:root{--background:#0f1117;--surface:#1a1d27;--surface-alt:#22263a;--border:#2e3248;--text:#e2e8f0;--text-muted:#8892a4;--brand:#5865f2;--brand-hover:#4752c4;--success:#3ba55c;--warning:#faa61a;--danger:#ed4245;--radius:8px;--radius-sm:4px}
*{box-sizing:border-box;margin:0;padding:0}body{background:var(--background);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.6}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.btn:hover{background:var(--brand-hover)}