.page-privacy {
  --priv-gap: clamp(30px, 5vw, 58px);
  --priv-paper-shadow: 0 20px 48px rgba(0, 0, 0, .45);
  --priv-hairline: rgba(201, 210, 227, .16);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .priv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.page-privacy .priv-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-privacy .priv-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .58;
}
.page-privacy .priv-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(1200px 420px at 78% 0%, rgba(123, 92, 255, .32), transparent 62%),
    radial-gradient(760px 360px at 10% 16%, rgba(47, 224, 208, .16), transparent 66%),
    linear-gradient(180deg, rgba(5, 7, 15, .58) 0%, rgba(5, 7, 15, .9) 58%, var(--void) 100%);
}
.page-privacy .priv-hero__inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(30px, 6vw, 72px) 0 clamp(28px, 5vw, 56px);
}
.page-privacy .priv-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-privacy .priv-title {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6.2vw, 52px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-privacy .priv-lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--mist);
}
.page-privacy .priv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .priv-layout {
  padding: clamp(22px, 4vw, 40px) 0 clamp(40px, 6vw, 76px);
}

/* ---------- 章节刻度 ---------- */
.page-privacy .priv-toc {
  margin: 0 0 14px;
}
.page-privacy .priv-toc-title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--dust);
}
.page-privacy .priv-toc-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 12px;
  list-style: none;
  overflow-x: auto;
  border-bottom: 1px solid var(--priv-hairline);
  scrollbar-width: thin;
}
.page-privacy .priv-toc-item {
  flex: 0 0 auto;
}
.page-privacy .priv-toc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--priv-hairline);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}
.page-privacy .priv-toc-link:hover,
.page-privacy .priv-toc-link:focus-visible {
  color: var(--paper);
  border-color: var(--neon);
  background: rgba(123, 92, 255, .16);
}
.page-privacy .priv-toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

/* ---------- 章节 ---------- */
.page-privacy .priv-chapter {
  padding: var(--priv-gap) 0;
  border-top: 1px solid var(--priv-hairline);
  scroll-margin-top: calc(var(--bar-h) + 20px);
}
.page-privacy .priv-chapter:first-of-type {
  border-top: 0;
  padding-top: clamp(18px, 3vw, 30px);
}
.page-privacy .priv-chapter:target {
  border-top-color: rgba(47, 224, 208, .55);
}
.page-privacy .priv-chapter:target .priv-chapter-num {
  color: var(--cyan);
}
.page-privacy .priv-chapter-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}
.page-privacy .priv-chapter-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--neon);
}
.page-privacy .priv-chapter-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.3;
  color: var(--paper);
}
.page-privacy .priv-chapter-desc {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--dust);
}

/* ---------- 信息卡 ---------- */
.page-privacy .priv-grid {
  display: grid;
  gap: 12px;
}
.page-privacy .priv-fact {
  padding: 15px 16px;
  border: 1px solid var(--priv-hairline);
  border-left: 3px solid var(--neon);
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(14, 24, 48, .8), rgba(5, 7, 15, .5));
}
.page-privacy .priv-fact--cyan {
  border-left-color: var(--cyan);
}
.page-privacy .priv-fact--yellow {
  border-left-color: var(--yellow);
}
.page-privacy .priv-fact-term {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan);
}
.page-privacy .priv-fact--yellow .priv-fact-term {
  color: var(--yellow);
}
.page-privacy .priv-fact-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 内文链接 ---------- */
.page-privacy .priv-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(47, 224, 208, .5);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-privacy .priv-link:hover,
.page-privacy .priv-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 数据表 ---------- */
.page-privacy .priv-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--priv-hairline);
  border-radius: var(--radius-sm);
  background: rgba(14, 24, 48, .5);
}
.page-privacy .priv-table-caption {
  padding: 12px 14px 0;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--dust);
}
.page-privacy .priv-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}
.page-privacy .priv-table th,
.page-privacy .priv-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--priv-hairline);
}
.page-privacy .priv-table thead th {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--cyan);
  white-space: nowrap;
}
.page-privacy .priv-table tbody td {
  color: var(--mist);
  line-height: 1.75;
}
.page-privacy .priv-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-privacy .priv-table tbody tr:hover {
  background: rgba(47, 224, 208, .07);
}
.page-privacy .priv-term {
  font-family: var(--font-mono);
  color: var(--paper);
}

/* ---------- 纸感说明牌 ---------- */
.page-privacy .priv-note {
  margin-top: 14px;
  padding: 4px 20px 16px;
  border: 1px solid rgba(20, 22, 28, .09);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--priv-paper-shadow);
}
.page-privacy .priv-note > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 17px;
  color: var(--ink);
}
.page-privacy .priv-note > summary::-webkit-details-marker {
  display: none;
}
.page-privacy .priv-note > summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  color: rgba(20, 22, 28, .5);
}
.page-privacy .priv-note[open] > summary::after {
  content: "－";
}
.page-privacy .priv-note > summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}
.page-privacy .priv-note-body {
  padding-top: 2px;
  border-top: 1px dashed rgba(20, 22, 28, .18);
}
.page-privacy .priv-note-body p {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(20, 22, 28, .86);
}
.page-privacy .priv-note a {
  color: var(--nightsea);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 50, 74, .45);
}
.page-privacy .priv-note a:hover,
.page-privacy .priv-note a:focus-visible {
  border-bottom-color: var(--neon);
  color: var(--neon);
}

/* ---------- 结尾通道 ---------- */
.page-privacy .priv-cta {
  margin-top: clamp(30px, 5vw, 56px);
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid rgba(201, 210, 227, .3);
  border-radius: var(--radius);
  background:
    radial-gradient(560px 220px at 92% 0%, rgba(47, 224, 208, .18), transparent 68%),
    linear-gradient(135deg, rgba(123, 92, 255, .24), rgba(14, 24, 48, .72) 68%);
}
.page-privacy .priv-cta-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.35;
  color: var(--paper);
}
.page-privacy .priv-cta p {
  margin: 0 0 18px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}
.page-privacy .priv-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 680px) {
  .page-privacy .priv-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 960px) {
  .page-privacy .priv-layout {
    display: grid;
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(30px, 4vw, 56px);
    align-items: start;
  }
  .page-privacy .priv-toc {
    position: sticky;
    top: calc(var(--bar-h) + 26px);
    margin-bottom: 0;
  }
  .page-privacy .priv-toc-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0 0 0 16px;
    border-bottom: 0;
    border-left: 1px solid rgba(201, 210, 227, .32);
  }
  .page-privacy .priv-toc-link {
    padding: 8px 2px;
    border: 0;
    border-radius: 0;
    background: transparent;
    font-size: 14px;
  }
  .page-privacy .priv-toc-link:hover,
  .page-privacy .priv-toc-link:focus-visible {
    background: transparent;
    color: var(--paper);
  }
  .page-privacy .priv-chapter-desc {
    font-size: 16.5px;
  }
  .page-privacy .priv-chapter-head {
    gap: 18px;
  }
}

@media (min-width: 1180px) {
  .page-privacy .priv-hero__inner {
    padding-right: 60px;
  }
  .page-privacy .priv-title {
    max-width: 24ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .priv-toc-link,
  .page-privacy .priv-link {
    transition: none;
  }
}