:root{--primary-color: #3f51b5;--primary-light: #5c6bc0;--primary-dark: #303f9f;--accent-color: #ff4081;--text-primary: #212121;--text-secondary: #757575;--background-light: #f5f5f5;--background-white: #ffffff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;font-size:16px;color:#333;background-color:var(--background-light);line-height:1.5}button{cursor:pointer;font-family:Roboto,sans-serif}input,select,textarea{font-family:Roboto,sans-serif}.container{max-width:1200px;margin:0 auto;padding:1rem}.text-center{text-align:center}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}