:root{--bg: #0f0f0f;--bg-card: #1a1a1a;--bg-hover: #252525;--text: #e5e5e5;--text-muted: #888;--accent: #6366f1;--accent-hover: #818cf8;--success: #22c55e;--warning: #f59e0b;--error: #ef4444;--border: #333}*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:inherit}input,textarea{font-family:inherit}