*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body{background:#f5f5f5}body,main{padding:2rem}main{max-width:800px;margin:0 auto;background:white;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,.1)}h1{margin-bottom:1.5rem;color:#333}p{margin-bottom:1rem;color:#666}button{background:#0070f3;color:white;border:none;padding:.75rem 1.5rem;border-radius:4px;cursor:pointer;font-size:1rem}button:hover{background:#0051cc}button:disabled{background:#ccc;cursor:not-allowed}input[type=email],input[type=file],input[type=text]{padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;width:100%;margin-bottom:1rem}input[type=file]{padding:.5rem}.error{color:#d32f2f;background:#ffebee}.error,.success{padding:.75rem;border-radius:4px;margin-bottom:1rem}.success{color:#2e7d32;background:#e8f5e9}.info{color:#1976d2;background:#e3f2fd;padding:.75rem;border-radius:4px;margin-bottom:1rem}