.loading-spinner-container{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 160px);padding:2rem;background:linear-gradient(135deg,#f5f7fa,#e8ecf1)}.loading-spinner-content{text-align:center;animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.spinner{position:relative;width:80px;height:80px;margin:0 auto 1.5rem}.spinner-ring{position:absolute;width:100%;height:100%;border:4px solid transparent;border-radius:50%;animation:spin 1.5s cubic-bezier(.5,0,.5,1) infinite}.spinner-ring:first-child{border-top-color:var(--primary-color,#ff7f50);animation-delay:-.45s}.spinner-ring:nth-child(2){border-top-color:var(--primary-color,#ff7f50);opacity:.7;animation-delay:-.3s}.spinner-ring:nth-child(3){border-top-color:var(--primary-color,#ff7f50);opacity:.5;animation-delay:-.15s}.spinner-ring:nth-child(4){border-top-color:var(--primary-color,#ff7f50);opacity:.3}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.loading-spinner-message{font-size:1.125rem;font-weight:500;color:var(--color-text-primary,#2c3e50);margin:0;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}@media (max-width:768px){.loading-spinner-container{min-height:calc(100vh - 120px);padding:1.5rem}.spinner{width:60px;height:60px;margin-bottom:1rem}.spinner-ring{border-width:3px}.loading-spinner-message{font-size:1rem}}