/* ===== 个人信息说明 /personal-data/ ===== */
.page-privacy {
  --privacy-measure: 37rem;
  --privacy-aside: 15rem;
  background: var(--c-paper);
  color: var(--c-graphite);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
}

.page-privacy *,
.page-privacy *::before,
.page-privacy *::after {
  box-sizing: border-box;
}

.page-privacy .wrap {
  width: 100%;
}

/* ---------- 首屏 ---------- */
.page-privacy .doc-hero {
  padding-top: calc(var(--header-h) + 28px);
  padding-bottom: 48px;
  background: var(--c-paper);
}

.page-privacy .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-slate);
}

.page-privacy .crumbs a {
  color: var(--c-slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}

.page-privacy .doc-hero h1 {
  max-width: 880px;
  margin: 18px 0 0;
  font-family: var(--font-heading);
  font-size: var(--fs-h1);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: .01em;
  color: var(--c-green);
}

.page-privacy .doc-hero__lede {
  max-width: 42rem;
  margin: 22px 0 0;
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--c-graphite);
}

.page-privacy .doc-hero__version {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  margin: 26px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--c-gold);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-slate);
}

.page-privacy .doc-hero__version-no {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--c-green);
}

.page-privacy .doc-hero__figure {
  margin: 44px 0 0;
  border-top: 1px solid var(--c-green);
}

/* ---------- 长文布局 ---------- */
.page-privacy .doc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 8px;
  padding-bottom: 72px;
}

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

/* ---------- 左侧目次 ---------- */
.page-privacy .doc-rail {
  padding-top: 14px;
  border-top: 1px solid var(--c-green);
}

.page-privacy .doc-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--c-slate);
}

.page-privacy .doc-rail__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-privacy .doc-rail__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .doc-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 10px;
  font-size: 13.5px;
  line-height: 1.5;
  white-space: nowrap;
  color: var(--c-slate);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-privacy .doc-rail__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-gold);
}

.page-privacy .doc-rail__link:hover,
.page-privacy .doc-rail__link:focus-visible {
  color: var(--c-green);
  border-bottom-color: var(--c-gold);
}

/* ---------- 章节 ---------- */
.page-privacy .doc-section {
  padding-bottom: 44px;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-privacy .doc-section + .doc-section {
  padding-top: 44px;
  border-top: 1px solid var(--c-mist);
}

.page-privacy .doc-section:last-child {
  padding-bottom: 12px;
}

.page-privacy .doc-section__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 20px;
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--c-green);
}

.page-privacy .doc-section__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--c-gold);
}

.page-privacy .doc-section__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

/* ---------- 正文 ---------- */
.page-privacy .doc-prose {
  min-width: 0;
  overflow-wrap: break-word;
}

.page-privacy .doc-prose p {
  max-width: var(--privacy-measure);
  margin: 0 0 18px;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--c-graphite);
}

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

.page-privacy .doc-prose strong {
  font-weight: 700;
  color: var(--c-green);
}

.page-privacy .doc-prose a {
  color: var(--c-green);
  text-decoration: none;
  padding-bottom: 1px;
  border-bottom: 1px solid var(--c-slate);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-privacy .doc-prose a:hover,
.page-privacy .doc-prose a:focus-visible {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}

/* ---------- 条目列表 ---------- */
.page-privacy .doc-list {
  max-width: var(--privacy-measure);
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-privacy .doc-list > li {
  position: relative;
  padding: 12px 0 12px 20px;
  font-size: 1rem;
  line-height: 1.8;
  border-top: 1px solid var(--c-mist);
}

.page-privacy .doc-list > li:last-child {
  border-bottom: 1px solid var(--c-mist);
}

.page-privacy .doc-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 9px;
  height: 2px;
  background: var(--c-gold);
}

/* ---------- 注释栏 ---------- */
.page-privacy .doc-aside {
  font-size: .875rem;
  line-height: 1.75;
  color: var(--c-slate);
  padding-top: 12px;
  border-top: 1px solid var(--c-mist);
  overflow-wrap: break-word;
}

.page-privacy .doc-aside p {
  margin: 0;
}

.page-privacy .doc-aside__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--c-gold);
}

/* ---------- 信息流向小图 ---------- */
.page-privacy .doc-flowwrap {
  max-width: 32rem;
  margin: 26px 0 0;
}

.page-privacy .doc-flow {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .doc-flow__lines path {
  fill: none;
  stroke: var(--c-slate);
  stroke-width: 1;
  stroke-linecap: square;
}

.page-privacy .doc-flow__box rect {
  fill: none;
  stroke-width: 1.2;
}

.page-privacy .doc-flow__box--in rect {
  stroke: var(--c-green);
}

.page-privacy .doc-flow__box--out rect {
  stroke: var(--c-gold);
}

.page-privacy .doc-flow__dot {
  fill: var(--c-gold);
}

.page-privacy .doc-flow text {
  font-family: var(--font-body);
  font-size: 13px;
  fill: var(--c-graphite);
}

.page-privacy .doc-flow__caption {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-slate);
}

.page-privacy .doc-flow__caption::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  margin-right: 8px;
  vertical-align: middle;
  background: var(--c-gold);
}

/* ---------- 窄屏保险 ---------- */
@media (max-width: 480px) {
  .page-privacy .doc-hero {
    padding-top: calc(var(--header-h) + 20px);
    padding-bottom: 32px;
  }

  .page-privacy .doc-hero__figure {
    margin-top: 30px;
  }

  .page-privacy .doc-flow text {
    font-size: 15px;
  }

  .page-privacy .doc-section__title {
    gap: 10px;
  }

  .page-privacy .doc-list > li {
    padding-left: 16px;
  }
}

/* ---------- 桌面：左侧目次 + 右侧注释栏 ---------- */
@media (min-width: 1024px) {
  .page-privacy .doc-layout {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
    padding-top: 32px;
    padding-bottom: 104px;
  }

  .page-privacy .doc-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-privacy .doc-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .doc-rail__link {
    padding: 8px 10px;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .page-privacy .doc-rail__link:hover,
  .page-privacy .doc-rail__link:focus-visible {
    border-left-color: var(--c-gold);
  }

  .page-privacy .doc-section__grid {
    grid-template-columns: minmax(0, 1fr) var(--privacy-aside);
    gap: 56px;
  }

  .page-privacy .doc-aside {
    padding-top: 0;
    padding-left: 18px;
    border-top: 0;
    border-left: 1px solid var(--c-mist);
  }
}

/* ---------- 宽屏：加大呼吸感 ---------- */
@media (min-width: 1280px) {
  .page-privacy .doc-hero {
    padding-bottom: 56px;
  }

  .page-privacy .doc-hero__lede {
    font-size: 1.125rem;
  }

  .page-privacy .doc-section {
    padding-bottom: 56px;
  }

  .page-privacy .doc-section + .doc-section {
    padding-top: 56px;
  }
}

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