/* 无障碍：跳过链接、焦点样式、减少动效、字体缩放 */
.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 9999;
  padding: 12px 20px;
  background: #0B192C;
  color: #fff;
  border-radius: 8px;
  font-size: 14px;
  text-decoration: none;
}
.skip-link:focus {
  left: 50%;
  top: 12px;
  transform: translateX(-50%);
}
*:focus-visible {
  outline: 2px solid #B8860B;
  outline-offset: 2px;
}
button:focus-visible, a:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid #B8860B;
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
body.text-size-large { font-size: 110%; }
body.text-size-large .section-title, body.text-size-large .nav-title { font-size: 1.05em; }
body.text-size-xlarge { font-size: 125%; }
body.text-size-xlarge .section-title, body.text-size-xlarge .nav-title { font-size: 1.1em; }