.page-privacy {
  --privacy-rail: 56px;
  --privacy-hair: rgba(30, 53, 84, 0.9);
  --privacy-card: rgba(18, 35, 60, 0.72);
  --privacy-soft: rgba(30, 53, 84, 0.45);
  padding-bottom: 12px;
}

/* ---------- 顶部阅读进度 ---------- */
.page-privacy .privacy-progress {
  position: sticky;
  top: var(--header-h, 62px);
  z-index: 6;
  height: 3px;
  background: var(--privacy-soft);
}
.page-privacy .privacy-progress .progress-bar {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--blue), var(--red));
  transform-origin: 0 50%;
  transform: scaleX(0);
}
@supports (animation-timeline: scroll()) {
  .page-privacy .privacy-progress .progress-bar {
    animation: privacyBarGrow linear both;
    animation-timeline: scroll(root block);
  }
}
@keyframes privacyBarGrow {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: 26px 0 42px;
  border-bottom: 1px solid var(--privacy-hair);
  background:
    radial-gradient(720px 320px at 88% 8%, rgba(47, 139, 255, 0.12), transparent 70%),
    radial-gradient(520px 260px at 6% 92%, rgba(232, 50, 60, 0.08), transparent 72%);
}
.page-privacy .privacy-hero-grid {
  display: grid;
  gap: 28px;
}
.page-privacy .privacy-hero h1 {
  margin: 14px 0 0;
  font-family: var(--sans);
  font-size: clamp(29px, 7.6vw, 46px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--white);
}
.page-privacy .privacy-lede {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.85;
}
.page-privacy .privacy-hero-points {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}
.page-privacy .privacy-hero-points li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 10px;
  color: var(--white);
  font-size: 14.5px;
  line-height: 1.7;
}
.page-privacy .privacy-hero-points li::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-top: 9px;
  border-radius: 2px;
  background: var(--red);
  box-shadow: 0 0 0 3px rgba(232, 50, 60, 0.16);
}
.page-privacy .privacy-hero-figure {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--privacy-hair);
  overflow: hidden;
  background: var(--deep);
}
.page-privacy .privacy-hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-index {
  padding: 18px 0;
  border-bottom: 1px solid var(--privacy-hair);
  background: rgba(11, 23, 41, 0.72);
}
.page-privacy .privacy-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-privacy .privacy-index-list a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 15px 8px 12px;
  border: 1px solid var(--privacy-hair);
  border-radius: 999px;
  background: var(--privacy-card);
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1;
  text-decoration: none;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}
.page-privacy .privacy-index-list a .num {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.04em;
}
.page-privacy .privacy-index-list a:hover,
.page-privacy .privacy-index-list a:focus-visible {
  color: var(--white);
  border-color: rgba(47, 139, 255, 0.6);
  background: rgba(47, 139, 255, 0.1);
  outline: none;
}

/* ---------- 章节主体 ---------- */
.page-privacy .privacy-body {
  padding-top: 4px;
}
.page-privacy .privacy-chapter {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 32px 0;
  border-bottom: 1px solid var(--privacy-hair);
  scroll-margin-top: calc(var(--header-h, 62px) + 34px);
}
.page-privacy .chapter-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.page-privacy .chapter-num {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--blue);
  line-height: 1;
}
.page-privacy .chapter-line {
  flex: 1 1 auto;
  width: 1px;
  min-height: 40px;
  background: linear-gradient(180deg, rgba(47, 139, 255, 0.55), rgba(47, 139, 255, 0));
}
.page-privacy .chapter-head {
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-privacy .chapter-icon {
  flex: none;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid rgba(47, 139, 255, 0.34);
  background: rgba(47, 139, 255, 0.11);
  color: var(--blue);
}
.page-privacy .chapter-icon svg {
  width: 19px;
  height: 19px;
  display: block;
}
.page-privacy .privacy-chapter h2 {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(19px, 4.8vw, 25px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.012em;
  color: var(--white);
}
.page-privacy .chapter-text {
  margin: 16px 0 0;
  max-width: 68ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}
.page-privacy .privacy-em {
  color: var(--white);
  font-weight: 600;
  font-family: var(--mono);
  font-size: 14.5px;
  word-break: break-all;
}

/* 起首色块条款 */
.page-privacy .clause-mark {
  margin: 20px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--red);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(232, 50, 60, 0.16), rgba(232, 50, 60, 0.02));
  color: var(--white);
  font-size: 14.5px;
  line-height: 1.8;
}

/* 两类信息卡片 */
.page-privacy .fact-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}
.page-privacy .fact-card {
  padding: 16px 18px;
  border: 1px solid var(--privacy-hair);
  border-radius: var(--radius-sm);
  background: var(--privacy-card);
}
.page-privacy .fact-card h3 {
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}
.page-privacy .fact-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 10px rgba(47, 139, 255, 0.7);
}
.page-privacy .fact-dot.is-gold {
  background: var(--gold);
  box-shadow: 0 0 10px rgba(242, 180, 65, 0.6);
}
.page-privacy .fact-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}
.page-privacy .fact-card li + li {
  margin-top: 6px;
}

/* 用途列表 */
.page-privacy .privacy-uses {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-privacy .privacy-uses li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 12px 0;
  border-bottom: 1px dashed var(--privacy-hair);
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}
.page-privacy .privacy-uses li:first-child {
  border-top: 1px dashed var(--privacy-hair);
}
.page-privacy .use-key {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gold);
  padding-top: 2px;
}

