/* ===== 隐私政策 · page-privacy ===== */
.page-privacy {
  --pv-doc-w: 720px;
  --pv-toc-w: 200px;
  --pv-grid: rgba(201, 214, 223, 0.34);
  padding: 24px 0 72px;
  background-color: var(--paper);
  background-image:
    linear-gradient(to right, var(--pv-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pv-grid) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}

.page-privacy .crumbs {
  margin: 0 0 4px;
  font-size: 13px;
}

.page-privacy .pv-head {
  margin-bottom: 34px;
}

.page-privacy .pv-kicker {
  margin: 18px 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--navy-600);
}

.page-privacy .pv-title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--navy-900);
}

.page-privacy .pv-lede {
  margin: 0 0 26px;
  max-width: 64ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--mute);
}

/* 首屏氛围图 */
.page-privacy .pv-hero {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--sand);
  overflow: hidden;
}

.page-privacy .pv-hero img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

.page-privacy .pv-hero::before,
.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border: 1px solid var(--cyan);
  pointer-events: none;
}

.page-privacy .pv-hero::before {
  top: 10px;
  left: 10px;
  border-right: 0;
  border-bottom: 0;
}

.page-privacy .pv-hero::after {
  right: 10px;
  bottom: 10px;
  border-left: 0;
  border-top: 0;
}

/* 版式骨架 */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-privacy .pv-doc {
  min-width: 0;
}

/* 条款目录 */
.page-privacy .pv-toc {
  align-self: start;
}

.page-privacy .pv-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--slate);
}

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

.page-privacy .pv-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--mute);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  border-color: var(--cyan);
  color: var(--navy-800);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--cyan-dark);
}

/* 条款 */
.page-privacy .pv-clause {
  padding: 26px 0 30px;
  border-top: 1px solid rgba(46, 196, 182, .5);
  scroll-margin-top: 84px;
}

.page-privacy .pv-clause:target {
  border-top-color: var(--signal);
}

.page-privacy .pv-clause:target .pv-clause__num {
  color: var(--signal);
}

.page-privacy .pv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .pv-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--navy-800);
  transition: color .25s var(--ease);
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -.005em;
  color: var(--navy-900);
}

/* 正文 */
.page-privacy .pv-p {
  margin: 0 0 14px;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink);
}

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

.page-privacy .pv-list {
  margin: 0 0 16px;
  padding: 0;
  max-width: 66ch;
  list-style: none;
}

.page-privacy .pv-list > li {
  position: relative;
  padding: 9px 0 9px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .pv-list > li:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 19px;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .pv-list strong {
  color: var(--navy-800);
  font-weight: 600;
}

/* 步骤 */
.page-privacy .pv-steps {
  margin: 0 0 18px;
  padding: 0;
  max-width: 66ch;
  list-style: none;
  counter-reset: pvstep;
}

.page-privacy .pv-steps > li {
  position: relative;
  padding: 0 0 18px 48px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .pv-steps > li::before {
  counter-increment: pvstep;
  content: counter(pvstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 24px;
  border: 1px solid var(--line);
  background: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--cyan-dark);
}

.page-privacy .pv-steps > li::after {
  content: "";
  position: absolute;
  left: 16px;
  top: 27px;
  bottom: 2px;
  width: 1px;
  background: var(--line);
}

.page-privacy .pv-steps > li:last-child::after {
  display: none;
}

/* 提示块 */
.page-privacy .pv-note {
  margin: 16px 0 0;
  padding: 14px 16px;
  max-width: 66ch;
  border-left: 3px solid var(--signal);
  background: var(--sand);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--navy-900);
}

/* 联系信息 */
.page-privacy .pv-contact {
  margin: 4px 0 0;
  padding: 0;
  max-width: 66ch;
  border: 1px solid var(--line);
  background: var(--white);
}

.page-privacy .pv-contact > div {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 16px;
  padding: 12px 16px;
}

.page-privacy .pv-contact > div + div {
  border-top: 1px solid var(--line);
}

.page-privacy .pv-contact dt {
  flex: none;
  width: 84px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--slate);
}

.page-privacy .pv-contact dd {
  margin: 0;
  min-width: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
  word-break: break-word;
}

/* 页尾通道 */
.page-privacy .pv-foot {
  margin-top: 46px;
  padding-top: 26px;
  max-width: 66ch;
  border-top: 2px solid var(--navy-800);
}

.page-privacy .pv-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ===== 平板及以上 ===== */
@media (min-width: 720px) {
  .page-privacy .pv-title {
    font-size: 50px;
  }

  .page-privacy .pv-clause__num {
    font-size: 40px;
  }

  .page-privacy .pv-clause__title {
    font-size: 26px;
  }

  .page-privacy .pv-hero img {
    aspect-ratio: 1600 / 600;
  }
}

/* ===== 桌面：左目录 + 窄版心正文 ===== */
@media (min-width: 900px) {
  .page-privacy {
    padding: 40px 0 96px;
  }

  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-toc-w) minmax(0, var(--pv-doc-w));
    justify-content: center;
    gap: 56px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 68px;
    padding-top: 12px;
    border-top: 2px solid var(--navy-800);
  }

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

  .page-privacy .pv-toc__list > li + li {
    margin-top: 2px;
  }

  .page-privacy .pv-toc__list a {
    display: flex;
    padding: 7px 0 7px 12px;
    border: 0;
    border-left: 2px solid var(--line);
    background: transparent;
    font-size: 13.5px;
  }

  .page-privacy .pv-toc__list a:hover,
  .page-privacy .pv-toc__list a:focus-visible {
    border-left-color: var(--cyan);
    color: var(--navy-800);
    background: rgba(46, 196, 182, .07);
  }

  .page-privacy .pv-clause {
    padding: 30px 0 34px;
  }
}
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