

/* ---------- 锚点导航 ---------- */
.page-privacy .anchor-nav__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--steel);
  text-transform: uppercase;
}

.page-privacy .anchor-nav__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-privacy .anchor-nav__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .anchor-nav__link {
  display: flex;
  align-items: baseline;
  gap: 7px;
  white-space: nowrap;
  padding: 7px 12px;
  font-size: 13px;
  line-height: 1.3;
  color: var(--text-soft);
  text-decoration: none;
  background: var(--glass);
  border: 1px solid var(--glass-brd);
  border-radius: 0;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .anchor-nav__link:hover,
.page-privacy .anchor-nav__link:focus-visible {
  color: var(--snow);
  border-color: rgba(43, 227, 208, 0.5);
  background: rgba(43, 227, 208, 0.08);
}

.page-privacy .anchor-nav__num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--flame);
}

@media (min-width: 1040px) {
  .page-privacy .anchor-nav__list {
    display: block;
    border-left: 1px solid var(--line);
    overflow: visible;
    padding: 0;
  }

  .page-privacy .anchor-nav__item + .anchor-nav__item {
    margin-top: 2px;
  }

  .page-privacy .anchor-nav__link {
    padding: 8px 0 8px 14px;
    margin-left: -1px;
    font-size: 13px;
    white-space: normal;
    background: none;
    border: 0;
    border-left: 2px solid transparent;
  }

  .page-privacy .anchor-nav__link:hover,
  .page-privacy .anchor-nav__link:focus-visible {
    border-left-color: var(--flame);
    background: linear-gradient(90deg, rgba(255, 106, 26, 0.14), transparent 72%);
  }
}

/* ---------- 条款区块 ---------- */
.page-privacy .privacy-clause {
  scroll-margin-top: calc(var(--head-h) + 24px);
  padding: var(--pv-pad) calc(var(--pv-pad) * 0.92);
  background: var(--pv-tint-a);
  border-left: 2px solid rgba(168, 203, 255, 0.16);
  margin-bottom: 18px;
}

.page-privacy .privacy-clause:nth-child(even) {
  background: linear-gradient(160deg, var(--pv-tint-b), rgba(14, 30, 51, 0.32));
  border-left-color: rgba(255, 106, 26, 0.5);
}

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

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .privacy-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(22px, 4.4vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--flame);
  font-variant-numeric: tabular-nums;
}

.page-privacy .privacy-clause__head .h2 {
  margin: 0;
  font-size: clamp(19px, 3.2vw, 25px);
  line-height: 1.35;
}

.page-privacy .privacy-clause__body > * + * {
  margin-top: 14px;
}

.page-privacy .privacy-clause__body p {
  color: var(--text-soft);
}

.page-privacy .privacy-clause__body a {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(168, 203, 255, 0.42);
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-privacy .privacy-clause__body a:hover,
.page-privacy .privacy-clause__body a:focus-visible {
  color: var(--neon);
  text-decoration-color: var(--neon);
}

/* ---------- 三类信息 ---------- */
.page-privacy .info-split {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 680px) {
  .page-privacy .info-split {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
}

.page-privacy .info-item {
  background: rgba(7, 11, 18, 0.62);
  border-top: 2px solid rgba(43, 227, 208, 0.34);
  padding: 14px 14px 16px;
}

.page-privacy .info-item .tag {
  display: inline-block;
  margin-bottom: 9px;
}

.page-privacy .info-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-soft);
}

/* ---------- 本地存储条目 ---------- */
.page-privacy .store-list {
  display: grid;
  gap: 8px;
}

.page-privacy .store-item {
  background: rgba(7, 11, 18, 0.56);
  border: 1px solid rgba(168, 203, 255, 0.12);
}

.page-privacy .store-item > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
}

.page-privacy .store-item > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .store-item > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--flame);
}

.page-privacy .store-item[open] > summary::after {
  content: "−";
}

.page-privacy .store-item__key {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--ice);
}

.page-privacy .store-item__use {
  font-size: 12px;
  color: var(--steel);
}

.page-privacy .store-item__body {
  margin: 0 14px 13px;
  padding-top: 10px;
  border-top: 1px solid rgba(168, 203, 255, 0.08);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 用途清单 ---------- */
.page-privacy .plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .plain-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-privacy .plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
}

.page-privacy .plain-list--yes li::before {
  background: var(--neon);
}

.page-privacy .plain-list--no li::before {
  background: var(--flame);
}

.page-privacy .plain-list strong {
  color: var(--snow);
  font-weight: 600;
}

/* ---------- 三类请求 ---------- */
.page-privacy .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .step-list > li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  background: rgba(7, 11, 18, 0.5);
}

.page-privacy .step-list__num {
  justify-self: start;
  width: 24px;
  height: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 24px;
  text-align: center;
  color: var(--ink);
  background: var(--flame);
  clip-path: polygon(0 0, 100% 0, 100% 74%, 76% 100%, 0 100%);
}

.page-privacy .step-list h3 {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--snow);
}

.page-privacy .step-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-soft);
}

/* ---------- 保留期限 ---------- */
.page-privacy .retention {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
  margin: 4px 0;
}

.page-privacy .retention__num {
  font-family: var(--font-mono);
  font-size: clamp(46px, 12vw, 78px);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--flame);
  background-image: linear-gradient(125deg, var(--flame) 8%, var(--neon) 92%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-privacy .retention__unit {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

/* ---------- 版本记录 ---------- */
.page-privacy .version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .version-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-privacy .version-item__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--battle);
  padding: 3px 9px;
  clip-path: polygon(0 0, 100% 0, 100% 72%, 80% 100%, 0 100%);
}

.page-privacy .version-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-soft);
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 560px) {
  .page-privacy .privacy-clause {
    padding: 18px 15px;
  }

  .page-privacy .privacy-clause__head {
    flex-direction: column;
    gap: 6px;
  }

  .page-privacy .step-list > li {
    padding: 12px 11px;
  }

  .page-privacy .privacy-hero__frame {
    clip-path: none;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .anchor-nav__link,
  .page-privacy .privacy-clause__body a {
    transition-duration: 1ms !important;
  }
}