:root{--primary:#0a66c2;--primary-dark:#004182;--accent:#00c2ff;--dark:#0d1b2a;--bg:#0f0f13;--bg-card:#1a1a24;--bg-card-hover:#22222f;--border:#2a2a3a;--text:#e8e8f0;--text-muted:#8892a0;--green:#22c55e;--orange:#ff6b35;--red:#ef4444;--amber:#f59e0b;--sidebar-width:240px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}.app-shell{min-height:100vh;display:flex}.main-content{margin-left:var(--sidebar-width);flex:1;min-height:100vh;padding:2rem}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;font-size:inherit;background:0 0;border:none}input,textarea,select{font-family:inherit;font-size:inherit;background:var(--bg-card);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 12px}input:focus,textarea:focus,select:focus{border-color:var(--primary);outline:none}