:root{--dark-bg: #0f0f23;--white-bg: #ffffff;--card-bg: #1a1a2e;--accent-primary: #6c63ff;--accent-secondary: #4a47a3;--text-primary: #e4e4e7;--text-secondary: #a1a1aa;--border-color: #2d2d44;--input-bg: #16162a}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;width:100%;overflow:hidden}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--dark-bg);color:var(--text-primary)}