:root{--bg-color: #121212;--card-bg: #1E1E1E;--text-primary: #FFFFFF;--text-secondary: #A0A0A0;--primary-color: #FF0040;--header-height: 60px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{font-family:inherit}.container{max-width:600px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.p-4{padding:16px}.mb-4{margin-bottom:16px}.text-sm{font-size:14px}.font-bold{font-weight:700}.text-secondary{color:var(--text-secondary)}