.preveex-obs-wrap{max-width:980px;margin:30px auto;padding:20px}.preveex-obs-wrap form{display:grid;gap:10px}.preveex-obs-wrap input,.preveex-obs-wrap select,.preveex-obs-wrap button{padding:10px;font-size:16px}.preveex-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:20px}.preveex-card{border:1px solid #ddd;border-radius:12px;background:#fff;padding:16px;box-shadow:0 1px 3px rgba(0,0,0,.05)}.preveex-table{width:100%;border-collapse:collapse;margin-top:20px}.preveex-table th,.preveex-table td{padding:10px;border:1px solid #ddd;text-align:left}.preveex-chart-wrap{margin-top:30px;background:#fff;padding:20px;border:1px solid #ddd;border-radius:12px}