*{box-sizing:border-box;margin:0;padding:0}body,html{max-width:100vw;overflow-x:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;background:#f8f9fb;color:#333}.loading{display:flex;justify-content:center;align-items:center;padding:2rem;color:#666;font-size:1.1rem;min-height:200px}.loading:before{content:"";width:20px;height:20px;border:2px solid #f3f3f3;border-top-color:#ff6b6b;border-radius:50%;animation:spin 1s linear infinite;margin-right:10px}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}