:root{--bg-primary:#0f1117;--bg-secondary:#1a1d27;--bg-card:#222633;--bg-hover:#2a2e3d;--text-primary:#e8eaed;--text-secondary:#9aa0a6;--text-muted:#6b7280;--accent:#6366f1;--accent-hover:#818cf8;--accent-subtle:rgba(99,102,241,0.15);--border:#2d3140;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--radius:8px;--radius-lg:12px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:inherit;font-size:.875rem;border:none;border-radius:var(--radius);padding:.5rem 1rem;transition:all .15s ease}.btn-primary{background:var(--accent);color:white}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--danger);color:white}.btn-danger:hover{opacity:.9}.btn-success{background:var(--success);color:white}.btn-success:hover{opacity:.9}.btn-sm{padding:.25rem .75rem;font-size:.8rem}input,select,textarea{font-family:inherit;font-size:.875rem;background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius);padding:.5rem .75rem;width:100%;outline:none;transition:border-color .15s ease}input:focus,select:focus,textarea:focus{border-color:var(--accent)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem}.badge{display:inline-block;padding:.15rem .5rem;border-radius:999px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.02em}.badge-success{background:rgba(34,197,94,.15);color:var(--success)}.badge-warning{background:rgba(245,158,11,.15);color:var(--warning)}.badge-danger{background:rgba(239,68,68,.15);color:var(--danger)}.badge-info{background:var(--accent-subtle);color:var(--accent)}