.page-privacy {
  --pv-rule: rgba(11, 27, 43, .14);
  --pv-band: rgba(20, 48, 76, .05);
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  padding: 22px 0 10px;
}

/* ---------- 首屏框景 ---------- */
.page-privacy .pv-hero {
  padding-bottom: 8px;
}

.page-privacy .pv-hero__frame {
  position: relative;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(20, 48, 76, .045), rgba(247, 245, 241, 0) 62%);
  padding: 30px 20px 34px;
  box-shadow: var(--shadow-1);
}

.page-privacy .pv-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-privacy .pv-hero__title {
  margin: 14px 0 16px;
  color: var(--ink-900);
  letter-spacing: -0.01em;
}

.page-privacy .pv-hero__lede {
  max-width: 60ch;
  color: var(--ink-700);
}

.page-privacy .pv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-privacy .pv-hero__meta {
  border-top: 1px solid var(--line-copper);
  padding-top: 14px;
  display: grid;
  gap: 0;
}

.page-privacy .pv-meta__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .pv-meta__key {
  font-size: var(--index);
  letter-spacing: .04em;
  color: var(--stone-500);
}

.page-privacy .pv-meta__val {
  font-size: .92rem;
  color: var(--ink-900);
  text-align: right;
}

.page-privacy .pv-meta__val.is-num {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--ink-700);
}

/* ---------- 概览统计带 ---------- */
.page-privacy .pv-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
  margin-top: 34px;
}

.page-privacy .pv-strip__cell {
  background: var(--paper-50);
  padding: 18px 16px;
}

.page-privacy .pv-strip__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--ink-700);
  letter-spacing: .02em;
}

.page-privacy .pv-strip__label {
  display: block;
  margin-top: 6px;
  font-size: var(--index);
  color: var(--stone-500);
  line-height: 1.6;
}

/* ---------- 目录锚点 ---------- */
.page-privacy .pv-toc {
  border-top: 2px solid var(--ink-700);
  padding-top: 14px;
  margin-bottom: 8px;
}

.page-privacy .pv-toc .toc__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-privacy .pv-toc .toc__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  border-bottom: 1px solid var(--pv-rule);
  padding: 9px 2px;
  cursor: pointer;
  color: var(--ink-700);
  font-family: var(--font-body);
  font-size: .88rem;
  line-height: 1.4;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .pv-toc .toc__link:hover {
  color: var(--ink-900);
  border-bottom-color: var(--copper-500);
}

.page-privacy .pv-toc .toc__link[aria-current="true"] {
  color: var(--ink-900);
  border-bottom: 2px solid var(--copper-500);
  font-weight: 500;
}

.page-privacy .pv-toc .toc__num {
  font-family: var(--font-mono);
  font-size: var(--index);
  color: var(--copper-500);
  letter-spacing: .04em;
}

/* ---------- 条款区块 ---------- */
.page-privacy .pv-block {
  scroll-margin-top: 120px;
}

.page-privacy .pv-intro {
  max-width: 68ch;
  color: var(--ink-700);
}

.page-privacy .pv-block--panel {
  background: var(--paper-100);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  padding-left: 18px;
  padding-right: 18px;
}

.page-privacy .pv-block--teal {
  background: var(--teal-700);
  color: var(--paper-50);
  padding-left: 18px;
  padding-right: 18px;
}

.page-privacy .pv-block--teal .section__num,
.page-privacy .pv-block--teal .h2 {
  color: var(--paper-50);
}

.page-privacy .pv-block--teal .section__num {
  color: var(--copper-200);
}

.page-privacy .pv-block--teal .prose,
.page-privacy .pv-block--teal .pv-contact__lede {
  color: rgba(247, 245, 241, .84);
}

/* ---------- 四类场景 ---------- */
.page-privacy .pv-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 20px;
}

