*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;background:#0f0f1a;color:#e0e0e0;font-family:SF Mono,Fira Code,Cascadia Code,monospace;overflow-x:hidden}.app-container{display:flex;flex-direction:column;align-items:center;min-height:100vh;padding:24px 16px}.app-header{text-align:center;margin-bottom:20px}.app-header h1{font-size:28px;font-weight:700;color:#fff;letter-spacing:-.5px}.subtitle{color:#666;font-size:13px;margin-top:4px}.app-main{display:flex;flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:24px}.app-footer{margin-top:32px;color:#444;font-size:11px}@media (max-width: 760px){.app-main{flex-direction:column;align-items:center}}