.page-privacy {
  --privacy-line: var(--steel-600);
  --privacy-measure: 640px;
  background: var(--abyss-950);
  color: var(--silver-200);
  font-family: var(--font-display);
  padding-bottom: 88px;
}

.page-privacy .privacy-progress {
  position: sticky;
  top: var(--rail-h);
  z-index: 20;
  height: 3px;
  width: 100%;
  background: var(--steel-600);
  display: block;
}

.page-privacy .privacy-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(1);
  background: linear-gradient(90deg, var(--benz-blue-500), var(--cyan-glow-400));
}

@supports (animation-timeline: scroll()) {
  .page-privacy .privacy-progress__bar {
    transform: scaleX(0);
    animation: privacy-bar-grow linear both;
    animation-timeline: scroll(root block);
  }
}

@keyframes privacy-bar-grow {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* 页头 */
.page-privacy .privacy-hero {
  padding: 26px 0 40px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(78, 168, 222, 0.16) 0%, rgba(7, 13, 24, 0) 58%),
    radial-gradient(80% 70% at 0% 100%, rgba(240, 138, 60, 0.10) 0%, rgba(7, 13, 24, 0) 62%),
    var(--ink-900);
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 22px;
}

.page-privacy .privacy-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 9vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  color: var(--silver-050);
}

.page-privacy .privacy-hero__lead {
  max-width: var(--privacy-measure);
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver-200);
}

.page-privacy .privacy-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 22px 0 0;
  padding: 0;
}

.page-privacy .privacy-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--privacy-line);
  border-radius: var(--radius-pill);
  background: rgba(22, 35, 58, 0.66);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--silver-200);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-hero__media {
  margin: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--privacy-line);
  background: var(--graphite-800);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* 正文主体 */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-top: 40px;
}

/* 目录 */
.page-privacy .privacy-toc {
  border: 1px solid var(--privacy-line);
  border-radius: var(--radius-card);
  background: var(--graphite-800);
  padding: 20px 18px;
}

.page-privacy .privacy-toc__label {
  margin: 0 0 12px;
  color: var(--muted-500);
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-left: 2px solid var(--privacy-line);
  border-radius: 0 10px 10px 0;
  color: var(--silver-200);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: color 220ms var(--ease), border-color 220ms var(--ease), background-color 220ms var(--ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--silver-050);
  border-left-color: var(--benz-blue-500);
  background: rgba(78, 168, 222, 0.12);
}

.page-privacy .privacy-toc__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--benz-blue-500);
}

.page-privacy .privacy-toc__list li:nth-child(even) .privacy-toc__no {
  color: var(--bmw-orange-500);
}

.page-privacy .privacy-toc__top {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  color: var(--silver-200);
}

/* 条款 */
.page-privacy .privacy-doc {
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-clause {
  padding: 28px 0 30px;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .privacy-clause__no {
  font-family: var(--font-condensed);
  font-size: 34px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--benz-blue-500);
}

.page-privacy .privacy-clause:nth-of-type(even) .privacy-clause__no {
  color: var(--bmw-orange-500);
}

.page-privacy .privacy-clause h2 {
  margin: 0;
  font-size: clamp(22px, 4vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--silver-050);
}

.page-privacy .privacy-clause p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver-200);
}

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

.page-privacy .privacy-term {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 1px 7px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(63, 224, 196, 0.42);
  color: var(--cyan-glow-400);
  background: rgba(63, 224, 196, 0.08);
  white-space: nowrap;
}

/* 定义列表 */
.page-privacy .privacy-defs {
  margin: 18px 0;
  display: grid;
  gap: 16px;
}

.page-privacy .privacy-def {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-radius: 18px;
  background: var(--ink-900);
  border: 1px solid var(--privacy-line);
}

.page-privacy .privacy-def dt {
  margin: 0;
  font-size: 15px;
  color: var(--silver-050);
}

.page-privacy .privacy-def dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-200);
}

/* 用途与权利列表 */
.page-privacy .privacy-uses,
.page-privacy .privacy-rights {
  list-style: none;
  margin: 16px 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-uses li,
.page-privacy .privacy-rights li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0 10px 14px;
  border-left: 2px solid var(--privacy-line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver-200);
}

.page-privacy .privacy-uses li:nth-child(-n + 2) {
  border-left-color: var(--mint-300);
}

.page-privacy .privacy-uses li:nth-child(n + 3) {
  border-left-color: var(--bmw-orange-500);
}

.page-privacy .privacy-rights li {
  border-left-color: var(--benz-blue-500);
  display: block;
}

.page-privacy .privacy-rights strong {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--benz-blue-500);
}

.page-privacy .privacy-uses .mono-note {
  min-width: 3.4em;
  color: var(--muted-500);
}

/* 注释 */
.page-privacy .privacy-note {
  margin: 14px 0 0;
  padding: 12px 16px;
  border-left: 1px solid var(--steel-600);
  background: rgba(22, 35, 58, 0.55);
  border-radius: 0 12px 12px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.03em;
  color: var(--muted-500);
}

/* 收尾操作 */
.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 桌面 */
@media (min-width: 900px) {
  .page-privacy {
    padding-bottom: 112px;
  }

  .page-privacy .privacy-progress {
    top: 0;
  }

  .page-privacy .privacy-hero {
    padding: 34px 0 56px;
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: 8fr 4fr;
    align-items: center;
    gap: 40px;
    margin-top: 30px;
  }

  .page-privacy .privacy-body {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 48px;
    padding-top: 56px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 28px;
    align-self: start;
    padding: 22px 20px;
  }

  .page-privacy .privacy-clause {
    padding: 34px 0 36px;
  }

  .page-privacy .privacy-def {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }
}

/* 打印 */
@media print {
  .page-privacy {
    background: #ffffff;
    color: #111111;
    padding: 0;
  }

  .page-privacy .privacy-progress,
  .page-privacy .privacy-toc,
  .page-privacy .privacy-actions {
    display: none;
  }

  .page-privacy .privacy-hero {
    background: #ffffff;
    border-bottom: 1px solid #999999;
  }

  .page-privacy .privacy-hero__title,
  .page-privacy .privacy-clause h2,
  .page-privacy .privacy-def dt {
    color: #000000;
  }

  .page-privacy .privacy-hero__lead,
  .page-privacy .privacy-clause p,
  .page-privacy .privacy-def dd,
  .page-privacy .privacy-uses li,
  .page-privacy .privacy-rights li {
    color: #1a1a1a;
  }

  .page-privacy .privacy-def,
  .page-privacy .privacy-note {
    background: #ffffff;
    border: 1px solid #bbbbbb;
  }

  .page-privacy .privacy-body {
    display: block;
  }

  .page-privacy .privacy-doc {
    max-width: none;
  }

  .page-privacy .privacy-clause {
    page-break-inside: avoid;
    border-top: 1px solid #bbbbbb;
  }
}