/* 登录/注册页手机端适配（仅 <=900px 生效，桌面不受影响） */
@media (max-width: 900px) {
  .ys-auth-background { background-position: 16% center !important; }
  .ys-auth-shade { background: linear-gradient(180deg, rgba(5,5,6,.55), rgba(5,5,6,.78)) !important; }
  .ys-auth-panel {
    background: rgba(14,13,12,.78) !important;
    border: 1px solid rgba(255,255,255,.12) !important;
    border-radius: 14px !important;
    box-shadow: 0 18px 50px rgba(0,0,0,.45) !important;
    -webkit-backdrop-filter: blur(14px) !important;
    backdrop-filter: blur(14px) !important;
  }
  .ys-auth-form .semi-input-prefix,
  .ys-auth-form .semi-input-prefix .semi-icon,
  .ys-auth-form .semi-input-suffix .semi-icon { color: rgba(232,200,121,.9) !important; opacity: 1 !important; }
}
@media (max-width: 520px) {
  .ys-auth-mode-switch { width: 100% !important; margin: 0 0 22px !important; }
  .ys-auth-panel { padding: 22px 18px 26px !important; }
  .ys-auth-heading { margin-bottom: 20px !important; }
  .ys-auth-form .semi-input { font-size: 16px !important; }
}