/* ================= 数据与隐私 /data-privacy/ ================= */
.page-privacy {
  --privacy-measure: 68ch;
  background: var(--snow);
  color: var(--ink-text);
  padding-bottom: 72px;
  position: relative;
  overflow-x: clip;
}

.page-privacy img {
  max-width: 100%;
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-privacy .privacy-crumb {
  padding-top: 20px;
  padding-bottom: 10px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-bottom: 34px;
}

.page-privacy .privacy-hero__frame {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  box-shadow: 0 22px 52px -32px rgba(10, 22, 38, .6);
  overflow: hidden;
}

.page-privacy .privacy-hero__copy {
  position: relative;
  padding: 32px 24px 28px;
  background: linear-gradient(152deg, var(--ink-950) 0%, var(--ink-800) 58%, var(--blue-700) 118%);
  color: var(--snow);
  overflow: hidden;
}

.page-privacy .privacy-hero__copy::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 106, 26, .3), transparent 68%);
  pointer-events: none;
}

.page-privacy .privacy-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 48px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 12px 0 16px;
  color: var(--snow);
}

.page-privacy .privacy-hero__lead {
  position: relative;
  margin: 0;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-200);
}

.page-privacy .privacy-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px 16px;
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-dark);
}

.page-privacy .privacy-hero__fact dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--grid-grey);
}

.page-privacy .privacy-hero__fact dd {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--snow);
}

.page-privacy .privacy-hero__fact dd.bb-mono {
  font-size: 19px;
  color: var(--signal);
}

.page-privacy .privacy-hero__media {
  position: relative;
  min-height: 214px;
  background: linear-gradient(150deg, var(--blue-700), var(--ink-950));
}

.page-privacy .privacy-hero__media img {
  width: 100%;
  height: 100%;
  min-height: 214px;
  object-fit: cover;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(220, 232, 246, .16) 0 1px, transparent 1px 54px),
    repeating-linear-gradient(0deg, rgba(220, 232, 246, .16) 0 1px, transparent 1px 54px);
  pointer-events: none;
}

@media (min-width: 880px) {
  .page-privacy .privacy-hero__frame {
    grid-template-columns: 5fr 7fr;
  }
  .page-privacy .privacy-hero__copy {
    padding: 46px 40px 40px;
  }
  .page-privacy .privacy-hero__media {
    min-height: 340px;
  }
  .page-privacy .privacy-hero__media img {
    min-height: 340px;
  }
}

/* ---------- 章节目录 ---------- */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, var(--mist-200), var(--snow));
}

.page-privacy .privacy-toc__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-privacy .privacy-toc__label {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ink-800);
}

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

.page-privacy .privacy-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: var(--snow);
  color: var(--ink-text);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-privacy .privacy-toc__list a .bb-mono {
  font-size: 11.5px;
  color: var(--blue-700);
  transition: color .2s var(--ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  border-color: var(--signal);
  background: var(--ink-950);
  color: var(--snow);
}

.page-privacy .privacy-toc__list a:hover .bb-mono,
.page-privacy .privacy-toc__list a:focus-visible .bb-mono {
  color: var(--signal-soft);
}

.page-privacy .privacy-toc__list a.is-active {
  border-color: var(--signal);
  background: var(--signal);
  color: #fff;
}

.page-privacy .privacy-toc__list a.is-active .bb-mono {
  color: rgba(255, 255, 255, .84);
}

/* ---------- 阅读区 ---------- */
.page-privacy .privacy-read {
  padding-top: 46px;
}

.page-privacy .privacy-reader {
  max-width: var(--privacy-measure);
  margin: 0 auto;
}

@media (min-width: 1180px) {
  .page-privacy .privacy-reader {
    margin-left: 6%;
    margin-right: auto;
  }
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-sec + .privacy-sec {
  padding-top: 46px;
}

.page-privacy .privacy-sec__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 4.6vw, 31px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ink-950);
}

.page-privacy .privacy-sec__num {
  font-size: .66em;
  font-weight: 700;
  color: var(--signal);
  letter-spacing: .06em;
  border-bottom: 2px solid var(--signal);
  padding-bottom: 2px;
}

.page-privacy .privacy-sec__lead {
  margin: 0 0 26px;
  max-width: 54ch;
  padding-left: 15px;
  border-left: 3px solid var(--signal);
  font-size: 17px;
  line-height: 1.8;
  color: var(--blue-700);
}

/* ---------- 条款小块 ---------- */
.page-privacy .privacy-note {
  position: relative;
  margin-bottom: 14px;
  padding: 18px 20px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue-700);
  background: var(--mist-200);
}

.page-privacy .privacy-note__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink-950);
}