/* 留存清单 */
.page-privacy .privacy-keep {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}
.page-privacy .privacy-keep li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--privacy-hair);
}
.page-privacy .privacy-keep li:first-child {
  border-top: 1px solid var(--privacy-hair);
}
.page-privacy .keep-key {
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
}
.page-privacy .keep-val {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.page-privacy .keep-note {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}

/* 折叠说明 */
.page-privacy .privacy-disclosure {
  margin-top: 20px;
  border: 1px solid var(--privacy-hair);
  border-radius: var(--radius-sm);
  background: var(--privacy-card);
}
.page-privacy .privacy-disclosure summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
}
.page-privacy .privacy-disclosure summary::-webkit-details-marker {
  display: none;
}
.page-privacy .privacy-disclosure summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--blue);
  line-height: 1;
}
.page-privacy .privacy-disclosure[open] summary::after {
  content: "–";
}
.page-privacy .privacy-disclosure summary:focus-visible {
  outline: 2px solid rgba(47, 139, 255, 0.7);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
.page-privacy .disclosure-body {
  padding: 0 18px 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
  border-top: 1px solid var(--privacy-hair);
  padding-top: 14px;
  margin: 0;
}

/* 请求列表 */
.page-privacy .privacy-requests {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-privacy .privacy-requests li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--privacy-hair);
  border-radius: var(--radius-sm);
  background: var(--privacy-card);
}
.page-privacy .request-tag {
  display: block;
  padding: 4px 0;
  border: 1px solid rgba(47, 139, 255, 0.4);
  border-radius: 999px;
  background: rgba(47, 139, 255, 0.1);
  color: var(--blue);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: center;
}
.page-privacy .privacy-requests p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}

/* 联系方式条 */
.page-privacy .privacy-contact-strip {
  margin-top: 22px;
  border: 1px solid var(--privacy-hair);
  border-radius: var(--radius);
  background:
    linear-gradient(140deg, rgba(47, 139, 255, 0.1), transparent 55%),
    var(--privacy-card);
  overflow: hidden;
}
.page-privacy .privacy-contact-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 18px;
  border-bottom: 1px solid var(--privacy-hair);
}
.page-privacy .privacy-contact-row:last-child {
  border-bottom: 0;
}
.page-privacy .privacy-contact-key {
  color: var(--dim);
  font-size: 13px;
  letter-spacing: 0.06em;
}
.page-privacy .privacy-contact-val {
  color: var(--white);
  font-size: 14.5px;
  line-height: 1.7;
  word-break: break-word;
}
.page-privacy .privacy-contact-row:nth-child(1) .privacy-contact-val,
.page-privacy .privacy-contact-row:nth-child(2) .privacy-contact-val {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 15px;
}

/* ---------- 收尾 ---------- */
.page-privacy .privacy-outro {
  padding: 44px 0 20px;
  border-top: 1px solid var(--privacy-hair);
  background:
    linear-gradient(180deg, rgba(11, 23, 41, 0), rgba(18, 35, 60, 0.55)),
    repeating-linear-gradient(90deg, var(--privacy-soft) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, var(--privacy-soft) 0 1px, transparent 1px 72px);
}
.page-privacy .privacy-outro-title {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(19px, 4.4vw, 24px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-privacy .privacy-link-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
}
.page-privacy .privacy-link-card {
  display: block;
  padding: 18px;
  border: 1px solid var(--privacy-hair);
  border-radius: var(--radius-sm);
  background: rgba(11, 23, 41, 0.78);
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}
.page-privacy .privacy-link-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold);
}
.page-privacy .privacy-link-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-privacy .privacy-link-card:hover,
.page-privacy .privacy-link-card:focus-visible {
  border-color: rgba(47, 139, 255, 0.55);
  background: rgba(18, 35, 60, 0.92);
  transform: translateY(-2px);
  outline: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-hero {
    padding: 34px 0 52px;
  }
  .page-privacy .privacy-chapter {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: 22px;
    padding: 40px 0;
  }
  .page-privacy .chapter-num {
    font-size: 30px;
  }
  .page-privacy .fact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .privacy-link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: 48px;
  }
  .page-privacy .privacy-hero-figure img {
    aspect-ratio: 4 / 3;
  }
  .page-privacy .privacy-link-grid {
    grid-template-columns: 1.35fr 1fr 1fr;
  }
  .page-privacy .privacy-link-card:first-child {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 100%;
    background:
      linear-gradient(150deg, rgba(47, 139, 255, 0.16), transparent 60%),
      rgba(11, 23, 41, 0.8);
  }
  .page-privacy .privacy-chapter {
    grid-template-columns: 72px minmax(0, 1fr) minmax(0, 0.28fr);
    gap: 0 24px;
  }
  .page-privacy .chapter-rail {
    align-items: flex-start;
    padding-left: 4px;
  }
  .page-privacy .chapter-main {
    grid-column: 2 / 4;
    max-width: 78ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-link-card {
    transition: none;
  }
  .page-privacy .privacy-index-list a {
    transition: none;
  }
  @supports (animation-timeline: scroll()) {
    .page-privacy .privacy-progress .progress-bar {
      animation: none;
      transform: scaleX(1);
    }
  }
}