:root {
  color-scheme: light;
  --legal-text: #1f2937;
  --legal-muted: #7b8798;
  --legal-border: #e5e9f0;
  --legal-primary: #2e5fe8;
}
* { box-sizing: border-box; }
html { background: #f5f7fb; }
body {
  margin: 0;
  color: var(--legal-text);
  background: #f5f7fb;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
.legal-page {
  width: min(920px, calc(100% - 32px));
  margin: 32px auto;
  background: #fff;
  border: 1px solid var(--legal-border);
  border-radius: 18px;
  box-shadow: 0 16px 44px rgba(31, 45, 74, .08);
  overflow: hidden;
}
.legal-page-head {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 30px;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--legal-border);
  backdrop-filter: blur(12px);
}
.legal-brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.legal-brand-mark { color: #0f1f3d; font-size: 13px; font-weight: 900; letter-spacing: -.03em; white-space: nowrap; }
.legal-brand-mark b { color: var(--legal-primary); }
.legal-page h1 { margin: 0; font-size: 23px; line-height: 1.3; }
.legal-page-actions { display:flex; align-items:center; gap:10px; flex:none; }
.legal-lang {
  min-height:36px;
  padding:0 30px 0 11px;
  color:#4d5a6d;
  background:#fff;
  border:1px solid var(--legal-border);
  border-radius:9px;
  font:inherit;
  font-size:13px;
}
.legal-back {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 13px;
  color: var(--legal-primary);
  background: #eef3ff;
  border: 1px solid #d7e2ff;
  border-radius: 9px;
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
}
.legal-back:hover { background: #e4ecff; }
.legal-copy { padding: 28px 34px 40px; }
.legal-version { margin: 0 0 14px; color: var(--legal-muted); font-size: 13px; }
.legal-notice {
  margin: 0 0 28px;
  padding: 14px 16px;
  color: #8a5a00;
  background: #fff8e8;
  border: 1px solid #f5dca2;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.7;
}
.legal-copy h2 { margin: 28px 0 10px; font-size: 18px; line-height: 1.45; }
.legal-copy p { margin: 0; color: #4d5a6d; font-size: 15px; line-height: 1.9; }
.legal-copy a { color: var(--legal-primary); }
.legal-page-foot {
  padding: 0 34px 34px;
  color: var(--legal-muted);
  font-size: 12px;
  line-height: 1.7;
}
@media (max-width: 640px) {
  .legal-page { width: 100%; margin: 0; border: 0; border-radius: 0; box-shadow: none; }
  .legal-page-head { padding: 16px 18px; align-items:flex-start; flex-wrap:wrap; }
  .legal-brand { width:100%; }
  .legal-page-actions { width:100%; gap:6px; }
  .legal-lang { flex:1; min-width:0; }
  .legal-back { flex:none; }
  .legal-brand-mark { display: none; }
  .legal-page h1 { font-size: 19px; }
  .legal-copy { padding: 22px 20px 34px; }
  .legal-copy h2 { font-size: 17px; }
  .legal-copy p { font-size: 14px; }
  .legal-page-foot { padding: 0 20px 28px; }
}