:root{--bg-primary: #FFFFFF;--bg-secondary: #F7F7F5;--bg-card: #FFFFFF;--text-primary: #37352F;--text-secondary: #787774;--text-muted: #B4B4B0;--accent: #2EAADC;--accent-hover: #2496c4;--border: #E9E9E7;--success: #4DAB9A;--warning: #CB912F;--danger: #E16259;--shadow: 0 1px 3px rgba(0,0,0,.08);--radius: 8px;--nav-height: 60px}[data-theme=dark]{--bg-primary: #191919;--bg-secondary: #202020;--bg-card: #262626;--text-primary: #E8E8E3;--text-secondary: #9B9A97;--text-muted: #5A5A58;--accent: #529CCA;--accent-hover: #4589b5;--border: #363636;--shadow: 0 1px 3px rgba(0,0,0,.3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-secondary);color:var(--text-primary);line-height:1.5;padding-bottom:var(--nav-height)}button{cursor:pointer;border:none;font-family:inherit}input,select{font-family:inherit;font-size:14px}.container{max-width:480px;margin:0 auto;padding:16px}@media(min-width:768px){.container{max-width:600px;padding:24px}}