.page-privacy .pv-scene {
  background: var(--paper-50);
  padding: 18px 16px;
  border-left: 2px solid transparent;
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .pv-scene:hover {
  border-left-color: var(--copper-500);
  background: var(--paper-100);
}

.page-privacy .pv-scene__title {
  font-size: 1rem;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink-900);
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin-bottom: 8px;
}

.page-privacy .pv-scene__num {
  font-family: var(--font-mono);
  font-size: var(--index);
  font-weight: 600;
  color: var(--copper-500);
  letter-spacing: .04em;
}

.page-privacy .pv-scene__text {
  font-size: .95rem;
  line-height: 1.75;
  color: var(--stone-500);
  margin: 0;
}

.page-privacy .pv-media {
  margin: 26px 0 0;
}

/* ---------- 用途三栏 ---------- */
.page-privacy .pv-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 20px;
}

.page-privacy .pv-col {
  border-top: 1px solid var(--copper-500);
  padding-top: 14px;
}

.page-privacy .pv-col__label {
  font-family: var(--font-mono);
  font-size: var(--index);
  letter-spacing: .06em;
  color: var(--copper-500);
  margin: 0 0 10px;
}

.page-privacy .pv-col .h3 {
  color: var(--ink-900);
  margin-bottom: 8px;
}

.page-privacy .pv-col__text {
  font-size: .95rem;
  line-height: 1.75;
  color: var(--stone-500);
  margin: 0;
}

/* ---------- 本地数据清单 ---------- */
.page-privacy .pv-terms {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .pv-terms__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--paper-50);
  padding: 14px 14px;
}

.page-privacy .pv-terms__box {
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 1px solid var(--line-strong);
  background: var(--paper-50);
  position: relative;
}

.page-privacy .pv-terms__item[data-checked="true"] .pv-terms__box {
  border-color: var(--copper-500);
  background: var(--copper-200);
}

.page-privacy .pv-terms__body {
  display: block;
}

.page-privacy .pv-terms__title {
  display: block;
  font-size: .98rem;
  font-weight: 500;
  color: var(--ink-900);
  margin-bottom: 4px;
}

.page-privacy .pv-terms__desc {
  display: block;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--stone-500);
}

/* ---------- 保存与安全 ---------- */
.page-privacy .pv-store {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 18px;
}

.page-privacy .pv-store__main .prose + .prose {
  margin-top: 1.1em;
}

.page-privacy .pv-store__side {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  align-content: start;
}

.page-privacy .pv-fact {
  background: var(--paper-100);
  padding: 14px 14px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-privacy .pv-fact__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink-700);
  line-height: 1;
}

.page-privacy .pv-fact__label {
  font-size: .84rem;
  line-height: 1.6;
  color: var(--stone-500);
}

/* ---------- 权利 ---------- */
.page-privacy .pv-rights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 22px;
}

.page-privacy .pv-right {
  position: relative;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cinnabar-600);
  padding: 14px 16px;
  background: var(--paper-50);
  box-shadow: var(--shadow-1);
}

.page-privacy .pv-right__num {
  font-family: var(--font-mono);
  font-size: var(--index);
  letter-spacing: .06em;
  color: var(--cinnabar-600);
}

.page-privacy .pv-right .h3 {
  color: var(--ink-900);
  margin: 6px 0 6px;
}

.page-privacy .pv-right__text {
  font-size: .93rem;
  line-height: 1.72;
  color: var(--stone-500);
  margin: 0;
}

/* ---------- 联系 ---------- */
.page-privacy .pv-contact__lede {
  max-width: 66ch;
}

.page-privacy .pv-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(247, 245, 241, .22);
  border: 1px solid rgba(247, 245, 241, .22);
  margin-top: 22px;
}

.page-privacy .pv-contact__item {
  padding: 16px 14px;
  background: rgba(11, 27, 43, .16);
}

.page-privacy .pv-contact__key {
  font-size: var(--index);
  letter-spacing: .06em;
  color: var(--copper-200);
  margin: 0 0 8px;
}

