.page-privacy {
  --priv-toc-w: 224px;
  --priv-rule: rgba(138, 163, 200, .16);
  --priv-text: rgba(242, 247, 255, .8);
}

/* ---------- 首屏：低对比抽象纹理 + 超大排版 ---------- */
.page-privacy .priv-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(158deg, var(--teal) 0%, var(--ink-900) 64%);
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

.page-privacy .priv-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  pointer-events: none;
}

.page-privacy .priv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 11, 31, .28) 0%, rgba(5, 11, 31, .92) 82%);
  pointer-events: none;
}

.page-privacy .priv-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(38px, 7vw, 84px);
  padding-bottom: clamp(36px, 6vw, 72px);
  padding-left: clamp(18px, 4vw, 32px);
  padding-right: clamp(18px, 4vw, 32px);
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--mist);
}

.page-privacy .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}

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

.page-privacy .priv-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 6.2vw, 68px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
  margin: 14px 0 20px;
  max-width: 14ch;
}

.page-privacy .priv-hero .lead {
  max-width: 66ch;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.78;
  color: var(--priv-text);
  margin: 0;
}

.page-privacy .priv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: clamp(22px, 4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--mist);
}

.page-privacy .priv-meta li {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.page-privacy .priv-meta .mono {
  color: var(--green);
  font-family: var(--font-mono);
  font-weight: 700;
}

.page-privacy .priv-meta a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--priv-rule);
}

.page-privacy .priv-meta a:hover,
.page-privacy .priv-meta a:focus-visible {
  border-bottom-color: var(--green);
}

/* ---------- 主体：目录 + 单列长文 ---------- */
.page-privacy .priv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 48px);
  padding-top: clamp(38px, 6vw, 68px);
  padding-bottom: clamp(56px, 8vw, 96px);
  padding-left: clamp(18px, 4vw, 32px);
  padding-right: clamp(18px, 4vw, 32px);
}

.page-privacy .priv-toc {
  align-self: start;
}

.page-privacy .priv-toc__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist);
  margin: 0 0 14px;
}

.page-privacy .priv-toc__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--priv-rule);
}

.page-privacy .priv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -1px;
  padding: 9px 0 9px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-privacy .priv-toc__list a .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

.page-privacy .priv-toc__list a:hover,
.page-privacy .priv-toc__list a:focus-visible {
  color: var(--white);
  border-left-color: var(--green);
}

.page-privacy .priv-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-900);
  background: var(--green);
  border-radius: var(--radius-pill);
  padding: 9px 16px;
  text-decoration: none;
  transition: transform .18s ease;
}

.page-privacy .priv-top:hover,
.page-privacy .priv-top:focus-visible {
  transform: translateY(-2px);
}

.page-privacy .priv-body {
  max-width: 66ch;
}

.page-privacy .priv-sec {
  padding: clamp(26px, 4vw, 42px) 0;
  border-top: 1px solid var(--priv-rule);
  scroll-margin-top: 110px;
}

.page-privacy .priv-sec:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .priv-sec:target {
  background: linear-gradient(90deg, rgba(61, 255, 158, .08), rgba(61, 255, 158, 0) 78%);
  border-radius: var(--radius-md);
}

.page-privacy .priv-sec__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--white);
  margin: 0 0 18px;
}

.page-privacy .priv-sec__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--green);
}

.page-privacy .priv-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--priv-text);
}

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

.page-privacy .priv-body a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 255, 158, .35);
}

.page-privacy .priv-body a:hover,
.page-privacy .priv-body a:focus-visible {
  border-bottom-color: var(--green);
}

/* 收集项 / 留存项对照 */
.page-privacy .priv-dl {
  margin: 22px 0 20px;
  padding: 0;
  border-top: 1px solid var(--priv-rule);
}

.page-privacy .priv-dl dt {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--green);
  padding-top: 16px;
}

.page-privacy .priv-dl dd {
  margin: 0;
  padding: 8px 0 16px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--priv-text);
  border-bottom: 1px solid var(--priv-rule);
}

/* 用途条目 */
.page-privacy .priv-points {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .priv-points li {
  position: relative;
  padding: 15px 18px 15px 36px;
  background: var(--ink-800);
  border-radius: var(--radius-md);
  font-size: 15px;
  line-height: 1.72;
  color: var(--priv-text);
}

.page-privacy .priv-points li::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 23px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

.page-privacy .priv-points strong {
  color: var(--white);
  font-weight: 700;
}

.page-privacy .priv-note {
  border-left: 2px solid var(--orange);
  padding: 4px 0 4px 16px;
  font-size: 14px;
  color: var(--mist);
}

/* ---------- 桌面：目录常驻 + 对照表分栏 ---------- */
@media (min-width: 720px) {
  .page-privacy .priv-dl {
    display: grid;
    grid-template-columns: 168px minmax(0, 1fr);
    column-gap: 28px;
  }

  .page-privacy .priv-dl dt {
    grid-column: 1;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--priv-rule);
  }

  .page-privacy .priv-dl dd {
    grid-column: 2;
    padding-top: 16px;
  }
}

@media (min-width: 960px) {
  .page-privacy .priv-layout {
    grid-template-columns: var(--priv-toc-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-privacy .priv-toc {
    position: sticky;
    top: 104px;
  }
}

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