/* ===== 个人信息说明 · page-privacy ===== */

.page-privacy {
  --pp-measure: 72ch;
  position: relative;
  overflow-x: clip;
  padding-bottom: 80px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  background-color: var(--ink);
}

.page-privacy a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 230, 210, .35);
  transition: color .18s ease, border-color .18s ease;
}

.page-privacy a:hover,
.page-privacy a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--magenta);
}

/* ---------- 首屏 ---------- */

.page-privacy__hero {
  position: relative;
  padding: 22px 0 44px;
  border-bottom: 1px solid var(--line);
  background-image:
    repeating-linear-gradient(to right, rgba(0, 230, 210, .05) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(to bottom, rgba(0, 230, 210, .05) 0 1px, transparent 1px 64px);
}

.page-privacy__eyebrow {
  margin: 30px 0 0;
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--yellow);
}

.page-privacy__title {
  margin: 14px 0 0;
  max-width: 900px;
  font-family: var(--font-display);
  font-size: clamp(32px, 7.5vw, 68px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.005em;
  color: var(--white);
}

.page-privacy__lead {
  margin: 22px 0 0;
  max-width: var(--pp-measure);
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(242, 245, 247, .84);
}

.page-privacy__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy__facts li {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--gray);
}

.page-privacy__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 9px;
  height: 1px;
  background: var(--cyan);
  transform: translateY(-50%);
}

.page-privacy__banner {
  display: block;
  margin: 36px 0 0;
  aspect-ratio: 16 / 9;
  min-height: 150px;
  overflow: hidden;
  border: 1px solid var(--line);
  background-color: var(--ink-2);
}

.page-privacy__banner .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 主体栅格 ---------- */

.page-privacy__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-top: 44px;
}

.page-privacy__body {
  min-width: 0;
  max-width: var(--pp-measure);
}

.page-privacy__toc {
  min-width: 0;
}

.page-privacy__toc > .rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gray);
}

.page-privacy__toc-nav {
  display: flex;
  gap: 8px;
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy__toc-nav::-webkit-scrollbar {
  display: none;
}

.page-privacy__toc-nav a {
  flex: 0 0 auto;
  display: block;
  padding: 9px 13px;
  border: 1px solid var(--line);
  background-color: rgba(11, 18, 32, .6);
  font-size: 13px;
  line-height: 1.4;
  color: var(--gray);
  white-space: nowrap;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-privacy__toc-nav a:hover,
.page-privacy__toc-nav a:focus-visible {
  color: var(--white);
  border-color: var(--cyan-dim);
  background-color: rgba(0, 230, 210, .07);
}

.page-privacy__toc-nav a[aria-current="true"] {
  color: var(--cyan);
  border-color: var(--magenta);
  background-color: rgba(255, 45, 122, .12);
}

/* ---------- 章节 ---------- */

.page-privacy__sec {
  scroll-margin-top: calc(var(--header-total) + 24px);
}

.page-privacy__sec + .page-privacy__sec {
  margin-top: 50px;
  padding-top: 42px;
  border-top: 1px solid rgba(30, 42, 58, .85);
}

.page-privacy__h2 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(25px, 5.4vw, 36px);
  font-weight: 700;
  line-height: 1.12;
  color: var(--white);
}

.page-privacy__idx {
  padding: 2px 7px;
  border: 1px solid rgba(255, 212, 0, .45);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .16em;
  line-height: 1.5;
  color: var(--yellow);
}

.page-privacy__sec p {
  margin: 0 0 16px;
  color: rgba(242, 245, 247, .84);
}

.page-privacy__sec p.page-privacy__note {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 1px solid rgba(0, 230, 210, .5);
  font-size: 13.5px;
  color: var(--gray);
}

/* ---------- 三类情形 ---------- */

.page-privacy__cases {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.page-privacy__case {
  position: relative;
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-left-width: 3px;
  background-color: var(--ink-2);
}

.page-privacy__case:nth-child(1) { border-left-color: var(--cyan); }
.page-privacy__case:nth-child(2) { border-left-color: var(--magenta); }
.page-privacy__case:nth-child(3) { border-left-color: var(--yellow); }

.page-privacy__case-tag {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gray);
}

.page-privacy__case h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}

.page-privacy__case .page-privacy__list {
  margin-top: 10px;
}

.page-privacy__case .page-privacy__list li:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

/* ---------- 列表 ---------- */

.page-privacy__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-privacy__list li {
  position: relative;
  padding: 10px 0 10px 20px;
  border-bottom: 1px solid rgba(30, 42, 58, .55);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(242, 245, 247, .82);
}

.page-privacy__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-privacy__list li:last-child {
  border-bottom: 0;
}

.page-privacy__list strong {
  color: var(--white);
  font-weight: 600;
}

.page-privacy__list--keep {
  margin-top: 18px;
}

/* ---------- 用途表 ---------- */

.page-privacy__uses {
  display: grid;
  gap: 1px;
  margin: 22px 0 20px;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background-color: var(--line);
}

.page-privacy__uses li {
  padding: 16px 18px;
  background-color: var(--ink);
}

.page-privacy__uses .page-privacy__use-title {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-privacy__uses li p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(242, 245, 247, .82);
}

/* ---------- 折叠面板 ---------- */

.page-privacy__acc {
  margin: 22px 0 20px;
}

/* ---------- 联系方式 ---------- */

.page-privacy__contact {
  display: grid;
  gap: 1px;
  margin: 22px 0 20px;
  border: 1px solid var(--line);
  background-color: var(--line);
}

.page-privacy__contact-row {
  padding: 16px 18px;
  background-color: var(--ink-2);
}

.page-privacy__contact-row dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gray);
}

.page-privacy__contact-row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-privacy__contact-note {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray);
}

/* ---------- 平板 ---------- */

@media (min-width: 768px) {
  .page-privacy__banner {
    aspect-ratio: 4 / 1;
  }

  .page-privacy__cases {
    gap: 18px;
  }

  .page-privacy__case {
    padding: 22px 24px 20px;
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 1024px) {
  .page-privacy__layout {
    grid-template-columns: minmax(0, 1fr) 232px;
    column-gap: 56px;
    align-items: start;
    padding-top: 64px;
  }

  .page-privacy__body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy__toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header-total) + 26px);
  }

  .page-privacy__toc-nav {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy__toc-nav a {
    padding: 9px 12px 9px 14px;
    border: 0;
    border-left: 2px solid var(--line);
    background-color: transparent;
    font-size: 14px;
    line-height: 1.5;
    white-space: normal;
  }

  .page-privacy__toc-nav a:hover,
  .page-privacy__toc-nav a:focus-visible {
    border-left-color: var(--cyan-dim);
    background-color: rgba(0, 230, 210, .06);
  }

  .page-privacy__toc-nav a[aria-current="true"] {
    border-left-color: var(--magenta);
    background-image: linear-gradient(90deg, rgba(255, 45, 122, .14), transparent 85%);
  }
}

/* ---------- 低动效偏好 ---------- */

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