body{font-family:'Vazir',sans-serif;background-color:#f9f9f9}.btn-custom{background-color:#3b82f6;color:#fff;font-weight:600;border-radius:8px;padding:0.5rem 1.2rem;box-shadow:0 4px 8px rgba(0,0,0,0.15);transition:all 0.2s ease-in-out;border:none;text-align:center;display:inline-block}.btn-custom:hover{background-color:#2563eb;box-shadow:0 6px 12px rgba(0,0,0,0.2);transform:translateY(-2px)}.btn-custom:active{background-color:#1d4ed8;box-shadow:0 2px 4px rgba(0,0,0,0.2);transform:translateY(1px)}.btn-custom:focus{outline:none;box-shadow:0 0 0 3px rgba(59,130,246,0.5)}