.page-privacy .pv-contact__val {
  margin: 0;
  color: var(--paper-50);
  font-size: .95rem;
  line-height: 1.6;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  word-break: break-word;
}

.page-privacy .pv-contact__val.is-num {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.page-privacy .pv-contact__mail {
  color: var(--paper-50);
  text-decoration: none;
  border-bottom: 1px solid var(--copper-500);
  padding-bottom: 1px;
}

.page-privacy .pv-contact__mail:hover {
  color: var(--copper-200);
  border-bottom-color: var(--copper-200);
}

.page-privacy .pv-contact__note {
  margin: 20px 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(247, 245, 241, .78);
}

.page-privacy .pv-contact__note a {
  color: var(--copper-200);
  text-decoration: none;
  border-bottom: 1px solid rgba(224, 199, 154, .5);
}

.page-privacy .pv-contact__note a:hover {
  border-bottom-color: var(--copper-200);
}

.page-privacy .copy-btn {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .04em;
  padding: 5px 10px;
  border: 1px solid var(--copper-500);
  border-radius: 2px;
  background: transparent;
  color: var(--copper-200);
  cursor: pointer;
  transition: background-color .18s var(--ease), color .18s var(--ease);
}

.page-privacy .copy-btn:hover {
  background: var(--copper-500);
  color: var(--ink-900);
}

.page-privacy .copy-btn[data-copied="true"] {
  background: var(--copper-200);
  color: var(--ink-900);
  border-color: var(--copper-200);
}

/* ---------- 更新记录表 ---------- */
.page-privacy .pv-table__caption {
  text-align: left;
  font-size: var(--index);
  letter-spacing: .04em;
  color: var(--stone-500);
  padding-bottom: 10px;
  caption-side: top;
}

.page-privacy .pv-table td {
  font-size: .92rem;
}

/* ---------- 折叠问答 ---------- */
.page-privacy .pv-accordion-block {
  padding-bottom: 20px;
}

.page-privacy .accordion__item {
  border-bottom: 1px solid var(--line);
}

.page-privacy .accordion__item:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .accordion__btn {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 16px 30px 16px 0;
  position: relative;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink-900);
  line-height: 1.5;
}

.page-privacy .accordion__btn::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--copper-500);
}

.page-privacy .accordion__btn[aria-expanded="true"]::after {
  content: "–";
}

.page-privacy .accordion__panel {
  padding: 0 0 18px;
}

.page-privacy .accordion__panel p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--stone-500);
  max-width: 70ch;
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-hero__frame {
    padding: 40px 34px 44px;
  }

  .page-privacy .pv-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .pv-scenes {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .pv-cols {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .page-privacy .pv-rights {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .pv-contact__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .pv-block--panel,
  .page-privacy .pv-block--teal {
    padding-left: 28px;
    padding-right: 28px;
  }

  .page-privacy .pv-toc .toc__list {
    display: block;
  }

  .page-privacy .pv-toc .toc__link {
    font-size: .84rem;
    padding: 8px 2px;
  }
}

/* ---------- 桌面：左侧固定目录 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pv-hero__frame {
    padding: 52px 46px 56px;
  }

  .page-privacy .pv-hero__grid {
    grid-template-columns: 7fr 4fr;
    gap: 48px;
    align-items: start;
  }

  .page-privacy .pv-hero__meta {
    border-top: 0;
    border-left: 1px solid var(--line-copper);
    padding-top: 0;
    padding-left: 24px;
  }

  .page-privacy .pv-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-privacy .pv-scenes {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-privacy .pv-store {
    grid-template-columns: 7fr 4fr;
    gap: 40px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--header-h) + 16px);
  }

  .page-privacy .pv-rights {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-scene,
  .page-privacy .pv-toc .toc__link,
  .page-privacy .copy-btn {
    transition: none;
  }
}