.page-privacy {
  --privacy-measure: 68ch;
  --privacy-line: 1px solid var(--ink-700);
  background: var(--ink-900);
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--privacy-line);
}

.page-privacy .privacy-hero__art {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-privacy .privacy-hero__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-privacy .privacy-hero__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(53, 208, 232, 0.18), transparent 62%),
    linear-gradient(180deg, rgba(10, 16, 48, 0.5) 0%, rgba(10, 16, 48, 0.94) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  padding: 32px 0 48px;
}

.page-privacy .privacy-hero__inner .breadcrumbs {
  margin-bottom: 26px;
}

.page-privacy .privacy-hero__inner h1 {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(30px, 6.4vw, 60px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--white);
  max-width: 20em;
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 32px 0 0;
  padding-top: 22px;
  border-top: 1px dashed var(--ink-700);
}

.page-privacy .privacy-meta dt {
  margin-bottom: 6px;
  color: var(--cyan);
}

.page-privacy .privacy-meta dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  overflow-wrap: anywhere;
}

/* ---------- 主体双栏 ---------- */
.page-privacy .privacy-body {
  padding-top: 40px;
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-privacy .privacy-toc {
  border: var(--privacy-line);
  border-radius: var(--radius);
  background: var(--ink-800);
  padding: 18px 16px;
}

.page-privacy .privacy-toc > .mono-label {
  display: block;
  margin-bottom: 12px;
  color: var(--lemon);
}

.page-privacy .privacy-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 10px;
}

.page-privacy .privacy-toc a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 8px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 13px;
  line-height: 1.4;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .privacy-toc a span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  color: var(--white);
  background: rgba(43, 224, 138, 0.08);
  border-left-color: var(--green);
}

.page-privacy .privacy-toc__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ink-700);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
  overflow-wrap: anywhere;
}

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

.page-privacy .privacy-toc__hint a:hover {
  text-decoration: underline;
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .privacy-clause {
  position: relative;
  padding-bottom: 36px;
  margin-bottom: 36px;
  border-bottom: var(--privacy-line);
}

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

.page-privacy .privacy-clause::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 84px;
  height: 2px;
  background: linear-gradient(90deg, var(--green), rgba(43, 224, 138, 0));
}

.page-privacy .privacy-clause:last-child::after {
  display: none;
}

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-privacy .privacy-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--lemon);
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  padding: 4px 9px;
}

.page-privacy .privacy-clause h2 {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(20px, 4.6vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}

.page-privacy .privacy-clause p {
  margin: 0 0 14px;
  max-width: var(--privacy-measure);
  font-size: 16px;
  line-height: 1.8;
  color: var(--white);
}

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

.page-privacy .privacy-clause a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 224, 138, 0.4);
}

.page-privacy .privacy-clause a:hover {
  border-bottom-color: var(--green);
}

.page-privacy .privacy-note {
  margin: 20px 0 0;
  padding: 13px 16px;
  border-left: 3px solid var(--green);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(43, 224, 138, 0.08);
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-list li {
  padding: 15px 0 15px 14px;
  border-top: 1px dashed var(--ink-700);
  border-left: 2px solid var(--ink-700);
}

.page-privacy .privacy-list li:first-child {
  border-top: 0;
}

.page-privacy .privacy-list .mono-label {
  display: block;
  margin-bottom: 5px;
  color: var(--cyan);
}

.page-privacy .privacy-list p {
  margin: 0;
  max-width: var(--privacy-measure);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-list--contact li {
  border-left-color: var(--green);
}

.page-privacy .privacy-list--contact p {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
  text-transform: none;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .privacy-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  text-decoration: none;
  background: rgba(20, 28, 66, 0.94);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  color: var(--white);
  border-color: var(--green);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__inner {
    padding: 44px 0 64px;
  }

  .page-privacy .privacy-body {
    padding-top: 56px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 226px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
    padding: 20px 18px;
    background: transparent;
    border: 0;
    border-left: 2px solid var(--ink-700);
    border-radius: 0;
  }

  .page-privacy .privacy-toc ol {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .page-privacy .privacy-toc a {
    padding: 6px 8px 6px 10px;
    font-size: 12.5px;
  }

  .page-privacy .privacy-clause {
    padding-bottom: 46px;
    margin-bottom: 46px;
  }

  .page-privacy .privacy-list {
    margin-top: 22px;
  }

  .page-privacy .privacy-list li {
    padding: 17px 0 17px 16px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-hero__inner h1 {
    max-width: 17em;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 252px minmax(0, 1fr);
    gap: 72px;
  }
}

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