.page-privacy .privacy-note p {
  margin: 0 0 8px;
  font-size: 15.5px;
  line-height: 1.85;
}

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

.page-privacy .privacy-note__foot {
  display: inline-block;
  margin-top: 8px;
  padding: 3px 9px;
  font-size: 11px;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--blue-700);
  background: rgba(63, 134, 216, .14);
}

/* ---------- 术语提示 ---------- */
.page-privacy .privacy-term {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed var(--blue-500);
  cursor: help;
}

.page-privacy .privacy-term:hover,
.page-privacy .privacy-term:focus-visible {
  border-bottom-color: var(--signal);
  color: var(--blue-700);
}

/* ---------- 使用目的 ---------- */
.page-privacy .privacy-uses {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-uses__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-uses dt {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink-950);
}

.page-privacy .privacy-uses dt::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 9px;
  background: var(--signal);
  transform: skewX(-18deg);
  vertical-align: 1px;
}

.page-privacy .privacy-uses dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
}

@media (min-width: 660px) {
  .page-privacy .privacy-uses__item {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }
}

/* ---------- 保存周期 ---------- */
.page-privacy .privacy-timeline {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 17px 0 17px 20px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  background: var(--blue-700);
}

.page-privacy .privacy-timeline__key {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .09em;
  color: var(--signal);
}

.page-privacy .privacy-timeline__body h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-950);
}

.page-privacy .privacy-timeline__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
}

@media (min-width: 700px) {
  .page-privacy .privacy-timeline__item {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }
  .page-privacy .privacy-timeline__key {
    padding-top: 3px;
  }
}

/* ---------- 共享与第三方 ---------- */
.page-privacy .privacy-split {
  display: grid;
  gap: 14px;
}

@media (min-width: 760px) {
  .page-privacy .privacy-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 权利清单 ---------- */
.page-privacy .privacy-rights {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  counter-reset: rights;
}

.page-privacy .privacy-rights li {
  position: relative;
  counter-increment: rights;
  padding: 17px 0 17px 32px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-rights li::before {
  content: "0" counter(rights);
  position: absolute;
  left: 0;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--signal);
}

.page-privacy .privacy-rights h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-950);
}

.page-privacy .privacy-rights p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
}

.page-privacy .privacy-rights .bb-mono {
  font-size: 14.5px;
  color: var(--ink-950);
  word-break: break-all;
}

/* ---------- 相关入口 ---------- */
.page-privacy .privacy-links {
  padding: 18px 20px;
  border-left: 3px solid var(--signal);
  background: linear-gradient(135deg, var(--ink-800), var(--ink-950));
  color: var(--mist-200);
  font-size: 15px;
  line-height: 1.85;
}

.page-privacy .privacy-links p {
  margin: 0;
}

.page-privacy .privacy-links a {
  color: var(--signal-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* ---------- 页尾说明 ---------- */
.page-privacy .privacy-endnote {
  margin-top: 46px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--blue-700);
}

.page-privacy .privacy-endnote .bb-mono {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--grid-grey);
}

.page-privacy .privacy-endnote p {
  margin: 0;
}

/* ---------- 右侧页码进度条 ---------- */
.page-privacy .privacy-rail {
  display: none;
}

@media (min-width: 1180px) {
  .page-privacy .privacy-rail {
    display: block;
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
  }
  .page-privacy .privacy-rail__list {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .page-privacy .privacy-rail__link {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 9px;
    color: var(--grid-grey);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .09em;
    text-decoration: none;
    transition: color .2s var(--ease);
  }
  .page-privacy .privacy-rail__dot {
    display: block;
    width: 22px;
    height: 3px;
    background: var(--line);
    transition: background-color .2s var(--ease), width .2s var(--ease);
  }
  .page-privacy .privacy-rail__link:hover,
  .page-privacy .privacy-rail__link:focus-visible {
    color: var(--ink-text);
  }
  .page-privacy .privacy-rail__link.is-active {
    color: var(--signal);
  }
  .page-privacy .privacy-rail__link.is-active .privacy-rail__dot {
    width: 34px;
    background: var(--signal);
  }
}

/* ---------- 窄屏收尾 ---------- */
@media (max-width: 480px) {
  .page-privacy .privacy-hero__copy {
    padding: 26px 18px 24px;
  }
  .page-privacy .privacy-sec__title {
    gap: 10px;
  }
  .page-privacy .privacy-toc__inner {
    gap: 8px 12px;
  }
  .page-privacy .privacy-toc__list a {
    padding: 5px 10px;
    font-size: 13px;
  }
  .page-privacy .privacy-rights li {
    padding-left: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a,
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-rail__dot {
    transition: none;
  }
}